:root {
    --bg: #f8f4ee;
    --panel: #ffffff;
    --panel-soft: #fbf7f1;
    --line: #e8dfd2;
    --text: #1d2b44;
    --muted: #716d67;
    --primary: #ff8a00;
    --primary-dark: #102a56;
    --navy: #102a56;
    --warning: #f2b84b;
    --success: #e7f5ea;
    --shadow: 0 22px 48px rgba(28, 36, 52, 0.08);
    --radius: 22px;
    --container: min(1360px, calc(100vw - 40px));
}

[hidden] {
    display: none !important;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.08), transparent 24%),
        linear-gradient(180deg, #fffdf9 0%, #f8f4ee 58%, #f3f5fb 100%);
    color: var(--text);
}

body.is-modal-open {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

.container {
    width: var(--container);
    margin: 0 auto;
}

.page-shell {
    min-height: 100vh;
}

main {
    display: block;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid #e2eaf4;
    backdrop-filter: blur(12px);
    overflow: visible;
}

.mobile-header-shell {
    display: none;
}

.mobile-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 74px;
    padding: 10px 0;
}

.mobile-header-side {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 78px;
}

.mobile-header-side-right {
    justify-content: flex-end;
}

.mobile-header-icon {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid #dee7f2;
    background: #f7f9fc;
    color: #415673;
    font-size: 1.2rem;
    box-shadow: 0 10px 26px rgba(70, 98, 139, 0.08);
    text-decoration: none;
    position: relative;
}

.mobile-header-avatar {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid #dee7f2;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 800;
    text-decoration: none;
}

.mobile-header-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.mobile-cart-button strong {
    position: absolute;
    top: -4px;
    right: -2px;
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #f2f4f8;
    color: #516277;
    font-size: 0.74rem;
    font-weight: 700;
    border: 1px solid #d7e1ee;
}

.brand-mobile {
    flex: 0 0 auto;
}

.brand-mobile .brand-mark-round {
    width: 72px;
    height: 72px;
    border-width: 3px;
}

.brand-mobile .brand-mark-inner {
    width: 40px;
    height: 40px;
    font-size: 0.96rem;
}

.mobile-header-panel {
    margin-bottom: 12px;
    padding: 14px;
    border-radius: 20px;
    background: #fff;
    border: 1px solid #e2eaf4;
    box-shadow: 0 18px 34px rgba(53, 81, 120, 0.1);
}

.mobile-menu-account-card {
    margin-bottom: 14px;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid #e2eaf4;
    background: linear-gradient(135deg, #f8fbff, #f2f6fc);
}

.mobile-menu-account-link {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
}

.mobile-menu-account-avatar {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid #d9e4f0;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 0.92rem;
    font-weight: 800;
}

.mobile-menu-account-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.mobile-menu-account-copy {
    min-width: 0;
    display: grid;
    gap: 2px;
}

.mobile-menu-account-copy strong {
    color: #213653;
    font-size: 1rem;
}

.mobile-menu-account-copy small {
    color: #677993;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-menu-account-actions {
    margin-top: 12px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.mobile-menu-pill {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid #dbe5f1;
    background: #fff;
    color: #2a3d5a;
    font-size: 0.88rem;
    font-weight: 700;
}

.mobile-header-search {
    position: relative;
}

.mobile-header-search input {
    width: 100%;
    height: 50px;
    border: 1px solid #dbe5f1;
    border-radius: 14px;
    padding: 0 16px 0 46px;
    background: #fff;
    color: #2f415b;
}

.mobile-header-search .search-icon {
    left: 16px;
}

.mobile-header-links,
.mobile-header-categories {
    display: grid;
    gap: 10px;
}

.mobile-header-links a {
    padding: 12px 14px;
    border-radius: 14px;
    background: #f7f9fd;
    color: var(--text);
    font-weight: 600;
}

.mobile-menu-button {
    width: 100%;
    min-height: 46px;
    border: 0;
    border-radius: 14px;
    background: #24344d;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.mobile-header-categories {
    margin-top: 14px;
    grid-template-columns: 1fr;
}

.mobile-header-categories a {
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid #dce5f1;
    color: #2b3f5d;
    font-size: 0.92rem;
    font-weight: 600;
    text-align: left;
    background: #fbfcfe;
}

.mobile-menu-section-head {
    display: grid;
    gap: 4px;
    margin: 14px 0 0;
}

.mobile-menu-section-head strong {
    color: #213653;
    font-size: 1rem;
}

.mobile-menu-section-head span {
    color: #6a7c95;
    font-size: 0.88rem;
    line-height: 1.5;
}

.nav-row {
    min-height: 68px;
    display: grid;
    grid-template-columns: 1fr 120px 1fr;
    align-items: center;
    gap: 28px;
    padding: 0;
}

.store-links,
.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.store-links {
    justify-content: flex-start;
    position: relative;
}

.header-actions {
    justify-content: flex-end;
    gap: 14px;
}

.store-dropdown {
    position: relative;
}

.store-dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    min-width: 232px;
    padding: 12px 0;
    background: #fff;
    border: 1px solid #e2eaf4;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(41, 74, 119, 0.12);
    opacity: 0;
    pointer-events: none;
    transform: translateY(6px);
    transition: opacity 0.18s ease, transform 0.18s ease;
    z-index: 30;
}

.store-dropdown:hover .store-dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.store-dropdown-menu a {
    display: block;
    padding: 11px 18px;
    color: var(--text);
    font-weight: 500;
}

.store-dropdown-menu a:hover {
    background: #f5f8fe;
}

.cart-button {
    position: relative;
    width: 50px;
    height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid #dbe5f1;
    background: #fff;
    border-radius: 50%;
    color: #2b3d58;
    font-weight: 700;
    flex: 0 0 auto;
}

.cart-button strong {
    position: absolute;
    top: -7px;
    right: -2px;
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #f2f4f8;
    color: #516277;
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1;
    border: 1px solid #d7e1ee;
}

.store-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 20px;
    border-radius: 8px;
    color: #24344d;
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1;
}

.store-link.active {
    background: var(--primary);
    color: #fff;
}

.store-link-plain {
    padding: 0;
    border-radius: 0;
    color: #27384f;
}

.store-link-plain:hover {
    color: var(--primary-dark);
}

.caret {
    font-size: 0.72rem;
    color: #7f8fa7;
    transform: translateY(-1px);
}

.brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.brand-mark {
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #86c9d7, #4d9bbb);
    color: #fff;
    font-weight: 800;
    box-shadow: var(--shadow);
}

.brand-mark-round {
    width: 104px;
    height: 104px;
    border-radius: 50%;
    border: 4px solid #75bfd0;
    background: #fff;
    box-shadow: 0 18px 40px rgba(58, 91, 133, 0.12);
}

.brand-mark-inner {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #83c6d5, #5ca7bf);
    color: #fff;
    font-size: 1.35rem;
    letter-spacing: 0.04em;
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.32);
}

.site-logo-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}

.brand-mark-has-image {
    padding: 14px;
}

.brand-centered {
    position: relative;
    z-index: 2;
    transform: translateY(22px);
}

.header-search {
    width: min(365px, 100%);
    position: relative;
}

.header-search input {
    width: 100%;
    height: 58px;
    border: 1px solid #dbe5f1;
    border-radius: 12px;
    padding: 0 18px 0 50px;
    background: #ffffff;
    color: #2f415b;
    font-size: 0.97rem;
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: #8a9ab1;
    font-size: 1rem;
    line-height: 1;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    cursor: pointer;
    border-radius: 12px;
    padding: 12px 20px;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
}

.button-xs {
    height: 58px;
    min-width: 142px;
    padding: 0 26px;
    border-radius: 10px;
    font-size: 0.98rem;
    font-weight: 700;
}

.button-xxs {
    height: 38px;
    min-width: 88px;
    padding: 0 14px;
    border-radius: 10px;
    font-size: 0.84rem;
}

.cart-icon {
    font-size: 1.28rem;
    line-height: 1;
}

.button-block {
    width: 100%;
}

.button-outline {
    background: #fff;
    color: var(--primary-dark);
    border: 1px solid #b9cde6;
}

.button.is-disabled,
.button[aria-disabled="true"] {
    opacity: 0.5;
    pointer-events: none;
}

.button-dark {
    background: var(--navy);
    color: #fff;
}

.flash-wrap {
    margin-top: 16px;
}

.flash {
    padding: 14px 18px;
    border-radius: 14px;
    border: 1px solid var(--line);
}

.flash-success {
    background: #ecf7ec;
}

.flash-error {
    background: #fff0ef;
}

.nav-row-modern {
    grid-template-columns: 220px minmax(0, 1fr) auto;
    gap: 26px;
    min-height: 78px;
}

.store-links-modern {
    gap: 10px;
    flex-wrap: wrap;
}

.store-link-modern {
    padding: 10px 8px;
    border-radius: 0;
    color: #5d6472;
    font-size: 0.92rem;
    border-bottom: 2px solid transparent;
}

.store-link-modern.active,
.store-link-modern:hover {
    background: transparent;
    color: #ff8a00;
    border-bottom-color: #ff8a00;
}

.brand-wordmark {
    gap: 10px;
    justify-content: flex-start;
}

.brand-wordmark-logo,
.brand-wordmark-badge {
    width: 28px;
    height: 28px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    overflow: hidden;
}

.brand-wordmark-logo {
    background: #fff;
}

.brand-wordmark-badge {
    background: linear-gradient(135deg, #ff9a2f, #ff7a00);
    color: #fff;
    font-weight: 800;
}

.brand-wordmark-text {
    color: #1d2b44;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.brand-wordmark-mobile .brand-wordmark-logo,
.brand-wordmark-mobile .brand-wordmark-badge {
    width: 36px;
    height: 36px;
}

.brand-wordmark-mobile .brand-wordmark-text {
    font-size: 1.5rem;
}

.header-actions-modern {
    gap: 12px;
}

.header-profile-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px 8px 8px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--primary-dark);
    font-weight: 700;
}

.header-profile-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 800;
}

.header-profile-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.button-accent {
    background: linear-gradient(135deg, #ff9a2f, #ff7a00);
    color: #fff;
}

.button-xs-compact {
    min-width: 102px;
    height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    font-size: 0.9rem;
}

.cart-button-inline {
    width: 44px;
    height: 44px;
}

.header-inline-form {
    margin: 0;
}

.home-modern-shell {
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.08), transparent 26%),
        linear-gradient(180deg, #fffefd, #f8f5f1 58%, #f3f5fb 100%);
}

.home-section {
    padding: 56px 0;
}

.home-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
}

.home-section-heading h2 {
    margin: 0 0 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
}

.home-section-heading p {
    margin: 0;
    color: var(--muted);
    line-height: 1.75;
    max-width: 680px;
}

.home-section-heading-centered {
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.home-section-heading-light .section-label,
.home-section-heading-light h2,
.home-section-heading-light p {
    color: #fff;
}

.home-hero-modern {
    padding: 0 0 26px;
}

.home-hero-backdrop {
    position: relative;
    min-height: 590px;
    display: flex;
    align-items: center;
    overflow: hidden;
    isolation: isolate;
    background:
        linear-gradient(135deg, #111824, #232b3d 60%, #151c29);
    background-size: cover;
    background-position: center;
}

.home-hero-slides {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.home-hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.02);
    transition: opacity 0.7s ease, transform 6s ease;
}

.home-hero-slide.is-active {
    opacity: 1;
    transform: scale(1);
}

.home-hero-modern-card {
    width: min(100%, 820px);
    margin: 0 auto;
    padding: 124px 0 112px;
    text-align: center;
    color: #fff;
}

.home-hero-badge {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    margin: 0 0 18px;
    padding: 0 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.home-hero-modern-card h1 {
    margin: 0 0 18px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.6rem, 6vw, 4.8rem);
    line-height: 1.03;
    letter-spacing: -0.04em;
}

.home-hero-copy {
    max-width: 760px;
    margin: 0 auto 30px;
    color: rgba(255, 255, 255, 0.84);
    font-size: 1.02rem;
    line-height: 1.85;
}

.home-hero-search {
    position: relative;
    width: min(100%, 720px);
    margin: 0 auto;
    padding: 10px 176px 10px 60px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 28px 60px rgba(0, 0, 0, 0.24);
}

.home-hero-search input {
    width: 100%;
    height: 52px;
    border: 0;
    background: transparent;
    color: #1d2b44;
    font-size: 1rem;
}

.home-hero-search input:focus {
    outline: none;
}

.home-hero-search-icon {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    color: #7f8897;
}

.home-hero-search button {
    position: absolute;
    right: 10px;
    top: 10px;
    min-width: 136px;
    height: 52px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

.home-hero-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 26px;
    flex-wrap: wrap;
}

.home-cta-button {
    min-height: 54px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 26px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: #fff;
    font-weight: 700;
}

.home-cta-button-primary {
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    border-color: transparent;
}

.home-cta-button-secondary {
    background: rgba(18, 24, 34, 0.42);
}

.home-hero-stats {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 34px;
    flex-wrap: wrap;
}

.home-hero-stat {
    min-width: 140px;
    padding: 16px 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.home-hero-stat strong {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
}

.home-hero-stat span {
    display: block;
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.home-hero-slider-dots {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
}

.home-hero-slider-dot {
    width: 12px;
    height: 12px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.34);
    cursor: pointer;
    transition: transform 0.18s ease, background-color 0.18s ease;
}

.home-hero-slider-dot.is-active {
    background: #fff;
    transform: scale(1.16);
}

.home-category-grid,
.home-why-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 22px;
    align-items: stretch;
}

.home-category-card,
.home-program-card,
.home-benefit-card,
.home-newsletter-card {
    background: #fff;
    border: 1px solid #e9ebf2;
    border-radius: 22px;
    box-shadow: 0 18px 50px rgba(27, 40, 69, 0.08);
}

.home-category-card-featured {
    overflow: hidden;
    min-height: 368px;
}

.home-category-visual {
    height: 100%;
    min-height: 368px;
    padding: 26px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: linear-gradient(135deg, #10283e, #19334d 52%, #1e496b);
    background-size: cover;
    background-position: center;
    color: #fff;
}

.home-category-kicker {
    align-self: flex-start;
    padding: 6px 12px;
    border-radius: 999px;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.home-category-copy h3,
.home-category-card-mini h3,
.home-benefit-card h3,
.home-program-card h3 {
    margin: 0 0 8px;
    font-family: 'Space Grotesk', sans-serif;
}

.home-category-copy p,
.home-category-card-mini p,
.home-benefit-card p {
    margin: 0;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
}

.home-category-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.home-category-card-mini {
    min-height: 175px;
    padding: 22px;
    color: #22324a;
}

.home-category-card-mini p {
    color: var(--muted);
}

.home-category-icon {
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 50%;
    font-weight: 800;
}

.home-category-icon-0 {
    background: #e7efff;
    color: #3d66c4;
}

.home-category-icon-1 {
    background: #fff0df;
    color: #ff8a00;
}

.home-category-icon-2 {
    background: #eef2f4;
    color: #4b5664;
}

.home-category-icon-3 {
    background: #e7f0ff;
    color: #5889df;
}

.home-program-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.home-program-card {
    overflow: hidden;
}

.home-program-cover {
    position: relative;
    height: 190px;
    display: block;
    background: linear-gradient(135deg, #c9d7ea, #88a4cb);
    background-size: cover;
    background-position: var(--course-image-position, center);
}

.home-program-cover.has-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 24, 39, 0), rgba(15, 24, 39, 0.1));
}

.home-program-chip {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 1;
    padding: 5px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: #334765;
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.home-program-body {
    padding: 18px;
}

.home-program-card h3 {
    min-height: 64px;
    font-size: 1.04rem;
    line-height: 1.45;
}

.home-program-card h3 a:hover {
    color: #ff7d00;
}

.home-program-meta {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
    color: var(--muted);
    font-size: 0.9rem;
}

.home-program-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.home-program-footer strong {
    color: #182742;
    font-size: 1.12rem;
}

.home-mini-button {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    border-radius: 10px;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    color: #fff;
    font-weight: 700;
}

.home-mini-button-ghost {
    background: #eef2fb;
    color: #32589d;
}

.home-why-copy > p:last-of-type {
    margin: 0 0 24px;
    color: var(--muted);
    line-height: 1.8;
}

.home-benefit-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.home-benefit-card {
    padding: 20px;
}

.home-benefit-icon {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    border-radius: 16px;
    background: linear-gradient(135deg, #0f3467, #245db2);
    color: #fff;
    font-size: 0.86rem;
    font-weight: 800;
}

.home-why-visual {
    min-height: 480px;
    display: flex;
    align-items: flex-end;
    padding: 24px;
    border-radius: 26px;
    background: linear-gradient(135deg, #e0eaf7, #b9d0ea);
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.home-why-visual-card {
    width: min(100%, 320px);
    padding: 22px;
    border-radius: 18px;
    background: rgba(17, 29, 49, 0.82);
    color: #fff;
    backdrop-filter: blur(10px);
}

.home-why-visual-card strong {
    display: block;
    margin-bottom: 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
}

.home-why-visual-card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
}

.home-why-visual-link {
    margin-top: 16px;
    width: 100%;
    max-width: 100%;
    padding: 12px 16px;
    text-align: center;
    line-height: 1.4;
}

.home-newsletter-card {
    padding: 52px 32px;
    background: linear-gradient(135deg, #0b2957, #0f3a78);
}

.home-newsletter-form {
    width: min(100%, 620px);
    margin: 30px auto 0;
    display: grid;
    grid-template-columns: 1fr 160px;
    gap: 12px;
}

.home-newsletter-form input {
    height: 56px;
    border: 0;
    border-radius: 999px;
    padding: 0 22px;
}

.home-newsletter-form button {
    height: 56px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

.newsletter-modal[hidden] {
    display: none !important;
}

.newsletter-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: grid;
    place-items: center;
    padding: 20px;
}

.newsletter-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(7, 17, 31, 0.58);
    backdrop-filter: blur(6px);
}

.newsletter-modal-card {
    position: relative;
    z-index: 1;
    width: min(100%, 520px);
    padding: 28px;
    border-radius: 28px;
    border: 1px solid rgba(230, 234, 242, 0.95);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(248, 251, 255, 0.96));
    box-shadow: 0 30px 80px rgba(12, 23, 41, 0.24);
}

.newsletter-modal-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.newsletter-modal-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(255, 138, 0, 0.12);
    color: #d87400;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.newsletter-modal-head h3 {
    margin: 12px 0 0;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 4vw, 2rem);
    line-height: 1.12;
}

.newsletter-modal-close {
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    border: 1px solid #d8e1ee;
    border-radius: 50%;
    background: #f6f9fd;
    color: #415673;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
}

.newsletter-modal-body {
    margin-top: 22px;
}

.newsletter-modal-status {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.newsletter-modal-status.is-success {
    background: rgba(34, 139, 34, 0.12);
    color: #1d7f3e;
}

.newsletter-modal-status.is-info {
    background: rgba(16, 42, 86, 0.1);
    color: #244a7b;
}

.newsletter-modal-status.is-error {
    background: rgba(180, 59, 36, 0.12);
    color: #9c3924;
}

.newsletter-modal-body p {
    margin: 14px 0 0;
    color: #4d5e75;
    font-size: 1rem;
    line-height: 1.75;
}

.newsletter-modal-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}

.newsletter-captcha-field {
    grid-column: 1 / -1;
    display: grid;
    gap: 12px;
}

.newsletter-captcha-input {
    display: grid;
    gap: 8px;
    color: #fff;
    font-weight: 600;
}

.newsletter-captcha-input input {
    height: 52px;
    border: 0;
    border-radius: 16px;
    padding: 0 18px;
}

.newsletter-captcha-modal-copy {
    margin-bottom: 18px;
}

.newsletter-captcha-error {
    margin: 4px 0 0;
    color: #9c3924;
    font-size: 0.92rem;
    line-height: 1.55;
}

.newsletter-captcha-actions {
    gap: 12px;
}

.newsletter-admin-card {
    display: grid;
    gap: 22px;
}

.newsletter-admin-head {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 20px;
    align-items: start;
}

.newsletter-admin-head h2 {
    margin: 0 0 8px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.9rem;
}

.newsletter-admin-head p {
    margin: 0;
    color: #6f7b8f;
    line-height: 1.7;
}

.newsletter-admin-audience-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.newsletter-admin-audience-box {
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid #e3e8f2;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 248, 253, 0.96));
}

.newsletter-admin-audience-box span {
    display: block;
    color: #6f7b8f;
    font-size: 0.86rem;
}

.newsletter-admin-audience-box strong {
    display: block;
    margin-top: 8px;
    color: #102a56;
    font-size: 1.55rem;
}

.newsletter-admin-history-grid {
    grid-template-columns: 180px;
}

.newsletter-admin-filters {
    grid-template-columns: 220px 220px minmax(240px, 1fr) 150px 130px;
}

.newsletter-admin-table .admin-course-title {
    word-break: break-word;
}

.newsletter-admin-actions {
    display: flex;
    justify-content: flex-end;
}

.newsletter-history-meta {
    display: grid;
    gap: 6px;
}

.newsletter-history-meta span {
    font-weight: 700;
}

.rich-editor,
.newsletter-editor {
    display: grid;
    gap: 10px;
}

.rich-editor-toolbar,
.newsletter-editor-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.rich-editor-toolbar .button.is-active {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
}

.rich-editor-frame {
    display: grid;
}

.rich-editor-surface,
.newsletter-editor-surface {
    min-height: 220px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    color: var(--text);
    line-height: 1.7;
    overflow: auto;
}

.rich-editor-blog .rich-editor-surface,
.rich-editor-blog [data-rich-editor-input] {
    min-height: 420px;
}

.rich-editor [data-rich-editor-input],
.newsletter-editor [data-rich-editor-input] {
    width: 100%;
    min-height: 220px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    color: var(--text);
    line-height: 1.7;
    font-family: 'JetBrains Mono', 'Consolas', monospace;
    resize: vertical;
}

.rich-editor-surface:focus,
.rich-editor [data-rich-editor-input]:focus,
.newsletter-editor-surface:focus {
    outline: 2px solid rgba(245, 154, 47, 0.22);
    border-color: rgba(245, 154, 47, 0.4);
}

.rich-editor-surface p,
.newsletter-editor-surface p {
    margin: 0 0 12px;
}

.rich-editor-surface h2,
.rich-editor-surface h3 {
    margin: 0 0 12px;
    color: var(--primary-dark);
}

.rich-editor-surface ul,
.rich-editor-surface ol {
    margin: 0 0 14px 20px;
}

.rich-editor-surface blockquote {
    margin: 0 0 14px;
    padding-left: 14px;
    border-left: 3px solid rgba(16, 42, 86, 0.18);
    color: #5f6f86;
}

.rich-editor-meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.newsletter-list-head {
    margin: 18px 0 14px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}

.newsletter-list-head h2 {
    margin: 0 0 6px;
    font-size: 1.3rem;
}

.newsletter-list-head p {
    margin: 0;
    color: var(--muted);
}

.home-popular-post-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.home-popular-post-card {
    display: grid;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow);
}

.home-popular-post-cover {
    min-height: 210px;
    display: grid;
    align-items: flex-start;
    padding: 18px;
    background: linear-gradient(135deg, #6788c7, #2e4f90);
    background-size: cover;
    background-position: center;
}

.home-popular-post-body {
    display: grid;
    gap: 12px;
    padding: 20px;
}

.home-popular-post-body h3 {
    margin: 0;
    font-size: 1.12rem;
}

.home-popular-post-body p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.home-results-modern {
    padding-top: 12px;
}

.site-footer {
    margin-top: 56px;
    padding-top: 56px;
    background: linear-gradient(180deg, #3a5aa0, #355596);
    color: #fff;
}

.footer-shell {
    display: grid;
    grid-template-columns: 1.25fr 1fr 1fr 0.9fr;
    gap: 38px;
    padding: 0 0 42px;
}

.footer-brand-card {
    max-width: 560px;
}

.footer-brand-card h3,
.footer-link-column h3 {
    margin: 0 0 24px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem;
    line-height: 1.3;
}

.footer-brand-visual {
    margin-bottom: 28px;
}

.footer-brand-logo-image {
    width: min(100%, 360px);
    max-height: 130px;
    display: block;
    object-fit: contain;
    object-position: left center;
}

.footer-brand-wordmark {
    display: grid;
    gap: 6px;
    max-width: 360px;
}

.footer-brand-wordmark-main {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: 0.02em;
}

.footer-brand-wordmark-sub {
    font-size: 1rem;
    font-weight: 700;
    opacity: 0.92;
    letter-spacing: 0.08em;
}

.footer-brand-card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.7;
    max-width: 520px;
}

.footer-link-column {
    display: grid;
    align-content: start;
}

.footer-post-list {
    margin: 0;
    padding-left: 22px;
    display: grid;
    gap: 18px;
}

.footer-post-list li {
    color: rgba(255, 255, 255, 0.96);
}

.footer-post-list a {
    color: rgba(255, 255, 255, 0.96);
    line-height: 1.45;
}

.footer-contact-list {
    display: grid;
    gap: 16px;
}

.footer-contact-list a {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: 14px;
    align-items: start;
    color: rgba(255, 255, 255, 0.98);
    line-height: 1.45;
}

.footer-contact-icon {
    font-size: 1rem;
    line-height: 1;
    transform: translateY(4px);
}

.footer-authority-copy {
    margin: 0 0 18px;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.55;
}

.footer-authority-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.footer-authority-badge {
    min-height: 168px;
    display: grid;
    align-content: center;
    justify-items: center;
    gap: 12px;
    padding: 18px 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.98);
    text-align: center;
}

.footer-authority-badge strong {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    line-height: 1;
}

.footer-authority-badge span {
    color: #4a5c78;
    font-size: 0.82rem;
    line-height: 1.4;
}

.footer-authority-badge.is-blue strong {
    color: #2d63b3;
}

.footer-authority-badge.is-red strong {
    color: #ce4635;
}

.footer-post-list a:hover,
.footer-contact-list a:hover {
    text-decoration: underline;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    min-height: 86px;
}

.footer-bottom p {
    margin: 0;
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
}

.footer-bottom-bar {
    background: #050505;
}

.catalog-hero {
    padding: 18px 0 52px;
}

.breadcrumb {
    color: var(--muted);
    font-size: 0.95rem;
    margin-bottom: 18px;
}

.breadcrumb span {
    padding: 0 8px;
}

.catalog-heading {
    position: relative;
    padding-top: 18px;
}

.catalog-logo {
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 82px;
    height: 82px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #fff;
    border: 4px solid #8cc8d6;
    color: #57a9c0;
    font-weight: 800;
    box-shadow: var(--shadow);
}

.catalog-logo-has-image {
    padding: 10px;
}

.catalog-heading h1 {
    margin: 0 0 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: left;
    max-width: 980px;
}

.catalog-heading p {
    margin: 0;
    max-width: 940px;
    color: var(--muted);
    line-height: 1.8;
}

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 30px 0 22px;
}

.chip {
    padding: 9px 16px;
    border-radius: 999px;
    border: 1px solid #8ea8c5;
    background: rgba(255, 255, 255, 0.7);
    color: #355782;
    font-weight: 600;
}

.chip-active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.catalog-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
}

.catalog-search {
    flex: 1;
    max-width: 500px;
}

.catalog-search input,
.catalog-sort,
.admin-filter-row select,
.admin-filter-row input {
    width: 100%;
    height: 46px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 0 16px;
    color: var(--text);
}

.catalog-sort {
    width: 200px;
}

.filter-select {
    width: 100%;
    height: 46px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 0 16px;
}

.catalog-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 18px;
    align-items: start;
}

.filter-card,
.catalog-card,
.auth-card,
.admin-table-wrap,
.admin-stat-box {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.filter-card {
    overflow: hidden;
}

.filter-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 24px;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
}

.filter-group {
    padding: 22px 24px;
    border-bottom: 1px solid var(--line);
}

.filter-group:last-child {
    border-bottom: 0;
}

.filter-title {
    margin: 0 0 16px;
    font-size: 0.82rem;
    color: var(--muted);
    letter-spacing: 0.12em;
    font-weight: 700;
}

.filter-check,
.switch-row {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    color: #60758f;
}

.filter-check:last-child,
.switch-row:last-child {
    margin-bottom: 0;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.catalog-card {
    overflow: hidden;
    border-radius: 16px;
}

.catalog-card-link,
.catalog-card-title-link {
    color: inherit;
}

.catalog-card-title-link:hover {
    color: var(--primary-dark);
}

.catalog-card-visual {
    height: 188px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 18px;
    color: rgba(255, 255, 255, 0.92);
    font-weight: 700;
    overflow: hidden;
}

.catalog-card-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    transform: scale(var(--course-image-zoom, 1));
    transform-origin: var(--course-image-position, center);
    border-radius: 0;
}

.catalog-card-visual-has-image {
    padding: 0;
}

.visual-sky {
    background: linear-gradient(135deg, #bfe2f0, #73b6d5);
}

.visual-apricot {
    background: linear-gradient(135deg, #f7d29d, #f1ac63);
}

.visual-rose {
    background: linear-gradient(135deg, #f3d4dc, #ec9db2);
}

.visual-blue {
    background: linear-gradient(135deg, #c7ddff, #7aa8e0);
}

.visual-mint {
    background: linear-gradient(135deg, #d8f0e7, #83cdb0);
}

.visual-slate {
    background: linear-gradient(135deg, #d7dfef, #7f98bb);
}

.catalog-card-body {
    padding: 16px 18px 14px;
}

.card-provider {
    margin: 0 0 8px;
    color: #6a8ab4;
    font-size: 0.95rem;
}

.card-excerpt {
    margin: 0 0 14px;
    color: var(--muted);
    line-height: 1.65;
    font-size: 0.96rem;
}

.catalog-card h3 {
    margin: 0 0 14px;
    font-size: 1.08rem;
    line-height: 1.45;
}

.card-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #6f89a7;
}

.catalog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 18px 16px;
    border-top: 1px solid var(--line);
}

.catalog-card-footer strong {
    display: block;
    font-size: 1.05rem;
    color: var(--primary-dark);
}

.card-tag {
    display: inline-flex;
    margin-top: 8px;
    padding: 7px 10px;
    border-radius: 10px;
    background: #eef5ff;
    color: #4872a7;
    font-size: 0.84rem;
    font-weight: 600;
}

.catalog-card-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-button {
    min-width: 62px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 12px;
    cursor: pointer;
    color: var(--primary-dark);
}

.icon-button-muted {
    background: #f6f9ff;
}

.icon-button-disabled {
    color: #7a8aa2;
    background: #f3f6fb;
    border-color: #dfe7f1;
    cursor: default;
}

.empty-state {
    grid-column: 1 / -1;
    padding: 28px;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--line);
    color: var(--muted);
}

.course-detail-section {
    padding: 28px 0 72px;
}

.course-detail-topline {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.course-detail-topline-copy {
    max-width: 760px;
}

.course-detail-topline-copy h1 {
    margin: 8px 0 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.4rem, 5vw, 4rem);
    line-height: 1.04;
}

.course-detail-topline-copy p {
    margin: 0;
    color: var(--muted);
    line-height: 1.8;
    font-size: 1.02rem;
}

.course-detail-topline-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
    max-width: 420px;
}

.course-inline-pill {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid #d7e2f0;
    color: #46648e;
    font-weight: 600;
}

.course-detail-layout {
    display: block;
}

.course-detail-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) 420px;
    gap: 24px;
    margin-bottom: 24px;
}

.course-detail-copy,
.course-detail-visual-card,
.course-purchase-card,
.detail-panel {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
}

.course-detail-copy {
    padding: 30px;
}

.course-detail-copy h1 {
    display: none;
}

.course-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.course-detail-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 0.86rem;
    font-weight: 700;
}

.course-detail-badge-soft {
    background: #edf5ff;
    color: var(--primary-dark);
}

.course-detail-copy h1 {
    margin: 0 0 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 3.4vw, 3.2rem);
    line-height: 1.08;
}

.course-detail-provider {
    margin: 0 0 14px;
    color: #5b7ba6;
    font-weight: 700;
}

.course-detail-excerpt {
    margin: 0;
    color: var(--muted);
    line-height: 1.8;
}

.course-detail-highlights {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.course-detail-highlights article {
    padding: 16px;
    border-radius: 16px;
    background: #f7faff;
}

.course-detail-highlights strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-dark);
    font-size: 1.12rem;
}

.course-detail-highlights span {
    color: var(--muted);
    font-size: 0.9rem;
}

.course-detail-summary-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.course-detail-summary-strip div {
    padding: 14px 16px;
    border-radius: 16px;
    background: #f7faff;
}

.course-detail-summary-strip strong {
    display: block;
    margin-bottom: 6px;
    color: var(--primary-dark);
}

.course-detail-summary-strip span {
    color: var(--muted);
    font-size: 0.9rem;
}

.course-detail-actions {
    margin-top: 22px;
}

.course-detail-purchase-card {
    display: grid;
    gap: 16px;
    padding: 18px;
    border: 1px solid #dbe7f4;
    border-radius: 22px;
    background:
        radial-gradient(circle at top right, rgba(120, 170, 225, 0.18), transparent 34%),
        linear-gradient(180deg, #ffffff, #f7fbff);
    box-shadow: 0 20px 44px rgba(43, 80, 126, 0.10);
}

.course-detail-purchase-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
}

.course-detail-price-block {
    display: grid;
    gap: 4px;
}

.course-detail-price-block small {
    color: #6f88aa;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.course-detail-price-block strong {
    color: var(--navy);
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    line-height: 1;
}

.course-detail-price-block span {
    color: #7d93b1;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: line-through;
}

.course-detail-discount-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    background: #eaf4ff;
    color: #245489;
    font-size: 0.82rem;
    font-weight: 800;
    white-space: nowrap;
}

.course-detail-purchase-meta {
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(234, 244, 255, 0.72);
    border: 1px solid #dbe9f8;
}

.course-detail-purchase-meta span {
    display: block;
    color: #5e789c;
    font-size: 0.94rem;
    line-height: 1.55;
}

.course-detail-purchase-form {
    width: 100%;
}

.course-detail-buy-button,
.course-detail-purchase-card .button-outline {
    min-height: 54px;
    width: 100%;
    border-radius: 16px;
}

.course-detail-buy-button {
    box-shadow: 0 14px 26px rgba(83, 122, 177, 0.24);
}

.course-detail-visual-card {
    position: relative;
    overflow: hidden;
    min-height: 100%;
    background: linear-gradient(180deg, rgba(182, 216, 241, 0.95), rgba(114, 174, 214, 0.92));
}

.course-detail-image {
    width: 100%;
    height: 100%;
    min-height: 420px;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    transform: scale(var(--course-image-zoom, 1));
    transform-origin: var(--course-image-position, center);
}

.course-detail-video-frame {
    width: 100%;
    height: 100%;
    min-height: 420px;
    display: block;
    border: 0;
}

.course-detail-image-fallback {
    display: grid;
    place-items: center;
    padding: 32px;
    color: rgba(255, 255, 255, 0.96);
    font-size: 1.1rem;
    font-weight: 700;
}

.course-detail-visual-footer {
    position: absolute;
    right: 22px;
    bottom: 22px;
    left: 22px;
    padding: 16px 18px;
    border-radius: 18px;
    background: rgba(18, 39, 67, 0.64);
    color: #fff;
    backdrop-filter: blur(12px);
}

.course-detail-visual-footer strong,
.course-detail-visual-footer span {
    display: block;
}

.course-detail-visual-footer span {
    margin-top: 6px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.92rem;
}

.course-detail-content-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.detail-panel {
    padding: 26px;
}

.detail-panel-full {
    margin-top: 24px;
}

.detail-panel-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
    gap: 24px;
}

.detail-panel h2,
.detail-related h2 {
    margin: 0 0 14px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.55rem;
}

.detail-panel-block h3 {
    margin: 8px 0 14px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
}

.detail-panel p {
    margin: 0;
    color: var(--muted);
    line-height: 1.8;
}

.detail-panel-block-accent {
    padding: 24px;
    border-radius: 22px;
    background: linear-gradient(180deg, #f7fbff, #eff5fd);
    border: 1px solid #dfe9f5;
}

.detail-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 22px;
}

.detail-feature-card {
    padding: 16px;
    border-radius: 16px;
    background: #f7faff;
}

.detail-feature-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-dark);
}

.detail-feature-card span {
    color: var(--muted);
    font-size: 0.9rem;
}

.detail-list {
    display: grid;
    gap: 14px;
}

.detail-list div {
    padding: 14px 16px;
    border-radius: 14px;
    background: #f7faff;
    color: #4f637d;
}

.lesson-module-stack {
    display: grid;
    gap: 18px;
    margin-top: 20px;
}

.lesson-module-card {
    padding: 20px;
    border-radius: 20px;
    background: #f8fbff;
    border: 1px solid #e0e9f5;
}

.lesson-module-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.lesson-module-head h3 {
    margin: 6px 0 0;
    font-family: 'Space Grotesk', sans-serif;
}

.lesson-slider-toolbar {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid #dce6f4;
    box-shadow: 0 10px 24px rgba(117, 140, 180, 0.12);
}

.lesson-slider-counter {
    min-width: 54px;
    text-align: center;
    color: var(--muted);
    font-weight: 700;
}

.lesson-slider-counter strong {
    color: var(--primary-dark);
}

.lesson-list {
    display: flex;
    gap: 18px;
    overflow: hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
}

.lesson-item {
    flex: 0 0 100%;
    min-width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, 420px);
    gap: 20px;
    padding: 18px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid #e3ebf6;
    box-shadow: 0 18px 50px rgba(117, 140, 180, 0.09);
    scroll-snap-align: start;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.lesson-item.is-active {
    border-color: #9cb4da;
    box-shadow: 0 22px 60px rgba(98, 123, 170, 0.16);
    transform: translateY(-2px);
}

.lesson-item.is-locked {
    background: linear-gradient(180deg, #ffffff 0%, #f7f9fd 100%);
}

.lesson-item.is-completed {
    border-color: #c8e2d4;
    background: linear-gradient(180deg, #ffffff 0%, #f7fcf8 100%);
}

.lesson-item-copy h4 {
    margin: 8px 0 10px;
    font-size: 1.12rem;
}

.lesson-item-copy p {
    line-height: 1.7;
}

.lesson-item-kicker {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.lesson-item-kicker span {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: #eef4ff;
    color: var(--primary-dark);
    font-size: 0.78rem;
    font-weight: 800;
}

.lesson-module-pill {
    background: #e8eefb;
    color: #314d87;
}

.lesson-status-badge {
    background: #111f3a;
    color: #fff;
}

.lesson-item.is-locked .lesson-status-badge {
    background: #dfe7f4;
    color: #5f7390;
}

.lesson-item.is-completed .lesson-status-badge {
    background: #dff2e6;
    color: #2d6d4c;
}

.lesson-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-top: 18px;
}

.lesson-inline-note,
.lesson-inline-lock {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.lesson-inline-lock {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #f5f7fb;
}

.lesson-player-shell {
    display: grid;
    gap: 12px;
    align-content: start;
}

.lesson-video-frame {
    width: 100%;
    border: 0;
    border-radius: 16px;
    aspect-ratio: 16 / 9;
    background: #eaf1fb;
}

.lesson-player-empty {
    display: grid;
    gap: 6px;
    min-height: 220px;
    padding: 22px;
    border-radius: 18px;
    background: linear-gradient(180deg, #f8fbff 0%, #eef4fc 100%);
    border: 1px dashed #bfd0e8;
    align-content: center;
}

.lesson-player-empty strong,
.lesson-player-meta strong {
    color: var(--primary-dark);
}

.lesson-player-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #f8fbff;
    color: var(--muted);
}

.learning-player-page {
    padding: 28px 0 46px;
}

.learning-player-shell {
    display: grid;
    grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.learning-sidebar,
.learning-stage-topbar,
.learning-stage-panel {
    border-radius: 28px;
    background: #fff;
    border: 1px solid #dde7f5;
    box-shadow: 0 24px 60px rgba(105, 126, 167, 0.12);
}

.learning-sidebar {
    position: sticky;
    top: 24px;
    overflow: hidden;
}

.learning-sidebar-head {
    padding: 24px 22px 18px;
    background: linear-gradient(180deg, #f7faff 0%, #eef4ff 100%);
    border-bottom: 1px solid #e2ebf7;
}

.learning-sidebar-head h1 {
    margin: 8px 0 10px;
    font-size: 1.5rem;
}

.learning-sidebar-head p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.learning-sidebar-groups {
    display: grid;
    gap: 18px;
    max-height: calc(100vh - 140px);
    padding: 18px;
    overflow: auto;
}

.learning-sidebar-group {
    display: grid;
    gap: 12px;
}

.learning-sidebar-group-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    color: var(--primary-dark);
}

.learning-sidebar-group-head span {
    color: var(--muted);
    font-size: 0.86rem;
}

.learning-sidebar-list {
    display: grid;
    gap: 8px;
}

.learning-sidebar-item {
    display: grid;
    grid-template-columns: 12px minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 14px 14px 14px 12px;
    border-radius: 18px;
    border: 1px solid #e3ebf6;
    background: #fff;
    text-align: left;
    color: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.learning-sidebar-item.is-active {
    border-color: #9cb4da;
    box-shadow: 0 14px 32px rgba(98, 123, 170, 0.14);
    transform: translateY(-1px);
}

.learning-sidebar-item.is-locked {
    background: #f8faff;
}

.learning-sidebar-item-copy {
    display: grid;
    gap: 4px;
}

.learning-sidebar-item-copy strong {
    color: var(--primary-dark);
    font-size: 0.92rem;
}

.learning-sidebar-item-copy span,
.learning-sidebar-item-state {
    color: var(--muted);
    font-size: 0.84rem;
    line-height: 1.45;
}

.learning-sidebar-item-dot {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: #d9e3f3;
}

.learning-sidebar-item-dot.is-ready {
    background: #7ea2e4;
}

.learning-sidebar-item-dot.is-completed {
    background: #46b26d;
}

.learning-sidebar-item-dot.is-locked {
    background: #dfe6f2;
}

.learning-stage {
    display: grid;
    gap: 18px;
}

.learning-stage-topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
}

.learning-stage-topbar-copy {
    display: grid;
    gap: 4px;
}

.learning-stage-topbar-copy strong {
    color: var(--primary-dark);
}

.learning-stage-topbar-copy span {
    color: var(--muted);
}

.learning-stage-panel {
    padding: 20px;
}

.learning-content-card {
    display: grid;
    gap: 18px;
}

.learning-content-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.learning-content-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    background: #eef4ff;
    color: var(--primary-dark);
    font-weight: 800;
}

.learning-content-main,
.learning-note-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.learning-content-copy h2 {
    margin: 0 0 12px;
    font-size: clamp(2rem, 2.6vw, 3rem);
}

.learning-content-copy p {
    margin: 0 0 16px;
    color: var(--muted);
    line-height: 1.8;
    font-size: 1.06rem;
    max-width: 42ch;
}

.learning-content-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.learning-status-box {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 18px;
    background: #f7faff;
    color: var(--muted);
}

.learning-video-playlist {
    display: grid;
    gap: 10px;
    margin-bottom: 16px;
}

.learning-video-playlist-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #dfe7f4;
    border-radius: 18px;
    background: #fff;
    color: var(--text);
    text-align: left;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.learning-video-playlist-item:hover {
    border-color: rgba(241, 142, 43, 0.4);
    box-shadow: 0 12px 30px rgba(15, 23, 40, 0.08);
    transform: translateY(-1px);
}

.learning-video-playlist-item.is-active {
    border-color: rgba(241, 142, 43, 0.55);
    background: rgba(241, 142, 43, 0.08);
}

.learning-video-playlist-item.is-completed {
    border-color: rgba(33, 128, 97, 0.28);
}

.learning-video-playlist-copy {
    display: grid;
    gap: 2px;
}

.learning-video-playlist-copy strong {
    font-size: 0.98rem;
}

.learning-video-playlist-copy span,
.learning-video-playlist-state {
    color: var(--muted);
    font-size: 0.88rem;
}

.learning-video-shell,
.learning-note-preview {
    border-radius: 24px;
    overflow: hidden;
    background: #0f1728;
    border: 1px solid #dfe7f4;
}

.learning-video-frame,
.learning-note-frame {
    width: 100%;
    height: 100%;
    border: 0;
}

.learning-content-visual {
    order: 2;
}

.learning-video-shell {
    aspect-ratio: 16 / 9;
    width: 100%;
}

.learning-video-frame {
    background: #0f1728;
}

.learning-note-preview {
    min-height: 500px;
}

.learning-note-frame {
    min-height: 560px;
    background: #fff;
}

.learning-video-placeholder {
    display: grid;
    gap: 8px;
    min-height: 360px;
    padding: 26px;
    place-content: center;
    background: linear-gradient(180deg, #0f1728 0%, #1b2740 100%);
    color: #d7e2f8;
    text-align: center;
}

.learning-quiz-intro {
    display: grid;
    place-items: center;
    min-height: 420px;
    padding: 18px;
    border-radius: 24px;
    background: linear-gradient(180deg, #10172a 0%, #18213a 100%);
}

.learning-quiz-intro-card {
    display: grid;
    gap: 18px;
    width: min(100%, 520px);
    padding: 28px;
    border-radius: 26px;
    background: rgba(26, 35, 61, 0.96);
    border: 1px solid rgba(126, 162, 228, 0.22);
    text-align: center;
    color: #e9efff;
}

.learning-quiz-intro-card h2,
.learning-quiz-intro-card p {
    margin: 0;
}

.learning-quiz-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.learning-quiz-stats div {
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
}

.learning-quiz-stats strong {
    display: block;
    font-size: 1.35rem;
}

.learning-quiz-stats span {
    color: #acb9db;
    font-size: 0.84rem;
}

.learning-stage-nav {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    margin-top: 18px;
}

.detail-list-compact {
    margin-top: 16px;
}

.detail-flow-list {
    display: grid;
    gap: 14px;
    margin-top: 18px;
}

.detail-flow-list article {
    padding: 16px 18px;
    border-radius: 18px;
    background: #f8fbff;
    border: 1px solid #e2ebf6;
}

.detail-flow-list strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-dark);
}

.detail-flow-list span {
    color: var(--muted);
    line-height: 1.7;
}

.course-review-panel {
    display: grid;
    gap: 18px;
}

.course-review-form {
    display: grid;
    gap: 16px;
}

.course-review-options {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.course-review-option {
    position: relative;
}

.course-review-option input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.course-review-option span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid #dbe5f1;
    background: #fff;
    color: #46648e;
    font-weight: 700;
    transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.course-review-option input:checked + span {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.course-review-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.course-video-embed,
.admin-video-preview {
    margin-top: 18px;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: #eaf1fb;
}

.course-video-embed iframe,
.admin-video-preview iframe {
    width: 100%;
    display: block;
    border: 0;
    aspect-ratio: 16 / 9;
}

.question-list {
    display: grid;
    gap: 18px;
    margin-top: 20px;
}

.question-stepper {
    margin-top: 20px;
}

.question-stepper-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: 18px;
    background: #f8fbff;
    border: 1px solid #e0e9f5;
}

.question-stepper-head-copy {
    display: grid;
    gap: 6px;
}

.question-stepper-timer {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    background: #edf4ff;
    border: 1px solid #d9e5f5;
    font-size: 0.92rem;
    font-weight: 700;
    color: #36557d;
}

.question-stepper-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.question-stepper-card {
    display: none;
}

.question-stepper-card.is-active {
    display: block;
}

.question-card {
    padding: 20px;
    border-radius: 18px;
    background: #f8fbff;
    border: 1px solid #e3ebf6;
}

.question-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.question-card h3 {
    margin: 0 0 14px;
    font-size: 1.08rem;
    line-height: 1.55;
}

.question-options {
    display: grid;
    gap: 10px;
}

.question-option-row {
    width: 100%;
    display: grid;
    grid-template-columns: 28px 1fr;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: #fff;
    border: 1px solid #e3ebf6;
    cursor: pointer;
    text-align: left;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.question-option-row:hover {
    border-color: #c9d9ec;
    background: #fbfdff;
    transform: translateY(-1px);
}

.question-option-row strong {
    color: var(--primary-dark);
}

.question-option-row.is-selected {
    border-color: #94b6de;
    background: #edf4ff;
}

.question-option-row.is-correct {
    border-color: #b7ddb7;
    background: #edf8ed;
}

.question-option-row.is-wrong {
    border-color: #e2b4b4;
    background: #fff1f1;
}

.question-option-row:disabled {
    opacity: 1;
}

.question-feedback {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 14px;
    background: #eef5ff;
    color: #4e6481;
    line-height: 1.7;
}

.question-feedback.is-error {
    background: #fff1f1;
    color: #8f3f3f;
    border: 1px solid #ebc2c2;
}

.question-explanation {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 14px;
    background: #eef5ff;
    color: #4e6481;
    line-height: 1.7;
}

.question-lock-card {
    margin-top: 18px;
    padding: 22px;
    border-radius: 18px;
    background: linear-gradient(135deg, #f4f8ff, #edf3fb);
    border: 1px solid #dce6f4;
}

.question-lock-card strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1.05rem;
    color: var(--primary-dark);
}

.question-lock-card p {
    margin: 0;
}

.question-complete-card {
    padding: 24px;
    border-radius: 20px;
    background: linear-gradient(180deg, #f7fbff, #edf4fd);
    border: 1px solid #dae6f4;
}

.question-complete-card strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1.08rem;
    color: var(--primary-dark);
}

.question-complete-card p {
    margin: 0 0 16px;
    color: var(--muted);
    line-height: 1.7;
}

.question-score-card {
    margin: 14px 0 18px;
    padding: 18px 20px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid #dbe7f5;
}

.question-score-label {
    display: block;
    margin-bottom: 8px;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 600;
}

.question-score-card strong {
    display: block;
    margin-bottom: 6px;
    font-size: 2rem;
    line-height: 1;
    color: var(--primary-dark);
}

.question-score-card p {
    margin: 0;
}

.course-reviews-panel {
    padding: 28px;
}

.course-reviews-panel h2,
.course-review-list-head h3 {
    margin: 0;
    font-family: 'Space Grotesk', sans-serif;
    color: #1f2d42;
}

.course-review-summary {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 36px;
    align-items: center;
    margin-top: 28px;
}

.course-review-score {
    text-align: center;
}

.course-review-score strong {
    display: block;
    margin-bottom: 14px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 7vw, 4.2rem);
    line-height: 1;
    color: #24324a;
}

.course-review-score p {
    margin: 8px 0 0;
    color: #516789;
    font-size: 1.05rem;
}

.rating-stars {
    --rating-percent: 0%;
    position: relative;
    display: inline-grid;
    color: #d8e1ec;
    font-size: 1.05rem;
    line-height: 1;
    letter-spacing: 0.08em;
    width: max-content;
}

.rating-stars-empty,
.rating-stars-fill {
    grid-area: 1 / 1;
    white-space: nowrap;
}

.rating-stars-fill {
    width: var(--rating-percent);
    overflow: hidden;
    color: #6f9ccc;
}

.rating-stars-card {
    font-size: 1rem;
}

.rating-stars-large {
    font-size: 1.3rem;
}

.rating-stars-small {
    font-size: 0.95rem;
}

.rating-stars-input {
    font-size: 1rem;
}

.course-review-bars {
    display: grid;
    gap: 16px;
}

.review-bar-row {
    display: grid;
    grid-template-columns: 1fr 170px;
    gap: 28px;
    align-items: center;
}

.review-bar-track {
    height: 9px;
    overflow: hidden;
    border-radius: 999px;
    background: #d5dee9;
}

.review-bar-track span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: #5e9ad0;
}

.review-bar-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #63748e;
    font-size: 1.02rem;
}

.review-bar-label strong {
    min-width: 42px;
    color: #63748e;
    font-weight: 600;
}

.course-review-divider {
    height: 1px;
    margin: 36px 0 30px;
    background: var(--line);
}

.course-review-write {
    display: grid;
    gap: 16px;
}

.course-review-write h3 {
    margin: 0;
    font-family: 'Space Grotesk', sans-serif;
    color: #1f2d42;
}

.course-review-state {
    margin: 0;
    color: #6d7b94;
    line-height: 1.7;
}

.course-review-form {
    display: grid;
    gap: 16px;
}

.course-review-modal-trigger {
    width: fit-content;
}

.course-review-rating-input {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.course-review-rating-input label {
    position: relative;
    cursor: pointer;
}

.course-review-rating-input input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.course-review-rating-input span {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid #dbe5f1;
    background: #fff;
    color: #40577a;
    font-weight: 700;
}

.course-review-rating-input input:checked + span {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.course-review-rating-input input:checked + span .rating-stars-fill {
    color: #fff;
}

.course-review-rating-input input:checked + span .rating-stars-empty {
    color: rgba(255, 255, 255, 0.45);
}

.course-review-comment {
    display: grid;
    gap: 8px;
    color: #324865;
    font-weight: 700;
}

.course-review-comment textarea {
    width: 100%;
    border-radius: 16px;
    border: 1px solid #dbe5f1;
    padding: 14px 16px;
    color: var(--text);
    resize: vertical;
}

.form-error {
    color: #b44d4d;
    font-weight: 700;
}

.course-review-modal[hidden] {
    display: none;
}

.course-review-modal {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: grid;
    place-items: center;
    padding: 24px;
}

.course-review-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(18, 30, 48, 0.5);
    backdrop-filter: blur(8px);
}

.course-review-modal-card {
    position: relative;
    z-index: 1;
    width: min(720px, 100%);
    max-height: min(760px, calc(100vh - 40px));
    overflow: auto;
    padding: 26px;
    border-radius: 24px;
    background: #fff;
    border: 1px solid #dce6f2;
    box-shadow: 0 28px 70px rgba(20, 36, 60, 0.22);
}

.course-review-modal-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 20px;
}

.course-review-modal-head h3 {
    margin: 0;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
}

.course-review-modal-close {
    width: 42px;
    height: 42px;
    border: 1px solid #d9e4f1;
    border-radius: 50%;
    background: #f7f9fd;
    color: #263954;
    cursor: pointer;
    font-weight: 800;
}

.course-review-list {
    display: grid;
    gap: 34px;
    margin-top: 28px;
}

.course-review-item {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 28px;
    align-items: flex-start;
}

.course-review-avatar {
    width: 72px;
    height: 72px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #5c99d0;
    color: #fff;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.course-review-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 14px;
    color: #253149;
}

.course-review-meta strong {
    font-size: 1.05rem;
    font-weight: 600;
}

.course-review-meta time {
    color: #26354f;
    font-size: 0.92rem;
    text-transform: uppercase;
}

.review-verified {
    width: 22px;
    height: 22px;
    display: inline-grid;
    place-items: center;
    border-radius: 50%;
    background: #69b5ee;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 900;
}

.course-review-body p {
    margin: 14px 0 0;
    color: #6d7b94;
    font-size: 1.08rem;
    line-height: 1.75;
}

.course-review-more {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}

.course-review-chat {
    min-width: 54px;
    padding: 0 12px;
}

.course-purchase-card {
    position: sticky;
    top: 104px;
    padding: 24px;
    display: grid;
    gap: 18px;
}

.course-purchase-label {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.course-purchase-price strong {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    color: var(--primary-dark);
}

.course-purchase-price span {
    color: var(--muted);
    text-decoration: line-through;
}

.course-purchase-points {
    display: grid;
    gap: 14px;
}

.course-purchase-points div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
}

.course-purchase-points span {
    color: var(--muted);
}

.course-purchase-points strong {
    text-align: right;
}

.course-purchase-note {
    padding: 16px 18px;
    border-radius: 16px;
    background: #f6f9ff;
    border: 1px solid #e0e9f6;
}

.course-purchase-note strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-dark);
}

.course-purchase-note p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.detail-related {
    margin-top: 40px;
}

.home-blog-section {
    margin-top: 52px;
}

.blog-section,
.blog-detail-section {
    padding: 42px 0 72px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.blog-card,
.blog-detail-card,
.blog-side-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.blog-card-image {
    width: 100%;
    height: 220px;
    display: block;
    object-fit: cover;
}

.blog-card-image-fallback {
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #dbe9f8, #8eb1d7);
    color: #fff;
    font-weight: 800;
}

.blog-card-body {
    padding: 22px;
}

.blog-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--muted);
    font-size: 0.88rem;
}

.blog-card h2,
.blog-detail-card h1 {
    margin: 0 0 14px;
    font-family: 'Space Grotesk', sans-serif;
}

.blog-card h2 {
    font-size: 1.35rem;
    line-height: 1.28;
}

.blog-card p,
.blog-detail-content,
.blog-detail-lead {
    color: var(--muted);
    line-height: 1.8;
}

.blog-detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 24px;
    align-items: start;
}

.blog-detail-image {
    width: 100%;
    max-height: 420px;
    display: block;
    object-fit: cover;
}

.blog-detail-body,
.blog-side-card {
    padding: 28px;
}

.blog-detail-card h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.1;
}

.blog-detail-lead {
    margin: 0 0 22px;
    font-size: 1.04rem;
}

.blog-detail-content {
    white-space: normal;
}

.blog-detail-content h2,
.blog-detail-content h3,
.blog-detail-content h4 {
    margin: 1.6em 0 0.6em;
    color: var(--primary-dark);
    line-height: 1.2;
}

.blog-detail-content p,
.blog-detail-content ul,
.blog-detail-content ol,
.blog-detail-content blockquote {
    margin: 0 0 1rem;
}

.blog-detail-content ul,
.blog-detail-content ol {
    padding-left: 1.3rem;
}

.blog-detail-content blockquote {
    padding: 0.2rem 0 0.2rem 1rem;
    border-left: 3px solid rgba(16, 42, 86, 0.18);
    color: #5f6f86;
}

.blog-detail-content a {
    color: var(--primary-dark);
    text-decoration: underline;
}

.blog-side-list {
    display: grid;
    gap: 14px;
}

.blog-side-list a {
    color: var(--primary-dark);
    font-weight: 600;
}

.student-panel-section {
    padding: 42px 0 72px;
}

.student-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 24px;
    align-items: start;
}

.student-main {
    display: grid;
    gap: 24px;
}

.student-sidebar {
    position: sticky;
    top: 98px;
    display: grid;
    gap: 24px;
}

.student-head-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.student-panel-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.student-panel-tab {
    min-width: 140px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    color: var(--text);
    display: grid;
    gap: 6px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.student-panel-tab span {
    color: var(--muted);
    font-size: 0.9rem;
}

.student-panel-tab strong {
    color: var(--primary-dark);
    font-size: 1rem;
}

.student-panel-tab.is-active,
.student-panel-tab:hover {
    border-color: rgba(16, 42, 86, 0.18);
    box-shadow: 0 12px 28px rgba(16, 42, 86, 0.08);
    transform: translateY(-1px);
}

.student-panel-card-head {
    margin-bottom: 22px;
}

.student-panel-card-head h2 {
    margin: 8px 0 10px;
    font-size: 1.7rem;
}

.student-panel-badge {
    align-self: flex-start;
}

.student-overview-card {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) auto;
    gap: 22px;
    align-items: center;
    padding: 28px;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.14), transparent 24%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(246, 249, 255, 0.96));
}

.student-overview-copy h2 {
    margin: 0 0 12px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1.06;
}

.student-overview-copy p {
    margin: 0;
    max-width: 760px;
    color: #5f6f86;
    line-height: 1.75;
}

.student-overview-pills {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.student-overview-actions {
    display: grid;
    gap: 10px;
    min-width: 220px;
}

.student-stats {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
}

.student-stat-box {
    min-height: 124px;
    background: #fff;
}

.student-stat-box strong {
    line-height: 1.15;
}

.student-stat-box.is-accent {
    background:
        linear-gradient(135deg, rgba(255, 166, 0, 0.16), rgba(255, 255, 255, 0.98)),
        #fff;
}

.student-stat-box.is-accent-soft {
    background:
        linear-gradient(135deg, rgba(16, 42, 86, 0.08), rgba(255, 255, 255, 0.98)),
        #fff;
}

.student-panel-card,
.student-side-card,
.student-course-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.student-panel-card {
    padding: 24px;
}

.student-list-stack {
    display: grid;
    gap: 16px;
}

.student-list-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
}

.student-list-main {
    min-width: 0;
}

.student-list-main h3 {
    margin: 0 0 10px;
    font-size: 1.15rem;
}

.student-list-main p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.student-list-actions {
    display: grid;
    align-content: start;
    gap: 10px;
    min-width: 180px;
}

.student-course-grid {
    display: grid;
    gap: 18px;
}

.student-course-card {
    display: grid;
    grid-template-columns: 180px 1fr;
    overflow: hidden;
}

.student-course-card-completed {
    border-color: #d7e6d7;
    background: linear-gradient(180deg, #ffffff, #f8fcf8);
}

.student-course-image {
    width: 100%;
    height: 100%;
    min-height: 180px;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    transform: scale(var(--course-image-zoom, 1));
    transform-origin: var(--course-image-position, center);
}

.student-course-image.visual-sky,
.student-course-image.visual-apricot,
.student-course-image.visual-rose,
.student-course-image.visual-blue,
.student-course-image.visual-mint,
.student-course-image.visual-slate {
    display: grid;
    place-items: end start;
    padding: 18px;
    color: rgba(255, 255, 255, 0.94);
    font-weight: 700;
}

.student-course-body {
    padding: 20px;
}

.student-course-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.student-course-card h3 {
    margin: 0 0 10px;
    font-size: 1.18rem;
}

.student-course-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.student-course-info,
.student-course-actions,
.student-side-list,
.student-quick-links {
    display: flex;
    gap: 12px;
}

.student-course-info {
    margin-top: 16px;
    flex-wrap: wrap;
    color: #5b7393;
    font-size: 0.92rem;
}

.student-course-actions {
    margin-top: 18px;
    align-items: center;
    flex-wrap: wrap;
}

.student-side-card {
    padding: 24px;
}

.student-side-card h3 {
    margin: 0 0 6px;
    font-size: 1.45rem;
}

.student-side-card p {
    margin: 0;
    color: var(--muted);
}

.student-profile-head {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 14px;
    align-items: center;
}

.student-profile-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.06em;
}

.student-profile-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.student-side-list {
    margin-top: 20px;
    display: grid;
    gap: 14px;
}

.student-side-list div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
}

.student-side-list span {
    color: var(--muted);
}

.student-quick-links {
    margin-top: 16px;
    display: grid;
}

.student-newsletter-status-published {
    color: #3f7a49;
}

.student-newsletter-status-review {
    color: #9f6b12;
}

.student-newsletter-status-archived {
    color: #6d5f96;
}

.student-interest-tags {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.student-interest-empty {
    margin-top: 16px !important;
}

.student-interest-form {
    display: grid;
    gap: 18px;
}

.student-interest-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.student-interest-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
}

.student-interest-option input {
    width: 18px;
    height: 18px;
}

.student-interest-error {
    margin: 0;
    color: #b44d4d;
    font-weight: 600;
}

.student-interest-modal-card {
    max-width: 760px;
}

.student-settings-stack {
    display: grid;
    gap: 18px;
}

.student-settings-card {
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #fff;
}

.student-settings-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 20px;
}

.student-settings-card-head h3 {
    margin: 0 0 8px;
    font-size: 1.2rem;
}

.student-settings-card-head p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.student-avatar-settings {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 18px;
    align-items: center;
}

.student-avatar-preview {
    width: 112px;
    height: 112px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    border: 1px solid rgba(16, 42, 86, 0.08);
}

.student-avatar-preview img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.student-avatar-copy {
    display: grid;
    gap: 10px;
}

.student-avatar-file-name {
    color: var(--muted);
    font-size: 0.92rem;
}

.student-avatar-picker {
    position: relative;
    width: fit-content;
    overflow: hidden;
}

.student-avatar-picker input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.student-avatar-remove {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
}

.student-avatar-cropper-shell {
    display: grid;
    gap: 14px;
    margin-top: 18px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fbfcff;
}

.student-avatar-cropper-head {
    display: grid;
    gap: 4px;
}

.student-avatar-cropper-head strong {
    color: var(--primary-dark);
}

.student-avatar-cropper-head small {
    color: var(--muted);
}

.student-avatar-cropper-wrap {
    display: grid;
    gap: 14px;
}

.student-avatar-cropper {
    position: relative;
    width: min(320px, 100%);
    aspect-ratio: 1 / 1;
    border-radius: 22px;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(16, 42, 86, 0.04), rgba(255, 255, 255, 0.94)),
        #fff;
    border: 1px solid rgba(16, 42, 86, 0.08);
    cursor: grab;
    touch-action: none;
}

.student-avatar-cropper:active {
    cursor: grabbing;
}

.student-avatar-cropper img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: var(--student-avatar-position, 50% 50%);
    transform: scale(var(--student-avatar-zoom, 1));
    transform-origin: var(--student-avatar-position, 50% 50%);
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

.student-avatar-crop-overlay {
    position: absolute;
    inset: 0;
    border-radius: 22px;
    box-shadow: inset 0 0 0 999px rgba(16, 42, 86, 0.08);
    pointer-events: none;
}

.student-avatar-crop-overlay::before {
    content: "";
    position: absolute;
    inset: 14px;
    border-radius: 50%;
    box-shadow: 0 0 0 999px rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.95);
}

.student-avatar-crop-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.student-settings-fixed-mail {
    min-width: 220px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #f8fbff;
    display: grid;
    gap: 6px;
}

.student-settings-fixed-mail span {
    color: var(--muted);
    font-size: 0.88rem;
}

.student-settings-fixed-mail strong {
    color: var(--primary-dark);
    word-break: break-word;
}

.student-settings-form {
    display: grid;
    gap: 18px;
}

.student-settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 18px;
}

.student-settings-field {
    display: grid;
    gap: 8px;
}

.student-settings-field > span {
    color: var(--text);
    font-weight: 700;
}

.student-settings-field input,
.student-settings-field textarea {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 13px 15px;
    color: var(--text);
}

.student-settings-field textarea {
    min-height: 120px;
    resize: vertical;
}

.student-settings-field-span-2 {
    grid-column: 1 / -1;
}

.student-settings-check-grid {
    display: grid;
    gap: 12px;
}

.student-settings-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fbfcff;
}

.student-settings-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
}

.student-settings-check span {
    display: grid;
    gap: 4px;
}

.student-settings-check strong {
    color: var(--primary-dark);
    line-height: 1.3;
}

.student-settings-check small {
    color: var(--muted);
    line-height: 1.5;
}

.student-settings-actions {
    display: flex;
    justify-content: flex-end;
}

.student-settings-error {
    color: #b44d4d;
    font-weight: 600;
}

.student-address-stack {
    display: grid;
    gap: 16px;
}

.student-address-overview {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.student-address-overview-card {
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: linear-gradient(180deg, #fff, #f9fbff);
    display: grid;
    gap: 6px;
}

.student-address-overview-card span {
    color: var(--muted);
}

.student-address-overview-card strong {
    color: var(--primary-dark);
    font-size: 1.4rem;
}

.student-address-card,
.student-address-add-form {
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
}

.student-address-card-collapsible,
.student-address-add-form {
    padding: 0;
    overflow: hidden;
}

.student-address-badges,
.student-address-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.student-address-summary,
.student-address-add-summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 18px;
}

.student-address-summary::-webkit-details-marker,
.student-address-add-summary::-webkit-details-marker {
    display: none;
}

.student-address-summary-main {
    display: grid;
    gap: 8px;
}

.student-address-summary-main strong {
    color: var(--primary-dark);
    font-size: 1.02rem;
}

.student-address-summary-main p {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
}

.student-address-summary-toggle,
.student-address-add-summary strong {
    color: var(--primary-dark);
    font-weight: 700;
}

.student-address-add-summary {
    align-items: center;
}

.student-address-add-summary span {
    color: var(--muted);
    font-size: 0.92rem;
}

.student-address-card-body,
.student-address-add-form form {
    padding: 0 18px 18px;
    display: grid;
    gap: 18px;
    border-top: 1px solid var(--line);
}

.student-address-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.student-address-default-check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
}

.student-tour[hidden] {
    display: none;
}

.student-tour {
    position: fixed;
    inset: 0;
    z-index: 1200;
    pointer-events: none;
}

.student-tour-highlight {
    position: fixed;
    border-radius: 18px;
    border: 2px solid rgba(245, 154, 47, 0.95);
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.12), 0 18px 40px rgba(0, 0, 0, 0.24);
    opacity: 0;
    transition: top 0.2s ease, left 0.2s ease, width 0.2s ease, height 0.2s ease, opacity 0.2s ease;
}

.student-tour-popover {
    position: fixed;
    width: min(420px, calc(100vw - 32px));
    padding: 22px;
    border-radius: 22px;
    background: #111317;
    color: #f4f6fa;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.4);
    pointer-events: auto;
}

.student-tour-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.student-tour-kicker {
    display: inline-block;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.student-tour-head h3 {
    margin: 0;
    color: #fff;
    font-size: 1.4rem;
    line-height: 1.2;
}

.student-tour-close {
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    cursor: pointer;
}

.student-tour-progress {
    margin: 18px 0 16px;
    color: rgba(255, 255, 255, 0.64);
    font-size: 0.92rem;
    font-weight: 600;
}

.student-tour-steps {
    display: grid;
}

.student-tour-step {
    display: none;
    gap: 12px;
}

.student-tour-step.is-active {
    display: grid;
}

.student-tour-step h4 {
    margin: 0;
    color: #fff;
    font-size: 1.14rem;
}

.student-tour-step p {
    margin: 0;
    color: rgba(244, 246, 250, 0.8);
    line-height: 1.7;
}

.student-tour-actions {
    margin-top: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    pointer-events: auto;
}

.student-tour-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.is-student-tour-open {
    overflow-x: hidden;
    overflow-y: auto;
}

.is-student-tour-target {
    position: relative;
    z-index: 1201 !important;
}

@media (max-width: 720px) {
    .student-tour-popover {
        top: auto !important;
        right: 16px;
        bottom: 16px;
        left: 16px !important;
        width: auto;
        max-width: none;
        max-height: min(46vh, 360px);
        overflow-y: auto;
    }

    .student-tour-highlight {
        border-radius: 14px;
    }
}

@media (max-width: 980px) {
    .student-tour {
        display: none !important;
    }

    .student-interest-side-card,
    .student-interest-modal {
        display: none !important;
    }
}

.student-side-card .button-block {
    min-height: 50px;
}

.section-label {
    margin: 0 0 8px;
    color: var(--primary-dark);
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    font-weight: 800;
    text-transform: uppercase;
}

.auth-section {
    padding: 60px 0 80px;
}

.cart-section {
    padding: 42px 0 68px;
}

.section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.section-head h1 {
    margin: 8px 0 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3.1rem);
}

.section-copy {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.cart-layout,
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 22px;
    align-items: start;
}

.summary-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 22px;
}

.summary-card h3 {
    margin: 0 0 18px;
    font-size: 1.3rem;
}

.summary-row,
.summary-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
}

.summary-item strong,
.summary-row strong {
    color: var(--primary-dark);
}

.summary-item small,
.summary-row span {
    color: var(--muted);
}

.summary-total {
    border-bottom: 0;
    padding-bottom: 0;
}

.cart-auth-head-actions,
.cart-auth-callout-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cart-auth-callout {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    display: grid;
    gap: 14px;
}

.cart-auth-callout-title {
    margin: 0;
    color: var(--primary-dark);
    font-size: 1.05rem;
    font-weight: 700;
}

.cart-auth-callout-copy {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.home-personalized-grid,
.student-personalized-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.home-personalized-column,
.student-personalized-section {
    display: grid;
    gap: 16px;
}

.home-personalized-column-head,
.student-personalized-head {
    display: grid;
    gap: 6px;
}

.home-personalized-column-head h3,
.student-personalized-head h3 {
    margin: 0;
    font-size: 1.18rem;
}

.home-personalized-column-head p,
.student-personalized-head p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.home-personalized-course-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.home-personalized-post-list,
.student-personalized-list {
    display: grid;
    gap: 16px;
}

.home-personalized-post-card,
.student-personalized-item {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.home-personalized-post-card {
    display: grid;
    grid-template-columns: 180px minmax(0, 1fr);
}

.home-personalized-post-cover {
    min-height: 100%;
    background-size: cover;
    background-position: center;
}

.home-personalized-post-body {
    padding: 18px;
    display: grid;
    gap: 10px;
}

.home-personalized-post-body h3,
.student-personalized-item h4 {
    margin: 0;
}

.home-personalized-post-body p,
.student-personalized-item p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.student-personalized-card {
    gap: 20px;
}

.student-personalized-item {
    padding: 18px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
}

.student-personalized-item > div {
    display: grid;
    gap: 10px;
}

.student-order-layout {
    align-items: start;
}

.student-order-meta-list strong.student-order-address,
.summary-row strong.student-order-address {
    white-space: normal;
    text-align: right;
    line-height: 1.6;
}

@media (max-width: 900px) {
    .home-personalized-grid,
    .student-personalized-grid,
    .home-personalized-course-grid,
    .home-personalized-post-card {
        grid-template-columns: 1fr;
    }

    .student-personalized-item {
        flex-direction: column;
    }
}

.auth-centered {
    display: flex;
    justify-content: center;
}

.auth-card {
    width: min(100%, 470px);
    padding: 34px;
}

.eyebrow {
    margin: 0 0 10px;
    color: #d08a63;
    letter-spacing: 0.2em;
    font-size: 0.76rem;
    font-weight: 700;
}

.auth-title {
    margin: 0 0 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.1rem;
}

.auth-copy-text {
    margin: 0 0 24px;
    color: var(--muted);
    line-height: 1.7;
}

.auth-card label {
    display: grid;
    gap: 8px;
    margin-bottom: 18px;
}

.auth-card input {
    width: 100%;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--line);
    padding: 0 14px;
    background: #fff;
}

.form-error-summary {
    display: grid;
    gap: 4px;
    margin-bottom: 18px;
    padding: 12px 14px;
    border: 1px solid rgba(180, 35, 24, 0.24);
    border-radius: 14px;
    background: #fff4f2;
    color: #9f1f17;
}

.form-error-summary strong {
    color: #7a1612;
}

.form-field-error {
    color: #b42318;
    font-size: 0.84rem;
    font-weight: 700;
}

.form-field-hint {
    color: #756f66;
    font-size: 0.82rem;
    line-height: 1.4;
}

.captcha-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.captcha-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    overflow: hidden;
}

.captcha-box img {
    display: block;
    width: 180px;
    height: 54px;
}

.checkbox-row {
    display: flex !important;
    align-items: center;
    gap: 10px;
}

.checkbox-row input {
    width: 18px;
    height: 18px;
}

.auth-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 12px;
}

.helper-link {
    color: var(--primary-dark);
    font-weight: 600;
}

.admin-body {
    background: #eff2f6;
}

.admin-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: #1f242c;
    color: #d4dbe5;
    padding: 16px 0;
}

.admin-brand {
    padding: 14px 18px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-brand-link {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #fff;
}

.admin-brand-logo {
    width: 52px;
    height: 52px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 16px;
    overflow: hidden;
    background: #2f6ea5;
}

.admin-brand-logo-has-image {
    background: #fff;
    padding: 8px;
}

.admin-brand-logo-fallback {
    font-weight: 800;
    letter-spacing: 0.06em;
}

.admin-brand-copy {
    display: grid;
    gap: 4px;
}

.admin-brand-copy strong {
    font-size: 1rem;
}

.admin-brand-copy small {
    color: #9fb0c5;
}

.admin-nav {
    display: grid;
    margin-top: 14px;
}

.admin-nav a {
    padding: 14px 18px;
    color: #c9d2dd;
    border-left: 4px solid transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.admin-nav-badge {
    min-width: 24px;
    height: 24px;
    padding: 0 7px;
    border-radius: 999px;
    display: inline-grid;
    place-items: center;
    background: #f59a2f;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
    line-height: 1;
}

.admin-nav a.active,
.admin-nav a:hover {
    background: #2f6ea5;
    color: #fff;
    border-left-color: #9fd2ff;
}

.admin-content {
    display: flex;
    flex-direction: column;
}

.admin-topbar {
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 16px;
    padding: 0 24px;
    background: #23282f;
    color: #fff;
}

.admin-mobile-nav-shell {
    display: none;
    position: relative;
}

.admin-mobile-nav-toggle {
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    border-radius: 999px;
    border: 1px solid #e6dccf;
    background: rgba(255, 255, 255, 0.94);
    color: #102a56;
    font-weight: 700;
    cursor: pointer;
}

.admin-mobile-nav-toggle::-webkit-details-marker {
    display: none;
}

.admin-mobile-nav-icon {
    font-size: 1rem;
    line-height: 1;
}

.admin-mobile-nav-panel {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    z-index: 30;
    width: min(320px, calc(100vw - 32px));
    max-height: min(70vh, 560px);
    overflow: auto;
    padding: 18px 0 12px;
    border: 1px solid #e6dccf;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 22px 60px rgba(16, 42, 86, 0.16);
}

.admin-mobile-brand {
    display: grid;
    gap: 4px;
    padding: 0 18px 16px;
    margin-bottom: 12px;
    border-bottom: 1px solid #eee3d8;
    color: #102a56;
}

.admin-mobile-brand small {
    color: #746a60;
}

.admin-mobile-nav-panel .admin-nav {
    margin-top: 0;
}

.admin-mobile-nav-panel .admin-nav a {
    margin-right: 0;
    padding: 14px 18px;
    border-radius: 0;
    color: #24364f;
}

.admin-mobile-nav-panel .admin-nav a.active,
.admin-mobile-nav-panel .admin-nav a:hover {
    color: #102a56;
    background: rgba(255, 138, 0, 0.1);
}

.admin-topbar-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-left: auto;
    justify-content: flex-end;
}

.admin-main {
    padding: 18px 20px 30px;
}

.admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.admin-toolbar h1 {
    margin: 0 0 4px;
    font-size: 2rem;
}

.admin-toolbar p {
    margin: 0;
    color: var(--muted);
}

.admin-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.admin-stats-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.admin-stats-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-stats-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.admin-stats-6 {
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.admin-stat-box {
    padding: 18px;
}

.admin-stat-box span {
    color: var(--muted);
}

.admin-stat-box strong {
    display: block;
    margin-top: 10px;
    font-size: 1.9rem;
}

.admin-filter-row {
    display: grid;
    grid-template-columns: 190px 110px 220px 160px 1fr;
    gap: 14px;
    margin-bottom: 18px;
}

.admin-filter-row-wide {
    grid-template-columns: 190px 190px 190px 180px minmax(280px, 1fr) 130px;
}

.admin-filter-row-users {
    grid-template-columns: 190px 190px minmax(280px, 1fr) 130px;
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.admin-tabs a {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 0 16px;
    border: 1px solid #e8dfd2;
    border-radius: 999px;
    background: #fffdfa;
    color: #536074;
    font-weight: 800;
    text-decoration: none;
}

.admin-tabs a.active {
    border-color: rgba(241, 142, 43, 0.42);
    background: rgba(241, 142, 43, 0.12);
    color: #9c6214;
}

.admin-notification-filter {
    grid-template-columns: minmax(280px, 1fr) 180px 220px 120px 120px;
}

.admin-notification-list {
    display: grid;
    gap: 14px;
}

.admin-notification-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 16px 36px rgba(16, 42, 86, 0.06);
}

.admin-notification-card.is-unread {
    border-color: rgba(245, 154, 47, 0.5);
    background:
        linear-gradient(90deg, rgba(245, 154, 47, 0.09), transparent 34%),
        rgba(255, 255, 255, 0.98);
}

.admin-notification-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    min-width: 0;
}

.admin-notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    background: #102a56;
    color: #fff;
    font-weight: 800;
}

.admin-notification-meta,
.admin-notification-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.admin-notification-meta {
    color: var(--muted);
    font-size: 0.9rem;
}

.admin-notification-card h2 {
    margin: 8px 0 6px;
    color: #102a56;
    font-size: 1.12rem;
}

.admin-notification-card p {
    margin: 0;
    color: var(--muted);
}

.admin-notification-actions {
    justify-content: flex-end;
}

.admin-form-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
}

.admin-empty-state {
    display: grid;
    gap: 6px;
    margin-bottom: 18px;
    padding: 16px 18px;
    border: 1px solid rgba(245, 130, 32, 0.18);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(245, 130, 32, 0.08), rgba(245, 166, 35, 0.03));
}

.admin-empty-state p {
    margin: 0;
}

.admin-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.admin-form-grid label {
    display: grid;
    gap: 8px;
}

.admin-form-field {
    display: grid;
    gap: 10px;
}

.admin-form-field > span {
    color: var(--text);
    font-weight: 700;
}

.admin-form-grid input,
.admin-form-grid select,
.admin-form-grid textarea {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 12px 14px;
    color: var(--text);
}

.admin-form-actions {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
}

.admin-permission-groups {
    display: grid;
    gap: 20px;
}

.admin-permission-group {
    display: grid;
    gap: 14px;
}

.admin-permission-group-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
}

.admin-permission-group-head h3 {
    margin: 0;
}

.admin-check-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.admin-check-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
}

.admin-check-card input[type="checkbox"] {
    margin-top: 3px;
}

.admin-check-card span {
    display: grid;
    gap: 4px;
}

.admin-check-card strong,
.admin-check-card small {
    line-height: 1.3;
}

.admin-form-span-2 {
    grid-column: 1 / -1;
}

.admin-form-switches {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 20px 0;
}

.admin-image-upload {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px;
    border: 1px dashed rgba(16, 42, 86, 0.22);
    border-radius: 18px;
    background: linear-gradient(135deg, #ffffff 0%, #f6f8fc 100%);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.admin-image-upload.is-dragging {
    border-color: var(--accent);
    box-shadow: 0 18px 40px rgba(245, 138, 37, 0.18);
    transform: translateY(-1px);
}

.admin-file-input {
    position: absolute;
    width: 1px !important;
    height: 1px;
    padding: 0 !important;
    border: 0 !important;
    opacity: 0;
    pointer-events: none;
}

.admin-file-picker {
    display: flex !important;
    grid-template-columns: none !important;
    align-items: center;
    gap: 12px !important;
    min-width: 260px;
    cursor: pointer;
}

.admin-file-picker-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 15px;
    background: linear-gradient(135deg, #f7ad43, #f58220);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 800;
    box-shadow: 0 14px 24px rgba(245, 130, 32, 0.24);
}

.admin-file-picker strong {
    display: block;
    color: var(--text);
}

.admin-image-upload small,
.admin-file-picker small {
    color: var(--muted);
}

.admin-file-name {
    max-width: 320px;
    overflow: hidden;
    padding: 8px 12px;
    border-radius: 999px;
    background: #eef3fb;
    color: var(--muted);
    font-size: 0.9rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-help-text {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.6;
}

.admin-image-preview-wrap {
    margin-top: 10px;
    display: grid;
    gap: 14px;
}

.admin-cover-workspace {
    display: grid;
    grid-template-columns: minmax(360px, 620px) minmax(220px, 320px);
    align-items: stretch;
    gap: 16px;
}

.admin-cover-cropper-shell {
    display: grid;
    gap: 12px;
    padding: 14px;
    border-radius: 24px;
    background: #0a0b0f;
    box-shadow: 0 20px 50px rgba(10, 11, 15, 0.18);
}

.admin-cover-cropper-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    color: rgba(255, 255, 255, 0.72);
}

.admin-cover-cropper-head small {
    display: block;
    margin-top: 2px;
    color: rgba(255, 255, 255, 0.58);
    font-size: 0.84rem;
}

.admin-cover-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}

.admin-cover-controls .button {
    min-width: 44px;
}

.admin-cover-preview-label {
    display: block;
    color: #fff;
    font-size: 0.94rem;
    font-weight: 700;
}

.admin-cover-cropper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: #050608;
    background-size: 33.333% 33.333%;
    cursor: grab;
    touch-action: none;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.45);
}

.admin-cover-cropper:active {
    cursor: grabbing;
}

.admin-cover-cropper-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    object-position: center;
    transform: translate(var(--course-image-pan-x, 0), var(--course-image-pan-y, 0)) scale(var(--course-image-zoom, 1));
    transform-origin: center;
    user-select: none;
    pointer-events: none;
}

.admin-cover-cropper-grid {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(90deg, transparent 33.1%, rgba(255, 255, 255, 0.48) 33.1%, rgba(255, 255, 255, 0.48) 33.35%, transparent 33.35%, transparent 66.5%, rgba(255, 255, 255, 0.48) 66.5%, rgba(255, 255, 255, 0.48) 66.75%, transparent 66.75%),
        linear-gradient(180deg, transparent 33.1%, rgba(255, 255, 255, 0.48) 33.1%, rgba(255, 255, 255, 0.48) 33.35%, transparent 33.35%, transparent 66.5%, rgba(255, 255, 255, 0.48) 66.5%, rgba(255, 255, 255, 0.48) 66.75%, transparent 66.75%),
        radial-gradient(circle at center, transparent 0 48%, rgba(0, 0, 0, 0.2) 48.2% 100%);
}

.admin-cover-live-preview {
    display: grid;
    align-content: start;
    gap: 10px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background:
        radial-gradient(circle at top left, rgba(245, 138, 37, 0.13), transparent 34%),
        #fff;
    box-shadow: 0 16px 34px rgba(16, 42, 86, 0.08);
}

.admin-cover-live-preview > span {
    color: var(--text);
    font-weight: 800;
}

.admin-cover-live-preview small {
    color: var(--muted);
    line-height: 1.5;
}

.admin-cover-live-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: #eef3fb;
}

.admin-cover-live-card img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    transform: scale(var(--course-image-zoom, 1));
    transform-origin: var(--course-image-position, center);
}

.admin-image-preview {
    width: 160px;
    height: 110px;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #f7f9fc;
}

@media (max-width: 720px) {
    .admin-image-upload,
    .admin-cover-cropper-head {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-cover-workspace {
        grid-template-columns: 1fr;
    }

    .admin-file-picker {
        min-width: 0;
    }

    .admin-file-name {
        max-width: none;
        width: 100%;
    }

    .admin-cover-cropper-shell {
        max-width: none;
    }
}

.admin-table-wrap {
    overflow: hidden;
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 18px 16px;
    text-align: left;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.admin-table th {
    background: #f9fbfe;
    font-size: 0.95rem;
}

.admin-course-title {
    font-weight: 700;
    margin-bottom: 8px;
}

.admin-course-cell {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 16px;
}

.admin-user-cell {
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 14px;
    align-items: center;
}

.admin-user-avatar {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    overflow: hidden;
}

.admin-user-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.admin-topbar-user {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.admin-topbar-user-copy {
    display: grid;
    gap: 2px;
}

.admin-topbar-user-copy small {
    color: rgba(16, 42, 86, 0.66);
    font-size: 0.76rem;
    line-height: 1;
}

.admin-topbar-user-copy strong {
    font-size: 0.96rem;
    line-height: 1.2;
}

.admin-topbar-avatar {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, #8db6da, #5a84b7);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 800;
}

.admin-topbar-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.inline-role-form {
    display: flex;
    align-items: center;
    gap: 10px;
}

.inline-role-form select,
.inline-status-form select {
    min-width: 120px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--line);
    padding: 0 12px;
    background: #fff;
}

.inline-status-form {
    display: flex;
    align-items: center;
    gap: 10px;
}

.inline-status-form select {
    min-width: 160px;
}

.question-inline-form {
    margin-bottom: 10px;
}

.admin-review-comment {
    max-width: 360px;
    color: #5d6f89;
    line-height: 1.6;
}

.admin-course-thumb {
    width: 88px;
    height: 88px;
    display: block;
    object-fit: cover;
    object-position: var(--course-image-position, center);
    border-radius: 16px;
    border: 1px solid var(--line);
    background: #f3f6fb;
}

.admin-course-thumb-fallback {
    display: grid;
    place-items: center;
    color: rgba(255, 255, 255, 0.96);
    font-weight: 800;
}

.admin-code {
    margin-bottom: 8px;
    color: var(--primary-dark);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.admin-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.mini-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: #edf3ff;
    color: var(--primary-dark);
    font-size: 0.78rem;
    font-weight: 700;
}

.admin-price {
    font-weight: 800;
}

.admin-table small {
    color: var(--muted);
}

.table-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.table-actions-stacked {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.table-actions form {
    margin: 0;
}

.admin-user-detail-grid,
.admin-user-detail-split,
.admin-detail-address-grid {
    display: grid;
    gap: 18px;
}

.admin-user-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-user-detail-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-user-detail-card h2,
.admin-form-card > h2 {
    margin: 0 0 16px;
    color: #102a56;
    font-size: 1.15rem;
}

.admin-detail-list {
    display: grid;
    gap: 12px;
    margin: 0;
}

.admin-detail-list div {
    display: grid;
    grid-template-columns: minmax(130px, 0.42fr) minmax(0, 1fr);
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eee5da;
}

.admin-detail-list div:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.admin-detail-list dt {
    color: #6f7787;
    font-size: 0.84rem;
    font-weight: 800;
}

.admin-detail-list dd {
    margin: 0;
    color: #102a56;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.admin-table-wrap-embedded {
    box-shadow: none;
}

.admin-detail-address-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-detail-address-card {
    display: grid;
    gap: 6px;
    padding: 16px;
    border: 1px solid #eee5da;
    border-radius: 16px;
    background: #fffdfa;
}

.admin-detail-address-card strong {
    color: #102a56;
}

.admin-detail-address-card span,
.admin-detail-address-card p {
    margin: 0;
    color: #647086;
}

.table-link {
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
    color: var(--primary-dark);
    font-weight: 700;
}

.table-link-danger {
    color: #b44d4d;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border-radius: 999px;
    background: var(--success);
    color: #548254;
    font-weight: 700;
}

.status-pill-draft {
    background: #eef1f6;
    color: #536273;
}

.status-pill-review {
    background: #fff4de;
    color: #9f6b12;
}

.status-pill-published {
    background: #e3f4e3;
    color: #4b8053;
}

.status-pill-archived {
    background: #ece8f6;
    color: #6d5f96;
}

.admin-pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

.pagination-link,
.pagination-meta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #fff;
}

.pagination-link {
    color: var(--primary-dark);
    font-weight: 700;
}

.pagination-link-disabled {
    color: var(--muted);
}

.pagination-meta {
    color: var(--muted);
}

.category-grid {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 20px;
}

.admin-stack {
    display: grid;
    gap: 20px;
}

.admin-question-page {
    display: grid;
    gap: 22px;
}

.admin-question-header {
    margin-bottom: 0;
}

.admin-question-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.admin-question-stat-card {
    padding: 20px 22px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background:
        radial-gradient(circle at top right, rgba(245, 138, 37, 0.12), transparent 34%),
        rgba(255, 255, 255, 0.92);
    box-shadow: var(--shadow);
}

.admin-question-stat-card span,
.admin-question-stat-card small {
    display: block;
}

.admin-question-stat-card span {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.admin-question-stat-card strong {
    display: block;
    margin: 10px 0 4px;
    color: var(--primary-dark);
    font-size: 2rem;
    line-height: 1;
}

.admin-question-stat-card small {
    color: var(--muted);
}

.admin-question-layout {
    display: grid;
    grid-template-columns: minmax(360px, 430px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.admin-question-side {
    display: grid;
    gap: 22px;
}

.admin-question-panel,
.admin-question-bank {
    display: grid;
    gap: 18px;
}

.admin-question-panel-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
}

.admin-question-panel-head-tight {
    padding-bottom: 2px;
}

.admin-question-panel-head h2 {
    margin: 6px 0 8px;
    color: var(--primary-dark);
    font-size: 1.7rem;
    line-height: 1.1;
}

.admin-question-panel-head p {
    margin: 0;
    max-width: 60ch;
    color: var(--muted);
    line-height: 1.6;
}

.admin-question-kicker {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(16, 42, 86, 0.08);
    color: var(--primary-dark);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.admin-question-inline-actions,
.admin-question-pill-row,
.admin-question-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.admin-question-file-upload {
    align-items: center;
}

.admin-question-file-upload .admin-file-picker {
    flex: 1 1 260px;
    min-width: 0;
}

.admin-question-file-upload .admin-file-name {
    flex: 0 1 320px;
    min-width: 0;
}

.admin-question-bank {
    overflow: hidden;
}

.admin-question-list {
    display: grid;
    gap: 16px;
}

.admin-question-card {
    display: grid;
    gap: 16px;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(249, 250, 253, 0.94));
}

.admin-question-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.admin-question-card-title {
    display: grid;
    gap: 10px;
}

.admin-question-order {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(245, 138, 37, 0.12);
    color: #a85d06;
    font-size: 0.82rem;
    font-weight: 800;
}

.admin-question-card h3 {
    margin: 0;
    color: var(--primary-dark);
    font-size: 1.28rem;
    line-height: 1.4;
}

.admin-question-explanation {
    margin: 0;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(16, 42, 86, 0.04);
    color: #5f6976;
    line-height: 1.6;
}

.admin-question-answer-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.admin-question-answer {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    align-items: start;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid #e7dece;
    border-radius: 18px;
    background: #fffdfa;
}

.admin-question-answer strong {
    width: 38px;
    height: 38px;
    display: inline-grid;
    place-items: center;
    border-radius: 12px;
    background: #f3f4f8;
    color: var(--primary-dark);
}

.admin-question-answer span {
    color: var(--text);
    line-height: 1.5;
    word-break: break-word;
}

.admin-question-answer.is-correct {
    border-color: rgba(35, 104, 71, 0.24);
    background: rgba(35, 104, 71, 0.06);
}

.admin-question-answer.is-correct strong {
    background: rgba(35, 104, 71, 0.14);
    color: #236847;
}

.admin-question-actions {
    justify-content: flex-end;
    padding-top: 2px;
}

.admin-question-actions .question-inline-form {
    margin-bottom: 0;
}

.admin-button-danger {
    border-color: rgba(180, 77, 77, 0.2);
    color: #b44d4d;
}

.admin-button-danger:hover {
    border-color: rgba(180, 77, 77, 0.34);
    background: rgba(180, 77, 77, 0.06);
}

.top-space-sm {
    margin-top: 16px;
}

@media (max-width: 1200px) {
    .home-program-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .home-benefit-grid {
        grid-template-columns: 1fr 1fr;
    }

    .course-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-filter-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .admin-question-layout {
        grid-template-columns: 1fr;
    }

    .cart-layout,
    .checkout-layout,
    .course-detail-layout,
    .course-detail-hero,
    .course-detail-content-grid,
    .detail-panel-grid,
    .student-layout,
    .student-overview-card,
    .student-list-card,
    .blog-detail-layout,
    .student-course-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1100px) {
    .mobile-header-shell {
        display: block;
    }

    .nav-row {
        display: none;
    }

    .brand-wordmark-mobile .brand-wordmark-text {
        font-size: 1.34rem;
    }

    .mobile-header-side {
        min-width: 0;
    }
}

@media (max-width: 980px) {
    .nav-row {
        display: none;
    }

    .home-hero-backdrop {
        min-height: auto;
    }

    .home-hero-modern-card {
        padding: 88px 0 84px;
    }

    .course-detail-topline,
    .course-detail-topline-meta {
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
    }

    .catalog-layout,
    .course-grid,
    .blog-grid,
    .admin-shell,
    .admin-stats,
    .footer-shell,
    .course-detail-highlights,
    .student-stats,
    .home-category-grid,
    .home-why-grid {
        grid-template-columns: 1fr;
    }

    .student-sidebar {
        position: static;
    }

    .student-panel-tabs {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .student-panel-tab {
        min-width: 0;
    }

    .student-panel-card-head,
    .student-profile-head,
    .student-side-list div,
    .student-personalized-item,
    .student-list-actions {
        align-items: stretch;
        grid-template-columns: 1fr;
        flex-direction: column;
    }

    .student-list-actions .button,
    .student-list-actions .helper-link,
    .student-quick-links form,
    .student-quick-links .button {
        width: 100%;
    }

    .student-profile-head {
        justify-items: start;
    }

    .student-side-list div {
        gap: 8px;
    }

    .admin-sidebar {
        display: none;
    }

    .footer-shell {
        padding-bottom: 30px;
    }

    .footer-bottom {
        min-height: 72px;
    }

    .course-review-summary {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .course-review-score {
        text-align: left;
    }

    .student-overview-actions {
        min-width: 0;
    }

    .student-list-actions {
        min-width: 0;
    }
}

@media (max-width: 720px) {
    .catalog-toolbar,
    .auth-actions,
    .admin-toolbar,
    .section-head,
    .home-section-heading,
    .home-hero-actions,
    .home-program-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .home-hero-search {
        padding: 10px;
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .home-hero-search-icon {
        display: none;
    }

    .home-hero-search button {
        position: static;
        width: 100%;
    }

    .home-program-grid,
    .home-popular-post-grid,
    .home-benefit-grid,
    .home-category-list,
    .home-newsletter-form {
        grid-template-columns: 1fr;
    }

    .catalog-sort,
    .catalog-search,
    .catalog-card-actions {
        max-width: none;
        width: 100%;
    }

    .admin-question-stats,
    .admin-question-answer-grid {
        grid-template-columns: 1fr;
    }

    .admin-question-card-head,
    .admin-question-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-question-actions {
        justify-content: flex-start;
    }

    .question-stepper-head,
    .question-stepper-actions,
    .lesson-module-head {
        flex-direction: column;
        align-items: stretch;
    }

    .learning-player-shell,
    .learning-content-main,
    .learning-note-layout {
        grid-template-columns: 1fr;
    }

    .learning-sidebar {
        position: static;
    }

    .learning-sidebar-groups {
        max-height: none;
    }

    .learning-stage-topbar,
    .learning-stage-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .learning-quiz-stats {
        grid-template-columns: 1fr;
    }

    .lesson-item {
        grid-template-columns: 1fr;
    }

    .review-bar-row {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .review-bar-label {
        justify-content: space-between;
    }

    .course-review-item {
        grid-template-columns: 52px 1fr;
        gap: 16px;
    }

    .course-review-avatar {
        width: 52px;
        height: 52px;
        font-size: 0.9rem;
    }

    .course-review-modal {
        padding: 14px;
        align-items: end;
    }

    .course-review-modal-card {
        max-height: calc(100vh - 28px);
        padding: 22px;
        border-radius: 22px;
    }

    .course-review-rating-input {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .course-grid,
    .admin-form-grid {
        grid-template-columns: 1fr;
    }

    .admin-filter-row,
    .admin-filter-row-wide,
    .admin-filter-row-users,
    .admin-notification-filter {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-filter-row input[type="text"],
    .admin-filter-row input[type="search"],
    .admin-filter-row button,
    .admin-filter-row .button,
    .admin-filter-row-wide input[type="text"],
    .admin-filter-row-wide input[type="search"],
    .admin-filter-row-wide button,
    .admin-filter-row-wide .button,
    .admin-filter-row-users input[type="text"],
    .admin-filter-row-users input[type="search"],
    .admin-filter-row-users button,
    .admin-filter-row-users .button,
    .admin-notification-filter input[type="text"],
    .admin-notification-filter input[type="search"],
    .admin-notification-filter button,
    .admin-notification-filter .button {
        grid-column: 1 / -1;
    }

    .admin-topbar {
        padding: 12px;
        gap: 12px;
    }

    .admin-topbar-actions {
        display: grid;
        grid-template-columns: 1fr;
        align-items: stretch;
        gap: 10px;
    }

    .admin-topbar-actions > a.button,
    .admin-topbar-actions > form,
    .admin-topbar-actions form .button {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .admin-topbar-user {
        min-width: 0;
        padding: 10px 12px;
        border: 1px solid #e6dccf;
        border-radius: 18px;
        background: rgba(255, 255, 255, 0.94);
    }

    .admin-topbar-user-copy strong {
        display: block;
        max-width: 160px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .admin-toolbar-actions .button {
        width: 100%;
        justify-content: center;
    }

    .admin-table-wrap {
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
    }

    .admin-table {
        min-width: 880px;
    }

    .admin-main {
        padding: 14px 12px 22px;
    }

    .admin-stats,
    .admin-stats-4,
    .admin-stats-5,
    .admin-stats-6 {
        grid-auto-columns: minmax(172px, 76vw);
    }

    .admin-stat-box {
        min-height: 118px;
        padding: 16px;
    }

    .admin-stat-box strong {
        font-size: 1.65rem;
    }

    .admin-form-span-2 {
        grid-column: auto;
    }

    .admin-form-switches,
    .table-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .course-detail-purchase-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .course-detail-summary-strip,
    .detail-feature-grid {
        grid-template-columns: 1fr;
    }

    .footer-authority-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 520px) {
    .admin-toolbar {
        padding: 16px;
        border-radius: 20px;
    }

    .admin-stats,
    .admin-stats-4,
    .admin-stats-5,
    .admin-stats-6,
    .admin-filter-row,
    .admin-filter-row-wide,
    .admin-filter-row-users,
    .admin-notification-filter {
        grid-template-columns: 1fr;
    }

    .admin-topbar-actions {
        grid-template-columns: 1fr;
    }

    .admin-topbar-actions > a.button,
    .admin-topbar-actions > form {
        grid-column: auto;
    }

    .admin-topbar-user-copy strong {
        max-width: none;
        white-space: normal;
    }

    .admin-stats,
    .admin-stats-4,
    .admin-stats-5,
    .admin-stats-6 {
        grid-auto-columns: minmax(164px, 82vw);
    }

    .admin-table {
        min-width: 840px;
    }
}

@media (max-width: 520px) {
    .home-section {
        padding: 38px 0;
    }

    .home-hero-modern-card h1 {
        font-size: 2.3rem;
    }

    .home-hero-copy {
        font-size: 0.95rem;
    }

    .home-hero-stat {
        width: 100%;
    }

    .home-newsletter-card {
        padding: 36px 20px;
    }

    .site-footer {
        margin-top: 38px;
        padding-top: 40px;
    }

    .footer-shell {
        gap: 28px;
        padding-bottom: 24px;
    }

    .footer-authority-grid {
        grid-template-columns: 1fr;
    }

    .footer-brand-card h3,
    .footer-link-column h3 {
        margin-bottom: 18px;
    }

    .footer-brand-wordmark-main {
        font-size: 2.15rem;
    }

    .footer-brand-card p,
    .footer-bottom p,
    .footer-post-list a,
    .footer-contact-list a {
        font-size: 0.95rem;
    }
}

.course-modern-page {
    padding: 30px 0 72px;
    background:
        radial-gradient(circle at top left, rgba(252, 168, 54, 0.12), transparent 28%),
        linear-gradient(180deg, #fbf7f2 0%, #f6f2ec 100%);
}

.course-modern-breadcrumb {
    margin-bottom: 18px;
}

.course-modern-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 28px;
    align-items: start;
}

.course-modern-main {
    min-width: 0;
}

.course-modern-hero {
    display: grid;
    gap: 18px;
    margin-bottom: 24px;
}

.course-modern-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.course-modern-pill {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 144, 0, 0.12);
    color: #b85b00;
    font-size: 0.9rem;
    font-weight: 700;
}

.course-modern-pill-soft {
    background: #dde9ff;
    color: #355d98;
}

.course-modern-pill-outline {
    background: #fff;
    border: 1px solid #e4ddd1;
    color: #5c564f;
}

.course-modern-hero h1 {
    margin: 0;
    max-width: 860px;
    color: #102a56;
    font-size: clamp(2.3rem, 4vw, 3.6rem);
    line-height: 1.04;
    letter-spacing: -0.04em;
}

.course-modern-rating-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    color: #6b6a67;
    font-size: 0.98rem;
}

.course-modern-rating-row strong {
    color: #e46d00;
    font-size: 1rem;
}

.course-modern-lead {
    max-width: 760px;
    margin: 0;
    color: #53585e;
    font-size: 1.08rem;
    line-height: 1.8;
}

.course-modern-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.course-modern-stat-card {
    padding: 18px 20px;
    border-radius: 22px;
    border: 1px solid #e4ddd1;
    background: rgba(255, 255, 255, 0.76);
    box-shadow: 0 18px 38px rgba(32, 41, 65, 0.06);
}

.course-modern-stat-card strong {
    display: block;
    margin-bottom: 4px;
    color: #102a56;
    font-size: 1.08rem;
}

.course-modern-stat-card span {
    color: #78746b;
    font-size: 0.92rem;
}

.course-modern-stack {
    display: grid;
    gap: 22px;
}

.course-modern-panel {
    border: 1px solid #ddd4c6;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 22px 50px rgba(38, 45, 60, 0.07);
}

.course-modern-copy {
    display: grid;
    gap: 16px;
}

.course-modern-copy p {
    margin: 0;
}

.course-modern-learn-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
}

.course-modern-check-item,
.course-modern-include-item,
.course-modern-certificate-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.course-modern-check-icon {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 144, 0, 0.12);
    color: #f07a00;
    font-size: 0.8rem;
    font-weight: 800;
}

.course-modern-section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
}

.course-modern-section-head p {
    margin: 8px 0 0;
    color: var(--muted);
}

.course-modern-section-link {
    color: #d06000;
    font-weight: 700;
}

.course-modern-module-list {
    display: grid;
    gap: 12px;
}

.course-modern-module-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    padding: 18px 20px;
    border-radius: 18px;
    border: 1px solid #e8dfd0;
    background: linear-gradient(180deg, #fff 0%, #f8f4ee 100%);
}

.course-modern-module-row strong,
.course-modern-instructor-copy strong {
    display: block;
    color: #102a56;
}

.course-modern-module-row span {
    color: #706a63;
}

.course-modern-module-row > div span {
    display: block;
    margin-top: 5px;
    font-size: 0.94rem;
}

.course-modern-instructor-card {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 18px;
    align-items: center;
}

.course-modern-instructor-avatar {
    width: 84px;
    height: 84px;
    display: grid;
    place-items: center;
    border-radius: 28px;
    background: linear-gradient(135deg, #102a56 0%, #244d88 100%);
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 16px 36px rgba(18, 42, 86, 0.22);
}

.course-modern-instructor-copy span {
    display: block;
    margin-top: 6px;
    color: #d06000;
    font-weight: 600;
}

.course-modern-instructor-copy p {
    margin: 10px 0 0;
    color: #5e615f;
}

.course-modern-certificate-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.9fr);
    gap: 22px;
    align-items: center;
}

.course-modern-certificate-copy p {
    margin: 0 0 18px;
}

.course-modern-certificate-visual {
    display: flex;
    justify-content: center;
}

.course-modern-certificate-paper {
    width: min(100%, 260px);
    padding: 24px 22px;
    border-radius: 18px;
    border: 8px solid #fff;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(243, 241, 236, 0.95)),
        linear-gradient(135deg, #f4b56b, #102a56);
    box-shadow: 0 24px 50px rgba(34, 42, 58, 0.14);
    transform: rotate(4deg);
    text-align: center;
}

.course-modern-certificate-paper span,
.course-modern-certificate-paper small {
    display: block;
    color: #71685f;
}

.course-modern-certificate-paper strong {
    display: block;
    margin: 14px 0 10px;
    color: #102a56;
    font-size: 1.6rem;
    letter-spacing: 0.12em;
}

.course-modern-sidebar {
    position: sticky;
    top: 94px;
}

.course-modern-sidebar-card {
    display: grid;
    gap: 18px;
}

.course-modern-media-card,
.course-modern-purchase-card {
    overflow: hidden;
    border: 1px solid #ddd4c6;
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 24px 48px rgba(39, 45, 56, 0.1);
}

.course-modern-video-frame,
.course-modern-cover {
    width: 100%;
    min-height: 220px;
    display: block;
    border: 0;
}

.course-modern-cover {
    object-fit: cover;
    object-position: var(--course-image-position, center);
    transform: scale(var(--course-image-zoom, 1));
    transform-origin: var(--course-image-position, center);
}

.course-modern-cover-fallback {
    display: grid;
    place-items: center;
    padding: 28px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    text-align: center;
}

.course-modern-media-note {
    display: grid;
    gap: 6px;
    padding: 16px 18px 18px;
    color: #6d665e;
}

.course-modern-media-note strong {
    color: #102a56;
}

.course-modern-purchase-card {
    padding: 22px;
}

.course-modern-price-wrap {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.course-modern-price {
    display: block;
    color: #102a56;
    font-size: 2rem;
    line-height: 1;
}

.course-modern-price-old {
    display: inline-block;
    margin-top: 10px;
    color: #9b8f82;
    text-decoration: line-through;
}

.course-modern-discount,
.course-modern-owned-badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 700;
}

.course-modern-discount {
    background: rgba(255, 144, 0, 0.12);
    color: #d15d00;
}

.course-modern-owned-badge {
    margin-top: 14px;
    background: rgba(18, 133, 84, 0.12);
    color: #15724f;
}

.course-modern-cta-group {
    display: grid;
    gap: 10px;
    margin-top: 18px;
}

.course-modern-purchase-note {
    margin-top: 16px;
    color: #66625c;
    line-height: 1.65;
}

.course-modern-include-list {
    display: grid;
    gap: 12px;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid #ece4d7;
}

.course-modern-include-list h3 {
    margin: 0 0 2px;
    color: #102a56;
    font-size: 1rem;
}

.course-modern-sidebar-actions {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid #ece4d7;
    color: #6c655e;
    font-weight: 600;
}

@media (max-width: 1200px) {
    .course-modern-layout {
        grid-template-columns: 1fr;
    }

    .course-modern-sidebar {
        position: static;
        order: -1;
    }
}

@media (max-width: 980px) {
    .course-modern-stat-grid,
    .course-modern-learn-grid,
    .course-modern-certificate-panel {
        grid-template-columns: 1fr;
    }

    .course-modern-section-head {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 720px) {
    .course-modern-page {
        padding: 18px 0 52px;
    }

    .course-modern-layout {
        gap: 20px;
    }

    .course-modern-hero h1 {
        font-size: 2.2rem;
    }

    .course-modern-stat-card,
    .course-modern-module-row,
    .course-modern-purchase-card,
    .course-modern-panel {
        border-radius: 18px;
    }

    .course-modern-instructor-card {
        grid-template-columns: 1fr;
    }

    .course-modern-instructor-avatar {
        width: 72px;
        height: 72px;
        border-radius: 22px;
    }

    .course-modern-price-wrap {
        flex-direction: column;
    }
}

.catalog-modern-page {
    padding: 28px 0 64px;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.1), transparent 22%),
        linear-gradient(180deg, #fbf8f3 0%, #f6f1ea 100%);
}

.catalog-modern-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
}

.catalog-modern-sidebar {
    position: sticky;
    top: 98px;
}

.catalog-modern-filter-card {
    padding: 0 0 22px;
    border-right: 1px solid #e4ded5;
}

.catalog-modern-filter-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 18px;
    margin-bottom: 18px;
    border-bottom: 1px solid #ddd7ce;
}

.catalog-modern-filter-head h2 {
    margin: 0;
    color: #102a56;
    font-size: 1.95rem;
    letter-spacing: -0.04em;
}

.catalog-modern-reset {
    color: #a66318;
    font-size: 0.92rem;
    font-weight: 700;
}

.catalog-modern-filter-group {
    padding: 0 22px 22px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #ece5dc;
}

.catalog-modern-filter-group:last-of-type {
    margin-bottom: 24px;
}

.catalog-modern-filter-group h3 {
    margin: 0 0 14px;
    color: #4f5763;
    font-size: 0.98rem;
    font-weight: 700;
}

.catalog-modern-check-list {
    display: grid;
    gap: 12px;
}

.catalog-modern-check {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #273444;
}

.catalog-modern-check input {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: #102a56;
}

.catalog-modern-range-wrap {
    display: grid;
    gap: 12px;
}

.catalog-modern-range-wrap input[type="range"] {
    width: 100%;
    accent-color: #ff9300;
}

.catalog-modern-range-values {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: #6f675e;
    font-size: 0.92rem;
}

.catalog-modern-range-values strong {
    color: #102a56;
}

.catalog-modern-apply {
    min-height: 48px;
    border-radius: 12px;
    background: #102a56;
    border-color: #102a56;
}

.catalog-modern-main {
    min-width: 0;
}

.catalog-modern-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    padding-bottom: 18px;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd7ce;
}

.catalog-modern-header h1 {
    margin: 0;
    color: #102a56;
    font-size: clamp(2.4rem, 4vw, 4rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
}

.catalog-modern-header p {
    margin: 10px 0 0;
    color: #6e685f;
    line-height: 1.7;
}

.catalog-modern-controls {
    display: grid;
    gap: 12px;
    min-width: min(100%, 360px);
}

.catalog-modern-search {
    position: relative;
    display: block;
}

.catalog-modern-search span {
    position: absolute;
    top: 50%;
    left: 16px;
    transform: translateY(-50%);
    color: #7a7167;
}

.catalog-modern-search input,
.catalog-modern-sort select {
    width: 100%;
    height: 48px;
    border: 1px solid #d9d2c8;
    border-radius: 14px;
    background: #fff;
    color: #24364d;
}

.catalog-modern-search input {
    padding: 0 16px 0 44px;
}

.catalog-modern-sort {
    display: grid;
    gap: 8px;
    color: #5f5c58;
    font-size: 0.94rem;
}

.catalog-modern-sort select {
    padding: 0 16px;
}

.catalog-modern-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 22px;
}

.catalog-modern-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 147, 0, 0.12);
    color: #b75a00;
    font-size: 0.9rem;
    font-weight: 700;
}

.catalog-modern-grid.course-grid {
    gap: 18px;
}

.catalog-modern-empty-state {
    grid-column: 1 / -1;
}

.catalog-card-modern {
    display: grid;
    grid-template-rows: auto 1fr auto;
    overflow: hidden;
    border: 1px solid #d7d9df;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 18px 36px rgba(37, 47, 66, 0.08);
}

.catalog-card-media {
    position: relative;
}

.catalog-card-modern .catalog-card-visual {
    height: 154px;
    border-bottom: 1px solid #e4e8ef;
}

.catalog-card-pills {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
    pointer-events: none;
}

.catalog-card-pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(235, 240, 248, 0.95);
    color: #24364d;
    font-size: 0.8rem;
    font-weight: 700;
}

.catalog-card-pill-accent {
    margin-left: auto;
    background: rgba(253, 232, 214, 0.96);
    color: #ab5a10;
}

.catalog-card-modern .catalog-card-body {
    padding: 16px 14px 10px;
}

.catalog-card-modern h3 {
    margin: 0;
    min-height: 74px;
    color: #102a56;
    font-size: 1.05rem;
    line-height: 1.28;
    letter-spacing: -0.02em;
}

.catalog-card-modern .catalog-card-title-link {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.catalog-card-instructor {
    margin: 12px 0 10px;
    color: #66655f;
    font-size: 0.95rem;
}

.catalog-card-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 10px;
    border-top: 1px solid #ece7df;
    color: #2e3440;
    font-size: 0.9rem;
}

.catalog-card-modern .card-excerpt {
    margin-top: 12px;
    font-size: 0.9rem;
}

.catalog-card-modern .catalog-card-footer {
    align-items: end;
    padding: 12px 14px 14px;
    border-top: 1px solid #ece7df;
}

.catalog-card-price-block strong {
    color: #a84e00;
    font-size: 1.05rem;
    font-weight: 800;
}

.catalog-card-price-block small {
    display: block;
    margin-top: 6px;
    color: #7a746d;
}

.catalog-card-modern .catalog-card-actions {
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.icon-button-primary {
    min-width: 138px;
    padding: 0 18px;
    border-color: #1d2735;
    color: #1d2735;
}

.catalog-card-owned {
    color: #15724f;
    font-size: 0.82rem;
    font-weight: 700;
}

.catalog-modern-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
    padding-top: 26px;
    border-top: 1px solid #ddd7ce;
}

.catalog-modern-page-link,
.catalog-modern-page-arrow {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #1d2735;
}

.catalog-modern-page-link.is-active {
    background: #ff960f;
    color: #fff;
}

.catalog-modern-page-arrow.is-disabled {
    opacity: 0.4;
    pointer-events: none;
}

.catalog-modern-page-dots {
    color: #736c65;
}

@media (max-width: 1200px) {
    .catalog-modern-layout {
        grid-template-columns: 1fr;
    }

    .catalog-modern-sidebar {
        position: static;
    }

    .catalog-modern-filter-card {
        padding: 0;
        border-right: 0;
    }
}

@media (max-width: 980px) {
    .catalog-modern-header {
        flex-direction: column;
        align-items: stretch;
    }

    .catalog-modern-controls {
        min-width: 0;
    }
}

@media (max-width: 720px) {
    .catalog-modern-page {
        padding: 16px 0 44px;
    }

    .catalog-modern-layout {
        gap: 22px;
    }

    .catalog-modern-header h1 {
        font-size: 2.35rem;
    }

    .catalog-modern-grid.course-grid {
        grid-template-columns: 1fr;
    }

    .catalog-card-modern .catalog-card-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .catalog-card-modern .catalog-card-actions {
        align-items: stretch;
    }

    .icon-button-primary {
        width: 100%;
    }
}

body,
.page-shell,
.student-panel-section,
.auth-section,
.cart-section,
.blog-section,
.blog-detail-section,
.learning-player-page {
    color: var(--text);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Space Grotesk', sans-serif;
    color: #102a56;
    letter-spacing: -0.03em;
}

input,
select,
textarea {
    border-color: var(--line);
    color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
    outline: 0;
    border-color: rgba(255, 138, 0, 0.5);
    box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.12);
}

.site-header {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(232, 223, 210, 0.9);
}

.mobile-header-icon,
.cart-button,
.cart-button-inline,
.mobile-cart-button strong,
.mobile-header-panel,
.mobile-header-search input,
.mobile-header-links a,
.mobile-header-categories a,
.header-search input {
    border-color: #e8dfd2;
}

.mobile-header-icon,
.cart-button,
.mobile-header-panel,
.mobile-header-search input,
.mobile-header-links a,
.mobile-header-categories a,
.header-search input {
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 18px 38px rgba(28, 36, 52, 0.07);
}

.header-search input,
.mobile-header-search input {
    border-radius: 999px;
}

.button {
    border-radius: 999px;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    color: #fff;
    box-shadow: 0 16px 34px rgba(255, 125, 0, 0.18);
}

.button:hover {
    filter: brightness(1.02);
}

.button-outline {
    background: rgba(255, 255, 255, 0.92);
    color: #102a56;
    border: 1px solid #d8d7d2;
    box-shadow: none;
}

.button-dark {
    background: linear-gradient(135deg, #112848, #183866);
    color: #fff;
}

.flash {
    border-radius: 18px;
    border-color: #e5dccf;
    box-shadow: 0 16px 32px rgba(28, 36, 52, 0.06);
}

.flash-success {
    background: linear-gradient(180deg, #f1fbf3, #e7f5ea);
    color: #28583a;
}

.flash-error {
    background: linear-gradient(180deg, #fff8f4, #fff0e7);
    color: #8f4e16;
}

.section-label,
.eyebrow,
.admin-code,
.helper-link,
.table-link,
.blog-side-list a,
.summary-item strong,
.summary-row strong {
    color: #102a56;
}

.eyebrow {
    color: #c46d19;
}

.section-head h1,
.admin-toolbar h1,
.blog-detail-card h1,
.learning-sidebar-head h1,
.learning-content-copy h2 {
    color: #102a56;
}

.filter-card,
.catalog-card,
.auth-card,
.admin-table-wrap,
.admin-stat-box,
.summary-card,
.student-panel-card,
.student-side-card,
.student-course-card,
.blog-card,
.blog-detail-card,
.blog-side-card,
.admin-form-card,
.learning-sidebar,
.learning-stage-topbar,
.learning-stage-panel,
.lesson-module-card,
.question-stepper,
.question-lock-card,
.detail-panel {
    border-color: #e8dfd2;
    border-radius: 22px;
    box-shadow: 0 22px 50px rgba(28, 36, 52, 0.08);
}

.auth-card,
.summary-card,
.student-panel-card,
.student-side-card,
.admin-form-card,
.detail-panel,
.question-lock-card,
.blog-side-card {
    background: rgba(255, 255, 255, 0.92);
}

.empty-state {
    padding: 28px;
    border: 1px dashed #d8cfc2;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.72);
    color: #6f675f;
}

.summary-row,
.summary-item,
.student-side-list div,
.admin-table th,
.admin-table td,
.catalog-card-footer,
.lesson-item,
.question-option-row {
    border-color: #eee5da;
}

.mini-pill {
    background: rgba(16, 42, 86, 0.08);
    color: #102a56;
}

.status-pill {
    background: rgba(14, 116, 72, 0.1);
    color: #25684a;
}

.status-pill-draft {
    background: rgba(82, 95, 114, 0.1);
    color: #526072;
}

.status-pill-review {
    background: rgba(255, 183, 77, 0.18);
    color: #9c6214;
}

.status-pill-published {
    background: rgba(24, 133, 84, 0.12);
    color: #236847;
}

.status-pill-archived {
    background: rgba(116, 89, 173, 0.1);
    color: #6f5d9f;
}

.auth-card {
    width: min(100%, 520px);
    padding: 38px;
}

.auth-card input,
.admin-form-grid input,
.admin-form-grid select,
.admin-form-grid textarea,
.inline-role-form select,
.inline-status-form select {
    border-radius: 16px;
    border-color: #e8dfd2;
    background: #fffdfa;
}

.student-panel-section,
.auth-section,
.cart-section,
.blog-section,
.blog-detail-section {
    padding-top: 34px;
}

.summary-card,
.student-side-card,
.student-panel-card,
.admin-form-card {
    padding: 26px;
}

.blog-card,
.blog-detail-card,
.blog-side-card {
    background: rgba(255, 255, 255, 0.92);
}

.blog-card-image,
.blog-detail-image {
    border-bottom: 1px solid #eee5da;
}

.blog-card-image-fallback {
    background: linear-gradient(135deg, #102a56, #1b466f);
    color: #fff;
}

.learning-player-page {
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.08), transparent 20%),
        linear-gradient(180deg, #fcfaf6 0%, #f4f0e9 100%);
}

.student-player-body {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.08), transparent 20%),
        linear-gradient(180deg, #fcfaf6 0%, #f4f0e9 100%);
    color: var(--text);
    overflow: hidden;
}

.student-player-shell {
    min-height: 100vh;
}

.student-player-topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.88);
    border-bottom: 1px solid #e8dfd2;
    backdrop-filter: blur(14px);
}

.student-player-topbar-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.student-player-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.student-player-brand-mark {
    width: 40px;
    height: 40px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
}

.student-player-brand-copy {
    display: grid;
    gap: 2px;
}

.student-player-brand-copy strong {
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
    line-height: 1;
}

.student-player-brand-copy small {
    color: #736d65;
}

.student-player-topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.student-player-user {
    color: #102a56;
    font-weight: 700;
}

.student-player-main {
    display: block;
}

.learning-player-page-shell {
    width: min(100%, calc(100vw - 24px));
    margin: 0 auto;
    padding: 0 12px;
    height: calc(100vh - 96px);
}

.learning-player-page {
    padding: 10px 0;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.12), transparent 22%),
        radial-gradient(circle at top right, rgba(16, 42, 86, 0.08), transparent 26%),
        linear-gradient(180deg, #fbf8f3 0%, #f2eee7 100%);
}

.learning-player-shell {
    grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
    height: 100%;
    overflow: hidden;
}

.learning-sidebar {
    background: linear-gradient(180deg, #10213e 0%, #17345f 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 28px 64px rgba(10, 25, 48, 0.28);
    color: #edf2ff;
    top: 92px;
    max-height: none;
    height: 100%;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
}

.learning-sidebar-head {
    padding: 20px 18px 16px;
    background:
        radial-gradient(circle at top right, rgba(255, 176, 74, 0.16), transparent 34%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.learning-sidebar-head .section-label {
    color: rgba(255, 217, 164, 0.96);
}

.learning-sidebar-head h1 {
    margin: 0;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.12rem;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.learning-sidebar-head p {
    color: rgba(230, 236, 250, 0.78);
}

.learning-sidebar-head-compact {
    padding-bottom: 18px;
}

.learning-sidebar-head-compact h1 {
    margin: 0;
    font-size: 1.08rem;
    line-height: 1.35;
}

.learning-sidebar-groups {
    gap: 10px;
    padding: 12px;
    overflow: auto;
    min-height: 0;
}

.learning-sidebar-group {
    gap: 8px;
    padding: 10px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.learning-sidebar-group-head strong {
    color: #dbe6ff;
    font-size: 0.84rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.learning-sidebar-group-head span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(231, 237, 250, 0.82);
    font-weight: 700;
}

.learning-sidebar-item {
    grid-template-columns: 10px minmax(0, 1fr) auto;
    padding: 12px 12px 12px 10px;
    border-radius: 16px;
    border-color: rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.1);
    color: #f7f9ff;
    gap: 10px;
}

.learning-sidebar-item:hover {
    border-color: rgba(255, 186, 112, 0.45);
    box-shadow: 0 14px 30px rgba(9, 18, 34, 0.24);
    transform: translateY(-1px);
}

.learning-sidebar-item.is-active {
    border-color: rgba(255, 186, 112, 0.48);
    background: linear-gradient(135deg, rgba(255, 178, 83, 0.24), rgba(255, 255, 255, 0.18));
    box-shadow: 0 16px 36px rgba(6, 15, 29, 0.28);
}

.learning-sidebar-item.is-locked {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
}

.learning-sidebar-item-copy strong {
    color: #ffffff;
    font-size: 0.92rem;
    font-weight: 700;
}

.learning-sidebar-item-copy span,
.learning-sidebar-item-state {
    color: rgba(232, 239, 255, 0.96);
    font-size: 0.8rem;
}

.learning-sidebar-item-state {
    white-space: nowrap;
    padding-left: 8px;
    color: #ffd696;
    font-weight: 700;
}

.learning-sidebar-item.is-locked .learning-sidebar-item-copy strong {
    color: rgba(255, 255, 255, 0.82);
}

.learning-sidebar-item.is-locked .learning-sidebar-item-copy span {
    color: rgba(222, 231, 248, 0.78);
}

.learning-sidebar-item.is-locked .learning-sidebar-item-state {
    color: rgba(222, 231, 248, 0.74);
}

.learning-sidebar-item-dot {
    background: rgba(255, 255, 255, 0.2);
}

.learning-sidebar-item-dot.is-ready {
    background: #ffbb63;
}

.learning-sidebar-item-dot.is-completed {
    background: #6cd49a;
}

.learning-sidebar-list {
    display: grid;
    gap: 8px;
}

.learning-sidebar-sublist {
    margin: -2px 0 6px 22px;
    display: grid;
    gap: 6px;
}

.learning-sidebar-subitem {
    display: grid;
    grid-template-columns: 8px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: #edf3ff;
    text-align: left;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.learning-sidebar-subitem:hover {
    border-color: rgba(126, 162, 228, 0.55);
    background: rgba(126, 162, 228, 0.12);
}

.learning-sidebar-subitem.is-active {
    border-color: rgba(126, 162, 228, 0.68);
    background: rgba(126, 162, 228, 0.16);
}

.learning-sidebar-subitem.is-completed {
    border-color: rgba(108, 212, 154, 0.42);
    background: rgba(108, 212, 154, 0.1);
}

.learning-sidebar-subitem.is-locked {
    opacity: 0.72;
}

.learning-sidebar-subitem-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #7ea2e4;
    box-shadow: 0 0 0 4px rgba(126, 162, 228, 0.14);
}

.learning-sidebar-subitem.is-completed .learning-sidebar-subitem-dot {
    background: #6cd49a;
    box-shadow: 0 0 0 4px rgba(108, 212, 154, 0.16);
}

.learning-sidebar-subitem-copy {
    color: #edf3ff;
    font-size: 0.82rem;
    line-height: 1.35;
}

.learning-stage {
    gap: 20px;
    min-width: 0;
    height: 100%;
    min-height: 0;
}

.learning-stage > .learning-stage-panel {
    margin-top: 0;
}

.learning-stage-topbar {
    padding: 0;
    overflow: hidden;
    background:
        radial-gradient(circle at top left, rgba(255, 183, 96, 0.16), transparent 22%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(250, 246, 239, 0.92));
    border-color: #eadfce;
}

.learning-stage-topbar .button.button-outline.button-xxs {
    width: fit-content;
}

.learning-stage-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(260px, 320px);
    gap: 18px;
    padding: 24px;
    align-items: stretch;
}

.learning-stage-hero-copy {
    display: grid;
    gap: 16px;
}

.learning-stage-eyebrow {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(16, 42, 86, 0.08);
    color: #102a56;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.learning-stage-topbar-copy strong {
    display: block;
    margin-top: 10px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 3vw, 3rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
}

.learning-stage-topbar-copy span:last-child {
    display: block;
    margin-top: 10px;
    color: #5d6778;
    font-size: 1.02rem;
}

.learning-stage-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.learning-stage-pill {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid rgba(16, 42, 86, 0.08);
    background: rgba(255, 255, 255, 0.76);
    color: #33415f;
    font-size: 0.9rem;
    font-weight: 600;
}

.learning-stage-progress {
    display: grid;
    gap: 8px;
}

.learning-stage-progress small {
    color: #697487;
}

.learning-stage-progress-track {
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(16, 42, 86, 0.08);
}

.learning-stage-progress-track span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #102a56 0%, #ff9e32 100%);
    box-shadow: 0 8px 20px rgba(255, 158, 50, 0.28);
}

.learning-stage-stats {
    display: grid;
    gap: 12px;
}

.learning-stage-stat {
    display: grid;
    gap: 6px;
    padding: 18px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(16, 42, 86, 0.08);
    box-shadow: 0 18px 36px rgba(16, 42, 86, 0.08);
}

.learning-stage-stat span {
    color: #6c7687;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.learning-stage-stat strong {
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.28rem;
    line-height: 1.15;
}

.learning-stage-stat small {
    color: #6f7a8d;
    line-height: 1.5;
}

.learning-stage-panel {
    padding: 14px;
    background: rgba(255, 255, 255, 0.95);
    border-color: #eadfce;
    min-width: 0;
    height: 100%;
    overflow: hidden;
}

.learning-content-card {
    gap: 10px;
}

.learning-content-meta {
    gap: 8px;
}

.learning-content-kicker,
.mini-pill {
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
}

.learning-content-kicker {
    background: rgba(16, 42, 86, 0.08);
}

.mini-pill {
    display: inline-flex;
    align-items: center;
    border: 1px solid rgba(16, 42, 86, 0.08);
    background: #fff;
    color: #4f5f7d;
    font-size: 0.88rem;
    font-weight: 700;
}

.learning-content-main {
    grid-template-columns: minmax(260px, 0.56fr) minmax(0, 1.44fr);
    gap: 22px;
    align-items: start;
}

[data-learning-lesson-card] .learning-content-main {
    grid-template-columns: 1fr;
    gap: 18px;
}

[data-learning-lesson-card] .learning-content-copy {
    max-width: none;
}

[data-learning-lesson-card] .learning-content-copy h2 {
    margin-bottom: 8px;
}

[data-learning-lesson-card] .learning-content-actions {
    margin-top: 14px;
}

[data-learning-lesson-card] .learning-status-box {
    margin-top: 12px;
}

[data-learning-lesson-card] .learning-content-visual {
    width: 100%;
}

[data-learning-lesson-card] .learning-video-playlist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.learning-note-layout {
    grid-template-columns: minmax(260px, 0.56fr) minmax(0, 1.44fr);
    gap: 22px;
    align-items: start;
}

.learning-note-card {
    height: 100%;
    min-height: 0;
    grid-template-rows: auto minmax(0, 1fr);
    padding: 0;
    overflow: hidden;
}

.learning-note-card:has(> .learning-status-box) {
    grid-template-rows: auto auto minmax(0, 1fr);
}

.learning-note-card > .learning-status-box {
    margin: 0;
    border-width: 0 0 1px;
    border-radius: 0;
    background: #fffdf9;
}

.learning-stage-panel:has(.learning-note-card) {
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 10px;
}

.learning-stage-panel:has(.learning-note-card) .learning-stage-nav {
    margin-top: 0;
    padding-top: 10px;
}

.learning-note-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 12px 18px;
    border-bottom: 1px solid #eadfce;
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.12), transparent 26%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(250, 246, 239, 0.94));
}

.learning-note-title {
    display: grid;
    gap: 2px;
}

.learning-note-title > span {
    color: #f08b25;
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.learning-note-title h2 {
    margin: 0;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.15rem, 1.35vw, 1.6rem);
    line-height: 1.1;
}

.learning-note-title p {
    margin: 0;
    color: #657083;
    font-size: 0.84rem;
}

.learning-note-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
}

.learning-note-card .learning-note-layout {
    grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
    gap: 0;
    align-items: stretch;
    height: 100%;
    min-height: 0;
    overflow: hidden;
}

.learning-note-card .learning-note-layout:not(:has(.learning-note-side)) {
    grid-template-columns: 1fr;
}

.learning-note-side {
    display: grid;
    align-content: start;
    gap: 12px;
    min-height: 0;
    padding: 16px;
    border-right: 1px solid #eadfce;
    background: #fffaf3;
}

.learning-note-list {
    display: grid;
    gap: 8px;
}

.learning-note-list > strong {
    color: #102a56;
    font-size: 0.86rem;
}

.learning-note-list-item,
.learning-note-info {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #eadfce;
    border-radius: 16px;
    background: #fff;
    color: #102a56;
    text-align: left;
}

.learning-note-list-item {
    display: grid;
    gap: 3px;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.learning-note-list-item:hover,
.learning-note-list-item.is-active {
    border-color: rgba(255, 138, 0, 0.42);
    box-shadow: 0 12px 24px rgba(16, 42, 86, 0.08);
    transform: translateY(-1px);
}

.learning-note-list-item.is-active {
    background: rgba(255, 138, 0, 0.08);
}

.learning-note-list-item span,
.learning-note-info strong {
    font-weight: 800;
}

.learning-note-list-item small,
.learning-note-info span {
    color: #697487;
    font-size: 0.82rem;
}

.learning-note-info {
    display: grid;
    gap: 4px;
}

.learning-content-copy h2 {
    margin-bottom: 12px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.7rem, 2.5vw, 2.9rem);
    line-height: 1.02;
    letter-spacing: -0.06em;
}

.learning-content-copy p {
    max-width: 42ch;
    color: #657083;
    font-size: 0.98rem;
}

.learning-content-actions {
    margin-top: 22px;
}

.learning-status-box {
    margin-top: 10px;
    padding: 10px 14px;
    border-radius: 20px;
    border: 1px solid #ebdfd1;
    background: linear-gradient(180deg, #fffdf9 0%, #f8f4ee 100%);
    color: #5b6778;
}

.learning-content-visual {
    order: 0;
    min-width: 0;
}

.learning-video-playlist {
    gap: 8px;
    margin-bottom: 10px;
}

.learning-video-playlist-item {
    padding: 10px 12px;
    border-radius: 16px;
    border-color: #e6ddd1;
    background: linear-gradient(180deg, #fff 0%, #fbf7f1 100%);
}

.learning-video-playlist-item.is-active {
    border-color: rgba(255, 158, 50, 0.45);
    background: linear-gradient(135deg, rgba(255, 158, 50, 0.12), rgba(255, 255, 255, 0.92));
}

.learning-video-playlist-item.is-completed {
    border-color: rgba(108, 212, 154, 0.42);
}

.learning-video-shell,
.learning-note-preview {
    border-color: #d8e0ef;
    box-shadow: 0 28px 56px rgba(16, 42, 86, 0.12);
    width: 100%;
}

.learning-note-card .learning-note-preview {
    height: 100%;
    min-height: 0;
    border: 0;
    border-radius: 0;
    background:
        radial-gradient(circle at top, rgba(255, 255, 255, 0.06), transparent 30%),
        #2f2f2f;
    box-shadow: none;
    overflow: hidden;
}

.learning-note-card .learning-note-frame {
    min-height: 0;
    height: 100%;
    background: #2f2f2f;
    overflow: auto;
}

.learning-video-shell {
    aspect-ratio: 16 / 9;
    min-height: 0;
    max-height: min(58vh, 520px);
}

.learning-video-placeholder {
    min-height: 0;
    aspect-ratio: 16 / 9;
    max-height: min(58vh, 520px);
    background:
        radial-gradient(circle at top left, rgba(255, 178, 83, 0.22), transparent 24%),
        linear-gradient(180deg, #0f1728 0%, #18243a 100%);
}

.learning-quiz-intro {
    background:
        radial-gradient(circle at top right, rgba(255, 178, 83, 0.16), transparent 24%),
        linear-gradient(180deg, #0f1728 0%, #15233b 100%);
}

.learning-quiz-intro-card {
    width: min(100%, 560px);
    padding: 30px;
    background: rgba(19, 28, 49, 0.9);
    border-color: rgba(255, 186, 112, 0.22);
}

.learning-stage-nav {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #eee4d7;
}

.learning-certificate-card {
    border-radius: 24px;
    border: 1px solid #ebdfd1;
    background:
        radial-gradient(circle at top left, rgba(255, 178, 83, 0.12), transparent 24%),
        linear-gradient(180deg, #fffdfa 0%, #f8f3eb 100%);
    box-shadow: 0 20px 44px rgba(16, 42, 86, 0.08);
}

.learning-stage-panel-static {
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0;
}

.learning-sidebar,
.learning-stage-topbar,
.learning-stage-panel,
.learning-content-card,
.learning-quiz-intro-card,
.learning-sidebar-group,
.learning-video-shell,
.learning-note-preview,
.lesson-player-shell,
.question-card,
.question-complete-card {
    border-radius: 22px;
}

.learning-sidebar,
.learning-stage-topbar,
.learning-stage-panel,
.learning-content-card,
.learning-quiz-intro-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid #e8dfd2;
    box-shadow: 0 22px 50px rgba(28, 36, 52, 0.08);
}

.learning-sidebar-item.is-active,
.lesson-item.is-active,
.question-option-row.is-selected {
    border-color: rgba(255, 138, 0, 0.45);
    background: rgba(255, 138, 0, 0.08);
}

.question-option-row:hover {
    border-color: rgba(255, 138, 0, 0.35);
    background: rgba(255, 138, 0, 0.04);
}

.admin-body {
    background:
        radial-gradient(circle at top left, rgba(255, 166, 0, 0.07), transparent 18%),
        linear-gradient(180deg, #f9f6f0 0%, #f3f5fb 100%);
    color: var(--text);
}

.admin-sidebar {
    background: linear-gradient(180deg, #0f213f, #16345f);
    color: rgba(255, 255, 255, 0.82);
    box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.06);
}

.admin-brand {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.admin-brand-logo {
    background: linear-gradient(135deg, #ffa42f, #ff7d00);
}

.admin-nav a {
    border-left: 0;
    border-radius: 0 18px 18px 0;
    margin-right: 14px;
}

.admin-nav a.active,
.admin-nav a:hover {
    background: linear-gradient(135deg, rgba(255, 164, 47, 0.18), rgba(255, 125, 0, 0.22));
    color: #fff;
}

.admin-topbar {
    height: 72px;
    padding: 0 28px;
    background: rgba(255, 255, 255, 0.84);
    color: #102a56;
    border-bottom: 1px solid #e8dfd2;
    backdrop-filter: blur(14px);
}

.admin-stat-box,
.admin-form-card,
.admin-table-wrap {
    background: rgba(255, 255, 255, 0.92);
}

.admin-stat-box strong,
.admin-price,
.student-course-card h3,
.student-side-card h3,
.summary-card h3,
.auth-title,
.blog-card h2,
.home-program-card h3,
.catalog-card-modern h3 {
    color: #102a56;
}

.admin-table th {
    background: #f9f4ec;
    color: #615a54;
}

.pagination-link,
.pagination-meta {
    border-color: #e8dfd2;
    background: rgba(255, 255, 255, 0.92);
}

.pagination-link,
.catalog-modern-page-link,
.catalog-modern-page-arrow {
    color: #102a56;
}

.pagination-link:hover,
.catalog-modern-page-link:hover,
.catalog-modern-page-arrow:hover {
    background: rgba(255, 138, 0, 0.08);
}

.site-footer {
    background: linear-gradient(180deg, #102a56, #0f2547);
}

.footer-bottom-bar {
    background: #0a1930;
}

@media (max-width: 980px) {
    .student-player-body {
        overflow: auto;
    }

    .learning-player-page-shell {
        width: 100%;
        padding: 0 10px;
        height: auto;
    }

    .learning-stage-hero,
    .learning-content-main,
    .learning-note-layout {
        grid-template-columns: 1fr;
    }

    .learning-stage-stats {
        grid-template-columns: 1fr;
    }

    .learning-sidebar {
        height: auto;
    }

    .learning-sidebar-groups {
        max-height: none;
    }

    .learning-note-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .learning-note-actions {
        flex-wrap: wrap;
    }

    .learning-note-card {
        height: auto;
    }

    .learning-note-card .learning-note-layout {
        grid-template-columns: 1fr;
    }

    .learning-note-side {
        border-right: 0;
        border-bottom: 1px solid #eadfce;
    }

    .learning-note-card .learning-note-preview {
        height: 70vh;
        min-height: 420px;
    }

    .learning-player-shell,
    .learning-stage,
    .learning-stage-panel {
        height: auto;
        overflow: visible;
    }

    .learning-stage-topbar-copy strong {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
    }

    [data-learning-lesson-card] .learning-video-playlist {
        grid-template-columns: 1fr;
    }

    .learning-video-shell,
    .learning-video-placeholder {
        min-height: 0;
        max-height: none;
    }

    .admin-shell {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        display: none;
    }

    .admin-topbar {
        height: auto;
        min-height: 72px;
        align-items: stretch;
        justify-content: flex-start;
        flex-direction: column;
        gap: 14px;
        padding: 14px 16px;
    }

    .admin-mobile-nav-shell {
        display: block;
    }

    .admin-topbar-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .admin-main {
        padding: 16px 16px 24px;
        display: grid;
        gap: 16px;
    }

    .admin-toolbar-actions {
        width: 100%;
    }

    .admin-toolbar {
        margin-bottom: 0;
        padding: 18px;
        border: 1px solid #e9e0d4;
        border-radius: 24px;
        background:
            radial-gradient(circle at top right, rgba(255, 166, 0, 0.12), transparent 26%),
            rgba(255, 255, 255, 0.94);
        box-shadow: 0 20px 40px rgba(16, 42, 86, 0.08);
    }

    .admin-toolbar-actions {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
    }

    .admin-toolbar-actions .button {
        width: 100%;
        justify-content: center;
    }

    .admin-stats,
    .admin-stats-4,
    .admin-stats-5,
    .admin-stats-6 {
        display: grid;
        grid-auto-flow: column;
        grid-auto-columns: minmax(180px, 62vw);
        grid-template-columns: none;
        overflow-x: auto;
        gap: 12px;
        margin-bottom: 0;
        padding-bottom: 6px;
        scroll-snap-type: x proximity;
        -webkit-overflow-scrolling: touch;
    }

    .admin-stat-box {
        min-height: 128px;
        scroll-snap-align: start;
    }

    .admin-filter-row,
    .admin-filter-row-wide,
    .admin-filter-row-users,
    .admin-notification-filter {
        margin-bottom: 0;
        padding: 16px;
        border: 1px solid #e9e0d4;
        border-radius: 24px;
        background: rgba(255, 255, 255, 0.94);
        box-shadow: 0 18px 36px rgba(16, 42, 86, 0.06);
    }

    .admin-table-wrap {
        margin-bottom: 0;
        border-radius: 24px;
        box-shadow: 0 18px 36px rgba(16, 42, 86, 0.06);
    }

    .admin-pagination {
        margin-top: 0;
    }
}

@media (max-width: 720px) {
    .learning-player-page-shell {
        padding: 0 8px;
    }

    .learning-player-page {
        padding-top: 22px;
    }

    .learning-stage-hero,
    .learning-stage-panel,
    .learning-sidebar-head,
    .learning-sidebar-groups,
    .learning-sidebar-group {
        padding: 18px;
    }

    .learning-sidebar-progress-stats {
        grid-template-columns: 1fr;
    }

    .learning-stage-stat {
        padding: 16px;
    }

    .learning-stage-pill-row {
        gap: 8px;
    }

    .learning-video-shell,
    .learning-video-placeholder {
        min-height: 0;
        max-height: none;
    }

    .learning-note-card .learning-note-preview {
        min-height: 320px;
    }

    .auth-card,
    .summary-card,
    .student-panel-card,
    .student-side-card,
    .admin-form-card,
    .blog-side-card {
        padding: 20px;
        border-radius: 18px;
    }

    .button,
    .button-xs,
    .button-xxs {
        border-radius: 999px;
    }

    .auth-actions,
    .student-head-actions {
        align-items: stretch;
    }

    .student-player-topbar-inner,
    .student-player-topbar-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .student-player-user {
        text-align: center;
    }

    .newsletter-modal-card {
        padding: 24px 20px;
        border-radius: 24px;
    }

    .newsletter-modal-actions .button {
        width: 100%;
    }

    .newsletter-admin-head,
    .newsletter-admin-audience-grid,
    .newsletter-admin-filters {
        grid-template-columns: 1fr;
    }

    .newsletter-list-head,
    .newsletter-editor-toolbar,
    .rich-editor-toolbar,
    .rich-editor-meta {
        align-items: stretch;
        flex-direction: column;
    }

    .student-interest-grid {
        grid-template-columns: 1fr;
    }

    .student-panel-section {
        padding: 26px 0 48px;
    }

    .student-panel-tabs {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .student-panel-tab {
        padding: 13px 14px;
    }

    .student-panel-card-head h2,
    .student-side-card h3 {
        font-size: 1.22rem;
    }

    .student-list-card,
    .student-personalized-item {
        padding: 16px;
    }

    .student-course-meta,
    .student-course-info,
    .student-course-actions {
        gap: 8px;
    }

    .student-side-list div {
        align-items: flex-start;
    }

    .student-side-list strong {
        width: 100%;
        text-align: left;
        word-break: break-word;
    }

    .student-settings-grid {
        grid-template-columns: 1fr;
    }

    .student-settings-card-head {
        display: grid;
        gap: 14px;
    }

    .student-settings-fixed-mail {
        min-width: 0;
    }

    .student-avatar-settings,
    .student-profile-head {
        grid-template-columns: 1fr;
    }

    .student-avatar-preview,
    .student-profile-avatar {
        margin: 0 auto;
    }

    .student-profile-head {
        justify-items: center;
        text-align: center;
    }

    .student-address-overview {
        grid-template-columns: 1fr;
    }
}

.student-certificate-card {
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, 360px);
    align-items: stretch;
    background:
        radial-gradient(circle at top left, rgba(255, 153, 47, 0.12), transparent 26%),
        linear-gradient(135deg, rgba(255, 138, 0, 0.08), rgba(16, 42, 86, 0.02)),
        rgba(255, 255, 255, 0.96);
}

.student-certificate-body {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 18px;
    padding: 28px;
}

.student-certificate-copy {
    max-width: 680px;
}

.student-certificate-details {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.student-certificate-details div {
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid rgba(16, 42, 86, 0.08);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 253, 0.96));
}

.student-certificate-details span {
    display: block;
    margin-bottom: 8px;
    color: #637998;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.student-certificate-details strong {
    color: #102a56;
    font-size: 1rem;
    line-height: 1.45;
}

.student-certificate-visual {
    position: relative;
    min-height: 100%;
    padding: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top right, rgba(255, 169, 63, 0.22), transparent 34%),
        linear-gradient(160deg, #17345f 0%, #102a56 56%, #244a7b 100%);
}

.student-certificate-visual::before,
.student-certificate-visual::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.16);
}

.student-certificate-visual::before {
    width: 220px;
    height: 220px;
    top: -78px;
    right: -62px;
}

.student-certificate-visual::after {
    width: 170px;
    height: 170px;
    bottom: -52px;
    left: -42px;
}

.student-certificate-preview {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 24px 22px;
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(244, 247, 252, 0.92));
    box-shadow: 0 24px 48px rgba(5, 16, 34, 0.2);
}

.student-certificate-preview-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(16, 42, 86, 0.08);
    color: #355781;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.student-certificate-preview strong {
    display: block;
    margin-top: 18px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.45rem;
}

.student-certificate-preview h4 {
    margin: 14px 0 10px;
    color: #17345f;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.28rem;
    line-height: 1.25;
}

.student-certificate-preview p {
    margin: 0;
    color: #5f7391;
    line-height: 1.6;
}

.student-certificate-preview-meta {
    margin-top: 20px;
    padding-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: 1px solid rgba(16, 42, 86, 0.1);
}

.student-certificate-preview-meta span {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    max-width: 100%;
    padding: 8px 12px;
    border-radius: 999px;
    background: #eef3fb;
    color: #17345f;
    font-size: 0.9rem;
    font-weight: 700;
    word-break: break-word;
}

@media (max-width: 980px) {
    .student-certificate-details {
        grid-template-columns: 1fr;
    }

    .student-certificate-visual {
        min-height: 280px;
    }
}

@media (max-width: 720px) {
    .student-certificate-body {
        padding: 22px;
    }

    .student-certificate-preview {
        padding: 20px 18px;
    }

    .student-certificate-preview h4 {
        font-size: 1.12rem;
    }
}

.learning-certificate-card {
    margin-top: 22px;
    padding: 24px;
    border: 1px solid #e8dfd2;
    border-radius: 22px;
    background:
        linear-gradient(135deg, rgba(255, 138, 0, 0.08), rgba(16, 42, 86, 0.03)),
        #fff;
}

.learning-certificate-card h3,
.certificate-page-head h1,
.certificate-sheet h2,
.certificate-sheet h3 {
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
}

.learning-stage-panel-static {
    display: block;
}

.certificate-page {
    padding: 48px 0 72px;
}

.certificate-page-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}

.certificate-page-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.certificate-sheet {
    padding: 18px;
    border-radius: 30px;
    background: linear-gradient(135deg, #102a56, #173a6a);
    box-shadow: 0 32px 70px rgba(16, 42, 86, 0.18);
}

.certificate-sheet-frame {
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 24px;
    background:
        radial-gradient(circle at top right, rgba(255, 179, 71, 0.24), transparent 28%),
        linear-gradient(180deg, #fffdf8 0%, #f7f1e7 100%);
}

.certificate-sheet-top,
.certificate-sheet-footer,
.certificate-meta-grid {
    display: grid;
    gap: 18px;
}

.certificate-sheet-top {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(16, 42, 86, 0.12);
}

.certificate-sheet-kicker {
    margin: 0 0 10px;
    color: #ff8a00;
    font-weight: 700;
    letter-spacing: 0.18em;
}

.certificate-sheet-top h2 {
    margin: 0;
    font-size: clamp(2rem, 3vw, 3rem);
}

.certificate-sheet-badge {
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(16, 42, 86, 0.08);
    color: #102a56;
    font-weight: 700;
}

.certificate-sheet-body {
    padding: 36px 0;
}

.certificate-sheet-label,
.certificate-meta-grid span,
.certificate-sheet-footer span {
    color: #716d67;
}

.certificate-sheet-body h3 {
    margin: 10px 0 14px;
    font-size: clamp(2rem, 4vw, 3.4rem);
}

.certificate-sheet-copy {
    max-width: 760px;
    font-size: 1.08rem;
    line-height: 1.8;
}

.certificate-meta-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 28px;
}

.certificate-meta-grid div,
.certificate-sheet-footer div {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(16, 42, 86, 0.08);
}

.certificate-meta-grid strong,
.certificate-sheet-footer strong {
    display: block;
    margin-top: 8px;
    color: #102a56;
}

.certificate-sheet-verification {
    margin-top: 28px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 18px;
    align-items: center;
}

.certificate-sheet-verification-copy,
.certificate-sheet-qr {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(16, 42, 86, 0.08);
}

.certificate-sheet-verification-copy strong,
.certificate-sheet-qr strong {
    display: block;
    margin: 8px 0 10px;
    color: #102a56;
}

.certificate-sheet-verification-copy p {
    margin: 0;
    color: #355781;
    word-break: break-all;
}

.certificate-sheet-qr {
    display: grid;
    gap: 10px;
    justify-items: center;
    text-align: center;
}

.certificate-sheet-qr img {
    width: 100%;
    max-width: 180px;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    border-radius: 18px;
    background: #fff;
    padding: 10px;
    box-shadow: inset 0 0 0 1px rgba(16, 42, 86, 0.08);
}

.certificate-sheet-qr span {
    color: #5e6a7c;
    font-size: 0.95rem;
}

.certificate-sheet-footer {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-top: 24px;
    border-top: 1px solid rgba(16, 42, 86, 0.12);
}

.certificate-detail-card {
    margin-top: 24px;
}

.certificate-question-list {
    display: grid;
    gap: 18px;
}

.certificate-question-card {
    padding: 20px;
    border: 1px solid #e8dfd2;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.9);
}

.certificate-question-head,
.certificate-question-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.certificate-question-card h3 {
    margin: 12px 0 14px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
}

.certificate-question-options {
    display: grid;
    gap: 10px;
}

.certificate-question-option {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px;
    align-items: start;
    padding: 12px 14px;
    border: 1px solid #dfe5ef;
    border-radius: 14px;
    background: #fff;
}

.certificate-question-option.is-correct {
    border-color: rgba(34, 139, 34, 0.35);
    background: rgba(34, 139, 34, 0.08);
}

.certificate-question-option.is-selected {
    border-color: rgba(255, 138, 0, 0.4);
}

.certificate-question-explanation {
    margin: 14px 0 0;
    color: #5b5f6b;
}

.certificate-verify-page {
    padding: 52px 0 72px;
}

.certificate-verify-head {
    margin-bottom: 22px;
}

.certificate-verify-head h1 {
    margin: 0 0 12px;
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
}

.certificate-verify-head p {
    max-width: 760px;
    margin: 0;
    color: #5c6d87;
    font-size: 1.04rem;
    line-height: 1.7;
}

.certificate-verify-search-card,
.certificate-verify-result-card {
    margin-top: 24px;
}

.certificate-verify-search-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    align-items: center;
}

.certificate-verify-input {
    width: 100%;
    min-height: 58px;
    padding: 0 18px;
    border: 1px solid #d7dfec;
    border-radius: 18px;
    background: #fff;
    color: #102a56;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.certificate-verify-input:focus {
    outline: none;
    border-color: #ff8a00;
    box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.12);
}

.certificate-verify-search-note {
    margin: 14px 0 0;
    color: #66758b;
    line-height: 1.7;
}

.certificate-verify-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.certificate-verify-status.is-valid {
    background: rgba(34, 139, 34, 0.12);
    color: #1d7f3e;
}

.certificate-verify-status.is-invalid {
    background: rgba(180, 59, 36, 0.1);
    color: #9c3924;
}

.certificate-verify-result-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 24px;
    align-items: start;
}

.certificate-verify-summary .certificate-meta-grid {
    margin-top: 0;
}

.certificate-verify-link-card,
.certificate-verify-qr-card {
    padding: 20px;
    border: 1px solid #e3e8f1;
    border-radius: 22px;
    background: linear-gradient(180deg, #fff, #f8fbff);
}

.certificate-verify-link-card {
    margin-top: 20px;
}

.certificate-verify-link-card span,
.certificate-verify-qr-card span {
    color: #6c7788;
}

.certificate-verify-link-card strong {
    display: block;
    margin-top: 8px;
    color: #102a56;
    word-break: break-all;
}

.certificate-verify-qr-card {
    display: grid;
    gap: 12px;
    justify-items: center;
    text-align: center;
}

.certificate-verify-qr-card img {
    width: 100%;
    max-width: 220px;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    padding: 12px;
    border-radius: 22px;
    background: #fff;
    box-shadow: inset 0 0 0 1px rgba(16, 42, 86, 0.08);
}

.certificate-verify-qr-card strong {
    color: #102a56;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.12rem;
}

@media (max-width: 860px) {
    .certificate-page-head,
    .certificate-sheet-top,
    .certificate-sheet-verification,
    .certificate-meta-grid,
    .certificate-sheet-footer,
    .certificate-verify-result-grid {
        grid-template-columns: 1fr;
    }

    .certificate-page-head {
        display: grid;
    }

    .certificate-sheet-frame {
        padding: 22px;
    }

    .certificate-verify-search-form {
        grid-template-columns: 1fr;
    }
}

@media print {
    .student-player-topbar,
    .certificate-page-head {
        display: none !important;
    }

    .student-player-main,
    .certificate-page,
    .certificate-sheet {
        padding: 0;
        margin: 0;
        background: #fff;
        box-shadow: none;
    }

    .certificate-sheet {
        border-radius: 0;
    }
}

/* Final student player layout overrides. */
@media (min-width: 981px) {
    .student-player-shell {
        height: 100vh;
        min-height: 0;
        overflow: hidden;
    }

    .student-player-main {
        height: calc(100vh - 77px);
        overflow: hidden;
    }

    .learning-player-page {
        height: 100%;
        padding: 20px 0;
        overflow: hidden;
    }

    .learning-player-page-shell,
    .learning-player-shell,
    .learning-stage {
        height: 100%;
        min-height: 0;
        overflow: hidden;
    }

    .learning-sidebar {
        height: 100%;
        max-height: none;
        overflow: hidden;
        display: grid;
        grid-template-rows: auto minmax(0, 1fr);
        background: #fbfaf7;
        border-color: #e6ddd1;
        color: #102a56;
        box-shadow: 0 18px 42px rgba(16, 42, 86, 0.08);
    }

    .learning-sidebar-groups {
        min-height: 0;
        max-height: none;
        overflow-y: auto;
        overscroll-behavior: contain;
    }

    .learning-stage-panel {
        height: 100%;
        min-height: 0;
        overflow: auto;
    }
}

.learning-sidebar-head {
    background: #fffaf2;
    border-bottom-color: #e6ddd1;
}

.learning-sidebar-head h1,
.learning-sidebar-head-compact h1 {
    color: #102a56;
}

.learning-sidebar-group {
    background: #ffffff;
    border-color: #ece2d5;
}

.learning-sidebar-group-head strong {
    color: #4c5665;
}

.learning-sidebar-item {
    background: #ffffff;
    border-color: #e8ded1;
    color: #102a56;
}

.learning-sidebar-item:hover {
    background: #fff8ee;
    border-color: rgba(241, 142, 43, 0.46);
    box-shadow: 0 12px 26px rgba(16, 42, 86, 0.1);
}

.learning-sidebar-item.is-active {
    background: #fff3df;
    border-color: rgba(241, 142, 43, 0.55);
    box-shadow: 0 14px 30px rgba(16, 42, 86, 0.12);
}

.learning-sidebar-item.is-locked {
    background: #f7f4ef;
    border-color: #e8ded1;
}

.learning-sidebar-item-copy strong,
.learning-sidebar-item.is-locked .learning-sidebar-item-copy strong {
    color: #102a56;
}

.learning-sidebar-item-copy span,
.learning-sidebar-item.is-locked .learning-sidebar-item-copy span {
    color: #596678;
}

.learning-sidebar-item-state,
.learning-sidebar-item.is-locked .learning-sidebar-item-state {
    color: #b87421;
}

.learning-sidebar-subitem {
    background: #ffffff;
    border-color: #e8ded1;
    color: #102a56;
}

.learning-sidebar-subitem:hover,
.learning-sidebar-subitem.is-active {
    background: #fff3df;
    border-color: rgba(241, 142, 43, 0.46);
}

.learning-sidebar-subitem-copy {
    color: #33435d;
}

/* Responsive course detail and learning flow refinements. */
.course-modern-hero h1,
.course-modern-module-row strong,
.course-modern-module-row span,
.learning-sidebar-head h1,
.learning-sidebar-item-copy strong,
.learning-sidebar-item-copy span,
.learning-content-copy h2,
.question-card h3 {
    overflow-wrap: anywhere;
}

.course-modern-video-frame,
.course-modern-cover {
    aspect-ratio: 16 / 9;
    height: auto;
}

.course-modern-media-card {
    isolation: isolate;
}

.course-modern-sidebar-card {
    min-width: 0;
}

.learning-stage-panel,
.learning-content-card,
.learning-note-card,
.question-stepper,
.question-card {
    min-width: 0;
}

@media (max-width: 1200px) and (min-width: 861px) {
    .course-modern-sidebar-card {
        grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
        align-items: start;
    }

    .course-modern-media-card,
    .course-modern-purchase-card {
        height: 100%;
    }
}

@media (max-width: 860px) {
    .course-modern-sidebar-card,
    .course-modern-layout,
    .course-review-summary {
        grid-template-columns: 1fr;
    }

    .course-modern-sidebar {
        order: 0;
    }

    .course-modern-breadcrumb {
        display: flex;
        gap: 8px;
        overflow-x: auto;
        padding-bottom: 4px;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .course-modern-hero {
        gap: 14px;
    }

    .course-modern-hero h1 {
        font-size: clamp(1.9rem, 9vw, 2.55rem);
        line-height: 1.08;
        letter-spacing: 0;
    }

    .course-modern-lead {
        font-size: 1rem;
        line-height: 1.7;
    }

    .course-modern-stat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .course-modern-module-row {
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
        align-items: start;
    }

    .course-modern-module-row > span {
        justify-self: start;
        padding: 6px 10px;
        border-radius: 999px;
        background: rgba(16, 42, 86, 0.08);
        color: #102a56;
        font-weight: 700;
    }

    .course-modern-certificate-paper {
        transform: none;
    }

    .course-modern-sidebar-actions {
        flex-wrap: wrap;
        gap: 14px;
    }
}

@media (max-width: 560px) {
    :root {
        --container: min(100% - 24px, 1360px);
    }

    .course-modern-page {
        padding-top: 14px;
    }

    .course-modern-stat-grid,
    .course-modern-learn-grid {
        grid-template-columns: 1fr;
    }

    .course-modern-panel,
    .course-modern-purchase-card {
        padding: 18px;
    }

    .course-modern-price {
        font-size: 1.65rem;
    }

    .course-modern-cta-group .button,
    .course-detail-purchase-form {
        width: 100%;
    }

    .course-review-item {
        grid-template-columns: 44px minmax(0, 1fr);
        gap: 12px;
    }

    .course-review-meta {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 980px) {
    .student-player-topbar {
        position: sticky;
    }

    .student-player-topbar-inner {
        width: min(100% - 20px, 1360px);
        min-height: 68px;
        padding: 12px 0;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }

    .student-player-brand {
        min-width: 0;
    }

    .student-player-brand-copy,
    .student-player-topbar-actions form {
        min-width: 0;
    }

    .student-player-topbar-actions {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 8px;
        width: auto;
        min-width: 0;
    }

    .student-player-topbar-actions form {
        min-width: 0;
    }

    .student-player-user {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 140px;
    }

    .learning-player-page-shell {
        width: min(100% - 20px, 1360px);
        padding: 0;
    }

    .learning-player-shell {
        display: grid;
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .learning-sidebar {
        position: static;
        display: grid;
        grid-template-rows: auto auto;
        max-height: none;
        overflow: visible;
    }

    .learning-sidebar-head-compact {
        padding: 16px;
    }

    .learning-sidebar-groups {
        display: grid;
        grid-auto-flow: column;
        grid-auto-columns: minmax(260px, 82vw);
        grid-template-columns: none;
        align-items: start;
        gap: 12px;
        padding: 12px;
        max-height: none;
        overflow-x: auto;
        overflow-y: hidden;
        overscroll-behavior-x: contain;
        scroll-snap-type: x proximity;
        -webkit-overflow-scrolling: touch;
    }

    .learning-sidebar-group {
        scroll-snap-align: start;
        height: 100%;
    }

    .learning-sidebar-item {
        grid-template-columns: 10px minmax(0, 1fr);
    }

    .learning-sidebar-item-state {
        grid-column: 2;
        padding-left: 0;
        white-space: normal;
    }

    .learning-sidebar-sublist {
        margin-left: 14px;
    }

    .learning-stage-panel {
        padding: 14px;
        overflow: visible;
    }

    .learning-content-card {
        gap: 14px;
    }

    .learning-content-copy p {
        max-width: none;
    }

    .learning-content-actions,
    .learning-stage-nav,
    .question-stepper-actions,
    .learning-note-actions {
        display: grid;
        grid-template-columns: 1fr;
        width: 100%;
    }

    .learning-content-actions .button,
    .learning-stage-nav .button,
    .question-stepper-actions .button,
    .learning-note-actions .button {
        width: 100%;
    }

    .learning-video-shell,
    .learning-video-placeholder {
        width: 100%;
        aspect-ratio: 16 / 9;
        min-height: 0;
        max-height: none;
    }

    .learning-video-playlist-item {
        align-items: flex-start;
        flex-direction: column;
    }

    .learning-note-card {
        overflow: visible;
    }

    .learning-note-card .learning-note-layout {
        height: auto;
        min-height: 0;
        overflow: visible;
    }

    .learning-note-card .learning-note-preview {
        height: min(68vh, 640px);
        min-height: 360px;
        border-radius: 18px;
    }

    .learning-note-card .learning-note-frame {
        min-height: 360px;
    }

    .learning-quiz-intro {
        min-height: 0;
        padding: 14px;
    }

    .learning-quiz-intro-card {
        padding: 22px;
    }

    .question-stepper-head {
        display: grid;
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .student-player-topbar-inner {
        width: min(100% - 16px, 1360px);
        min-height: 60px;
        padding: 8px 0;
        gap: 8px;
    }

    .student-player-brand {
        gap: 8px;
    }

    .student-player-brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
    }

    .student-player-brand-copy strong {
        font-size: 1rem;
        max-width: 118px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .student-player-brand-copy small {
        font-size: 0.75rem;
    }

    .student-player-topbar-actions {
        flex: 0 0 auto;
        gap: 6px;
    }

    .student-player-topbar-actions .button {
        min-height: 36px;
        padding: 0 12px;
        font-size: 0.78rem;
        white-space: nowrap;
    }

    .student-player-user {
        display: none;
    }

    .learning-player-page {
        padding: 8px 0 24px;
    }

    .learning-player-page-shell {
        width: min(100% - 16px, 1360px);
    }

    .learning-sidebar-groups {
        grid-auto-columns: minmax(240px, 88vw);
        padding: 10px;
    }

    .learning-stage-panel,
    .learning-sidebar-head,
    .learning-sidebar-groups,
    .learning-sidebar-group {
        padding: 14px;
        border-radius: 18px;
    }

    .learning-content-copy h2 {
        font-size: clamp(1.45rem, 8vw, 2rem);
        line-height: 1.12;
        letter-spacing: 0;
    }

    .learning-status-box,
    .question-card,
    .learning-certificate-card {
        border-radius: 16px;
    }

    .question-card {
        padding: 16px;
    }

    .question-option-row {
        grid-template-columns: 28px minmax(0, 1fr);
        padding: 12px;
    }

    .question-option-row span {
        min-width: 0;
        overflow-wrap: anywhere;
    }

    .learning-note-header {
        padding: 14px;
    }

    .learning-note-card .learning-note-preview {
        height: 62vh;
        min-height: 300px;
    }
}

@media (max-width: 420px) {
    .student-player-brand-copy small {
        display: none;
    }

    .student-player-brand-copy strong {
        max-width: 88px;
        font-size: 0.94rem;
    }

    .student-player-topbar-actions .button {
        min-height: 34px;
        padding: 0 10px;
        font-size: 0.72rem;
    }
}