:root {
    --ice-50: #eff8ff;
    --ice-100: #dff1ff;
    --ice-200: #b8e3ff;
    --ice-500: #27a2e6;
    --ice-600: #0787c8;
    --ice-700: #066da3;
    --glacier-50: #edfdf8;
    --glacier-500: #13b8a5;
    --glacier-600: #0d9488;
    --snow-50: #f8fafc;
    --snow-100: #f1f5f9;
    --snow-200: #e2e8f0;
    --snow-300: #cbd5e1;
    --snow-500: #64748b;
    --snow-600: #475569;
    --snow-700: #334155;
    --snow-800: #1e293b;
    --snow-900: #0f172a;
    --white: #ffffff;
    --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.10);
    --shadow-card: 0 12px 28px rgba(15, 23, 42, 0.12);
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 14px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--snow-900);
    background: linear-gradient(180deg, var(--ice-50) 0%, #ffffff 38%, var(--snow-50) 100%);
    min-height: 100vh;
}

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

img,
video {
    display: block;
    max-width: 100%;
}

img {
    background: linear-gradient(135deg, var(--ice-100), var(--snow-200));
}

button,
input,
select {
    font: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(18px);
    background: rgba(255, 255, 255, 0.88);
    border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.nav-shell {
    max-width: var(--container);
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    color: var(--snow-900);
    letter-spacing: -0.03em;
    white-space: nowrap;
}

.logo-icon {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 13px;
    color: #ffffff;
    background: linear-gradient(135deg, var(--ice-600), var(--glacier-600));
    box-shadow: 0 14px 30px rgba(7, 135, 200, 0.28);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.main-nav a {
    padding: 10px 13px;
    border-radius: 999px;
    color: var(--snow-600);
    font-weight: 700;
    font-size: 14px;
    transition: color 0.2s ease, background 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--ice-700);
    background: var(--ice-50);
}

.header-search {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 280px;
    padding: 6px;
    background: var(--snow-100);
    border: 1px solid var(--snow-200);
    border-radius: 999px;
}

.header-search input {
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--snow-900);
    padding: 8px 4px 8px 12px;
}

.header-search button,
.mobile-toggle,
.hero-control,
.play-toggle,
.search-button,
.filter-button {
    border: 0;
    cursor: pointer;
}

.header-search button {
    flex: 0 0 auto;
    color: #ffffff;
    background: linear-gradient(135deg, var(--ice-600), var(--glacier-600));
    border-radius: 999px;
    padding: 8px 14px;
    font-weight: 800;
}

.mobile-toggle {
    display: none;
    margin-left: auto;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--ice-50);
    color: var(--ice-700);
}

.hero {
    max-width: var(--container);
    margin: 26px auto 0;
    padding: 0 20px;
}

.hero-slider {
    position: relative;
    overflow: hidden;
    border-radius: 30px;
    min-height: 520px;
    background: var(--snow-900);
    box-shadow: var(--shadow-soft);
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(1.015);
    transition: opacity 0.6s ease, transform 0.8s ease;
    pointer-events: none;
    background-size: cover;
    background-position: center;
}

.hero-slide.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.hero-content {
    position: relative;
    z-index: 2;
    min-height: 520px;
    padding: 64px;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.6fr);
    gap: 34px;
    align-items: center;
    color: #ffffff;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.62) 48%, rgba(15, 23, 42, 0.24) 100%);
}

.hero-kicker,
.section-kicker,
.card-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ice-700);
    background: var(--ice-50);
    border: 1px solid var(--ice-100);
    border-radius: 999px;
    padding: 7px 12px;
    font-weight: 800;
    font-size: 13px;
}

.hero-kicker {
    color: #dff6ff;
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(14px);
}

.hero-title {
    margin: 18px 0 16px;
    font-size: clamp(38px, 6vw, 72px);
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.hero-text {
    max-width: 720px;
    margin: 0 0 24px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 18px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 900;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    color: #ffffff;
    background: linear-gradient(135deg, var(--ice-600), var(--glacier-600));
    box-shadow: 0 15px 30px rgba(7, 135, 200, 0.28);
}

.btn-light {
    color: var(--snow-900);
    background: rgba(255, 255, 255, 0.92);
}

.btn-ghost {
    color: var(--ice-700);
    background: var(--ice-50);
}

.hero-side-card {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: end;
    min-height: 320px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(18px);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 18px;
}

.badge,
.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 800;
    color: var(--snow-700);
    background: var(--snow-100);
}

.hero-meta .badge {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.16);
}

.hero-controls {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 22px;
    z-index: 4;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.hero-dot {
    width: 10px;
    height: 10px;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.46);
    cursor: pointer;
    transition: width 0.2s ease, background 0.2s ease;
}

.hero-dot.active {
    width: 34px;
    background: #ffffff;
}

.hero-control {
    position: absolute;
    top: 50%;
    z-index: 5;
    width: 46px;
    height: 46px;
    border-radius: 999px;
    color: var(--snow-900);
    background: rgba(255, 255, 255, 0.86);
    box-shadow: var(--shadow-card);
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.hero-slider:hover .hero-control {
    opacity: 1;
}

.hero-control:hover {
    transform: translateY(-50%) scale(1.05);
}

.hero-control.prev {
    left: 22px;
}

.hero-control.next {
    right: 22px;
}

.section {
    max-width: var(--container);
    margin: 0 auto;
    padding: 54px 20px;
}

.section.wide-bg {
    max-width: none;
    background: linear-gradient(135deg, var(--ice-50), var(--glacier-50));
}

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

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

.section-title {
    margin: 12px 0 0;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.section-desc {
    margin: 10px 0 0;
    color: var(--snow-600);
    line-height: 1.75;
    max-width: 760px;
}

.movie-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
}

.movie-grid.medium {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.movie-grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.movie-card {
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.92);
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.movie-card:hover {
    transform: translateY(-5px);
    border-color: rgba(39, 162, 230, 0.35);
    box-shadow: var(--shadow-card);
}

.movie-link {
    display: block;
    height: 100%;
}

.poster-frame {
    position: relative;
    aspect-ratio: 2 / 3;
    overflow: hidden;
    background: linear-gradient(135deg, var(--ice-100), var(--snow-200));
}

.poster-frame.wide {
    aspect-ratio: 16 / 10;
}

.poster-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.movie-card:hover .poster-frame img {
    transform: scale(1.08);
}

.poster-frame::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 54%;
    background: linear-gradient(0deg, rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0));
}

.year-pill,
.play-pill {
    position: absolute;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    color: #ffffff;
    background: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(10px);
}

.year-pill {
    top: 10px;
    right: 10px;
    padding: 5px 9px;
    font-size: 12px;
    font-weight: 800;
}

.play-pill {
    left: 50%;
    top: 50%;
    width: 52px;
    height: 52px;
    transform: translate(-50%, -50%) scale(0.88);
    opacity: 0;
    font-size: 18px;
    transition: opacity 0.25s ease, transform 0.25s ease, background 0.25s ease;
}

.movie-card:hover .play-pill {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    background: rgba(255, 255, 255, 0.92);
    color: var(--ice-700);
}

.card-body {
    padding: 14px;
}

.card-title {
    margin: 0 0 8px;
    font-size: 16px;
    line-height: 1.35;
    font-weight: 900;
    color: var(--snow-900);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.movie-card:hover .card-title {
    color: var(--ice-700);
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    color: var(--snow-500);
    font-size: 12px;
    font-weight: 700;
}

.card-text {
    margin: 10px 0 0;
    color: var(--snow-600);
    font-size: 13px;
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.feature-card {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 0;
    overflow: hidden;
    border-radius: 28px;
    background: #ffffff;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--snow-200);
}

.feature-card .poster-frame {
    aspect-ratio: auto;
    min-height: 420px;
}

.feature-content {
    padding: 42px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.feature-title {
    margin: 14px 0 16px;
    font-size: clamp(30px, 4vw, 54px);
    line-height: 1.02;
    letter-spacing: -0.05em;
}

.feature-text {
    color: var(--snow-600);
    line-height: 1.85;
    font-size: 17px;
}

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

.category-card {
    padding: 24px;
    min-height: 220px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #ffffff, var(--ice-50));
    border: 1px solid var(--ice-100);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.category-card h3 {
    margin: 12px 0 10px;
    font-size: 24px;
}

.category-card p {
    color: var(--snow-600);
    line-height: 1.7;
}

.category-preview {
    display: flex;
    margin-top: 18px;
}

.category-preview img {
    width: 52px;
    height: 72px;
    object-fit: cover;
    border-radius: 10px;
    border: 2px solid #ffffff;
    box-shadow: 0 8px 16px rgba(15, 23, 42, 0.16);
}

.category-preview img + img {
    margin-left: -12px;
}

.rank-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 22px;
}

.rank-panel,
.content-panel,
.filter-panel {
    border: 1px solid var(--snow-200);
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.rank-panel {
    overflow: hidden;
}

.rank-item {
    display: grid;
    grid-template-columns: 44px 86px minmax(0, 1fr);
    gap: 14px;
    align-items: center;
    padding: 14px;
    border-bottom: 1px solid var(--snow-100);
}

.rank-item:last-child {
    border-bottom: 0;
}

.rank-num {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    color: #ffffff;
    border-radius: 12px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--ice-600), var(--glacier-600));
}

.rank-poster {
    width: 86px;
    height: 58px;
    object-fit: cover;
    border-radius: 12px;
}

.rank-title {
    margin: 0 0 6px;
    font-weight: 900;
}

.rank-title:hover {
    color: var(--ice-700);
}

.rank-desc {
    margin: 0;
    color: var(--snow-600);
    font-size: 13px;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.page-hero {
    max-width: var(--container);
    margin: 26px auto 0;
    padding: 56px 20px;
}

.page-hero-card {
    position: relative;
    overflow: hidden;
    border-radius: 30px;
    padding: 48px;
    color: #ffffff;
    background: radial-gradient(circle at top left, rgba(19, 184, 165, 0.46), transparent 36%), linear-gradient(135deg, var(--snow-900), #0b3b56 58%, var(--ice-700));
    box-shadow: var(--shadow-soft);
}

.page-hero-card h1 {
    margin: 14px 0 14px;
    font-size: clamp(34px, 5vw, 60px);
    line-height: 1.05;
    letter-spacing: -0.05em;
}

.page-hero-card p {
    max-width: 780px;
    color: rgba(255, 255, 255, 0.86);
    line-height: 1.85;
    font-size: 17px;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 14px;
    font-weight: 700;
}

.breadcrumb a:hover {
    color: #ffffff;
}

.filter-panel {
    padding: 18px;
    margin-bottom: 24px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 12px;
}

.filter-panel input,
.filter-panel select,
.search-page-form input {
    border: 1px solid var(--snow-200);
    border-radius: 14px;
    background: var(--snow-50);
    outline: 0;
    padding: 13px 14px;
    color: var(--snow-900);
}

.filter-panel input:focus,
.filter-panel select:focus,
.search-page-form input:focus {
    border-color: var(--ice-500);
    box-shadow: 0 0 0 4px rgba(39, 162, 230, 0.12);
}

.detail-layout {
    max-width: var(--container);
    margin: 26px auto 0;
    padding: 0 20px 54px;
}

.detail-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 24px;
    align-items: stretch;
}

.player-shell {
    position: relative;
    overflow: hidden;
    min-height: 520px;
    border-radius: 30px;
    background: #020617;
    box-shadow: var(--shadow-soft);
}

.player-shell video {
    width: 100%;
    height: 100%;
    min-height: 520px;
    object-fit: contain;
    background: #020617;
}

.player-cover {
    position: absolute;
    inset: 0;
    z-index: 2;
    background-size: cover;
    background-position: center;
}

.player-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(2, 6, 23, 0.78), rgba(2, 6, 23, 0.12));
}

.play-toggle {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 3;
    width: 92px;
    height: 92px;
    border-radius: 999px;
    color: var(--ice-700);
    background: rgba(255, 255, 255, 0.92);
    font-size: 34px;
    transform: translate(-50%, -50%);
    box-shadow: 0 20px 44px rgba(2, 6, 23, 0.24);
    transition: transform 0.2s ease, background 0.2s ease;
}

.play-toggle:hover {
    transform: translate(-50%, -50%) scale(1.07);
    background: #ffffff;
}

.player-shell.is-playing .player-cover,
.player-shell.is-playing .play-toggle {
    display: none;
}

.detail-side {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 24px;
    border-radius: 30px;
    background: #ffffff;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--snow-200);
}

.detail-poster {
    aspect-ratio: 2 / 3;
    overflow: hidden;
    border-radius: 22px;
    background: var(--ice-100);
}

.detail-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-title {
    margin: 22px 0 14px;
    font-size: clamp(34px, 5vw, 56px);
    letter-spacing: -0.05em;
    line-height: 1.05;
}

.detail-summary {
    color: var(--snow-600);
    font-size: 17px;
    line-height: 1.9;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 18px 0;
}

.content-panel {
    padding: 30px;
    margin-top: 24px;
}

.content-panel h2 {
    margin: 0 0 16px;
    font-size: 28px;
}

.content-panel p {
    color: var(--snow-700);
    line-height: 1.95;
    font-size: 16px;
}

.tags-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.search-page-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    margin-bottom: 24px;
}

.search-button,
.filter-button {
    color: #ffffff;
    background: linear-gradient(135deg, var(--ice-600), var(--glacier-600));
    border-radius: 14px;
    padding: 12px 18px;
    font-weight: 900;
}

.result-note {
    margin: 0 0 18px;
    color: var(--snow-600);
    font-weight: 700;
}

.site-footer {
    margin-top: 40px;
    color: var(--snow-600);
    background: #ffffff;
    border-top: 1px solid var(--snow-200);
}

.footer-shell {
    max-width: var(--container);
    margin: 0 auto;
    padding: 36px 20px;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 24px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: end;
}

.footer-links a {
    color: var(--snow-600);
    font-weight: 700;
}

.footer-links a:hover {
    color: var(--ice-700);
}

.empty-state {
    padding: 40px;
    text-align: center;
    color: var(--snow-600);
    border: 1px dashed var(--snow-300);
    border-radius: var(--radius-lg);
    background: #ffffff;
}

@media (max-width: 1080px) {
    .header-search {
        display: none;
    }

    .movie-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .movie-grid.medium,
    .movie-grid.three,
    .category-grid,
    .rank-layout,
    .detail-hero {
        grid-template-columns: 1fr;
    }

    .detail-side {
        display: grid;
        grid-template-columns: 220px minmax(0, 1fr);
    }
}

@media (max-width: 820px) {
    .nav-shell {
        flex-wrap: wrap;
    }

    .mobile-toggle {
        display: inline-grid;
        place-items: center;
    }

    .main-nav {
        order: 4;
        width: 100%;
        display: none;
        flex-direction: column;
        align-items: stretch;
        margin-left: 0;
        padding-top: 12px;
    }

    .main-nav.open {
        display: flex;
    }

    .main-nav a {
        border-radius: 12px;
        background: var(--snow-50);
    }

    .hero-slider,
    .hero-content {
        min-height: 620px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        padding: 34px 26px 70px;
    }

    .hero-side-card {
        min-height: 220px;
    }

    .feature-card {
        grid-template-columns: 1fr;
    }

    .feature-card .poster-frame {
        min-height: 300px;
    }

    .feature-content,
    .page-hero-card,
    .content-panel {
        padding: 26px;
    }

    .movie-grid,
    .movie-grid.medium,
    .movie-grid.three {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .filter-panel,
    .search-page-form,
    .footer-shell,
    .detail-side {
        grid-template-columns: 1fr;
    }

    .footer-links {
        justify-content: start;
    }

    .player-shell,
    .player-shell video {
        min-height: 330px;
    }
}

@media (max-width: 520px) {
    .section,
    .page-hero,
    .detail-layout {
        padding-left: 14px;
        padding-right: 14px;
    }

    .hero {
        padding-left: 14px;
        padding-right: 14px;
    }

    .hero-slider {
        border-radius: 22px;
    }

    .hero-control {
        display: none;
    }

    .rank-item {
        grid-template-columns: 34px 72px minmax(0, 1fr);
        gap: 10px;
    }

    .rank-poster {
        width: 72px;
        height: 52px;
    }

    .play-toggle {
        width: 74px;
        height: 74px;
        font-size: 28px;
    }
}