:root {
    --deepblue-950: #000f17;
    --deepblue-900: #00151f;
    --deepblue-800: #002b3a;
    --ocean-900: #003d47;
    --ocean-800: #00444e;
    --ocean-700: #006f82;
    --ocean-600: #00879c;
    --ocean-500: #00a9c3;
    --ocean-200: #99dfea;
    --ocean-100: #cceef3;
    --ocean-50: #e6f7f9;
    --coral-600: #f25538;
    --coral-500: #ff694b;
    --coral-300: #ff9b86;
    --coral-50: #fff0ed;
    --seagreen-700: #168266;
    --seagreen-600: #239d7b;
    --seagreen-500: #2fbf97;
    --seagreen-100: #d1ebe3;
    --seagreen-50: #e8f5f1;
    --sand-100: #f5f1e9;
    --sand-50: #faf8f4;
    --white: #ffffff;
    --shadow-ocean: 0 4px 14px rgba(0, 169, 195, 0.15);
    --shadow-ocean-lg: 0 18px 38px rgba(0, 105, 130, 0.22);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ocean-900);
    background: linear-gradient(180deg, var(--sand-50) 0%, #ffffff 44%, var(--ocean-50) 100%);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
}

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

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

button,
input,
select {
    font: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    color: var(--white);
    background: linear-gradient(90deg, var(--deepblue-800), var(--ocean-700), var(--seagreen-700));
    box-shadow: 0 12px 28px rgba(0, 21, 31, 0.22);
}

.header-inner {
    max-width: 1280px;
    height: 76px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.03em;
    color: var(--white);
}

.brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--deepblue-900);
    background: linear-gradient(135deg, var(--ocean-100), var(--coral-300));
    box-shadow: 0 10px 24px rgba(255, 105, 75, 0.22);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link,
.mobile-link {
    padding: 9px 14px;
    border-radius: 12px;
    color: var(--ocean-50);
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-link:hover,
.nav-link.active,
.mobile-link:hover,
.mobile-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.12);
}

.header-search {
    display: flex;
    align-items: center;
    min-width: 300px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 14px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.header-search input,
.mobile-search input {
    width: 100%;
    border: 0;
    outline: 0;
    color: var(--white);
    background: transparent;
    padding: 11px 12px;
}

.header-search input::placeholder,
.mobile-search input::placeholder {
    color: var(--ocean-100);
}

.header-search button,
.mobile-search button {
    border: 0;
    color: var(--white);
    background: var(--coral-500);
    padding: 11px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.header-search button:hover,
.mobile-search button:hover {
    background: var(--coral-600);
}

.menu-button {
    display: none;
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    cursor: pointer;
}

.menu-button span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    background: var(--white);
    border-radius: 99px;
}

.mobile-panel {
    display: none;
    padding: 14px 20px 20px;
    background: rgba(0, 21, 31, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.mobile-panel.open {
    display: block;
}

.mobile-search {
    display: flex;
    margin-bottom: 12px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
}

.mobile-link {
    display: block;
    margin-top: 8px;
}

.hero {
    position: relative;
    min-height: 68vh;
    overflow: hidden;
    color: var(--white);
    background: linear-gradient(180deg, var(--deepblue-900), var(--ocean-800));
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s ease;
}

.hero-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.42;
    transform: scale(1.02);
}

.hero-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, var(--deepblue-900) 0%, rgba(0, 21, 31, 0.76) 45%, rgba(0, 21, 31, 0.16) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    min-height: 68vh;
    margin: 0 auto;
    padding: 86px 24px 96px;
    display: flex;
    align-items: center;
}

.hero-copy {
    max-width: 720px;
}

.hero-kicker,
.section-kicker,
.page-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    color: var(--coral-300);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0 0 18px;
    color: var(--white);
    font-size: clamp(34px, 7vw, 72px);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.hero p {
    margin: 0 0 26px;
    max-width: 680px;
    color: var(--ocean-100);
    font-size: clamp(16px, 2.1vw, 22px);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.hero-meta span,
.detail-tags a,
.movie-tags span {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 14px;
    color: var(--white);
    background: rgba(0, 135, 156, 0.34);
    border: 1px solid rgba(153, 223, 234, 0.32);
    backdrop-filter: blur(8px);
}

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

.primary-button,
.secondary-button,
.filter-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 999px;
    padding: 13px 24px;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.primary-button {
    color: var(--white);
    background: var(--coral-500);
    box-shadow: 0 16px 34px rgba(255, 105, 75, 0.28);
}

.primary-button:hover,
.filter-button:hover {
    transform: translateY(-2px) scale(1.02);
    background: var(--coral-600);
    box-shadow: 0 18px 40px rgba(255, 105, 75, 0.34);
}

.secondary-button {
    color: var(--white);
    background: rgba(255, 255, 255, 0.13);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
}

.secondary-button:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.2);
}

.hero-dots {
    position: absolute;
    z-index: 5;
    left: 50%;
    bottom: 28px;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.38);
    cursor: pointer;
    transition: width 0.25s ease, background 0.25s ease;
}

.hero-dot.active {
    width: 34px;
    background: var(--coral-500);
}

main {
    display: block;
}

.page-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 54px 24px;
}

.page-hero {
    border-radius: 30px;
    padding: 42px;
    color: var(--white);
    background: radial-gradient(circle at top right, rgba(255, 105, 75, 0.32), transparent 34%), linear-gradient(135deg, var(--deepblue-900), var(--ocean-700), var(--seagreen-700));
    box-shadow: var(--shadow-ocean-lg);
    overflow: hidden;
}

.page-hero h1 {
    margin: 0 0 14px;
    font-size: clamp(30px, 5vw, 52px);
    line-height: 1.12;
}

.page-hero p {
    max-width: 820px;
    margin: 0;
    color: var(--ocean-100);
    font-size: 18px;
}

.content-stack {
    display: grid;
    gap: 64px;
}

.section-card {
    padding: 34px;
    border-radius: 30px;
    background: var(--white);
    box-shadow: var(--shadow-ocean);
}

.section-card.tinted {
    background: linear-gradient(135deg, var(--ocean-50), var(--seagreen-50));
    box-shadow: 0 20px 45px rgba(0, 105, 130, 0.13);
}

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

.section-head h2 {
    margin: 0;
    color: var(--deepblue-900);
    font-size: clamp(24px, 3vw, 34px);
    line-height: 1.15;
}

.section-link {
    color: var(--ocean-600);
    font-weight: 800;
    white-space: nowrap;
}

.section-link:hover {
    color: var(--coral-500);
}

.movie-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
}

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

.movie-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.movie-card {
    min-width: 0;
    overflow: hidden;
    border-radius: 18px;
    background: var(--white);
    box-shadow: 0 9px 22px rgba(0, 68, 78, 0.1);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.movie-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-ocean-lg);
}

.movie-cover {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--deepblue-900);
}

.movie-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, opacity 0.3s ease;
}

.movie-card:hover .movie-cover img {
    transform: scale(1.1);
}

.cover-shade {
    position: absolute;
    inset: 0;
    opacity: 0;
    background: linear-gradient(0deg, rgba(0, 21, 31, 0.7), rgba(0, 21, 31, 0.05));
    transition: opacity 0.25s ease;
}

.movie-card:hover .cover-shade {
    opacity: 1;
}

.play-mark {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 56px;
    height: 56px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    background: var(--coral-500);
    transform: translate(-50%, -50%) scale(0.75);
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.movie-card:hover .play-mark {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.quality-badge,
.rank-chip {
    position: absolute;
    top: 12px;
    right: 12px;
    border-radius: 999px;
    padding: 5px 10px;
    color: var(--white);
    font-size: 12px;
    font-weight: 800;
    background: rgba(0, 21, 31, 0.86);
    backdrop-filter: blur(8px);
}

.rank-chip {
    left: 12px;
    right: auto;
    color: var(--deepblue-900);
    background: linear-gradient(135deg, var(--ocean-100), var(--coral-300));
}

.movie-card-body {
    padding: 18px;
}

.movie-card-body h3 {
    margin: 0 0 9px;
    color: var(--deepblue-900);
    font-size: 18px;
    line-height: 1.35;
}

.movie-card-body h3 a:hover {
    color: var(--ocean-600);
}

.movie-card-body p {
    min-height: 48px;
    margin: 0 0 14px;
    color: var(--ocean-700);
    font-size: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    color: var(--ocean-600);
    font-size: 13px;
}

.meta-row span,
.meta-row a {
    border-radius: 999px;
    padding: 5px 9px;
    background: var(--ocean-50);
}

.meta-row a {
    color: var(--seagreen-700);
    background: var(--seagreen-50);
}

.movie-card-wide {
    display: grid;
    grid-template-columns: 210px 1fr;
}

.movie-card-wide .movie-cover {
    height: 100%;
    aspect-ratio: auto;
}

.movie-card-compact .movie-card-body p {
    display: none;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 18px;
}

.category-tile {
    position: relative;
    overflow: hidden;
    min-height: 148px;
    border-radius: 22px;
    padding: 22px;
    color: var(--white);
    background: radial-gradient(circle at top right, rgba(255, 105, 75, 0.36), transparent 42%), linear-gradient(135deg, var(--deepblue-800), var(--ocean-700));
    box-shadow: var(--shadow-ocean);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.category-tile h3 {
    margin: 0 0 10px;
    font-size: 22px;
}

.category-tile p {
    margin: 0;
    color: var(--ocean-100);
    font-size: 14px;
}

.filter-panel {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, minmax(150px, 0.8fr)) auto;
    gap: 12px;
    align-items: center;
    margin: 28px 0 32px;
    padding: 18px;
    border-radius: 22px;
    background: var(--white);
    box-shadow: var(--shadow-ocean);
}

.filter-panel.simple {
    grid-template-columns: 1fr auto;
}

.filter-panel input,
.filter-panel select {
    width: 100%;
    border: 1px solid var(--ocean-100);
    border-radius: 14px;
    outline: 0;
    color: var(--deepblue-900);
    background: var(--sand-50);
    padding: 13px 14px;
}

.filter-panel input:focus,
.filter-panel select:focus {
    border-color: var(--ocean-500);
    box-shadow: 0 0 0 4px rgba(0, 169, 195, 0.13);
}

.filter-button {
    color: var(--white);
    background: var(--coral-500);
    white-space: nowrap;
}

.empty-state {
    display: none;
    margin: 22px 0;
    padding: 24px;
    border-radius: 20px;
    color: var(--ocean-700);
    background: var(--ocean-50);
    text-align: center;
}

.empty-state.show {
    display: block;
}

.ranking-list {
    display: grid;
    gap: 18px;
}

.rank-row {
    display: grid;
    grid-template-columns: 72px 180px 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 16px;
    border-radius: 22px;
    background: var(--white);
    box-shadow: var(--shadow-ocean);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.rank-row:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-ocean-lg);
}

.rank-number {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--deepblue-900);
    font-weight: 900;
    background: linear-gradient(135deg, var(--ocean-100), var(--coral-300));
}

.rank-poster {
    overflow: hidden;
    border-radius: 16px;
    aspect-ratio: 16 / 9;
    background: var(--deepblue-900);
}

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

.rank-info h2 {
    margin: 0 0 8px;
    color: var(--deepblue-900);
    font-size: 22px;
}

.rank-info p {
    margin: 0;
    color: var(--ocean-700);
}

.rank-action {
    color: var(--white);
    border-radius: 999px;
    padding: 10px 16px;
    background: var(--ocean-600);
    white-space: nowrap;
}

.rank-action:hover {
    background: var(--coral-500);
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 30px;
}

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    color: var(--ocean-700);
    font-size: 14px;
}

.breadcrumbs a:hover {
    color: var(--coral-500);
}

.player-panel,
.detail-card,
.related-panel {
    overflow: hidden;
    border-radius: 26px;
    background: var(--white);
    box-shadow: var(--shadow-ocean);
}

.player-stage {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000000;
}

.player-stage video {
    width: 100%;
    height: 100%;
    display: block;
    background: #000000;
}

.play-overlay {
    position: absolute;
    inset: 0;
    border: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--white);
    background: linear-gradient(0deg, rgba(0, 21, 31, 0.68), rgba(0, 21, 31, 0.12));
    cursor: pointer;
    z-index: 2;
}

.play-overlay.is-hidden {
    display: none;
}

.play-circle {
    width: 78px;
    height: 78px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    background: var(--coral-500);
    box-shadow: 0 18px 42px rgba(255, 105, 75, 0.32);
}

.play-overlay strong {
    font-size: 18px;
}

.detail-card {
    padding: 28px;
    margin-top: 24px;
}

.detail-card h1 {
    margin: 0 0 16px;
    color: var(--deepblue-900);
    font-size: clamp(28px, 5vw, 44px);
    line-height: 1.16;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 24px;
}

.detail-meta span,
.detail-meta a {
    border-radius: 999px;
    padding: 8px 13px;
    color: var(--ocean-700);
    background: var(--ocean-50);
    font-size: 14px;
}

.detail-meta a {
    color: var(--seagreen-700);
    background: var(--seagreen-50);
}

.detail-card h2,
.related-panel h2 {
    margin: 28px 0 12px;
    color: var(--deepblue-900);
    font-size: 24px;
}

.detail-card p {
    margin: 0 0 16px;
    color: var(--ocean-800);
    font-size: 16px;
}

.movie-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.movie-tags span {
    color: var(--ocean-800);
    background: var(--ocean-50);
    border-color: var(--ocean-100);
}

.related-panel {
    padding: 22px;
    align-self: start;
    position: sticky;
    top: 100px;
}

.related-panel h2 {
    margin-top: 0;
}

.mini-stack {
    display: grid;
    gap: 12px;
}

.mini-card {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 12px;
    align-items: center;
    padding: 10px;
    border-radius: 16px;
    background: var(--sand-50);
    transition: background 0.2s ease, transform 0.2s ease;
}

.mini-card:hover {
    background: var(--ocean-50);
    transform: translateX(3px);
}

.mini-card img {
    width: 110px;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 12px;
}

.mini-card span {
    color: var(--deepblue-900);
    font-weight: 800;
    line-height: 1.35;
}

.group-list {
    display: grid;
    gap: 38px;
}

.group-block {
    padding: 26px;
    border-radius: 26px;
    background: var(--white);
    box-shadow: var(--shadow-ocean);
}

.group-block h2 {
    margin: 0 0 18px;
    color: var(--deepblue-900);
}

.site-footer {
    margin-top: 64px;
    color: var(--ocean-100);
    background: linear-gradient(180deg, var(--deepblue-900), var(--deepblue-950));
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 44px 24px;
    display: grid;
    gap: 24px;
}

.footer-brand p {
    max-width: 560px;
    color: var(--ocean-200);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.footer-links a:hover {
    color: var(--coral-300);
}

.copyright {
    margin: 0;
    color: rgba(204, 238, 243, 0.74);
    font-size: 14px;
}

@media (max-width: 1100px) {
    .header-search {
        min-width: 230px;
    }

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

    .detail-layout {
        grid-template-columns: 1fr;
    }

    .related-panel {
        position: static;
    }
}

@media (max-width: 860px) {
    .header-inner {
        height: 66px;
        padding: 0 16px;
    }

    .nav-links,
    .header-search {
        display: none;
    }

    .menu-button {
        display: block;
    }

    .hero,
    .hero-content {
        min-height: 640px;
    }

    .hero-content {
        padding: 72px 18px 88px;
    }

    .page-container {
        padding: 36px 16px;
    }

    .page-hero,
    .section-card {
        border-radius: 22px;
        padding: 24px;
    }

    .section-head {
        align-items: flex-start;
        flex-direction: column;
    }

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

    .filter-panel,
    .filter-panel.simple {
        grid-template-columns: 1fr;
    }

    .rank-row {
        grid-template-columns: 52px 110px 1fr;
    }

    .rank-action {
        grid-column: 2 / -1;
        text-align: center;
    }
}

@media (max-width: 560px) {
    .brand {
        font-size: 18px;
    }

    .brand-icon {
        width: 30px;
        height: 30px;
    }

    .hero-meta,
    .hero-actions {
        gap: 9px;
    }

    .primary-button,
    .secondary-button,
    .filter-button {
        width: 100%;
    }

    .movie-grid,
    .movie-grid.two,
    .movie-grid.three,
    .category-grid {
        grid-template-columns: 1fr;
    }

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

    .rank-row {
        grid-template-columns: 1fr;
    }

    .rank-number {
        width: 48px;
        height: 48px;
    }

    .rank-poster {
        width: 100%;
    }

    .mini-card {
        grid-template-columns: 92px 1fr;
    }

    .mini-card img {
        width: 92px;
    }
}