:root {
    --slate-950: #020617;
    --slate-900: #0f172a;
    --slate-850: #111c33;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50: #f8fafc;
    --cyan-600: #0891b2;
    --cyan-500: #06b6d4;
    --cyan-400: #22d3ee;
    --blue-600: #2563eb;
    --blue-500: #3b82f6;
    --white: #ffffff;
    --shadow-lg: 0 22px 55px rgba(15, 23, 42, 0.18);
    --shadow-md: 0 14px 34px rgba(15, 23, 42, 0.12);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--slate-50);
    color: var(--slate-900);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.6;
}

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

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

button,
input,
select {
    font: inherit;
}

button {
    border: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: linear-gradient(90deg, var(--slate-900), var(--slate-800), var(--slate-900));
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 18px 45px rgba(2, 6, 23, 0.24);
}

.top-nav {
    width: min(1180px, calc(100% - 32px));
    height: 80px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand,
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    color: var(--slate-950);
    background: linear-gradient(135deg, var(--cyan-400), var(--blue-500));
    box-shadow: 0 0 28px rgba(34, 211, 238, 0.38);
    font-size: 17px;
    font-weight: 900;
}

.brand-copy,
.footer-brand span:last-child {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-copy strong,
.footer-brand strong {
    color: var(--white);
    font-size: 18px;
    letter-spacing: -0.02em;
}

.brand-copy small,
.footer-brand small {
    color: var(--cyan-400);
    font-size: 12px;
    margin-top: 4px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
    color: var(--slate-300);
    font-weight: 600;
    white-space: nowrap;
}

.nav-links a {
    transition: color 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
    color: var(--cyan-400);
}

.nav-links a:hover {
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    color: var(--white);
    background: rgba(148, 163, 184, 0.12);
    border-radius: 12px;
    padding: 8px 12px;
}

.hero-slider {
    position: relative;
    overflow: hidden;
    background: var(--slate-950);
}

.hero-track {
    min-height: 680px;
    position: relative;
}

.hero-slide {
    min-height: 680px;
    display: none;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 420px);
    align-items: center;
    gap: 56px;
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 96px 0;
    color: var(--white);
}

.hero-slide::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 22%, rgba(34, 211, 238, 0.34), transparent 30%),
        linear-gradient(90deg, rgba(2, 6, 23, 0.95), rgba(15, 23, 42, 0.74), rgba(15, 23, 42, 0.98)),
        var(--hero-image) center / cover no-repeat;
    opacity: 1;
}

.hero-slide::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 160px;
    background: linear-gradient(0deg, var(--slate-50), transparent);
    pointer-events: none;
}

.hero-slide.is-active {
    display: grid;
    animation: heroFade 0.65s ease;
}

.hero-copy,
.hero-poster {
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    width: fit-content;
    margin-bottom: 18px;
    padding: 7px 12px;
    border: 1px solid rgba(34, 211, 238, 0.38);
    border-radius: 999px;
    color: var(--cyan-400);
    background: rgba(8, 145, 178, 0.14);
    font-weight: 700;
    font-size: 13px;
}

.hero-copy h1,
.hero-copy h2 {
    margin: 0;
    max-width: 760px;
    font-size: clamp(40px, 6vw, 76px);
    line-height: 1.05;
    letter-spacing: -0.06em;
}

.hero-copy p {
    max-width: 720px;
    margin: 24px 0 0;
    color: var(--slate-300);
    font-size: 18px;
}

.hero-tags,
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-tags {
    margin-top: 24px;
}

.hero-tags span,
.tag-row span {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    color: var(--cyan-600);
    background: rgba(6, 182, 212, 0.11);
    font-weight: 700;
}

.hero-tags span {
    color: var(--cyan-400);
    background: rgba(34, 211, 238, 0.14);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.primary-btn,
.secondary-btn,
.filter-btn,
.player-start {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 14px;
    padding: 13px 20px;
    font-weight: 800;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    cursor: pointer;
}

.primary-btn {
    color: var(--white);
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-600));
    box-shadow: 0 16px 40px rgba(37, 99, 235, 0.25);
}

.secondary-btn {
    color: var(--slate-100);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(226, 232, 240, 0.18);
}

.section-header .secondary-btn {
    color: var(--cyan-600);
    background: var(--white);
    border: 1px solid var(--slate-200);
}

.primary-btn:hover,
.secondary-btn:hover,
.filter-btn:hover,
.player-start:hover {
    transform: translateY(-2px) scale(1.02);
}

.hero-poster {
    display: block;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 28px 70px rgba(2, 6, 23, 0.55);
    transform: rotate(1.5deg);
}

.hero-poster img {
    width: 100%;
    aspect-ratio: 2 / 3;
    object-fit: cover;
}

.hero-dots {
    position: absolute;
    z-index: 3;
    left: 50%;
    bottom: 46px;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.hero-dot {
    width: 34px;
    height: 6px;
    border-radius: 999px;
    background: rgba(226, 232, 240, 0.28);
    cursor: pointer;
}

.hero-dot.is-active {
    background: var(--cyan-400);
}

.section,
.page-section {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 72px 0;
}

.page-section.compact {
    padding-top: 34px;
}

.section-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}

.section-kicker {
    color: var(--cyan-600);
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 13px;
}

.section-header h2,
.page-title h1,
.detail-title h1 {
    margin: 0;
    color: var(--slate-900);
    letter-spacing: -0.04em;
    line-height: 1.15;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 44px);
}

.section-header p,
.page-title p,
.detail-title p {
    color: var(--slate-600);
    margin: 10px 0 0;
    max-width: 760px;
}

.page-title {
    background: linear-gradient(135deg, var(--slate-900), var(--slate-800));
    color: var(--white);
    padding: 64px 0;
}

.page-title > div {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.page-title h1 {
    color: var(--white);
    font-size: clamp(36px, 5vw, 58px);
}

.page-title p {
    color: var(--slate-300);
    font-size: 18px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 22px;
}

.movie-card {
    min-width: 0;
}

.movie-card > a {
    display: block;
    height: 100%;
    overflow: hidden;
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.08);
    transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.movie-card > a:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.movie-card figure {
    position: relative;
    overflow: hidden;
    margin: 0;
    aspect-ratio: 2 / 3;
    background: linear-gradient(135deg, var(--slate-800), var(--slate-950));
}

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

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

.movie-card em,
.rank-num {
    position: absolute;
    top: 10px;
    z-index: 2;
    border-radius: 999px;
    color: var(--white);
    font-size: 12px;
    font-style: normal;
    font-weight: 800;
    padding: 4px 8px;
    background: rgba(6, 182, 212, 0.9);
}

.movie-card em {
    right: 10px;
}

.rank-num {
    left: 10px;
    background: linear-gradient(135deg, #f97316, #ef4444);
}

.card-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 34px;
    background: rgba(2, 6, 23, 0.0);
    opacity: 0;
    transition: opacity 0.25s ease, background 0.25s ease;
}

.movie-card a:hover .card-play {
    opacity: 1;
    background: rgba(2, 6, 23, 0.38);
}

.movie-card-body {
    padding: 16px;
}

.movie-card h3 {
    margin: 0;
    font-size: 16px;
    line-height: 1.35;
    letter-spacing: -0.02em;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.movie-card p {
    margin: 9px 0 12px;
    color: var(--slate-600);
    font-size: 13px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.movie-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    color: var(--slate-500);
    font-size: 12px;
    margin-bottom: 12px;
}

.movie-meta span:not(:last-child)::after {
    content: "·";
    margin-left: 6px;
    color: var(--slate-300);
}

.search-panel {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) auto;
    gap: 12px;
    padding: 18px;
    margin-bottom: 28px;
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.search-panel input,
.search-panel select {
    width: 100%;
    border: 1px solid var(--slate-200);
    border-radius: 14px;
    padding: 13px 14px;
    color: var(--slate-900);
    background: var(--slate-50);
    outline: none;
}

.search-panel input:focus,
.search-panel select:focus {
    border-color: var(--cyan-500);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.13);
}

.filter-btn {
    color: var(--white);
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-600));
}

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

.category-card a {
    display: flex;
    min-height: 240px;
    height: 100%;
    flex-direction: column;
    justify-content: space-between;
    padding: 26px;
    border-radius: var(--radius-lg);
    color: var(--white);
    background:
        radial-gradient(circle at 80% 20%, rgba(34, 211, 238, 0.3), transparent 28%),
        linear-gradient(135deg, var(--slate-900), var(--slate-800));
    box-shadow: var(--shadow-md);
    transition: transform 0.24s ease, box-shadow 0.24s ease;
}

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

.category-card h2 {
    margin: 0;
    font-size: 26px;
    letter-spacing: -0.03em;
}

.category-card p {
    margin: 12px 0 18px;
    color: var(--slate-300);
}

.category-mini-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0 20px;
}

.category-mini-links span,
.category-card > a > span {
    display: inline-flex;
    width: fit-content;
    color: var(--cyan-400);
    font-size: 13px;
    font-weight: 800;
}

.cta-band {
    color: var(--white);
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-600));
    text-align: center;
    padding: 68px 16px;
}

.cta-band h2 {
    margin: 0 0 12px;
    font-size: clamp(30px, 4vw, 48px);
    letter-spacing: -0.04em;
}

.cta-band p {
    margin: 0 auto 24px;
    max-width: 680px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 18px;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 16px 0;
    color: var(--slate-500);
    font-size: 14px;
}

.breadcrumb a {
    color: var(--cyan-600);
    font-weight: 700;
}

.breadcrumb a::after {
    content: "/";
    margin-left: 8px;
    color: var(--slate-300);
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 32px;
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 72px;
}

.detail-title {
    padding: 42px 0 24px;
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.detail-title h1 {
    font-size: clamp(32px, 5vw, 54px);
}

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

.detail-meta span {
    padding: 7px 11px;
    border-radius: 999px;
    background: var(--white);
    color: var(--slate-600);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.07);
    font-size: 13px;
    font-weight: 800;
}

.player-shell {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--slate-950);
    box-shadow: var(--shadow-lg);
}

.player-shell video {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--slate-950);
    cursor: pointer;
}

.player-cover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
    background: radial-gradient(circle, rgba(15, 23, 42, 0.15), rgba(2, 6, 23, 0.72));
    color: var(--white);
    pointer-events: auto;
}

.player-shell.is-started .player-cover {
    opacity: 0;
    pointer-events: none;
}

.player-start {
    color: var(--white);
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-600));
    box-shadow: 0 16px 36px rgba(37, 99, 235, 0.32);
    font-size: 18px;
}

.player-cover strong {
    font-size: 22px;
    letter-spacing: -0.02em;
}

.detail-content,
.side-panel {
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

.detail-content {
    margin-top: 28px;
    padding: 30px;
}

.detail-content h2,
.side-panel h2 {
    margin: 0 0 16px;
    font-size: 24px;
    letter-spacing: -0.03em;
}

.detail-content p {
    color: var(--slate-700);
    margin: 0 0 18px;
}

.side-panel {
    padding: 18px;
    height: fit-content;
    position: sticky;
    top: 102px;
}

.side-poster {
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
}

.side-poster img {
    width: 100%;
    aspect-ratio: 2 / 3;
    object-fit: cover;
}

.related-list {
    display: grid;
    gap: 12px;
}

.related-item {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 12px;
    align-items: center;
    padding: 8px;
    border-radius: 14px;
    transition: background 0.2s ease;
}

.related-item:hover {
    background: var(--slate-100);
}

.related-item img {
    width: 70px;
    aspect-ratio: 2 / 3;
    object-fit: cover;
    border-radius: 10px;
}

.related-item strong {
    display: block;
    color: var(--slate-900);
    font-size: 14px;
    line-height: 1.35;
}

.related-item small {
    color: var(--slate-500);
}

.site-footer {
    background: linear-gradient(180deg, var(--slate-900), var(--slate-950));
    color: var(--slate-300);
    padding: 54px 0 26px;
}

.footer-grid {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 32px;
}

.site-footer h2 {
    margin: 0 0 14px;
    color: var(--white);
    font-size: 18px;
}

.site-footer p {
    margin: 16px 0 0;
    color: var(--slate-400);
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.site-footer a {
    color: var(--slate-400);
}

.site-footer a:hover {
    color: var(--cyan-400);
}

.footer-bottom {
    width: min(1180px, calc(100% - 32px));
    margin: 34px auto 0;
    padding-top: 22px;
    border-top: 1px solid rgba(148, 163, 184, 0.18);
    color: var(--slate-500);
    font-size: 14px;
}

@keyframes heroFade {
    from {
        opacity: 0.35;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1100px) {
    .card-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

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

    .nav-links {
        gap: 14px;
        font-size: 14px;
    }
}

@media (max-width: 860px) {
    .top-nav {
        height: auto;
        min-height: 72px;
        flex-wrap: wrap;
        padding: 12px 0;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 10px 0 6px;
    }

    .nav-links.is-open {
        display: flex;
    }

    .nav-links a {
        padding: 10px 12px;
        border-radius: 12px;
        background: rgba(148, 163, 184, 0.08);
    }

    .hero-slide,
    .hero-slide.is-active {
        grid-template-columns: 1fr;
        gap: 28px;
        min-height: auto;
        padding: 64px 0 92px;
    }

    .hero-track {
        min-height: auto;
    }

    .hero-poster {
        width: min(280px, 72vw);
        margin: 0 auto;
    }

    .section-header {
        display: block;
    }

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

    .search-panel {
        grid-template-columns: 1fr;
    }

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

    .side-panel {
        position: static;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .brand-copy strong {
        font-size: 15px;
    }

    .brand-mark {
        width: 38px;
        height: 38px;
    }

    .hero-copy p,
    .page-title p {
        font-size: 16px;
    }

    .hero-actions {
        flex-direction: column;
    }

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

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

    .movie-card-body {
        padding: 13px;
    }

    .movie-card p {
        display: none;
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .detail-content {
        padding: 22px;
    }
}