:root {
    --primary-50: #e6f2f8;
    --primary-100: #cce5f1;
    --primary-600: #006494;
    --primary-700: #004b6f;
    --primary-800: #00324a;
    --secondary-600: #147494;
    --accent-50: #fef9e7;
    --accent-500: #f59e0b;
    --neutral-50: #f8f9fa;
    --neutral-100: #f1f3f5;
    --neutral-200: #e9ecef;
    --neutral-500: #6c757d;
    --neutral-700: #495057;
    --neutral-900: #212529;
    --white: #ffffff;
    --shadow-soft: 0 2px 15px rgba(0, 0, 0, 0.08);
    --shadow-strong: 0 8px 30px rgba(0, 0, 0, 0.16);
    --radius-lg: 18px;
    --radius-md: 12px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    color: var(--neutral-900);
    background: var(--neutral-50);
    line-height: 1.6;
}

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

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

button,
input {
    font: inherit;
}

.container {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid rgba(233, 236, 239, 0.92);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(14px);
}

.header-inner {
    width: min(var(--container), calc(100% - 32px));
    min-height: 76px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 22px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 12px;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-600), var(--secondary-600));
    box-shadow: var(--shadow-soft);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-text strong {
    font-size: 22px;
    letter-spacing: -0.02em;
}

.brand-text small {
    margin-top: 4px;
    color: var(--neutral-500);
    font-size: 12px;
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-left: auto;
}

.nav-link {
    color: var(--neutral-700);
    font-weight: 600;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.is-active {
    color: var(--primary-600);
}

.search-form,
.mobile-search,
.hero-search {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-form input,
.mobile-search input,
.hero-search input,
.page-filter {
    border: 1px solid var(--neutral-200);
    border-radius: 12px;
    min-height: 42px;
    padding: 0 14px;
    outline: none;
    background: var(--white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-form input {
    width: 220px;
}

.search-form input:focus,
.mobile-search input:focus,
.hero-search input:focus,
.page-filter:focus {
    border-color: var(--primary-600);
    box-shadow: 0 0 0 4px rgba(0, 100, 148, 0.12);
}

.search-form button,
.mobile-search button,
.hero-search button {
    border: 0;
    border-radius: 12px;
    min-height: 42px;
    padding: 0 16px;
    color: var(--white);
    background: var(--primary-600);
    cursor: pointer;
}

.menu-toggle {
    display: none;
    border: 0;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--neutral-100);
    color: var(--neutral-900);
    cursor: pointer;
}

.mobile-nav {
    display: none;
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
    padding: 0 0 18px;
}

.mobile-nav.is-open {
    display: grid;
    gap: 10px;
}

.mobile-nav a {
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--neutral-700);
    background: var(--neutral-50);
}

.hero {
    position: relative;
    min-height: 650px;
    overflow: hidden;
    color: var(--white);
    background: var(--primary-800);
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.55s ease, visibility 0.55s ease;
}

.hero-slide.is-active {
    opacity: 1;
    visibility: visible;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.02);
}

.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 20%, rgba(255, 255, 255, 0.16), transparent 26%), linear-gradient(0deg, rgba(0, 50, 74, 0.86), transparent 55%);
}

.hero-grid {
    position: relative;
    z-index: 2;
    width: min(var(--container), calc(100% - 32px));
    min-height: 650px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) 390px;
    align-items: center;
    gap: 52px;
    padding: 80px 0;
}

.hero-copy h2,
.page-hero h1,
.detail-hero h1 {
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.hero-copy h2 {
    max-width: 760px;
    font-size: clamp(42px, 7vw, 76px);
    line-height: 1.02;
}

.hero-copy p {
    max-width: 680px;
    margin: 24px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 19px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    color: var(--accent-50);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.hero-tags span,
.detail-facts span {
    border-radius: 999px;
    padding: 7px 12px;
    color: var(--primary-50);
    background: rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(10px);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.hero-actions.center {
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 20px;
    border-radius: 12px;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.btn-light {
    color: var(--primary-700);
    background: var(--white);
}

.btn-ghost {
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.38);
    background: rgba(255, 255, 255, 0.12);
}

.btn-primary {
    color: var(--white);
    background: var(--primary-600);
}

.hero-poster {
    display: block;
    border: 8px solid rgba(255, 255, 255, 0.16);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
    transform: rotate(2deg);
}

.hero-poster img {
    width: 100%;
    aspect-ratio: 2 / 3;
    object-fit: cover;
    background: rgba(255, 255, 255, 0.08);
}

.hero-controls {
    position: absolute;
    left: 50%;
    bottom: 34px;
    z-index: 4;
    display: flex;
    gap: 12px;
    width: min(var(--container), calc(100% - 32px));
    transform: translateX(-50%);
}

.hero-controls button,
.hero-dots button {
    border: 0;
    color: var(--white);
    background: rgba(255, 255, 255, 0.18);
    cursor: pointer;
}

.hero-controls button {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    font-size: 28px;
}

.hero-dots {
    position: absolute;
    right: max(16px, calc((100% - var(--container)) / 2));
    bottom: 48px;
    z-index: 4;
    display: flex;
    gap: 8px;
}

.hero-dots button {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    padding: 0;
}

.hero-dots button.is-active {
    width: 28px;
    background: var(--white);
}

.quick-categories {
    margin-top: -54px;
    position: relative;
    z-index: 6;
}

.quick-categories .container {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
}

.category-card,
.category-overview-card,
.detail-card,
.player-card,
.side-panel,
.ranking-box,
.cta-card {
    border: 1px solid rgba(233, 236, 239, 0.92);
    background: var(--white);
    box-shadow: var(--shadow-soft);
}

.category-card {
    min-height: 124px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
    border-radius: var(--radius-lg);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.category-card strong {
    font-size: 20px;
}

.category-card span {
    color: var(--neutral-500);
    font-size: 14px;
}

.content-section {
    padding: 76px 0;
}

.bg-panel {
    background: linear-gradient(180deg, var(--white), var(--primary-50));
}

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

.section-title h2 {
    margin: 0 0 8px;
    font-size: clamp(24px, 4vw, 34px);
    letter-spacing: -0.03em;
}

.section-title p {
    margin: 0;
    color: var(--neutral-500);
}

.section-title.small h2 {
    font-size: 26px;
}

.section-more {
    color: var(--primary-600);
    font-weight: 700;
}

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

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

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

.movie-card {
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow-soft);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.poster-link {
    position: relative;
    display: block;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-100), var(--neutral-100));
}

.poster-link img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    transition: transform 0.24s ease;
}

.movie-card:hover .poster-link img,
.side-item:hover img {
    transform: scale(1.05);
}

.play-chip,
.rank-badge {
    position: absolute;
    z-index: 2;
    border-radius: 999px;
    padding: 6px 10px;
    color: var(--white);
    font-size: 13px;
    font-weight: 800;
    background: rgba(0, 100, 148, 0.88);
}

.play-chip {
    right: 12px;
    bottom: 12px;
}

.rank-badge {
    left: 12px;
    top: 12px;
    min-width: 34px;
    text-align: center;
    background: linear-gradient(135deg, var(--accent-500), #ef4444);
}

.card-body {
    padding: 18px;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--neutral-500);
    font-size: 13px;
}

.card-body h3 {
    margin: 10px 0 8px;
    font-size: 20px;
    line-height: 1.35;
}

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

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

.tag-row,
.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.tag-row span,
.detail-tags a {
    border-radius: 999px;
    padding: 5px 9px;
    color: var(--primary-700);
    background: var(--primary-50);
    font-size: 12px;
    font-weight: 700;
}

.two-column {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) 380px;
    gap: 34px;
    align-items: start;
}

.ranking-box,
.side-panel {
    border-radius: var(--radius-lg);
    padding: 22px;
}

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

.side-item {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
}

.side-item img {
    width: 112px;
    height: 70px;
    border-radius: 12px;
    object-fit: cover;
    background: var(--neutral-100);
    transition: transform 0.2s ease;
}

.side-item strong {
    display: -webkit-box;
    overflow: hidden;
    font-size: 15px;
    line-height: 1.35;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.side-item em {
    display: block;
    margin-top: 4px;
    color: var(--neutral-500);
    font-size: 12px;
    font-style: normal;
}

.cta-panel {
    padding: 0 0 76px;
}

.cta-card {
    padding: 48px 28px;
    border-radius: 28px;
    color: var(--white);
    text-align: center;
    background: linear-gradient(135deg, var(--primary-700), var(--primary-600), var(--secondary-600));
}

.cta-card h2 {
    margin: 0 0 12px;
    font-size: clamp(28px, 4vw, 42px);
}

.cta-card p {
    max-width: 720px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.86);
}

.page-hero {
    padding: 76px 0;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-800), var(--primary-600), var(--secondary-600));
}

.page-hero.slim h1 {
    max-width: 860px;
    font-size: clamp(36px, 6vw, 60px);
    line-height: 1.08;
}

.page-hero p {
    max-width: 720px;
    margin: 18px 0 0;
    color: rgba(255, 255, 255, 0.84);
    font-size: 18px;
}

.hero-search {
    max-width: 620px;
    margin-top: 28px;
}

.hero-search input {
    flex: 1;
    min-width: 0;
}

.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
}

.page-filter {
    width: min(460px, 100%);
}

.category-overview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.category-overview-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.category-main-link {
    display: block;
    padding: 24px;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-700), var(--secondary-600));
}

.category-main-link span {
    display: block;
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: 800;
}

.category-main-link strong {
    color: rgba(255, 255, 255, 0.86);
    font-weight: 500;
}

.category-samples {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 18px 24px 24px;
}

.category-samples a {
    border-radius: 999px;
    padding: 7px 10px;
    color: var(--neutral-700);
    background: var(--neutral-100);
    font-size: 13px;
}

.detail-hero {
    color: var(--white);
    background-size: cover;
    background-position: center;
}

.detail-hero-inner {
    padding: 74px 0;
}

.breadcrumb,
.breadcrumb-sep {
    color: rgba(255, 255, 255, 0.76);
    font-weight: 700;
}

.detail-hero h1 {
    max-width: 900px;
    margin-top: 22px;
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.06;
}

.detail-hero p {
    max-width: 760px;
    margin: 20px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 18px;
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 28px;
    padding: 48px 0 78px;
}

.detail-main {
    min-width: 0;
}

.player-card,
.detail-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

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

.player-start {
    position: absolute;
    inset: 0;
    display: grid;
    place-content: center;
    gap: 12px;
    border: 0;
    color: var(--white);
    background: radial-gradient(circle, rgba(0, 100, 148, 0.28), rgba(0, 0, 0, 0.55));
    cursor: pointer;
}

.player-start.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.player-start span {
    display: grid;
    place-items: center;
    width: 78px;
    height: 78px;
    margin: 0 auto;
    border-radius: 999px;
    color: var(--primary-700);
    background: var(--white);
    box-shadow: var(--shadow-strong);
}

.player-start strong {
    font-size: 18px;
}

.detail-card {
    margin-top: 24px;
    padding: 28px;
    background: var(--white);
    box-shadow: var(--shadow-soft);
}

.detail-heading {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    border-bottom: 1px solid var(--neutral-200);
    padding-bottom: 20px;
    margin-bottom: 22px;
}

.detail-heading h2,
.detail-card h2,
.side-panel h2 {
    margin: 0 0 10px;
    font-size: 24px;
}

.detail-heading p,
.detail-text {
    margin: 0;
    color: var(--neutral-700);
}

.detail-heading a {
    align-self: start;
    flex: 0 0 auto;
    border-radius: 999px;
    padding: 8px 12px;
    color: var(--primary-700);
    background: var(--primary-50);
    font-weight: 800;
}

.detail-text {
    margin-bottom: 24px;
    font-size: 17px;
}

.detail-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.detail-facts span {
    color: var(--neutral-700);
    background: var(--neutral-100);
}

.detail-tags a {
    font-size: 13px;
}

.related-section {
    padding-bottom: 0;
}

.detail-side {
    display: grid;
    align-content: start;
    gap: 20px;
}

.poster-large {
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    background: var(--neutral-100);
}

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

.site-footer {
    background: var(--neutral-900);
    color: rgba(255, 255, 255, 0.76);
}

.footer-inner {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    gap: 36px;
    padding: 48px 0;
}

.footer-logo {
    color: var(--white);
    font-size: 24px;
    font-weight: 800;
}

.footer-brand p {
    max-width: 520px;
    margin: 12px 0 0;
}

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

.footer-links a {
    border-radius: 999px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.08);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 16px;
    text-align: center;
    color: rgba(255, 255, 255, 0.58);
}

.is-filter-hidden {
    display: none !important;
}

@media (max-width: 1120px) {
    .desktop-nav {
        display: none;
    }

    .search-form {
        margin-left: auto;
    }

    .hero-grid {
        grid-template-columns: minmax(0, 1fr) 300px;
    }

    .quick-categories .container,
    .movie-grid,
    .all-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

    .detail-side {
        grid-template-columns: 280px minmax(0, 1fr);
    }
}

@media (max-width: 820px) {
    .header-inner {
        min-height: 68px;
    }

    .brand-text small,
    .search-form {
        display: none;
    }

    .menu-toggle {
        display: inline-grid;
        place-items: center;
        margin-left: auto;
    }

    .hero,
    .hero-grid {
        min-height: 760px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        align-content: center;
        gap: 28px;
        padding: 74px 0 96px;
    }

    .hero-copy h2 {
        font-size: clamp(38px, 12vw, 58px);
    }

    .hero-poster {
        width: min(260px, 80%);
        transform: none;
    }

    .hero-dots {
        left: 16px;
        right: auto;
    }

    .quick-categories {
        margin-top: 0;
        padding-top: 18px;
    }

    .quick-categories .container,
    .movie-grid,
    .compact-grid,
    .all-grid,
    .category-overview-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .section-title,
    .filter-bar,
    .detail-heading,
    .footer-inner {
        align-items: stretch;
        flex-direction: column;
        display: flex;
    }

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

    .poster-large {
        max-width: 280px;
    }

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

@media (max-width: 560px) {
    .brand-text strong {
        font-size: 19px;
    }

    .hero,
    .hero-grid {
        min-height: 720px;
    }

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

    .quick-categories .container,
    .movie-grid,
    .compact-grid,
    .all-grid,
    .category-overview-grid {
        grid-template-columns: 1fr;
    }

    .content-section {
        padding: 54px 0;
    }

    .card-body h3 {
        font-size: 18px;
    }

    .side-item {
        grid-template-columns: 96px minmax(0, 1fr);
    }

    .side-item img {
        width: 96px;
        height: 64px;
    }

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