:root {
    --primary-50: #f0f9ff;
    --primary-100: #e0f2fe;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --primary-700: #0369a1;
    --accent-600: #059669;
    --secondary-600: #b45309;
    --neutral-50: #fafaf9;
    --neutral-100: #f5f5f4;
    --neutral-200: #e7e5e4;
    --neutral-400: #a8a29e;
    --neutral-500: #78716c;
    --neutral-600: #57534e;
    --neutral-700: #44403c;
    --neutral-900: #1c1917;
    --shadow-soft: 0 2px 8px rgba(0, 0, 0, .08);
    --shadow-hover: 0 12px 30px rgba(3, 105, 161, .16);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

img,
video {
    display: block;
    width: 100%;
    height: auto;
}

button,
input,
select {
    font: inherit;
}

.container-custom {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--neutral-200);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: .02em;
}

.logo-mark {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
    border-radius: 12px;
    box-shadow: 0 10px 24px rgba(2, 132, 199, .24);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
    color: var(--neutral-600);
    font-size: 15px;
    font-weight: 600;
}

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

.header-search {
    display: flex;
    align-items: center;
    width: min(340px, 30vw);
    border: 1px solid var(--neutral-200);
    border-radius: 999px;
    padding: 4px;
    background: #fff;
}

.header-search input {
    width: 100%;
    border: 0;
    outline: 0;
    padding: 8px 12px;
    background: transparent;
}

.header-search button,
.mobile-toggle {
    border: 0;
    color: var(--primary-600);
    background: var(--primary-50);
    border-radius: 999px;
    padding: 8px 12px;
    cursor: pointer;
}

.mobile-toggle {
    display: none;
}

.mobile-panel {
    display: none;
    border-top: 1px solid var(--neutral-200);
    padding: 14px 0 20px;
}

.mobile-panel a {
    display: block;
    padding: 10px 0;
    color: var(--neutral-700);
    font-weight: 600;
}

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

.btn-primary,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 12px;
    padding: 12px 22px;
    font-weight: 700;
    transition: transform .2s ease, background .2s ease, color .2s ease;
}

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

.btn-primary:hover {
    background: var(--primary-700);
    transform: translateY(-1px);
}

.btn-ghost {
    color: #fff;
    background: rgba(255, 255, 255, .18);
    backdrop-filter: blur(6px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, .28);
}

.hero {
    position: relative;
    min-height: 600px;
    overflow: hidden;
    background: var(--neutral-900);
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 900ms ease;
}

.hero-slide.active {
    opacity: 1;
}

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

.hero-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0, 0, 0, .84), rgba(0, 0, 0, .52) 42%, rgba(0, 0, 0, .08));
}

.hero-content {
    position: relative;
    z-index: 2;
    min-height: 600px;
    display: flex;
    align-items: center;
}

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

.hero-eyebrow {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 18px;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .16);
    font-size: 14px;
}

.hero-copy h1 {
    margin: 0 0 18px;
    font-size: clamp(38px, 6vw, 68px);
    line-height: 1.06;
    letter-spacing: -.04em;
}

.hero-copy p {
    max-width: 640px;
    margin: 0 0 28px;
    color: rgba(255, 255, 255, .9);
    font-size: clamp(17px, 2vw, 22px);
}

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

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.hero-tags span,
.meta-chip,
.tag-chip {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 6px 11px;
    font-size: 13px;
    font-weight: 600;
}

.hero-tags span {
    color: #fff;
    background: rgba(255, 255, 255, .18);
}

.hero-control {
    position: absolute;
    z-index: 3;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: 0;
    color: #fff;
    background: rgba(0, 0, 0, .42);
    border-radius: 999px;
    cursor: pointer;
}

.hero-control:hover {
    background: rgba(0, 0, 0, .66);
}

.hero-prev {
    left: 22px;
}

.hero-next {
    right: 22px;
}

.hero-dots {
    position: absolute;
    left: 50%;
    bottom: 28px;
    z-index: 3;
    display: flex;
    gap: 8px;
    transform: translateX(-50%);
}

.hero-dot {
    width: 9px;
    height: 9px;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, .52);
    cursor: pointer;
    transition: width .2s ease, background .2s ease;
}

.hero-dot.active {
    width: 30px;
    background: #fff;
}

.section {
    padding: 56px 0;
}

.section.alt {
    background: var(--neutral-100);
}

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

.section-title {
    margin: 0;
    font-size: clamp(26px, 4vw, 36px);
    line-height: 1.18;
    letter-spacing: -.02em;
}

.section-desc {
    margin: 8px 0 0;
    color: var(--neutral-600);
}

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

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

.movie-grid.compact {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card {
    overflow: hidden;
    border: 1px solid var(--neutral-200);
    border-radius: 18px;
    background: #fff;
    box-shadow: var(--shadow-soft);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-100);
    box-shadow: var(--shadow-hover);
}

.poster {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--neutral-200);
}

.poster img {
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.card:hover .poster img {
    transform: scale(1.06);
}

.poster-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    color: #fff;
    border-radius: 999px;
    padding: 5px 10px;
    background: rgba(2, 132, 199, .86);
    font-size: 12px;
    font-weight: 700;
}

.card-body {
    padding: 16px;
}

.card-title {
    margin: 0 0 8px;
    font-size: 18px;
    line-height: 1.35;
}

.card-text {
    min-height: 48px;
    margin: 0 0 14px;
    color: var(--neutral-600);
    font-size: 14px;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.meta-chip {
    color: var(--neutral-700);
    background: var(--neutral-100);
}

.tag-chip {
    color: var(--primary-700);
    background: var(--primary-50);
}

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

.category-card {
    position: relative;
    min-height: 148px;
    overflow: hidden;
    border-radius: 20px;
    padding: 22px;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
    box-shadow: var(--shadow-soft);
}

.category-card:nth-child(2n) {
    background: linear-gradient(135deg, var(--secondary-600), var(--primary-700));
}

.category-card h3 {
    margin: 0 0 8px;
    font-size: 22px;
}

.category-card p {
    margin: 0;
    color: rgba(255, 255, 255, .88);
    font-size: 14px;
}

.page-hero {
    padding: 54px 0 34px;
    background: linear-gradient(135deg, var(--primary-50), #fff, #ecfdf5);
    border-bottom: 1px solid var(--neutral-200);
}

.page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(32px, 5vw, 52px);
    line-height: 1.12;
}

.page-hero p {
    max-width: 820px;
    margin: 0;
    color: var(--neutral-600);
    font-size: 18px;
}

.filter-bar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    margin: 28px 0;
}

.input-field,
.select-field {
    width: 100%;
    border: 1px solid var(--neutral-200);
    border-radius: 14px;
    padding: 12px 14px;
    outline: 0;
    background: #fff;
}

.input-field:focus,
.select-field:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-100);
}

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

.rank-item {
    display: grid;
    grid-template-columns: 72px 180px 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--neutral-200);
    border-radius: 20px;
    background: #fff;
    box-shadow: var(--shadow-soft);
}

.rank-number {
    color: var(--primary-600);
    font-size: 30px;
    font-weight: 900;
    text-align: center;
}

.rank-cover {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 14px;
    background: var(--neutral-200);
}

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

.rank-info h2,
.rank-info h3 {
    margin: 0 0 6px;
    font-size: 20px;
}

.rank-info p {
    margin: 0;
    color: var(--neutral-600);
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 28px;
    align-items: start;
}

.player-box {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    background: #000;
    box-shadow: 0 28px 70px rgba(0, 0, 0, .26);
}

.video-player {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
}

.player-trigger {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    color: #fff;
    background: radial-gradient(circle, rgba(2, 132, 199, .28), rgba(0, 0, 0, .42));
    cursor: pointer;
}

.player-box.is-playing .player-trigger {
    display: none;
}

.play-icon {
    width: 84px;
    height: 84px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: rgba(2, 132, 199, .92);
    box-shadow: 0 18px 38px rgba(0, 0, 0, .32);
    font-size: 34px;
}

.detail-panel,
.side-panel {
    border: 1px solid var(--neutral-200);
    border-radius: 22px;
    padding: 24px;
    background: #fff;
    box-shadow: var(--shadow-soft);
}

.detail-title {
    margin: 24px 0 10px;
    font-size: clamp(30px, 5vw, 48px);
    line-height: 1.12;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 16px 0 24px;
}

.prose h2 {
    margin: 28px 0 10px;
    font-size: 24px;
}

.prose p {
    margin: 0 0 14px;
    color: var(--neutral-700);
    font-size: 17px;
}

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

.side-link {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 12px;
    align-items: center;
    padding: 8px;
    border-radius: 14px;
}

.side-link:hover {
    background: var(--primary-50);
}

.side-link img {
    height: 58px;
    border-radius: 10px;
    object-fit: cover;
}

.side-link strong {
    display: block;
    margin-bottom: 3px;
}

.side-link span {
    color: var(--neutral-500);
    font-size: 13px;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--neutral-600);
    font-size: 14px;
    margin-bottom: 20px;
}

.breadcrumb a:hover {
    color: var(--primary-600);
}

.site-footer {
    margin-top: 72px;
    color: var(--neutral-300);
    background: var(--neutral-900);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 32px;
    padding: 44px 0;
}

.site-footer h3 {
    margin: 0 0 14px;
    color: #fff;
}

.site-footer p,
.site-footer a {
    color: var(--neutral-400);
}

.footer-links {
    display: grid;
    gap: 8px;
}

.footer-bottom {
    padding: 22px 0;
    border-top: 1px solid rgba(255, 255, 255, .1);
    text-align: center;
    color: var(--neutral-400);
}

.hidden-card {
    display: none !important;
}

@media (max-width: 1100px) {
    .movie-grid,
    .movie-grid.compact {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

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

@media (max-width: 820px) {
    .nav-links,
    .header-search {
        display: none;
    }

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

    .hero,
    .hero-content {
        min-height: 560px;
    }

    .hero-control {
        display: none;
    }

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

    .section-head,
    .filter-bar {
        display: block;
    }

    .filter-bar .select-field {
        margin-top: 12px;
    }

    .rank-item {
        grid-template-columns: 54px 108px 1fr;
    }

    .rank-item .btn-primary {
        grid-column: 2 / 4;
    }

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

@media (max-width: 540px) {
    .container-custom {
        width: min(100% - 22px, 1280px);
    }

    .hero,
    .hero-content {
        min-height: 520px;
    }

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

    .rank-item {
        grid-template-columns: 44px 1fr;
    }

    .rank-cover {
        display: none;
    }
}