:root {
  --primary: #18c7b8;
  --primary-dark: #0d6f72;
  --primary-soft: rgba(24, 199, 184, 0.13);
  --accent: #d7a84b;
  --bg: #071012;
  --surface: #101c20;
  --surface-strong: #17282e;
  --text: #f4fbfb;
  --muted: #a7bbbe;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: rgba(0, 0, 0, 0.28);
}
* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif; background: radial-gradient(circle at 20% 0%, rgba(24,199,184,.16), transparent 32%), var(--bg); color: var(--text); line-height: 1.72; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, nav, main, section, article, footer { display: block; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(7, 16, 18, 0.92); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.mobile-header { height: 64px; display: flex; align-items: center; justify-content: space-between; padding: 0 16px; }
.desktop-header { display: none; max-width: 1200px; margin: 0 auto; height: 76px; align-items: center; gap: 28px; padding: 0 24px; }
.logo img { width: 118px; height: auto; border-radius: 12px; }
.mobile-logo { position: absolute; left: 50%; transform: translateX(-50%); }
.mobile-logo img { width: 104px; }
.menu-button { width: 42px; height: 42px; border: 1px solid var(--border); background: var(--surface); border-radius: 14px; display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; padding: 0 10px; cursor: pointer; }
.menu-button span { height: 2px; border-radius: 999px; background: var(--text); }
nav a { color: var(--muted); font-weight: 700; transition: color .2s ease, background .2s ease; }
nav a:hover, nav a.active { color: var(--primary); }
.mobile-nav { display: grid; gap: 8px; position: fixed; inset: 64px auto 0 0; width: min(82vw, 320px); background: rgba(10, 24, 28, 0.98); padding: 18px; border-right: 1px solid var(--border); transform: translateX(-110%); transition: transform .25s ease; box-shadow: 18px 0 40px var(--shadow); }
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { padding: 12px 14px; border-radius: 14px; background: rgba(255,255,255,.04); }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 2px; flex: 1; }
.desktop-nav a { padding: 11px 13px; border-radius: 999px; font-size: 14px; }
.desktop-nav a:hover, .desktop-nav a.active { background: var(--primary-soft); color: var(--primary); }
.desktop-tools { display: flex; align-items: center; gap: 14px; }
.search-icon { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border); position: relative; background: rgba(255,255,255,.04); }
.search-icon::before { content: ""; position: absolute; width: 13px; height: 13px; border: 2px solid var(--muted); border-radius: 50%; left: 11px; top: 10px; }
.search-icon::after { content: ""; position: absolute; width: 9px; height: 2px; background: var(--muted); transform: rotate(45deg); left: 23px; top: 25px; border-radius: 999px; }
.top-action-button, .main-button { background: var(--primary); color: #031011; border-radius: 999px; font-weight: 900; display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 18px; box-shadow: 0 12px 30px rgba(24,199,184,.18); }
.top-action-button:hover, .main-button:hover, .category-grid a:hover, .info-card a:hover, .service-card a:hover, .inline-links a:hover { filter: brightness(0.85); }
main { min-height: 60vh; }
.movie-hero { position: relative; min-height: 660px; display: grid; align-items: end; padding: 260px 20px 64px; overflow: hidden; }
.banner-section { border-bottom: 1px solid var(--border); }
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; opacity: .62; }
.hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7,16,18,.26), rgba(7,16,18,.96)); z-index: 1; }
.hero-content { max-width: 1040px; margin: 0 auto; width: 100%; }
.movie-hero h1, .page-hero h1 { font-size: clamp(32px, 8vw, 72px); line-height: 1.05; letter-spacing: -0.04em; margin: 16px 0; max-width: 980px; }
.movie-hero p, .page-hero p { color: var(--muted); font-size: clamp(16px, 2vw, 20px); max-width: 780px; }
.data-badge { display: inline-flex; align-items: center; width: fit-content; gap: 8px; border: 1px solid rgba(24,199,184,.42); color: var(--primary); background: var(--primary-soft); border-radius: 999px; padding: 6px 12px; font-weight: 800; font-size: 13px; }
.content-section { width: min(1160px, calc(100% - 36px)); margin: 0 auto; padding: 56px 0; }
.section-heading { margin-bottom: 24px; }
.section-heading h2, .content-section h2 { font-size: clamp(26px, 4vw, 44px); line-height: 1.15; margin: 12px 0; letter-spacing: -0.03em; }
.section-heading p, .info-card p, .service-card p, .faq-item p, .article-flow p { color: var(--muted); }
.split-title { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px; }
.split-title > a, .category-grid a, .info-card a, .service-card a, .inline-links a { color: #031011; background: var(--primary); border-radius: 999px; padding: 8px 14px; font-weight: 900; display: inline-flex; margin-top: 12px; }
.responsive-grid, .stats-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
.info-card, .service-card, .faq-item { background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.026)); border: 1px solid var(--border); border-radius: 20px; padding: 22px; box-shadow: 0 20px 50px var(--shadow); }
.info-card strong { display: block; font-size: clamp(34px, 7vw, 58px); line-height: 1; color: var(--primary); letter-spacing: -0.05em; }
.info-card span { color: var(--text); font-weight: 900; }
.movie-card { overflow: hidden; border-radius: 24px; border: 1px solid var(--border); background: var(--surface-strong); }
.movie-card > div { padding: 22px; }
.movie-card img { width: 100%; height: 260px; object-fit: cover; }
.category-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
.featured-card { grid-column: 1 / -1; }
.trend-list { display: grid; gap: 14px; }
.trend-list article { display: grid; grid-template-columns: 74px 1fr; gap: 16px; align-items: start; background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 18px; }
.trend-list span { color: var(--primary); font-weight: 900; }
.timeline-list article { position: relative; }
.device-showcase { display: grid; gap: 26px; align-items: center; background: linear-gradient(135deg, rgba(24,199,184,.10), rgba(215,168,75,.08)); border: 1px solid var(--border); border-radius: 28px; padding: 28px; }
.device-showcase img { border-radius: 22px; border: 1px solid var(--border); }
.security-section, .parental-guidance-section { background: rgba(255,255,255,.025); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); width: 100%; max-width: none; padding-left: max(18px, calc((100% - 1160px)/2)); padding-right: max(18px, calc((100% - 1160px)/2)); }
.alert-box { border: 1px solid rgba(215,168,75,.38); background: rgba(215,168,75,.12); color: #f7e7c2; border-radius: 18px; padding: 18px; margin-top: 20px; }
.analytics-grid img { border-radius: 22px; min-height: 220px; object-fit: cover; border: 1px solid var(--border); }
.cta-section { width: min(1120px, calc(100% - 36px)); margin: 34px auto 70px; text-align: center; padding: 48px 22px; border: 1px solid rgba(24,199,184,.35); border-radius: 30px; background: radial-gradient(circle at 50% 0, rgba(24,199,184,.22), rgba(255,255,255,.04)); }
.cta-section h2 { font-size: clamp(28px, 5vw, 50px); line-height: 1.1; margin: 16px auto; max-width: 820px; }
.cta-section p { color: var(--muted); max-width: 680px; margin: 0 auto 22px; }
.page-hero { width: min(1160px, calc(100% - 36px)); margin: 0 auto; padding: 78px 0 26px; }
.two-column { display: grid; gap: 16px; grid-template-columns: 1fr; }
.article-flow { display: grid; gap: 18px; }
.wide-card { grid-column: 1 / -1; }
.check-list { display: grid; gap: 14px; }
.feature-band { display: grid; gap: 16px; align-items: stretch; }
.feature-band img { border-radius: 22px; height: 100%; object-fit: cover; border: 1px solid var(--border); }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.faq-list { display: grid; gap: 16px; }
.faq-item h2 { font-size: 20px; margin-top: 0; }
.site-footer { background: #050a0c; border-top: 1px solid var(--border); margin-top: 40px; }
.footer-inner { width: min(1160px, calc(100% - 36px)); margin: 0 auto; padding: 46px 0 36px; }
.footer-logo { width: 118px; border-radius: 12px; margin-bottom: 14px; }
.footer-brand p, .footer-grid p, .footer-alert { color: var(--muted); }
.footer-grid { display: grid; gap: 16px; margin: 26px 0; }
.footer-grid > div { border: 1px solid var(--border); border-radius: 18px; padding: 18px; background: rgba(255,255,255,.03); }
.footer-grid h2 { font-size: 18px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.footer-links a { padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; }
.footer-alert { border-left: 4px solid var(--primary); padding: 12px 16px; background: var(--primary-soft); border-radius: 14px; }
@media (min-width: 640px) {
  .responsive-grid, .stats-grid, .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .movie-hero { padding-left: 36px; padding-right: 36px; }
}
@media (min-width: 900px) {
  .mobile-header, .mobile-nav { display: none; }
  .desktop-header { display: flex; }
  .movie-hero { min-height: 720px; padding-top: 220px; }
  .responsive-grid, .stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: 1.2fr .8fr .8fr; }
  .featured-card { display: grid; grid-template-columns: 1fr 1fr; }
  .movie-card img { height: 100%; }
  .device-showcase { grid-template-columns: 1fr 1fr; padding: 42px; }
  .two-column { grid-template-columns: 1.5fr .8fr; }
  .feature-band { grid-template-columns: 1fr .8fr; }
  .footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1120px) {
  .desktop-nav a { padding-left: 16px; padding-right: 16px; }
  .content-section { padding-top: 70px; padding-bottom: 70px; }
}