/* 多端响应式增强 */
html, body { max-width: 100%; overflow-x: hidden; }
img { height: auto; }

@media (min-width: 1400px) {
  :root { --max: 1280px; }
  .hero { min-height: 760px; }
  .hero-posters { transform: scale(1.04); }
  .poster-grid { gap: 22px; }
}

@media (max-width: 1180px) {
  .header,
  .hero,
  .quick-features,
  .hot-section,
  .feature-section,
  .free-section,
  .faq { width: 100%; }
  .hero { gap: 38px; }
  .poster-main { width: 340px; height: 470px; }
  .poster-left, .poster-right { width: 255px; height: 360px; }
  .feature-section, .free-section { gap: 58px; }
}

@media (max-width: 920px) {
  .header { position: sticky; top: 0; height: 70px; background: rgba(11,10,8,.9); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
  .hero { min-height: auto; padding-top: 55px; text-align: center; }
  .hero-copy { max-width: 700px; margin: 0 auto; }
  .hero-actions, .hero-points { justify-content: center; }
  .hero-posters { height: 500px; }
  .poster-main { width: 350px; height: 470px; }
  .poster-left, .poster-right { width: 260px; height: 350px; }
  .quick-features { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .quick-features article { padding: 20px 16px; }
  .quick-features strong { display: none; }
  .poster-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .show-card figure { height: auto; aspect-ratio: 3 / 4; }
  .feature-section, .free-section { grid-template-columns: minmax(0,1fr); }
  .feature-image, .free-poster { width: min(100%, 620px); margin: 0 auto; }
  .podium { max-width: 720px; }
}

@media (max-width: 768px) {
  .hero h1 { font-size: clamp(40px, 10vw, 58px); }
  .lead { max-width: 620px; margin-left: auto; margin-right: auto; }
  .quick-features { grid-template-columns: 1fr; }
  .quick-features article { justify-content: center; text-align: center; }
  .feature-image { height: auto; aspect-ratio: 4 / 5; }
  .free-poster { height: auto; aspect-ratio: 3 / 4; }
  .download-panel { flex-direction: column; align-items: stretch; text-align: center; }
  .download-btn.large { width: 100%; }
}

@media (max-width: 600px) {
  .header { padding-left: 15px; padding-right: 15px; }
  .logo img { width: 152px; }
  .hero { padding-left: 16px; padding-right: 16px; }
  .hero-actions { width: 100%; }
  .download-btn { width: 100%; }
  .hero-posters { width: 100%; max-width: 430px; height: 390px; left: auto; transform: none; margin-left: auto; margin-right: auto; overflow: visible; }
  .poster-main { width: min(62vw, 252px); height: 350px; }
  .poster-left, .poster-right { width: min(39vw, 164px); height: 246px; top: 62px; }
  .poster-left { left: 0; }
  .poster-right { right: 0; }
  .now-playing { max-width: calc(100vw - 40px); }
  .hot-section, .feature-section, .wish-section, .free-section, .faq { padding-left: 16px; padding-right: 16px; }
  .poster-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .show-card figure { aspect-ratio: 3 / 4; }
  .show-card p { line-height: 1.45; }
  .mini-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .rank-card, .rank-card.first { min-height: 0; }
  .rank-cover, .first .rank-cover { width: 78px; height: 104px; }
  .rank-card h3 { font-size: 16px; }
  .download-panel { margin-left: 16px; margin-right: 16px; }
}

@media (max-width: 420px) {
  .hero h1 { font-size: 38px; }
  .hero-posters { height: 342px; max-width: 370px; }
  .poster-main { width: min(61vw, 226px); height: 320px; }
  .poster-left, .poster-right { width: min(37vw, 138px); height: 214px; top: 60px; }
  .poster-left { left: 0; }
  .poster-right { right: 0; }
  .now-playing { bottom: -12px; padding: 10px 13px; }
  .poster-grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; }
  .show-card h3 { font-size: 15px; }
  .show-card p { font-size: 12px; }
  .mini-grid { grid-template-columns: 1fr; }
  .rank-card { gap: 12px; }
  .rank-cover, .first .rank-cover { width: 70px; height: 94px; }
  .download-panel { padding: 32px 19px; }
}

@media (max-height: 520px) and (orientation: landscape) {
  body { padding-bottom: 0; }
  .mobile-download { display: none; }
  .hero { grid-template-columns: 1fr 1fr; text-align: left; padding-top: 35px; }
  .hero-actions, .hero-points { justify-content: flex-start; }
  .hero-posters { height: 360px; transform: none; left: auto; }
  .poster-main { width: 240px; height: 330px; }
  .poster-left, .poster-right { width: 165px; height: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}