/* 首页形象片：深蓝品牌封面，右侧播放控件避开Logo。 */
.home-video { position: relative; padding-block: clamp(58px, 6vw, 88px); background: #08243d; color: #fff; }
.home-video::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 85% 20%, #28517136, transparent 65%); pointer-events: none; }
.home-video-layout { position: relative; display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.9fr); gap: clamp(34px, 4vw, 60px); align-items: center; }
.home-video-heading { padding-block: 12px; }
.home-video-heading .eyebrow { margin-bottom: 20px; color: #d8ba80; font: 10px/1.6 Georgia, serif; letter-spacing: .22em; }
.home-video h2 { color: #fff; font-size: clamp(36px, 3.5vw, 50px); line-height: 1.3; letter-spacing: .08em; white-space: nowrap; }
.film-heading-line { display: block; width: 38px; height: 1px; margin-block: 26px; background: #d8ba80; }
.home-video-intro { max-width: 13em; color: #ced9e0; font: 17px/2 var(--serif); letter-spacing: .06em; text-wrap: balance; }
.film-heading-note { margin-top: 54px; color: #aebfc9; font-size: 12px; letter-spacing: .1em; }
.association-film { position: relative; min-width: 0; }
.film-stage { position: relative; aspect-ratio: 16 / 9; background: #041424; border: 1px solid #d9c08e65; box-shadow: 0 18px 50px #00000020; }
.film-cover, .film-player, .film-poster { width: 100%; height: 100%; }
.film-cover { position: absolute; inset: 0; overflow: hidden; color: #fff; }
.film-poster { object-fit: cover; object-position: center; }
.film-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 65%, #06172466 100%); pointer-events: none; }
.film-center { position: absolute; z-index: 1; left: 84%; top: 44%; transform: translate(-50%, -50%); }
.film-play { display: grid; place-items: center; width: 76px; height: 76px; padding: 0; border-radius: 50%; border: 1px solid #ffffffcc; background: #fffdf7ec; color: #17394e; box-shadow: 0 0 0 9px #ffffff12, 0 8px 30px #03182b26; transition: background .2s ease, box-shadow .2s ease; }
.film-play:disabled { opacity: 1; cursor: default; }
.film-play span { width: 0; height: 0; margin-left: 4px; border-top: 8px solid transparent; border-bottom: 8px solid transparent; border-left: 13px solid currentColor; }
.film-play:hover:enabled { background: var(--gold-light); border-color: var(--gold-light); box-shadow: 0 0 0 12px #ffffff16, 0 8px 30px #03182b26; }
.film-play:focus-visible { outline-color: #fff; outline-offset: 7px; }
.film-cover-caption { position: absolute; z-index: 1; inset: auto 28px 23px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 18px; padding-top: 15px; border-top: 1px solid #ffffff42; }
.film-cover-caption > span { color: #fff; font: 17px/1.6 var(--serif); letter-spacing: .06em; }
.film-status { color: #f1e5cf; font-size: 12px; line-height: 1.8; letter-spacing: .08em; }
.film-player { display: block; object-fit: contain; background: #050d16; }
@media (max-width: 1100px) and (min-width: 821px) {
  .home-video-layout { grid-template-columns: minmax(0, .8fr) minmax(0, 1.9fr); gap: 30px; }
  .home-video h2 { font-size: 36px; }
  .film-heading-note { margin-top: 32px; }
  .film-cover-caption { inset-inline: 20px; bottom: 18px; }
  .film-cover-caption > span { font-size: 15px; }
}
@media (max-width: 820px) {
  .home-video-layout { display: block; }
  .home-video-heading { padding: 0; margin-bottom: 28px; }
  .home-video-heading .eyebrow { margin-bottom: 12px; }
  .home-video h2 { font-size: 36px; }
  .film-heading-line { margin-block: 18px; width: 32px; }
  .home-video-intro { max-width: none; font-size: 15px; }
  .film-heading-note { display: none; }
}
@media (max-width: 480px) {
  .home-video { padding-block: 42px 44px; }
  .home-video h2 { font-size: 32px; }
  .film-play { width: 54px; height: 54px; box-shadow: 0 0 0 6px #ffffff12; }
  .film-play span { border-top-width: 6px; border-bottom-width: 6px; border-left-width: 10px; }
  .film-cover-caption { inset-inline: 13px; bottom: 12px; padding-top: 10px; gap: 5px 10px; }
  .film-cover-caption > span { font-size: 13px; letter-spacing: .02em; }
  .film-status { font-size: 11px; letter-spacing: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .film-play { transition: none; }
}