:root{color-scheme:dark;--page:#0b101a;--surface:#141c29;--line:#223045;--ink:#e6f2ff;--muted:#91a3bb;--accent:#33d6ff}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:radial-gradient(ellipse at top right,#193247 0,transparent 50%),var(--page);font-family:'PingFang SC','Microsoft YaHei',sans-serif;min-height:100svh}main{width:min(100%,820px);margin:auto;padding:max(24px,env(safe-area-inset-top)) max(20px,env(safe-area-inset-right)) max(32px,env(safe-area-inset-bottom)) max(20px,env(safe-area-inset-left))}header,.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px}header{margin-bottom:64px;font-size:14px}a{color:var(--accent);text-decoration:none}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:4px}header span,.intro,#storage,aside,footer{color:var(--muted)}.eyebrow{font-family:Georgia,serif;font-size:12px;letter-spacing:.18em;color:var(--accent)}h1{font-family:'Songti SC','SimSun',serif;font-size:clamp(34px,8vw,54px);font-weight:600;margin:16px 0}h2{font-size:19px}.intro{line-height:1.9;margin-bottom:42px}.section-head{border-bottom:1px solid var(--line)}#storage{font-size:12px}#library{display:grid;gap:12px;margin:20px 0 32px}.film{padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.film h3{margin:0 0 8px;font-size:17px;overflow-wrap:anywhere}.film p{font-size:13px;color:var(--muted)}.actions{display:flex;gap:10px;flex-wrap:wrap}button{font:inherit;min-height:44px;padding:10px 18px;border-radius:9px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}.primary{background:var(--accent);color:#08131f;border:0}button:disabled{opacity:.5;cursor:wait}video{width:100%;max-height:60vh;background:black;border-radius:12px}#playback{margin-bottom:32px}aside{border-top:1px solid var(--line);padding-top:24px;font-size:13px;line-height:1.9}aside strong{color:var(--ink)}footer{font-size:12px;display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}#status{line-height:1.8;color:var(--muted)}@media(prefers-reduced-motion:no-preference){h1,.intro{animation:arrive .5s ease-out}@keyframes arrive{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}}