:root {
  --bg: #f4f5f7; --card: #fff; --line: #e4e6ea; --text: #1a1d23; --text-2: #3a404a; --muted: #6a717d;
  --accent: #1f5fd1; --accent-bg: #e8effc; --orange: #c25e00; --orange-bg: #fcebdb; --green-bg: #e7f4ec; --green: #1e6b43;
  --dark: #111317;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1114; --card: #191c21; --line: #2a2e35; --text: #eceef1; --text-2: #c9ced6; --muted: #8d95a1;
    --accent: #6d9cf2; --accent-bg: #1c2a44; --orange: #f0a14b; --orange-bg: #3a2814; --green-bg: #15301f; --green: #7fd1a1; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 15px/1.55 -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif; font-variant-numeric: tabular-nums; }
a { color: var(--accent); text-decoration: none; }
button { font: inherit; color: inherit; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 17px; margin: 0; }
h3 { font-size: 15px; margin: 0; }
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: baseline; gap: 12px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.logo { font-weight: 800; color: var(--text); }
.top-sub { color: var(--muted); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
main { max-width: 1200px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 18px; }
.loading, .empty { color: var(--muted); padding: 24px 0; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.s13 { font-size: 13px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.spacer { flex: 1; }
.btn { min-height: 44px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); cursor: pointer; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.chip { display: inline-block; padding: 2px 8px; border-radius: 999px; background: var(--bg); font-size: 12px; color: var(--text-2); }
.chip.accent { background: var(--accent-bg); color: var(--accent); }

/* home */
.room h2 { margin-bottom: 8px; }
.days { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.day { display: flex; flex-direction: column; border-radius: 12px; overflow: hidden; background: var(--card); border: 1px solid var(--line); color: var(--text); }
.day img, .day .noimg { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; object-position: center 40%; background: var(--line); display: block; }
.day div { padding: 8px 10px; font-size: 13px; }
.day b { font-size: 15px; }

/* day header */
.dayhead { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.daynav { display: flex; gap: 6px; }
.daynav a, .daynav span { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 10px; background: var(--card); }
.daynav span { color: var(--line); }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
.kpi .v { font-size: 20px; font-weight: 700; }
.kpi .l { color: var(--muted); font-size: 12px; }

/* clips grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.item { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; display: flex; flex-direction: column; }
.media { position: relative; aspect-ratio: 9 / 16; background: #000; }
.media video, .media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media .tag { position: absolute; top: 8px; left: 8px; padding: 2px 8px; border-radius: 6px; font-size: 12px; font-weight: 600; background: rgba(255,255,255,.92); color: #222; }
.media .tag.main { background: #111; color: #fff; }
.media .tag.lead { background: #fcebdb; color: #8a4b0f; }
.media .tag.profit { background: #e7f4ec; color: #1e6b43; }
.media .noclip { position: absolute; bottom: 8px; left: 8px; right: 8px; font-size: 12px; color: #fff; background: rgba(0,0,0,.55); padding: 4px 8px; border-radius: 6px; }
.info { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 4px; cursor: pointer; text-align: left; background: none; border: 0; }
.info .name { font-weight: 700; }
.price { display: flex; gap: 8px; align-items: baseline; }
.price b { color: var(--orange); font-size: 19px; }
.price s { color: var(--muted); font-size: 13px; }
.mech { color: var(--orange); font-size: 13px; }
.pts { margin: 2px 0 0; padding-left: 18px; font-size: 13px; color: var(--text-2); }
.stat { font-size: 12px; color: var(--muted); }

/* summary */
.persona { background: var(--accent-bg); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; gap: 6px; }
.persona .p { font-size: 16px; font-weight: 700; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.steps li { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; }
.steps .h { font-weight: 700; display: flex; gap: 8px; align-items: center; }
.no { display: inline-flex; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 12px; align-items: center; justify-content: center; }
.q { color: var(--text-2); font-size: 13px; }
.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; }
.tech { padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; display: flex; flex-direction: column; gap: 2px; }
.tech:last-child { border-bottom: 0; }
.good { background: var(--green-bg); border-radius: 12px; padding: 12px 16px; }
.warn { background: var(--orange-bg); border-radius: 12px; padding: 12px 16px; }
.good ul, .warn ul { margin: 6px 0 0; padding-left: 18px; }
blockquote { margin: 0; padding: 8px 12px; border-radius: 10px; background: var(--bg); color: var(--text-2); font-size: 14px; }
.bars { display: flex; flex-direction: column; gap: 4px; }
.bar { display: grid; grid-template-columns: 76px 1fr 48px; gap: 8px; align-items: center; font-size: 13px; }
.bar i { display: block; height: 10px; border-radius: 5px; background: var(--accent); }
.bar span:last-child { text-align: right; color: var(--muted); }
.track { background: var(--bg); border-radius: 5px; overflow: hidden; }
footer.note { color: var(--muted); font-size: 12px; padding: 8px 0 32px; }

/* reel (continuous playback) */
.reel { position: fixed; inset: 0; z-index: 20; background: var(--dark); color: #eee; display: flex; }
.reel[hidden] { display: none; }
.reel .stage { flex: 1 1 auto; display: flex; align-items: center; justify-content: center; min-width: 0; position: relative; }
.reel video { max-height: 100vh; max-height: 100dvh; max-width: 100%; aspect-ratio: 9 / 16; background: #000; }
.reel .side { flex: 0 0 380px; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 10px; background: #181a1f; }
.reel .side .name { font-size: 20px; font-weight: 700; }
.reel .side .q { color: #c9ced6; }
.reel .side blockquote { background: #24272e; color: #dfe3e9; }
.reel .ctl { position: absolute; top: 12px; right: 12px; display: flex; gap: 8px; }
.reel .ctl button { min-width: 44px; min-height: 44px; border-radius: 10px; border: 0; background: rgba(255,255,255,.14); color: #fff; font-size: 16px; cursor: pointer; padding: 0 12px; }
.reel .count { position: absolute; top: 20px; left: 16px; font-size: 13px; color: #bbb; }
@media (max-width: 820px) {
  .reel { flex-direction: column; }
  .reel .stage { flex: 0 0 auto; height: 62vh; height: 62dvh; }
  .reel video { height: 100%; max-height: none; }
  .reel .side { flex: 1 1 auto; }
}

/* detail sheet */
.sheet { position: fixed; inset: 0; z-index: 15; background: rgba(0,0,0,.45); display: flex; justify-content: flex-end; }
.sheet[hidden] { display: none; }
.sheet .panel { width: min(560px, 100%); height: 100%; overflow-y: auto; background: var(--card); padding: 16px 18px 40px; display: flex; flex-direction: column; gap: 12px; }
.sheet .panel > * { flex-shrink: 0; }
.sheet video, .sheet img.big { width: 100%; max-height: 70vh; object-fit: contain; background: #000; border-radius: 12px; }
.sheet .close { align-self: flex-end; min-width: 44px; min-height: 44px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); font-size: 20px; cursor: pointer; }
dl.kv { display: grid; grid-template-columns: 72px 1fr; gap: 6px 12px; margin: 0; font-size: 14px; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }
@media (max-width: 480px) {
  main { padding: 12px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .info { padding: 8px 10px 10px; }
  .pts { display: none; }
}