/* Демо: Live2D + видеовставки */
html, body.demo-page { height: auto; }
body.demo-page { overflow-x: hidden; overflow-y: auto; min-height: 100%; }
.demo-head {
  max-width: 1500px; margin: 0 auto; padding: 1.4rem 1.5rem 0.6rem;
  display: flex; gap: 1rem; align-items: flex-end; justify-content: space-between;
}
.kicker { margin: 0; font-family: var(--font-pixel); color: var(--gold); letter-spacing: 0.06em; text-transform: uppercase; font-size: 0.85rem; }
.demo-head h1 { margin: 0.15rem 0 0.3rem; font-family: var(--font-serif); font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.1; color: var(--gold-soft); }
.lede { margin: 0; color: var(--muted); max-width: 52rem; }
.muted { color: var(--muted-2); font-size: 0.85rem; }

.demo {
  max-width: 1500px; margin: 0 auto; padding: 0.8rem 1.5rem 1.5rem;
  display: grid; grid-template-columns: minmax(0, 1fr) 23rem; gap: 1.2rem; align-items: start;
}
@media (max-width: 1000px) { .demo { grid-template-columns: 1fr; } .demo-head { flex-direction: column; align-items: flex-start; } }

/* Сцена: координаты = кадр клипа (1168×784) */
.frame {
  position: relative; width: 100%; aspect-ratio: 1168 / 784; overflow: hidden;
  border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow);
  background: #090512;
}
.layer { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.bg-site { background: linear-gradient(180deg, #0c0714 0%, #12091d 50%, #0a0610 100%); }
.sky-local { position: absolute; inset: 0;
  background:
    radial-gradient(1px 1px at 8% 12%, rgba(255,255,255,.9), transparent),
    radial-gradient(1px 1px at 22% 38%, rgba(255,255,255,.65), transparent),
    radial-gradient(1.5px 1.5px at 33% 8%, rgba(240,215,140,.7), transparent),
    radial-gradient(1px 1px at 61% 14%, rgba(196,166,255,.8), transparent),
    radial-gradient(1.5px 1.5px at 74% 32%, rgba(255,255,255,.7), transparent),
    radial-gradient(1px 1px at 88% 18%, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 16% 62%, rgba(255,255,255,.45), transparent),
    radial-gradient(1.5px 1.5px at 84% 64%, rgba(255,255,255,.65), transparent),
    radial-gradient(900px 500px at 80% 10%, rgba(123,84,214,.22), transparent 60%),
    radial-gradient(700px 480px at 10% 80%, rgba(80,40,140,.2), transparent 55%);
}
.glow-local { position: absolute; left: 50%; bottom: 18%; width: 42%; height: 36%; transform: translateX(-50%);
  background: radial-gradient(circle, rgba(180,140,255,.42), rgba(123,84,214,.12) 55%, transparent 70%); filter: blur(22px); }
.bg-plate { background: #090512 url("clips/scene-plate.jpg") center / 100% 100% no-repeat; }
.bg-table { background: url("clips/scene-plate.jpg") center / 100% 100% no-repeat;
  -webkit-mask-image: linear-gradient(transparent 0, transparent 84.2%, #000 84.6%); mask-image: linear-gradient(transparent 0, transparent 84.2%, #000 84.6%); display: none; }
.frame[data-bg="site"][data-table="1"] .bg-table { display: block; }
.frame[data-bg="plate"] .bg-site { display: none; }
.frame[data-bg="site"] .bg-plate { display: none; }
.clip-canvas { opacity: 0; transform-origin: 50% 50%; pointer-events: none; }
.frame-loader { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; pointer-events: none; }
.frame-loader p { font-family: var(--font-serif); font-style: italic; font-size: 1.5rem; color: var(--violet); }
.frame-loader[hidden] { display: none; }
.frame-badge {
  position: absolute; top: 0.7rem; left: 0.7rem; padding: 0.2rem 0.6rem; border-radius: 6px;
  font: 600 0.8rem var(--font-pixel); background: rgba(12,7,20,.8); border: 1px solid var(--line); color: var(--ok);
}
.frame-badge[data-state="playing"] { color: #ff8a8a; }
.frame-badge[data-state="swapIn"], .frame-badge[data-state="swapOut"] { color: var(--gold-soft); }
.frame-size { position: absolute; bottom: 0.5rem; right: 0.7rem; font: 0.72rem var(--font-sans); color: var(--muted-2); }
body.shots .frame-badge, body.shots .frame-size { display: none; }
.video-box { position: fixed; left: 0; top: 0; width: 2px; height: 2px; overflow: hidden; opacity: 0.01; pointer-events: none; }
.video-box video { width: 2px; height: 2px; }

/* Хронология */
.timeline-wrap { margin-top: 1rem; padding: 0.9rem 1rem; border-radius: var(--radius); border: 1px solid var(--line-soft); background: rgba(20,12,34,.75); }
.timeline-head { display: flex; gap: 1rem; align-items: baseline; justify-content: space-between; flex-wrap: wrap; }
.timeline-head h2, .panel summary, .howto h2, .howto h3 { font-family: var(--font-serif); color: var(--gold-soft); }
.timeline-head h2 { margin: 0; font-size: 1.3rem; }
.timeline { display: flex; height: 1.9rem; margin: 0.6rem 0; border-radius: 8px; overflow: hidden; background: rgba(12,7,20,.7); border: 1px solid var(--line-soft); }
.timeline .seg { display: flex; align-items: center; justify-content: center; font: 600 0.68rem var(--font-sans); color: #120a1e; white-space: nowrap; overflow: hidden; min-width: 2px; border-right: 1px solid rgba(12,7,20,.6); }
.log { list-style: none; margin: 0; padding: 0; max-height: 14rem; overflow: auto; font: 0.8rem/1.45 ui-monospace, Menlo, Consolas, monospace; }
.log li { display: grid; grid-template-columns: 5.6rem 6.6rem 3.6rem 1fr; gap: 0.5rem; padding: 0.12rem 0; border-bottom: 1px dashed rgba(196,166,255,.08); }
.log .t { color: var(--muted-2); }
.log .ph { font-weight: 700; }
.log .dt { color: var(--violet); text-align: right; }
.log .error .ph, .log .warn .ph { color: #ff8a8a; }

/* Панель */
.panel { display: flex; flex-direction: column; gap: 0.7rem; }
.panel details { border-radius: 14px; border: 1px solid var(--line-soft); background: rgba(20,12,34,.82); padding: 0.4rem 0.9rem 0.8rem; }
.panel summary { cursor: pointer; font-size: 1.15rem; font-weight: 700; padding: 0.3rem 0; }
.row { display: flex; gap: 0.5rem; align-items: center; margin: 0.4rem 0; }
.row.wrap { flex-wrap: wrap; }
.row.col { flex-direction: column; align-items: flex-start; }
.btn-small { min-height: 2rem; padding: 0.25rem 0.8rem; font-size: 0.82rem; background: rgba(26,16,44,.7); border-color: var(--line); color: var(--text); }
.btn-small:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn-clip { background: linear-gradient(180deg, #ff9b8a, #c0392b); color: #1a0a0a; border: 0; }
.btn-clip:hover { color: #1a0a0a; }
.btn.btn-pixel.btn-small { background: linear-gradient(180deg, var(--gold-soft), var(--gold)); color: var(--danger-ink); }
.hint { margin: 0.5rem 0 0.2rem; font-size: 0.8rem; color: var(--muted); }
.slider { display: grid; grid-template-columns: 9.5rem 1fr 3rem; align-items: center; gap: 0.5rem; font-size: 0.82rem; color: var(--muted); margin: 0.25rem 0; }
.slider input { width: 100%; accent-color: var(--gold); }
.slider output { text-align: right; color: var(--text); font-variant-numeric: tabular-nums; }
.check, .radio { display: flex; gap: 0.45rem; align-items: center; font-size: 0.85rem; margin: 0.3rem 0; }
.field { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.8rem; color: var(--muted); margin: 0.3rem 0; }
.field.color { flex-direction: row; align-items: center; gap: 0.5rem; }
.field.small input { width: 6rem; }
.field select, .field input[type=number], textarea {
  background: rgba(12,7,20,.8); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 0.35rem 0.5rem; font: 0.85rem var(--font-sans);
}
textarea { width: 100%; box-sizing: border-box; font-family: ui-monospace, monospace; font-size: 0.75rem; }
.key-box { margin-top: 0.3rem; padding-top: 0.3rem; border-top: 1px dashed var(--line-soft); }
.key-box.off { opacity: 0.45; }
.score { margin: 0.3rem 0; font-size: 0.85rem; color: var(--gold-soft); }

/* Как это работает */
.howto { max-width: 1500px; margin: 0 auto; padding: 0 1.5rem 3rem; }
.howto h2 { font-size: 2rem; margin: 0.5rem 0 0.8rem; }
.howto-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); gap: 1rem; }
.howto section { border-radius: var(--radius); border: 1px solid var(--line-soft); background: rgba(20,12,34,.75); padding: 0.4rem 1.1rem 1rem; }
.howto h3 { font-size: 1.3rem; margin: 0.6rem 0; }
.howto li { margin: 0.35rem 0; color: var(--text); font-size: 0.92rem; }
.howto p { font-size: 0.92rem; }
.howto code, .howto pre { font-size: 0.8rem; background: rgba(12,7,20,.8); border-radius: 6px; padding: 0.05rem 0.3rem; }
.howto pre { padding: 0.6rem; overflow: auto; }