:root {
  --bg: #14161c;
  --surface: #1c1f27;
  --surface-2: #242833;
  --line: #2f3442;
  --text: #ecebe6;
  --muted: #9a9fad;
  --accent: #f2b33d;
  --accent-ink: #1a1405;
  --ok: #5cc98a;
  --wait: #6ea8ff;
  --err: #ff6b6b;
  --radius: 14px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 860px; margin: 0 auto; padding: 16px 16px 64px; }
h1, h2 { margin: 0 0 8px; line-height: 1.2; }
h2 { font-size: 1.1rem; letter-spacing: .01em; }
a { color: var(--accent); }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 5px; }
.muted { color: var(--muted); }
small.muted { font-size: .82rem; }
[hidden] { display: none !important; }

/* cabecera */
.top {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; padding-top: max(10px, env(safe-area-inset-top));
  background: rgba(20, 22, 28, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 1.15rem; }
.brand svg { width: 22px; height: 22px; fill: var(--accent); }
.brand span { color: var(--muted); font-weight: 500; font-size: .9rem; }

/* botones y campos */
button {
  font: inherit; font-weight: 650; border: 0; border-radius: 10px; cursor: pointer;
  background: var(--accent); color: var(--accent-ink); padding: 11px 18px; min-height: 44px;
}
button:hover { filter: brightness(1.07); }
button.small { padding: 7px 13px; min-height: 36px; font-size: .9rem; }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
input, textarea, select {
  font: inherit; color: var(--text); background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 10px; padding: 11px 12px; width: 100%;
}
input:focus, textarea:focus, select:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { resize: vertical; line-height: 1.55; }
.stack { display: grid; gap: 10px; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; margin-top: 14px; }
.row.wrap select { flex: 1 1 220px; width: auto; }
.lbl { font-weight: 650; display: flex; gap: 8px; align-items: center; }

/* tarjetas */
section { margin-top: 26px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-top: 16px; }
.hero { background: linear-gradient(160deg, #262217 0%, var(--surface) 55%); border-color: #3b3424; }
.section-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.empty { color: var(--muted); border: 1px dashed var(--line); border-radius: var(--radius); padding: 18px; text-align: center; }
.alert { background: color-mix(in srgb, var(--err) 14%, transparent); border: 1px solid color-mix(in srgb, var(--err) 40%, transparent); padding: 10px 12px; border-radius: 10px; }

/* login */
.login { max-width: 340px; margin: 14vh auto 0; text-align: center; }
.login .bolt { width: 54px; height: 54px; fill: var(--accent); filter: drop-shadow(0 0 18px rgba(242, 179, 61, .35)); }
.login h1 { font-size: 2rem; margin-top: 6px; }
.login form { margin-top: 18px; }

/* listas */
.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.item { display: flex; gap: 12px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; color: var(--text); text-decoration: none; }
a.item:hover { border-color: #4a5063; }
.item img, .thumb-empty { width: 96px; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 9px; flex: none; background: var(--surface-2); }
.thumb-empty { display: grid; place-items: center; }
.thumb-empty svg { width: 26px; fill: var(--line); }
.item-body { flex: 1; min-width: 0; display: grid; gap: 4px; }
.item-body strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.compact .item { justify-content: space-between; }
.compact audio { width: 100%; height: 36px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge { font-size: .75rem; font-weight: 650; padding: 2px 8px; border-radius: 999px; background: var(--surface-2); color: var(--muted); }
.badge.ok { color: var(--ok); background: color-mix(in srgb, var(--ok) 13%, transparent); }
.badge.wait { color: var(--wait); background: color-mix(in srgb, var(--wait) 13%, transparent); }
.badge.err { color: var(--err); background: color-mix(in srgb, var(--err) 13%, transparent); }

.grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.clip { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.clip img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.clip-body { padding: 10px; display: grid; gap: 6px; }
.clip-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* grabadora */
.rec { display: grid; justify-items: center; gap: 10px; margin-top: 12px; text-align: center; }
.rec-btn { display: flex; align-items: center; gap: 10px; padding: 14px 26px; border-radius: 999px; font-size: 1.05rem; min-height: 54px; }
.rec-btn .dot { width: 14px; height: 14px; border-radius: 50%; background: #c0392b; box-shadow: 0 0 0 3px rgba(26, 20, 5, .25); }
.rec.recording .rec-btn { background: #c0392b; color: #fff; }
.rec.recording .rec-btn .dot { background: #fff; border-radius: 3px; }
.rec-live { display: flex; align-items: center; gap: 10px; font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1.2rem; }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: #e74c3c; animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: .25; } }
.rec-review { display: grid; gap: 10px; justify-items: center; width: 100%; }
.rec-review audio { width: 100%; max-width: 420px; }
.rec-msg { margin: 0; min-height: 1.4em; font-size: .92rem; }
.rec.busy { opacity: .6; pointer-events: none; }
.upload-link { color: var(--muted); font-size: .88rem; text-decoration: underline; cursor: pointer; }

/* pieza */
.back { display: inline-block; margin-bottom: 10px; text-decoration: none; color: var(--muted); }
.title-form { display: flex; gap: 8px; }
.title-input { font-size: 1.25rem; font-weight: 700; background: transparent; border-color: transparent; padding-left: 4px; }
.title-input:hover, .title-input:focus { background: var(--surface-2); border-color: var(--line); }
.clip-view { display: grid; gap: 16px; }
.clip-view video { width: 100%; max-height: 70vh; background: #000; border-radius: 12px; }
.frames { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 6px; }
.frames img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 6px; display: block; }
.pick { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin: 10px 0 14px; }
.pick-item { position: relative; display: grid; gap: 6px; background: var(--surface-2); border: 2px solid transparent; border-radius: 12px; padding: 6px; cursor: pointer; font-size: .85rem; }
.pick-item:has(input:checked) { border-color: var(--accent); }
.pick-item input { position: absolute; opacity: 0; }
.pick-item img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 8px; }
.unlink, .danger-zone { margin-top: 12px; }
.danger-zone { text-align: right; margin-top: 26px; }
.voices { display: grid; gap: 10px; margin-bottom: 18px; }
.voice { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 4px 10px; background: var(--surface-2); border: 2px solid transparent; border-radius: 12px; padding: 10px 12px; cursor: pointer; }
.voice.chosen { border-color: var(--accent); }
.voice input { accent-color: var(--accent); width: 18px; height: 18px; }
.voice-name { font-weight: 700; }
.voice audio { grid-column: 1 / -1; width: 100%; height: 38px; }
.redo { margin-top: 16px; }
.redo summary { cursor: pointer; color: var(--muted); }
.wait-msg { display: flex; align-items: center; gap: 10px; color: var(--wait); }
.spinner { width: 16px; height: 16px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 720px) {
  .clip-view { grid-template-columns: minmax(220px, 300px) 1fr; align-items: start; }
  .item img, .thumb-empty { width: 120px; }
}
@media (prefers-reduced-motion: reduce) { .pulse, .spinner { animation: none; } }