:root {
  --bg: #f6f1ea;
  --card: #ffffff;
  --ink: #2b2420;
  --muted: #6f655d;
  --line: #e4dbd0;
  --accent: #b5532f;
  --accent-ink: #ffffff;
  --ok: #2f7a4b;
  --ok-bg: #e5f2e9;
  --wait: #8a5a00;
  --wait-bg: #fbf0d9;
  --danger: #b3261e;
  --radius: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1916;
    --card: #282420;
    --ink: #f1ebe4;
    --muted: #b3a89d;
    --line: #3d3731;
    --accent: #e07a52;
    --accent-ink: #1c1916;
    --ok: #7fd09c;
    --ok-bg: #1f3427;
    --wait: #f0c46b;
    --wait-bg: #3a2f16;
    --danger: #ff8a80;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 640px; margin: 0 auto; padding: 16px 16px calc(32px + env(safe-area-inset-bottom)); }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 24px; margin: 8px 0 12px; }
h3 { font-size: 19px; margin: 0 0 10px; }
h4 { font-size: 17px; margin: 12px 0 4px; }
p { margin: 6px 0; }
a { color: var(--accent); }
.top { display: flex; align-items: center; justify-content: space-between; padding: 4px 0 12px; }
.lead { font-size: 18px; color: var(--muted); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; margin: 0 0 14px;
}
.card.accent { border-color: var(--accent); }
.label { display: block; font-weight: 600; margin: 12px 0 4px; }
.hint { color: var(--muted); font-size: 15px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.center { text-align: center; }
.error { color: var(--danger); font-size: 15px; }
.error:empty { display: none; }
.hidden { display: none; }
.input {
  width: 100%; font: inherit; color: inherit; background: transparent;
  border: 1px solid var(--line); border-radius: 10px; padding: 12px; min-height: 48px;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.input.narrow { width: auto; min-width: 96px; }
.btn {
  font: inherit; font-weight: 600; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 10px; padding: 12px 16px; min-height: 48px;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { border-color: var(--danger); color: var(--danger); background: transparent; }
.btn.ghost { background: transparent; }
.btn.small { min-height: 40px; padding: 8px 12px; font-size: 15px; }
.btn.block { width: 100%; margin-top: 12px; }
.btn:disabled { opacity: .6; cursor: default; }
.link { background: none; border: 0; color: var(--accent); font: inherit; cursor: pointer; padding: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.row .label { margin: 0; }
.status-line { display: flex; align-items: center; gap: 10px; font-size: 18px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: var(--muted); flex: none; }
.status.on .dot { background: var(--ok); }
.status.off .dot { background: var(--danger); }
.uploads { list-style: none; padding: 0; margin: 10px 0 0; }
.uploads:empty { display: none; }
.uploads li { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; border-top: 1px solid var(--line); font-size: 15px; }
.uploads li.ok span:last-child { color: var(--ok); }
.fname { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.tile { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; }
.media { background: #00000010; aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center; }
.media img, .media video { width: 100%; height: 100%; object-fit: cover; display: block; }
.voice { display: flex; flex-direction: column; gap: 6px; padding: 8px; width: 100%; font-size: 15px; }
.voice audio, .audio { width: 100%; }
.meta { padding: 8px 10px 10px; }
.cap { font-size: 15px; word-break: break-word; }
.badge { display: inline-block; font-size: 13px; font-weight: 600; padding: 2px 8px; border-radius: 99px; margin: 4px 0 6px; }
.badge.ok { color: var(--ok); background: var(--ok-bg); }
.badge.wait { color: var(--wait); background: var(--wait-bg); }
.confirm { border-top: 1px solid var(--line); margin-top: 8px; padding-top: 8px; }
.members { list-style: none; padding: 0; margin: 0 0 10px; }
.member { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 0; border-top: 1px solid var(--line); }
.member:first-child { border-top: 0; }
.member .confirm { flex-basis: 100%; }
.invite .input { margin: 6px 0; }
.hours { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 12px; }
.recorder { margin-top: 12px; padding: 12px; border: 1px dashed var(--line); border-radius: 12px; }
.rec { display: flex; align-items: center; gap: 10px; font-size: 22px; font-variant-numeric: tabular-nums; }
.rec-dot { width: 14px; height: 14px; border-radius: 50%; background: var(--danger); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .3; } }
hr { border: 0; border-top: 1px solid var(--line); margin: 16px 0 8px; }
.frame-name { word-break: break-word; }
.foot { margin-top: 24px; text-align: center; font-size: 14px; }
.doc { max-width: 720px; }
.doc h1 { font-size: 28px; margin: 12px 0 4px; }
.doc h2 { font-size: 20px; margin: 22px 0 6px; }
.doc ul { padding-left: 20px; }
.doc li { margin: 4px 0; }