:root {
  color-scheme: light dark;
  --bg: #f3f4f6;
  --card: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --border: #d1d5db;
  --primary: #e1306c;
  --ok: #15803d;
  --warn: #b45309;
  --error: #b91c1c;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17;
    --card: #151b26;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --border: #2b3445;
    --ok: #4ade80;
    --warn: #fbbf24;
    --error: #f87171;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--primary); }

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.top h1 { font-size: 1.05rem; margin: 0; }

main, footer {
  max-width: 640px;
  margin: 0 auto;
  padding: 12px;
}

footer { text-align: center; padding-bottom: calc(28px + env(safe-area-inset-bottom)); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 12px;
}

.card h2 { font-size: 1.05rem; margin: 0 0 10px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 4px; }
.card-head h2 { margin: 0; }

label { display: block; }
.field-label { font-weight: 600; margin-top: 8px; }

select, input[type="password"], textarea {
  width: 100%;
  font: inherit;
  padding: 10px 12px;
  margin: 6px 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: inherit;
}

textarea { resize: vertical; min-height: 110px; }
select:disabled, textarea:disabled { opacity: 0.55; }

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 600;
  color: inherit;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}

button.primary, .button.primary {
  width: 100%;
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

button.big { min-height: 52px; margin-top: 10px; font-size: 1.1rem; }
button.small { min-height: 36px; padding: 6px 12px; font-size: 0.9rem; }
button.danger { color: var(--error); border-color: var(--error); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

.file-button { position: relative; overflow: hidden; width: 100%; }
.file-button input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.file-button:has(input:disabled) { opacity: 0.45; }

.check { display: flex; align-items: flex-start; gap: 10px; padding: 7px 0; cursor: pointer; }
.check input { flex: none; width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--primary); }
.check:has(input:disabled) { opacity: 0.5; cursor: not-allowed; }

.segmented { display: flex; gap: 6px; margin: 8px 0; }
.segmented label {
  position: relative;
  flex: 1;
  padding: 10px 6px;
  text-align: center;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label:has(input:checked) { color: #fff; background: var(--primary); border-color: var(--primary); }
.segmented label:has(input:disabled) { opacity: 0.45; cursor: not-allowed; }
.segmented label:has(input:focus-visible) { outline: 2px solid var(--primary); outline-offset: 2px; }

fieldset { border: 0; margin: 6px 0; padding: 0; }
legend { padding: 0; font-weight: 600; }
.indent { padding-left: 32px; }

video {
  display: block;
  width: 100%;
  max-height: 55vh;
  margin-top: 10px;
  background: #000;
  border-radius: 10px;
}

input[type="range"] { width: 100%; margin-top: 8px; accent-color: var(--primary); }

.cover-preview { display: flex; justify-content: center; margin-top: 10px; }
.cover-preview canvas, .cover-preview img {
  width: 135px;
  height: 240px;
  object-fit: cover;
  background: #000;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.muted { color: var(--muted); }
.small { font-size: 0.88rem; }
.right { text-align: right; }
.center { text-align: center; }
.error-text { color: var(--error); }

.issues, .log { list-style: none; margin: 8px 0 0; padding: 0; }
.issues li { padding: 4px 0; }
.issues .block, .log .error { color: var(--error); }
.issues .warn { color: var(--warn); }
.issues .ok { color: var(--ok); }
.log li { padding: 7px 0; border-top: 1px solid var(--border); overflow-wrap: anywhere; }
.log li:first-child { border-top: 0; }
.log a { font-weight: 600; }

progress { width: 100%; height: 12px; margin-top: 12px; accent-color: var(--primary); }

.row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.row button { flex: 1 1 140px; }

.icon-btn { width: 44px; min-height: 40px; padding: 0; font-size: 1.3rem; }

.message {
  margin-bottom: 12px;
  padding: 12px 14px;
  color: #7f1d1d;
  background: #fee2e2;
  border: 1px solid #fecaca;
  border-radius: 12px;
}
.message.info { color: #14532d; background: #dcfce7; border-color: #bbf7d0; }
.message ul { margin: 6px 0 0; padding-left: 18px; }