/* Auth tabs */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
  background: var(--bg);
  border-radius: 6px;
  padding: 3px;
}

.tab {
  flex: 1;
  text-align: center;
  padding: 6px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
}

.tab.active {
  background: var(--accent);
  color: #fff;
}

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* YouTube-style quality list */
.yt-quality-list {
  display: flex;
  flex-direction: column;
  margin-top: 4px;
}

.yt-quality-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.12s;
}

.yt-quality-item:hover {
  background: rgba(255,255,255,0.07);
}

.yt-check {
  width: 14px;
  font-size: 0.8rem;
  color: var(--accent);
  flex-shrink: 0;
  font-weight: 700;
}

.yt-res {
  flex: 1;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
}

.yt-quality-item.active .yt-res {
  color: var(--text);
  font-weight: 600;
}

.yt-info {
  font-size: 0.65rem;
  color: var(--muted);
  white-space: nowrap;
  opacity: 0.7;
}

.yt-badge {
  font-size: 0.6rem;
  font-weight: 700;
  background: rgba(79,110,247,0.15);
  color: var(--accent);
  padding: 1px 5px;
  border-radius: 3px;
  border: 1px solid rgba(79,110,247,0.35);
  letter-spacing: 0.03em;
}

/* Frame rate + bitrate controls */
.qc-controls {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.qc-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.qc-label {
  font-size: 0.7rem;
  color: var(--muted);
  width: 62px;
  flex-shrink: 0;
}

.qc-btns {
  display: flex;
  gap: 4px;
  flex: 1;
}

.qc-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 0.7rem;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.12s;
  white-space: nowrap;
}

.qc-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.qc-btn.active {
  background: rgba(79,110,247,0.15);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.qc-row-bitrate .qc-btns {
  flex-wrap: wrap;
}

.qc-btn-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
}

.qc-btn-val {
  display: block;
  font-size: 0.62rem;
  opacity: 0.75;
  margin-top: 1px;
}

/* Quality preset selector (kept for AI Precision section) */
.quality-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-top: 6px;
}

.quality-opt {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 6px;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  background: var(--bg);
}

.quality-opt:hover { border-color: var(--accent); }

.quality-opt.active {
  border-color: var(--accent);
  background: #1a2240;
}

.quality-name {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text);
}

.quality-opt.active .quality-name { color: var(--accent); }

.quality-desc {
  font-size: 0.68rem;
  color: var(--muted);
  margin-top: 3px;
  line-height: 1.4;
}

.quality-hint {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 6px;
  min-height: 1em;
}

/* Background swatches */
.bg-opt {
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 5px 4px;
  text-align: center;
  font-size: 0.72rem;
  cursor: pointer;
  color: var(--text);
  background: var(--bg);
  transition: all 0.15s;
  user-select: none;
}

.bg-opt:hover { border-color: var(--accent); }

.bg-opt.active {
  border-color: var(--accent) !important;
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.bg-mode-btn.active {
  border-color: var(--accent) !important;
  background: #1a2240 !important;
  color: var(--accent) !important;
}

/* AI face-lock toggle */
.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.toggle-wrap input { display: none; }

.toggle-track {
  width: 32px;
  height: 18px;
  background: var(--border);
  border-radius: 999px;
  position: relative;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 0.2s, background 0.2s;
}

.toggle-wrap input:checked + .toggle-track { background: var(--accent); }
.toggle-wrap input:checked + .toggle-track .toggle-thumb {
  transform: translateX(14px);
  background: #fff;
}

.toggle-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}

.toggle-wrap input:checked ~ .toggle-label { color: var(--accent); }