/* 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; }

/* 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;
}

/* Provider custom dropdown */
.provider-dropdown { position: relative; }

.provider-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s;
  margin-top: 0;
}

.provider-trigger:hover { border-color: var(--accent); }
.provider-trigger:active { transform: none; }

.provider-chevron {
  color: var(--muted);
  font-size: 0.75rem;
  transition: transform 0.15s;
  flex-shrink: 0;
}

.provider-dropdown.open .provider-chevron { transform: rotate(180deg); }

.provider-options {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  z-index: 100;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

.provider-dropdown.open .provider-options { display: block; }

.provider-opt {
  width: 100%;
  display: block;
  padding: 9px 12px;
  background: transparent;
  border: none;
  border-radius: 0;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background 0.1s, color 0.1s;
  margin-top: 0;
}

.provider-opt:hover { background: rgba(255,255,255,0.05); color: var(--text); transform: none; }
.provider-opt.active { color: var(--accent); background: #1a2240; }
.provider-opt + .provider-opt { border-top: 1px solid var(--border); }

/* Provider-specific settings — hidden until matching provider is selected */
.provider-settings { display: none; }
.provider-settings.visible { display: block; }

/* 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); }