/* Settings — General */

.stg-root {
  position: fixed; inset: 0;
  background: var(--bg-deep);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.stg-body {
  flex: 1;
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 0;
}

/* Sidebar */
.stg-side {
  background: var(--bg-medium);
  border-right: 1px solid var(--separator);
  display: flex; flex-direction: column;
  min-height: 0;
}
.stg-search {
  margin: 12px;
  height: 30px;
  border-radius: 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  display: flex; align-items: center;
  gap: 8px;
  padding: 0 10px;
  color: var(--fg-tertiary);
}
.stg-search input {
  flex: 1;
  background: transparent;
  border: 0; outline: 0;
  font-size: 12px;
  color: var(--fg-primary);
  font-family: inherit;
}
.stg-search input::placeholder { color: var(--fg-tertiary); }

.stg-nav {
  display: flex; flex-direction: column;
  gap: 1px;
  padding: 4px 8px 12px;
  overflow-y: auto;
}
.stg-tab {
  display: flex; align-items: center;
  gap: 10px;
  height: 32px;
  padding: 0 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--fg-secondary);
  text-align: left;
  transition: background 120ms ease, color 120ms ease;
}
.stg-tab:hover {
  background: rgba(255,255,255,0.03);
  color: var(--fg-primary);
}
.stg-tab.active {
  background: var(--accent-primary-muted);
  color: var(--accent-primary);
  font-weight: 500;
}

/* Main */
.stg-main {
  overflow-y: auto;
  min-height: 0;
}
.stg-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 56px 80px;
}

.stg-page-head { margin-bottom: 40px; }
.stg-page-head h1 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--fg-primary);
  margin: 0 0 6px;
}
.stg-page-head p {
  font-size: 14px;
  color: var(--fg-secondary);
  margin: 0;
}

.stg-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--separator);
}
.stg-row:last-child { border-bottom: 0; }
.stg-row-text h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-primary);
  margin: 0 0 4px;
  letter-spacing: -0.005em;
}
.stg-row-text p {
  font-size: 12px;
  color: var(--fg-tertiary);
  margin: 0;
  max-width: 460px;
  line-height: 1.5;
}
.stg-row-ctrl {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  min-height: 32px;
}

/* Toggle */
.stg-toggle {
  position: relative;
  width: 36px;
  height: 20px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  transition: background 160ms ease;
  flex-shrink: 0;
}
.stg-toggle.on { background: var(--accent-primary); }
.stg-toggle-thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--fg-primary);
  box-shadow: 0 1px 2px rgba(0,0,0,0.4);
  transition: transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}
.stg-toggle.on .stg-toggle-thumb { transform: translateX(16px); }

/* Dropdown */
.stg-dd { position: relative; }
.stg-dd-btn {
  height: 32px;
  min-width: 160px;
  padding: 0 12px;
  border-radius: 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: var(--fg-primary);
  transition: border-color 120ms ease;
}
.stg-dd-btn:hover { border-color: var(--accent-primary); }
.stg-dd-menu {
  position: absolute;
  top: calc(100% + 4px); right: 0;
  min-width: 180px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 4px;
  display: flex; flex-direction: column; gap: 1px;
  box-shadow: var(--shadow-md);
  z-index: 30;
}
.stg-dd-item {
  display: flex; align-items: center; justify-content: space-between;
  height: 28px;
  padding: 0 10px;
  font-size: 12px;
  color: var(--fg-secondary);
  border-radius: 4px;
  text-align: left;
}
.stg-dd-item:hover { background: var(--accent-primary-muted); color: var(--fg-primary); }
.stg-dd-item.selected { color: var(--accent-primary); }
.stg-dd-check { font-size: 11px; }

/* Hotkey row */
.stg-hotkey-row { gap: 12px; }
.stg-hotkey {
  display: inline-flex; align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  min-width: 180px;
  justify-content: center;
  transition: border-color 120ms ease, background 120ms ease;
}
.stg-hotkey.recording {
  border-color: var(--accent-primary);
  background: var(--accent-primary-muted);
  animation: stg-hotkey-pulse 1.4s ease-in-out infinite;
}
@keyframes stg-hotkey-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-primary-muted); }
  50%      { box-shadow: 0 0 0 4px var(--accent-primary-muted); }
}
.stg-hotkey-rec {
  font-size: 12px;
  color: var(--accent-primary);
  font-weight: 500;
}
.stg-kbd {
  display: inline-flex; align-items: center;
  height: 22px;
  padding: 0 7px;
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--fg-primary);
  background: var(--bg-medium);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  box-shadow: 0 1px 0 rgba(0,0,0,0.4);
  letter-spacing: 0;
}
.stg-plus {
  font-size: 11px;
  color: var(--fg-tertiary);
  font-family: var(--font-mono);
}

/* Folder row */
.stg-folder-row { gap: 8px; }
.stg-input {
  display: inline-flex; align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  font-size: 12px;
  color: var(--fg-secondary);
  font-family: var(--font-mono);
  letter-spacing: 0;
  min-width: 320px;
}
.stg-input svg { color: var(--fg-tertiary); flex-shrink: 0; }

.stg-btn-sm {
  height: 32px;
  padding: 0 14px;
  font-size: 12px;
}