.ai-settings-intro { display: flex; align-items: flex-start; gap: 18px; padding: 20px 24px; margin: 0 0 20px; background: #20252d; border: 1px solid #3d4857; border-radius: 12px; }
.ai-settings-intro > span { color: #c7b7ff; font-size: 30px; line-height: 1; }
.ai-settings-intro strong { display: block; font-size: 14px; }
.ai-settings-intro p { margin: 6px 0 0; font-size: 12px; line-height: 1.7; color: var(--muted); }
#ai-provider-availability { padding: 0 2px; margin: 0 0 20px; border: 0; background: transparent; font-size: 11px; line-height: 1.7; }
.ai-settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.ai-feature-card { position: relative; min-width: 0; margin: 0; padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.ai-feature-card legend { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.ai-feature-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 12px; }
.ai-feature-heading h3 { margin: 0; font-size: 16px; font-weight: 650; line-height: 1.4; }
.ai-feature-card > p { margin: 0 0 12px; font-size: 13px; line-height: 1.7; }
.ai-feature-toggle { position: relative; display: inline-flex; flex: 0 0 72px; height: 34px; margin: 0; cursor: pointer; }
.ai-feature-toggle input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; z-index: 1; }
.ai-switch-track { position: absolute; inset: 0; border: 1px solid #738091; border-radius: 20px; background: #303a48; color: #fff; pointer-events: none; }
.ai-switch-track::before { content: ''; position: absolute; top: 4px; left: 4px; width: 24px; height: 24px; background: #f5f6f7; border-radius: 50%; box-shadow: 0 1px 3px #0005; }
.ai-switch-track::after { content: 'Off'; position: absolute; right: 10px; top: 8px; font-size: 11px; font-weight: 750; line-height: 16px; }
.ai-feature-toggle input:checked + .ai-switch-track { background: #b7dfc4; border-color: #b7dfc4; color: #10271a; }
.ai-feature-toggle input:checked + .ai-switch-track::before { left: 42px; background: #133522; }
.ai-feature-toggle input:checked + .ai-switch-track::after { content: 'On'; left: 12px; right: auto; }
.ai-feature-toggle input:focus-visible + .ai-switch-track { outline: 3px solid var(--accent-ring); outline-offset: 4px; }
.ai-feature-toggle input:disabled { cursor: not-allowed; }
.ai-feature-card:disabled .ai-switch-track { opacity: .65; }
.ai-feature-state { display: block; min-height: 20px; margin: 0 0 20px; color: #acb8c6; font-size: 11px; line-height: 1.6; }
.ai-feature-state[data-state="on"] { color: #b7dfc4; }
.ai-feature-card .form-grid { padding-top: 18px; border-top: 1px solid var(--border); }
.ai-feature-card .form-grid label { font-size: 12px; }
.ai-feature-card .ai-provider-hint { margin: 12px 0 0; font-size: 11px; line-height: 1.7; }
@media (max-width: 1050px) { .ai-settings-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .ai-feature-card { padding: 20px; }.ai-feature-card .form-grid { grid-template-columns: 1fr; }.ai-settings-intro { padding: 18px; } }