/* APPLICATION SETTINGS */
.settings-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 22px; align-items: start; }
.settings-nav, .settings-panel { border: 1px solid var(--border); border-radius: 14px; background: var(--bg-card); }
.settings-nav { padding: 10px; }
.settings-tab { width: 100%; display: flex; align-items: center; gap: 10px; padding: 12px; border: 1px solid transparent; border-radius: 9px; color: var(--text-secondary); background: transparent; cursor: pointer; font: inherit; text-align: left; }
.settings-tab:hover { background: rgba(30, 94, 255, .08); color: var(--text-primary); }
.settings-tab.active { border-color: rgba(30, 94, 255, .35); color: var(--text-primary); background: rgba(30, 94, 255, .16); }
.settings-panel { overflow: hidden; }
.settings-section { padding: 26px; }
.settings-section-header { padding-bottom: 20px; margin-bottom: 22px; border-bottom: 1px solid var(--border); }
.settings-section-header h3 { margin: 0 0 5px; color: var(--text-primary); font-size: 20px; }
.settings-section-header p { margin: 0; color: var(--text-secondary); font-size: 14px; line-height: 1.5; }
.settings-form { display: grid; gap: 19px; }
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 19px; }
.settings-field label { display: block; margin-bottom: 8px; color: var(--text-primary); font-size: 14px; font-weight: 600; }
.settings-field input, .settings-field select, .settings-field textarea { width: 100%; min-height: 44px; box-sizing: border-box; padding: 0 13px; border: 1px solid var(--border); border-radius: 9px; color: var(--text-primary); background: var(--bg-main); font: inherit; outline: none; }
.settings-field textarea { min-height: 104px; padding: 12px 13px; resize: vertical; line-height: 1.5; }
.settings-field input:focus, .settings-field select:focus, .settings-field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(30, 94, 255, .14); }
.settings-help { display: block; margin-top: 6px; color: var(--text-muted); font-size: 12px; line-height: 1.4; }
.settings-toggle-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--border); }
.settings-toggle-row:last-child { border-bottom: 0; }
.settings-toggle-copy strong { display: block; color: var(--text-primary); font-size: 14px; }
.settings-toggle-copy span { display: block; margin-top: 4px; color: var(--text-secondary); font-size: 13px; line-height: 1.45; }
.settings-switch { position: relative; width: 48px; height: 27px; flex: none; }
.settings-switch input { position: absolute; opacity: 0; }
.settings-switch span { position: absolute; inset: 0; border-radius: 20px; background: #29415f; cursor: pointer; transition: .2s; }
.settings-switch span::before { position: absolute; width: 21px; height: 21px; top: 3px; left: 3px; border-radius: 50%; background: #fff; content: ""; transition: .2s; }
.settings-switch input:checked + span { background: var(--blue); }
.settings-switch input:checked + span::before { transform: translateX(21px); }
.settings-actions { display: flex; justify-content: flex-end; gap: 10px; padding: 18px 26px; border-top: 1px solid var(--border); background: rgba(2, 12, 30, .14); }
.settings-primary-button, .settings-secondary-button { min-height: 43px; padding: 0 16px; border-radius: 9px; font: inherit; font-weight: 600; cursor: pointer; }
.settings-primary-button { border: 1px solid var(--blue); color: #fff; background: var(--blue); }
.settings-primary-button:hover { filter: brightness(1.12); }
.settings-secondary-button { border: 1px solid var(--border); color: var(--text-primary); background: transparent; }
.settings-empty { display: none; }
.settings-toast { position: fixed; z-index: 3000; top: 24px; right: 24px; max-width: calc(100vw - 48px); padding: 13px 17px; border: 1px solid rgba(53, 208, 127, .35); border-radius: 10px; color: #fff; background: #102f2b; box-shadow: 0 12px 30px rgba(0, 0, 0, .28); }
.hidden { display: none !important; }
@media (max-width: 850px) { .settings-layout { grid-template-columns: 1fr; } .settings-nav { display: flex; overflow-x: auto; padding: 8px; } .settings-tab { width: auto; flex: none; white-space: nowrap; } }
@media (max-width: 560px) { .settings-section { padding: 20px; } .settings-grid { grid-template-columns: 1fr; } .settings-actions { padding: 16px 20px; } .settings-actions button { flex: 1; } }