.settings-grid {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-lg);
    max-width: 900px;
}

@media (max-width: 768px) {
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

.settings-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.settings-nav__item {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-nav__item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.settings-nav__item--active {
    background: var(--bg-tertiary);
    color: var(--brand-purple);
    font-weight: 600;
}

.settings-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
}

.settings-panel__title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.settings-panel__desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.settings-row:last-child {
    border-bottom: none;
}

.settings-row__label {
    font-size: var(--text-sm);
    font-weight: 500;
}

.settings-row__desc {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin-top: 2px;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.toggle-switch--on {
    background: var(--brand-purple);
    border-color: var(--brand-purple);
}

.toggle-switch__knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast);
}

.toggle-switch--on .toggle-switch__knob {
    transform: translateX(20px);
}