/* ============================================================
   USER PREFERENCES PAGE - extracted from app.css
   Load order preserved: tokens.css -> app.css -> THIS -> mud-overrides.css
   ============================================================ */

/* ═══════════════════════════════════════════
   USER PREFERENCES PAGE
   ═══════════════════════════════════════════ */
.preferences-page {
    max-width: 820px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Page header */
.preferences-page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.preferences-page-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, #23519E 0%, var(--brand-blue-dark) 100%);
    box-shadow: 0 4px 12px rgba(35, 81, 158, 0.25);
    flex-shrink: 0;
}

.preferences-page-icon .mud-icon-root {
    font-size: 1.6rem !important;
    color: #ffffff !important;
}

.preferences-page-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    letter-spacing: -0.02em;
}

.preferences-page-subtitle {
    font-size: 0.85rem;
    color: #6b7280;
    margin: 4px 0 0 0;
}

/* Card container */
.preferences-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
}

/* Tabs styling */
.preferences-tabs .mud-tabs-toolbar {
    background: #ffffff !important;
    border-bottom: 1px solid #e5e7eb;
    padding: 0 0.5rem;
    min-height: 48px;
}

.preferences-tabs .mud-tab {
    font-weight: 600 !important;
    font-size: 0.88rem !important;
    letter-spacing: 0 !important;
    text-transform: none !important;
    color: #6b7280 !important;
    min-height: 52px;
    padding: 0 1.25rem !important;
    gap: 8px;
    transition: color 0.2s;
}

.preferences-tabs .mud-tab:hover {
    color: #374151 !important;
    background: rgba(0, 0, 0, 0.02) !important;
}

.preferences-tabs .mud-tab.mud-tab-active {
    color: #23519E !important;
}

.preferences-tabs .mud-tab .mud-tab-icon-text {
    gap: 8px;
}

.preferences-tabs .mud-tabs-toolbar .mud-tab-slider {
    background: #23519E !important;
    height: 3px;
    border-radius: 3px 3px 0 0;
}

/* Tab panel content */
.preferences-tab-panel {
    padding: 2rem 2rem 2.25rem !important;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Tab internal header — solo descripción compacta (título redundante removido) */
.preferences-tab-header {
    margin-bottom: 1.5rem;
    width: 100%;
    max-width: 480px;
}

.preferences-tab-desc {
    font-size: 0.82rem;
    color: #6b7280;
    margin: 0;
    line-height: 1.5;
    max-width: 500px;
}

/* Form */
.preferences-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    width: 100%;
    max-width: 440px;
}

.preferences-form .mud-input-outlined .mud-input-outlined-border {
    border-color: #d1d5db !important;
    border-radius: 10px !important;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.preferences-form .mud-input-outlined:hover .mud-input-outlined-border {
    border-color: #9ca3af !important;
}

.preferences-form .mud-input-outlined.mud-input-focused .mud-input-outlined-border {
    border-color: #23519E !important;
    box-shadow: 0 0 0 3px rgba(35, 81, 158, 0.1) !important;
}

.preferences-form-actions {
    margin-top: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid #f3f4f6;
}

/* Notification list */
.preferences-notification-list {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 520px;
}

.preferences-notification-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 1rem;
    border-radius: 10px;
    margin: 0 -1rem;
    transition: background 0.15s;
}

.preferences-notification-item:hover {
    background: #f9fafb;
}

.preferences-notification-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.preferences-notification-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    flex-shrink: 0;
}

.preferences-notification-icon .mud-icon-root {
    font-size: 1.3rem !important;
}

.preferences-notification-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 570;
    color: #111827;
    letter-spacing: -0.005em;
}

.preferences-notification-hint {
    display: block;
    font-size: 0.78rem;
    color: #9ca3af;
    margin-top: 3px;
    line-height: 1.4;
}

/* Responsive */
@media (max-width: 640px) {
    .preferences-page {
        padding: 1rem;
        gap: 1rem;
    }

    .preferences-page-icon {
        width: 44px;
        height: 44px;
        border-radius: 12px;
    }

    .preferences-page-icon .mud-icon-root {
        font-size: 1.3rem !important;
    }

    .preferences-page-title {
        font-size: 1.15rem;
    }

    .preferences-tab-panel {
        padding: 1.25rem 1rem 1.5rem !important;
    }

    .preferences-form {
        max-width: 100%;
    }

    .preferences-notification-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 1rem 0.75rem;
        margin: 0 -0.75rem;
    }

    .preferences-tabs .mud-tab {
        font-size: 0.8rem !important;
        padding: 0 0.75rem !important;
    }
}