/* ========================================
   NOTIFICATION.CSS - Notification Section Styles
   ======================================== */

/* Notification Section Container */
#notificationSection {
    padding-bottom: 2rem;
}

/* Notification Header */
.notification-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.notification-header h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notification-badge {
    background: var(--error-color);
    color: #FFFFFF;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
}

.mark-all-read-btn {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.mark-all-read-btn:hover {
    text-decoration: underline;
    color: var(--primary-dark);
}

/* Notification Tabs */
.notification-tabs {
    display: flex;
    background: var(--surface-color);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    margin-bottom: 1.5rem;
    gap: 0.5rem;
}

.notification-tab {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.notification-tab:hover {
    background: var(--background-color);
    color: var(--text-primary);
}

.notification-tab.active {
    background: var(--primary-color);
    color: #FFFFFF;
}

/* Notification List */
.notification-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Notification Item */
.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.notification-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateX(3px);
}

.notification-item.unread {
    background: rgba(33, 150, 243, 0.05);
    border-color: var(--primary-light);
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-color);
    border-radius: 12px 0 0 12px;
}

/* Notification Icon */
.notification-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.3rem;
    flex-shrink: 0;
    position: relative;
}

.notification-icon img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.notification-type-badge {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 22px;
    height: 22px;
    background: var(--surface-color);
    border: 2px solid var(--surface-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
}

/* Notification Content */
.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-content p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
}

.notification-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.notification-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.notification-time i {
    font-size: 0.75rem;
}

/* Notification Actions */
.notification-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.notification-action-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.notification-action-btn.primary {
    background: var(--primary-color);
    color: #FFFFFF;
}

.notification-action-btn.primary:hover {
    background: var(--primary-dark);
}

.notification-action-btn.secondary {
    background: var(--border-color);
    color: var(--text-primary);
}

.notification-action-btn.secondary:hover {
    background: var(--text-secondary);
    color: #FFFFFF;
}

/* Notification Preview */
.notification-preview {
    margin-top: 0.75rem;
    padding: 0.85rem;
    background: var(--background-color);
    border-radius: 8px;
}

.notification-preview img {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: cover;
    border-radius: 6px;
}

.notification-preview p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

/* Empty Notification State */
.notification-empty-state {
    text-align: center;
    padding: 4rem 2rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.notification-empty-state i {
    font-size: 4rem;
    color: var(--border-color);
    margin-bottom: 1rem;
}

.notification-empty-state h5 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.notification-empty-state p {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Notification Loading */
.notification-loading {
    text-align: center;
    padding: 2rem;
}

.notification-loading .spinner-border {
    width: 2.5rem;
    height: 2.5rem;
}

/* Notification Group */
.notification-group {
    margin-bottom: 2rem;
}

.notification-group-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    padding-left: 0.5rem;
}

/* Notification Settings */
.notification-settings {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.notification-settings h6 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notification-setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.notification-setting-item:last-child {
    border-bottom: none;
}

.notification-setting-label {
    flex: 1;
}

.notification-setting-label h6 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
}

.notification-setting-label p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Skeleton Loading */
.notification-skeleton {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 0.5rem;
}

.skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, var(--background-color) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    flex-shrink: 0;
}

.skeleton-content {
    flex: 1;
}

.skeleton-text {
    height: 12px;
    margin-bottom: 0.5rem;
}

.skeleton-text.short {
    width: 40%;
}

.skeleton-text.medium {
    width: 70%;
}

/* Load More Button */
.load-more-notifications {
    width: 100%;
    padding: 0.85rem;
    background: var(--surface-color);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1rem;
}

.load-more-notifications:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(33, 150, 243, 0.05);
}

/* Responsive Design */
@media (max-width: 576px) {
    .notification-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .notification-header h4 {
        font-size: 1.2rem;
    }
    
    .notification-tabs {
        padding: 0.4rem;
        gap: 0.4rem;
    }
    
    .notification-tab {
        padding: 0.65rem;
        font-size: 0.9rem;
    }
    
    .notification-item {
        padding: 1rem;
        gap: 0.85rem;
    }
    
    .notification-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
    
    .notification-icon img {
        width: 45px;
        height: 45px;
    }
    
    .notification-type-badge {
        width: 20px;
        height: 20px;
        font-size: 0.65rem;
    }
    
    .notification-content p {
        font-size: 0.9rem;
    }
    
    .notification-time {
        font-size: 0.75rem;
    }
    
    .notification-actions {
        flex-wrap: wrap;
    }
    
    .notification-action-btn {
        padding: 0.45rem 0.85rem;
        font-size: 0.8rem;
    }
    
    .notification-settings {
        padding: 1.25rem;
    }
}

@media (max-width: 400px) {
    .notification-empty-state {
        padding: 3rem 1rem;
    }
    
    .notification-empty-state i {
        font-size: 3rem;
    }
    
    .notification-empty-state h5 {
        font-size: 1.2rem;
    }
    
    .notification-empty-state p {
        font-size: 0.9rem;
    }
}

/* Dark Mode Adjustments */
body.dark-mode .notification-item.unread {
    background: rgba(33, 150, 243, 0.1);
}

body.dark-mode .notification-preview {
    background: rgba(255, 255, 255, 0.05);
}

body.dark-mode .skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, rgba(255,255,255,0.05) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
}

body.dark-mode .load-more-notifications {
    background: rgba(255, 255, 255, 0.02);
}

body.dark-mode .load-more-notifications:hover {
    background: rgba(33, 150, 243, 0.1);
}