/* Enhanced Emergency Alerts Section - PascoWeather.com */

/* Alert severity indicators */
.alert-severity-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    border: 2px solid;
    position: relative;
    overflow: hidden;
}

.alert-severity-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shimmer 2s infinite;
}

.alert-severity-extreme {
    background: linear-gradient(135deg, #dc3545, #a71e2a);
    color: white;
    border-color: #dc3545;
    box-shadow: 0 0 20px rgba(220, 53, 69, 0.4);
}

.alert-severity-severe {
    background: linear-gradient(135deg, #fd7e14, #e55100);
    color: white;
    border-color: #fd7e14;
    box-shadow: 0 0 15px rgba(253, 126, 20, 0.3);
}

.alert-severity-moderate {
    background: linear-gradient(135deg, #ffc107, #ff9800);
    color: #212529;
    border-color: #ffc107;
    box-shadow: 0 0 10px rgba(255, 193, 7, 0.3);
}

.alert-severity-minor {
    background: linear-gradient(135deg, #17a2b8, #0d6efd);
    color: white;
    border-color: #17a2b8;
    box-shadow: 0 0 8px rgba(23, 162, 184, 0.3);
}

/* Enhanced alert cards */
.alert-card {
    border-radius: 12px;
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-bottom: 1rem;
    background: var(--card-bg);
}

.alert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--alert-color, var(--primary-color));
}

.alert-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.alert-card.alert-extreme::before {
    background: #dc3545;
}

.alert-card.alert-severe::before {
    background: #fd7e14;
}

.alert-card.alert-moderate::before {
    background: #ffc107;
}

.alert-card.alert-minor::before {
    background: #17a2b8;
}

/* Alert header improvements */
.alert-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.alert-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
    line-height: 1.3;
}

.alert-timestamp {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.alert-description {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-color);
    margin-bottom: 1rem;
}

/* Alert action buttons */
.alert-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.alert-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid;
    transition: all 0.2s ease;
    text-decoration: none;
    cursor: pointer;
}

.alert-action-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.alert-action-primary {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.alert-action-secondary {
    background: transparent;
    color: var(--text-color);
    border-color: var(--border-color);
}

/* Alert tabs enhancement */
.alert-tabs .nav-tabs {
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.alert-tabs .nav-link {
    border: none;
    border-bottom: 3px solid transparent;
    border-radius: 0;
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s ease;
    position: relative;
}

.alert-tabs .nav-link:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: transparent;
}

.alert-tabs .nav-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: transparent;
}

.alert-tabs .nav-link .badge {
    margin-left: 0.5rem;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

/* Enhanced alert filtering */
.alert-filters {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

.filter-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

.filter-toggle:hover {
    background: var(--border-color);
}

.filter-panel {
    margin-top: 1rem;
    transition: opacity 0.3s ease;
}

.filter-row {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input {
    width: 100%;
    padding: 0.5rem 0.75rem 0.5rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    background: var(--card-bg);
    color: var(--text-color);
    transition: border-color 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.filter-select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 0.9rem;
    min-width: 150px;
}

.filter-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
    white-space: nowrap;
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

/* Filter tags */
.filter-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.filter-tag-remove {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
    margin-left: 0.25rem;
    font-size: 0.9rem;
}

/* Alert statistics */
.alert-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.alert-stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.alert-stat-item:hover {
    transform: translateY(-2px);
}

.alert-stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.alert-stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* No alerts message enhancement */
.no-alerts-message {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px dashed var(--border-color);
}

.no-alerts-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.no-alerts-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.no-alerts-description {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Animations */
@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Responsive design */
@media (max-width: 768px) {
    .filter-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: auto;
    }
    
    .filter-buttons {
        justify-content: center;
    }
    
    .alert-actions {
        justify-content: center;
    }
    
    .alert-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Dark mode specific adjustments */
[data-theme="dark"] .alert-card {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .alert-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .alert-severity-moderate {
    color: #212529;
}

[data-theme="dark"] .search-input:focus {
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.2);
}

/* Accessibility improvements */
.alert-card:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .alert-card,
    .alert-action-btn,
    .filter-toggle {
        transition: none;
    }
    
    .alert-card:hover {
        transform: none;
    }
    
    .alert-severity-indicator::before {
        animation: none;
    }
}