/* Custom styles for PetLedApp */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Pet Cards */
.pet-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.pet-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.pet-photo {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 0.25rem 0.25rem 0 0;
}

.pet-photo-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    border-radius: 0.25rem 0.25rem 0 0;
}

/* Alert Cards */
.alert-card {
    border-left: 4px solid;
}

.alert-card.urgent {
    border-left-color: var(--danger-color);
}

.alert-card.warning {
    border-left-color: var(--warning-color);
}

.alert-card.ok {
    border-left-color: var(--success-color);
}

/* Medical Condition Badges */
.condition-badge {
    font-size: 0.85rem;
    padding: 0.35rem 0.65rem;
}

.condition-active {
    background-color: var(--danger-color);
}

.condition-controlled {
    background-color: var(--warning-color);
}

.condition-resolved {
    background-color: var(--success-color);
}

/* Tab Navigation */
.nav-tabs {
    margin-bottom: 1.5rem;
}

.nav-tabs .nav-link {
    color: #495057;
}

.nav-tabs .nav-link:hover {
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    font-weight: 500;
}

/* Tables */
.table-responsive {
    border-radius: 0.375rem;
}

.table th {
    font-weight: 600;
    background-color: #f8f9fa;
}

/* Buttons */
.btn-group-sm > .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Loading State */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.empty-state i {
    font-size: 4rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

/* Forms */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Cards */
.card {
    border-radius: 0.5rem;
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.card-header {
    background-color: #f8f9fa;
    font-weight: 600;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav-tabs .nav-link {
        white-space: nowrap;
    }
}

/* Utility Classes */
.text-muted-light {
    color: #6c757d !important;
    font-size: 0.9rem;
}

.cursor-pointer {
    cursor: pointer;
}

.shadow-hover:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 3rem;
    height: 3rem;
    border: 0.3rem solid #f3f3f3;
    border-top: 0.3rem solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Search Bar */
.search-container {
    position: relative;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
}

.search-input {
    padding-left: 2.5rem;
}

.search-clear {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    display: none;
}

.search-clear.visible {
    display: block;
}

/* Pagination */
.pagination {
    margin: 1.5rem 0;
}

.pagination .page-link {
    color: var(--primary-color);
    border-color: #dee2e6;
}

.pagination .page-link:hover {
    background-color: #e9ecef;
    border-color: #dee2e6;
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.pagination .page-item.disabled .page-link {
    color: #6c757d;
}

/* Sortable Headers */
.sortable-header {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1.5rem;
}

.sortable-header:hover {
    background-color: #e9ecef;
}

.sortable-header::after {
    content: '⇅';
    position: absolute;
    right: 0.5rem;
    opacity: 0.3;
}

.sortable-header.asc::after {
    content: '↑';
    opacity: 1;
}

.sortable-header.desc::after {
    content: '↓';
    opacity: 1;
}

/* Animated Cards */
.card-animated {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade in animation for list items */
.list-group-item-animated {
    animation: fadeIn 0.3s ease;
}

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

/* Filter Badge */
.filter-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    margin: 0.25rem;
    background-color: #e9ecef;
    border-radius: 1rem;
    font-size: 0.875rem;
}

.filter-badge-close {
    margin-left: 0.5rem;
    cursor: pointer;
    color: #6c757d;
}

.filter-badge-close:hover {
    color: var(--danger-color);
}

/* Statistics Card Animation */
.stat-card {
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin: 0.5rem 0;
}

/* Alert Animation */
.alert {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tooltip improvements */
.tooltip {
    font-size: 0.875rem;
}

/* Badge improvements */
.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}

/* Image upload preview */
.image-preview {
    max-width: 200px;
    max-height: 200px;
    margin-top: 1rem;
    border-radius: 0.375rem;
    border: 2px solid #dee2e6;
}

/* Active filter indicator */
.has-active-filters {
    border-left: 4px solid var(--primary-color);
}

/* No results state */
.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.no-results i {
    font-size: 3rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

/* Responsive table scroll indicator */
.table-responsive::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 2rem;
    background: linear-gradient(to left, rgba(248, 249, 250, 0.8), transparent);
    pointer-events: none;
}

/* Dark mode friendly adjustments */
@media (prefers-color-scheme: dark) {
    .loading-overlay {
        background: rgba(0, 0, 0, 0.9);
    }
}