/**
 * Component Styles - LostFound
 * Reusable UI components and utilities
 * Version: 1.0.0
 */

/* ===== TAILWIND CONFIG EXTENSIONS ===== */

:root {
    --color-primary: #60a5fa;
    --color-primary-light: #dbeafe;
    --color-primary-dark: #3b82f6;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #0ea5e9;
    --color-secondary: #6b7280;
}

/* ===== UTILITY CLASSES ===== */

.text-primary { color: var(--color-primary); }
.text-primary-dark { color: var(--color-primary-dark); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-info { color: var(--color-info); }

.bg-primary { background-color: var(--color-primary); }
.bg-primary-light { background-color: var(--color-primary-light); }
.bg-success { background-color: var(--color-success); }
.bg-danger { background-color: var(--color-danger); }
.bg-warning { background-color: var(--color-warning); }

/* ===== LOADING STATES ===== */

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

.spinner {
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

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

/* ===== CARD COMPONENTS ===== */

.card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.card-compact {
    padding: 16px;
    border-radius: 8px;
}

.card-header {
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.card-footer {
    border-top: 1px solid #e5e7eb;
    padding-top: 16px;
    margin-top: 16px;
}

/* ===== ALERT COMPONENTS ===== */

.alert {
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-error {
    background-color: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

.alert-warning {
    background-color: #fffbeb;
    border-color: #fed7aa;
    color: #d97706;
}

.alert-info {
    background-color: #eff6ff;
    border-color: #bfdbfe;
    color: #1d4ed8;
}

/* ===== FORM COMPONENTS ===== */

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s ease;
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.form-input.error {
    border-color: var(--color-danger);
}

.form-input.error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
    color: var(--color-danger);
    font-size: 12px;
    margin-top: 4px;
}

.form-help {
    color: #6b7280;
    font-size: 12px;
    margin-top: 4px;
}

/* ===== BADGE COMPONENTS ===== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-danger {
    background-color: #fee2e2;
    color: #b91c1c;
}

.badge-warning {
    background-color: #fef3c7;
    color: #b45309;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-neutral {
    background-color: #f3f4f6;
    color: #374151;
}

/* ===== TOOLTIP COMPONENT ===== */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip:hover .tooltip-content {
    visibility: visible;
    opacity: 1;
}

.tooltip-content {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #1f2937;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 1000;
    transition: all 0.2s ease;
}

.tooltip-content::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: #1f2937;
}

/* ===== MODAL COMPONENTS ===== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal-content {
    background: white;
    border-radius: 16px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    padding: 24px 24px 0;
    border-bottom: 1px solid #e5e7eb;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 0 24px 24px;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ===== PAGINATION COMPONENTS ===== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 32px 0;
}

.pagination-item {
    padding: 8px 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    color: #374151;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 14px;
}

.pagination-item:hover {
    background-color: #f9fafb;
    border-color: var(--color-primary);
}

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

.pagination-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== TAB COMPONENTS ===== */

.tabs {
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 24px;
}

.tab-list {
    display: flex;
    gap: 0;
}

.tab-item {
    padding: 12px 24px;
    color: #6b7280;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
    font-weight: 500;
}

.tab-item:hover {
    color: var(--color-primary);
}

.tab-item.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* ===== PROGRESS COMPONENTS ===== */

.progress {
    width: 100%;
    height: 8px;
    background-color: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.progress-bar.success {
    background-color: var(--color-success);
}

.progress-bar.danger {
    background-color: var(--color-danger);
}

.progress-bar.warning {
    background-color: var(--color-warning);
}

/* ===== RESPONSIVE UTILITIES ===== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.container-fluid {
    width: 100%;
    padding: 0 16px;
}

@media (min-width: 768px) {
    .container,
    .container-fluid {
        padding: 0 24px;
    }
}

@media (min-width: 1024px) {
    .container,
    .container-fluid {
        padding: 0 32px;
    }
}

/* ===== PRINT STYLES ===== */

@media print {
    .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #e5e7eb;
    }
    
    .btn-primary,
    .btn-secondary {
        background: transparent !important;
        color: #000 !important;
        border: 1px solid #000 !important;
    }
}

/* ===== ERROR HANDLING STYLES ===== */

.error-fallback {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    color: #dc2626;
}

.missing-image {
    background-color: #f3f4f6;
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    font-size: 14px;
    text-align: center;
    min-height: 120px;
}

.missing-data {
    color: #6b7280;
    font-style: italic;
    font-size: 14px;
}

/* ===== ACCESSIBILITY IMPROVEMENTS ===== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip link for keyboard navigation */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: #fff;
    padding: 8px;
    z-index: 10000;
    text-decoration: none;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* Focus indicators */
.focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}