/* Animal Database UK - Optimized Stylesheet */

/* CSS Variables */
:root {
    --primary-color: #0090e7;
    --primary-dark: #0063cc;
    --success-color: #059669;
    --warning-color: #d97706;
    --danger-color: #dc2626;
    --info-color: #2563eb;
    
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e0;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    --text-dark: #1e293b;
    --text-muted: #64748b;
    
    --border-color: #e2e8f0;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    --transition: all 0.15s ease;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--gray-50);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    margin: 0 0 1rem 0;
    color: var(--text-dark);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    margin: 0 0 1rem 0;
    color: var(--text-muted);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* ===== TOAST NOTIFICATION SYSTEM ===== */
.toast-container {
    position: fixed !important;
    top: 20px !important;
    right: 20px !important;
    z-index: 10000 !important;
    pointer-events: none !important;
}

.toast-container .toast.show {
    transform: translateX(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.toast-container .toast {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    max-width: 400px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    pointer-events: auto;
    border-left: 4px solid #10b981;
}

.toast-container .toast i {
    margin-right: 12px;
    font-size: 1.1em;
}

.toast-container .toast button {
    background: none;
    border: none;
    cursor: pointer;
    margin-left: 12px;
    color: #666;
    padding: 0;
    font-size: 14px;
}

.toast-container .toast button:hover {
    color: #333;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-family: inherit;
    background-color: #ffffff;
    color: var(--text-dark);
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 144, 231, 0.1);
}

.form-control:disabled {
    background-color: var(--gray-100);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid {
    border-color: var(--success-color);
}

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%2364748b' d='m2 0-2 2h4zm0 5 2-2h-4z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    padding-right: 40px;
    appearance: none;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    user-select: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn i {
    margin-right: 0.5rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 6px rgba(0, 144, 231, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #004fb3 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 8px rgba(0, 144, 231, 0.3);
}

.btn-secondary {
    background: var(--gray-500);
    color: white;
}

.btn-secondary:hover {
    background: var(--gray-600);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: #047857;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background: #b45309;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-dark);
}

.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

/* Cards */
.card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    padding: 1rem 1.5rem;
    background: var(--gray-50);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    background: var(--gray-50);
    border-top: 1px solid var(--border-color);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    font-size: 14px;
}

.alert i {
    margin-right: 0.75rem;
    font-size: 1.1em;
}

.alert-success {
    background-color: rgba(5, 150, 105, 0.1);
    border-color: var(--success-color);
    color: #047857;
}

.alert-warning {
    background-color: rgba(217, 119, 6, 0.1);
    border-color: var(--warning-color);
    color: #b45309;
}

.alert-error,
.alert-danger {
    background-color: rgba(220, 38, 38, 0.1);
    border-color: var(--danger-color);
    color: #b91c1c;
}

.alert-info {
    background-color: rgba(37, 99, 235, 0.1);
    border-color: var(--info-color);
    color: #1d4ed8;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background: var(--gray-50);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-dialog {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal.show .modal-dialog {
    transform: scale(1);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--text-dark);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(90vh - 200px);
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
}

/* Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
    background: var(--gray-50);
    transition: margin-left 0.3s ease;
}

.main-content.sidebar-hidden {
    margin-left: 0;
}

/* Dashboard Styles */
.dashboard-content {
    padding: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.page-header {
    margin-bottom: 32px;
}

.welcome-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 8px 0;
}

.welcome-subtitle {
    color: var(--text-muted);
    font-size: 16px;
    margin: 0 0 12px 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.breadcrumb .separator {
    color: var(--gray-300);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    transition: var(--transition);
    position: relative;
}

.stat-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
}

.stat-trend {
    font-size: 12px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 4px;
}

.stat-trend.up {
    background: #dcfce7;
    color: #166534;
}

.stat-trend.down {
    background: #fef2f2;
    color: #991b1b;
}

.stat-trend.stable {
    background: var(--gray-100);
    color: var(--gray-600);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 14px;
}

.stat-meta {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-100);
    font-size: 12px;
    color: var(--gray-400);
}

/* Action Cards */
.actions-section {
    margin-bottom: 32px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.action-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 16px;
}

.action-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: inherit;
}

.action-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
}

.action-content h3 {
    font-weight: 600;
    color: var(--gray-900);
    margin: 0 0 4px 0;
    font-size: 16px;
}

.action-content p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0;
}

/* Status Colors */
.status-success { background: var(--success-color); }
.status-warning { background: var(--warning-color); }
.status-danger { background: var(--danger-color); }
.status-info { background: var(--info-color); }
.status-secondary { background: var(--gray-500); }
.status-primary { background: #7c3aed; }

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.font-weight-bold { font-weight: 700; }
.d-none { display: none; }
.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }
.w-100 { width: 100%; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
    }
    
    .dashboard-content {
        padding: 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .welcome-title {
        font-size: 24px;
    }
    
    .modal-dialog {
        width: 95%;
        margin: 0.5rem;
    }
    
    .btn {
        padding: 10px 20px;
    }
}