/* Style moderne - Épuré et professionnel */

:root {
    /* Couleurs modernes */
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --dark: #1e293b;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-light);
    font-size: 15px;
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }

/* Navbar - Style moderne */
.navbar {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 1.5rem;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    letter-spacing: -0.5px;
}

.navbar-brand i {
    font-size: 1.75rem;
    margin-right: 0.5rem;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s ease;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(59, 130, 246, 0.05);
}

.nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(59, 130, 246, 0.1);
}

/* Sidebar - Style moderne */
.sidebar {
    background-color: var(--bg-white);
    border-right: 1px solid var(--border-color);
    min-height: calc(100vh - 60px);
    padding: 1.5rem 0;
}

.sidebar .nav-link {
    padding: 0.875rem 1.5rem;
    margin: 0.25rem 0.75rem;
    border-radius: 10px;
    color: var(--text-secondary);
    font-weight: 500;
    border: none;
    transition: all 0.2s ease;
}

.sidebar .nav-link:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
    transform: translateX(2px);
}

.sidebar .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: var(--shadow);
}

.sidebar .nav-link i {
    margin-right: 0.75rem;
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

.sidebar-heading {
    padding: 1.5rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

/* Boutons - Style moderne */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 10px;
    transition: all 0.2s ease;
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.3);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
}

/* Cartes - Style épuré */
.card {
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all 0.3s ease;
    background: var(--bg-white);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.card-header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    padding: 1.25rem 1.5rem;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

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

.card-img-top {
    border-radius: 16px 16px 0 0;
    object-fit: cover;
}

/* Stats Cards - Style moderne */
.stat-card {
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--bg-white), var(--bg-light));
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(59, 130, 246, 0.1));
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-left-color: var(--primary-dark);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    margin-top: 0.5rem;
}

/* Page Header */
.page-header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-bottom: 2rem;
    border-radius: 0 0 20px 20px;
}

.page-header h1 {
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.breadcrumb {
    margin-bottom: 0;
    background-color: transparent;
    padding: 0;
}

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
}

.breadcrumb-item.active {
    color: var(--primary-color);
}

/* Tableaux */
.table {
    background-color: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
}

.table thead th {
    background-color: var(--bg-light);
    border-bottom: 2px solid var(--border-color);
    font-weight: 700;
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    transition: all 0.2s ease;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.03);
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem 1.5rem;
    vertical-align: middle;
}

/* Badges - Style moderne */
.badge {
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    letter-spacing: 0.3px;
}

.badge.bg-success {
    background: linear-gradient(135deg, var(--success-color), #059669) !important;
}

.badge.bg-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706) !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626) !important;
}

.badge.bg-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}

/* Formulaires - Style moderne */
.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
    font-size: 0.95rem;
    background-color: var(--bg-white);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.input-group-text {
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    border-right: none;
    color: var(--text-secondary);
    border-radius: 10px 0 0 10px;
}

.input-group .form-control {
    border-left: none;
    border-radius: 0 10px 10px 0;
}

/* Alertes - Style moderne */
.alert {
    border-radius: 12px;
    border: none;
    font-weight: 500;
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow);
}

.alert-primary {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
    color: var(--primary-dark);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    color: #065f46;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.05));
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05));
    color: #92400e;
}

.alert-info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(6, 182, 212, 0.05));
    color: #155e75;
}

/* Dropdown */
.dropdown-menu {
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: 12px;
    padding: 0.5rem;
    margin-top: 0.5rem;
}

.dropdown-item {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-weight: 500;
}

.dropdown-item:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

/* Modal */
.modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    background: linear-gradient(135deg, var(--bg-white), var(--bg-light));
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 16px 16px 0 0;
}

.modal-title {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    background-color: var(--bg-light);
}

/* Styles spécifiques Airbnb */
.airbnb-badge {
    background: linear-gradient(135deg, #FF385C, #FF5A5F);
    color: white;
    font-weight: 700;
    box-shadow: 0 4px 8px rgba(255, 56, 92, 0.3);
}

.airbnb-sync-btn {
    background: linear-gradient(135deg, #FF385C, #FF5A5F);
    border: none;
    color: white;
    box-shadow: 0 4px 8px rgba(255, 56, 92, 0.3);
}

.airbnb-sync-btn:hover {
    background: linear-gradient(135deg, #E00007, #FF385C);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(255, 56, 92, 0.4);
}

/* Animation de synchronisation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.syncing {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Loader moderne */
.loader {
    border: 4px solid var(--bg-light);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        min-height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .page-header {
        padding: 1.5rem 0;
    }
    
    h1 { font-size: 1.75rem; }
}

/* Cartes d'appartements - Style moderne */
.apartment-card {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.apartment-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.apartment-card .card-img-top {
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.apartment-card:hover .card-img-top {
    transform: scale(1.1);
}

/* Tags et labels */
.tag {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    background-color: var(--bg-light);
    color: var(--text-secondary);
}

/* Liste de features */
.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li i {
    color: var(--success-color);
    margin-right: 0.75rem;
    font-size: 1.25rem;
}

/* Animation d'entrée */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}