:root {
    /* Palette Bleu et Blanc Moderne */
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-lighter: #dbeafe;
    
    /* Couleur secondaire */
    --secondary: #64748b;
    --secondary-light: #94a3b8;
    --secondary-lighter: #f1f5f9;
    
    /* Couleurs d'état */
    --success: #10b981;
    --success-light: #d1fae5;
    --info: #06b6d4;
    --info-light: #cffafe;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-gradient: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(37, 99, 235, 0.06);
    --shadow-md: 0 4px 16px rgba(37, 99, 235, 0.1);
    --shadow-lg: 0 8px 32px rgba(37, 99, 235, 0.15);
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

/* Sidebar Styles */
#sidebar-wrapper {
    min-height: 100vh;
    background-color: var(--primary);
    transition: margin 0.25s ease-out;
}

#sidebar-wrapper .sidebar-heading {
    padding: 0.875rem 1.25rem;
    font-size: 1.2rem;
}

.logo-img {
    max-width: 80px;
}

#sidebar-wrapper .list-group-item {
    border: none;
    padding: 0.75rem 1.25rem;
    background-color: transparent;
    color: rgba(255, 255, 255, 0.8);
    border-left: 4px solid transparent;
    transition: all 0.3s;
}

#sidebar-wrapper .list-group-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-left: 4px solid var(--secondary);
}

#sidebar-wrapper .list-group-item.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-left: 4px solid var(--accent);
}

#sidebar-wrapper .list-group-item i {
    margin-right: 0.5rem;
}

/* Page Content Styles */
#page-content-wrapper {
    min-width: 100vw;
    background-color: #f8f9fa;
}

.navbar {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    padding: 0.75rem 1rem;
}

.navbar h2 {
    color: var(--primary);
    font-size: 1.5rem;
    margin: 0;
    line-height: 1.2;
}

.navbar .container-fluid {
    align-items: center;
}

.navbar .btn {
    display: flex;
    align-items: center;
    height: 38px;
}

#user-info {
    font-size: 0.9rem;
}

/* Responsive adjustments for navbar */
@media (max-width: 768px) {
    .navbar h2 {
        font-size: 1.25rem;
    }
    
    .navbar .container-fluid {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

/* Card Styles */
.card {
    border-radius: 0.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

/* Icon Styles */
.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

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

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

.bg-info-light {
    background-color: var(--info-light);
}

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

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

.text-primary {
    color: var(--primary) !important;
}

.text-success {
    color: var(--success) !important;
}

.text-info {
    color: var(--info) !important;
}

.text-warning {
    color: var(--warning) !important;
}

.text-danger {
    color: var(--danger) !important;
}

/* Hotel Icon */
.hotel-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Notification Styles */
.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.notification-item {
    transition: background-color 0.3s;
}

.notification-item:hover {
    background-color: #f8f9fa;
}

/* Button Styles */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-primary-light {
    background-color: var(--primary-light);
    color: var(--primary);
    border: none;
}

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

/* Responsive Adjustments */
@media (min-width: 768px) {
    #sidebar-wrapper {
        margin-left: 0;
    }

    #page-content-wrapper {
        min-width: 0;
        width: 100%;
    }

    body.sb-toggled #sidebar-wrapper {
        margin-left: -15rem;
    }
}

@media (max-width: 767.98px) {
    #sidebar-wrapper {
        margin-left: -15rem;
    }

    body.sb-toggled #sidebar-wrapper {
        margin-left: 0;
    }
}