:root {
    --primary-color: #4166F5;
    --primary-hover: #2e4ec4;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-bg: #f8f9fa;
    --dark-text: #212529;
}

body {
    font-family: 'Noto Sans Thai', sans-serif;
    color: var(--dark-text);
    background-color: #f4f6f9; /* Softer background */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

/* --- UI/UX Customization (Flat Design & Border Radius) --- */

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    box-shadow: none !important; /* Remove Bootstrap shadow */
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--primary-hover) !important;
    border-color: var(--primary-hover) !important;
    color: #fff !important;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* Backgrounds */
.bg-primary {
    background-color: var(--primary-color) !important;
}

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

/* Badges */
.badge {
    border-radius: 6px;
    padding: 0.4em 0.8em;
    font-weight: 500;
}

.badge.bg-primary {
    background-color: var(--primary-color) !important;
}
.badge.bg-success {
    background-color: var(--success-color) !important;
}
.badge.bg-danger {
    background-color: var(--danger-color) !important;
}
.badge.bg-warning {
    background-color: var(--warning-color) !important;
    color: #212529;
}
.badge.bg-info {
    background-color: var(--info-color) !important;
    color: #fff;
}

/* Cards */
.card {
    border-radius: 16px;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-color: #fff;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    border-top-left-radius: 16px !important;
    border-top-right-radius: 16px !important;
    font-weight: 600;
}

.card-footer {
    background-color: #fff;
    border-top: 1px solid rgba(0,0,0,0.05);
    border-bottom-left-radius: 16px !important;
    border-bottom-right-radius: 16px !important;
}

/* Form Controls */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #ced4da;
    padding: 0.6rem 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(65, 102, 245, 0.25);
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table thead th {
    border-bottom: 2px solid #e9ecef;
    font-weight: 600;
    color: #495057;
    background-color: #f8f9fa;
}

.table td, .table th {
    padding: 1rem;
    vertical-align: middle;
    border-top: 1px solid #f1f3f5;
}

.table-hover tbody tr:hover {
    background-color: rgba(65, 102, 245, 0.03);
}

/* Navbar */
.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.05) !important;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary-color) !important;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    color: #495057;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://images.unsplash.com/photo-1560518883-ce09059eeffa?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
    text-align: center;
}

.search-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Pagination */
.pagination .page-item .page-link {
    color: var(--primary-color);
    border-radius: 8px;
    margin: 0 3px;
    border: none;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

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

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

.pagination .page-link:hover {
    background-color: #e9ecef;
    color: var(--primary-hover);
}

/* Property Image Override */
.property-img {
    height: 220px;
    object-fit: cover;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
}

/* Footer */
footer {
    background-color: #212529;
    color: #adb5bd;
    padding: 60px 0 30px;
}

footer h5 {
    color: #fff;
    margin-bottom: 1.5rem;
}

footer a {
    transition: color 0.2s;
}

footer a:hover {
    color: var(--primary-color) !important;
}

/* Responsive Adjustments */
@media (max-width: 991.98px) {
    .hero-section {
        padding: 80px 0;
    }
    
    .container-fluid .row.g-0 {
        flex-direction: column;
    }
    
    .col-lg-8.position-relative {
        height: 50vh !important;
    }
    
    .col-lg-4.bg-light {
        height: 50vh !important;
    }
}