/* Property Management System - Main Styles */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    color: #333;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    padding: 15px 0;
}

.nav-brand i {
    margin-right: 10px;
}

.nav-logo {
    height: 40px;
    width: auto;
    margin-right: 12px;
    object-fit: contain;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 10px;
}

.nav-menu li a {
    color: white;
    text-decoration: none;
    padding: 15px 20px;
    display: block;
    transition: background 0.3s;
    border-radius: 5px;
}

.nav-menu li a:hover {
    background: rgba(255,255,255,0.1);
}

/* Main Content */
.main-content {
    padding: 40px 20px;
    min-height: calc(100vh - 80px);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 2rem;
    color: #333;
}

.page-header h1 i {
    margin-right: 10px;
    color: #667eea;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:hover {
    background: #138496;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 18px;
}

/* Filter Section */
.filter-section {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-group label {
    font-weight: 600;
}

.filter-group select,
.filter-group input[type="text"] {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

/* Tables */
.table-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: #f8f9fa;
}

.data-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid #dee2e6;
}

.data-table tbody tr:hover {
    background: #f8f9fa;
}

.text-center {
    text-align: center;
}

.text-muted {
    color: #6c757d;
}

.text-danger {
    color: #dc3545;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

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

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.3);
}

.modal-large {
    max-width: 900px;
}

.modal-xlarge {
    max-width: 1200px;
    width: 95%;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    color: #333;
}

.close {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

.modal-body {
    padding: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #495057;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ced4da;
    border-radius: 5px;
    font-size: 14px;
}

.form-group textarea {
    resize: vertical;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* Loader */
.loader {
    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;
}

.spinner {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #667eea;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

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

/* Status Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.badge-active {
    background: #d4edda;
    color: #155724;
}

.badge-pending {
    background: #fff3cd;
    color: #856404;
}

.badge-expired {
    background: #f8d7da;
    color: #721c24;
}

.badge-signed {
    background: #d1ecf1;
    color: #0c5460;
}

/* List Group */
.list-group {
    list-style: none;
}

.list-item {
    padding: 15px;
    border-bottom: 1px solid #dee2e6;
}

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

/* Info Cards - Beautiful Card Design */
.info-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    margin-bottom: 20px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.info-card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 15px 20px;
    border-bottom: 1px solid #dee2e6;
}

.info-card-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: #495057;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-card-header h3 i {
    color: #667eea;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.info-item label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 1rem;
    color: #333;
    font-weight: 500;
}

.info-value.company-name {
    font-size: 1.2rem;
    color: #667eea;
    font-weight: 700;
}

.link-primary {
    color: #667eea;
    text-decoration: none;
    transition: color 0.2s;
}

.link-primary:hover {
    color: #5568d3;
    text-decoration: underline;
}

/* Highlight Cards - Eye-catching Stats */
.lease-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px;
}

.highlight-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: all 0.3s;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.highlight-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.highlight-content {
    flex: 1;
}

.highlight-content label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.highlight-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
}

/* Form Grid - Better Form Layout */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state i {
    display: block;
}

/* Detail Section */
.detail-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.detail-section h3 {
    margin-bottom: 15px;
    color: #495057;
    font-size: 1.1rem;
}

/* Enhanced Buttons */
.btn-lg {
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
}

.btn i {
    margin-right: 5px;
}

/* Action Buttons Container */
.action-buttons {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #dee2e6;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Tab Enhancements */
.management-tabs {
    display: flex;
    border-bottom: 2px solid #dee2e6;
    margin-bottom: 20px;
    background: white;
    border-radius: 12px 12px 0 0;
    overflow: hidden;
}

.tab-btn {
    flex: 1;
    padding: 16px 20px;
    border: none;
    background: white;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: #6c757d;
    transition: all 0.3s;
    position: relative;
}

.tab-btn:hover {
    background: #f8f9fa;
    color: #495057;
}

.tab-btn.active {
    color: #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    font-weight: 600;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.tab-btn i {
    margin-right: 8px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced Table Styling */
.data-table {
    border-radius: 8px;
    overflow: hidden;
}

.data-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.data-table th {
    color: white;
    font-weight: 600;
    padding: 15px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0;
    }
    
    .page-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .filter-section {
        flex-direction: column;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .lease-highlights {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .management-tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1 1 50%;
    }
}