:root {
  --background-color: var(--gray-100);
  --text-color: var(--dark-color);
  --navbar-background-color: white;
  --card-background-color: white;
}

/* Apply variable-based backgrounds */
html, body {
  height: 100%;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-loader {
  position: fixed;
  inset: 0;
  background: rgba(248, 249, 250, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 1;
  transition: opacity 0.25s ease;
}

body.page-ready .page-loader {
  opacity: 0;
  pointer-events: none;
}

.main-container {
  opacity: 0.98;
  transform: translateY(4px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  flex: 1 0 auto;
  width: 100%;
}

footer {
  flex-shrink: 0;
}

body.page-ready .main-container {
  opacity: 1;
  transform: none;
}

.card,
.modal-content,
.filter-bar,
.add-category-form,
.recommendation-box,
.dropdown-menu {
  background-color: var(--card-background-color);
  color: var(--text-color);
}

.form-control,
.form-select {
  background-color: var(--card-background-color);
  color: var(--text-color);
}

.form-control::placeholder {
  color: var(--gray-600);
}

@media (max-width: 768px) {
  .table-responsive {
    overflow-x: auto;
  }
}
        :root {
            --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --primary-color: #667eea;
            --secondary-color: #764ba2;
            --success-color: #2a9d8f;
            --warning-color: #f77f00;
            --danger-color: #d62828;
            --dark-color: #2d3748;
            --light-color: #f7fafc;
            --gray-100: #f8f9fa;
            --gray-200: #e9ecef;
            --gray-300: #dee2e6;
            --gray-400: #ced4da;
            --gray-500: #adb5bd;
            --gray-600: #6c757d;
            --gray-700: #495057;
            --gray-800: #343a40;
            --gray-900: #212529;
        }

        body {
            background-color: var(--background-color);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            color: var(--text-color);
        }
        
        /* Modern Navbar */
        .navbar {
            background: var(--navbar-background-color) !important;
            box-shadow: 0 1px 3px rgba(0,0,0,.1);
            padding: 0.25rem 0;
        }

        .navbar .container-fluid {
            min-height: 3.5rem;
        }
        
        .navbar-brand {
            font-weight: 600;
            color: var(--text-color) !important;
            font-size: 1.35rem;
            display: flex;
            align-items: center;
            gap: 0.12rem;
        }

        .navbar-brand .brand-logo-img {
            height: 56px;
            width: auto;
            display: block;
            object-fit: contain;
        }

        .navbar-brand .brand-logo-text {
            display: inline;
        }

        @media (max-width: 768px) {
            .navbar-brand .brand-logo-img {
                height: 48px;
            }
        }

        .gold-badge-icon {
            width: 22px;
            height: 22px;
            object-fit: contain;
            vertical-align: text-bottom;
        }

        .gold-badge-icon-lg {
            width: 32px;
            height: 32px;
        }

        .gold-tier-icon {
            width: 32px;
            height: 32px;
            object-fit: contain;
            flex: 0 0 auto;
        }
        
        .navbar-nav .nav-link {
            color: var(--text-color) !important;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            border-radius: 6px;
            transition: all 0.2s;
            font-size: 0.875rem;
        }
        
        .navbar-nav .nav-link:hover {
            background-color: var(--gray-100);
            color: var(--primary-color) !important;
        }
        
        .navbar-nav .nav-link.active {
            background: var(--primary-gradient);
            color: white !important;
        }
        
        /* Main Container */
        .main-container {
            padding: 1.5rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        /* Modern Cards */
        .modern-card {
            background: var(--card-background-color);
            border: none;
            border-radius: 12px;
            box-shadow: 0 1px 3px rgba(0,0,0,.1);
            margin-bottom: 1.5rem;
            transition: box-shadow 0.2s;
        }
        
        .modern-card:hover {
            box-shadow: 0 4px 12px rgba(0,0,0,.15);
        }
        
        .modern-card .card-header {
            background: none;
            border-bottom: 1px solid var(--gray-200);
            padding: 1rem 1.25rem;
            font-weight: 600;
            font-size: 0.875rem;
            color: var(--gray-800);
        }
        
        .modern-card .card-body {
            padding: 1.25rem;
        }
        
        /* Gradient Header Strip */
        .gradient-header {
            background: var(--primary-gradient);
            color: white;
            padding: 1.5rem 0;
            margin: -1.5rem -1.5rem 1.5rem -1.5rem;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        
        /* Modern Buttons */
        .btn-modern {
            padding: 0.5rem 1rem;
            font-size: 0.875rem;
            border-radius: 6px;
            font-weight: 500;
            transition: all 0.2s;
            border: none;
        }
        
        .btn-modern-primary {
            background: var(--primary-gradient);
            color: white;
        }
        
        .btn-modern-primary:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
            color: white;
        }
        
        .btn-modern-secondary {
            background: var(--gray-100);
            color: var(--gray-700);
            border: 1px solid var(--gray-200);
        }
        
        .btn-modern-secondary:hover {
            background: var(--gray-200);
            color: var(--gray-800);
        }
        
        /* Modern Tables */
        .modern-table {
            font-size: 0.875rem;
        }
        
        .modern-table thead {
            background: var(--gray-50);
            border-bottom: 2px solid var(--gray-200);
        }
        
        .modern-table th {
            font-weight: 600;
            color: var(--text-color);
            padding: 0.75rem 1rem;
            text-transform: uppercase;
            font-size: 0.75rem;
            letter-spacing: 0.5px;
        }
        
        .modern-table td {
            padding: 0.75rem 1rem;
            color: var(--text-color);
            border-bottom: 1px solid var(--gray-100);
        }
        
        /* Progress Bars */
        .progress {
            height: 20px;
            border-radius: 10px;
            background-color: var(--gray-200);
        }
        
        .progress-bar {
            border-radius: 10px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        
        /* Modern Input Groups */
        .modern-input-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .modern-input-group .form-control,
        .modern-input-group .form-select {
            border: 1px solid var(--gray-300);
            border-radius: 6px;
            font-size: 0.875rem;
            padding: 0.5rem 0.75rem;
        }
        
        .modern-input-group .form-control:focus,
        .modern-input-group .form-select:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }
        
        /* Toast Notifications */
        .toast {
            border-radius: 8px;
            border: none;
            box-shadow: 0 4px 12px rgba(0,0,0,.15);
        }
        
        .toast-header {
            border-radius: 8px 8px 0 0;
            font-weight: 600;
        }
        
        /* Mobile Responsive */
        @media (max-width: 768px) {
            .main-container {
                padding: 1rem;
            }
            
            .gradient-header {
                margin: -1rem -1rem 1rem -1rem;
            }
            
            .navbar-nav {
                margin-top: 1rem;
            }
            
            .navbar-nav .nav-link {
                margin-bottom: 0.25rem;
            }
        }
        
        /* Utility Classes */
        .text-gradient {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hover-scale {
            transition: transform 0.2s;
        }
        
        .hover-scale:hover {
            transform: scale(1.02);
        }
        
        /* Loading States */
        .skeleton {
            background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-300) 50%, var(--gray-200) 75%);
            background-size: 200% 100%;
            animation: loading 1.5s infinite;
        }
        
        @keyframes loading {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        .premium-callout {
            margin-bottom: 1rem;
        }

        .premium-callout-card {
            border: 1px solid #f8d7a8;
            background: linear-gradient(180deg, #fff8eb 0%, #fff4da 100%);
            border-radius: 12px;
            box-shadow: 0 2px 12px rgba(92, 61, 0, 0.08);
            padding: 1rem 1.25rem;
        }

        .premium-callout-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.25rem;
            color: #7a4a00;
        }

        .premium-callout-text {
            margin-bottom: 0;
            color: #5a4b2d;
        }

        .premium-callout-meta {
            font-size: 0.85rem;
            color: #705a31;
            margin-top: 0.4rem;
        }

        .premium-callout-actions {
            margin-top: 0.75rem;
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .premium-lockable {
            transition: filter 0.2s ease, opacity 0.2s ease;
        }

        .premium-lockable.premium-locked-blur {
            filter: blur(4px) saturate(0.85);
            opacity: 0.85;
            pointer-events: none;
            user-select: none;
            position: relative;
        }