/* ========================================
   InvestCapital v7.0 - Modern Design System
   ======================================== */

/* ----------------------------------------
   1. CSS Variables & Theme System
   ---------------------------------------- */
:root {
    /* Primary Colors */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gray-950: #030712;
    
    /* Semantic Colors */
    --success-50: #ecfdf5;
    --success-100: #d1fae5;
    --success-500: #10b981;
    --success-600: #059669;
    --success-700: #047857;
    
    --warning-50: #fffbeb;
    --warning-100: #fef3c7;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    --warning-700: #b45309;
    
    --danger-50: #fef2f2;
    --danger-100: #fee2e2;
    --danger-500: #ef4444;
    --danger-600: #dc2626;
    --danger-700: #b91c1c;
    
    --info-50: #eff6ff;
    --info-100: #dbeafe;
    --info-500: #3b82f6;
    --info-600: #2563eb;
    --info-700: #1d4ed8;
    
    /* Design Tokens */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px 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);
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Light Theme (Default) */
    --bg-body: var(--gray-100);
    --bg-surface: #ffffff;
    --bg-surface-hover: var(--gray-50);
    --bg-elevated: #ffffff;
    --bg-muted: var(--gray-100);
    --bg-input: #ffffff;
    
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-400);
    --text-inverse: #ffffff;
    
    --border-default: var(--gray-200);
    --border-strong: var(--gray-300);
    
    --accent: var(--primary-600);
    --accent-hover: var(--primary-700);
    --accent-soft: var(--primary-50);
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-body: var(--gray-950);
    --bg-surface: var(--gray-900);
    --bg-surface-hover: var(--gray-800);
    --bg-elevated: var(--gray-800);
    --bg-muted: var(--gray-800);
    --bg-input: var(--gray-800);
    
    --text-primary: var(--gray-50);
    --text-secondary: var(--gray-400);
    --text-muted: var(--gray-500);
    --text-inverse: var(--gray-900);
    
    --border-default: var(--gray-700);
    --border-strong: var(--gray-600);
    
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
}

/* ----------------------------------------
   2. Reset & Base Styles
   ---------------------------------------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 0.9375rem;
    transition: background var(--transition-normal), color var(--transition-normal);
    min-height: 100vh;
}

/* ----------------------------------------
   3. Layout & Container
   ---------------------------------------- */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px;
}

/* ----------------------------------------
   4. Header
   ---------------------------------------- */
.header {
    background: var(--bg-surface);
    padding: 16px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    border: 1px solid var(--border-default);
    transition: all var(--transition-normal);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-left h1 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Logo */
.logo-container-small {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-md);
    padding: 8px;
}

.logo-small {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

/* User Badge */
.user-badge {
    background: var(--bg-muted);
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-default);
}

.user-badge i {
    color: var(--text-muted);
}

/* ----------------------------------------
   5. Welcome Banner
   ---------------------------------------- */
.welcome-banner {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 100%);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 28px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.welcome-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.welcome-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.welcome-text h2 {
    font-size: 1.625rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.welcome-text p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9375rem;
}

/* Theme Toggle */
.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

/* ----------------------------------------
   6. Stats Grid
   ---------------------------------------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-surface);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 18px;
    border: 1px solid var(--border-default);
    transition: all var(--transition-fast);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.375rem;
    flex-shrink: 0;
}

.stat-icon.success { background: var(--success-100); color: var(--success-600); }
.stat-icon.info { background: var(--info-100); color: var(--info-600); }
.stat-icon.warning { background: var(--warning-100); color: var(--warning-600); }
.stat-icon.danger { background: var(--danger-100); color: var(--danger-600); }
.stat-icon.primary { background: var(--primary-100); color: var(--primary-600); }

.stat-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    white-space: nowrap;
}

/* ----------------------------------------
   7. Actions Bar
   ---------------------------------------- */
.actions {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

/* ----------------------------------------
   8. Cards
   ---------------------------------------- */
.card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid var(--border-default);
    transition: all var(--transition-normal);
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-default);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    background: var(--bg-surface);
}

.card-header h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-header h3 i {
    color: var(--text-muted);
    font-size: 1rem;
}

.card-body {
    padding: 24px;
}

.card-body.no-padding {
    padding: 0;
}

/* ----------------------------------------
   9. Tables
   ---------------------------------------- */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.table th {
    text-align: left;
    padding: 14px 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--bg-muted);
    border-bottom: 1px solid var(--border-default);
    white-space: nowrap;
}

.table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: color var(--transition-fast);
}

.table th.sortable:hover {
    color: var(--primary-600);
}

.table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-default);
    vertical-align: middle;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.table tbody tr {
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--bg-surface-hover);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table .text-right { text-align: right; }
.table .text-center { text-align: center; }
.table .text-bold { font-weight: 600; }
.table .text-muted { color: var(--text-muted); font-size: 0.8125rem; }
.table .text-sm { font-size: 0.8125rem; }
.table .text-success { color: var(--success-600); }
.table .text-warning { color: var(--warning-600); }
.table .text-danger { color: var(--danger-600); }

.row-muted {
    opacity: 0.55;
}

.row-warning {
    background: var(--warning-50) !important;
}

.highlight-row {
    background: var(--primary-50) !important;
}

[data-theme="dark"] .highlight-row {
    background: rgba(99, 102, 241, 0.15) !important;
}

/* ----------------------------------------
   10. Badges
   ---------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.badge i {
    font-size: 0.6875rem;
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.badge-success {
    background: var(--success-100);
    color: var(--success-700);
}

.badge-warning {
    background: var(--warning-100);
    color: var(--warning-700);
}

.badge-danger {
    background: var(--danger-100);
    color: var(--danger-700);
}

.badge-info {
    background: var(--info-100);
    color: var(--info-700);
}

.badge-secondary {
    background: var(--gray-200);
    color: var(--gray-600);
}

[data-theme="dark"] .badge-primary { background: rgba(99, 102, 241, 0.2); color: var(--primary-300); }
[data-theme="dark"] .badge-success { background: rgba(16, 185, 129, 0.2); color: var(--success-500); }
[data-theme="dark"] .badge-warning { background: rgba(245, 158, 11, 0.2); color: var(--warning-500); }
[data-theme="dark"] .badge-danger { background: rgba(239, 68, 68, 0.2); color: var(--danger-500); }
[data-theme="dark"] .badge-info { background: rgba(59, 130, 246, 0.2); color: var(--info-500); }
[data-theme="dark"] .badge-secondary { background: var(--gray-700); color: var(--gray-300); }

/* ----------------------------------------
   11. Buttons
   ---------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: var(--primary-600);
    color: #ffffff;
    box-shadow: 0 1px 2px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: var(--primary-700);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
    background: var(--bg-muted);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
}

.btn-secondary:hover {
    background: var(--bg-surface-hover);
    border-color: var(--border-strong);
}

.btn-success {
    background: var(--success-600);
    color: #ffffff;
}

.btn-success:hover {
    background: var(--success-700);
}

.btn-warning {
    background: var(--warning-500);
    color: #ffffff;
}

.btn-warning:hover {
    background: var(--warning-600);
}

.btn-danger {
    background: var(--danger-500);
    color: #ffffff;
}

.btn-danger:hover {
    background: var(--danger-600);
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.8125rem;
}

.btn-xs {
    padding: 6px 10px;
    font-size: 0.75rem;
}

.btn-icon {
    padding: 10px;
    width: 40px;
    height: 40px;
}

.btn-icon.btn-sm {
    width: 34px;
    height: 34px;
}

.btn-block {
    width: 100%;
}

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

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group label i {
    margin-right: 6px;
    color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    background: var(--bg-input);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-50);
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group select:focus,
[data-theme="dark"] .form-group textarea:focus {
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-600);
}

/* ----------------------------------------
   13. Alerts
   ---------------------------------------- */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    font-weight: 500;
}

.alert i {
    font-size: 1.125rem;
}

.alert-success {
    background: var(--success-50);
    color: var(--success-700);
    border: 1px solid var(--success-100);
}

.alert-error {
    background: var(--danger-50);
    color: var(--danger-700);
    border: 1px solid var(--danger-100);
}

.alert-info {
    background: var(--info-50);
    color: var(--info-700);
    border: 1px solid var(--info-100);
}

.alert-warning {
    background: var(--warning-50);
    color: var(--warning-700);
    border: 1px solid var(--warning-100);
}

/* ----------------------------------------
   14. Info Box
   ---------------------------------------- */
.info-box {
    background: var(--bg-muted);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.info-box i {
    color: var(--text-muted);
    margin-top: 2px;
}

/* ----------------------------------------
   15. Modals
   ---------------------------------------- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95) translateY(10px);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-default);
}

.modal.show .modal-content {
    transform: scale(1) translateY(0);
}

.modal-large .modal-content {
    max-width: 800px;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-default);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.modal-header h3 i {
    color: var(--text-muted);
}

.close-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--bg-muted);
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    line-height: 1;
}

.close-btn:hover {
    background: var(--danger-100);
    color: var(--danger-600);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-default);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: var(--bg-muted);
}

/* ----------------------------------------
   16. Empty State
   ---------------------------------------- */
.empty-state {
    text-align: center;
    padding: 60px 24px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1rem;
}

/* ----------------------------------------
   17. Footer
   ---------------------------------------- */
footer {
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 20px 28px;
    margin-top: 32px;
    box-shadow: var(--shadow-sm);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.footer-content span {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ----------------------------------------
   18. Login Page
   ---------------------------------------- */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-600) 0%, #7c3aed 50%, var(--primary-800) 100%);
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.login-container {
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 48px 40px;
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    border: 1px solid var(--border-default);
}

.login-logo {
    text-align: center;
    margin-bottom: 36px;
}

.login-logo img {
    width: 80px;
    height: 80px;
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.login-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 28px;
}

.tab-btn {
    flex: 1;
    padding: 14px 16px;
    border: 2px solid var(--border-default);
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.tab-btn:hover {
    border-color: var(--primary-400);
    color: var(--primary-600);
}

.tab-btn.active {
    background: var(--primary-600);
    border-color: var(--primary-600);
    color: #ffffff;
}

.login-form {
    margin-bottom: 24px;
}

.login-version {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 24px;
}

/* ----------------------------------------
   19. Utility Classes
   ---------------------------------------- */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success-600) !important; }
.text-warning { color: var(--warning-600) !important; }
.text-danger { color: var(--danger-600) !important; }
.text-info { color: var(--info-600) !important; }

.text-sm { font-size: 0.8125rem !important; }
.text-xs { font-size: 0.75rem !important; }
.text-lg { font-size: 1.125rem !important; }
.text-xl { font-size: 1.25rem !important; }

.text-bold { font-weight: 600 !important; }
.text-normal { font-weight: 400 !important; }

.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px !important; }
.mt-2 { margin-top: 16px !important; }
.mt-3 { margin-top: 24px !important; }
.mt-4 { margin-top: 32px !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 8px !important; }
.mb-2 { margin-bottom: 16px !important; }
.mb-3 { margin-bottom: 24px !important; }
.mb-4 { margin-bottom: 32px !important; }

.inline { display: inline; }
.inline-block { display: inline-block; }
.block { display: block; }
.flex { display: flex; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }

/* ----------------------------------------
   20. Responsive Design
   ---------------------------------------- */
@media (max-width: 1024px) {
    .container {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 16px;
    }
    
    .header {
        padding: 14px 18px;
    }
    
    .header-left h1 {
        font-size: 1.125rem;
    }
    
    .welcome-banner {
        padding: 24px;
    }
    
    .welcome-text h2 {
        font-size: 1.375rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    
    .stat-card {
        padding: 18px;
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
    }
    
    .table th,
    .table td {
        padding: 12px 16px;
        font-size: 0.8125rem;
    }
    
    .btn-xs {
        padding: 5px 8px;
        font-size: 0.6875rem;
    }
    
    .modal-content {
        max-height: 95vh;
        border-radius: var(--radius-lg);
    }
    
    .login-container {
        padding: 36px 28px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 12px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .actions .btn {
        width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .header-left .badge {
        display: none;
    }
    
    .user-badge {
        padding: 8px 12px;
    }
    
    .welcome-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .theme-toggle {
        position: absolute;
        top: 20px;
        right: 20px;
    }
}

/* ----------------------------------------
   21. Print Styles
   ---------------------------------------- */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .btn, .btn-icon, footer, .actions, .theme-toggle, .modal {
        display: none !important;
    }
    
    .card, .header, .welcome-banner {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .welcome-banner {
        background: #f5f5f5;
        color: black;
    }
    
    .welcome-banner h2,
    .welcome-banner p {
        color: black;
    }
}

/* ----------------------------------------
   22. Scrollbar Styling
   ---------------------------------------- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-muted);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

[data-theme="dark"]::-webkit-scrollbar-thumb {
    background: var(--gray-600);
}

[data-theme="dark"]::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* ----------------------------------------
   23. Animations
   ---------------------------------------- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn var(--transition-normal) ease-out;
}

/* Selection Styling */
::selection {
    background: var(--primary-200);
    color: var(--primary-900);
}

[data-theme="dark"] ::selection {
    background: var(--primary-700);
    color: white;
}