/* ========================================
   🎨 농부야 부탁해 - 모던 디자인 시스템
   Modern Design System for VMS
   ======================================== */

/* ========================================
   1. CSS 변수 (Design Tokens)
   ======================================== */
:root {
    /* 🎨 Color Palette - Primary (세련된 블루그레이) */
    --color-primary-50: #f8fafc;
    --color-primary-100: #f1f5f9;
    --color-primary-200: #e2e8f0;
    --color-primary-300: #cbd5e1;
    --color-primary-400: #94a3b8;
    --color-primary-500: #64748b;
    --color-primary-600: #475569;
    --color-primary-700: #334155;
    --color-primary-800: #1e293b;
    --color-primary-900: #0f172a;

    /* 🎨 Color Palette - Secondary */
    --color-secondary-50: #fffbeb;
    --color-secondary-100: #fef3c7;
    --color-secondary-200: #fde68a;
    --color-secondary-300: #fcd34d;
    --color-secondary-400: #fbbf24;
    --color-secondary-500: #f59e0b;
    --color-secondary-600: #d97706;
    --color-secondary-700: #b45309;
    --color-secondary-800: #92400e;
    --color-secondary-900: #78350f;

    /* 🎨 Color Palette - Success */
    --color-success-50: #f0fdf4;
    --color-success-100: #dcfce7;
    --color-success-200: #bbf7d0;
    --color-success-300: #86efac;
    --color-success-400: #4ade80;
    --color-success-500: #22c55e;
    --color-success-600: #16a34a;
    --color-success-700: #15803d;
    --color-success-800: #166534;
    --color-success-900: #14532d;

    /* 🎨 Color Palette - Danger */
    --color-danger-50: #fef2f2;
    --color-danger-100: #fee2e2;
    --color-danger-200: #fecaca;
    --color-danger-300: #fca5a5;
    --color-danger-400: #f87171;
    --color-danger-500: #ef4444;
    --color-danger-600: #dc2626;
    --color-danger-700: #b91c1c;
    --color-danger-800: #991b1b;
    --color-danger-900: #7f1d1d;

    /* 🎨 Color Palette - Warning */
    --color-warning-50: #fffbeb;
    --color-warning-100: #fef3c7;
    --color-warning-200: #fde68a;
    --color-warning-300: #fcd34d;
    --color-warning-400: #fbbf24;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;
    --color-warning-700: #b45309;
    --color-warning-800: #92400e;
    --color-warning-900: #78350f;

    /* 🎨 Color Palette - Info */
    --color-info-50: #eff6ff;
    --color-info-100: #dbeafe;
    --color-info-200: #bfdbfe;
    --color-info-300: #93c5fd;
    --color-info-400: #60a5fa;
    --color-info-500: #3b82f6;
    --color-info-600: #2563eb;
    --color-info-700: #1d4ed8;
    --color-info-800: #1e40af;
    --color-info-900: #1e3a8a;

    /* 🎨 Grayscale */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* 📐 Spacing Scale */
    --space-1: 0.25rem;    /* 4px */
    --space-2: 0.5rem;     /* 8px */
    --space-3: 0.75rem;    /* 12px */
    --space-4: 1rem;       /* 16px */
    --space-5: 1.25rem;    /* 20px */
    --space-6: 1.5rem;     /* 24px */
    --space-7: 1.75rem;    /* 28px */
    --space-8: 2rem;       /* 32px */
    --space-10: 2.5rem;    /* 40px */
    --space-12: 3rem;      /* 48px */
    --space-16: 4rem;      /* 64px */
    --space-20: 5rem;      /* 80px */
    --space-24: 6rem;      /* 96px */

    /* 📏 Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* 🌑 Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

    /* ✏️ Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    /* 🎬 Animation */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* 📱 Breakpoints */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;

    /* 🎯 Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-notification: 1080;
}

/* ========================================
   2. Light Theme (기본 테마 - 세련된 미니멀)
   ======================================== */
[data-theme="light"], :root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    
    /* 미니멀한 그라디언트 (미묘한 효과) */
    --gradient-primary: linear-gradient(135deg, #334155, #1e293b);
    --gradient-secondary: linear-gradient(135deg, #64748b, #475569);
    --gradient-success: linear-gradient(135deg, #16a34a, #15803d);
    --gradient-danger: linear-gradient(135deg, #dc2626, #b91c1c);
    --gradient-accent: linear-gradient(135deg, #0ea5e9, #0284c7);
    
    --backdrop-blur: blur(20px);
    --overlay-color: rgba(15, 23, 42, 0.5);
}

/* ========================================
   3. Dark Theme
   ======================================== */
[data-theme="dark"] {
    --bg-primary: var(--color-gray-900);
    --bg-secondary: var(--color-gray-800);
    --bg-tertiary: var(--color-gray-700);
    
    --text-primary: var(--color-gray-50);
    --text-secondary: var(--color-gray-300);
    --text-tertiary: var(--color-gray-400);
    
    --border-primary: var(--color-gray-700);
    --border-secondary: var(--color-gray-600);
    
    --gradient-primary: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary-400), var(--color-secondary-600));
    
    --overlay-color: rgba(0, 0, 0, 0.7);
}

/* ========================================
   4. 테마별 배경 그라디언트 (미니멀 버전)
   ======================================== */
[data-theme="light"] {
    /* 부드러운 단색 배경 (미니멀) */
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --bg-overlay: radial-gradient(circle at 20% 80%, rgba(100, 116, 139, 0.03) 0%, transparent 50%),
                  radial-gradient(circle at 80% 20%, rgba(148, 163, 184, 0.03) 0%, transparent 50%),
                  radial-gradient(circle at 40% 40%, rgba(203, 213, 225, 0.02) 0%, transparent 50%);
}

[data-theme="dark"] {
    --bg-gradient: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --bg-overlay: radial-gradient(circle at 20% 80%, rgba(51, 65, 85, 0.15) 0%, transparent 50%),
                  radial-gradient(circle at 80% 20%, rgba(71, 85, 105, 0.15) 0%, transparent 50%),
                  radial-gradient(circle at 40% 40%, rgba(100, 116, 139, 0.1) 0%, transparent 50%);
}

[data-theme="blue"] {
    --gradient-primary: linear-gradient(135deg, #0284c7, #0369a1);
    --bg-gradient: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

[data-theme="green"] {
    --gradient-primary: linear-gradient(135deg, #15803d, #166534);
    --bg-gradient: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

[data-theme="purple"] {
    --gradient-primary: linear-gradient(135deg, #7c3aed, #6d28d9);
    --bg-gradient: linear-gradient(135deg, #faf5ff 0%, #f3e8ff 100%);
}

[data-theme="orange"] {
    --gradient-primary: linear-gradient(135deg, #ea580c, #c2410c);
    --bg-gradient: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
}

[data-theme="pink"] {
    --gradient-primary: linear-gradient(135deg, #db2777, #be185d);
    --bg-gradient: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background: var(--bg-gradient);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    transition: background var(--transition-slow);
}

/* 재미있는 배경 애니메이션 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    animation: backgroundFloat 20s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
    will-change: transform;
    transform: translateZ(0);
    transition: background var(--transition-slow);
}

@keyframes backgroundFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}

/* ========================================
   6. Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
}

a {
    color: var(--color-primary-600);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-primary-700);
    text-decoration: underline;
}

/* ========================================
   7. Container & Layout
   ======================================== */
.container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: var(--space-6);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--backdrop-blur);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-height: calc(100vh - 3rem);
    margin-top: var(--space-6);
    margin-bottom: var(--space-6);
}

[data-theme="dark"] .container {
    background: rgba(17, 24, 39, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
}

/* ========================================
   8. Buttons (미니멀 & 세련된 디자인)
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-tight);
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary Button - 미니멀 다크 */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button - 부드러운 그레이 */
.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

/* Success Button - 절제된 그린 */
.btn-success {
    background: var(--gradient-success);
    color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

/* Danger Button - 절제된 레드 */
.btn-danger {
    background: var(--gradient-danger);
    color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

/* Outline Button - 미니멀 */
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-secondary);
}

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

[data-theme="dark"] .btn-outline {
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .btn-outline:hover {
    background: var(--bg-tertiary);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
}

/* Button with Icon */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slower);
}

.btn:hover::before {
    left: 100%;
}

/* ========================================
   9. Forms
   ======================================== */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    letter-spacing: 0.025em;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.form-input::placeholder {
    color: var(--text-tertiary);
}

.form-input:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
}

/* Input with Icon */
.form-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input-icon {
    position: absolute;
    left: var(--space-4);
    color: var(--text-tertiary);
    pointer-events: none;
}

.form-input-group .form-input {
    padding-left: var(--space-10);
}

/* ========================================
   10. Cards
   ======================================== */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-primary);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--border-primary);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--border-primary);
    background: var(--bg-secondary);
}

/* Stat Card */
.stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-2xl);
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-1);
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

/* ========================================
   11. Tables (세련된 미니멀 디자인)
   ======================================== */
.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-xl);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead {
    background: var(--bg-secondary);
}

.table th {
    padding: var(--space-4) var(--space-6);
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-primary);
    white-space: nowrap;
    background: var(--bg-secondary);
}

.table td {
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
}

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

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

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

/* ========================================
   12. Alerts & Notifications
   ======================================== */
.alert {
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.alert-success {
    background: var(--color-success-50);
    color: var(--color-success-800);
    border: 1px solid var(--color-success-200);
}

[data-theme="dark"] .alert-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success-300);
    border-color: var(--color-success-800);
}

.alert-error {
    background: var(--color-danger-50);
    color: var(--color-danger-800);
    border: 1px solid var(--color-danger-200);
}

[data-theme="dark"] .alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger-300);
    border-color: var(--color-danger-800);
}

.alert-warning {
    background: var(--color-warning-50);
    color: var(--color-warning-800);
    border: 1px solid var(--color-warning-200);
}

[data-theme="dark"] .alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning-300);
    border-color: var(--color-warning-800);
}

.alert-info {
    background: var(--color-info-50);
    color: var(--color-info-800);
    border: 1px solid var(--color-info-200);
}

[data-theme="dark"] .alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info-300);
    border-color: var(--color-info-800);
}

/* Toast Notification */
.notification {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    max-width: 400px;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-notification);
    animation: slideInRight 0.3s ease-out;
    font-weight: var(--font-weight-semibold);
}

.notification-success {
    background: var(--color-success-600);
    color: white;
}

.notification-error {
    background: var(--color-danger-600);
    color: white;
}

.notification-info {
    background: var(--color-info-600);
    color: white;
}

/* ========================================
   13. Modal
   ======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-color);
    backdrop-filter: blur(10px);
    z-index: var(--z-modal-backdrop);
    animation: fadeIn 0.2s ease-out;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    position: relative;
    background: var(--bg-primary);
    margin: var(--space-10);
    padding: var(--space-8);
    width: 90%;
    max-width: 600px;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    animation: slideInScale 0.3s ease-out;
}

.modal-header {
    margin-bottom: var(--space-6);
}

.modal-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
}

.modal-close:hover {
    background: var(--color-danger-100);
    color: var(--color-danger-600);
    transform: rotate(90deg);
}

/* ========================================
   14. Pagination
   ======================================== */
.pagination {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-base);
}

.pagination a:hover {
    background: var(--color-primary-50);
    border-color: var(--color-primary-500);
    color: var(--color-primary-600);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pagination span.current {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-md);
}

/* ========================================
   15. Animations
   ======================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes slideInScale {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes confettiFall {
    to {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ========================================
   16. Utilities
   ======================================== */
/* Flexbox */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* Spacing */
.m-0 { margin: 0; }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.font-bold { font-weight: var(--font-weight-bold); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }

/* Colors */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

/* Width */
.w-full { width: 100%; }

/* Borders */
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* ========================================
   17. Responsive Design
   ======================================== */
@media (max-width: 768px) {
    :root {
        --font-size-base: 0.875rem;
    }

    .container {
        padding: var(--space-4);
        margin: var(--space-4);
        border-radius: var(--radius-2xl);
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); }

    .btn {
        padding: var(--space-2) var(--space-4);
        font-size: var(--font-size-xs);
    }

    .modal-content {
        padding: var(--space-6);
        margin: var(--space-4);
    }

    .notification {
        top: var(--space-4);
        right: var(--space-4);
        left: var(--space-4);
        max-width: none;
    }

    .table th,
    .table td {
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-xs);
    }
}

/* ========================================
   18. Accessibility
   ======================================== */
/* Focus Styles */
*:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary-600);
    color: white;
    padding: var(--space-2) var(--space-4);
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   19. Print Styles
   ======================================== */
@media print {
    body {
        background: white;
    }

    body::before {
        display: none;
    }

    .container {
        box-shadow: none;
        border: none;
    }

    .btn,
    .header-buttons,
    .pagination {
        display: none;
    }

    .table {
        page-break-inside: avoid;
    }
}