@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Monochrome Palette */
    --black: #000000;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --gray-950: #0a0a0a;
    
    /* Theme Colors - Dark Mode */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #111111;
    --bg-card: rgba(255, 255, 255, 0.02);
    --bg-card-hover: rgba(255, 255, 255, 0.05);
    --bg-glass: rgba(255, 255, 255, 0.03);
    
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --text-muted: #525252;
    
    --accent: #ffffff;
    --accent-muted: rgba(255, 255, 255, 0.1);
    
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    --info: #3b82f6;
    
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    
    --glow: 0 0 60px rgba(255, 255, 255, 0.1);
    --glow-strong: 0 0 100px rgba(255, 255, 255, 0.15);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme */
.light {
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-tertiary: #f5f5f5;
    --bg-card: rgba(0, 0, 0, 0.02);
    --bg-card-hover: rgba(0, 0, 0, 0.04);
    --bg-glass: rgba(255, 255, 255, 0.8);
    
    --text-primary: #000000;
    --text-secondary: #525252;
    --text-muted: #a3a3a3;
    
    --accent: #000000;
    --accent-muted: rgba(0, 0, 0, 0.05);
    
    --border-color: rgba(0, 0, 0, 0.06);
    --border-hover: rgba(0, 0, 0, 0.12);
    
    --glow: 0 0 60px rgba(0, 0, 0, 0.05);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Space Grotesk', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

.mono {
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: -0.02em;
}

/* ============================================
   FUTURISTIC ANIMATIONS
   ============================================ */

/* Glitch Effect */
@keyframes glitch {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

@keyframes glitch-skew {
    0%, 100% { transform: skew(0deg); }
    20% { transform: skew(-0.5deg); }
    40% { transform: skew(0.5deg); }
    60% { transform: skew(-0.3deg); }
    80% { transform: skew(0.3deg); }
}

.glitch {
    position: relative;
}

.glitch:hover {
    animation: glitch 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) both infinite;
}

/* Scan Line Effect */
@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100vh); }
}

.scanline::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.03), transparent);
    animation: scanline 8s linear infinite;
    pointer-events: none;
    z-index: 9999;
}

/* Noise Texture */
@keyframes noise {
    0%, 100% { background-position: 0 0; }
    10% { background-position: -5% -10%; }
    20% { background-position: -15% 5%; }
    30% { background-position: 7% -25%; }
    40% { background-position: 20% 25%; }
    50% { background-position: -25% 10%; }
    60% { background-position: 15% 5%; }
    70% { background-position: 0% 15%; }
    80% { background-position: 25% 35%; }
    90% { background-position: -10% 10%; }
}

.noise::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.02;
    pointer-events: none;
    z-index: 9998;
    animation: noise 1s steps(10) infinite;
}

/* Pulse Ring */
@keyframes pulse-ring {
    0% { transform: scale(0.95); opacity: 1; }
    50% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(0.95); opacity: 1; }
}

/* Morphing Border */
@keyframes morph-border {
    0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
    25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
    50% { border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%; }
    75% { border-radius: 60% 40% 60% 30% / 70% 30% 50% 60%; }
}

/* Float Animation */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(1deg); }
    50% { transform: translateY(-20px) rotate(0deg); }
    75% { transform: translateY(-10px) rotate(-1deg); }
}

/* Rotate Slow */
@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Text Reveal */
@keyframes text-reveal {
    0% { clip-path: polygon(0 0, 0 0, 0 100%, 0 100%); }
    100% { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
}

.text-reveal {
    animation: text-reveal 0.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

/* Fade In Up */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    opacity: 0;
}

.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.2s; }
.animate-in:nth-child(3) { animation-delay: 0.3s; }
.animate-in:nth-child(4) { animation-delay: 0.4s; }
.animate-in:nth-child(5) { animation-delay: 0.5s; }

/* Stagger */
.stagger > * {
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}
.stagger > *:nth-child(1) { animation-delay: 0.05s; }
.stagger > *:nth-child(2) { animation-delay: 0.1s; }
.stagger > *:nth-child(3) { animation-delay: 0.15s; }
.stagger > *:nth-child(4) { animation-delay: 0.2s; }
.stagger > *:nth-child(5) { animation-delay: 0.25s; }
.stagger > *:nth-child(6) { animation-delay: 0.3s; }

/* Shimmer Effect */
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.shimmer {
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.05) 50%, transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 3s infinite;
}

/* ============================================
   LAYOUT
   ============================================ */

.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 32px 20px;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition);
}

.sidebar-hidden {
    transform: translateX(-100%);
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 40px;
    min-height: 100vh;
    transition: margin var(--transition);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 48px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.logo-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.logo:hover .logo-icon::before {
    transform: translateX(100%);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

/* Navigation */
.nav-section {
    margin-bottom: 32px;
}

.nav-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 16px;
    padding-left: 16px;
}

.nav-menu {
    list-style: none;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px;
    height: 24px;
    background: var(--text-primary);
    border-radius: 0 3px 3px 0;
    transition: transform var(--transition-fast);
}

.nav-link:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.nav-link.active {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.nav-link.active::before {
    transform: translateY(-50%) scaleY(1);
}

.nav-icon {
    width: 20px;
    height: 20px;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
    opacity: 1;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
}

.card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.card:hover::before {
    opacity: 1;
}

.card-glow {
    box-shadow: var(--glow);
}

.card-glow:hover {
    box-shadow: var(--glow-strong);
}

/* Futuristic Card */
.card-futuristic {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: 1px solid var(--border-color);
    position: relative;
}

.card-futuristic::after {
    content: '';
    position: absolute;
    top: -1px;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--text-primary), transparent);
    opacity: 0.3;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    font-family: inherit;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.btn:hover::before {
    transform: translateX(100%);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255,255,255,0.15);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

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

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

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
}

.btn-lg { padding: 18px 36px; font-size: 16px; }
.btn-sm { padding: 10px 18px; font-size: 13px; }
.btn-block { width: 100%; }

/* ============================================
   INPUTS
   ============================================ */

.input-group {
    margin-bottom: 24px;
}

.input-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.input {
    width: 100%;
    padding: 16px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.input:focus {
    outline: none;
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--accent-muted);
}

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

/* ============================================
   CREDIT CARD - FUTURISTIC
   ============================================ */

.credit-card {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1.586;
    background: linear-gradient(145deg, #1a1a1a 0%, #000000 50%, #0a0a0a 100%);
    border-radius: var(--radius-xl);
    padding: 32px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid rgba(255,255,255,0.1);
}

.credit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 10%, rgba(255,255,255,0.5) 50%, transparent 90%);
}

.credit-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 60%);
    animation: rotate-slow 20s linear infinite;
}

.card-chip {
    width: 50px;
    height: 40px;
    background: linear-gradient(135deg, #c0c0c0 0%, #808080 50%, #c0c0c0 100%);
    border-radius: 6px;
    position: relative;
    z-index: 1;
}

.card-chip::before {
    content: '';
    position: absolute;
    inset: 6px;
    background: repeating-linear-gradient(90deg, #666 0px, #666 2px, #888 2px, #888 4px);
    border-radius: 2px;
}

.card-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    letter-spacing: 4px;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    position: relative;
    z-index: 1;
}

.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    position: relative;
    z-index: 1;
}

.card-holder-label,
.card-expiry-label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.4);
}

.card-holder-name {
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.card-expiry-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    color: #fff;
}

.card-brand {
    position: absolute;
    top: 28px;
    right: 28px;
    font-size: 28px;
    font-weight: 800;
    color: rgba(255,255,255,0.8);
    letter-spacing: -0.05em;
    z-index: 1;
}

/* Card Tiers */
.credit-card.gold {
    background: linear-gradient(145deg, #3d3319 0%, #1a1508 50%, #2b2410 100%);
    border-color: rgba(212, 175, 55, 0.3);
}

.credit-card.gold::before {
    background: linear-gradient(90deg, transparent 10%, rgba(212, 175, 55, 0.6) 50%, transparent 90%);
}

.credit-card.platinum {
    background: linear-gradient(145deg, #2a2a2a 0%, #0f0f0f 50%, #1a1a1a 100%);
}

.credit-card.black {
    background: #000;
    border-color: rgba(255,255,255,0.2);
}

/* ============================================
   TRANSACTIONS
   ============================================ */

.transaction-list {
    display: flex;
    flex-direction: column;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

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

.transaction-item:hover {
    background: var(--bg-card);
    margin: 0 -20px;
    padding: 18px 20px;
    border-radius: var(--radius-md);
}

.transaction-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.transaction-icon.income {
    background: rgba(34, 197, 94, 0.1);
}

.transaction-icon.expense {
    background: rgba(255, 255, 255, 0.05);
}

.transaction-details {
    flex: 1;
    min-width: 0;
}

.transaction-title {
    font-weight: 500;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.transaction-meta {
    font-size: 13px;
    color: var(--text-muted);
}

.transaction-amount {
    text-align: right;
}

.transaction-value {
    font-weight: 600;
    font-size: 16px;
    font-family: 'JetBrains Mono', monospace;
}

.transaction-value.positive { color: var(--success); }
.transaction-value.negative { color: var(--text-primary); }

/* ============================================
   STATS
   ============================================ */

.stat-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--accent-muted);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.03em;
    font-family: 'JetBrains Mono', monospace;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-full);
}

.stat-change.positive {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.stat-change.negative {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* ============================================
   BALANCE DISPLAY
   ============================================ */

.balance-display {
    text-align: center;
    padding: 60px 20px;
    position: relative;
}

.balance-display::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-muted) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.balance-label {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
}

.balance-amount {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    font-family: 'JetBrains Mono', monospace;
    position: relative;
    z-index: 1;
}

/* ============================================
   QUICK ACTIONS
   ============================================ */

.quick-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    color: inherit;
    min-width: 120px;
}

.quick-action:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.quick-action-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: var(--text-primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition);
}

.quick-action:hover .quick-action-icon {
    transform: scale(1.1);
}

.quick-action-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ============================================
   PROGRESS BAR
   ============================================ */

.progress-bar {
    height: 6px;
    background: var(--bg-card);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

/* ============================================
   BADGES
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(234, 179, 8, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-info {
    background: var(--accent-muted);
    color: var(--text-primary);
}

/* ============================================
   MODALS
   ============================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 18px;
}

.modal-close:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* ============================================
   TABLES
   ============================================ */

.table-container {
    overflow-x: auto;
}

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

th, td {
    padding: 16px 20px;
    text-align: left;
}

th {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

td {
    border-bottom: 1px solid var(--border-color);
}

tr:hover td {
    background: var(--bg-card);
}

/* ============================================
   GRID
   ============================================ */

.grid {
    display: grid;
    gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1200px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 20px; }
}

/* ============================================
   PAGE HEADER
   ============================================ */

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 15px;
    margin-top: 6px;
}

/* ============================================
   USER MENU
   ============================================ */

.user-menu {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--text-primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.user-avatar:hover {
    transform: scale(1.05);
}

.notification-btn {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    background: var(--danger);
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    border: 2px solid var(--bg-primary);
}

/* ============================================
   EMPTY STATE
   ============================================ */

.empty-state {
    text-align: center;
    padding: 80px 20px;
}

.empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    opacity: 0.2;
}

.empty-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.empty-text {
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* ============================================
   TOAST
   ============================================ */

.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 320px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    animation: fadeInUp 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.toast-success { border-left: 3px solid var(--success); }
.toast-error { border-left: 3px solid var(--danger); }
.toast-info { border-left: 3px solid var(--text-primary); }

/* ============================================
   MOBILE MENU
   ============================================ */

.mobile-menu-btn {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    cursor: pointer;
    z-index: 99;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    font-size: 24px;
    transition: transform var(--transition-fast);
}

.mobile-menu-btn:hover {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ============================================
   SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

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

/* ============================================
   SKELETON LOADING
   ============================================ */

.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* ============================================
   ADMIN STYLES
   ============================================ */

.admin-badge {
    background: linear-gradient(135deg, var(--danger), #b91c1c);
    color: white;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

.admin-stat {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
}

.admin-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 8px;
}

.admin-stat-label {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Select styling */
.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 44px;
}

/* Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--bg-card);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: var(--transition);
}

input:checked + .slider {
    background: var(--text-primary);
    border-color: var(--text-primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
    background: var(--bg-primary);
}