/* =============================================================================
   TorZon Market Portal - PREMIUM ENTERPRISE DESIGN
   Microsoft-Level Quality • Professional • Elegant
============================================================================= */

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

/* =============================================================================
   DARK THEME (Default)
============================================================================= */

:root, [data-theme="dark"] {
    /* Premium Color Palette */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #12121a;
    --bg-card: rgba(18, 18, 26, 0.8);
    --bg-card-hover: rgba(25, 25, 35, 0.95);
    
    /* Brand Colors */
    --brand-primary: #017096;
    --brand-secondary: #09a2d5;
    --brand-accent: #5ad6ff;
    --brand-light: #b6edff;
    --brand-glow: rgba(90, 214, 255, 0.15);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --text-accent: var(--brand-accent);
    
    /* Status Colors */
    --success: #00d26a;
    --success-bg: rgba(0, 210, 106, 0.1);
    --warning: #ffb800;
    --warning-bg: rgba(255, 184, 0, 0.1);
    --error: #ff4757;
    --error-bg: rgba(255, 71, 87, 0.1);
    
    /* Premium Gradients */
    --gradient-brand: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 50%, var(--brand-accent) 100%);
    --gradient-dark: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0) 100%);
    --gradient-glow: radial-gradient(ellipse at center, var(--brand-glow) 0%, transparent 70%);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    
    /* Effects */
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--brand-glow);
    
    /* Grid pattern */
    --grid-color: rgba(255, 255, 255, 0.02);
}

/* =============================================================================
   LIGHT THEME
============================================================================= */

[data-theme="light"] {
    /* Light Color Palette */
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-card-hover: rgba(255, 255, 255, 1);
    
    /* Brand Colors (Adjusted for light) */
    --brand-primary: #0284c7;
    --brand-secondary: #0ea5e9;
    --brand-accent: #0369a1;
    --brand-light: #bae6fd;
    --brand-glow: rgba(14, 165, 233, 0.12);
    
    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-accent: #0284c7;
    
    /* Status Colors */
    --success: #16a34a;
    --success-bg: rgba(22, 163, 74, 0.1);
    --warning: #ca8a04;
    --warning-bg: rgba(202, 138, 4, 0.1);
    --error: #dc2626;
    --error-bg: rgba(220, 38, 38, 0.1);
    
    /* Premium Gradients */
    --gradient-brand: linear-gradient(135deg, #0284c7 0%, #0ea5e9 50%, #38bdf8 100%);
    --gradient-dark: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.4) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(14, 165, 233, 0.08) 0%, transparent 70%);
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.15);
    
    /* Grid pattern */
    --grid-color: rgba(0, 0, 0, 0.03);
}

/* Light theme specific overrides */
[data-theme="light"] .space-bg {
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 50%, #f0f9ff 100%);
}

[data-theme="light"] .space-bg::before {
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(2, 132, 199, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(56, 189, 248, 0.05) 0%, transparent 60%);
}

[data-theme="light"] .space-bg::after {
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
}

[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(14, 165, 233, 0.3);
}

[data-theme="light"] .stat-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .mirror-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tool-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tip-card {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.08) 0%, rgba(2, 132, 199, 0.04) 100%);
    border: 1px solid rgba(14, 165, 233, 0.2);
}

[data-theme="light"] input,
[data-theme="light"] textarea,
[data-theme="light"] select {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.15);
    color: var(--text-primary);
}

[data-theme="light"] input:focus,
[data-theme="light"] textarea:focus,
[data-theme="light"] select:focus {
    border-color: var(--brand-secondary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

[data-theme="light"] code {
    background: rgba(0, 0, 0, 0.06);
    color: var(--brand-accent);
}

[data-theme="light"] .footer {
    background: #f1f5f9;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .nav-dropdown-menu {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .lang-dropdown {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .crypto-animation {
    background: rgba(255, 255, 255, 0.95);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .btn-secondary {
    border-color: rgba(0, 0, 0, 0.15);
    color: var(--text-primary);
}

[data-theme="light"] .btn-secondary:hover {
    background: rgba(0, 0, 0, 0.05);
    border-color: var(--brand-secondary);
}

[data-theme="light"] .alert-warning {
    background: rgba(202, 138, 4, 0.1);
    border-color: rgba(202, 138, 4, 0.3);
}

[data-theme="light"] .alert-success {
    background: rgba(22, 163, 74, 0.1);
    border-color: rgba(22, 163, 74, 0.3);
}

[data-theme="light"] .alert-error {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.3);
}

/* =============================================================================
   Reset & Base
============================================================================= */

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

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    font-weight: 400;
}

/* =============================================================================
   Premium Scrollbar
============================================================================= */

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

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

/* =============================================================================
   Premium Background
============================================================================= */

.space-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-primary);
}

/* Subtle gradient mesh */
.space-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(1, 112, 150, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(9, 162, 213, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(90, 214, 255, 0.03) 0%, transparent 60%);
    animation: gradient-shift 20s ease-in-out infinite;
}

@keyframes gradient-shift {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(2%, 2%) rotate(1deg); }
    50% { transform: translate(0, 4%) rotate(0deg); }
    75% { transform: translate(-2%, 2%) rotate(-1deg); }
}

/* Subtle grid */
.space-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}

.stars, .nebula, .shooting-star, .particles, .particle {
    display: none;
}

/* =============================================================================
   Premium Layout
============================================================================= */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    position: relative;
    z-index: 1;
}

.section {
    margin-bottom: var(--space-4xl);
}

/* =============================================================================
   Premium Header
============================================================================= */

.header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--space-md) 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: scale(1.05);
    filter: drop-shadow(0 0 20px var(--brand-glow));
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.nav-list {
    display: flex;
    gap: var(--space-xs);
    list-style: none;
    align-items: center;
}

.nav-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-list a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-list a.active {
    color: var(--brand-accent);
    background: var(--brand-glow);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: var(--space-sm);
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--space-lg);
    min-width: 680px;
    display: none;
    z-index: 200;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(20px);
}

.nav-dropdown:hover .nav-dropdown-menu {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.nav-dropdown-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.nav-dropdown-title {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--brand-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-xs);
}

.nav-dropdown-section a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: var(--space-xs) 0;
    border-radius: 0;
    background: none !important;
}

.nav-dropdown-section a:hover {
    color: var(--brand-accent);
    background: none !important;
}

.nav-dropdown-footer {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--space-sm);
}

/* Language Selector */
.lang-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

.lang-btn:hover {
    border-color: var(--brand-accent);
    color: var(--text-primary);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-xs);
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--space-xs);
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.lang-selector:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

/* =============================================================================
   Premium Hero
============================================================================= */

.hero {
    text-align: center;
    padding: var(--space-4xl) 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: var(--gradient-glow);
    pointer-events: none;
    opacity: 0.5;
}

.hero-logo {
    width: 140px;
    height: 140px;
    margin: 0 auto var(--space-2xl);
    position: relative;
    filter: drop-shadow(0 20px 60px var(--brand-glow));
}

.hero-logo img {
    width: 100%;
    height: 100%;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--brand-accent);
    margin-bottom: var(--space-md);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* =============================================================================
   Premium Buttons
============================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: var(--transition-slow);
}

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

.btn-primary {
    background: var(--gradient-brand);
    color: white;
    box-shadow: 0 4px 20px rgba(1, 112, 150, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(1, 112, 150, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--brand-accent);
    color: var(--brand-accent);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.85rem;
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.05rem;
}

/* =============================================================================
   Premium Cards
============================================================================= */

.card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    position: relative;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--border-radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent, rgba(255,255,255,0.05));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-lg);
    box-shadow: 0 4px 20px rgba(1, 112, 150, 0.3);
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.card-title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.card-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

/* =============================================================================
   Premium Stats
============================================================================= */

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

.stat-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-glow);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* =============================================================================
   Premium Mirror Cards
============================================================================= */

.mirrors-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mirror-card {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: var(--space-xl);
    align-items: center;
    padding: var(--space-lg) var(--space-xl);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.mirror-card:hover {
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-glow);
}

.mirror-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.mirror-status {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.mirror-status.online { 
    background: var(--success);
    box-shadow: 0 0 12px var(--success);
}
.mirror-status.slow { 
    background: var(--warning);
    box-shadow: 0 0 12px var(--warning);
}
.mirror-status.offline { 
    background: var(--error);
    box-shadow: 0 0 12px var(--error);
}

.mirror-name {
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.mirror-url {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--brand-accent);
    word-break: break-all;
}

.mirror-meta {
    display: flex;
    gap: var(--space-lg);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =============================================================================
   Premium Tools Section (PGP Generator & Link Checker)
============================================================================= */

.tools-section {
    margin: var(--space-4xl) 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-brand);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.tool-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(1, 112, 150, 0.4);
}

.tool-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.tool-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.tool-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.tool-content {
    margin-top: var(--space-lg);
}

/* =============================================================================
   Premium Form Elements
============================================================================= */

input, textarea, select {
    font-family: var(--font-primary);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--space-md) var(--space-lg);
    color: var(--text-primary);
    font-size: 1rem;
    width: 100%;
    transition: var(--transition);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 3px var(--brand-glow);
}

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

/* =============================================================================
   Premium Alerts
============================================================================= */

.alert {
    padding: var(--space-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-lg);
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.alert-warning {
    background: var(--warning-bg);
    border: 1px solid rgba(255, 184, 0, 0.3);
    color: var(--warning);
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid rgba(0, 210, 106, 0.3);
    color: var(--success);
}

.alert-error {
    background: var(--error-bg);
    border: 1px solid rgba(255, 71, 87, 0.3);
    color: var(--error);
}

/* =============================================================================
   Premium Tip Card
============================================================================= */

.tip-card {
    background: linear-gradient(135deg, rgba(1, 112, 150, 0.1) 0%, rgba(9, 162, 213, 0.05) 100%);
    border: 1px solid rgba(1, 112, 150, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    margin: var(--space-2xl) 0;
    position: relative;
    overflow: hidden;
}

.tip-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-brand);
}

.tip-header {
    font-weight: 600;
    color: var(--brand-accent);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.tip-content {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* =============================================================================
   Premium Footer
============================================================================= */

.footer {
    margin-top: var(--space-4xl);
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--brand-accent);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-column a {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
    padding: var(--space-xs) 0;
}

.footer-column a:hover {
    color: var(--text-primary);
}

.footer-bottom-section {
    text-align: center;
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
}

.footer-cta {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-bottom {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =============================================================================
   Page Header
============================================================================= */

.page-header {
    margin-bottom: var(--space-3xl);
    padding-top: var(--space-2xl);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--brand-accent);
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.page-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    line-height: 1.7;
}

/* =============================================================================
   Content Styles
============================================================================= */

h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-xl);
    color: var(--text-primary);
}

h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

p {
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

code {
    font-family: var(--font-mono);
    background: rgba(0, 0, 0, 0.4);
    padding: 0.2em 0.5em;
    border-radius: 4px;
    color: var(--brand-accent);
    font-size: 0.9em;
}

a {
    color: var(--brand-accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--brand-light);
}

.icon-list {
    list-style: none;
    padding-left: 0;
}

.icon-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.icon-list li strong {
    color: var(--brand-accent);
}

/* =============================================================================
   Scroll to Top
============================================================================= */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient-brand);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.scroll-top.visible {
    display: flex;
}

/* =============================================================================
   Crypto Animation (Ticker)
============================================================================= */

.crypto-animation {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 48px;
    background: rgba(0, 0, 0, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 50;
    overflow: hidden;
    display: flex;
    align-items: center;
    backdrop-filter: blur(10px);
}

.crypto-ticker {
    display: flex;
    animation: ticker-scroll 400s linear infinite;
    white-space: nowrap;
}

.crypto-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0 var(--space-xl);
    font-size: 0.85rem;
}

.crypto-item .symbol {
    color: var(--brand-accent);
    font-weight: 600;
}

.crypto-item .price {
    color: var(--text-primary);
}

.crypto-item .change {
    font-size: 0.8rem;
    font-weight: 500;
}

.crypto-item .change.up { color: var(--success); }
.crypto-item .change.down { color: var(--error); }

@keyframes ticker-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* =============================================================================
   Utilities
============================================================================= */

.text-center { text-align: center; }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }

::selection {
    background: var(--brand-primary);
    color: white;
}

/* =============================================================================
   Theme Toggle Button
============================================================================= */

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
    margin-left: var(--space-sm);
}

.theme-toggle:hover {
    border-color: var(--brand-accent);
    color: var(--brand-accent);
    background: var(--brand-glow);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: var(--transition);
}

.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }

[data-theme="light"] .theme-toggle {
    border-color: rgba(0, 0, 0, 0.15);
    color: var(--text-secondary);
}

[data-theme="light"] .theme-toggle:hover {
    border-color: var(--brand-secondary);
    color: var(--brand-secondary);
}

[data-theme="light"] .theme-toggle .sun-icon { display: block; }
[data-theme="light"] .theme-toggle .moon-icon { display: none; }

/* =============================================================================
   Mobile Menu
============================================================================= */

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    gap: 5px;
    padding: 10px;
}

.mobile-menu-btn span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 1px;
}

[data-theme="light"] .mobile-menu-btn {
    border-color: rgba(0, 0, 0, 0.15);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 1000;
    padding: var(--space-xl);
    overflow-y: auto;
}

.mobile-nav.active {
    display: flex;
    flex-direction: column;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .mobile-nav-header {
    border-bottom-color: rgba(0, 0, 0, 0.1);
}

.mobile-nav-close {
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="light"] .mobile-nav-close {
    border-color: rgba(0, 0, 0, 0.15);
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.mobile-nav-links a {
    display: block;
    padding: var(--space-md) var(--space-lg);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
    background: var(--brand-glow);
    color: var(--brand-accent);
}

.mobile-nav-section {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .mobile-nav-section {
    border-top-color: rgba(0, 0, 0, 0.1);
}

.mobile-nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--brand-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

/* =============================================================================
   Responsive - Tablet
============================================================================= */

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-dropdown-menu {
        min-width: 500px;
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* =============================================================================
   Responsive - Mobile
============================================================================= */

@media (max-width: 768px) {
    /* Layout */
    .container {
        padding: 0 var(--space-md);
    }
    
    .section {
        margin-bottom: var(--space-2xl);
    }
    
    /* Header */
    .header-content {
        padding: 0 var(--space-md);
    }
    
    .nav-list {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .lang-selector {
        display: none;
    }
    
    /* Hero */
    .hero {
        padding: var(--space-2xl) 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        letter-spacing: 0.1em;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-logo {
        width: 100px;
        height: 100px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }
    
    .stat-card {
        padding: var(--space-lg);
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
    
    /* Cards */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .card {
        padding: var(--space-lg);
    }
    
    /* Mirrors */
    .mirror-card {
        grid-template-columns: 1fr;
        gap: var(--space-md);
        padding: var(--space-lg);
    }
    
    .mirror-meta {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }
    
    /* Tools */
    .tool-card {
        padding: var(--space-lg);
    }
    
    .tool-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    /* Forms */
    input, textarea, select {
        padding: var(--space-md);
    }
    
    /* Buttons */
    .btn {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: var(--space-md) var(--space-xl);
    }
    
    /* Footer */
    .footer {
        padding: var(--space-2xl) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }
    
    .footer-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-cta .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Crypto Ticker */
    .crypto-animation {
        display: none;
    }
    
    /* Page Header */
    .page-header {
        padding-top: var(--space-lg);
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    .page-description {
        font-size: 1rem;
    }
    
    /* Headings */
    h2 {
        font-size: 1.375rem;
    }
    
    /* Alerts */
    .alert {
        padding: var(--space-md);
        font-size: 0.9rem;
    }
    
    /* Tip Card */
    .tip-card {
        padding: var(--space-lg);
    }
    
    /* Scroll Top */
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

/* =============================================================================
   Responsive - Small Mobile
============================================================================= */

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .mirror-url {
        font-size: 0.7rem;
    }
}

/* =============================================================================
   Performance & Caching Optimization
============================================================================= */

/* GPU acceleration for animations */
.card,
.btn,
.mirror-card,
.stat-card,
.tool-card,
.theme-toggle,
.logo-icon {
    will-change: transform;
    transform: translateZ(0);
}

/* Optimize font rendering */
body {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Reduce layout shifts */
img, svg {
    max-width: 100%;
    height: auto;
}

/* Content visibility for below-fold content */
.footer,
.section:nth-child(n+3) {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

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

/* =============================================================================
   Blur-Protected Mirror Cards (TorZon Cyber Style)
============================================================================= */

.mirror-card.blur-protected {
    position: relative;
    overflow: hidden;
    display: block;
    padding: 0;
    min-height: 140px;
}

.mirror-card.blur-protected .mirror-content-blur {
    filter: blur(6px);
    opacity: 0.5;
    padding: var(--space-lg) var(--space-xl);
    pointer-events: none;
    user-select: none;
    transition: var(--transition);
}

.mirror-card.blur-protected:hover .mirror-content-blur {
    filter: blur(8px);
    opacity: 0.3;
}

.mirror-card.blur-protected .mirror-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, rgba(1, 112, 150, 0.1) 0%, rgba(9, 162, 213, 0.05) 100%);
    z-index: 10;
}

/* TorZon Cyber Button - Unique Design */
.enter-market-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-2xl);
    background: linear-gradient(135deg, #017096 0%, #09a2d5 50%, #5ad6ff 100%);
    color: white;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 20px rgba(1, 112, 150, 0.4),
        0 0 30px rgba(90, 214, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* Cyber scan line animation */
.enter-market-btn::before {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(90, 214, 255, 0.4) 50%,
        transparent 100%
    );
    animation: cyber-scan 2s ease-in-out infinite;
}

@keyframes cyber-scan {
    0% { top: -100%; }
    50% { top: 100%; }
    100% { top: 100%; }
}

/* Glitch border effect */
.enter-market-btn::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(90deg, #5ad6ff, #017096, #09a2d5, #5ad6ff);
    background-size: 300% 100%;
    border-radius: calc(var(--border-radius) + 2px);
    z-index: -1;
    animation: cyber-border 3s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

@keyframes cyber-border {
    0% { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

.enter-market-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 8px 40px rgba(1, 112, 150, 0.5),
        0 0 60px rgba(90, 214, 255, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, #09a2d5 0%, #5ad6ff 50%, #b6edff 100%);
}

.enter-market-btn:hover::after {
    opacity: 1;
}

.enter-market-btn svg {
    width: 24px;
    height: 24px;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
    transition: transform 0.3s ease;
}

.enter-market-btn:hover svg {
    transform: scale(1.1);
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.8));
}

.enter-market-btn span {
    position: relative;
    z-index: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* Mirror number badge */
.mirror-card.blur-protected .mirror-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Light theme adjustments */
[data-theme="light"] .enter-market-btn {
    background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 50%, #38bdf8 100%);
    box-shadow: 
        0 4px 20px rgba(2, 132, 199, 0.3),
        0 0 30px rgba(56, 189, 248, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

[data-theme="light"] .enter-market-btn:hover {
    background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 50%, #7dd3fc 100%);
    box-shadow: 
        0 8px 40px rgba(2, 132, 199, 0.4),
        0 0 60px rgba(56, 189, 248, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

[data-theme="light"] .mirror-card.blur-protected .mirror-overlay {
    background: linear-gradient(135deg, rgba(2, 132, 199, 0.08) 0%, rgba(14, 165, 233, 0.04) 100%);
}

/* Responsive */
@media (max-width: 768px) {
    .mirror-card.blur-protected {
        min-height: 120px;
    }
    
    .enter-market-btn {
        padding: var(--space-md) var(--space-xl);
        font-size: 0.85rem;
    }
    
    .enter-market-btn svg {
        width: 20px;
        height: 20px;
    }
}

/* =============================================================================
   Print Styles
============================================================================= */

@media print {
    .header,
    .footer,
    .crypto-animation,
    .scroll-top,
    .theme-toggle,
    .mobile-menu-btn {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .card {
        border: 1px solid #ccc !important;
        box-shadow: none !important;
    }
}