/* VTAGI Future Tech Website - Ultra Modern Styles */

/* ============================================
   DESIGN SYSTEM - CONSISTENT TOKENS
============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Enhanced Color System with Emotional Mapping */
    --color-primary-cyan: #06b6d4;
    --color-primary-cyan-light: #67e8f9;
    --color-primary-cyan-dark: #0891b2;
    --color-primary-blue: #0ea5e9;
    --color-primary-blue-light: #7dd3fc;
    --color-primary-blue-dark: #0284c7;
    --color-primary-purple: #8b5cf6;
    --color-primary-indigo: #6366f1;
    --color-accent-emerald: #10b981;
    --color-accent-emerald-light: #6ee7b7;
    --color-accent-pink: #ec4899;
    --color-accent-orange: #f97316;
    --color-accent-amber: #f59e0b;
    
    /* Semantic Text Colors */
    --color-text-primary: #1e293b;
    --color-text-secondary: #475569;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    --color-text-success: #10b981;
    --color-text-warning: #f59e0b;
    --color-text-error: #ef4444;
    
    /* Glass Morphism System */
    --glass-bg-light: rgba(255, 255, 255, 0.1);
    --glass-bg-medium: rgba(255, 255, 255, 0.15);
    --glass-bg-strong: rgba(255, 255, 255, 0.2);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow-light: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --glass-shadow-medium: 0 20px 60px 0 rgba(31, 38, 135, 0.25);
    --glass-shadow-strong: 0 40px 80px 0 rgba(31, 38, 135, 0.35);
    
    /* Mathematical Spacing System (8px base) */
    --space-xs: 0.5rem;    /* 8px */
    --space-sm: 0.75rem;   /* 12px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 1.5rem;    /* 24px */
    --space-xl: 2rem;      /* 32px */
    --space-2xl: 3rem;     /* 48px */
    --space-3xl: 4rem;     /* 64px */
    --space-4xl: 6rem;     /* 96px */
    --space-5xl: 8rem;     /* 128px */
    
    /* Component Specific Spacing */
    --card-padding: var(--space-2xl);
    --card-gap: var(--space-xl);
    --section-padding: var(--space-4xl);
    --content-max-width: 72rem;
    
    /* Optimized Animation System (Fewer, Better) */
    --timing-instant: 0.1s;
    --timing-fast: 0.2s;
    --timing-medium: 0.3s;
    --timing-slow: 0.5s;
    --timing-deliberate: 0.8s;
    
    /* Professional Easing Functions */
    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-decelerate: cubic-bezier(0, 0, 0.2, 1);
    --ease-accelerate: cubic-bezier(0.4, 0, 1, 1);
    --ease-sharp: cubic-bezier(0.4, 0, 0.6, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Typography System */
    --font-display: 'Orbitron', monospace;
    --font-body: 'Inter', 'Noto Sans TC', system-ui, sans-serif;
    
    /* Font Size Scale */
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-lg: 1.125rem;   /* 18px */
    --text-xl: 1.25rem;    /* 20px */
    --text-2xl: 1.5rem;    /* 24px */
    --text-3xl: 1.875rem;  /* 30px */
    --text-4xl: 2.25rem;   /* 36px */
    --text-5xl: 3rem;      /* 48px */
    --text-6xl: 3.75rem;   /* 60px */
    
    /* Z-index System */
    --z-background: -10;
    --z-base: 0;
    --z-elevated: 10;
    --z-overlay: 20;
    --z-modal: 30;
    --z-toast: 40;
    --z-tooltip: 50;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text-primary);
    overflow-x: hidden;
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 50%, #cffafe 100%);
    min-height: 100vh;
}

/* ============================================
   HERO LOGO RESPONSIVE SYSTEM - FIXED STRUCTURE
============================================ */
.hero-logo-container {
    /* Container that defines the space for logo + glow effects */
    display: inline-block;
}

.hero-logo {
    /* Responsive sizing that maintains aspect ratio */
    width: auto;
    height: clamp(240px, 50vw, 640px);
    max-width: 90vw;
    max-height: 70vh;
    object-fit: contain; /* Prevents stretching */
    display: block; /* Ensures proper layout */
}

/* Specific breakpoint adjustments */
@media (max-width: 640px) {
    .hero-logo {
        height: clamp(200px, 40vw, 300px);
        max-height: 50vh;
    }
}

@media (min-width: 1536px) {
    .hero-logo {
        height: clamp(500px, 35vw, 640px);
    }
}

/* ============================================
   GLASS MORPHISM NAVIGATION
============================================ */
.nav-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.nav-link-future {
    @apply relative px-4 py-2 text-slate-700 font-medium transition-all duration-300 hover:text-cyan-600;
    position: relative;
}

.nav-link-future::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #06b6d4, #0ea5e9);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link-future:hover::after,
.nav-link-future.active::after {
    width: 100%;
}

.nav-contact-btn {
    @apply relative px-6 py-3 bg-gradient-to-r from-cyan-500 to-blue-600 text-white font-semibold rounded-xl transition-all duration-300 transform hover:scale-105 group;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.4);
}

.nav-contact-btn:hover {
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.6);
}

.tech-btn {
    @apply relative p-3 rounded-lg transition-all duration-300 hover:bg-white/10;
}

.mobile-nav-link {
    @apply block px-4 py-3 text-slate-700 font-medium transition-all duration-300 hover:text-cyan-600 hover:bg-white/10 rounded-lg;
}

/* ============================================
   HERO SECTION - REVOLUTIONARY DESIGN
============================================ */
.hero-title-future {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    animation: titleGlow 4s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% { 
        filter: drop-shadow(0 0 20px rgba(6, 182, 212, 0.4));
        text-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
    }
    50% { 
        filter: drop-shadow(0 0 40px rgba(6, 182, 212, 0.7));
        text-shadow: 0 0 50px rgba(6, 182, 212, 0.5);
    }
}

.hero-subtitle-future {
    animation: fadeInUp 1s ease-out 0.5s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* CTA Buttons - Quantum Style */
/* ============================================
   CTA BUTTONS - FIXED HOVER BEHAVIOR
============================================ */
.cta-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) var(--space-4xl);
    background: linear-gradient(135deg, var(--color-primary-cyan), var(--color-primary-blue));
    color: white;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-base);
    border-radius: var(--space-2xl);
    letter-spacing: 0.05em;
    transition: all var(--timing-slow) var(--ease-out-quart);
    box-shadow: 
        0 10px 30px rgba(6, 182, 212, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    overflow: hidden;
    text-decoration: none;
}

.cta-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary-blue), var(--color-primary-cyan));
    opacity: 0;
    transition: opacity var(--timing-medium) ease;
    border-radius: inherit;
}

.cta-primary:hover::before {
    opacity: 1;
}

.cta-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(6, 182, 212, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.cta-primary:active {
    transform: translateY(-1px) scale(1.01);
}

.cta-secondary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) var(--space-4xl);
    background: var(--glass-bg-light);
    color: var(--color-text-secondary);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-base);
    border-radius: var(--space-2xl);
    letter-spacing: 0.05em;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all var(--timing-slow) var(--ease-out-quart);
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-decoration: none;
}

.cta-secondary:hover {
    transform: translateY(-2px) scale(1.02);
    background: var(--glass-bg-medium);
    color: var(--color-text-primary);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(6, 182, 212, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.cta-secondary:active {
    transform: translateY(-1px) scale(1.01);
}

/* Enhanced Floating Orbs */
.floating-elements {
    pointer-events: none;
}

.floating-orb {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(6, 182, 212, 0.8), rgba(14, 165, 233, 0.6));
    filter: blur(2px);
    animation: float 12s ease-in-out infinite;
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.4);
}

.orb-1 {
    width: 150px;
    height: 150px;
    top: 15%;
    left: 8%;
    animation-delay: 0s;
}

.orb-2 {
    width: 100px;
    height: 100px;
    top: 65%;
    right: 12%;
    animation-delay: 3s;
}

.orb-3 {
    width: 120px;
    height: 120px;
    bottom: 25%;
    left: 15%;
    animation-delay: 6s;
}

.orb-4 {
    width: 80px;
    height: 80px;
    top: 35%;
    right: 25%;
    animation-delay: 9s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.7; }
    25% { transform: translateY(-40px) rotate(90deg); opacity: 0.9; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.5; }
    75% { transform: translateY(20px) rotate(270deg); opacity: 0.8; }
}

/* ============================================
   SOLUTIONS SECTION - PROFESSIONAL CARDS
============================================ */
.section-title-future {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-primary-cyan), var(--color-primary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
}

/* ============================================
   UNIFIED CARD SYSTEM - ONE COMPONENT TO RULE THEM ALL
============================================ */

/* Base Card Component */
.card {
    position: relative;
    background: var(--glass-bg-medium);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: var(--space-2xl);
    padding: var(--card-padding);
    box-shadow: var(--glass-shadow-light);
    transition: all var(--timing-medium) var(--ease-standard);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-medium);
    border-color: var(--color-primary-cyan-light);
}

/* Card Variants */
.card--solution {
    min-height: 600px;
    display: flex;
    flex-direction: column;
}

.card--brand {
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.card--stat {
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

/* Card Content Structure */
.card__header {
    margin-bottom: var(--space-2xl);
}

.card__content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.card__footer {
    margin-top: auto;
    padding-top: var(--space-lg);
}

/* Card Typography */
.card__title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.card__tagline {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary-cyan);
    margin-bottom: var(--space-lg);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.card__description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
    font-size: var(--text-base);
}

/* Card Features */
.card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

/* Card Metrics */
.card__metrics {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: var(--space-xl);
    margin-top: var(--space-lg);
}

.solution-card-pro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.08) 0%, rgba(14, 165, 233, 0.04) 100%);
    opacity: 0;
    transition: opacity var(--timing-medium) ease;
}

.solution-card-pro:hover::before {
    opacity: 1;
}

.solution-card-pro:hover {
    transform: translateY(-12px) scale(1.01);
    box-shadow: var(--glass-shadow-medium);
    border-color: rgba(6, 182, 212, 0.4);
}

/* Professional Icons */
.solution-icon-pro {
    @apply relative mb-8 flex justify-center;
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    position: relative;
}

/* Icon Grid for Internet Solutions */
.icon-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    width: 100%;
    height: 100%;
    padding: 20px;
}

.icon-dot {
    width: 16px;
    height: 16px;
    background: rgba(148, 163, 184, 0.4);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.icon-dot.active {
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.4);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

/* Tech Lines Effect */
.tech-lines {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(45deg, transparent 40%, rgba(6, 182, 212, 0.3) 50%, transparent 60%);
    animation: techScan 4s var(--ease-in-out-quart) infinite;
}

@keyframes techScan {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* AI Network for AI Solutions */
.ai-network {
    position: relative;
    width: 100%;
    height: 100%;
}

.neural-node {
    position: absolute;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
}

.neural-node.central {
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    animation: centralPulse 2s ease-in-out infinite;
}

.neural-node:nth-child(2) { top: 20%; left: 30%; animation: nodePulse 3s var(--ease-in-out-quart) infinite 0.3s; }
.neural-node:nth-child(3) { top: 20%; right: 30%; animation: nodePulse 3s var(--ease-in-out-quart) infinite 0.6s; }
.neural-node:nth-child(4) { bottom: 20%; left: 20%; animation: nodePulse 3s var(--ease-in-out-quart) infinite 0.9s; }
.neural-node:nth-child(5) { bottom: 20%; right: 20%; animation: nodePulse 3s var(--ease-in-out-quart) infinite 1.2s; }
.neural-node:nth-child(6) { top: 50%; left: 20%; animation: nodePulse 3s var(--ease-in-out-quart) infinite 1.5s; }

@keyframes centralPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1); 
        box-shadow: 0 0 20px rgba(6, 182, 212, 0.5); 
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.3); 
        box-shadow: 0 0 30px rgba(6, 182, 212, 0.8); 
    }
}

@keyframes nodePulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

.neural-connection {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 80px;
    border: 2px solid rgba(139, 92, 246, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: connectionPulse 3s ease-in-out infinite;
}

@keyframes connectionPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.6; }
}

.ai-pulse {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
    animation: aiPulseEffect 2s ease-in-out infinite;
}

@keyframes aiPulseEffect {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

/* Growth Chart for Marketing Solutions */
.growth-chart {
    display: flex;
    align-items: end;
    gap: 8px;
    width: 100%;
    height: 100%;
    padding: 20px;
    position: relative;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, #10b981, #059669);
    border-radius: 4px 4px 0 0;
    transition: all 0.3s ease;
    animation: barGrow 2s ease-out infinite alternate;
}

.solution-card-pro:hover .chart-bar {
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

@keyframes barGrow {
    0% { opacity: 0.7; }
    100% { opacity: 1; }
}

.chart-line {
    position: absolute;
    top: 30px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: linear-gradient(90deg, #06b6d4, #0ea5e9);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
    animation: lineGlow 2s ease-in-out infinite;
}

@keyframes lineGlow {
    0%, 100% { opacity: 0.6; box-shadow: 0 0 10px rgba(6, 182, 212, 0.5); }
    50% { opacity: 1; box-shadow: 0 0 20px rgba(6, 182, 212, 0.8); }
}

.growth-pulse {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, transparent 70%);
    animation: growthPulseEffect 2s ease-in-out infinite;
}

@keyframes growthPulseEffect {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

/* Icon Overlay Effects */
.icon-overlay {
    position: absolute;
    inset: 0;
    border-radius: 20px;
    overflow: hidden;
    pointer-events: none;
}

/* Solution Content */
.solution-content {
    position: relative;
    z-index: 2;
}

.solution-title-pro {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
    text-align: left;
    line-height: 1.2;
}

.solution-tagline {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary-cyan);
    margin-bottom: var(--space-xl);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.solution-desc-pro {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
    text-align: left;
    font-size: var(--text-lg);
}

/* Professional Features */
.solution-features-pro {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.feature-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--space-md);
    background: var(--glass-bg-light);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all var(--timing-medium) var(--ease-out-quart);
}

.feature-item:hover {
    background: var(--glass-bg-medium);
    transform: translateX(4px);
}

.feature-label {
    color: var(--color-text-secondary);
    font-weight: 500;
    flex: 1;
    font-size: var(--text-base);
}

.feature-tech {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-primary-cyan);
    background: rgba(6, 182, 212, 0.1);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 9999px;
    letter-spacing: 0.05em;
}

/* Solution Metrics - Fixed Alignment */
.solution-metrics {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
    padding: 0 var(--space-md);
}

.metric {
    text-align: center;
    flex: 1;
    max-width: 120px;
    min-width: 100px;
}

.metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary-cyan), var(--color-primary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: var(--space-xs);
    white-space: nowrap;
}

.metric-label {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    line-height: 1.3;
    white-space: nowrap;
}

/* ============================================
   AI LAB SECTION - HOLOGRAPHIC STATS - FIXED ALIGNMENT
============================================ */
.stat-card {
    position: relative;
    padding: var(--space-2xl);
    text-align: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: var(--glass-bg-light);
    border-radius: var(--space-2xl);
    border: 1px solid var(--glass-border);
    transition: all var(--timing-slow) var(--ease-out-quart);
    overflow: hidden;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--glass-shadow-medium);
    border-color: rgba(6, 182, 212, 0.3);
}

.stat-card::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(--timing-slow) var(--ease-out-quart);
}

.stat-card:hover::before {
    left: 100%;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary-cyan), var(--color-primary-blue), var(--color-primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    min-height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-label {
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: var(--text-lg);
    line-height: 1.4;
    max-width: 200px;
    margin: 0 auto;
}

.stat-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--space-2xl);
    opacity: 0;
    transition: opacity var(--timing-medium) ease;
    pointer-events: none;
}

.stat-card:hover .stat-glow {
    opacity: 1;
}

.stat-glow-cyan { 
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.4), 0 0 80px rgba(6, 182, 212, 0.2); 
}
.stat-glow-blue { 
    box-shadow: 0 0 40px rgba(14, 165, 233, 0.4), 0 0 80px rgba(14, 165, 233, 0.2); 
}
.stat-glow-purple { 
    box-shadow: 0 0 40px rgba(139, 92, 246, 0.4), 0 0 80px rgba(139, 92, 246, 0.2); 
}

/* DNA Helix Animation */
.dna-container {
    position: relative;
    overflow: hidden;
}

.dna-helix {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    transform: translate(-50%, -50%);
}

.dna-helix::before,
.dna-helix::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #06b6d4, #0ea5e9, #8b5cf6);
    border-radius: 2px;
    animation: dnaRotate 4s linear infinite;
}

.dna-helix::before {
    left: 50%;
    transform: translateX(-50%);
}

.dna-helix::after {
    right: 50%;
    transform: translateX(50%) rotateY(90deg);
    animation-delay: 2s;
}

@keyframes dnaRotate {
    0% { transform: translateX(-50%) rotateY(0deg); }
    100% { transform: translateX(-50%) rotateY(360deg); }
}

/* ============================================
   BRAND UNIVERSE SECTION - FIXED ALIGNMENT & CONSISTENCY
============================================ */
.brand-universe-card {
    position: relative;
    padding: var(--space-2xl);
    text-align: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: var(--glass-bg-light);
    border-radius: var(--space-2xl);
    border: 1px solid var(--glass-border);
    transition: all var(--timing-slow) var(--ease-out-quart);
    overflow: hidden;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

.brand-universe-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--glass-shadow-medium);
    border-color: rgba(6, 182, 212, 0.3);
}

.brand-universe-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.08), rgba(14, 165, 233, 0.08), rgba(139, 92, 246, 0.08));
    opacity: 0;
    transition: opacity var(--timing-medium) ease;
}

.brand-universe-card:hover::before {
    opacity: 1;
}

.brand-logo-container {
    position: relative;
    margin-bottom: var(--space-2xl);
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-glow {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--timing-medium) ease;
    pointer-events: none;
}

.brand-universe-card:hover .brand-glow {
    opacity: 1;
    animation: brandPulse 3s var(--ease-in-out-quart) infinite;
}

.brand-glow-blue { 
    box-shadow: 0 0 60px rgba(14, 165, 233, 0.4), 0 0 120px rgba(14, 165, 233, 0.2); 
}
.brand-glow-green { 
    box-shadow: 0 0 60px rgba(16, 185, 129, 0.4), 0 0 120px rgba(16, 185, 129, 0.2); 
}
.brand-glow-purple { 
    box-shadow: 0 0 60px rgba(139, 92, 246, 0.4), 0 0 120px rgba(139, 92, 246, 0.2); 
}

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

.brand-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.2;
}

.brand-subtitle {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary-cyan);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
}

.brand-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
    font-size: var(--text-base);
    flex: 1;
    display: flex;
    align-items: center;
}

.brand-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
    margin-top: auto;
}

.brand-tag {
    padding: var(--space-xs) var(--space-sm);
    background: var(--glass-bg-medium);
    color: var(--color-text-secondary);
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: 9999px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all var(--timing-medium) var(--ease-out-quart);
}

.brand-tag:hover {
    background: rgba(6, 182, 212, 0.15);
    color: var(--color-primary-blue);
    transform: scale(1.05);
}

.tag-coming-soon {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
    color: var(--color-primary-purple);
    animation: comingSoonGlow 3s var(--ease-in-out-quart) infinite;
}

@keyframes comingSoonGlow {
    0%, 100% { box-shadow: 0 0 15px rgba(139, 92, 246, 0.3); }
    50% { box-shadow: 0 0 25px rgba(139, 92, 246, 0.5); }
}

/* ============================================
   SIMPLE BACKGROUND EFFECTS - Performance Optimized
============================================ */
.simple-bg-effect {
    background: 
        radial-gradient(circle at 25% 25%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 10%, rgba(14, 165, 233, 0.05) 0%, transparent 30%),
        radial-gradient(circle at 10% 90%, rgba(16, 185, 129, 0.04) 0%, transparent 25%);
    animation: gentleFloat 25s ease-in-out infinite;
}

@keyframes gentleFloat {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    33% { opacity: 0.7; transform: scale(1.02); }
    66% { opacity: 0.5; transform: scale(0.98); }
}

.simple-stars {
    background-image: radial-gradient(1px 1px at 25% 30%, rgba(6, 182, 212, 0.3), transparent),
                      radial-gradient(1px 1px at 75% 70%, rgba(139, 92, 246, 0.3), transparent),
                      radial-gradient(1px 1px at 50% 50%, rgba(14, 165, 233, 0.2), transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
}

/* ============================================
   RESPONSIVE DESIGN
============================================ */
@media (max-width: 1024px) {
    .hero-title-future span:first-child {
        @apply text-5xl md:text-7xl;
    }
    
    .hero-title-future span:last-child {
        @apply text-xl md:text-3xl;
    }
    
    .solution-card {
        padding: 2rem;
    }
    
    .section-title-future {
        @apply text-3xl md:text-5xl;
    }
}

@media (max-width: 768px) {
    .floating-orb {
        display: none;
    }
    
    .hero-title-future span:first-child {
        @apply text-4xl md:text-6xl;
    }
    
    .hero-title-future span:last-child {
        @apply text-lg md:text-2xl;
    }
    
    .solution-card {
        padding: 1.5rem;
    }
    
    .stat-number {
        @apply text-5xl md:text-6xl;
    }
    
    .brand-universe-card {
        padding: 1.5rem;
    }
    
    .contact-form-container {
        padding: 1.5rem;
    }
}

/* ============================================
   ACCESSIBILITY & PERFORMANCE
============================================ */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-orb {
        animation: none;
    }
    
    .quantum-particles {
        animation: none;
    }
}

/* ============================================
   ACCESSIBILITY & FOCUS MANAGEMENT
============================================ */

/* Focus Styles for Keyboard Navigation */
.nav-link-future:focus,
.cta-primary:focus,
.cta-secondary:focus,
.solution-card-pro:focus {
    outline: 3px solid var(--color-primary-cyan);
    outline-offset: 2px;
    border-radius: var(--space-md);
}

/* Ensure sufficient color contrast */
.solution-desc-pro {
    color: var(--color-text-secondary);
    /* Ensure minimum 4.5:1 contrast ratio */
}

.feature-label {
    color: var(--color-text-primary);
    /* Improved contrast for better readability */
}

.solution-tagline {
    color: var(--color-primary-blue);
    /* Better contrast than cyan */
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .floating-orb,
    .hero-logo,
    .solution-card-pro {
        animation: none !important;
        transform: none !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .solution-card-pro {
        border: 2px solid var(--color-text-primary);
        background: rgba(255, 255, 255, 0.95);
    }
    
    .feature-item {
        border: 1px solid var(--color-text-secondary);
    }
    
    .solution-title-pro,
    .feature-label {
        color: var(--color-text-primary);
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .solution-card,
    .brand-universe-card,
    .contact-form-container {
        border: 2px solid #0891b2;
    }
    
    .nav-glass {
        background: rgba(255, 255, 255, 0.9);
        border-bottom: 2px solid #0891b2;
    }
}

/* Text Shadow Utility Classes for Better Readability */
.text-shadow-strong {
    text-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.3),
        0 2px 6px rgba(255, 255, 255, 0.2),
        0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ============================================
   UNIFIED SPACING & LAYOUT SYSTEM
============================================ */

/* Section Spacing */
.section-spacing {
    padding: var(--space-4xl) 0;
}

.section-padding {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

@media (min-width: 640px) {
    .section-padding {
        padding-left: var(--space-xl);
        padding-right: var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .section-padding {
        padding-left: var(--space-2xl);
        padding-right: var(--space-2xl);
    }
}

/* Header Spacing */
.section-header-spacing {
    margin-bottom: var(--space-4xl);
}

/* Content Spacing */
.content-spacing-xs { margin-bottom: var(--space-xs); }
.content-spacing-sm { margin-bottom: var(--space-sm); }
.content-spacing-md { margin-bottom: var(--space-md); }
.content-spacing-lg { margin-bottom: var(--space-lg); }
.content-spacing-xl { margin-bottom: var(--space-xl); }
.content-spacing-2xl { margin-bottom: var(--space-2xl); }

/* Grid Gaps */
.grid-gap-primary { gap: var(--space-2xl); }
.grid-gap-secondary { gap: var(--space-xl); }
.grid-gap-tertiary { gap: var(--space-lg); }

/* Unified Typography */
.section-subtitle {
    font-size: var(--text-2xl);
    color: var(--color-text-secondary);
    max-width: 64rem;
    margin: 0 auto var(--space-md);
    line-height: 1.6;
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 48rem;
    margin: 0 auto var(--space-xl);
    line-height: 1.6;
}

/* ============================================
   UNIFIED RESPONSIVE TYPOGRAPHY SYSTEM
============================================ */

/* Navigation Typography */
.nav-brand-title {
    font-size: var(--text-2xl);
}

.nav-brand-subtitle {
    font-size: var(--text-xs);
}

/* Hero Typography - Fluid Responsive */
.hero-title-main {
    font-size: clamp(3.5rem, 12vw, 8rem);
}

.hero-title-shadow {
    font-size: clamp(3.5rem, 12vw, 8rem);
}

.hero-subtitle-main {
    font-size: clamp(1.5rem, 6vw, 3.5rem);
}

.hero-subtitle-shadow {
    font-size: clamp(1.5rem, 6vw, 3.5rem);
}

/* Responsive Text Utilities */
.responsive-text-sm {
    font-size: clamp(0.875rem, 2.5vw, 1rem);
}

.responsive-text-base {
    font-size: clamp(1rem, 3vw, 1.125rem);
}

.responsive-text-lg {
    font-size: clamp(1.125rem, 4vw, 1.5rem);
}

.responsive-text-xl {
    font-size: clamp(1.25rem, 5vw, 2rem);
}

.responsive-text-2xl {
    font-size: clamp(1.5rem, 6vw, 2.25rem);
}

/* ============================================
   UNIFIED RESPONSIVE BREAKPOINT SYSTEM
============================================ */

/* Mobile First Approach */
/* xs: 0-639px (default) */
/* sm: 640px-767px */
/* md: 768px-1023px */
/* lg: 1024px-1279px */
/* xl: 1280px-1535px */
/* 2xl: 1536px+ */

@media (min-width: 640px) {
    .section-spacing {
        padding: 5rem 0;
    }
    
    .hero-title-main,
    .hero-title-shadow {
        font-size: clamp(4rem, 12vw, 8rem);
    }
    
    .hero-subtitle-main,
    .hero-subtitle-shadow {
        font-size: clamp(2rem, 6vw, 3.5rem);
    }
}

@media (min-width: 768px) {
    .section-spacing {
        padding: 6rem 0;
    }
}

@media (min-width: 1024px) {
    .section-spacing {
        padding: 8rem 0;
    }
}

@media (min-width: 1536px) {
    .section-spacing {
        padding: 10rem 0;
    }
    
    .hero-title-main,
    .hero-title-shadow {
        font-size: clamp(6rem, 12vw, 8rem);
    }
}

/* ============================================
   FOOTER SYSTEM - FIXED ALIGNMENT
============================================ */
.footer-spacing {
    padding: var(--space-3xl) 0;
}

.footer-logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--timing-medium) var(--ease-out-quart);
}

.footer-logo-container:hover {
    transform: scale(1.05);
}

.footer-logo {
    height: 3rem;
    width: auto;
    margin-right: var(--space-md);
    transition: all var(--timing-slow) var(--ease-out-quart);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.footer-brand-text {
    text-align: left;
}

.footer-title {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff, #a5f3fc, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.footer-subtitle {
    font-size: var(--text-xs);
    color: #94a3b8;
    letter-spacing: 0.2em;
    margin-top: var(--space-xs);
}

.footer-description {
    color: #94a3b8;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    letter-spacing: 0.05em;
}

.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: var(--space-2xl);
}

.copyright-text {
    color: #64748b;
    font-size: var(--text-sm);
}

/* Mobile Footer Adjustments */
@media (max-width: 640px) {
    .footer-logo-container {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .footer-logo {
        margin-right: 0;
    }
    
    .footer-brand-text {
        text-align: center;
    }
}

/* Print Styles */
@media print {
    .floating-orb,
    .simple-bg-effect,
    .hero-logo {
        display: none !important;
    }
    
    .nav-glass {
        background: white !important;
    }
    
    .solution-card-pro,
    .brand-universe-card {
        background: white !important;
        border: 1px solid #333 !important;
        box-shadow: none !important;
    }
    
    .solution-title-pro,
    .feature-label {
        color: black !important;
    }
}

/* Ultra-wide Screen Support */
@media (min-width: 1920px) {
    .max-w-7xl {
        max-width: 1400px;
    }
    
    .floating-orb {
        filter: blur(2px);
    }
    
    .section-title-future {
        @apply text-5xl md:text-7xl;
    }
}