/* ===================================================================
   CONSOLIDATED CSS - ALL SECTIONS
   Performance-Optimized & Design-Preserved
   =================================================================== */

/* ===================================================================
   GLOBAL CSS VARIABLES
   =================================================================== */
:root {
    /* Colors - Global */
    --bg-hero: #0a0a0a;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-lighter: #f1f5f9;
    --neon-blue: #00f5ff;
    --neon-green: #39ff14;
    --primary-blue: #0ea5e9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-dark: #475569;
    --border-color: #e2e8f0;
    --border-light: #e2e8f0;
    --border-lighter: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.95);
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #0ea5e9 0%, #2563eb 100%);
    --cta-bg-gradient: linear-gradient(135deg, #0ea5e9 0%, #2563eb 50%, #1e3a8a 100%);
    --cta-overlay-gradient: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    --cta-feature-bg: rgba(255, 255, 255, 0.08);
    --cta-feature-bg-hover: rgb(255 255 255 / 85%);
    --cta-feature-border: rgba(255, 255, 255, 0.15);
    --cta-feature-border-hover: rgba(255, 255, 255, 0.25);
    --feature-icon-bg: rgba(255, 255, 255, 0.1);
    --feature-icon-bg-hover: rgba(255, 255, 255, 0.2);
    --top-border-gradient: linear-gradient(90deg, #06b6d4, #3b82f6);
    --icon-border-gradient: linear-gradient(45deg, #0ea5e9, #2563eb);
    --btn-primary-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --btn-primary-hover-gradient: linear-gradient(135deg, #0891b2 0%, #2563eb 100%);
    --btn-outline-border: rgba(255, 255, 255, 0.3);
    --btn-outline-border-hover: rgba(255, 255, 255, 0.5);
    --btn-outline-bg-hover: rgba(255, 255, 255, 0.1);
    
    /* Shadows */
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 10px 30px rgba(0, 0, 0, 0.15);
    --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-elevated: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-floating: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-accent: 0 20px 25px -5px rgba(14, 165, 233, 0.1), 0 10px 10px -5px rgba(14, 165, 233, 0.04);
    
    /* Layout Constants - Hero */
    --header-height: 80px;
    --hero-padding: 2rem;
    --hero-padding-mobile: 1rem;
    --element-size: clamp(55px, 8vw, 75px);
    --element-size-mobile: 40px;
    
    /* Layout Constants - Pillars */
    --pillar-card-padding: 2rem;
    --pillar-card-padding-tablet: 1.75rem;
    --pillar-card-padding-mobile: 1.25rem;
    --pillar-margin-bottom: 1.5rem;
    --pillar-margin-bottom-mobile: 1rem;
    --pillar-icon-size: clamp(60px, 12vw, 80px);
    --pillar-icon-border-radius: 20px;
    --pillar-top-border-height: 4px;
    
    /* Layout Constants - CTA */
    --cta-section-padding: 6rem 0;
    --cta-section-padding-large: 8rem 0;
    --cta-section-padding-tablet: 4rem 0;
    --cta-section-padding-mobile: 3rem 0;
    --cta-section-padding-small: 2rem 0;
    --cta-section-padding-tiny: 1.5rem 0;
    --cta-feature-padding: 2rem 1.5rem;
    --cta-feature-padding-desktop: 2rem 1.25rem;
    --cta-feature-padding-tablet: 1.75rem 1.25rem;
    --cta-feature-padding-mobile: 1.5rem 1rem;
    --cta-feature-padding-small: 1.25rem 0.875rem;
    --cta-feature-padding-tiny: 1rem 0.75rem;
    --cta-feature-min-height: 200px;
    --cta-feature-min-height-large: 220px;
    --cta-feature-min-height-desktop: 180px;
    --cta-feature-min-height-tablet: 160px;
    --cta-feature-min-height-mobile: 140px;
    --cta-feature-min-height-small: 120px;
    --cta-feature-min-height-tiny: 110px;
    --feature-icon-size: 80px;
    --feature-icon-size-large: 90px;
    --feature-icon-size-desktop: 70px;
    --feature-icon-size-tablet: 60px;
    --feature-icon-size-mobile: 50px;
    --feature-icon-size-small: 45px;
    --feature-icon-size-tiny: 40px;
    --cta-border-height: 3px;
    
    /* Layout Constants - Portfolio */
    --nav-item-min-height: 140px;
    --content-padding: 3rem;
    --border-radius-large: 32px;
    
    /* Layout Constants - Services */
    --services-padding: 2rem;
    --services-padding-tablet: 1.75rem;
    --services-padding-mobile: 1.25rem;
    --service-icon-size: 60px;
    --nav-border-radius: 25px;
    --service-top-border-height: 3px;
    --container-mobile: 100%;
    --container-sm: 540px;
    --container-md: 720px;
    --container-lg: 960px;
    --container-xl: 1140px;
    --container-xxl: 1320px;
    
    /* Layout Constants - Tech Solutions */
    --tech-section-padding: 5rem 0;
    --tech-card-padding: 2.5rem 2rem;
    --solution-icon-size: 80px;
    --tech-border-height: 3px;
    --tech-element-size: 8px;
    
    /* Layout Constants - Testimonials */
    --testimonials-padding: 6rem 0;
    --testimonials-padding-desktop: 5rem 0;
    --testimonials-padding-tablet: 4rem 0;
    --testimonials-padding-mobile: 3rem 0;
    --testimonials-padding-small: 2rem 0;
    --testimonials-padding-tiny: 1.5rem 0;
    --card-padding: 3rem 2.5rem;
    --card-padding-desktop: 2.5rem 2rem;
    --card-padding-tablet: 2rem 1.5rem;
    --card-padding-mobile: 1.5rem 1.25rem;
    --card-padding-small: 1.25rem 1rem;
    --card-padding-tiny: 1rem 0.875rem;
    --card-min-height: 400px;
    --card-min-height-desktop: 380px;
    --card-min-height-tablet: 350px;
    --card-min-height-mobile: 320px;
    --card-min-height-small: 300px;
    --card-min-height-tiny: 280px;
    --avatar-size: 60px;
    --avatar-size-large: 70px;
    --avatar-size-mobile: 50px;
    --avatar-size-small: 45px;
    --control-size: 60px;
    --control-size-tablet: 50px;
    --testimonials-bg: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --testimonials-overlay: linear-gradient(135deg, rgba(14, 165, 233, 0.03) 0%, rgba(37, 99, 235, 0.05) 100%);
    --title-gradient: linear-gradient(135deg, #0ea5e9 0%, #2563eb 50%, #1e3a8a 100%);
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-border: rgba(14, 165, 233, 0.1);
    --card-border-hover: rgba(14, 165, 233, 0.2);
    --avatar-gradient-primary: linear-gradient(135deg, #0ea5e9, #2563eb);
    --avatar-gradient-success: linear-gradient(135deg, #10b981, #059669);
    --avatar-gradient-warning: linear-gradient(135deg, #f59e0b, #d97706);
    --control-gradient: linear-gradient(135deg, #0ea5e9, #2563eb);
    --indicator-gradient: linear-gradient(135deg, #0ea5e9, #2563eb);
    --card-hover-transform: translate3d(0, -8px, 0) scale(1.02);
    --avatar-hover-transform: scale(1.1);
    --quote-hover-transform: rotate(0deg) scale(1.1);
    --quote-default-transform: rotate(-15deg);
    --control-hover-transform: translateY(-50%) scale(1.1);
    --indicator-active-transform: scale(1.3);
    
    /* Performance-Optimized Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    
    /* Animation Durations */
    --particle-duration: 15s;
    --neural-duration: 3s;
    --element-float-duration: 8s;
    --code-float-duration: 6s;
    --typing-duration: 1s;
    
    /* Transform Values */
    --pillar-hover-transform: translate3d(0, -8px, 0);
    --pillar-border-transform-start: translate3d(-100%, 0, 0);
    --pillar-border-transform-end: translate3d(0, 0, 0);
    --feature-hover-transform: translate3d(0, -8px, 0) scale(1.02);
    --icon-hover-transform: scale(1.15) rotate(5deg);
    --btn-hover-transform: translate3d(0, -2px, 0);
    --scale-transform-start: scaleX(0);
    --scale-transform-end: scaleX(1);
    --fade-in-transform: translate3d(0, 30px, 0);
    --nav-hover-transform: translate3d(0, -2px, 0);
    --service-hover-transform: translate3d(0, -5px, 0);
}


/* ===================================================================
   HERO SECTION
   =================================================================== */

/* Hero Section - GPU Optimized */
.hero-section {
    min-height: 100vh;
    background: var(--bg-hero);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 40px 0 2rem;
    contain: layout style;
}

/* Video Background - Performance Enhanced */
.hero-video-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 1;
    contain: strict;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    will-change: transform;
    backface-visibility: hidden;
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
}

/* Background Effects - Optimized */
.hero-background {
    position: absolute;
    inset: 0;
    z-index: 2;
}

.floating-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    contain: layout;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--neon-blue);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--neon-blue);
    animation: particleFloatEnhanced var(--particle-duration) linear infinite;
    opacity: 0.8;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

.neural-network {
    position: absolute;
    inset: 0;
    pointer-events: none;
    contain: layout;
}

.neural-node {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--neon-green);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--neon-green);
    animation: neuralPulseEnhanced var(--neural-duration) ease-in-out infinite;
    will-change: transform, opacity, box-shadow;
    backface-visibility: hidden;
}

/* Hero Content - Performance Enhanced */
.hero-content {
    position: relative;
    z-index: 10;
    color: white;
    padding: var(--hero-padding) 0;
    opacity: 1;
    visibility: visible;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.25rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 1.5rem;
    font: 600 1rem/1 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition-smooth);
    animation: badgeGlow 2s ease-in-out infinite alternate;
    will-change: box-shadow;
}

.hero-title {
    font: 700 clamp(2.5rem, 6vw, 4.5rem)/1.1 system-ui, sans-serif;
    margin-bottom: 1.5rem;
    color: white;
}

.hero-description {
    font: 400 clamp(1rem, 2.5vw, 1.25rem)/1.6 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 auto 1rem;
    max-width: 999px;
}

.hero-subdescription {
    font: 500 clamp(0.95rem, 2vw, 1.1rem)/1.4 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Stats Section - Optimized */
.hero-stats {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.stat-item {
    text-align: center;
    min-width: 120px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number-container {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin-bottom: 0.5rem;
}

.stat-number {
    font: 700 clamp(2.5rem, 5vw, 3rem)/1 system-ui, sans-serif;
    color: white;
}

.stat-suffix {
    font: 700 clamp(2rem, 4vw, 2.5rem)/1 system-ui, sans-serif;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.stat-label {
    font: 500 0.95rem/1 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.5rem;
}

/* Hero Visual Elements - GPU Accelerated */
.hero-visual {
    position: relative;
    height: clamp(400px, 50vh, 600px);
    display: flex;
    align-items: center;
    justify-content: end;
    z-index: 10;
}

.ai-animation-container {
    position: relative;
    width: clamp(300px, 80vw, 550px);
    height: clamp(300px, 80vw, 550px);
    display: flex;
    align-items: center;
    justify-content: center;
    contain: layout;
}

/* Code Window - Hardware Accelerated */
.code-window {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(300px, 93%, 510px);
    height: clamp(220px, 88%, 444px);
    background: rgba(13, 17, 23, 0.95);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(30px);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    animation: codeWindowFloat var(--code-float-duration) ease-in-out infinite, 
               codeWindowPulse 3s ease-in-out infinite;
    will-change: transform, box-shadow;
    backface-visibility: hidden;
    contain: layout style;
}

.window-header {
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.875rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.window-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
    will-change: background-color, box-shadow;
}

.control.close { background: #ff5f57; }
.control.close:hover { background: #ff3b30; box-shadow: 0 0 10px #ff5f57; }
.control.minimize { background: #ffbd2e; }
.control.minimize:hover { background: #ffac00; box-shadow: 0 0 10px #ffbd2e; }
.control.maximize { background: #28ca42; }
.control.maximize:hover { background: #20a232; box-shadow: 0 0 10px #28ca42; }

.window-title {
    font: 500 0.9rem/1 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.85);
}

.code-content {
    padding: 1.5rem;
    font-size: clamp(0.75rem, 2vw, 1.4rem);
    line-height: 1.7;
    color: #e6edf3;
    overflow-y: auto;
    max-height: calc(100% - 60px);
}

.code-line {
    margin-bottom: 0.3rem;
    opacity: 0;
    transform: translateX(-20px);
    animation: typeInLine 0.8s ease forwards;
    white-space: nowrap;
    overflow: hidden;
}

/* Code Syntax Colors - Consolidated */
.keyword { color: #ff7b72; font-weight: 500; }
.module { color: #7ee787; }
.variable { color: #79c0ff; }
.class { color: #ffa657; font-weight: 600; }
.function { color: #d2a8ff; }
.property { color: #79c0ff; }
.number { color: #a5d6ff; }

/* Floating Elements - Performance Optimized */
.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
    contain: layout;
}

.element {
    position: absolute;
    width: var(--element-size);
    height: var(--element-size);
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: clamp(1.3rem, 3vw, 1.9rem);
    box-shadow: 0 15px 40px rgba(14, 165, 233, 0.4);
    cursor: pointer;
    pointer-events: auto;
    animation: elementFloat var(--element-float-duration) ease-in-out infinite;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    will-change: transform, box-shadow;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.element:hover {
    transform: scale(1.15);
    box-shadow: 0 20px 50px rgba(14, 165, 233, 0.6);
    animation-play-state: paused;
}

/* Element Variants - Consolidated */
.element.ai-chip {
    animation-delay: 0s;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}
.element.ai-chip:hover { box-shadow: 0 20px 50px rgba(255, 107, 53, 0.6); }

.element.neural-icon {
    animation-delay: 2s;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}
.element.neural-icon:hover { box-shadow: 0 20px 50px rgba(102, 126, 234, 0.6); }

.element.data-icon {
    animation-delay: 4s;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 15px 40px rgba(240, 147, 251, 0.4);
}
.element.data-icon:hover { box-shadow: 0 20px 50px rgba(240, 147, 251, 0.6); }

.element.cloud-icon {
    animation-delay: 6s;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 15px 40px rgba(79, 172, 254, 0.4);
}
.element.cloud-icon:hover { box-shadow: 0 20px 50px rgba(79, 172, 254, 0.6); }

/* Typing Animation - Enhanced */
.typing-word {
    position: relative;
    display: inline-block;
    background: linear-gradient(135deg, #00f5ff 0%, #39ff14 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: left;
    animation: textGlow 2s ease-in-out infinite alternate;
    text-shadow: 0 0 45px #00ffb7 !important;
    padding-bottom: 5px !important;
    will-change: text-shadow;
}

.typing-word::after {
    content: '|';
    color: #00f5ff;
    animation: typingCursor var(--typing-duration) infinite;
    -webkit-text-fill-color: #00f5ff !important;
    background: none !important;
    font-weight: normal;
    margin-left: 3px;
    text-shadow: 0 0 10px #00f5ff;
}

/* Animation Delays - Consolidated */
.code-line:nth-child(1) { animation-delay: 0.5s; }
.code-line:nth-child(2) { animation-delay: 1s; }
.code-line:nth-child(3) { animation-delay: 1.5s; }
.code-line:nth-child(4) { animation-delay: 2s; }
.code-line:nth-child(5) { animation-delay: 2.5s; }
.code-line:nth-child(6) { animation-delay: 3s; }
.code-line:nth-child(7) { animation-delay: 3.5s; }
.code-line:nth-child(8) { animation-delay: 4s; }
.code-line:nth-child(9) { animation-delay: 4.5s; }


/* ===================================================================
   VALUE PILLARS SECTION
   =================================================================== */

/* Base Section - Performance Enhanced */
.value-pillars-section {
    background: var(--bg-secondary);
    contain: layout style;
}

.value-pillars-section .section-titles {
    font: 700 clamp(2.5rem, 6vw, 3.5rem)/1.2 system-ui, sans-serif;
    margin-bottom: 2rem;
}

/* Pillar Card - GPU Accelerated */
.pillar-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-large);
    padding: var(--pillar-card-padding);
    text-align: center;
    height: 100%;
    position: relative;
    overflow: hidden;
    margin-bottom: var(--pillar-margin-bottom);
    transition: transform var(--transition-smooth), 
                box-shadow var(--transition-smooth), 
                border-color var(--transition-smooth);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style paint;
}

.pillar-card:hover {
    transform: var(--pillar-hover-transform);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-blue);
}

/* Top Border Animation - Hardware Accelerated */
.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--pillar-top-border-height);
    background: var(--primary-gradient);
    transform: var(--pillar-border-transform-start);
    transition: transform var(--transition-smooth);
    will-change: transform;
    backface-visibility: hidden;
}

.pillar-card:hover::before {
    transform: var(--pillar-border-transform-end);
}

/* Pillar Icon - Performance Enhanced */
.pillar-icon {
    width: var(--pillar-icon-size);
    height: var(--pillar-icon-size);
    background: var(--primary-gradient);
    border-radius: var(--pillar-icon-border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: white;
    margin: 0 auto 1.5rem;
    transform: translateZ(0);
    contain: layout style;
}

/* Typography - Consolidated & Optimized */
.pillar-card h3 {
    font: 700 clamp(1.125rem, 3vw, 1.25rem)/1.3 system-ui, sans-serif;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.pillar-card p {
    font: 400 15px/1.6 system-ui, sans-serif;
    color: var(--text-secondary);
    margin: 0;
}

/* Focus States for Accessibility */
.pillar-card:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    transform: translate3d(0, -4px, 0);
}

.pillar-card:focus::before {
    transform: var(--pillar-border-transform-end);
}


/* ===================================================================
   FINAL CTA SECTION
   =================================================================== */

/* Base CTA Section - Hardware Accelerated */
.final-cta-section {
    background: var(--cta-bg-gradient);
    color: white;
    position: relative;
    overflow: hidden;
    padding: var(--cta-section-padding);
    contain: layout style;
}

.final-cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--cta-overlay-gradient);
    pointer-events: none;
}

.final-cta-section .container {
    position: relative;
    z-index: 10;
    max-width: 1200px;
}

/* CTA Content - Performance Enhanced */
.cta-content {
    text-align: center;
    position: relative;
    z-index: 10;
    contain: layout;
}

.cta-content h2,
.cta-content .sectionTitle {
    font: 800 clamp(2.5rem, 6vw, 4rem)/1.1 system-ui, sans-serif;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font: 700 clamp(1.25rem, 3vw, 1.75rem)/1.3 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 1.5rem;
}

.cta-description {
    font: 400 clamp(1.125rem, 2.5vw, 1.25rem)/1.7 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 auto 1rem;
    max-width: 800px;
}

.cta-subdescription {
    font: 400 1.125rem/1.6 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.75);
    margin: 0 auto 3rem;
    max-width: 700px;
}

/* CTA Features Container - Performance Enhanced */
.cta-features {
    margin: 4rem 0;
    position: relative;
}

.cta-features .row {
    justify-content: center;
}

/* CTA Feature Cards - GPU Optimized */
.cta-feature {
    text-align: center;
    padding: var(--cta-feature-padding);
    background: var(--cta-feature-bg);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    border: 1px solid var(--cta-feature-border);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: var(--cta-feature-min-height);
    transition: transform var(--transition-bounce), 
                background-color var(--transition-bounce), 
                border-color var(--transition-bounce);
    will-change: transform, background-color;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style paint;
}

.cta-feature:hover {
    background: var(--cta-feature-bg-hover);
    border-color: var(--cta-feature-border-hover);
    transform: var(--feature-hover-transform);
}

.cta-feature:hover h4 {
    color: #000;
}

.cta-feature:hover p {
    color: #3a3a3a;
}

/* Top Border Animation - Hardware Accelerated */
.cta-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--cta-border-height);
    background: var(--top-border-gradient);
    transform: var(--scale-transform-start);
    transition: transform var(--transition-bounce);
    will-change: transform;
    backface-visibility: hidden;
}

.cta-feature:hover::before {
    transform: var(--scale-transform-end);
}

/* Feature Icon - Performance Enhanced */
.cta-feature .feature-icon {
    width: var(--feature-icon-size);
    height: var(--feature-icon-size);
    background: var(--feature-icon-bg);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.5rem;
    position: relative;
    border: 2px solid transparent;
    transition: transform var(--transition-bounce), background-color var(--transition-bounce);
    will-change: transform, background-color;
    transform: translateZ(0);
    contain: layout;
}

.cta-feature .feature-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: var(--icon-border-gradient);
    border-radius: 23px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-bounce);
    will-change: opacity;
}

.cta-feature:hover .feature-icon {
    background: var(--feature-icon-bg-hover);
    transform: var(--icon-hover-transform);
}

.cta-feature:hover .feature-icon::before {
    opacity: 1;
}

/* Feature Content - Typography Optimized */
.cta-feature h4 {
    font: 700 clamp(1.125rem, 2.5vw, 1.25rem)/1.3 system-ui, sans-serif;
    margin-bottom: 0.75rem;
    color: white;
    transition: color var(--transition-smooth);
}

.cta-feature p {
    font: 400 1rem/1.6 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    transition: color var(--transition-smooth);
}

/* CTA Actions - Performance Enhanced */
.cta-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.cta-actions .btn {
    font: 600 1.125rem/1 system-ui, sans-serif;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 200px;
    transition: transform var(--transition-smooth), 
                background var(--transition-smooth), 
                border-color var(--transition-smooth), 
                box-shadow var(--transition-smooth);
    will-change: transform, background-color;
    transform: translateZ(0);
}

.btn-primary-gradient {
    background: var(--btn-primary-gradient);
    border: 2px solid transparent;
    color: white;
}

.btn-primary-gradient:hover {
    background: var(--btn-primary-hover-gradient);
    transform: var(--btn-hover-transform);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.3);
    color: white;
}

.btn-outline-light {
    background: transparent;
    border: 2px solid var(--btn-outline-border);
    color: white;
}

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

/* Scroll Animation - Hardware Accelerated */
.scroll-fade-in {
    opacity: 0;
    transform: var(--fade-in-transform);
    animation: fadeInUp 0.8s ease-out forwards;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

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

/* Focus States for Accessibility */
.cta-feature:focus,
.cta-actions .btn:focus {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
}

.cta-feature:focus {
    transform: translate3d(0, -4px, 0);
}

.cta-feature:focus::before {
    transform: var(--scale-transform-end);
}

.cta-actions .btn:focus {
    transform: translate3d(0, -1px, 0);
}


/* ===================================================================
   PORTFOLIO SECTION
   =================================================================== */

/* Base Section - GPU Optimized */
.portfolio-section {
    background: var(--bg-white);
    padding: 6rem 0;
    position: relative;
    min-height: 100vh;
    contain: layout style;
}

.portfolio-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* Section Header - Performance Enhanced */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    contain: layout;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section-subtitle {
    font: 700 clamp(1.5rem, 4vw, 2.25rem)/1.2 system-ui, sans-serif;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.section-description {
    font: 400 clamp(1.125rem, 2.5vw, 1.25rem)/1.8 system-ui, sans-serif;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

/* Portfolio Card - Hardware Accelerated */
.portfolio-card {
    background: var(--bg-white);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-elevated);
    border: 1px solid var(--border-light);
    overflow: hidden;
    position: relative;
    contain: layout style paint;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.5), transparent);
}

/* Main Navigation - GPU Optimized */
.main-nav-container {
    background: linear-gradient(135deg, var(--bg-lighter) 0%, var(--bg-light) 100%);
    padding: 2rem;
    border-bottom: 1px solid var(--border-light);
    position: relative;
    contain: layout;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
    justify-content: center;
}

.main-nav-item {
    background: var(--bg-white);
    border: 2px solid var(--border-light);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-base);
    min-height: var(--nav-item-min-height);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style;
}

.main-nav-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-gradient);
    transform: translate3d(0, 100%, 0);
    transition: transform var(--transition-bounce);
    will-change: transform;
    z-index: 0;
}

.main-nav-item .nav-content {
    position: relative;
    z-index: 2;
    transition: color var(--transition-fast);
}

.main-nav-item .nav-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
    will-change: color, transform;
}

.main-nav-item .nav-title {
    font: 700 1.125rem/1.3 system-ui, sans-serif;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

.main-nav-item .nav-subtitle {
    font: 500 0.875rem/1.4 system-ui, sans-serif;
    color: var(--text-dark);
    transition: color var(--transition-fast);
}

/* Hover Effects - Hardware Accelerated */
.main-nav-item:hover {
    transform: translate3d(0, -8px, 0) scale(1.02);
    box-shadow: var(--shadow-accent);
    border-color: var(--primary-blue);
}

.main-nav-item:hover::before,
.main-nav-item.active::before {
    transform: translate3d(0, 0, 0);
}

.main-nav-item:hover .nav-content,
.main-nav-item.active .nav-content {
    color: white;
}

.main-nav-item:hover .nav-icon,
.main-nav-item.active .nav-icon {
    color: white;
    transform: scale(1.1);
}

.main-nav-item:hover .nav-title,
.main-nav-item.active .nav-title {
    color: white;
}

.main-nav-item:hover .nav-subtitle,
.main-nav-item.active .nav-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.main-nav-item.active {
    background: var(--primary-gradient);
    border-color: var(--primary-blue);
    transform: translate3d(0, -8px, 0) scale(1.02);
    box-shadow: var(--shadow-accent);
}

/* Content Area - Optimized */
.content-area {
    padding: var(--content-padding);
    background: var(--bg-white);
    contain: layout;
}

.system-overview {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: 20px;
    padding: var(--content-padding);
    margin-bottom: var(--content-padding);
    border-left: 6px solid var(--primary-blue);
    box-shadow: var(--shadow-base);
    position: relative;
    overflow: hidden;
}

.system-overview::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.system-overview h3 {
    font: 800 clamp(1.75rem, 4vw, 2.5rem)/1.2 system-ui, sans-serif;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.system-overview p {
    font: 400 1.125rem/1.7 system-ui, sans-serif;
    color: var(--text-secondary);
    margin: 0;
    position: relative;
    z-index: 1;
}

/* Feature Navigation - Performance Enhanced */
.feature-nav {
    background: var(--bg-lighter);
    border-radius: 16px;
    padding: 0.75rem;
    margin-bottom: var(--content-padding);
    display: flex;
    gap: 0.5rem;
    box-shadow: var(--shadow-base);
    border: 1px solid var(--border-light);
}

.feature-nav-item {
    background: var(--bg-white);
    color: var(--text-secondary);
    border: 1px solid var(--border-lighter);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    font: 600 0.9rem/1 system-ui, sans-serif;
    cursor: pointer;
    flex: 1;
    text-align: center;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    will-change: transform;
    transform: translateZ(0);
}

.feature-nav-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-gradient);
    transform: translate3d(-100%, 0, 0);
    transition: transform 0.4s ease;
    will-change: transform;
    z-index: 0;
}

.feature-nav-item span {
    position: relative;
    z-index: 1;
    transition: color var(--transition-fast);
}

.feature-nav-item:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: var(--shadow-base);
    border-color: var(--primary-blue);
}

.feature-nav-item:hover::before,
.feature-nav-item.active::before {
    transform: translate3d(0, 0, 0);
}

.feature-nav-item:hover span,
.feature-nav-item.active span {
    color: white;
}

.feature-nav-item.active {
    background: var(--primary-gradient);
    border-color: var(--primary-blue);
    color: white;
    box-shadow: var(--shadow-base);
}

/* Feature Showcase - Optimized */
.feature-showcase {
    background: var(--bg-white);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-floating);
    min-height: 500px;
    contain: layout;
}

.feature-content {
    display: none;
    grid-template-columns: 1fr 1fr;
    min-height: 500px;
}

.feature-content.active {
    display: grid;
}

.feature-text {
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.feature-text h4 {
    font: 800 clamp(1.5rem, 3vw, 2rem)/1.2 system-ui, sans-serif;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.feature-text p {
    font: 400 1.125rem/1.8 system-ui, sans-serif;
    color: var(--text-secondary);
    margin: 0;
}

.feature-image {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-light), var(--bg-lighter));
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    will-change: transform;
    backface-visibility: hidden;
}

.feature-image:hover img {
    transform: scale(1.1);
}

.feature-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Loading State - Performance Enhanced */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    color: var(--text-secondary);
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-light);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 2rem;
    will-change: transform;
}

.loading-state h4 {
    font: 700 1.5rem/1.3 system-ui, sans-serif;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.loading-state p {
    font: 400 1rem/1.4 system-ui, sans-serif;
    color: var(--text-dark);
}

/* Content Visibility States */
.system-content {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.system-content.active {
    display: block;
    opacity: 1;
}


/* ===================================================================
   SERVICES SECTION
   =================================================================== */

/* Base Services Section - Performance Enhanced */
.services-section {
    background: var(--bg-primary);
    contain: layout style;
}

.services-section p {
    color: #3a3a3a;
}

/* Container - Responsive Optimized */
.container-custom {
    max-width: var(--container-mobile);
    padding: 0 1rem;
    margin: 0 auto;
}

/* Navigation Pills - GPU Accelerated */
.nav-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    contain: layout;
}

.nav-pills .nav-link {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--nav-border-radius);
    padding: 0.75rem 1.5rem;
    font: 500 1rem/1 system-ui, sans-serif;
    white-space: nowrap;
    min-width: auto;
    text-align: center;
    transition: transform var(--transition-smooth), 
                background-color var(--transition-fast), 
                border-color var(--transition-fast), 
                box-shadow var(--transition-smooth);
    will-change: transform, background-color;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.nav-pills .nav-link:hover,
.nav-pills .nav-link.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-blue);
    transform: var(--nav-hover-transform);
    box-shadow: var(--shadow-medium);
}

.nav-pills .nav-link.active {
    box-shadow: var(--shadow-heavy);
}

/* Tab Content - Performance Enhanced */
.tab-content {
    margin-top: 2rem;
}

.tab-pane {
    background: var(--card-bg);
    border-radius: var(--border-radius-large);
    padding: var(--services-padding);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
    contain: layout style;
}

/* Service Card - Hardware Accelerated */
.service-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-large);
    padding: var(--services-padding);
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-smooth), 
                box-shadow var(--transition-smooth), 
                border-color var(--transition-smooth);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style paint;
}

.service-card:hover {
    transform: var(--service-hover-transform);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-blue);
}

/* Top Border Animation - GPU Optimized */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--service-top-border-height);
    background: var(--primary-gradient);
    transform: var(--scale-transform-start);
    transition: transform var(--transition-smooth);
    will-change: transform;
    backface-visibility: hidden;
}

.service-card:hover::before {
    transform: var(--scale-transform-end);
}

/* Service Elements - Consolidated & Optimized */
.service-icon {
    width: var(--service-icon-size);
    height: var(--service-icon-size);
    background: var(--primary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
    transform: translateZ(0);
    contain: layout;
}

.service-card h4 {
    font: 600 1.25rem/1.3 system-ui, sans-serif;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    font: 400 1rem/1.6 system-ui, sans-serif;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Service Features - Performance Enhanced */
.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

/* Focus States for Accessibility */
.nav-pills .nav-link:focus,
.service-card:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

.service-card:focus {
    transform: translate3d(0, -2px, 0);
}

.service-card:focus::before {
    transform: var(--scale-transform-end);
}


/* ===================================================================
   TECH SOLUTIONS SECTION
   =================================================================== */

/* Base Section - GPU Optimized */
.tech-solutions-section {
    background: linear-gradient(135deg, #1e90ff 0%, #0066cc 50%, #003d7a 100%);
    color: white;
    position: relative;
    overflow: hidden;
    padding: var(--tech-section-padding);
    contain: layout style;
}

.tech-solutions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    pointer-events: none;
}

.container {
    position: relative;
    z-index: 2;
}

/* Section Header - Typography Optimized */
.tech-solutions-section .section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    contain: layout;
}

.sectionntitle {
    font: 700 clamp(2rem, 5vw, 3.5rem)/1.2 system-ui, sans-serif;
    margin-bottom: 1.5rem;
    color: #fff !important;
    background: inherit !important;
    -webkit-background-clip: inherit !important;
    -webkit-text-fill-color: inherit !important;
    background-clip: inherit !important;
}

.tech-solutions-section .section-subtitle {
    font: 600 clamp(1.25rem, 3vw, 1.75rem)/1.3 system-ui, sans-serif;
    margin-bottom: 1.5rem;
    color: var(--neon-blue);
}

.tech-solutions-section .section-description {
    font: 400 clamp(1rem, 2vw, 1.125rem)/1.7 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto;
}

/* Tech Solution Cards - Hardware Accelerated */
.tech-solution-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-large);
    padding: var(--tech-card-padding);
    text-align: center;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    margin-bottom: 1.5rem;
    transition: transform var(--transition-bounce), 
                background-color var(--transition-smooth), 
                border-color var(--transition-smooth), 
                box-shadow var(--transition-smooth);
    will-change: transform, background-color, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style paint;
}

.tech-solution-card:hover {
    transform: translate3d(0, -10px, 0);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
}

/* Top Border Animation - GPU Accelerated */
.tech-solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--tech-border-height);
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-green));
    transform: scaleX(0);
    transition: transform var(--transition-smooth);
    will-change: transform;
    backface-visibility: hidden;
}

.tech-solution-card:hover::before {
    transform: scaleX(1);
}

/* Solution Icon - Performance Enhanced */
.solution-icon {
    width: var(--solution-icon-size);
    height: var(--solution-icon-size);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    position: relative;
    border: 2px solid transparent;
    transition: background-color var(--transition-smooth), transform var(--transition-smooth);
    will-change: transform, background-color;
    transform: translateZ(0);
    contain: layout;
}

.solution-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-green));
    border-radius: 23px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    will-change: opacity;
}

.tech-solution-card:hover .solution-icon {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1) rotate(5deg);
}

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

/* Card Content - Typography Optimized */
.tech-solution-card h3 {
    font: 700 clamp(1.125rem, 2.5vw, 1.375rem)/1.3 system-ui, sans-serif;
    margin-bottom: 1rem;
    color: white;
}

.tech-solution-card p {
    font: 400 clamp(0.9rem, 2vw, 1rem)/1.6 system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* Floating Tech Elements - Performance Enhanced */
.tech-floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
    contain: layout;
}

.tech-element {
    position: absolute;
    width: var(--tech-element-size);
    height: var(--tech-element-size);
    background: var(--neon-blue);
    border-radius: 50%;
    opacity: 0.4;
    animation: techFloat 25s linear infinite;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

.tech-element:nth-child(odd) {
    background: var(--neon-green);
}

.tech-element:nth-child(1) { left: 10%; animation-delay: 0s; }
.tech-element:nth-child(2) { left: 20%; animation-delay: 5s; }
.tech-element:nth-child(3) { left: 30%; animation-delay: 10s; }
.tech-element:nth-child(4) { left: 40%; animation-delay: 15s; }
.tech-element:nth-child(5) { left: 50%; animation-delay: 2s; }
.tech-element:nth-child(6) { left: 60%; animation-delay: 7s; }
.tech-element:nth-child(7) { left: 70%; animation-delay: 12s; }
.tech-element:nth-child(8) { left: 80%; animation-delay: 17s; }

/* Scroll Animation - Hardware Accelerated */
.scroll-scale-in {
    opacity: 0;
    transform: scale(0.8) translate3d(0, 50px, 0);
    animation: scaleIn 0.8s ease-out forwards;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

.scroll-scale-in:nth-child(1) { animation-delay: 0.1s; }
.scroll-scale-in:nth-child(2) { animation-delay: 0.2s; }
.scroll-scale-in:nth-child(3) { animation-delay: 0.3s; }


/* ===================================================================
   TESTIMONIALS SECTION
   =================================================================== */

/* Base Testimonials Section - Hardware Accelerated */
.testimonials {
    background: var(--testimonials-bg);
    padding: var(--testimonials-padding);
    position: relative;
    overflow: hidden;
    contain: layout style;
}

.testimonials::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--testimonials-overlay);
    pointer-events: none;
}

.testimonials .container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

/* Section Header - Performance Enhanced */
.testimonials .text-center {
    margin-bottom: 4rem;
    contain: layout;
}

.testimonials .display-4 {
    font: 800 clamp(2.5rem, 5vw, 3.5rem)/1.2 system-ui, sans-serif;
    background: var(--title-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.testimonials h3 {
    font: 700 clamp(1.5rem, 3vw, 2rem)/1.3 system-ui, sans-serif;
    color: #1e293b;
    margin-bottom: 1.5rem;
}

.testimonials .fs-5 {
    font: 400 clamp(1.125rem, 2.5vw, 1.25rem)/1.7 system-ui, sans-serif;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto;
}

/* Premium Carousel - Performance Enhanced */
.carousel {
    position: relative;
    margin-top: 2rem;
}

.carousel-inner {
    border-radius: 24px;
    overflow: visible;
}

.carousel-item {
    padding: 1rem 0;
}

/* Premium Testimonial Card - GPU Optimized */
.testimonials .card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: var(--card-padding);
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.08);
    position: relative;
    overflow: hidden;
    min-height: var(--card-min-height);
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: transform var(--transition-bounce), 
                box-shadow var(--transition-bounce), 
                border-color var(--transition-smooth);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    contain: layout style paint;
}

.testimonials .card:hover {
    transform: var(--card-hover-transform);
    box-shadow: 0 30px 60px rgba(14, 165, 233, 0.15);
    border-color: var(--card-border-hover);
}

/* Top Border Animation - Hardware Accelerated */
.testimonials .card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--top-border-gradient);
    transform: var(--scale-transform-start);
    transition: transform var(--transition-bounce);
    will-change: transform;
    backface-visibility: hidden;
}

.testimonials .card:hover::before {
    transform: var(--scale-transform-end);
}

/* Background Effect - Optimized */
.testimonials .card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    transition: all var(--transition-bounce);
    will-change: transform, opacity;
}

.testimonials .card:hover::after {
    top: -40%;
    right: -5%;
    opacity: 0.8;
}

/* Quote Icon - Performance Enhanced */
.testimonials .text-primary {
    color: #0ea5e9 !important;
    position: relative;
    z-index: 3;
}

.testimonials .fa-quote-left {
    opacity: 0.8;
    transform: var(--quote-default-transform);
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
    will-change: transform, opacity;
}

.testimonials .card:hover .fa-quote-left {
    transform: var(--quote-hover-transform);
    opacity: 1;
}

/* Premium Blockquote - Typography Optimized */
.testimonials .blockquote {
    font: italic 500 clamp(1.125rem, 2.5vw, 1.375rem)/1.7 system-ui, sans-serif;
    color: #1e293b;
    margin-bottom: 2rem;
    position: relative;
    z-index: 3;
    text-align: center;
}

/* Author Section - Performance Enhanced */
.testimonials .d-flex {
    position: relative;
    z-index: 3;
    margin-top: auto;
}

.testimonials .rounded-circle {
    width: var(--avatar-size);
    height: var(--avatar-size);
    background: var(--avatar-gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    will-change: transform, box-shadow;
    transform: translateZ(0);
}

.testimonials .card:hover .rounded-circle {
    transform: var(--avatar-hover-transform);
    box-shadow: 0 12px 30px rgba(14, 165, 233, 0.4);
}

.testimonials .bg-success {
    background: var(--avatar-gradient-success) !important;
}

.testimonials .bg-warning {
    background: var(--avatar-gradient-warning) !important;
}

.testimonials h5 {
    font: 700 1.125rem/1.3 system-ui, sans-serif;
    color: #1e293b;
    margin-bottom: 0.25rem;
}

.testimonials .text-muted {
    font: 500 0.95rem/1.4 system-ui, sans-serif;
    color: #64748b !important;
}

/* Premium Carousel Controls - GPU Accelerated */
.carousel-control-prev,
.carousel-control-next {
    width: var(--control-size);
    height: var(--control-size);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.1);
    opacity: 0.7;
    transition: background var(--transition-smooth), 
                border-color var(--transition-smooth), 
                transform var(--transition-smooth), 
                box-shadow var(--transition-smooth), 
                opacity var(--transition-smooth);
    will-change: transform, background-color;
    backface-visibility: hidden;
}

.carousel-control-prev { left: -30px; }
.carousel-control-next { right: -30px; }

.carousel-control-prev:hover,
.carousel-control-next:hover {
    background: var(--control-gradient);
    border-color: #0ea5e9;
    transform: var(--control-hover-transform);
    box-shadow: 0 12px 35px rgba(14, 165, 233, 0.3);
    opacity: 1;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-color: #0ea5e9;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    transition: background-color var(--transition-smooth), transform var(--transition-smooth);
    will-change: background-color, transform;
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
    background-color: transparent;
    transform: scale(0.9);
}

/* Premium Carousel Indicators - Performance Enhanced */
.carousel-indicators {
    margin-bottom: -3rem;
    gap: 0.5rem;
}

.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(14, 165, 233, 0.3);
    border: none;
    margin: 0;
    transition: background var(--transition-smooth), transform var(--transition-smooth), box-shadow var(--transition-smooth);
    will-change: transform, background-color;
}

.carousel-indicators .active {
    background: var(--indicator-gradient);
    transform: var(--indicator-active-transform);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.4);
}

/* Focus States for Accessibility */
.testimonials .card:focus,
.carousel-control-prev:focus,
.carousel-control-next:focus {
    outline: 2px solid #0ea5e9;
    outline-offset: 2px;
}

.testimonials .card:focus {
    transform: translate3d(0, -4px, 0);
}

.testimonials .card:focus::before {
    transform: var(--scale-transform-end);
}


/* ===================================================================
   KEYFRAME ANIMATIONS - ALL SECTIONS
   =================================================================== */

/* Hero Section Animations */
@keyframes typingCursor {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

@keyframes typeInLine {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes elementFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg) scale(1); }
    25% { transform: translateY(-25px) rotate(90deg) scale(1.05); }
    50% { transform: translateY(-15px) rotate(180deg) scale(1); }
    75% { transform: translateY(-30px) rotate(270deg) scale(1.05); }
}

@keyframes codeWindowFloat {
    0%, 100% { transform: translate(-50%, -50%) translateY(0px); }
    50% { transform: translate(-50%, -50%) translateY(-20px); }
}

@keyframes codeWindowPulse {
    0%, 100% { box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4); }
    50% { box-shadow: 0 30px 100px rgba(14, 165, 233, 0.4); }
}

@keyframes particleFloatEnhanced {
    0% { transform: translateY(100vh) translateX(0) scale(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; transform: scale(1) rotate(45deg); }
    90% { opacity: 1; transform: scale(1) rotate(315deg); }
    100% { transform: translateY(-100px) translateX(50px) scale(0) rotate(360deg); opacity: 0; }
}

@keyframes neuralPulseEnhanced {
    0%, 100% { transform: scale(1); opacity: 0.7; box-shadow: 0 0 20px var(--neon-green); }
    50% { transform: scale(1.6); opacity: 1; box-shadow: 0 0 40px var(--neon-green), 0 0 80px var(--neon-green); }
}

@keyframes badgeGlow {
    0% { box-shadow: 0 0 5px rgba(255, 255, 255, 0.2); }
    100% { box-shadow: 0 0 20px rgba(255, 255, 255, 0.4), 0 0 30px rgba(0, 245, 255, 0.2); }
}

@keyframes textGlow {
    0% { text-shadow: 0 0 10px rgba(0, 245, 255, 0.5); }
    100% { text-shadow: 0 0 20px rgba(0, 245, 255, 0.8), 0 0 30px rgba(57, 255, 20, 0.3); }
}

/* CTA Section Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

/* Portfolio Section Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Tech Solutions Animations */
@keyframes techFloat {
    0% { transform: translate3d(0, 100vh, 0) scale(0); opacity: 0; }
    10% { opacity: 0.4; transform: scale(1); }
    90% { opacity: 0.4; }
    100% { transform: translate3d(0, -100px, 0) scale(0); opacity: 0; }
}

@keyframes scaleIn {
    to { opacity: 1; transform: scale(1) translate3d(0, 0, 0); }
}

/* Pillar Cards Animation */
@keyframes pillarCardFloat {
    0%, 100% { transform: translate3d(0, 0, 0); }
    50% { transform: translate3d(0, -2px, 0); }
}


/* ===================================================================
   RESPONSIVE DESIGN - ALL SECTIONS
   =================================================================== */

/* Contact Modal Responsive */
@media (max-width: 768px) {
    .email, .sol { margin-top: 15px; }
    .contact-modal { width: 95%; margin: 20px; }
    .modal-header { padding: 30px 20px 20px; }
    .modal-body { padding: 20px; }
    .form-row { flex-direction: column; gap: 0; }
    .modal-title { font-size: 20px; }
    .trust-badges { flex-direction: column; gap: 10px; }
    .trust-badge { justify-content: center; }
}

/* Extra Small Devices (< 376px) */
@media (max-width: 375px) {
    /* Hero Section */
    :root {
        --hero-padding: var(--hero-padding-mobile);
        --element-size: var(--element-size-mobile);
    }
    
    /* Testimonials */
    :root {
        --testimonials-padding: var(--testimonials-padding-tiny);
        --card-padding: var(--card-padding-tiny);
        --card-min-height: var(--card-min-height-tiny);
    }
    
    .testimonials .container-custom { padding: 0 0.5rem; }
    .testimonials .blockquote { font-size: 0.95rem; }
    
    .ai-animation-container {
        width: 95vw;
        height: 95vw;
        max-width: 280px;
        max-height: 280px;
    }

    .element {
        width: var(--element-size);
        height: var(--element-size);
        font-size: 1rem;
    }

    .code-window {
        width: 90%;
        height: auto;
        min-height: 160px;
    }
    
    .code-content {
        padding: 0.75rem;
        font-size: 0.65rem;
        line-height: 1.5;
    }
    
    .hero-title { font-size: clamp(1.5rem, 6vw, 2rem); line-height: 1.3; }
    .hero-description { font-size: 0.9rem; }
    .hero-subdescription { font-size: 0.85rem; }
    
    .hero-badge {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    
    .stat-item {
        width: calc(50% - 0.5rem);
        max-width: 100px;
    }
    
    .stat-number { font-size: clamp(1.8rem, 5vw, 2.2rem); }
    .stat-suffix { font-size: clamp(1.4rem, 4vw, 1.8rem); }
    
    /* CTA Section */
    :root {
        --cta-section-padding: var(--cta-section-padding-tiny);
        --cta-feature-padding: var(--cta-feature-padding-tiny);
        --cta-feature-min-height: var(--cta-feature-min-height-tiny);
        --feature-icon-size: var(--feature-icon-size-tiny);
    }
    
    .cta-feature .feature-icon { font-size: 1rem; }
    
    .cta-actions .btn {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    /* Portfolio Section */
    :root {
        --nav-item-min-height: 75px;
        --content-padding: 1rem;
    }
    
    .main-nav-item {
        padding: 0.875rem 0.75rem;
    }
    
    .nav-icon { font-size: 1.1rem; }
    .nav-title { font-size: 0.7rem; }
    .nav-subtitle { font-size: 0.6rem; display: none; }
    
    .feature-nav-item { padding: 0.5rem 0.75rem; font-size: 0.7rem; }
    .system-overview { padding: 1.25rem; }
    .feature-text { padding: 1.25rem; }
    
    /* Tech Solutions */
    :root {
        --tech-card-padding: 1.25rem 0.75rem;
        --solution-icon-size: 45px;
    }
    
    .solution-icon { font-size: 1.125rem; }
    
    .tech-solutions-section .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

/* Small Devices (376px - 575.98px) */
@media (min-width: 376px) and (max-width: 575.98px) {
    /* Pillars */
    :root {
        --pillar-card-padding: var(--pillar-card-padding-mobile);
        --pillar-margin-bottom: var(--pillar-margin-bottom-mobile);
    }
    
    .pillar-icon {
        margin-bottom: 1rem;
    }
    
    .pillar-card h3 {
        margin-bottom: 0.75rem;
    }
    
    /* CTA Section */
    :root {
        --cta-section-padding: var(--cta-section-padding-small);
        --cta-feature-padding: var(--cta-feature-padding-small);
        --cta-feature-min-height: var(--cta-feature-min-height-small);
        --feature-icon-size: var(--feature-icon-size-small);
    }
    
    .cta-features { margin: 2rem 0; }
    
    .cta-feature {
        margin-bottom: 0.75rem;
        border-radius: 16px;
    }
    
    .cta-feature .feature-icon {
        font-size: 1.125rem;
        border-radius: 12px;
    }
    
    .cta-subdescription { margin-bottom: 2rem; }
    
    /* Testimonials */
    :root {
        --testimonials-padding: var(--testimonials-padding-small);
        --card-padding: var(--card-padding-small);
        --card-min-height: var(--card-min-height-small);
        --avatar-size: var(--avatar-size-small);
    }
    
    .testimonials .container-custom { padding: 0 0.75rem; }
    .testimonials .card { border-radius: 16px; }
    .testimonials .blockquote { font-size: 1rem; margin-bottom: 1.25rem; }
    .testimonials .display-4 { font-size: 2rem; }
    .testimonials h5 { font-size: 1rem; }
    .testimonials .text-muted { font-size: 0.85rem; }
    
    /* Portfolio Section */
    :root {
        --nav-item-min-height: 80px;
        --content-padding: 1.5rem;
    }
    
    .portfolio-section { padding: 2rem 0; }
    .portfolio-container { padding: 0 0.75rem; }
    .portfolio-card { border-radius: 24px; }
    .main-nav-container { padding: 0.75rem; }
    
    .main-nav {
        display: grid;
        gap: 0.75rem;
        padding: 0.5rem;
        background: var(--bg-lighter);
        border-radius: 16px;
        overflow-x: auto;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }
    
    .main-nav::-webkit-scrollbar { display: none; }
    
    .main-nav-item {
        padding: 1rem;
        border-radius: 16px;
        min-width: auto;
    }
    
    .nav-icon { font-size: 1.25rem; margin-bottom: 0.5rem; }
    .nav-title { font-size: 0.75rem; margin-bottom: 0.25rem; white-space: nowrap; }
    .nav-subtitle { font-size: 0.65rem; white-space: nowrap; display: none; }
    
    .feature-nav {
        flex-wrap: wrap;
        padding: 0.5rem;
        justify-content: center;
    }
    
    .feature-nav-item {
        flex: none;
        padding: 0.625rem 0.875rem;
        font-size: 0.75rem;
        white-space: nowrap;
    }
    
    .feature-content { grid-template-columns: 1fr; }
    .feature-image { min-height: 250px; order: -1; }
    
    /* Services Section */
    :root {
        --services-padding: var(--services-padding-mobile);
    }
    
    .container-custom {
        padding: 0 0.75rem;
    }
    
    .services-section {
        padding: 1.5rem 0;
    }
    
    .nav-pills {
        display: inline-flex;
        flex-direction: unset;
        gap: 8px;
        align-items: center;
        width: 100%;
        padding: 0 16px;
    }
    
    .nav-pills .nav-link {
        width: 100%;
        max-width: 280px;
        padding: 12px 20px;
        font-size: 14px;
        background: white;
        color: #333;
        border: 1px solid #e0e0e0;
    }
    
    .nav-pills .nav-link.active,
    .nav-pills .nav-link:hover {
        background: #1e71e5;
        color: white;
        border-color: #1e71e5;
        transform: none;
    }
    
    .tab-pane {
        border-radius: 15px;
        margin: 0 -0.25rem;
    }
    
    .display-4 { font-size: 1.75rem !important; line-height: 1.2; margin-bottom: 1rem !important; }
    .display-6 { font-size: 1.5rem !important; line-height: 1.3; margin-bottom: 1rem !important; }
    .fs-5 { font-size: 1rem !important; line-height: 1.5; }
    
    .tab-pane .row { flex-direction: column-reverse; }
    .tab-pane .col-lg-5 { margin-bottom: 1.5rem; }
    .tab-pane .col-lg-5.offset-lg-1 { margin-left: 0; }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
        width: 100%;
        margin-top: 1rem;
    }
    
    .tab-pane img {
        max-width: 100%;
        height: auto;
        margin-bottom: 1.5rem;
    }
    
    .service-features li {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .text-center h2,
    .text-center h3 {
        word-wrap: break-word;
        hyphens: auto;
    }
    
    .btn .fas,
    .btn .fa {
        margin-right: 0.25rem;
    }
    
    .mb-5 { margin-bottom: 2rem !important; }
    .mb-4 { margin-bottom: 1.5rem !important; }
    .mb-3 { margin-bottom: 1rem !important; }
    .list-unstyled li { margin-bottom: 0.75rem; }
    
    .rounded-4 { border-radius: 1rem !important; }
    .shadow-lg { box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important; }
    
    /* Tech Solutions */
    :root {
        --tech-section-padding: 2rem 0;
        --tech-card-padding: 1.5rem 1rem;
        --solution-icon-size: 50px;
    }
    
    .tech-solution-card {
        margin-bottom: 1rem;
        border-radius: 15px;
    }
    
    .solution-icon {
        font-size: 1.25rem;
        margin-bottom: 1rem;
        border-radius: 15px;
    }
    
    .tech-solutions-section .section-header {
        margin-bottom: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .tech-solutions-section .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .tech-solutions-section .row { margin: 0 -0.5rem; }
    .tech-solutions-section .col-lg-4 { padding: 0 0.5rem; }
}

/* Medium Devices (576px - 767.98px) */
@media (min-width: 576px) and (max-width: 767.98px) {
    /* Hero Section */
    .hero-content { padding-top: 5rem; }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .btn-primary-gradient,
    .btn-outline-light {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .hero-stats {
        gap: 1rem;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-item {
        min-width: auto;
        width: calc(33.333% - 0.5rem);
        max-width: 120px;
    }
    
    .code-window { width: 95%; min-height: 180px; }
    .code-content { padding: 1rem; font-size: 0.7rem; }
    
    /* Pillars */
    :root {
        --pillar-card-padding: var(--pillar-card-padding-tablet);
    }
    
    /* CTA Section */
    :root {
        --cta-section-padding: var(--cta-section-padding-mobile);
        --cta-feature-padding: var(--cta-feature-padding-mobile);
        --cta-feature-min-height: var(--cta-feature-min-height-mobile);
        --feature-icon-size: var(--feature-icon-size-mobile);
    }
    
    .cta-features { margin: 2.5rem 0; }
    
    .cta-feature {
        margin-bottom: 1rem;
        border-radius: 20px;
    }
    
    .cta-feature .feature-icon {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
        border-radius: 16px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
        min-width: auto;
    }
    
    /* Testimonials */
    :root {
        --testimonials-padding: var(--testimonials-padding-mobile);
        --card-padding: var(--card-padding-mobile);
        --card-min-height: var(--card-min-height-mobile);
        --avatar-size: var(--avatar-size-mobile);
    }
    
    .testimonials .container-custom { padding: 0 1rem; }
    .testimonials .text-center { margin-bottom: 2.5rem; }
    .testimonials .card { border-radius: 20px; }
    .testimonials .blockquote { font-size: 1.125rem; margin-bottom: 1.5rem; }
    
    .carousel-control-prev,
    .carousel-control-next { display: none; }
    
    .carousel-indicators { margin-bottom: -2rem; }
    
    /* Portfolio */
    :root {
        --nav-item-min-height: 90px;
        --content-padding: 2rem;
    }
    
    .nav-subtitle { display: none; }
    .nav-icon { font-size: 1.5rem; }
    .nav-title { font-size: 0.8rem; }
    .feature-image { min-height: 300px; }
    
    /* Services */
    :root {
        --services-padding: var(--services-padding-tablet);
    }
    
    .container-custom { max-width: var(--container-sm); }
    
    .nav-pills { gap: 0.375rem; }
    .nav-pills .nav-link { padding: 0.75rem 1.25rem; font-size: 0.95rem; }
    
    .display-4 { font-size: 2.25rem !important; }
    .display-6 { font-size: 1.75rem !important; }
    
    .tab-pane .col-lg-5.offset-lg-1 { margin-left: 0; margin-bottom: 2rem; }
    .btn-lg { width: auto; min-width: 200px; }
    
    /* Tech Solutions */
    :root {
        --tech-section-padding: 2.5rem 0;
        --tech-card-padding: 1.75rem 1.25rem;
        --solution-icon-size: 60px;
    }
    
    .tech-solution-card { margin-bottom: 1.25rem; }
    
    .solution-icon {
        font-size: 1.5rem;
        margin-bottom: 1.25rem;
    }
    
    .tech-solutions-section .section-header {
        margin-bottom: 2rem;
        padding: 0 1rem;
    }
}

/* Large Tablets (768px - 991.98px) */
@media (min-width: 768px) and (max-width: 991.98px) {
    /* Hero Section */
    .hero-right { display: none !important; }

    .hero-section {
        text-align: center;
        padding-top: calc(var(--header-height) + 2rem);
        min-height: auto;
        padding-bottom: 3rem;
    }
    
    .hero-content {
        padding-top: 1rem;
        padding-bottom: 1rem;
        max-width: 100%;
    }
    
    .hero-badge { margin-left: auto; margin-right: auto; }
    
    .hero-actions {
        justify-content: center;
        margin-bottom: 2rem;
        gap: 1rem;
    }
    
    .hero-stats { justify-content: center; gap: 1.5rem; }
    .hero-visual { margin-top: 2rem; }
    .stat-item { min-width: 100px; }
    
    /* CTA Section */
    :root {
        --cta-section-padding: var(--cta-section-padding-tablet);
        --cta-feature-padding: var(--cta-feature-padding-tablet);
        --cta-feature-min-height: var(--cta-feature-min-height-tablet);
        --feature-icon-size: var(--feature-icon-size-tablet);
    }
    
    .cta-features { margin: 3rem 0; }
    
    .cta-feature {
        margin-bottom: 1.5rem;
    }
    
    .cta-feature .feature-icon {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    /* Portfolio */
    :root {
        --nav-item-min-height: 120px;
    }
    
    .portfolio-section { padding: 4rem 0; }
    .nav-subtitle { display: none; }
    
    .main-nav { gap: 1.25rem; }
    .main-nav-item { 
        padding: 1.5rem 1rem; 
        width: 33.3%; 
    }
    
    .nav-icon { font-size: 2rem; margin-bottom: 0.75rem; }
    .nav-title { font-size: 0.95rem; }
    
    .feature-content { grid-template-columns: 1fr; }
    .feature-text { padding: 3rem; }
    .feature-image { min-height: 350px; }
    
    /* Services */
    .container-custom { max-width: var(--container-md); }
    
    .nav-pills { flex-direction: row; flex-wrap: wrap; }
    .nav-pills .nav-link { flex: 0 0 auto; min-width: 140px; }
    
    /* Tech Solutions */
    :root {
        --tech-section-padding: 3rem 0;
        --tech-card-padding: 2rem 1.5rem;
        --solution-icon-size: 70px;
    }
    
    .tech-solution-card { margin-bottom: 1.5rem; }
    .solution-icon { font-size: 1.75rem; }
    .tech-solutions-section .section-header { margin-bottom: 2.5rem; }
    
    /* Testimonials */
    :root {
        --testimonials-padding: var(--testimonials-padding-tablet);
        --card-padding: var(--card-padding-tablet);
        --card-min-height: var(--card-min-height-tablet);
        --control-size: var(--control-size-tablet);
    }
    
    .testimonials .container-custom { padding: 0 1.5rem; }
    .testimonials .text-center { margin-bottom: 3rem; }
    
    .carousel-control-prev { left: -25px; }
    .carousel-control-next { right: -25px; }
    
    .testimonials .d-flex {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .testimonials .text-start { text-align: center !important; }
}

/* Desktop (992px - 1199.98px) */
@media (min-width: 992px) and (max-width: 1199.98px) {
    /* CTA Section */
    :root {
        --cta-feature-padding: var(--cta-feature-padding-desktop);
        --cta-feature-min-height: var(--cta-feature-min-height-desktop);
        --feature-icon-size: var(--feature-icon-size-desktop);
    }
    
    .cta-feature .feature-icon { font-size: 1.75rem; }
    
    /* Portfolio */
    :root {
        --nav-item-min-height: 130px;
    }
    
    .main-nav-item { padding: 1.75rem 1.25rem; }
    .nav-icon { font-size: 2.25rem; }
    .nav-title { font-size: 1rem; }
    
    /* Services */
    .container-custom { max-width: var(--container-lg); }
    .nav-pills .nav-link { min-width: 160px; }
    
    /* Testimonials */
    :root {
        --testimonials-padding: var(--testimonials-padding-desktop);
        --card-padding: var(--card-padding-desktop);
        --card-min-height: var(--card-min-height-desktop);
    }
}


/* Large Desktop (1200px - 1399.98px) */
@media (min-width: 1200px) {
    .container-custom { max-width: var(--container-xl); }
}

/* Extra Large Desktop (≥ 1400px) */
@media (min-width: 1400px) {
    /* CTA Section */
    :root {
        --cta-section-padding: var(--cta-section-padding-large);
        --cta-feature-padding: 2.5rem 2rem;
        --cta-feature-min-height: var(--cta-feature-min-height-large);
        --feature-icon-size: var(--feature-icon-size-large);
    }
    
    .cta-feature .feature-icon { font-size: 2.25rem; }
    
    /* Portfolio */
    :root {
        --nav-item-min-height: 160px;
    }
    
    .main-nav { gap: 2rem; }
    .main-nav-item { padding: 2.5rem 2rem; }
    .nav-icon { font-size: 3rem; }
    .nav-title { font-size: 1.25rem; }
    
    .container-custom { max-width: var(--container-xxl); }
    
    /* Tech Solutions */
    :root {
        --tech-card-padding: 3rem 2.5rem;
        --solution-icon-size: 90px;
    }
    
    .solution-icon { font-size: 2.25rem; }
    
    /* Testimonials */
    :root {
        --testimonials-padding: 8rem 0;
        --card-padding: 3.5rem 3rem;
        --card-min-height: 450px;
        --avatar-size: var(--avatar-size-large);
    }
    
    .testimonials .container-custom { max-width: 1320px; }
}


/* Tech Solutions - Additional Breakpoints */
@media (max-width: 1199.98px) {
    :root {
        --tech-section-padding: 4rem 0;
    }
    
    .tech-solutions-section .section-header { margin-bottom: 3rem; }
}


/* ===================================================================
   PERFORMANCE & ACCESSIBILITY OPTIMIZATIONS - ALL SECTIONS
   =================================================================== */

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    /* Hero Section */
    .particle,
    .neural-node,
    .element,
    .code-window,
    .typing-word,
    .hero-badge {
        animation: none !important;
    }
    
    .typing-word::after {
        animation: none !important;
        opacity: 1;
    }
    
    /* Pillars */
    .pillar-card,
    .pillar-card::before {
        transition: none !important;
    }
    
    .pillar-card:hover {
        transform: none !important;
    }
    
    .pillar-card:hover::before {
        transform: var(--pillar-border-transform-start) !important;
    }
    
    /* CTA Section */
    .cta-feature,
    .cta-feature::before,
    .cta-feature .feature-icon,
    .cta-feature .feature-icon::before,
    .cta-feature h4,
    .cta-feature p,
    .cta-actions .btn,
    .scroll-fade-in {
        transition: none !important;
        animation: none !important;
    }
    
    .cta-feature:hover {
        transform: none !important;
    }
    
    .cta-feature:hover .feature-icon {
        transform: none !important;
    }
    
    .cta-actions .btn:hover {
        transform: none !important;
    }
    
    .scroll-fade-in {
        opacity: 1 !important;
        transform: none !important;
    }
    
    /* Portfolio */
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    /* Services */
    .nav-pills .nav-link,
    .service-card,
    .service-card::before {
        transition: none !important;
    }
    
    .nav-pills .nav-link:hover,
    .service-card:hover {
        transform: none !important;
    }
    
    .service-card:hover::before {
        transform: var(--scale-transform-start) !important;
    }
    
    /* Tech Solutions */
    .tech-solution-card,
    .tech-solution-card::before,
    .solution-icon,
    .solution-icon::before,
    .tech-element,
    .scroll-scale-in {
        animation: none !important;
        transition: none !important;
    }
    
    .tech-solution-card:hover {
        transform: none !important;
    }
    
    .tech-solution-card:hover .solution-icon {
        transform: none !important;
    }
    
    .scroll-scale-in {
        opacity: 1 !important;
        transform: none !important;
    }
    
    /* Testimonials */
    .testimonials .card,
    .testimonials .card::before,
    .testimonials .card::after,
    .testimonials .fa-quote-left,
    .testimonials .rounded-circle,
    .carousel-control-prev,
    .carousel-control-next,
    .carousel-control-prev-icon,
    .carousel-control-next-icon,
    .carousel-indicators [data-bs-target] {
        transition: none !important;
        animation: none !important;
    }
    
    .testimonials .card:hover {
        transform: none !important;
    }
    
    .testimonials .card:hover .fa-quote-left {
        transform: var(--quote-default-transform) !important;
    }
    
    .testimonials .card:hover .rounded-circle {
        transform: none !important;
    }
    
    .carousel-control-prev:hover,
    .carousel-control-next:hover {
        transform: translateY(-50%) !important;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Hero Section */
    .element,
    .control {
        will-change: auto;
    }
    
    .element:hover {
        transform: none;
        box-shadow: 0 15px 40px rgba(14, 165, 233, 0.4);
        animation-play-state: running;
    }
    
    .control:hover {
        background: inherit;
        box-shadow: none;
    }
    
    /* Pillars */
    .pillar-card {
        will-change: auto;
    }
    
    .pillar-card:hover {
        transform: none;
        box-shadow: var(--shadow-light);
        border-color: var(--border-color);
    }
    
    .pillar-card:hover::before {
        transform: var(--pillar-border-transform-start);
    }
    
    /* CTA Section */
    .cta-feature,
    .cta-feature .feature-icon,
    .cta-actions .btn {
        will-change: auto;
    }
    
    .cta-feature:hover {
        transform: none;
        background: var(--cta-feature-bg);
        border-color: var(--cta-feature-border);
    }
    
    .cta-feature:hover h4 {
        color: white;
    }
    
    .cta-feature:hover p {
        color: rgba(255, 255, 255, 0.8);
    }
    
    .cta-feature:hover::before {
        transform: var(--scale-transform-start);
    }
    
    .cta-feature:hover .feature-icon {
        transform: none;
        background: var(--feature-icon-bg);
    }
    
    .cta-feature:hover .feature-icon::before {
        opacity: 0;
    }
    
    .cta-actions .btn:hover {
        transform: none;
    }
    
    /* Portfolio */
    .main-nav-item,
    .feature-nav-item {
        will-change: auto;
    }
    
    .main-nav-item:hover {
        transform: none;
        box-shadow: var(--shadow-base);
    }
    
    .feature-nav-item:hover {
        transform: none;
    }
    
    .feature-image:hover img {
        transform: none;
    }
    
    /* Services */
    .nav-pills .nav-link,
    .service-card {
        will-change: auto;
    }
    
    .nav-pills .nav-link:hover {
        transform: none;
    }
    
    .service-card:hover {
        transform: none;
        box-shadow: var(--shadow-light);
    }
    
    .service-card:hover::before {
        transform: var(--scale-transform-start);
    }
    
    /* Tech Solutions */
    .tech-solution-card,
    .solution-icon {
        will-change: auto;
    }
    
    .tech-solution-card:hover {
        transform: none;
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.15);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    }
    
    .tech-solution-card:hover .solution-icon {
        transform: none;
        background: rgba(255, 255, 255, 0.1);
    }
    
    .tech-solution-card:hover .solution-icon::before {
        opacity: 0;
    }
    
    .tech-solution-card:hover::before {
        transform: scaleX(0);
    }
    
    /* Testimonials */
    .testimonials .card,
    .testimonials .fa-quote-left,
    .testimonials .rounded-circle,
    .carousel-control-prev,
    .carousel-control-next {
        will-change: auto;
    }
    
    .testimonials .card:hover {
        transform: none;
        box-shadow: 0 20px 40px rgba(14, 165, 233, 0.08);
        border-color: var(--card-border);
    }
    
    .testimonials .card:hover::before {
        transform: var(--scale-transform-start);
    }
    
    .testimonials .card:hover::after {
        top: -50%;
        right: -10%;
        opacity: 0.5;
    }
    
    .testimonials .card:hover .fa-quote-left {
        transform: var(--quote-default-transform);
        opacity: 0.8;
    }
    
    .testimonials .card:hover .rounded-circle {
        transform: none;
        box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
    }
    
    .carousel-control-prev:hover,
    .carousel-control-next:hover {
        transform: translateY(-50%);
        background: rgba(255, 255, 255, 0.9);
    }
}

/* High DPI Display Optimization */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Hero Section */
    .particle,
    .neural-node {
        transform: translateZ(0);
    }
    
    /* Pillars */
    .pillar-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* CTA Section */
    .cta-feature .feature-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* Portfolio */
    .portfolio-section .feature-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* Services */
    .service-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* Testimonials */
    .testimonials .rounded-circle {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    /* Pillars */
    .pillar-card {
        border-width: 2px;
    }
    
    .pillar-card:hover,
    .pillar-card:focus {
        outline: 3px solid currentColor;
        outline-offset: 2px;
    }
    
    /* CTA Section */
    .cta-feature {
        border-width: 2px;
    }
    
    .btn-outline-light {
        border-width: 3px;
    }
    
    .cta-feature:hover,
    .cta-feature:focus,
    .cta-actions .btn:hover,
    .cta-actions .btn:focus {
        outline: 3px solid currentColor;
        outline-offset: 2px;
    }
    
    /* Services */
    .nav-pills .nav-link,
    .service-card {
        border-width: 2px;
    }
    
    .nav-pills .nav-link:hover,
    .nav-pills .nav-link:focus,
    .service-card:hover,
    .service-card:focus {
        outline: 2px solid currentColor;
        outline-offset: 2px;
    }
    
    /* Testimonials */
    .testimonials .card {
        border-width: 2px;
        border-color: #0ea5e9;
    }
    
    .carousel-control-prev,
    .carousel-control-next {
        border-width: 2px;
    }
    
    .testimonials .card:hover,
    .testimonials .card:focus {
        outline: 3px solid currentColor;
        outline-offset: 2px;
    }
}

/* Container Query Support (Future-proofing) */
@supports (container-type: inline-size) {
    /* Pillars */
    .value-pillars-section {
        container-type: inline-size;
    }
    
    @container (max-width: 600px) {
        .pillar-card {
            padding: var(--pillar-card-padding-mobile);
        }
    }
    
    @container (min-width: 601px) and (max-width: 991px) {
        .pillar-card {
            padding: var(--pillar-card-padding-tablet);
        }
    }
    
    /* CTA Section */
    .final-cta-section {
        container-type: inline-size;
    }
    
    @container (max-width: 600px) {
        .cta-actions {
            flex-direction: column;
            align-items: center;
        }
    }
    
    /* Services */
    .services-section {
        container-type: inline-size;
    }
    
    @container (max-width: 600px) {
        .nav-pills .nav-link {
            min-width: auto;
            flex: 1;
        }
    }
    
    /* Testimonials */
    .testimonials {
        container-type: inline-size;
    }
    
    @container (max-width: 600px) {
        .carousel-control-prev,
        .carousel-control-next {
            display: none;
        }
    }
}

/* Dark Mode Optimization */
@media (prefers-color-scheme: dark) {
    /* Pillars */
    .pillar-card {
        backdrop-filter: blur(20px) saturate(1.8);
    }
    
    /* Services */
    .service-card {
        backdrop-filter: blur(10px) saturate(1.2);
    }
}

/* Content Visibility for Better Performance */
.pillar-card {
    content-visibility: auto;
    contain-intrinsic-size: 300px 400px;
}

.service-card {
    content-visibility: auto;
    contain-intrinsic-size: 300px 400px;
}

.cta-feature {
    content-visibility: auto;
    contain-intrinsic-size: 300px 200px;
}

.tech-solution-card {
    content-visibility: auto;
    contain-intrinsic-size: 300px 350px;
}

/* Optional: Add subtle floating animation for enhanced visual appeal */
.pillar-card.floating {
    animation: pillarCardFloat 4s ease-in-out infinite;
    animation-delay: calc(var(--card-index, 0) * 0.2s);
}


/* ===================================================================
   PRINT STYLES - ALL SECTIONS
   =================================================================== */

@media print {
    /* Hero Section */
    .hero-section {
        background: white !important;
        color: black !important;
    }
    
    .hero-video-bg,
    .video-overlay,
    .floating-particles,
    .neural-network,
    .floating-elements {
        display: none;
    }
    
    .hero-content {
        color: black !important;
    }
    
    .code-window {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
    }
    
    /* Pillars */
    .value-pillars-section {
        background: white !important;
    }
    
    .pillar-card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        backdrop-filter: none !important;
        transform: none !important;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .pillar-card::before {
        display: none;
    }
    
    .pillar-icon {
        background: #333 !important;
        color: white !important;
    }
    
    .pillar-card h3,
    .pillar-card p {
        color: black !important;
    }
    
    /* CTA Section */
    .final-cta-section {
        background: white !important;
        color: black !important;
        padding: 2rem 0 !important;
    }
    
    .final-cta-section::before {
        display: none;
    }
    
    .cta-feature {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        backdrop-filter: none !important;
        transform: none !important;
        page-break-inside: avoid;
        margin-bottom: 1rem;
        color: black !important;
    }
    
    .cta-feature::before {
        display: none;
    }
    
    .cta-feature .feature-icon {
        background: #333 !important;
        color: white !important;
        border: none !important;
    }
    
    .cta-feature .feature-icon::before {
        display: none;
    }
    
    .cta-content h2,
    .cta-content .sectionTitle,
    .cta-subtitle,
    .cta-description,
    .cta-subdescription,
    .cta-feature h4,
    .cta-feature p {
        color: black !important;
        text-shadow: none !important;
    }
    
    .cta-actions .btn {
        background: white !important;
        border: 1px solid #333 !important;
        color: black !important;
        box-shadow: none !important;
        transform: none !important;
    }
    
    /* Portfolio */
    .portfolio-section {
        background: white !important;
        box-shadow: none !important;
    }
    
    .main-nav-item,
    .feature-nav-item {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        transform: none !important;
        page-break-inside: avoid;
    }
    
    .main-nav-item::before,
    .feature-nav-item::before {
        display: none;
    }
    
    /* Services */
    .services-section {
        background: white !important;
    }
    
    .nav-pills .nav-link,
    .service-card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        transform: none !important;
        page-break-inside: avoid;
    }
    
    .nav-pills .nav-link.active {
        background: #f0f0f0 !important;
        color: black !important;
    }
    
    .service-card::before {
        display: none;
    }
    
    .service-icon {
        background: #333 !important;
        color: white !important;
    }
    
    .services-section p,
    .service-card h4,
    .service-card p {
        color: black !important;
    }
}




/* ===================================================================
   END OF CONSOLIDATED CSS
   =================================================================== */