/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color System - Professional Dark Theme */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    
    /* Main Colors */
    --color-primary: #667eea;
    --color-primary-light: #8b9aff;
    --color-primary-dark: #5568d3;
    --color-secondary: #764ba2;
    --color-accent: #f5576c;
    --color-success: #43e97b;
    --color-warning: #feca57;
    
    /* Neutral Colors - Dark Theme */
    --color-dark-900: #0f0f23;
    --color-dark-800: #1a1a2e;
    --color-dark-700: #16213e;
    --color-dark-600: #1f2937;
    --color-dark-500: #374151;
    
    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #e5e7eb;
    --color-text-muted: #9ca3af;
    --color-text-dark: #1f2937;
    
    /* Background Colors */
    --color-bg-primary: #0f0f23;
    --color-bg-secondary: #1a1a2e;
    --color-bg-card: rgba(26, 26, 46, 0.8);
    --color-bg-elevated: rgba(31, 41, 55, 0.6);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    /* Shadows - Sophisticated */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.4);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    
    /* Spacing */
    --space-unit: 8px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--color-text-secondary);
    background: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 87, 108, 0.1) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundPulse 20s ease-in-out infinite;
}

@keyframes backgroundPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   HEADER & NAVIGATION - Premium
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition-base);
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--color-primary) 50%, 
        transparent 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.header:hover::after {
    opacity: 1;
}

.navbar {
    padding: 1.25rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    transition: var(--transition-base);
}

.nav-brand i {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.5));
}

.brand-name {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f5576c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    transition: var(--transition-base);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    filter: blur(8px);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-text-primary);
    transform: translateY(-2px);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: var(--transition-base);
}

.hamburger:hover {
    background: var(--color-bg-elevated);
    transform: scale(1.05);
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: var(--transition-base);
}

.hamburger:hover span {
    background: var(--secondary-gradient);
}

/* ========================================
   HERO SECTION - Ultra Premium
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 140px 20px 80px;
    background: var(--color-bg-primary);
}

/* Mesh Gradient Background */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(102, 126, 234, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(118, 75, 162, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(245, 87, 108, 0.2) 0%, transparent 50%);
    animation: meshRotate 30s ease-in-out infinite;
    z-index: 0;
}

@keyframes meshRotate {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.2); }
}

/* Grid Pattern Overlay */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(102, 126, 234, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(102, 126, 234, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 0;
}

.hero-content {
    text-align: center;
    color: var(--color-text-primary);
    z-index: 2;
    max-width: 900px;
    position: relative;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease-out;
    position: relative;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f5576c 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
    position: relative;
    display: inline-block;
}

.highlight::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f5576c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: blur(20px);
    opacity: 0.7;
    z-index: -1;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 3rem;
    color: var(--color-text-muted);
    font-weight: 400;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

/* Premium Buttons */
.btn {
    padding: 1.125rem 2.5rem;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--color-text-primary);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

/* Floating Elements - Subtle & Professional */
.hero-animation {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1;
}

.floating-icon {
    position: absolute;
    font-size: 3.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    animation: float 8s ease-in-out infinite;
    box-shadow: var(--shadow-lg);
}

.floating-icon i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.floating-icon:nth-child(1) {
    top: 15%;
    left: 8%;
    animation-delay: 0s;
}

.floating-icon:nth-child(2) {
    top: 65%;
    right: 8%;
    animation-delay: 2s;
}

.floating-icon:nth-child(3) {
    top: 25%;
    right: 12%;
    animation-delay: 4s;
}

.floating-icon:nth-child(4) {
    bottom: 15%;
    left: 15%;
    animation-delay: 6s;
}

/* ========================================
   SECTION HEADERS - Premium Style
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    animation: fadeInUp 0.8s ease-out;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
}

.section-header h2::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.2rem;
    margin-top: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ========================================
   ABOUT SECTION - Modern Cards
   ======================================== */
.about {
    padding: 120px 20px;
    background: var(--color-bg-primary);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.about-text p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Glassmorphism Card */
.company-info {
    margin-top: 2.5rem;
    padding: 2.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

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

.company-info h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.company-info h4 i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-list {
    list-style: none;
}

.info-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
}

.info-list li:hover {
    padding-left: 1rem;
    color: var(--color-text-primary);
}

.info-list li:last-child {
    border-bottom: none;
}

.info-list li strong {
    color: var(--color-text-primary);
    margin-right: 0.5rem;
}

/* Stats Cards - Modern */
.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

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

.stat-card i {
    font-size: 3.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.4));
}

.stat-card h3 {
    font-size: 3rem;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
    font-weight: 800;
    font-family: var(--font-display);
}

.stat-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* ========================================
   SERVICES SECTION - Premium Cards
   ======================================== */
.services {
    padding: 120px 20px;
    background: var(--color-bg-secondary);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
    transition: var(--transition-base);
    position: relative;
}

.service-icon::after {
    content: '';
    position: absolute;
    inset: -4px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    opacity: 0;
    filter: blur(20px);
    transition: var(--transition-base);
    z-index: -1;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card:hover .service-icon::after {
    opacity: 1;
}

.service-icon i {
    font-size: 2.5rem;
    color: white;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.service-card > p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
    font-size: 1.05rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    transition: var(--transition-fast);
}

.service-features li:hover {
    color: var(--color-text-primary);
    transform: translateX(5px);
}

.service-features li::before {
    content: '✓';
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--success-gradient);
    color: white;
    font-weight: bold;
    margin-right: 0.75rem;
    border-radius: 50%;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* ========================================
   PORTFOLIO SECTION - Modern Gallery
   ======================================== */
.portfolio {
    padding: 120px 20px;
    background: var(--color-bg-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.portfolio-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
}

.portfolio-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: var(--transition-base);
    z-index: -1;
}

.portfolio-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-glow);
    border-color: var(--color-primary);
}

.portfolio-image {
    height: 220px;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.portfolio-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.portfolio-image i {
    font-size: 5rem;
    color: white;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.3));
    transition: var(--transition-base);
    z-index: 1;
}

.portfolio-card:hover .portfolio-image i {
    transform: scale(1.1) rotate(5deg);
}

.portfolio-content {
    padding: 2.5rem;
}

.portfolio-content h3 {
    font-family: var(--font-display);
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.portfolio-content p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.portfolio-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.portfolio-tags span {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid var(--glass-border);
    transition: var(--transition-fast);
}

.portfolio-tags span:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-2px);
}

/* ========================================
   TECHNOLOGIES SECTION - Modern Icons
   ======================================== */
.technologies {
    padding: 120px 20px;
    background: var(--color-bg-secondary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 2rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    padding: 2.5rem 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: var(--transition-base);
}

.tech-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.tech-item:hover::before {
    opacity: 0.1;
}

.tech-item i {
    font-size: 4rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition-base);
    filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.3));
    z-index: 1;
}

.tech-item:hover i {
    transform: scale(1.2) rotate(5deg);
    filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.6));
}

.tech-item span {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    z-index: 1;
}

/* ========================================
   CONTACT SECTION - Premium Form
   ======================================== */
.contact {
    padding: 120px 20px;
    background: var(--color-bg-primary);
    position: relative;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 2.2rem;
    color: var(--color-text-primary);
    margin-bottom: 2.5rem;
    font-weight: 700;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-gradient);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.contact-item:hover::before {
    transform: scaleY(1);
}

.contact-item i {
    font-size: 1.75rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 40px;
}

.contact-item h4 {
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
    font-weight: 600;
}

.contact-item p {
    color: var(--color-text-muted);
    margin: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 3rem;
    justify-content: flex-start;
}

.social-link {
    width: 64px;
    height: 64px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    font-size: 1.75rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.social-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.social-link i {
    position: relative;
    z-index: 1;
    transition: var(--transition-base);
}

.social-link:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
    border-color: #25D366;
}

.social-link:hover::before {
    opacity: 1;
}

.social-link:hover i {
    color: white;
    transform: scale(1.1);
}

/* Form Styling */
.contact-form-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-group label {
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1.125rem 1.25rem;
    background: var(--color-bg-elevated);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text-primary);
    transition: all var(--transition-base);
}

/* Fix for select dropdown options */
.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--color-dark-800);
    color: var(--color-text-primary);
    padding: 1rem;
}

.form-group select option:hover {
    background: var(--color-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--glass-bg);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========================================
   FOOTER - Premium Dark
   ======================================== */
.footer {
    background: var(--color-dark-900);
    color: var(--color-text-secondary);
    padding: 80px 20px 30px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 2rem;
    color: var(--color-text-primary);
    font-family: var(--font-display);
    font-weight: 700;
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
}

.footer-section h3 i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.footer-cnpj {
    font-size: 0.9rem;
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    display: inline-block;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 1rem;
}

.footer-section ul li a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section ul li a::before {
    content: '→';
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--color-text-primary);
    transform: translateX(5px);
}

.footer-section ul li a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 2.5rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.footer-bottom p {
    position: relative;
    display: inline-block;
}

.footer-bottom p::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.footer-bottom:hover p::before {
    transform: scaleX(1);
}

/* ========================================
   ANIMATIONS - Premium
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-15px) rotate(-3deg);
    }
    66% {
        transform: translateY(-25px) rotate(3deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(0.95);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 6px;
    border: 2px solid var(--color-bg-primary);
}

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

/* Selection */
::selection {
    background: var(--color-primary);
    color: white;
}

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

/* ========================================
   RESPONSIVE DESIGN - Mobile First
   ======================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 75px;
        flex-direction: column;
        background: var(--color-bg-secondary);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: var(--transition-base);
        box-shadow: var(--shadow-xl);
        padding: 3rem 0;
        gap: 1.5rem;
        border-top: 1px solid var(--glass-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero {
        padding: 120px 20px 60px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .floating-icon {
        display: none;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
}

@media (max-width: 640px) {
    :root {
        font-size: 14px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-title::after {
        width: 60px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2.25rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat-card {
        padding: 2rem 1.5rem;
    }

    .service-card {
        padding: 2rem;
    }

    .contact-form-container {
        padding: 2rem;
    }

    .footer-content {
        gap: 2.5rem;
    }

    .services-grid,
    .portfolio-grid {
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .nav-brand {
        font-size: 1.25rem;
    }

    .hero-title {
        font-size: 2rem;
        letter-spacing: -0.02em;
    }

    .section-header h2 {
        font-size: 2rem;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
    }
}