/* ================================
   GSTRAIN S.r.l. - Main Stylesheet
   Advanced Materials for Aerospace & Sustainability
   ================================ */

/* ================================
   CSS CUSTOM PROPERTIES
   ================================ */
:root {
    /* Colors - Primary Palette */
    --primary-blue: #0A1F44;
    --accent-blue: #1E88E5;
    --primary-green: #00C853;
    --accent-orange: #FF6F00;
    --dark-bg: #0D1117;
    --light-bg: #F5F7FA;
    --text-dark: #1A1A1A;
    --text-light: #FFFFFF;

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-blur: 20px;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1E88E5 0%, #00C853 100%);
    --gradient-dark: linear-gradient(135deg, #0A1F44 0%, #1A237E 100%);
    --gradient-accent: linear-gradient(135deg, #FF6F00 0%, #1E88E5 100%);

    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(30, 136, 229, 0.4);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-cursor: 10000;
    --z-header: 1000;
    --z-overlay: 900;
    --z-modal: 800;
}

/* Dark Theme (Default) */
[data-theme="dark"] {
    --bg-primary: var(--dark-bg);
    --bg-secondary: #161B22;
    --bg-tertiary: #21262D;
    --text-primary: var(--text-light);
    --text-secondary: #8B949E;
    --border-color: rgba(255, 255, 255, 0.1);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: var(--light-bg);
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #E5E7EB;
    --text-primary: var(--text-dark);
    --text-secondary: #6B7280;
    --border-color: rgba(0, 0, 0, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
}

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

/* Light Theme - Hero Background */
[data-theme="light"] .hero {
    background: linear-gradient(135deg, #E8F5E9 0%, #E3F2FD 50%, #F5F7FA 100%);
}

[data-theme="light"] .three-bg {
    opacity: 0.4;
}

[data-theme="light"] .hero-overlay {
    background: radial-gradient(ellipse at center, transparent 0%, rgba(245, 247, 250, 0.9) 100%);
}

/* Light Theme - Header */
[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .header.scrolled {
    background: rgba(255, 255, 255, 0.98);
}

[data-theme="light"] .logo span {
    color: #1A1A1A;
}

[data-theme="light"] .nav-link {
    color: #4B5563;
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
    color: #1E88E5;
}

/* Light Theme - Sections */
[data-theme="light"] .section {
    background: var(--bg-primary);
}

[data-theme="light"] .section:nth-child(even) {
    background: #FFFFFF;
}

[data-theme="light"] .section-title {
    color: #1A1A1A;
}

/* Light Theme - Cards */
[data-theme="light"] .tech-card,
[data-theme="light"] .service-card,
[data-theme="light"] .team-card {
    background: #FFFFFF;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .tech-card:hover,
[data-theme="light"] .service-card:hover,
[data-theme="light"] .team-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .tech-card h3,
[data-theme="light"] .service-card h3,
[data-theme="light"] .team-card h3 {
    color: #1A1A1A;
}

[data-theme="light"] .tech-card p,
[data-theme="light"] .service-card p,
[data-theme="light"] .team-card p {
    color: #6B7280;
}

/* Light Theme - Buttons */
[data-theme="light"] .btn-primary {
    background: linear-gradient(135deg, #1E88E5 0%, #00C853 100%);
    color: #FFFFFF;
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: 0 4px 20px rgba(30, 136, 229, 0.4);
}

[data-theme="light"] .btn-secondary {
    background: transparent;
    border: 2px solid #1E88E5;
    color: #1E88E5;
}

[data-theme="light"] .btn-secondary:hover {
    background: #1E88E5;
    color: #FFFFFF;
}

/* Light Theme - Mission Section */
[data-theme="light"] .mission {
    background: #FFFFFF;
}

[data-theme="light"] .mission-text p {
    color: #4B5563;
}

/* Light Theme - Technologies Section */
[data-theme="light"] .technologies {
    background: #F5F7FA;
}

[data-theme="light"] .tech-icon {
    background: linear-gradient(135deg, rgba(30, 136, 229, 0.1) 0%, rgba(0, 200, 83, 0.1) 100%);
}

/* Light Theme - Services Section */
[data-theme="light"] .services {
    background: #FFFFFF;
}

[data-theme="light"] .service-icon {
    color: #1E88E5;
}

/* Light Theme - Team Section */
[data-theme="light"] .team {
    background: #F5F7FA;
}

[data-theme="light"] .team-card h4 {
    color: #1E88E5;
}

[data-theme="light"] .linkedin-link {
    color: #6B7280;
}

[data-theme="light"] .linkedin-link:hover {
    color: #0077B5;
}

/* Light Theme - Contact Section */
[data-theme="light"] .contact {
    background: #FFFFFF;
}

[data-theme="light"] .contact-form-container {
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group textarea {
    background: #FFFFFF;
    border: 1px solid #D1D5DB;
    color: #1A1A1A;
}

[data-theme="light"] .form-group input:focus,
[data-theme="light"] .form-group textarea:focus {
    border-color: #1E88E5;
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

[data-theme="light"] .form-group label {
    color: #6B7280;
}

[data-theme="light"] .contact-info-item {
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
}

[data-theme="light"] .contact-info-item h4 {
    color: #1A1A1A;
}

[data-theme="light"] .contact-info-item p,
[data-theme="light"] .contact-info-item a {
    color: #6B7280;
}

[data-theme="light"] .contact-info-item a:hover {
    color: #1E88E5;
}

/* Light Theme - Footer */
[data-theme="light"] .footer {
    background: linear-gradient(135deg, #1A1A2E 0%, #0A1F44 100%);
    color: #FFFFFF;
}

[data-theme="light"] .footer h4 {
    color: #FFFFFF;
}

[data-theme="light"] .footer p,
[data-theme="light"] .footer a,
[data-theme="light"] .footer li {
    color: rgba(255, 255, 255, 0.7);
}

[data-theme="light"] .footer a:hover {
    color: #FFFFFF;
}

[data-theme="light"] .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Light Theme - Scrollbar */
[data-theme="light"]::-webkit-scrollbar-track {
    background: #F5F7FA;
}

[data-theme="light"]::-webkit-scrollbar-thumb {
    background: #D1D5DB;
}

[data-theme="light"]::-webkit-scrollbar-thumb:hover {
    background: #9CA3AF;
}

/* Light Theme - Selection */
[data-theme="light"] ::selection {
    background: rgba(30, 136, 229, 0.2);
    color: #1A1A1A;
}

/* Light Theme - Custom Cursor (optional - disable for light) */
[data-theme="light"] .cursor,
[data-theme="light"] .cursor-follower {
    display: none;
}

/* Light Theme - Enhanced Card Hover Effects */
[data-theme="light"] .tech-card,
[data-theme="light"] .service-card,
[data-theme="light"] .team-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .tech-card::before,
[data-theme="light"] .service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(30, 136, 229, 0.05),
        transparent
    );
    transition: left 0.6s ease;
}

[data-theme="light"] .tech-card:hover::before,
[data-theme="light"] .service-card:hover::before {
    left: 100%;
}

[data-theme="light"] .tech-card:hover,
[data-theme="light"] .service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(30, 136, 229, 0.15);
}

[data-theme="light"] .team-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 200, 83, 0.15);
}

/* Light Theme - Button Effects */
[data-theme="light"] .btn-primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

[data-theme="light"] .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #00C853 0%, #1E88E5 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="light"] .btn-primary:hover::before {
    opacity: 1;
}

[data-theme="light"] .btn-primary:hover {
    transform: translateY(-2px);
}

/* Light Theme - Gradient Text Enhancement */
[data-theme="light"] .gradient-text {
    background: linear-gradient(135deg, #1E88E5 0%, #00C853 50%, #1E88E5 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

/* Light Theme - Section Dividers */
[data-theme="light"] .section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, #1E88E5, #00C853);
    border-radius: 2px;
    opacity: 0.5;
}

/* Light Theme - Tech Icon Hover */
[data-theme="light"] .tech-icon svg,
[data-theme="light"] .service-icon svg {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

[data-theme="light"] .tech-card:hover .tech-icon svg,
[data-theme="light"] .service-card:hover .service-icon svg {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 4px 8px rgba(30, 136, 229, 0.3));
}

/* Light Theme - Team Avatar Glow */
[data-theme="light"] .team-card:hover .team-avatar {
    box-shadow: 0 0 30px rgba(0, 200, 83, 0.4);
}

/* Light Theme - Contact Form Focus States */
[data-theme="light"] .form-group input:focus,
[data-theme="light"] .form-group textarea:focus {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(30, 136, 229, 0.15);
}

/* Light Theme - Nav Link Underline Effect */
[data-theme="light"] .nav-link::after {
    background: linear-gradient(90deg, #1E88E5, #00C853);
}

/* Light Theme - Stat Items */
[data-theme="light"] .stat-item {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

[data-theme="light"] .stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(30, 136, 229, 0.15);
}

[data-theme="light"] .stat-number {
    background: linear-gradient(135deg, #1E88E5 0%, #00C853 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

/* ================================
   TYPOGRAPHY
   ================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--primary-green);
}

/* ================================
   UTILITY CLASSES
   ================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* ================================
   CUSTOM CURSOR
   ================================ */
.cursor,
.cursor-follower {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transition: transform var(--transition-fast);
}

.cursor {
    width: 10px;
    height: 10px;
    background: var(--accent-blue);
    box-shadow: 0 0 20px var(--accent-blue);
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 2px solid var(--accent-blue);
    opacity: 0.5;
}

@media (max-width: 768px) {
    .cursor,
    .cursor-follower {
        display: none;
    }
}

/* ================================
   HEADER & NAVIGATION
   ================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-header);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: transform var(--transition-fast);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-circle {
    fill: none;
    stroke: var(--accent-blue);
    stroke-width: 2;
    transition: stroke var(--transition-normal);
}

.logo-diamond {
    fill: var(--primary-green);
    transition: fill var(--transition-normal);
}

.logo:hover .logo-circle {
    stroke: var(--primary-green);
}

.logo:hover .logo-diamond {
    fill: var(--accent-blue);
}

.logo-image {
    width: 45px;
    height: 45px;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    position: relative;
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

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

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Language Switcher */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.lang-option {
    transition: all var(--transition-fast);
}

.lang-option.active {
    color: var(--accent-blue);
    font-weight: 600;
}

.lang-divider {
    opacity: 0.5;
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    background: var(--accent-blue);
    box-shadow: var(--shadow-glow);
    transform: scale(1.1);
}

.sun-icon,
.moon-icon {
    width: 24px;
    height: 24px;
    position: absolute;
    transition: all var(--transition-normal);
}

[data-theme="dark"] .sun-icon {
    opacity: 0;
    transform: rotate(180deg);
}

[data-theme="dark"] .moon-icon {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .moon-icon {
    opacity: 0;
    transform: rotate(-180deg);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
}

.hamburger {
    position: relative;
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.mobile-toggle.active .hamburger {
    background: transparent;
}

.mobile-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ================================
   HERO SECTION
   ================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.three-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, var(--bg-primary) 100%);
    z-index: 1;
}

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

.hero-title {
    margin-bottom: var(--spacing-md);
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease infinite;
}

@keyframes scrollWheel {
    0% { top: 8px; opacity: 1; }
    100% { top: 24px; opacity: 0; }
}

.scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ================================
   BUTTONS
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.btn:hover svg {
    transform: translateX(5px);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-blue);
}

.btn-secondary:hover {
    background: var(--accent-blue);
    color: white;
    transform: translateY(-2px);
}

/* ================================
   MISSION SECTION - BENTO GRID
   ================================ */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.bento-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.bento-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.bento-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
}

.bento-card:hover::before {
    opacity: 0.1;
}

.card-large {
    grid-column: span 2;
}

.card-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon svg {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-normal);
}

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

.bento-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* Stats */
.stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Progress Bar */
.progress-bar {
    margin-top: var(--spacing-md);
}

.progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.progress-value {
    font-weight: 700;
    color: var(--primary-green);
}

.progress-track {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: var(--progress);
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 1s ease;
}

/* ================================
   TECHNOLOGIES SECTION
   ================================ */
.tech-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.tech-row-reverse {
    direction: rtl;
}

.tech-row-reverse > * {
    direction: ltr;
}

.tech-visual {
    position: relative;
}

.tech-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.tech-placeholder:hover {
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.tech-illustration {
    width: 100%;
    height: 100%;
}

.tech-content {
    padding: var(--spacing-md);
}

.tech-label {
    display: inline-block;
    font-size: 0.875rem;
    font-family: var(--font-mono);
    color: var(--accent-orange);
    margin-bottom: var(--spacing-sm);
}

.tech-title {
    margin-bottom: var(--spacing-xs);
}

.tech-subtitle {
    color: var(--accent-blue);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.tech-description {
    margin-bottom: var(--spacing-md);
}

.tech-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.tech-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.tech-features svg {
    width: 20px;
    height: 20px;
    color: var(--primary-green);
    flex-shrink: 0;
}

.tech-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-value {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-blue);
}

.spec-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ================================
   SERVICES SECTION
   ================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.service-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-md);
    color: var(--accent-blue);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.service-back {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.service-card:hover .service-back {
    opacity: 1;
    max-height: 500px;
}

.service-back h4 {
    font-size: 1rem;
    color: var(--accent-orange);
    margin-bottom: var(--spacing-sm);
}

.service-back ul {
    list-style: none;
}

.service-back li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.service-back li::before {
    content: '→ ';
    color: var(--primary-green);
    margin-right: var(--spacing-xs);
}

/* ================================
   TEAM SECTION
   ================================ */
.team-carousel {
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-blue) var(--bg-tertiary);
}

.team-carousel::-webkit-scrollbar {
    height: 8px;
}

.team-carousel::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.team-carousel::-webkit-scrollbar-thumb {
    background: var(--accent-blue);
    border-radius: 4px;
}

.team-track {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

.team-card {
    flex: 0 0 300px;
    scroll-snap-align: start;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-10px) rotateY(5deg);
    box-shadow: var(--shadow-glow);
}

.team-avatar {
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-blue);
    transition: all var(--transition-normal);
}

.team-card:hover .team-avatar {
    border-color: var(--primary-green);
    transform: scale(1.05);
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
}

.avatar-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.team-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.team-card h4 {
    color: var(--accent-blue);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.team-card p {
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent-blue);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.linkedin-link:hover {
    background: var(--primary-green);
    transform: scale(1.1);
}

.linkedin-link svg {
    width: 20px;
    height: 20px;
    color: white;
}

/* ================================
   CONTACT SECTION
   ================================ */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-form-container {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 0;
    color: var(--text-secondary);
    font-size: 1rem;
    pointer-events: none;
    transition: all var(--transition-normal);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -1rem;
    font-size: 0.875rem;
    color: var(--accent-blue);
}

.form-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.form-group input:focus ~ .form-bar,
.form-group textarea:focus ~ .form-bar {
    width: 100%;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-checkbox input {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-checkbox a {
    color: var(--accent-blue);
    text-decoration: underline;
}

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

.btn-loading {
    position: absolute;
    display: none;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    display: block;
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.info-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-glow);
}

.info-icon {
    width: 50px;
    height: 50px;
    margin-bottom: var(--spacing-md);
    color: var(--accent-blue);
}

.info-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.info-card p {
    margin-bottom: var(--spacing-xs);
}

.info-detail {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.info-status {
    font-style: italic;
    color: var(--accent-orange);
}

/* ================================
   FOOTER
   ================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-logo .logo-image {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.footer-tagline {
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.social-links a:hover {
    background: var(--accent-blue);
    transform: translateY(-5px);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    position: relative;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-blue);
}

.footer-links a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-blue);
    transition: width var(--transition-normal);
}

.footer-links a:hover::before {
    width: 100%;
}

.company-status {
    font-size: 0.875rem;
    color: var(--accent-orange);
    font-style: italic;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

/* ================================
   RESPONSIVE DESIGN
   ================================ */
@media (max-width: 1024px) {
    .tech-row {
        grid-template-columns: 1fr;
    }

    .tech-row-reverse {
        direction: ltr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .card-large {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: left var(--transition-normal);
    }

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

    .mobile-toggle {
        display: block;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

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

    .stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .hero {
        min-height: 80vh;
    }
}