/* 
  FB Tech Solutions LLC - Cybernetic Minimalism Design System
  Design Philosophy: Cyberpunk meets Swiss Design
  Core Principles: Tecnologia Visível, Movimento Inteligente, Contraste Dramático, Precisão Geométrica
*/

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

:root {
    /* Color Palette - Dark Mode Professional */
    --color-bg-primary: #0a0e27;
    --color-bg-secondary: #0f1419;
    --color-bg-tertiary: #1e293b;
    
    --color-accent-cyan: #00d9ff;
    --color-accent-cyan-bright: #0ff;
    --color-accent-purple: #a855f7;
    --color-accent-purple-light: #c084fc;
    --color-accent-green: #84cc16;
    
    --color-neutral-100: #f8fafc;
    --color-neutral-200: #e2e8f0;
    --color-neutral-400: #94a3b8;
    --color-neutral-500: #64748b;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1e293b;
    --color-neutral-900: #0f172a;
    
    /* Typography */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease-out;
    
    /* Shadows & Glows */
    --glow-cyan: 0 0 20px rgba(0, 217, 255, 0.5);
    --glow-purple: 0 0 20px rgba(168, 85, 247, 0.5);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-neutral-200);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    position: relative;
}

/* ===== BACKGROUND EFFECTS ===== */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 217, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 217, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 20% 20%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(0, 217, 255, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: gradientPulse 8s ease-in-out infinite;
}

@keyframes gradientPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

/* ===== SCROLL PROGRESS ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent-purple));
    z-index: 9999;
    box-shadow: var(--glow-cyan);
    transition: width var(--transition-fast);
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 1;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 217, 255, 0.2);
    z-index: 1000;
    transition: all var(--transition-base);
    min-height: 70px;
    display: flex;
    align-items: center;
}

.navbar.scrolled {
    padding: var(--spacing-sm) 0;
    background: rgba(10, 14, 39, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    flex-wrap: nowrap;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 80px;
    width: auto;
    transition: transform var(--transition-base);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-neutral-400);
    text-decoration: none;
    letter-spacing: 0.1em;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent-purple));
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent-cyan);
}

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

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(10, 14, 39, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-top: none;
    list-style: none;
    padding: var(--spacing-sm) 0;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: 1000;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-neutral-300);
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    transition: all var(--transition-fast);
    position: relative;
}

.dropdown-menu a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--color-accent-cyan);
    transform: scaleY(0);
    transition: transform var(--transition-fast);
}

.dropdown-menu a:hover {
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    padding-left: calc(var(--spacing-lg) + 10px);
}

.dropdown-menu a:hover::before {
    transform: scaleY(1);
}



/* ===== BUTTONS ===== */
.cta-button {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 0.875rem 2rem;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--color-accent-cyan), var(--color-accent-purple));
    color: var(--color-bg-primary);
    clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.cta-button.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.cta-button.primary:hover::before {
    left: 100%;
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 217, 255, 0.4);
}

.cta-button.secondary {
    background: transparent;
    color: var(--color-accent-cyan);
    border: 2px solid var(--color-accent-cyan);
    clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.cta-button.secondary:hover {
    background: rgba(0, 217, 255, 0.1);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

.nav-cta {
    font-size: 0.75rem;
    padding: 0.625rem 1.5rem;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://private-us-east-1.manuscdn.com/sessionFile/fVZ5z9LGEvu7rkCbxy6edh/sandbox/ScYEBxi90tcya0baodn3id-img-1_1770687039000_na1fn_ZmJ0ZWNoLWhlcm8tYmc.png?x-oss-process=image/resize,w_1920,h_1920/format,webp/quality,q_80&Expires=1798761600&Policy=eyJTdGF0ZW1lbnQiOlt7IlJlc291cmNlIjoiaHR0cHM6Ly9wcml2YXRlLXVzLWVhc3QtMS5tYW51c2Nkbi5jb20vc2Vzc2lvbkZpbGUvZlZaNXo5TEdFdnU3cmtDYnh5NmVkaC9zYW5kYm94L1NjWUVCeGk5MHRjeWEwYmFvZG4zaWQtaW1nLTFfMTc3MDY4NzAzOTAwMF9uYTFmbl9abUowWldOb0xXaGxjbTh0WW1jLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSx3XzE5MjAsaF8xOTIwL2Zvcm1hdCx3ZWJwL3F1YWxpdHkscV84MCIsIkNvbmRpdGlvbiI6eyJEYXRlTGVzc1RoYW4iOnsiQVdTOkVwb2NoVGltZSI6MTc5ODc2MTYwMH19fV19&Key-Pair-Id=K2HSFNDJXOU9YS&Signature=Z9ptZIDsx3qhkIjGr7T3ZOwp4Ojww~DPMkilt4s7dq6ohwQnvTtbF3LVlSQHgfDkJYO8V1uJdrdfw~17pA3IKY9tVm~d-b6-FW99~Pj6plWifLW995tBSDV2HYzQIIXOVI~-pMc7aUmsRlPSLYMs~H8F-Jk4eVskEDiMbJ74HUdmL4iBGHWDvm7VOcOr~eDlFYm7j3oR2QjpgIIBupfgLZJSpbALF44D3HC3NqJJkMj~3bCUg2o8LXSX-WE40G62NQBh5WFKeOUO0IM9SMitU~qq-qYeB2O34oSHYdBGXGa~zj6g6y2AkWvSFfc55eTobSgBLhtrbBO1bATAdGszjg__');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
    z-index: 0;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.5rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--color-accent-cyan);
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent-cyan);
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-lg);
    animation: fadeInDown 0.8s ease-out;
}

.tag-icon {
    font-size: 1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-neutral-100);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease-out backwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
    background: linear-gradient(135deg, var(--color-accent-cyan), var(--color-accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line-small {
    font-size: 2rem;
    animation-delay: 0.6s;
    color: var(--color-neutral-400);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-neutral-400);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeIn 0.8s ease-out 0.8s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
    animation: fadeIn 0.8s ease-out 1s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(15, 20, 25, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 217, 255, 0.2);
    clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
    animation: fadeInUp 0.8s ease-out 1.2s backwards;
}

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

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent-cyan);
    text-shadow: var(--glow-cyan);
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-neutral-500);
    letter-spacing: 0.15em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, var(--color-accent-cyan), transparent);
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-neutral-500);
    letter-spacing: 0.15em;
    animation: fadeIn 1s ease-out 1.5s backwards;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-accent-cyan), transparent);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(20px); opacity: 0; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

/* ===== SECTIONS ===== */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent-cyan);
    letter-spacing: 0.2em;
    padding: 0.5rem 1.5rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--color-accent-cyan);
    clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-neutral-100);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-neutral-400);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    overflow: hidden;
    clip-path: polygon(30px 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%, 0 30px);
    border: 2px solid var(--color-accent-cyan);
}

.image-frame::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--color-accent-cyan), var(--color-accent-purple));
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.image-frame:hover::before {
    opacity: 0.3;
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.image-frame:hover img {
    transform: scale(1.05);
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about-paragraph {
    color: var(--color-neutral-300);
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(15, 20, 25, 0.6);
    border: 1px solid rgba(0, 217, 255, 0.2);
    clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
    transition: all var(--transition-base);
}

.feature-item:hover {
    border-color: var(--color-accent-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2rem;
    line-height: 1;
}

.feature-content h4 {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    color: var(--color-accent-cyan);
    margin-bottom: 0.25rem;
    letter-spacing: 0.1em;
}

.feature-content p {
    font-size: 0.875rem;
    color: var(--color-neutral-400);
    line-height: 1.6;
}

/* ===== SERVICES SECTION ===== */
.services {
    background: rgba(15, 20, 25, 0.4);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    position: relative;
    background: rgba(10, 14, 39, 0.8);
    border: 1px solid rgba(0, 217, 255, 0.2);
    clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
}

.service-card:hover {
    border-color: var(--color-accent-cyan);
    transform: translateY(-10px);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

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

.card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.card-content {
    padding: var(--spacing-lg);
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    color: var(--color-accent-cyan);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
}

.card-description {
    font-size: 0.9375rem;
    color: var(--color-neutral-400);
    line-height: 1.7;
}

/* ===== CTA SECTION ===== */
.cta-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(168, 85, 247, 0.1));
    clip-path: polygon(0 10%, 100% 0, 100% 90%, 0 100%);
    z-index: 0;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-neutral-100);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.01em;
}

.cta-description {
    font-size: 1.125rem;
    color: var(--color-neutral-400);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.button-icon {
    font-size: 1.25rem;
}

/* ===== FOOTER ===== */
.footer {
    padding: var(--spacing-xl) 0;
    background: rgba(10, 14, 39, 0.95);
    border-top: 1px solid rgba(0, 217, 255, 0.2);
}

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

.footer-copyright {
    font-size: 0.875rem;
    color: var(--color-neutral-500);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .title-line-small {
        font-size: 1.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: flex;
        flex-direction: row;
        gap: var(--spacing-sm);
        flex-wrap: nowrap;
    }
    
    .nav-link {
        font-size: 0.7rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .dropdown-menu {
        min-width: 180px;
        font-size: 0.75rem;
    }
    
    .nav-cta {
        display: none;
    }
    
    .logo-image {
        height: 45px;
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.5rem;
        letter-spacing: 0.01em;
    }
    
    .title-line-small {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.875rem;
        line-height: 1.6;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-cta {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .hero-cta .cta-button {
        width: auto;
        min-width: 140px;
        padding: 12px 20px;
        font-size: 0.75rem;
    }
    
    .hero-stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        justify-content: center;
        padding: var(--spacing-sm);
    }

    .stat-item {
        min-width: 80px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.65rem;
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--color-accent-cyan), transparent);
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        gap: 0.25rem;
    }
    
    .nav-link {
        font-size: 0.65rem;
        padding: 0.25rem 0.5rem;
        letter-spacing: 0.02em;
    }
    
    .logo-image {
        height: 35px;
    }
    

    :root {
        --spacing-3xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.3rem;
        letter-spacing: 0.01em;
    }

    .hero-description {
        font-size: 0.8rem;
        line-height: 1.6;
    }
    
    .section-title {
        font-size: 1.4rem;
    }

    .hero-cta .cta-button {
        width: auto;
        min-width: 120px;
        padding: 10px 16px;
        font-size: 0.7rem;
    }

    .hero-tag {
        font-size: 0.65rem;
        padding: 0.4rem 1rem;
        margin-bottom: var(--spacing-sm);
    }
}

/* ===== UTILITY CLASSES ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

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


/* ===== LANGUAGE SWITCHER ===== */
.language-switcher {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
    margin-left: var(--spacing-md);
}

.lang-btn {
    background: transparent;
    border: 2px solid rgba(0, 217, 255, 0.3);
    padding: var(--spacing-xs);
    cursor: pointer;
    transition: all var(--transition-base);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lang-btn:hover {
    border-color: var(--color-accent-cyan);
    background: rgba(0, 217, 255, 0.1);
    transform: translateY(-2px);
}

.lang-btn.active {
    border-color: var(--color-accent-cyan);
    background: rgba(0, 217, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.4);
}

.flag-icon {
    font-size: 1.5rem;
    display: block;
    line-height: 1;
}

/* ===== CONTACT FORM SECTION ===== */
.contact-form-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #0a0e27 0%, #1e293b 100%);
    position: relative;
    overflow: hidden;
}

.contact-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(0, 217, 255, 0.05) 50%, transparent 100%),
        radial-gradient(circle at 20% 50%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.contact-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-form {
    background: rgba(15, 20, 25, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 12px;
    padding: var(--spacing-2xl);
    position: relative;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--color-accent-cyan) 0%, 
        var(--color-accent-purple) 50%, 
        var(--color-accent-cyan) 100%
    );
    border-radius: 12px 12px 0 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}
.form-group label {
    display: block;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: rgba(0,212,255,0.8);
    margin-bottom: 6px;
    text-transform: uppercase;
}
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(10, 14, 39, 0.8);
    border: 2px solid rgba(0, 217, 255, 0.2);
    border-radius: 8px;
    color: var(--color-neutral-100);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-cyan);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
    background: rgba(10, 14, 39, 0.95);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-neutral-500);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
    font-family: var(--font-body);
}

.submit-btn {
    width: 100%;
    margin-top: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.submit-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;
}

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

/* Mobile responsiveness for language switcher */
@media (max-width: 768px) {
    .language-switcher {
        margin-left: var(--spacing-sm);
    }
    
    .flag-icon {
        font-size: 1.2rem;
    }
    
    .contact-form {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .language-switcher {
        gap: 0.25rem;
        margin-left: 0.5rem;
    }
    
    .lang-btn {
        padding: 0.25rem;
    }
    
    .flag-icon {
        font-size: 1rem;
    }
}


/* ===== CONTACT INFO VISIBLE ===== */
.contact-info-visible {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(0, 217, 255, 0.05);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 12px;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.contact-icon {
    font-size: 1.5rem;
    animation: pulse 2s infinite;
}

.contact-link {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--color-accent-cyan);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: all var(--transition-base);
    position: relative;
}

.contact-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-cyan);
    transition: width var(--transition-base);
}

.contact-link:hover {
    color: var(--color-accent-cyan-bright);
    text-shadow: var(--glow-cyan);
}

.contact-link:hover::after {
    width: 100%;
}

.contact-divider {
    width: 1px;
    height: 30px;
    background: linear-gradient(180deg, transparent, var(--color-accent-cyan), transparent);
}

/* Mobile responsiveness for contact info */
@media (max-width: 768px) {
    .contact-info-visible {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .contact-divider {
        width: 60%;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--color-accent-cyan), transparent);
    }
    
    .contact-link {
        font-size: 0.875rem;
    }
}


/* ===== FLAG IMAGES ===== */
.flag-icon-img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid rgba(0, 217, 255, 0.3);
    transition: all var(--transition-base);
    box-shadow: 0 0 10px rgba(0, 217, 255, 0.2);
}

.lang-btn:hover .flag-icon-img {
    border-color: var(--color-accent-cyan);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.6);
    transform: scale(1.1);
}

.lang-btn.active .flag-icon-img {
    border-color: var(--color-accent-cyan-bright);
    box-shadow: 0 0 25px rgba(0, 217, 255, 0.8);
    transform: scale(1.15);
}

@media (max-width: 768px) {
    .flag-icon-img {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .flag-icon-img {
        width: 20px;
        height: 20px;
    }
}


/* ===== MOBILE PERFORMANCE & UX OPTIMIZATIONS ===== */

@media (max-width: 768px) {
    .bg-grid { opacity: 0.03; background-size: 40px 40px; }
    .card-glow { display: none; }
    .hero { min-height: 100svh; padding-top: 80px; }
    .hero-content { text-align: center; padding: 0 var(--spacing-sm); }
    .hero-description { font-size: 0.95rem; line-height: 1.7; }
    .cta-button { min-height: 48px; padding: 14px 24px; font-size: 0.85rem; }
    .nav-menu { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; padding-bottom: 2px; }
    .nav-menu::-webkit-scrollbar { display: none; }
    .service-card { margin-bottom: var(--spacing-sm); }
    .card-image img { height: 180px; object-fit: cover; width: 100%; }
    .about-image img { max-height: 280px; object-fit: cover; width: 100%; }
    .contact-form { padding: var(--spacing-md); }
    .form-row { grid-template-columns: 1fr; }
    .form-input, .form-textarea { font-size: 16px; padding: 14px 16px; }
    .section-header { margin-bottom: var(--spacing-xl); }
    .section-title { font-size: 1.6rem; line-height: 1.2; }
    .section-subtitle { font-size: 0.9rem; }
    #videoPopupContainer { width: 180px !important; top: 80px !important; left: 10px !important; }
    .cta-section { padding: var(--spacing-2xl) 0; }
    .cta-title { font-size: 1.4rem; line-height: 1.3; }
    .cta-description { font-size: 0.9rem; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.6rem; letter-spacing: 0.02em; }
    .title-line-small { font-size: 1rem; }
    .hero-stats { gap: var(--spacing-sm); }
    .stat-value { font-size: 2rem; }
    body { overflow-x: hidden; }
    .container { overflow-x: hidden; }
    .modal-content { padding: var(--spacing-lg) var(--spacing-md); margin: var(--spacing-sm); width: calc(100% - 2rem); }
    .contact-info-visible { padding: var(--spacing-sm); }
    .contact-link { font-size: 0.8rem; word-break: break-all; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mobile close button — hidden by default, shown only inside mobile menu */
#mobileMenuClose, .mobile-close-btn {
    display: none;
}

/* ============================================================
   HAMBURGER MOBILE MENU — only on screens <= 768px
   ============================================================ */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: 6px;
    cursor: pointer;
    padding: 6px;
    transition: border-color 0.3s ease, background 0.3s ease;
    z-index: 1001;
}
.hamburger:hover {
    border-color: var(--color-accent-cyan);
    background: rgba(0, 217, 255, 0.05);
}
.hamburger .bar {
    width: 22px;
    height: 2px;
    background: var(--color-accent-cyan);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
    display: block;
}
.hamburger.open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open .bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
    .hamburger { display: flex; }
    .nav-menu {
        display: none !important;
        position: fixed;
        top: 0; left: 0;
        width: 100%; height: 100vh;
        background: rgba(5, 5, 15, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column !important;
        align-items: center;
        justify-content: center;
        gap: 0 !important;
        z-index: 999;
        padding: 80px 20px 40px;
        overflow-y: auto;
        list-style: none;
        margin: 0;
    }
    .nav-menu.mobile-open { display: flex !important; }
    .nav-menu .nav-item {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0, 255, 255, 0.08);
    }
    .nav-menu .nav-item:last-child { border-bottom: none; }
    .nav-menu .nav-link {
        display: block;
        font-size: 1.1rem !important;
        padding: 18px 20px !important;
        letter-spacing: 0.1em;
        color: var(--color-neutral-200);
    }
    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active { color: var(--color-accent-cyan); }
    .nav-menu .dropdown-menu {
        position: static !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        min-width: unset !important;
        display: none;
    }
    .nav-menu .dropdown.mobile-dropdown-open .dropdown-menu { display: block; }
    .nav-menu .dropdown-menu li a {
        font-size: 0.85rem !important;
        color: rgba(255,255,255,0.6) !important;
        padding: 10px 20px !important;
        display: block;
        letter-spacing: 0.05em;
    }
    .nav-menu .dropdown-menu li a:hover { color: var(--color-accent-cyan) !important; }
    .mobile-close-btn {
        position: fixed;
        top: 18px; right: 18px;
        width: 36px; height: 36px;
        background: rgba(0, 255, 255, 0.1);
        border: 1px solid rgba(0, 255, 255, 0.3);
        border-radius: 50%;
        color: var(--color-accent-cyan);
        font-size: 1.2rem;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 1000;
        transition: background 0.2s ease;
    }
    .mobile-close-btn:hover { background: rgba(0, 255, 255, 0.2); }
    body.menu-open { overflow: hidden; }
    .nav-cta { display: none !important; }
}