/* ==========================================
   xrtec1 - Estilos Neon Tech
   Paleta: Ciano, Magenta, Roxo, Rosa, Azul Escuro
   ========================================== */

/* CSS Variables */
:root {
    /* Cores Neon */
    --neon-cyan: #00FFFF;
    --neon-cyan-alt: #00F0FF;
    --neon-magenta: #FF00FF;
    --neon-magenta-alt: #FF007A;
    --neon-purple: #BD00FF;
    --neon-purple-alt: #D600FF;
    --neon-pink: #EA00D9;
    --neon-pink-alt: #F44FCA;

    /* Fundos */
    --dark-blue: #091833;
    --dark-blue-alt: #001E3F;
    --dark-blue-light: #0d2247;
    --dark-blue-lighter: #112d5a;

    /* Textos */
    --text-primary: #ffffff;
    --text-secondary: #b8c5d9;
    --text-muted: #6b7d99;

    /* Glow Effects */
    --glow-cyan: 0 0 10px #00FFFF, 0 0 20px #00FFFF, 0 0 40px #00FFFF;
    --glow-cyan-soft: 0 0 5px #00FFFF, 0 0 10px #00FFFF;
    --glow-magenta: 0 0 10px #FF00FF, 0 0 20px #FF00FF, 0 0 40px #FF00FF;
    --glow-magenta-soft: 0 0 5px #FF00FF, 0 0 10px #FF00FF;
    --glow-purple: 0 0 10px #BD00FF, 0 0 20px #BD00FF;

    /* Gradients */
    --gradient-neon: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-magenta) 50%, var(--neon-purple) 100%);
    --gradient-bg: linear-gradient(180deg, var(--dark-blue) 0%, var(--dark-blue-alt) 100%);
    --gradient-card: linear-gradient(145deg, rgba(13, 34, 71, 0.8) 0%, rgba(9, 24, 51, 0.9) 100%);

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;

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

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    background: var(--gradient-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Circuit Canvas Background */
#circuit-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.3;
}

/* Particles Container */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--neon-cyan);
    box-shadow: var(--glow-cyan-soft);
    animation: float 8s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100vh) translateX(50px); opacity: 0; }
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

.neon-text {
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    background: rgba(9, 24, 51, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 255, 0.1);
    transition: var(--transition-medium);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(9, 24, 51, 0.95);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-img {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-md);
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan-soft);
    transition: var(--transition-medium);
}

.nav-logo:hover .logo-img {
    box-shadow: var(--glow-cyan);
    transform: scale(1.05);
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: var(--glow-cyan-soft);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-link {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-neon);
    transition: var(--transition-medium);
}

.nav-link:hover,
.nav-link.active {
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan-soft);
}

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

.nav-btn {
    padding: 10px 25px;
    background: var(--gradient-neon);
    color: var(--dark-blue);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    transition: var(--transition-medium);
    box-shadow: var(--glow-magenta-soft);
}

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

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--neon-cyan);
    border-radius: 2px;
    transition: var(--transition-medium);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 30px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-medium);
}

.btn-primary {
    background: var(--gradient-neon);
    color: var(--dark-blue);
    box-shadow: var(--glow-magenta-soft);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-magenta);
}

.btn-secondary {
    background: transparent;
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan-soft);
}

.btn-secondary:hover {
    background: rgba(0, 255, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: var(--glow-cyan);
}

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

.btn-outline:hover {
    background: rgba(255, 0, 255, 0.1);
    box-shadow: var(--glow-magenta-soft);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--text-muted);
}

.btn-ghost:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
}

.btn-full {
    width: 100%;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 20px 80px;
    position: relative;
    z-index: 2;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(255, 0, 255, 0.08) 0%, transparent 50%);
    z-index: -1;
}

.hero {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 60px;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--neon-cyan);
    margin-bottom: 25px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 255, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(0, 255, 255, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 25px;
}

.title-line {
    display: block;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 35px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan-soft);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-container {
    position: relative;
    width: 350px;
    height: 350px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    position: relative;
    z-index: 3;
    border: 3px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.glow-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--neon-cyan);
    border-radius: var(--radius-full);
    animation: ring-pulse 3s infinite ease-out;
    opacity: 0.6;
}

.glow-ring.delay-1 {
    animation-delay: 1s;
    border-color: var(--neon-magenta);
}

.glow-ring.delay-2 {
    animation-delay: 2s;
    border-color: var(--neon-purple);
}

@keyframes ring-pulse {
    0% { transform: scale(0.5); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* ==========================================
   Section Styles
   ========================================== */
section {
    padding: var(--section-padding);
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(189, 0, 255, 0.1);
    border: 1px solid rgba(189, 0, 255, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--neon-purple);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    background: linear-gradient(180deg, transparent 0%, rgba(0, 255, 255, 0.02) 50%, transparent 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--gradient-card);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 255, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.service-card.featured {
    border-color: var(--neon-magenta);
    background: linear-gradient(145deg, rgba(255, 0, 255, 0.05) 0%, rgba(9, 24, 51, 0.9) 100%);
}

.featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 5px 12px;
    background: var(--neon-magenta);
    color: var(--dark-blue);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: var(--radius-md);
    margin-bottom: 25px;
    transition: var(--transition-medium);
}

.service-icon i {
    font-size: 1.8rem;
    color: var(--neon-cyan);
}

.service-card:hover .service-icon {
    background: rgba(0, 255, 255, 0.2);
    box-shadow: var(--glow-cyan-soft);
}

.service-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.service-features li i {
    color: var(--neon-cyan);
    font-size: 0.8rem;
}

/* ==========================================
   Products Section
   ========================================== */
.products {
    background: linear-gradient(180deg, transparent 0%, rgba(255, 0, 255, 0.02) 50%, transparent 100%);
}

.product-showcase {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    align-items: start;
}

.product-card {
    background: var(--gradient-card);
    border: 2px solid rgba(255, 0, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.product-card.main-product {
    background: linear-gradient(145deg, rgba(255, 0, 255, 0.05) 0%, rgba(9, 24, 51, 0.95) 100%);
}

.product-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 0, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.product-logo {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
}

.product-logo i {
    font-size: 2.5rem;
    color: white;
}

.product-badge {
    padding: 6px 15px;
    background: var(--neon-cyan);
    color: var(--dark-blue);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
}

.product-name {
    font-size: 2.5rem;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.product-tagline {
    font-size: 1.2rem;
    color: var(--neon-magenta);
    font-style: italic;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.product-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.product-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.product-features li i {
    color: var(--neon-cyan);
    width: 20px;
}

.product-pricing {
    text-align: center;
    padding: 25px;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: var(--radius-md);
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.price-from {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.price-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan-soft);
}

.price-period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.product-buttons {
    display: flex;
    gap: 15px;
    position: relative;
    z-index: 1;
}

/* Coming Soon Card */
.coming-soon-card {
    background: var(--gradient-card);
    border: 1px dashed rgba(0, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.coming-soon-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: 20px;
}

.coming-soon-icon i {
    font-size: 2rem;
    color: var(--neon-cyan);
    animation: pulse 2s infinite;
}

.coming-soon-card h4 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--neon-cyan);
}

.coming-soon-card p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

/* ==========================================
   About Section
   ========================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 35px;
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.value-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.value-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(189, 0, 255, 0.1);
    border: 1px solid rgba(189, 0, 255, 0.3);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.value-icon i {
    font-size: 1.3rem;
    color: var(--neon-purple);
}

.value-content h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.value-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Tech Stack */
.tech-stack {
    background: var(--gradient-card);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
}

.tech-stack h4 {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.tech-icons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.tech-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-medium);
    cursor: pointer;
}

.tech-icon i {
    font-size: 1.8rem;
    color: var(--text-muted);
    transition: var(--transition-medium);
}

.tech-icon:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: var(--neon-cyan);
    transform: translateY(-5px);
}

.tech-icon:hover i {
    color: var(--neon-cyan);
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    background: linear-gradient(180deg, transparent 0%, rgba(0, 255, 255, 0.03) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    background: var(--gradient-card);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 25px;
    text-align: center;
    transition: var(--transition-medium);
}

.contact-card:hover {
    border-color: rgba(0, 255, 255, 0.3);
    transform: translateY(-5px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-full);
    margin: 0 auto 15px;
}

.contact-icon i {
    font-size: 1.3rem;
    color: var(--neon-cyan);
}

.contact-card h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.contact-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.contact-link {
    color: var(--neon-cyan);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
}

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

/* Contact Form */
.contact-form {
    background: var(--gradient-card);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 0 3px rgba(0, 255, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    cursor: pointer;
}

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

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

.contact-form .form-group:last-of-type {
    margin-bottom: 25px;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--dark-blue-alt);
    border-top: 1px solid rgba(0, 255, 255, 0.1);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

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

.footer-logo {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    border: 2px solid var(--neon-cyan);
    margin-bottom: 15px;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--neon-cyan);
    transition: var(--transition-medium);
}

.footer-social a:hover {
    background: var(--neon-cyan);
    color: var(--dark-blue);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--neon-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        margin-top: 40px;
    }

    .product-showcase {
        grid-template-columns: 1fr;
    }

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

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

    .contact-info {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .contact-card {
        flex: 1;
        min-width: 200px;
    }

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

    .footer-links {
        justify-items: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(9, 24, 51, 0.98);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-medium);
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

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

    .product-features {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .tech-icons {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-item {
        flex: 1;
        min-width: 80px;
    }

    .product-buttons {
        flex-direction: column;
    }

    .contact-info {
        flex-direction: column;
    }

    .contact-card {
        width: 100%;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-blue);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--neon-magenta), var(--neon-cyan));
}

/* Selection */
::selection {
    background: rgba(0, 255, 255, 0.3);
    color: var(--text-primary);
}