/* ===========================
   Global Styles & Reset
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-color: #00d4ff;
    --secondary-color: #0066ff;
    --accent-color: #ffd700;
    --dark-bg: #0a0e27;
    --darker-bg: #050811;
    --card-bg: rgba(15, 23, 42, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #00d4ff 0%, #0066ff 100%);
    --gradient-3: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Typography */
    --font-kr: 'Noto Sans KR', sans-serif;
    --font-en: 'Roboto', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
}

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

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

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

/* ===========================
   Navigation
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    background: rgba(10, 14, 39, 0.98);
}

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

.logo img {
    height: 50px;
    width: auto;
    transition: transform 0.3s ease;
}

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

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 102, 255, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.dna-helix {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><defs><linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:rgb(0,212,255);stop-opacity:0.3" /><stop offset="100%" style="stop-color:rgb(0,102,255);stop-opacity:0.1" /></linearGradient></defs><path d="M 100 10 Q 150 50 100 100 Q 50 150 100 190" stroke="url(%23grad1)" stroke-width="2" fill="none"/><path d="M 100 10 Q 50 50 100 100 Q 150 150 100 190" stroke="url(%23grad1)" stroke-width="2" fill="none"/></svg>') center/contain no-repeat;
    animation: rotate 20s linear infinite;
    opacity: 0.3;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.hero-logo img {
    max-width: 300px;
    height: auto;
    margin-bottom: 30px;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.3));
    animation: float 3s ease-in-out infinite;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 24px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-tagline {
    margin-bottom: 40px;
}

.hero-tagline h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.hero-tagline p {
    font-size: 20px;
    color: var(--primary-color);
    font-weight: 500;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: var(--card-bg);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.hero-feature-item i {
    color: var(--primary-color);
    font-size: 20px;
}

.hero-feature-item span {
    font-size: 14px;
    color: var(--text-secondary);
    text-align: left;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

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

.btn span,
.btn i {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.btn-large {
    padding: 20px 40px;
    font-size: 18px;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ===========================
   Overview Section
   =========================== */
.overview {
    background: var(--darker-bg);
}

.overview-main {
    text-align: center;
    margin-bottom: 50px;
}

.overview-main h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.overview-main .highlight {
    font-size: 20px;
    color: var(--primary-color);
    font-weight: 500;
    padding: 20px;
    background: rgba(0, 212, 255, 0.05);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.overview-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.overview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-2);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

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

.card-number {
    font-size: 48px;
    font-weight: 900;
    color: rgba(0, 212, 255, 0.2);
    margin-bottom: 15px;
}

.overview-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.overview-card p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===========================
   Features Section
   =========================== */
.features-grid {
    display: grid;
    gap: 40px;
}

.feature-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

.feature-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.feature-card:nth-child(even) .feature-image {
    order: 2;
}

.feature-card:nth-child(even) .feature-content {
    order: 1;
}

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

.feature-image {
    position: relative;
    overflow: hidden;
    min-height: 350px;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.feature-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 39, 0.7) 100%);
    pointer-events: none;
}

.feature-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.feature-content h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.feature-content p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.8;
}

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

.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--text-secondary);
}

.feature-list i {
    color: var(--primary-color);
    font-size: 16px;
}

/* ===========================
   How It Works Section
   =========================== */
.how-it-works {
    background: var(--darker-bg);
}

.workflow-visual {
    margin-bottom: 60px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.workflow-visual img {
    width: 100%;
    height: auto;
    display: block;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.workflow-step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-icon {
    flex-shrink: 0;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    box-shadow: var(--shadow-glow);
}

.step-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.step-content ul {
    list-style: none;
}

.step-content li {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.step-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* ===========================
   Advantages Section
   =========================== */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
}

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

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
}

.advantage-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.advantage-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   Pricing Section
   =========================== */
.pricing {
    background: var(--darker-bg);
}

.pricing-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.price-card {
    background: var(--card-bg);
    padding: 50px 40px;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.price-card.gerox {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.price-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 212, 255, 0.3);
}

.price-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-2);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 25px;
    box-shadow: var(--shadow-glow);
}

.price-badge.competitor {
    background: linear-gradient(135deg, #666, #999);
}

.price-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 30px;
}

.currency {
    font-size: 24px;
    color: var(--text-secondary);
}

.amount {
    font-size: 72px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.unit {
    font-size: 24px;
    color: var(--text-secondary);
}

.price-breakdown {
    background: rgba(0, 212, 255, 0.05);
    padding: 25px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.breakdown-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    margin: 15px 0;
}

.item-name {
    font-size: 16px;
    color: var(--text-secondary);
}

.item-price {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
}

.price-features {
    margin-bottom: 30px;
}

.price-features .feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.price-features .feature-item:last-child {
    border-bottom: none;
}

.price-features i {
    color: var(--primary-color);
    font-size: 18px;
}

.price-features span {
    font-size: 15px;
    color: var(--text-secondary);
    text-align: left;
}

.price-comparison {
    padding: 30px;
}

.comparison-text {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.comparison-vs {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
    background: rgba(255, 215, 0, 0.1);
    border-radius: var(--radius-md);
    border: 1px solid var(--accent-color);
}

.comparison-vs span {
    font-size: 14px;
    color: var(--text-secondary);
}

.comparison-vs strong {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Value Proposition */
.value-proposition {
    background: var(--card-bg);
    padding: 50px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    margin-bottom: 60px;
}

.value-proposition h3 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-primary);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

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

.value-item i {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.value-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.value-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Hardware Specs */
.hardware-specs {
    background: var(--card-bg);
    padding: 50px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
}

.hardware-specs h3 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-primary);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.spec-item {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 25px;
    background: rgba(0, 212, 255, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.spec-item:hover {
    border-color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.spec-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.spec-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.spec-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===========================
   Customers Section
   =========================== */
.customers {
    background: var(--dark-bg);
}

.customers-visual {
    margin-bottom: 60px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.customers-visual img {
    width: 100%;
    height: auto;
    display: block;
}

.customers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.customer-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
}

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

.customer-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
}

.customer-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.customer-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    background: var(--darker-bg);
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
    position: relative;
    padding: 40px 0;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 70px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    z-index: 0;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-number {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    box-shadow: var(--shadow-glow);
    border: 4px solid var(--dark-bg);
}

.process-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.process-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.contact-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
    transform: translateY(-5px);
}

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
}

.contact-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.contact-card p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-card a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.cta-final {
    text-align: center;
    padding: 60px 40px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-glow);
}

.cta-final h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--darker-bg);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo img {
    max-width: 200px;
    height: auto;
    margin-bottom: 20px;
}

.footer-logo p {
    font-size: 16px;
    color: var(--text-secondary);
}

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

.footer-col h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

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

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
}

.footer-col a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

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

.footer-bottom p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
    .feature-card {
        grid-template-columns: 1fr !important;
    }
    
    .feature-card:nth-child(even) .feature-image,
    .feature-card:nth-child(even) .feature-content {
        order: initial;
    }
    
    .process-timeline {
        flex-direction: column;
        gap: 40px;
    }
    
    .process-timeline::before {
        display: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-tagline h2 {
        font-size: 28px;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        flex-direction: column;
        background: rgba(10, 14, 39, 0.98);
        padding: 40px 20px;
        transition: left 0.3s ease;
        backdrop-filter: blur(10px);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .pricing-main {
        grid-template-columns: 1fr;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-logo img {
        max-width: 200px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .amount {
        font-size: 48px;
    }
    
    .feature-content,
    .value-proposition,
    .hardware-specs {
        padding: 30px 20px;
    }
}

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

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

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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