:root {
    /* Logo-inspired color palette: Yellow, Blue, Purple */
    --primary-dark: #1A237E;
    --primary: #3949AB;
    --secondary: #5C6BC0;
    --accent-yellow: #FFEB3B;
    --accent-blue: #2196F3;
    --accent-purple: #9C27B0;
    
    --bg: #FFFFFF;
    --bg-secondary: #FAFBFF;
    --bg-tertiary: #F0F4FF;
    --dark: #0D1442;
    --text: #1A1A2E;
    --text-muted: #6B7280;
    --card-bg: #FFFFFF;
    --border: #E8EAFF;
    --gradient: linear-gradient(135deg, #FFEB3B 0%, #2196F3 50%, #9C27B0 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Space Grotesk', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

/* Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.bg-animation::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(33, 150, 243, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(156, 39, 176, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(255, 235, 59, 0.03) 0%, transparent 60%);
    animation: bgMove 20s ease-in-out infinite;
}

/* Geometric Lines */
.geometric-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.geometric-lines::before {
    content: '';
    position: absolute;
    top: 10%;
    left: -10%;
    width: 400px;
    height: 400px;
    border: 1px solid rgba(33, 150, 243, 0.15);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite;
}

.geometric-lines::after {
    content: '';
    position: absolute;
    bottom: 20%;
    right: -5%;
    width: 300px;
    height: 300px;
    border: 1px solid rgba(156, 39, 176, 0.12);
    transform: rotate(45deg);
    animation: float 12s ease-in-out infinite reverse;
}

.line-diagonal {
    position: absolute;
    top: 40%;
    left: 0;
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 235, 59, 0.2), transparent);
    transform: rotate(-30deg);
}

.line-dot {
    position: absolute;
    top: 30%;
    right: 15%;
    width: 8px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 50%;
    opacity: 0.25;
}

@keyframes bgMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(2%, 2%) rotate(1deg); }
    66% { transform: translate(-1%, 1%) rotate(-1deg); }
}

.grid-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: 
        linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-block;
    background: white;
    padding: 6px 10px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.logo img {
    height: 28px;
    width: auto;
    border-radius: 4px;
    display: block;
}

nav {
    display: flex;
    gap: 40px;
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover, nav a.active {
    color: #3949AB;
}

.cta-button {
    background: linear-gradient(135deg, #3949AB, #5C6BC0);
    color: white;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s;
    letter-spacing: 0.3px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(57, 73, 171, 0.3);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 160px 60px 100px;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(33, 150, 243, 0.08);
    border: 1px solid rgba(33, 150, 243, 0.2);
    border-radius: 100px;
    font-size: 13px;
    color: #1565C0;
    margin-bottom: 32px;
    font-weight: 500;
    letter-spacing: 0.5px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent-yellow);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.hero h1 {
    font-size: 72px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    max-width: 900px;
    color: var(--dark);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 20px;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.btn-primary {
    background: linear-gradient(135deg, #3949AB, #5C6BC0);
    color: white;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s;
    display: inline-block;
    letter-spacing: 0.3px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(57, 73, 171, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #3949AB;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    border: 1.5px solid #3949AB;
    transition: all 0.3s;
    display: inline-block;
    letter-spacing: 0.3px;
}

.btn-secondary:hover {
    background: #3949AB;
    color: white;
}

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

/* Floating Cards - Minimal */
.floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: hidden;
    opacity: 0.6;
}

.float-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 16px 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
    animation: float 8s ease-in-out infinite;
    display: flex;
    align-items: center;
    gap: 12px;
}

.float-card:nth-child(1) { top: 18%; left: 3%; animation-delay: 0s; }
.float-card:nth-child(2) { top: 55%; right: 3%; animation-delay: 3s; }
.float-card:nth-child(3) { bottom: 18%; left: 8%; animation-delay: 5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

.float-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    background: rgba(255, 235, 59, 0.25);
}

.float-card h4 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--text);
}

.float-card p {
    font-size: 11px;
    color: var(--text-muted);
    margin: 0;
}

/* Features */
.features {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
}

.section-header p {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.4s;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: rgba(33, 150, 243, 0.25);
    box-shadow: 0 20px 40px rgba(26, 35, 126, 0.08);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 20px;
    background: rgba(33, 150, 243, 0.08);
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dark);
}

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

/* Products Preview */
.products-preview {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.product-card {
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 32px;
    position: relative;
    transition: all 0.4s;
}

.product-card:hover {
    border-color: rgba(156, 39, 176, 0.3);
    box-shadow: 0 20px 40px rgba(26, 35, 126, 0.1);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 32px;
    right: 32px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.3s;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark);
}

.product-card > p {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.product-features {
    list-style: none;
    margin-bottom: 30px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text);
}

.product-features li:last-child { border-bottom: none; }
.product-features li::before {
    content: '✓';
    color: #2196F3;
    font-weight: 700;
}

.learn-more {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
}

/* Stats */
.stats-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #1A237E, #3949AB);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-size: 56px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 16px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* CTA */
.cta-section {
    padding: 120px 0;
}

.cta-box {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.06) 0%, rgba(156, 39, 176, 0.04) 50%, rgba(255, 235, 59, 0.04) 100%);
    border: 1px solid rgba(33, 150, 243, 0.12);
    border-radius: 24px;
    padding: 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark);
}

.cta-box p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo {
    display: inline-block;
    background: white;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.footer-logo img {
    height: 28px;
    border-radius: 4px;
    display: block;
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--dark);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

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

/* Page Hero */
.page-hero {
    padding: 180px 0 100px;
    text-align: center;
    background: var(--bg-secondary);
}

.page-hero h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
}

.page-hero p {
    font-size: 20px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Products Page */
.products-detail {
    padding: 100px 0;
}

.product-section {
    margin-bottom: 100px;
}

.product-section:last-child { margin-bottom: 0; }

.product-section-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
}

.product-section-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    background: rgba(0,102,255,0.1);
}

.product-section h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-detail-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--dark);
}

.product-detail-content p {
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.8;
}

.product-detail-features {
    list-style: none;
}

.product-detail-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

.product-detail-features li::before {
    content: '✓';
    color: #2196F3;
    font-weight: 700;
}

.product-detail-image {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 60px;
    text-align: center;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
}

/* Developers Page */
.dev-hero {
    padding: 180px 0 80px;
    text-align: center;
}

.dev-hero h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
}

.dev-hero p {
    font-size: 20px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 60px;
}

.dev-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.dev-feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
}

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

.dev-feature-card .icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.dev-feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.dev-feature-card p {
    font-size: 14px;
    color: var(--text-muted);
}

.api-docs {
    padding: 80px 0;
}

.api-docs h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--dark);
}

.code-section {
    margin-bottom: 60px;
}

.code-section h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--dark);
}

.code-block {
    background: #1E1E2E;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 30px;
    overflow-x: auto;
}

.code-block pre {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 14px;
    line-height: 1.8;
    color: #E0E0E0;
}

.code-keyword { color: #C792EA; }
.code-string { color: #C3E88D; }
.code-property { color: #82AAFF; }
.code-comment { color: #546E7A; }
.code-function { color: #FFCB6B; }

.sdk-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.sdk-section h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--dark);
}

.sdk-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.sdk-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
}

.sdk-card:hover {
    border-color: var(--primary);
}

.sdk-card .icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.sdk-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

/* About Page */
.about-hero {
    padding: 180px 0 100px;
    text-align: center;
    background: var(--bg-secondary);
}

.about-hero h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--dark);
}

.about-hero p {
    font-size: 20px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.mission-section {
    padding: 100px 0;
}

.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.mission-content h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--dark);
}

.mission-content p {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
}

.mission-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.mission-stat {
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
}

.mission-stat .number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.mission-stat .label {
    font-size: 16px;
    color: var(--text-muted);
}

.values-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.values-section h2 {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--dark);
}

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

.value-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.value-card .icon {
    font-size: 48px;
    margin-bottom: 24px;
}

.value-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--dark);
}

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

/* Contact Page */
.contact-section {
    padding: 180px 0 100px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--dark);
}

.contact-info > p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-methods {
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.contact-method .icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: rgba(0,102,255,0.1);
}

.contact-method h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--dark);
}

.contact-method p {
    font-size: 14px;
    color: var(--text-muted);
}

.contact-form {
    background: white;
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 50px;
}

.contact-form h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--dark);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.3s;
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form .btn-primary {
    width: 100%;
    text-align: center;
    cursor: pointer;
    border: none;
    font-family: inherit;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero h1 { font-size: 56px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .product-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .dev-features { grid-template-columns: repeat(2, 1fr); }
    .sdk-grid { grid-template-columns: repeat(2, 1fr); }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .container, .header-container { padding: 0 30px; }
    nav { display: none; }
    .hero { padding: 120px 30px 60px; }
    .hero h1 { font-size: 40px; }
    .hero p { font-size: 16px; }
    .features, .products-preview, .api-docs, .sdk-section { padding: 80px 0; }
    .section-header h2 { font-size: 36px; }
    .features-grid, .values-grid, .dev-features, .sdk-grid { grid-template-columns: 1fr; }
    .floating-cards, .float-card { display: none; }
    .page-hero, .dev-hero, .about-hero { padding: 140px 30px 60px; }
    .page-hero h1, .dev-hero h1, .about-hero h1 { font-size: 36px; }
    .product-detail-grid, .mission-grid, .contact-grid { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 40px; }
    .footer-links { flex-wrap: wrap; gap: 40px; }
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 8px;
    margin-left: 20px;
}

.lang-btn {
    padding: 6px 12px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 4px;
    background: transparent;
    color: #fff;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s;
}

.lang-btn:hover {
    background: rgba(255,255,255,0.1);
}

.lang-btn.active {
    background: #00ffff;
    color: #1a1a2e;
    border-color: #00ffff;
}

.lang-switcher-mobile {
    display: none;
}

@media (max-width: 768px) {
    .lang-switcher {
        display: none;
    }
    .lang-switcher-mobile {
        display: flex;
        justify-content: center;
        gap: 10px;
        padding: 10px;
    }
}