/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-surface: #1e1e2a;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-hover: rgba(255, 255, 255, 0.15);
    
    --color-text: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --color-text-tertiary: rgba(255, 255, 255, 0.5);
    
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-accent: #a855f7;
    --color-accent-light: #c084fc;
    
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --gradient-bg: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent);
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-normal);
    overflow: visible;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    overflow: visible;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-self: start;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-shrink: 0;
    overflow: visible;
    justify-self: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-link.nav-cta,
a.nav-link.nav-cta,
.nav-menu .nav-link.nav-cta {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-cta {
    padding: 8px 20px;
    background: var(--color-primary) !important;
    border-radius: var(--radius-sm);
    color: #ffffff !important;
    white-space: nowrap;
    flex-shrink: 0;
    overflow: visible;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6), 0 0 10px rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 1;
    border: none !important;
}

.nav-cta * {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
}

.nav-cta:hover {
    background: var(--color-primary-light) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.lang-switcher {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-self: end;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
    position: relative;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* Mobile menu overlay */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-bg);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black, transparent);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

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

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

.btn-secondary:hover {
    border-color: var(--color-border-hover);
    background: var(--color-surface);
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

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

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

/* ===== Section Base ===== */
.section {
    padding: 120px 0;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== About Section ===== */
.about {
    background: var(--color-bg-secondary);
}

.about-content {
    display: grid;
    gap: 60px;
}

.about-text {
    max-width: 800px;
    margin: 0 auto;
}

.about-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-description strong {
    color: var(--color-primary-light);
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.mv-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
}

.mv-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.mv-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.mv-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.mv-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.mv-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Global Presence */
.global-presence {
    margin-top: 80px;
    text-align: center;
}

.presence-title {
    font-size: 1.25rem;
    margin-bottom: 32px;
    color: var(--color-text-secondary);
}

.presence-grid {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 40px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
    margin-top: 0;
}

.presence-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 40px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.presence-item:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.presence-item-interactive {
    transition: all 0.3s ease;
}

.presence-item-interactive:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.4);
    border-color: var(--color-primary);
}

/* Network Graph Styles */
.network-graph-container {
    position: relative;
    overflow: visible;
}

.network-graph-wrapper {
    position: relative;
    z-index: 1;
}

/* App Screenshot High Quality Rendering */
.app-screenshot-container img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: high-quality;
    image-rendering: auto;
    -ms-interpolation-mode: bicubic;
    object-fit: contain;
    max-width: 100%;
    height: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
    will-change: transform;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    image-rendering: crisp-edges;
    image-rendering: -moz-crisp-edges;
}

.network-node {
    transition: all 0.3s ease;
    pointer-events: all;
}

.network-node:hover .node-core {
    r: 40;
    filter: brightness(1.2);
}

.network-node:hover .node-glow {
    r: 55;
    opacity: 0.3;
}

.connection-line {
    transition: all 0.3s ease;
}

.network-node:hover ~ .connections .connection-line,
.connections:hover .connection-line {
    stroke-width: 3;
    opacity: 0.6;
}

.node-core {
    transition: all 0.3s ease;
    filter: drop-shadow(0 4px 8px rgba(99, 102, 241, 0.4));
}

.node-glow {
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.2;
        r: 50;
    }
    50% {
        opacity: 0.4;
        r: 55;
    }
}

.presence-flag {
    font-size: 2rem;
}

.presence-name {
    font-weight: 600;
}

.presence-role {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

/* ===== Product Section ===== */
.product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-visual {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 280px;
    height: 580px;
    background: linear-gradient(145deg, #2a2a3a, #1a1a25);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: #0a0a0f;
    border-radius: 20px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    border-radius: 32px;
    overflow: hidden;
    padding: 60px 16px 16px;
}

.app-header {
    text-align: center;
    margin-bottom: 20px;
}

.app-logo {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.app-card {
    height: 120px;
    background: linear-gradient(135deg, var(--color-surface), var(--color-bg-tertiary));
    border-radius: var(--radius-md);
    animation: shimmer 2s infinite;
}

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

.product-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-card {
    padding: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.3);
}

.feature-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

.feature-number {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.feature-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ===== Technology Section ===== */
.technology {
    background: var(--color-bg-secondary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.tech-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
}

.tech-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.3);
}

.tech-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInUp 0.6s ease-out backwards;
}

.tech-card:nth-child(1) { animation-delay: 0.1s; }
.tech-card:nth-child(2) { animation-delay: 0.2s; }
.tech-card:nth-child(3) { animation-delay: 0.3s; }

.tech-card-large {
    grid-column: span 1;
    grid-row: span 2;
}

.tech-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.tech-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.tech-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.tech-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tech-features {
    list-style: none;
    margin-top: 20px;
}

.tech-features li {
    padding: 8px 0;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

.tech-features li:last-child {
    border-bottom: none;
}

/* ===== Business Section ===== */
.business-content {
    display: grid;
    gap: 60px;
}

.business-model {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.model-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.model-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.model-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.model-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.model-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.model-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.pipeline-visual {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
}

.pipeline-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 32px;
    color: var(--color-text-secondary);
}

.pipeline-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.pipeline-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
}

.pipeline-node span:first-child {
    font-size: 1.5rem;
}

.pipeline-arrow {
    color: var(--color-primary);
    font-size: 1.5rem;
    animation: pulse-arrow 2s ease-in-out infinite;
    display: inline-block;
}

@keyframes pulse-arrow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.pipeline-step {
    padding: 12px 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all 0.3s ease;
    animation: fadeInScale 0.6s ease-out backwards;
}

.pipeline-step:nth-child(1),
.pipeline-step:nth-child(4),
.pipeline-step:nth-child(7) {
    animation-delay: 0.1s;
}

.pipeline-step:nth-child(2),
.pipeline-step:nth-child(5),
.pipeline-step:nth-child(8) {
    animation-delay: 0.3s;
}

.pipeline-step:nth-child(3),
.pipeline-step:nth-child(6),
.pipeline-step:nth-child(9) {
    animation-delay: 0.5s;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.pipeline-step:hover {
    transform: scale(1.1);
    color: var(--color-primary-light);
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Translation Network Graph */
.translation-network {
    position: relative;
    height: 300px;
    margin-bottom: 20px;
}

.network-graph {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 400px;
    height: 100%;
}

.network-nodes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.network-node {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.network-node:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.node-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
}

.node-flag {
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 700;
    background: rgba(99, 102, 241, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.network-description {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    margin-top: 16px;
}

/* ===== Careers Section ===== */
.careers {
    background: var(--color-bg-secondary);
}

.careers-content {
    display: grid;
    gap: 60px;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.culture-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.culture-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.3);
}

.culture-card {
    animation: fadeInUp 0.6s ease-out;
}

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

.culture-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.culture-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.culture-card h4 {
    margin-bottom: 8px;
}

.culture-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.positions {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.positions-title {
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.position-list {
    display: flex;
    flex-direction: column;
}

.position-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-fast);
}

.position-item:last-child {
    border-bottom: none;
}

.position-item:hover {
    padding-left: 12px;
}

.position-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.position-title {
    font-weight: 600;
}

.position-team {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

.position-location {
    font-size: 0.9rem;
    color: var(--color-primary);
}

/* ===== Investors Section ===== */
.investor-content {
    max-width: 900px;
    margin: 0 auto;
}

.investor-intro {
    text-align: center;
    margin-bottom: 48px;
}

.investor-intro p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
}

.investor-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.highlight-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

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

.highlight-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.highlight-label {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

.investor-cta {
    text-align: center;
}

.investor-cta p {
    margin-bottom: 20px;
    color: var(--color-text-secondary);
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
}

.contact-details h4 {
    margin-bottom: 8px;
}

.contact-details p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.contact-details a {
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.contact-details a:hover {
    color: var(--color-primary);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
}

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

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

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--color-bg);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-bg);
    padding: 60px 0 30px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--color-text-tertiary);
    margin-top: 12px;
    font-size: 0.9rem;
}

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

.footer-col h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text-secondary);
}

.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    padding: 6px 0;
    transition: var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-text);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-text);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-card-large {
        grid-column: span 2;
        grid-row: span 1;
    }

    .nav-container {
        gap: 12px;
    }

    .nav-menu {
        gap: 14px;
    }

    .nav-link {
        font-size: 0.82rem;
    }

    .lang-btn {
        padding: 5px 8px;
        font-size: 0.78rem;
    }
}

@media (max-width: 768px) {
    .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        right: 0;
        bottom: auto;
        width: 200px;
        max-width: 80vw;
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        flex-direction: column;
        padding: 12px 0;
        gap: 0;
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        z-index: 999;
        align-items: stretch;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        margin-right: 16px;
    }

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

    .nav-menu .nav-link {
        padding: 12px 16px;
        font-size: 0.95rem;
        border-bottom: 1px solid var(--color-border);
        text-align: center;
    }

    .nav-menu .nav-link:last-child {
        border-bottom: none;
    }

    .nav-menu .nav-link.nav-cta {
        margin: 12px 16px;
        padding: 12px 20px;
        text-align: center;
        border-radius: var(--radius-sm);
        border-bottom: none;
    }

    .nav-toggle {
        display: flex;
        order: 3;
        margin-left: auto;
    }

    .nav-overlay {
        display: block;
    }

    .lang-switcher {
        order: 2;
        position: relative;
        margin-left: auto;
        margin-right: 16px;
    }

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

    .lang-switcher .lang-btn.active {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 5px 10px;
        font-size: 0.8rem;
    }

    .lang-switcher .lang-btn.active::after {
        content: '▾';
        font-size: 0.65rem;
        margin-left: 2px;
    }

    .lang-switcher.open .lang-btn {
        display: block;
    }

    .lang-switcher.open {
        position: absolute;
        right: 0;
        top: 100%;
        margin-top: 8px;
        transform: none;
        flex-direction: column;
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: 8px;
        padding: 4px;
        gap: 2px;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
        z-index: 1002;
    }

    .lang-switcher.open .lang-btn {
        padding: 6px 14px;
        font-size: 0.8rem;
        border-radius: 4px;
        width: 100%;
        text-align: center;
    }

    .lang-switcher.open .lang-btn.active::after {
        display: none;
    }

    .logo {
        order: 1;
    }
    
    .product-showcase {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-card-large {
        grid-column: span 1;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-links {
        gap: 40px;
        flex-wrap: wrap;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 80px 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .pipeline-flow {
        flex-direction: column;
    }
    
    .pipeline-arrow {
        transform: rotate(90deg);
    }
}