:root {
    /* Spacing: 4pt scale (use everywhere for margin/padding/gap) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-30: 120px;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, SF Mono, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;

    --text-xs: 0.875rem;
    --text-sm: 1rem;
    --text-md: 1.125rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;

    --leading-tight: 1.2;
    --leading-body: 1.6;

    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f5f5f7;
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --text-tertiary: #86868b;
    --accent: #0071e3;
    --accent-hover: #0077ed;
    --accent-light: rgba(0, 113, 227, 0.12);
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.14);

    /* Keep gradient tokens, but keep them disciplined (single-brand hue) */
    --gradient-1: linear-gradient(135deg, #0071e3 0%, #005bb5 100%);
    --gradient-2: var(--gradient-1);
    --gradient-3: var(--gradient-1);
    --gradient-hero: radial-gradient(ellipse at 20% 0%, rgba(0, 113, 227, 0.10) 0%, transparent 55%),
                   radial-gradient(ellipse at 80% 10%, rgba(0, 0, 0, 0.04) 0%, transparent 60%);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.18);
    --border-radius: 16px;
    --border-radius-lg: 16px;
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;
}
 * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
 html {
    scroll-behavior: smooth;
}
 body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: var(--leading-body);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

 a:focus-visible,
 button:focus-visible {
    outline: 2px solid rgba(0, 113, 227, 0.45);
    outline-offset: 4px;
}
 /* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 48px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition-base);
}
 .nav.scrolled {
    background: rgba(250, 250, 250, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
 .nav-logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
}
 .nav-logo svg {
    width: 32px;
    height: 32px;
}
 .nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}
 .nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}
 .nav-links a:hover {
    color: var(--text-primary);
}
 .nav-cta {
    background: var(--accent);
    color: white;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    font-size: var(--text-xs);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}
 .nav-cta:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-sm);
}
 .nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
 /* Hero Section */
.hero {
    min-height: 100vh;
    padding: 140px 48px 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}
 .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    pointer-events: none;
}
 .hero-content {
    position: relative;
    z-index: 1;
}
 .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-light);
    color: var(--accent);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-size: var(--text-xs);
    font-weight: 600;
    margin-bottom: 24px;
}
 .hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}
 .hero-title-gradient {
    color: var(--text-primary);
    -webkit-text-fill-color: var(--text-primary);
    background: none;
}
 .hero-kicker {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 600;
    line-height: var(--leading-tight);
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}
 .hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 520px;
    line-height: 1.7;
}
 .hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}
 .btn-primary {
    background: var(--accent);
    color: white;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
    gap: 8px;
}
 .btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-md);
}
 .btn-secondary {
    background: transparent;
    color: var(--text-primary);
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--border-strong);
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
 .btn-secondary:hover {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.22);
    box-shadow: var(--shadow-sm);
}
 .hero-meta {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 16px;
}
 .hero-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}
 .hero-visual {
    position: relative;
    z-index: 1;
}
 .hero-mockup {
    position: relative;
    background: linear-gradient(180deg, #e8e8ed 0%, #d2d2d7 100%);
    border-radius: 12px;
    padding: 12px 12px 0;
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.05);
}
 .mockup-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
 .mockup-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
 .mockup-dot.red { background: #ff5f57; }
.mockup-dot.yellow { background: #febc2e; }
.mockup-dot.green { background: #28c840; }
 .mockup-screen {
    background: linear-gradient(135deg, #0b0d12 0%, #111827 100%);
    border-radius: 6px 6px 0 0;
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
 .mockup-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 20px;
}
 .mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 16px;
}
 .mockup-logo {
    width: 36px;
    height: 36px;
    background: var(--gradient-1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
 .mockup-logo svg {
    width: 20px;
    height: 20px;
    color: white;
}
 .mockup-title {
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
}
 .mockup-timeline {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
 .timeline-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}
 .timeline-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.timeline-icon.blue { background: rgba(0, 113, 227, 0.22); color: rgba(255, 255, 255, 0.92); }
.timeline-icon.green { background: rgba(34, 197, 94, 0.2); color: #4ade80; }
 .timeline-text {
    flex: 1;
}
 .timeline-text h4 {
    color: white;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 4px;
}
 .timeline-text p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.6875rem;
}
 .timeline-time {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.625rem;
}
 .play-button {
    position: absolute;
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}
 .play-button:hover {
    box-shadow: var(--shadow-xl);
}
 .play-button svg {
    width: 28px;
    height: 28px;
    color: var(--text-primary);
    margin-left: 4px;
}
 /* Section Styles */
.section {
    padding: 120px 48px;
    max-width: 1400px;
    margin: 0 auto;
}
 .section-header {
    text-align: center;
    margin-bottom: 64px;
}
 .section-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}
 .section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}
 .section-subtitle {
    font-size: var(--text-md);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}
 /* What Is Section */
.what-is {
    background: var(--bg-tertiary);
}
 .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
 .feature-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    border: 1px solid var(--border);
}
 .feature-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
 .feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    background: var(--accent-light);
    border: 1px solid rgba(0, 113, 227, 0.18);
    color: var(--accent);
}
 .feature-icon svg {
    width: 28px;
    height: 28px;
}
 .feature-card h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: 12px;
}
 .feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}
 /* Demo Section */
.demo {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
    overflow: hidden;
}
 .demo-timeline {
    display: flex;
    gap: 32px;
    overflow-x: auto;
    padding: 40px 0;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}
 .demo-timeline::-webkit-scrollbar {
    display: none;
}
 .demo-step {
    flex: 0 0 320px;
    scroll-snap-align: center;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    position: relative;
    border: 1px solid var(--border);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
 .demo-step:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
 .demo-step-number {
    position: absolute;
    top: -16px;
    left: 32px;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
}
 .demo-step-visual {
    height: 160px;
    background: linear-gradient(135deg, #f5f5f7 0%, #e8e8ed 100%);
    border-radius: var(--border-radius);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
 .demo-step-visual--accent {
    background: var(--gradient-1);
    color: white;
}
 .assistant-card {
    text-align: center;
    color: inherit;
    padding: 20px;
}
 .assistant-card svg {
    display: block;
    margin: 0 auto 12px;
}
 .assistant-prompt {
    font-size: var(--text-xs);
    color: #ffffff;
    opacity: 1;
}
 .demo-step h3 {
    font-size: var(--text-md);
    font-weight: 600;
    margin-bottom: 8px;
}
 .demo-step > p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}
 /* Animated Code Block */
.code-block {
    background: #0b0d12;
    border-radius: var(--border-radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #e2e8f0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
 .code-line {
}
 .code-keyword { color: #93c5fd; }
.code-string { color: #86efac; }
.code-function { color: #e2e8f0; }
.code-comment { color: rgba(226, 232, 240, 0.62); }
 /* Screen Capture Animation */
.screen-capture {
    width: 100%;
    height: 100%;
    position: relative;
}
 .capture-frame {
    width: 80%;
    height: 70%;
    background: white;
    border-radius: var(--border-radius);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}
 .capture-lines {
    padding: 12px;
}
 .capture-line {
    height: 8px;
    background: rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    margin-bottom: 8px;
}
 .capture-line:last-child {
    margin-bottom: 0;
}
 .capture-line--60 { width: 60%; }
 .capture-line--80 { width: 80%; }
 .capture-line--40 { width: 40%; }
 .capture-overlay {
    position: absolute;
    inset: 0;
    border: 3px solid var(--accent);
    border-radius: var(--border-radius);
    animation: scanPulse 2s ease-in-out infinite;
}
 .scan-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    animation: scanDown 2s ease-in-out infinite;
}
 /* How It Works */
.how-it-works {
    background: var(--bg-secondary);
}
 .tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}
 .tech-card {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
 .tech-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
 .tech-card-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}
 .tech-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
 .tech-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}
 .tech-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}
 .tech-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}
 .tech-visual {
    margin-top: 24px;
    height: 120px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
 /* Network Animation */
.network-container {
    width: 100%;
    height: 100%;
    position: relative;
}
 .network-svg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
 .network-node {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}
 .network-node.node-1 { left: 30%; top: 30%; }
 .network-node.node-2 { left: 70%; top: 30%; }
 .network-node.node-3 { left: 50%; top: 50%; }
 .network-node.node-4 { left: 30%; top: 70%; }
 .network-node.node-5 { left: 70%; top: 70%; }
 /* Use Cases */
.use-cases {
    background: var(--bg-tertiary);
}
 .use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
 .use-case-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    border: 1px solid var(--border);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
 .use-case-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
 .use-case-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}
 .use-case-card:hover .use-case-icon {
    background: var(--accent-light);
}
 .use-case-icon svg {
    width: 32px;
    height: 32px;
    color: var(--text-secondary);
    transition: color var(--transition-base);
}
 .use-case-card:hover .use-case-icon svg {
    color: var(--accent);
}
 .use-case-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}
 .use-case-card > p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}
 .use-case-list {
    list-style: none;
}
 .use-case-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}
 .use-case-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
}
 /* Privacy Section */
.privacy {
    background: linear-gradient(135deg, #0b0d12 0%, #111827 100%);
    color: white;
}
 .privacy .section-label {
    color: #60a5fa;
}
 .privacy .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}
 .privacy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
 .privacy-text h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 20px;
}
 .privacy-text p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 1.0625rem;
}
 .privacy-checklist {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
 .privacy-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.5s ease;
}
 .privacy-item.visible {
    opacity: 1;
    transform: translateX(0);
}
 .privacy-item:last-child {
    border-bottom: none;
}
 .privacy-check {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
 .privacy-check svg {
    width: 16px;
    height: 16px;
    color: white;
}
 .privacy-item span {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}
 /* Roadmap */
.roadmap {
    background: var(--bg-secondary);
}
 .roadmap-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}
 .roadmap-item {
    display: flex;
    gap: 24px;
    padding: 32px;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}
 .roadmap-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--text-tertiary);
}
 .roadmap-item.in-progress::before {
    background: linear-gradient(180deg, #22c55e 0%, #16a34a 100%);
}
 .roadmap-item.fine-tuning::before {
    background: linear-gradient(180deg, #0071e3 0%, #16a34a 100%);
}
 .roadmap-item.planned::before {
    background: linear-gradient(180deg, #0071e3 0%, #005bb5 100%);
}
 .roadmap-item.exploring::before {
    background: rgba(134, 134, 139, 0.8);
}
 .roadmap-item:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
 .roadmap-content {
    flex: 1;
}
 .roadmap-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
}
 .roadmap-content p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}
 .roadmap-badge {
    padding: 8px 12px;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    height: fit-content;
}
 .roadmap-badge.in-progress {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}
 .roadmap-badge.fine-tuning {
    background: linear-gradient(
        135deg,
        rgba(0, 113, 227, 0.12) 0%,
        rgba(34, 197, 94, 0.12) 100%
    );
    color: var(--text-primary);
}
 .roadmap-badge.planned {
    background: var(--accent-light);
    color: var(--accent);
}
 .roadmap-badge.exploring {
    background: rgba(0, 0, 0, 0.06);
    color: var(--text-secondary);
}
 /* Vision Section */
.vision {
    background: var(--bg-tertiary);
    text-align: center;
}
 .vision-content {
    max-width: 800px;
    margin: 0 auto;
}
 .vision-quote {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
    line-height: 1.6;
    margin-bottom: 32px;
    color: var(--text-primary);
}
 .vision-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.0625rem;
    margin-bottom: 24px;
}
 .vision-location {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.875rem;
}
 /* Contact Section */
.contact {
    background: var(--bg-secondary);
}
 .contact-container {
    max-width: 600px;
    margin: 0 auto;
}
 .contact-form {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}
 .form-group {
    margin-bottom: 24px;
}
 .form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}
 .form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-secondary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}
 .form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-light);
}
 .form-textarea {
    resize: vertical;
    min-height: 120px;
}
 .form-submit {
    width: 100%;
    padding: 16px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}
 .form-submit:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-md);
}
 .contact-email {
    text-align: center;
    margin-top: 32px;
    color: var(--text-secondary);
}
 .contact-email a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}
 .contact-email a:hover {
    text-decoration: underline;
}
 /* Footer */
.footer {
    padding: 48px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border);
}
 .footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
 .footer-copy {
    color: var(--text-tertiary);
    font-size: var(--text-xs);
}
 .footer-links {
    display: flex;
    align-items: center;
    gap: 16px;
}
 .footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--text-xs);
    transition: color var(--transition-fast);
}
 .footer-links a:hover {
    color: var(--text-primary);
}
 /* Animations */
 @keyframes scanPulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}
 @keyframes scanDown {
    0% {
        top: 0;
    }
    100% {
        top: 100%;
    }
}
 .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
 .reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
 @media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}
 /* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
     .hero-content {
        order: 1;
    }
     .hero-visual {
        order: 2;
        max-width: 500px;
        margin: 0 auto;
    }
     .hero-subtitle {
        margin: 0 auto 32px;
    }
     .hero-buttons {
        justify-content: center;
    }
     .hero-meta {
        justify-content: center;
    }
     .features-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
     .tech-grid {
        grid-template-columns: 1fr;
    }
     .privacy-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}
 @media (max-width: 768px) {
    .nav {
        padding: 0 24px;
    }
     .nav-links {
        display: none;
    }
     .nav-mobile-toggle {
        display: block;
    }
     .hero,
    .section {
        padding-left: 24px;
        padding-right: 24px;
    }
     .hero {
        padding-top: 120px;
    }
     .hero-buttons {
        flex-direction: column;
    }
     .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
     .contact-form {
        padding: 32px 24px;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}
 /* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(250, 250, 250, 0.98);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    padding: 24px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 999;
}
 .mobile-nav.active {
    display: block;
}
 .mobile-nav a {
    display: block;
    padding: 16px 0;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.125rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
 .mobile-nav a:last-child {
    border-bottom: none;
}

/* Honeypot field: hidden from users */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}