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

:root {
    --bg: #0a0a0b;
    --bg-elevated: #141418;
    --bg-card: #1a1a20;
    --bg-accent: #111115;
    --text: #e8e8ec;
    --text-secondary: #9898a4;
    --text-muted: #6a6a78;
    --brand: #4f8eff;
    --brand-hover: #6da1ff;
    --brand-dim: rgba(79, 142, 255, 0.12);
    --border: #2a2a32;
    --border-light: #1e1e26;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    --max-width: 1140px;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: var(--brand);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--brand-hover);
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(10, 10, 11, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    padding: 12px 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 32px;
    width: auto;
    display: block;
    transition: opacity 0.2s ease;
}

.logo:hover .logo-img {
    opacity: 0.85;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-cta {
    background: var(--brand);
    color: #fff !important;
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.2s ease !important;
}

.nav-cta:hover {
    background: var(--brand-hover);
    color: #fff !important;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.2s ease;
}

.hero {
    padding: 180px 0 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--brand-dim) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--brand);
    background: var(--brand-dim);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 28px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--brand);
}

.hero-sub {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--brand);
    color: #fff;
}

.btn-primary:hover {
    background: var(--brand-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(79, 142, 255, 0.3);
}

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

.btn-outline:hover {
    border-color: var(--text-secondary);
    color: var(--text);
    transform: translateY(-1px);
}

.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--bg-elevated);
}

.section-accent {
    background: var(--bg-accent);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto;
}

.grid {
    display: grid;
    gap: 24px;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.card:hover {
    border-color: var(--border);
    transform: translateY(-2px);
}

.card-icon {
    width: 40px;
    height: 40px;
    color: var(--brand);
    margin-bottom: 20px;
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.65;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.platform-feature {
    padding: 28px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    transition: border-color 0.2s ease;
}

.platform-feature:hover {
    border-color: var(--brand-dim);
}

.platform-feature h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 10px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--brand);
}

.platform-feature p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.65;
}

.platform-cta {
    text-align: center;
    margin-top: 48px;
}

.industry-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: border-color 0.2s ease;
}

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

.industry-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.industry-card p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.65;
}

.why-item {
    text-align: center;
    padding: 24px;
}

.why-item h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.why-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 64px;
    flex-wrap: wrap;
}

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

.contact-item h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.contact-item a {
    font-size: 1.05rem;
    font-weight: 500;
}

footer {
    border-top: 1px solid var(--border-light);
    padding: 48px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 4px;
}

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

.footer-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-top: 24px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-align: center;
}

@media (max-width: 1024px) {
    .grid-3,
    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--bg-elevated);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
    }

    .nav-links.open {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero {
        padding: 140px 0 80px;
    }

    .hero-sub {
        font-size: 1rem;
    }

    .grid-3,
    .grid-2,
    .platform-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        gap: 36px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }

    .section {
        padding: 72px 0;
    }

    .section-header {
        margin-bottom: 48px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 64px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        justify-content: center;
    }
}