:root {
    --bg:        #0c0c0c;
    --bg-2:      #111111;
    --surface:   #161616;
    --surface-2: #1c1c1c;
    --border:    #2a2a2a;
    --border-2:  #383838;
    --text:      #e8e8e8;
    --text-2:    #a3a3a3;
    --text-3:    #6b7280;
    --accent:    #4f6ef7;
    --accent-h:  #6b86ff;
    --accent-soft: rgba(79, 110, 247, 0.15);
    --radius:    10px;
    --radius-lg: 16px;
    --maxw:      1120px;
    color-scheme: dark;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

img, svg { display: block; max-width: 100%; }

.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ── Header ─────────────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(12, 12, 12, 0.85);
    backdrop-filter: saturate(120%) blur(8px);
    -webkit-backdrop-filter: saturate(120%) blur(8px);
    border-bottom: 1px solid var(--border);
}

.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.01em;
}
.brand-mark { flex-shrink: 0; }
.brand-name { font-size: 1.05rem; }

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}
.site-nav a {
    color: var(--text-2);
    font-size: 0.92rem;
    transition: color 0.15s ease;
}
.site-nav a:hover { color: var(--text); }

.nav-cta {
    background: var(--accent);
    color: #fff !important;
    padding: 8px 14px;
    border-radius: 8px;
    font-weight: 500;
    transition: background 0.15s ease;
}
.nav-cta:hover { background: var(--accent-h); }

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
    padding: 96px 0 80px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse at top right, rgba(79, 110, 247, 0.18), transparent 60%),
        radial-gradient(ellipse at bottom left, rgba(79, 110, 247, 0.08), transparent 55%),
        var(--bg);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 64px;
    align-items: center;
}

.eyebrow {
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 14px;
}
.eyebrow.center { text-align: center; }

.hero h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 22px;
}

.lede {
    font-size: 1.12rem;
    color: var(--text-2);
    max-width: 560px;
    margin-bottom: 28px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 20px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover { background: var(--accent-h); }
.btn-secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border-2);
}
.btn-secondary:hover { border-color: var(--text-2); }
.btn-lg { padding: 14px 26px; font-size: 1rem; }

.hero-stats {
    list-style: none;
    display: flex;
    gap: 36px;
    flex-wrap: wrap;
    padding-top: 28px;
    border-top: 1px solid var(--border);
}
.hero-stats li {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.stat-num {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ── Hub graphic ────────────────────────────────────────────────── */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hub-graphic {
    position: relative;
    width: 100%;
    max-width: 440px;
    aspect-ratio: 1;
}

.hub-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.hub-lines line {
    stroke: var(--accent);
    stroke-width: 1.5;
    stroke-linecap: round;
    opacity: 0.35;
}

.hub-core,
.hub-spoke {
    position: absolute;
    border-radius: 999px;
    background: var(--surface);
    border: 1px solid var(--border-2);
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(0,0,0,0.4);
}

.hub-core {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, var(--accent), var(--accent-h));
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
    padding: 16px 22px;
    z-index: 2;
    box-shadow: 0 0 0 6px rgba(79,110,247,0.18), 0 8px 24px rgba(0,0,0,0.5);
}

.hub-spoke {
    z-index: 1;
    transform: translate(-50%, -50%);
}
.spoke-1 { top: 8%;  left: 50%; }
.spoke-2 { top: 28%; left: 90%; }
.spoke-3 { top: 72%; left: 90%; }
.spoke-4 { top: 92%; left: 50%; }
.spoke-5 { top: 72%; left: 10%; }
.spoke-6 { top: 28%; left: 10%; }

/* ── Sections ───────────────────────────────────────────────────── */
.section {
    padding: 88px 0;
    border-top: 1px solid var(--border);
}
.section-alt {
    background: var(--bg-2);
}
.section-cta {
    background: linear-gradient(180deg, var(--bg-2), var(--bg));
}

.section-title {
    font-size: clamp(1.6rem, 2.6vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 14px;
    line-height: 1.2;
}

.section-lede {
    color: var(--text-2);
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
    font-size: 1.05rem;
}

/* ── Pillars ────────────────────────────────────────────────────── */
.pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 12px;
}
.pillar {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: border-color 0.2s ease, transform 0.2s ease;
}
.pillar:hover {
    border-color: var(--border-2);
    transform: translateY(-2px);
}
.pillar-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.pillar h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
}
.pillar p {
    color: var(--text-2);
    font-size: 0.95rem;
}

/* ── Capabilities ───────────────────────────────────────────────── */
.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.capability {
    background: var(--bg-2);
    padding: 28px 24px;
    transition: background 0.15s ease;
}
.capability:hover { background: var(--surface-2); }
.capability h3 {
    font-size: 1.02rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}
.capability h3::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: var(--accent);
    margin-right: 10px;
    transform: translateY(-2px);
}
.capability p {
    color: var(--text-2);
    font-size: 0.93rem;
}

/* ── Products ───────────────────────────────────────────────────── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.product {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px;
    transition: border-color 0.2s ease, transform 0.2s ease;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.product:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}
.product-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 16px;
    align-self: flex-start;
}
.product h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
}
.product p {
    color: var(--text-2);
    font-size: 0.93rem;
    flex: 1;
}
.product-link {
    display: inline-block;
    margin-top: 16px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent);
}
.product:hover .product-link { color: var(--accent-h); }
.product-soon {
    background: transparent;
    border-style: dashed;
}
.product-soon h3 { color: var(--text-2); }

/* ── CTA ────────────────────────────────────────────────────────── */
.cta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}
.cta-row .section-title { text-align: left; margin-bottom: 8px; }
.cta-row .section-lede  { text-align: left; margin: 0; max-width: 520px; }

/* ── Footer ─────────────────────────────────────────────────────── */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 36px 0;
    background: var(--bg);
}
.footer-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.footer-brand {
    display: flex;
    align-items: baseline;
    gap: 12px;
}
.footer-tag { color: var(--text-3); font-size: 0.88rem; }
.footer-nav {
    display: flex;
    gap: 22px;
}
.footer-nav a {
    color: var(--text-2);
    font-size: 0.9rem;
}
.footer-nav a:hover { color: var(--text); }
.footer-meta { color: var(--text-3); font-size: 0.84rem; }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .hero { padding: 64px 0 56px; }
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { order: -1; }
    .hub-graphic { max-width: 360px; }
    .pillars,
    .capability-grid,
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-row { flex-direction: column; align-items: flex-start; }
    .cta-row .section-title,
    .cta-row .section-lede { text-align: left; }
}

@media (max-width: 600px) {
    .container { padding: 0 18px; }
    .site-nav { gap: 16px; }
    .site-nav a:not(.nav-cta) { display: none; }
    .hero { padding: 48px 0 40px; }
    .hero-stats { gap: 24px; }
    .section { padding: 64px 0; }
    .pillars,
    .capability-grid,
    .products-grid { grid-template-columns: 1fr; }
    .hub-graphic { max-width: 300px; }
    .hub-spoke { font-size: 0.78rem; padding: 8px 11px; }
    .hub-core { padding: 12px 16px; font-size: 0.8rem; }
    .footer-row { flex-direction: column; align-items: flex-start; }
}