:root{
  --tb-blue:#178BCA;
  --tb-blue-light:#39BDF8;
  --tb-blue-mid:#259FDC;
  --tb-teal:#0EA5BC;
  --bg-0:#0b0c10;
  --bg-1:#0d0f16;
  --text:#ffffff;
  --muted: rgba(255,255,255,0.75);
  --soft: rgba(255,255,255,0.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,var(--bg-0),var(--bg-1),var(--bg-0));color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.container{max-width:1120px;margin:0 auto;padding:0 16px}
.row{display:flex;gap:10px}
.space-between{justify-content:space-between}
.align-center{align-items:center}
.gap{gap:12px}
.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}
.wfull{width:100%}
.muted{color:var(--muted)}
.small{font-size:12px}

/* NAV */
.nav{position:sticky;top:0;z-index:40;background:rgba(0,0,0,0.35);backdrop-filter:blur(8px);border-bottom:1px solid var(--soft)}
.nav-inner{height:90px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:14px}
.brand-logo{width:75px;height:75px;border-radius:0;object-fit:contain;display:block}
.brand-wordmark{font-weight:800;letter-spacing:2px;font-size:22px;color:var(--tb-blue-mid)}
.nav-links{display:none;gap:20px}
@media(min-width:1000px){.nav-links{display:flex}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;border:1px solid var(--soft);font-weight:600}
.btn-primary{background:linear-gradient(90deg,var(--tb-blue),var(--tb-teal));border-color:transparent;box-shadow:0 6px 18px rgba(14,165,188,0.2)}
.btn-ghost{background:rgba(255,255,255,0.05)}

/* HERO */
.hero{padding:72px 0 48px}
.hero-inner{text-align:center;max-width:1000px;margin:0 auto}
.eyebrow{display:inline-block;padding:8px 14px;border-radius:16px;background:rgba(255,255,255,0.06);border:1px solid var(--soft);font-size:16px;color:rgba(255,255,255,0.9)}
.eyebrow-nt8{color:#fff;font-weight:700}
.headline{margin:12px 0 8px;font-size:72px;line-height:1.05;font-weight:900;letter-spacing:2px;word-spacing:2px;color:var(--tb-blue-mid);background:none}
.subhead{color:var(--muted);max-width:860px;margin:0 auto}
.cta-row{margin-top:20px;display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.hero-logo-wrap{display:flex;justify-content:center}
.hero-logo{margin-top:24px;width:min(140px,14vw);border-radius:0;object-fit:contain;display:block}

/* HUD Demo */
.hud-demo{padding:24px 0 12px}
.card{background:rgba(255,255,255,0.06);border:1px solid var(--soft);border-radius:18px;padding:18px}
.badge{padding:6px 10px;border-radius:999px;border:1px solid var(--soft);font-size:12px;background:rgba(255,255,255,0.04)}
.live-pill{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:#20e0a0}
.live-pill .dot{width:10px;height:10px;border-radius:50%;background:#20e0a0;box-shadow:0 0 0 4px rgba(32,224,160,0.2);animation:pulse 1.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(32,224,160,0.4)}70%{box-shadow:0 0 0 10px rgba(32,224,160,0)}100%{box-shadow:0 0 0 0 rgba(32,224,160,0)}}
.grid3{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:720px){.grid3{grid-template-columns:repeat(3,1fr)}}
.kv{background:rgba(255,255,255,0.05);border:1px solid var(--soft);border-radius:12px;padding:12px}
.kv .k{color:var(--muted);font-size:13px}
.kv .v{margin-top:4px;font-size:20px;font-weight:700}
.sparkline{height:120px;background:rgba(255,255,255,0.05);border:1px solid var(--soft);border-radius:12px;padding:8px}
.sparkline svg{width:100%;height:100%}
.sparkline .grid{stroke:rgba(255,255,255,0.08)}
.sparkline .line{stroke:var(--tb-blue)}
.sparkline .pt{fill:var(--tb-blue)}
.note{margin-top:10px;color:rgba(255,255,255,0.55);font-size:12px}

/* Sections */
.features,.arch,.faq,.pricing,.cta{padding:54px 0}
.section-title{text-align:center;font-size:34px;font-weight:800;text-transform:uppercase;letter-spacing:1px}
.section-sub{text-align:center;color:var(--muted);max-width:860px;margin:8px auto 0}
.grid4{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:900px){.grid4{grid-template-columns:repeat(4,1fr)}}
.feature h3{margin:0 0 6px;font-size:18px}
.feature p{color:var(--muted)}

/* CTA */
.cta-inner{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:900px){.cta-inner{grid-template-columns:1.2fr 0.8fr}}
.form input{width:100%;padding:12px;margin:6px 0;border-radius:12px;border:1px solid var(--soft);background:rgba(255,255,255,0.05);color:var(--text)}
.fine{margin-top:6px;color:rgba(255,255,255,0.55);font-size:12px}
.mini-logo{width:64px;height:64px;object-fit:contain}
.mini-logo-footer{width:48px;height:48px;object-fit:contain}
.company{color:var(--tb-blue-mid)}

/* Footer */
.footer{border-top:1px solid var(--soft);padding:22px 0}

/* Mobile header: stacked brand + CTA */
@media (max-width: 600px) {
  .site-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 12px 16px 8px;
  }
  .site-header .brand { font-size: 22px; line-height: 1.1; }
  .site-header .cta { width: 100%; max-width: 360px; }
}

/* Mobile polish */
@media (max-width: 480px){
  .container{ padding: 0 14px; }
  .nav-inner{ height: 64px; }
  .brand-logo{ width: 48px; height: 48px; }
  .brand-wordmark{ font-size: 18px; letter-spacing: 1px; }
  .hero{ padding: 48px 0 36px; }
  .eyebrow{ font-size: 13px; padding: 6px 10px; border-radius: 14px; }
  .headline{ font-size: 44px; margin: 8px 0 6px; line-height: 1.05; }
  .subhead{ font-size: 16px; line-height: 1.5; }
  .hero-logo{ width: min(220px, 60vw); margin-top: 18px; }
  .cta-row{ gap: 10px; }
  .btn{ width: 100%; padding: 12px 16px; }
  .card{ padding: 14px; border-radius: 14px; }
  .kv .v{ font-size: 18px; }
  .grid3, .grid4{ gap: 10px; }
  .mini-logo{ width: 48px; height: 48px; }
  .mini-logo-footer{ width: 40px; height: 40px; }
}