/* Self-hosted Inter (variable, upright). File dropped in by hand — see
   assets/fonts/README.md. No third-party font CDN on the public page. */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/InterVariable.ttf") format("truetype");
}

:root {
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --border: #E2E8F0;
  --text: #0F172A;
  --text-2: #475569;
  --slate: #334155;
  --accent: #2563EB;
  --accent-hover: #1D4ED8;
  --radius: 8px;
  --radius-sm: 6px;
  --maxw: 1080px;
  --font: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); color: var(--text);
  background: var(--bg); line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.btn {
  display: inline-block; background: var(--accent); color: #fff;
  font-weight: 600; padding: 10px 18px; border-radius: var(--radius-sm);
  border: none; cursor: pointer; font-family: var(--font); font-size: 0.95rem;
}
.btn:hover { background: var(--accent-hover); color: #fff; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10; background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.wordmark { font-weight: 700; letter-spacing: -0.02em; color: var(--slate); font-size: 1.05rem; }
.nav-actions { display: flex; align-items: center; gap: 20px; }
.nav-actions a.link { color: var(--text-2); font-weight: 600; font-size: 0.9rem; }

/* Hero */
.hero { padding: 72px 0 8px; }
.hero .eyebrow {
  text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.75rem;
  font-weight: 600; color: var(--accent); margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.08;
  letter-spacing: -0.02em; font-weight: 700; margin: 0 0 18px; max-width: 800px;
}
.hero .lede { font-size: 1.12rem; color: var(--text-2); max-width: 620px; margin: 0 0 28px; }
.btn-lg { font-size: 1rem; padding: 13px 24px; }
.video-frame {
  margin-top: 48px; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: var(--slate);
}
.video-frame video { display: block; width: 100%; height: auto; }

/* Bands + content sections */
.band { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-top: 64px; }
.band .wrap { padding-top: 56px; padding-bottom: 56px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.two-col h2, .built-for h2 { font-size: 1.4rem; letter-spacing: -0.01em; margin: 0 0 12px; }
.two-col p { color: var(--text-2); margin: 0; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 64px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 1rem; }
.card p { margin: 0; color: var(--text-2); font-size: 0.9rem; }
.built-for ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 32px; }
.built-for li { color: var(--text-2); }
.built-for strong { color: var(--text); }

/* CTA + form */
.cta { padding-top: 72px; }
.cta h2 { font-size: 1.8rem; letter-spacing: -0.02em; margin: 0 0 10px; }
.cta-sub { color: var(--text-2); max-width: 560px; margin: 0 0 28px; }
#access-form { max-width: 620px; }
#access-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
#access-form label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--text-2); margin-bottom: 16px; }
#access-form input, #access-form textarea {
  display: block; width: 100%; margin-top: 6px; font-family: var(--font);
  font-size: 0.95rem; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px;
}
#access-form input:focus, #access-form textarea:focus { outline: none; border-color: var(--accent); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; }
.form-msg { font-size: 0.9rem; margin-top: 14px; min-height: 1.2em; }
.form-msg.ok { color: #059669; }
.form-msg.err { color: #DC2626; }

/* Footer */
.footer { border-top: 1px solid var(--border); margin-top: 80px; color: var(--text-2); }
.footer .wrap { padding-top: 28px; padding-bottom: 40px; font-size: 0.8rem; }
.footer .disclaimer { margin-top: 8px; max-width: 640px; }

/* Responsive */
@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .two-col, .built-for ul { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-actions a.link { display: none; }
}
@media (max-width: 480px) {
  .cards { grid-template-columns: 1fr; }
  #access-form .row { grid-template-columns: 1fr; }
}