:root {
  --bg: #ffffff;
  --bg-alt: #f4f6fa;
  --surface: #ffffff;
  --border: #e3e7ef;
  --text: #0b1220;
  --text-dim: #4a5568;
  --accent: #00a3a3;
  --accent-2: #4f46e5;
  --shadow: 0 1px 2px rgba(11, 18, 32, 0.04), 0 8px 24px rgba(11, 18, 32, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #070b14;
    --bg-alt: #0c1220;
    --surface: #0f1626;
    --border: #1d2638;
    --text: #e8edf6;
    --text-dim: #9aa6bb;
    --accent: #22d3c5;
    --accent-2: #818cf8;
    --shadow: none;
  }
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.logo b { color: var(--accent); font-weight: 700; }
.logo-mark { width: 28px; height: 28px; color: var(--text); }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14.5px; color: var(--text-dim); }
.nav-links a:not(.btn):hover { color: var(--text); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px; border-radius: 10px;
  background: var(--text); color: var(--bg);
  font-weight: 600; font-size: 15px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:hover { transform: translateY(-1px); opacity: 0.9; }
.btn-small { padding: 8px 16px; font-size: 14px; color: var(--bg) !important; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }

/* Hero */
.hero {
  padding: 112px 0 96px;
  background:
    radial-gradient(600px 300px at 85% 10%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%),
    radial-gradient(500px 280px at 10% 90%, color-mix(in srgb, var(--accent-2) 12%, transparent), transparent 70%);
}
.eyebrow {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent); margin-bottom: 16px;
}
h1 { font-size: clamp(38px, 6.5vw, 68px); line-height: 1.05; letter-spacing: -0.035em; font-weight: 700; }
.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { max-width: 620px; margin-top: 24px; font-size: 18.5px; color: var(--text-dim); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.xpu-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 56px; list-style: none; }
.xpu-row li {
  font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px;
  padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px;
  color: var(--text-dim); background: var(--surface);
}

/* Sections */
.section { padding: 96px 0; scroll-margin-top: 64px; }
.band { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; letter-spacing: -0.025em; font-weight: 700; }
h3 { font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  padding: 28px; box-shadow: var(--shadow);
}
.card-num { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px; color: var(--accent); margin-bottom: 18px; }
.card p { color: var(--text-dim); margin-top: 10px; font-size: 15px; }

.objectives { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; margin-top: 48px; }
.objective {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; box-shadow: var(--shadow);
}
.objective-lead {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background:
    radial-gradient(420px 220px at 100% 0%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%),
    var(--surface);
}
.objective-lead h3 { font-size: 24px; }
.objective p { color: var(--text-dim); margin-top: 10px; font-size: 15.5px; }
.tag {
  display: inline-block; margin-bottom: 16px;
  font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 4px 10px; border-radius: 999px;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.why { display: grid; grid-template-columns: 1fr 1.3fr; gap: 56px; align-items: start; }
.why-list { list-style: none; display: grid; gap: 18px; }
.why-list li { padding-left: 22px; position: relative; color: var(--text-dim); }
.why-list li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 8px; height: 8px; border-radius: 2px; background: var(--accent);
}
.why-list b { color: var(--text); font-weight: 600; }

/* Founders */
.founders { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 48px; }
.founder {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  padding: 28px; box-shadow: var(--shadow);
}
.avatar {
  flex: none; width: 64px; height: 64px; border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; font-size: 20px; letter-spacing: 0.02em;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
}
.avatar-alt {
  color: var(--accent-2);
  background: color-mix(in srgb, var(--accent-2) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent-2) 40%, transparent);
}
.founder .role { color: var(--accent); font-weight: 600; font-size: 14.5px; margin: 2px 0 8px; }
.founder p:last-child { color: var(--text-dim); font-size: 15px; }

/* Contact */
.contact { text-align: center; }
.contact-inner p { color: var(--text-dim); margin: 14px 0 28px; font-size: 17px; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 28px 0; color: var(--text-dim); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

@media (max-width: 820px) {
  .cards, .founders, .why, .objectives { grid-template-columns: 1fr; }
  .why { gap: 28px; }
  .section { padding: 72px 0; }
  .hero { padding: 80px 0 72px; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 16px; }
  .nav-links a:not(.btn) { display: none; }
  .founder { flex-direction: column; }
}