/* SPDX-License-Identifier: BSD-2-Clause */
/* Copyright (c) 2026 REVYTECH, Inc. */
:root {
  --void: #070b14;
  --surface: #0f172a;
  --foam: #e2e8f0;
  --muted: #94a3b8;
  --text-strong: #f8fafc;
  --border: rgba(148, 163, 184, 0.22);
  --cyan: #22d3ee;
  --blue: #3b82f6;
  --navy: #0b1220;
  --term: #020617;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --topbar-h: 3.75rem;
  --glass: rgba(15, 23, 42, 0.72);
  --glass-border: rgba(148, 163, 184, 0.28);
  --glass-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--foam);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(59, 130, 246, 0.18), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(34, 211, 238, 0.12), transparent 50%),
    var(--void);
  line-height: 1.55;
}
a { color: var(--cyan); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: #67e8f9; }
code { font-family: var(--font-mono); font-size: 0.92em; }
.wrap { width: min(1120px, calc(100% - 2rem)); margin-inline: auto; }

.topbar {
  position: fixed;
  inset: 0.75rem 0 auto;
  z-index: 40;
  padding-inline: 0.75rem;
  pointer-events: none;
}
.topbar-inner {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--topbar-h);
  padding: 0.55rem 1rem;
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  background: var(--glass);
  backdrop-filter: blur(14px);
  box-shadow: var(--glass-shadow);
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-strong);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--foam);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--cyan); }

.hero {
  min-height: 92svh;
  display: grid;
  align-content: end;
  padding: calc(var(--topbar-h) + 2.5rem) 0 3rem;
}
.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.wordmark {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text-strong);
  line-height: 1;
}
.lede {
  max-width: 36rem;
  margin: 0 0 1.5rem;
  font-size: 1.15rem;
  color: var(--foam);
}
.ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.25rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.15rem;
  border-radius: 0.55rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: #2563eb; color: #fff; }
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--foam);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.domains {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.65rem;
  align-items: center;
}
.domains a { color: var(--muted); text-decoration: none; }
.domains a:hover { color: var(--cyan); }

.block { padding: 3.5rem 0; }
.block--alt { background: rgba(15, 23, 42, 0.55); border-block: 1px solid var(--border); }
.block h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin: 0 0 0.65rem;
  color: var(--text-strong);
}
.lead { max-width: 40rem; margin: 0 0 1.5rem; color: var(--muted); }
.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.cards li {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  background: var(--surface);
}
.cards h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--text-strong);
}
.cards p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.term {
  background: var(--term);
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 0.5rem;
  padding: 0.95rem 1.1rem;
  margin: 0 0 1rem;
  overflow-x: auto;
}
.term .bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.7rem;
  color: #94a3b8;
  font-size: 0.75rem;
  font-family: var(--font-mono);
}
.term .dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  display: inline-block;
}
.term .dot.r { background: #f87171; }
.term .dot.y { background: #fbbf24; }
.term .dot.g { background: #4ade80; }
.term pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.55;
  color: #e2e8f0;
  white-space: pre-wrap;
}
.term .m { color: #64748b; }
.term .b { color: #7dd3fc; }
.term .k { color: #22d3ee; }
.caption { margin: 0; color: var(--muted); font-size: 0.95rem; max-width: 40rem; }

footer {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.88rem;
}
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--cyan); }

@media (max-width: 700px) {
  .topbar-inner { flex-wrap: wrap; }
  .nav-links { width: 100%; gap: 0.5rem 0.85rem; }
  .hero { min-height: auto; padding-top: calc(var(--topbar-h) + 4rem); }
  .ctas .btn { width: 100%; }
}