/* Copyright Quad4 2026
 * SPDX-License-Identifier: 0BSD
 */

:root {
  --bg: #12161c;
  --bg-elevated: #1a1f27;
  --panel: #0d1014;
  --border: #2a3340;
  --text: #e6eaf0;
  --muted: #8b95a5;
  --accent: #6ea8fe;
  --accent-dim: rgba(110, 168, 254, 0.12);
  --danger: #f85149;
  --ok: #3fb950;
  --warn: #d4a72c;
  --sans: system-ui, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Menlo, Consolas, "Liberation Mono",
    monospace;
  --radius: 4px;
}

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

html {
  scrollbar-width: thin;
  scrollbar-color: #3a465b #0b0f14;
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-track {
  background: #0b0f14;
}

*::-webkit-scrollbar-thumb {
  background: #3a465b;
  border-radius: 6px;
  border: 2px solid #0b0f14;
}

*::-webkit-scrollbar-thumb:hover {
  background: #4a5c77;
}

*::-webkit-scrollbar-corner {
  background: #0b0f14;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  padding-top: max(0.75rem, env(safe-area-inset-top, 0));
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.site-nav .brand {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
}

.site-nav .brand:hover {
  text-decoration: none;
  color: var(--accent);
}

.site-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.site-nav .nav-links a {
  color: var(--muted);
  font-size: 0.875rem;
  padding: 0.35rem 0.4rem;
  min-height: 2.25rem;
  display: inline-flex;
  align-items: center;
}

.site-nav .nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

.site-nav .nav-links a.nav-cta {
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius);
}

.site-nav .nav-links a.nav-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.status {
  font-size: 0.8rem;
  color: var(--muted);
  font-family: var(--mono);
}

.status.err {
  color: var(--danger);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  border-color: var(--accent);
  text-decoration: none;
  color: var(--text);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #0b1220;
  font-weight: 600;
}

.btn-primary:hover {
  color: #0b1220;
  filter: brightness(1.05);
}

.btn-ghost {
  background: transparent;
}

.landing-hero {
  max-width: 44rem;
  padding: 4rem 1.25rem 3rem;
}

.hero-brand {
  margin: 0 0 0.75rem;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero-headline {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--muted);
}

.hero-lede {
  margin: 0 0 1.5rem;
  color: var(--muted);
  max-width: 36rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.landing-section {
  padding: 0 1.25rem 3rem;
  max-width: 44rem;
  border-top: none;
}

.landing-section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.landing-section p {
  margin: 0;
  color: var(--muted);
}

.landing-section p + .landing-steps,
.landing-section p + .codebox,
.landing-section .landing-steps + .codebox,
.landing-section .codebox + .landing-note {
  margin-top: 1rem;
}

.landing-steps {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.landing-steps li {
  margin: 0.35rem 0;
}

.landing-steps code,
.landing-section code,
.landing-note code {
  font-family: var(--mono);
  font-size: 0.85em;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.35rem;
}

.landing-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.codebox {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.codebox-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.codebox-label {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.codebox pre {
  margin: 0;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--text);
}

.codebox code {
  font-family: inherit;
  font-size: inherit;
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

.site-footer {
  padding: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  max-width: 44rem;
}

@media (max-width: 640px) {
  .landing-hero {
    padding-top: 2.5rem;
  }

  .hero-brand {
    font-size: 1.65rem;
  }

  .site-nav {
    flex-wrap: wrap;
    padding-left: 0.85rem;
    padding-right: 0.85rem;
  }

  .hero-ctas .btn {
    flex: 1 1 auto;
    min-height: 2.6rem;
  }
}