:root {
  --bg: #0e100f;
  --panel: #151716;
  --panel-2: #1b1e1c;
  --border: #2a2e2c;
  --text: #e9ece9;
  --muted: #a3ada8;
  --quiet: #c5cec9;
  --accent: #8fd6a2;
  --accent-soft: #8fd6a21f;
  --accent-2: #c9e7cf;
  --on-accent: #0f1f16;
  --warning: #f6dc85;
  --warning-bg: #2a2412;
  --warning-border: #6d5a22;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman", serif;
  --mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 70% 40% at 100% -10%, rgba(143, 214, 162, 0.14), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-2); }
a:hover { color: var(--accent); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  transform: translateY(-150%);
  background: var(--accent);
  color: var(--on-accent);
  padding: 0.6rem 0.9rem;
  border-radius: 0.6rem;
  font-weight: 650;
  text-decoration: none;
  z-index: 2;
}

.skip:focus { transform: none; }

.site-header,
main,
footer {
  width: min(1080px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0 0.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mark { flex: none; }

.eyebrow,
.brand-name { margin: 0; }

.eyebrow {
  color: var(--accent-2);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 600;
}

nav {
  display: flex;
  gap: 0.5rem;
}

nav a {
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

nav a:hover { border-color: var(--accent); color: var(--accent-2); }

.hero { padding: 1.5rem 0 0.5rem; }

h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; }

h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 1.08;
  text-wrap: balance;
}

h2 { margin: 0 0 0.4rem; font-size: 1.7rem; }
h3 { margin: 0; font-size: 1.35rem; }

.lede {
  max-width: 42rem;
  margin: 0 0 1.25rem;
  color: var(--quiet);
  font-size: 1.125rem;
}

#release-status,
#release-version,
.fallback { margin: 0.4rem 0; }

#release-status { max-width: 46rem; }

#release-version:empty { display: none; }

.preview {
  margin: 0 0 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--warning-border);
  border-radius: 0.8rem;
  background: var(--warning-bg);
  color: var(--warning);
  max-width: 46rem;
}

.fallback a { font-weight: 650; }

.section-head { margin: 2rem 0 1rem; max-width: 42rem; }
.section-head p { margin: 0; color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

@media (min-width: 800px) {
  .cards { grid-template-columns: 1fr 1fr; }
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  margin: 0;
  padding: 1.1rem 1.15rem 1.15rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 1rem;
}

.arch, .file-meta { margin: 0; color: var(--muted); }
.card > p { margin: 0; }

.match {
  align-self: flex-start;
  margin: 0;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-2);
  font-size: 0.78rem;
}

.download-slot { margin-top: auto; }

.download,
.download-slot button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 11rem;
  padding: 0.55rem 1rem;
  border-radius: 0.7rem;
  font: inherit;
  font-weight: 650;
  text-decoration: none;
}

.download {
  background: var(--accent);
  color: var(--on-accent);
}

.download:hover { color: var(--on-accent); filter: brightness(1.05); }

.download-slot button[disabled] {
  background: transparent;
  color: var(--quiet);
  border: 1px dashed var(--border);
  cursor: not-allowed;
}

.file-meta { font-size: 0.92rem; }

code {
  font-family: var(--mono);
  font-size: 0.86em;
  overflow-wrap: anywhere;
}

.file-meta code,
.card li code {
  background: var(--panel-2);
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
}

details { color: var(--muted); }

summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  cursor: pointer;
  color: var(--quiet);
}

.card ul, .notes ul { margin: 0.2rem 0 0; padding-left: 1.15rem; }
.card li + li, .notes li + li { margin-top: 0.35rem; }

.notes {
  margin-top: 1.5rem;
  padding: 1.15rem 1.2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 1rem;
}

.notes p { margin: 0 0 0.8rem; }
.notes p:last-child { margin-bottom: 0; }

footer {
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
}

footer p { margin: 0.3rem 0; }

@media (max-width: 720px) {
  .site-header { flex-direction: column; align-items: flex-start; }
  .download,
  .download-slot button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}

@media print {
  body { background: #fff; color: #111; }
  .card, .notes, nav a { border-color: #ccc; }
  .download { background: #111; color: #fff; }
}