/* Runu website — typography-first, dark with warm accents.
   Match com a identidade do app: laranja queimado #E85D3A, cream/dark surfaces. */

:root {
  --bg: #0a0a0b;
  --bg-elev: #141416;
  --ink: #fafafa;
  --ink-muted: #a1a1aa;
  --ink-subtle: #71717a;
  --orange: #e85d3a;
  --orange-soft: #f48563;
  --border: #28282c;
  --max-w: 720px;
}

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

html,
body {
  background: var(--bg);
  color: var(--ink);
  font-family:
    -apple-system, BlinkMacSystemFont, 'Inter', system-ui, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 120ms ease, color 120ms ease;
}
a:hover {
  border-bottom-color: var(--orange);
}

main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 64px 24px 96px;
}

/* ──────────────── Home ──────────────── */

.page-home main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 64px;
}

.hero {
  padding-top: 32px;
}

.kicker {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--ink);
}

.lede {
  font-size: 19px;
  color: var(--ink-muted);
  max-width: 560px;
  margin-bottom: 24px;
}

.comingsoon {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--orange);
  border: 1px solid var(--orange);
  padding: 8px 14px;
  border-radius: 999px;
}

.links h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-subtle);
  margin-bottom: 16px;
}

.links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.links a {
  font-size: 17px;
  display: inline-block;
}

footer {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  font-size: 14px;
  color: var(--ink-subtle);
}

/* ──────────────── Doc pages ──────────────── */

.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 24px 24px 0;
}

.topnav .brand {
  font-weight: 700;
  font-size: 17px;
  color: var(--ink);
  border: none;
}
.topnav .back {
  font-size: 14px;
  color: var(--ink-muted);
  border: none;
}
.topnav .back:hover {
  color: var(--orange);
}

.markdown {
  font-size: 16px;
  color: var(--ink);
}

.markdown .loading {
  color: var(--ink-subtle);
  text-align: center;
  margin-top: 80px;
}

.markdown h1 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
  line-height: 1.15;
}
.markdown h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 48px 0 12px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.markdown h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 8px;
  color: var(--ink);
}
.markdown p,
.markdown li {
  color: var(--ink-muted);
  margin-bottom: 14px;
}
.markdown strong {
  color: var(--ink);
  font-weight: 600;
}
.markdown ul,
.markdown ol {
  padding-left: 22px;
  margin-bottom: 14px;
}
.markdown li {
  margin-bottom: 6px;
}
.markdown code {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: 'SF Mono', Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
}
.markdown pre {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 14px 0;
}
.markdown pre code {
  border: none;
  background: transparent;
  padding: 0;
}
.markdown hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}
.markdown blockquote {
  border-left: 3px solid var(--orange);
  padding: 4px 16px;
  margin: 16px 0;
  color: var(--ink-muted);
  background: var(--bg-elev);
  border-radius: 0 8px 8px 0;
}
.markdown table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}
.markdown th,
.markdown td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--ink-muted);
}
.markdown th {
  background: var(--bg-elev);
  color: var(--ink);
  font-weight: 600;
}
.markdown a {
  color: var(--orange);
}

.callout {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--orange);
  padding: 12px 16px;
  border-radius: 8px;
  font-family: 'SF Mono', Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
  margin: 14px 0;
  color: var(--ink);
}

@media (max-width: 600px) {
  main {
    padding: 32px 20px 64px;
  }
  .topnav {
    padding: 16px 20px 0;
  }
}