:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-alt: #f5f6f8;
  --fg: #1b1d22;
  --muted: #5b616e;
  --border: #e2e5ea;
  --accent: #d6262f;
  --accent-fg: #ffffff;
  --link: #1a5fd0;
  --radius: 12px;
  --max: 46rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317;
    --bg-alt: #1a1d23;
    --fg: #e8eaee;
    --muted: #a0a6b2;
    --border: #2a2e36;
    --accent: #ff5a5f;
    --accent-fg: #111317;
    --link: #7fb0ff;
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-size: 1.0625rem;
  line-height: 1.65;
}

a { color: var(--link); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.brand span { color: var(--accent); }
.site-nav { display: flex; gap: 1.25rem; font-size: 0.95rem; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--fg); }

/* Main */
main { padding: 2.5rem 0 3rem; }

h1, h2, h3 { line-height: 1.25; letter-spacing: -0.015em; }
h1 { font-size: 2.1rem; margin: 0 0 0.5rem; }
h2 { font-size: 1.35rem; margin: 2.25rem 0 0.6rem; }
h3 { font-size: 1.1rem; margin: 1.5rem 0 0.4rem; }

p, ul, ol { margin: 0 0 1rem; }
ul, ol { padding-left: 1.3rem; }
li { margin-bottom: 0.35rem; }

.lead { font-size: 1.2rem; color: var(--muted); margin-bottom: 1.5rem; }
.meta { color: var(--muted); font-size: 0.95rem; }

.hero {
  padding: 1rem 0 0.5rem;
}
.hero h1 { font-size: 2.6rem; }

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin: 1.25rem 0;
}
.card > :last-child { margin-bottom: 0; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}
.features .card { margin: 0; }
.features h3 { margin-top: 0; }

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  margin: 0 0.5rem 0.5rem 0;
}
.button.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.05em 0.35em;
  word-break: break-word;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.25rem;
  font-size: 0.97rem;
}
th, td {
  text-align: left;
  vertical-align: top;
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid var(--border);
}
th { background: var(--bg-alt); font-weight: 600; }
.table-scroll { overflow-x: auto; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.92rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  padding-bottom: 1.5rem;
}
.site-footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }

@media (max-width: 34rem) {
  body { font-size: 1rem; }
  h1 { font-size: 1.75rem; }
  .hero h1 { font-size: 2.1rem; }
  main { padding-top: 1.75rem; }
}

.brand { display:inline-flex; align-items:center; gap:10px; }
.brand-logo { width:28px; height:28px; border-radius:7px; }