:root {
  --bg: #0d1117;
  --bg-raise: #161b22;
  --bg-inset: #010409;
  --border: #30363d;
  --text: #e6edf3;
  --text-dim: #8b949e;
  --accent: #58a6ff;
  --add: #3fb950;
  --add-bg: rgba(46, 160, 67, 0.15);
  --del: #f85149;
  --del-bg: rgba(248, 81, 73, 0.15);
  --mono: ui-monospace, 'Cascadia Code', 'SF Mono', Menlo, Consolas, monospace;
  --sans: -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --bg-raise: #f6f8fa;
    --bg-inset: #f6f8fa;
    --border: #d0d7de;
    --text: #1f2328;
    --text-dim: #59636e;
    --accent: #0969da;
    --add: #1a7f37;
    --add-bg: #dafbe1;
    --del: #cf222e;
    --del-bg: #ffebe9;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 960px; margin: 0 auto; padding: 0 1.25rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--mono); font-size: 0.9em; }
pre {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
}
code:not(pre code) {
  background: var(--bg-raise);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 0;
}
.logo { font-family: var(--mono); font-weight: 700; font-size: 1.15rem; color: var(--text); }
.logo .tld { color: var(--text-dim); font-weight: 400; }
nav.site a { margin-left: 1.25rem; color: var(--text-dim); font-size: 0.95rem; }
nav.site a:hover { color: var(--text); text-decoration: none; }
nav.site a.cta { color: var(--accent); font-weight: 600; }

.hero { padding: 4.5rem 0 3rem; text-align: left; }
.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.hero .sub { font-size: 1.2rem; color: var(--text-dim); max-width: 42rem; margin: 0 0 2rem; }

.diffline { font-family: var(--mono); white-space: pre; display: block; }
.diffline.add { color: var(--add); background: var(--add-bg); }
.diffline.del { color: var(--del); background: var(--del-bg); }
.diffline.ctx { color: var(--text-dim); }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.65rem 1.3rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--sans);
}
.btn:hover { filter: brightness(1.1); text-decoration: none; }
.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn.small { padding: 0.35rem 0.8rem; font-size: 0.88rem; }
.btn.danger { background: transparent; border: 1px solid var(--border); color: var(--del); }

section { padding: 2.5rem 0; }
section h2 { font-size: 1.6rem; margin: 0 0 1.25rem; letter-spacing: -0.01em; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
.card {
  background: var(--bg-raise);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
}
.card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--text-dim); font-size: 0.95rem; }

.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }
.price-card { position: relative; }
.price-card .price { font-size: 2.2rem; font-weight: 700; margin: 0.25rem 0; }
.price-card .price span { font-size: 1rem; color: var(--text-dim); font-weight: 400; }
.price-card ul { list-style: none; padding: 0; margin: 1rem 0; }
.price-card li { padding: 0.3rem 0; color: var(--text); font-size: 0.95rem; }
.price-card li::before { content: '+ '; color: var(--add); font-family: var(--mono); font-weight: 700; }
.badge {
  position: absolute; top: -0.7rem; right: 1rem;
  background: var(--accent); color: #fff;
  font-size: 0.75rem; font-weight: 700;
  padding: 0.15rem 0.6rem; border-radius: 999px;
}

form.stack { display: flex; flex-direction: column; gap: 0.75rem; max-width: 24rem; }
input[type='email'], input[type='password'], input[type='text'], input[type='url'] {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.6rem 0.8rem;
  font-size: 1rem;
  font-family: var(--sans);
  width: 100%;
}
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
label { font-size: 0.88rem; color: var(--text-dim); }
.error { color: var(--del); font-size: 0.92rem; min-height: 1.2em; margin: 0; }
.success { color: var(--add); font-size: 0.92rem; }

footer.site {
  border-top: 1px solid var(--border);
  margin-top: 3rem;
  padding: 2rem 0;
  color: var(--text-dim);
  font-size: 0.9rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
}
footer.site a { color: var(--text-dim); margin-right: 1rem; }

table.data { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
table.data th, table.data td { text-align: left; padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--border); }
table.data th { color: var(--text-dim); font-weight: 600; font-size: 0.85rem; }

.muted { color: var(--text-dim); }
.mono { font-family: var(--mono); }
.pill {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  border-radius: 999px; padding: 0.1rem 0.6rem;
  border: 1px solid var(--border); color: var(--text-dim);
}
.pill.active { color: var(--add); border-color: var(--add); }
.pill.failing { color: var(--del); border-color: var(--del); }
.pill.pro { color: var(--accent); border-color: var(--accent); }

.tabs { display: flex; gap: 0.25rem; border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; flex-wrap: wrap; }
.tabs button {
  background: none; border: none; color: var(--text-dim);
  padding: 0.6rem 1rem; font-size: 0.95rem; cursor: pointer;
  border-bottom: 2px solid transparent; font-family: var(--sans);
}
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); }

dialog {
  background: var(--bg-raise); color: var(--text);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 1.5rem; max-width: 26rem; width: 90vw;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.6); }