:root {
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --bg-card: #ffffff;
  --fg: #0e1726;
  --fg-muted: #5a6b83;
  --fg-faint: #8b9bb0;
  --line: #e2e8f2;
  --accent: #1f6feb;
  --accent-soft: #e8f0fe;
  --ok: #14855f;
  --ok-soft: #e3f5ee;
  --warn: #b4690e;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --maxw: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f16;
    --bg-alt: #0f1520;
    --bg-card: #121a26;
    --fg: #e7edf5;
    --fg-muted: #9aabc0;
    --fg-faint: #67788e;
    --line: #1e2836;
    --accent: #4c8dff;
    --accent-soft: #14223a;
    --ok: #3ddc9a;
    --ok-soft: #10261f;
    --warn: #e0a44a;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 28px; height: 62px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 650; letter-spacing: -0.01em; color: var(--fg); }
.brand:hover { text-decoration: none; }
.brand svg { display: block; }
.nav-links { display: flex; gap: 22px; margin-left: 8px; }
.nav-links a { color: var(--fg-muted); font-size: 14.5px; }
.nav-links a:hover { color: var(--fg); text-decoration: none; }
.nav-spacer { flex: 1; }
.nav-cta { display: flex; align-items: center; gap: 14px; }

.btn {
  display: inline-block; padding: 9px 17px; border-radius: 8px;
  font-size: 14.5px; font-weight: 550; border: 1px solid transparent;
  transition: background .15s, border-color .15s;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 86%, #000); }
.btn-ghost { border-color: var(--line); color: var(--fg); }
.btn-ghost:hover { background: var(--bg-alt); }

/* ---------- hero ---------- */
.hero { padding: 92px 0 68px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft);
  padding: 5px 12px; border-radius: 100px; margin-bottom: 22px;
}
h1 {
  font-size: clamp(34px, 5.2vw, 54px); line-height: 1.1; letter-spacing: -0.025em;
  margin: 0 0 20px; font-weight: 680; max-width: 17ch;
}
.lede { font-size: clamp(17px, 2vw, 19.5px); color: var(--fg-muted); max-width: 60ch; margin: 0 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero-note { font-size: 13.5px; color: var(--fg-faint); margin-top: 18px; }

/* ---------- edge widget ---------- */
.edge-card {
  margin-top: 52px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card); overflow: hidden;
}
.edge-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 13px 18px; border-bottom: 1px solid var(--line); background: var(--bg-alt);
  font-size: 13px; color: var(--fg-muted);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); flex: none;
       box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 22%, transparent); }
.edge-head strong { color: var(--fg); font-weight: 600; }
.edge-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(165px, 1fr)); }
.edge-cell { padding: 18px; border-right: 1px solid var(--line); border-top: 1px solid transparent; }
.edge-cell:last-child { border-right: none; }
.edge-k { font-size: 11.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 6px; }
.edge-v { font-family: var(--mono); font-size: 15px; color: var(--fg); word-break: break-word; }

/* ---------- sections ---------- */
section { padding: 72px 0; border-top: 1px solid var(--line); }
section.plain { border-top: none; }
.sec-head { max-width: 62ch; margin-bottom: 40px; }
h2 { font-size: clamp(25px, 3.4vw, 33px); letter-spacing: -0.02em; margin: 0 0 12px; font-weight: 660; }
h3 { font-size: 17.5px; margin: 0 0 8px; font-weight: 620; letter-spacing: -0.01em; }
.sec-head p { color: var(--fg-muted); margin: 0; font-size: 17px; }

.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 22px; }
.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; background: var(--bg-card);
}
.card p { color: var(--fg-muted); margin: 0; font-size: 15px; }
.card .ico { color: var(--accent); margin-bottom: 14px; display: block; }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 26px; }
.stat-n { font-size: 33px; font-weight: 680; letter-spacing: -0.02em; }
.stat-l { color: var(--fg-muted); font-size: 14.5px; }

/* ---------- table ---------- */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); }
th { background: var(--bg-alt); font-weight: 600; font-size: 12.5px; letter-spacing: .04em;
     text-transform: uppercase; color: var(--fg-muted); }
tbody tr:last-child td { border-bottom: none; }
td.mono, .mono { font-family: var(--mono); }
.pill {
  display: inline-block; padding: 2px 9px; border-radius: 100px; font-size: 12px;
  font-weight: 600; background: var(--ok-soft); color: var(--ok);
}
.pill.warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }

/* ---------- code ---------- */
pre {
  background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; overflow-x: auto; font-family: var(--mono); font-size: 13.5px;
  line-height: 1.65; margin: 0;
}
code { font-family: var(--mono); font-size: 0.92em; }
p code, li code, td code { background: var(--bg-alt); padding: 1px 5px; border-radius: 4px; }

/* ---------- pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 22px; }
.plan { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--bg-card); display: flex; flex-direction: column; }
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan-name { font-size: 14px; font-weight: 640; letter-spacing: .03em; text-transform: uppercase; color: var(--fg-muted); }
.plan-price { font-size: 34px; font-weight: 680; letter-spacing: -0.025em; margin: 12px 0 2px; }
.plan-price span { font-size: 15px; font-weight: 450; color: var(--fg-muted); letter-spacing: 0; }
.plan ul { list-style: none; padding: 0; margin: 18px 0 24px; font-size: 14.5px; color: var(--fg-muted); }
.plan li { padding: 6px 0 6px 22px; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.plan .btn { margin-top: auto; text-align: center; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-alt); padding: 52px 0 34px; margin-top: 24px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 34px; }
.foot-grid h4 { font-size: 12.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-faint); margin: 0 0 14px; font-weight: 620; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; }
.foot-grid li { margin-bottom: 9px; }
.foot-grid a { color: var(--fg-muted); font-size: 14.5px; }
.foot-grid a:hover { color: var(--fg); }
.foot-about { color: var(--fg-muted); font-size: 14.5px; max-width: 34ch; margin: 12px 0 0; }
.foot-bottom {
  margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 14px; align-items: center;
  font-size: 13.5px; color: var(--fg-faint);
}
.foot-bottom .nav-spacer { flex: 1; }

/* ---------- misc pages ---------- */
.page { padding: 64px 0 28px; }
.page h1 { font-size: clamp(29px, 4vw, 40px); max-width: none; }
.prose { max-width: 74ch; }
.prose p, .prose li { color: var(--fg-muted); }
.prose h2 { font-size: 22px; margin-top: 42px; }
.prose h3 { margin-top: 28px; }
.updated { font-size: 13.5px; color: var(--fg-faint); }

.center-msg { text-align: center; padding: 120px 24px 90px; }
.center-msg .code { font-family: var(--mono); font-size: 68px; font-weight: 680; color: var(--accent); letter-spacing: -0.03em; }
.center-msg p { color: var(--fg-muted); max-width: 46ch; margin: 12px auto 26px; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 62px 0 48px; }
  section { padding: 56px 0; }
}