:root {
  --bg: #0d1117;
  --bg-2: #131a24;
  --panel: #161d28;
  --panel-2: #1b2430;
  --line: #263041;
  --line-2: #313d52;
  --ink: #e6edf3;
  --ink-dim: #9fb0c3;
  --ink-faint: #6b7c91;
  --ember: #ff7a45;
  --ember-2: #ffb08a;
  --ember-dim: #c75a2e;
  --gold: #f2c14e;
  --cool: #58a6ff;
  --good: #3fb950;
  --bad: #f0586a;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 78% -8%, rgba(255,122,69,0.12), transparent 60%),
    radial-gradient(900px 500px at 5% 0%, rgba(88,166,255,0.07), transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ember-2); text-decoration: none; }
a:hover { color: var(--ember); text-decoration: underline; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.section { padding: 64px 0; border-top: 1px solid var(--line); }
.section:first-of-type { border-top: none; }

/* ---- top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(13,17,23,0.72);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand { font-family: var(--mono); font-weight: 600; letter-spacing: 0.2px; display: flex; align-items: center; gap: 10px; }
.brand .spark { color: var(--ember); }
.navlinks a { color: var(--ink-dim); font-size: 14px; margin-left: 20px; }
.navlinks a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 640px){ .navlinks { display:none; } }

/* ---- hero ---- */
.hero { padding: 86px 0 56px; text-align: center; }
.eyebrow {
  display: inline-block; font-family: var(--mono); font-size: 12.5px; letter-spacing: 1.6px;
  text-transform: uppercase; color: var(--ember); border: 1px solid var(--ember-dim);
  background: rgba(255,122,69,0.08); padding: 6px 14px; border-radius: 999px; margin-bottom: 26px;
}
.hero h1 { font-size: clamp(34px, 6vw, 60px); line-height: 1.05; margin: 0 0 18px; letter-spacing: -1.2px; }
.hero h1 .grad {
  background: linear-gradient(95deg, var(--ember), var(--gold));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.lede { font-size: clamp(17px, 2.4vw, 21px); color: var(--ink-dim); max-width: 720px; margin: 0 auto 30px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  font-family: var(--mono); font-size: 14px; padding: 11px 18px; border-radius: 9px; border: 1px solid var(--line-2);
  background: var(--panel-2); color: var(--ink); cursor: pointer; transition: 0.15s;
}
.btn:hover { border-color: var(--ember-dim); color: #fff; text-decoration: none; transform: translateY(-1px); }
.btn.primary { background: linear-gradient(95deg, var(--ember), var(--ember-dim)); border-color: transparent; color: #fff; font-weight: 600; }
.btn.primary:hover { box-shadow: 0 8px 24px rgba(255,122,69,0.28); }

/* ---- stat strip ---- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 48px; }
@media (max-width: 760px){ .stats { grid-template-columns: repeat(2,1fr); } }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px 16px; text-align: left; }
.stat .num { font-family: var(--mono); font-size: 26px; font-weight: 600; color: var(--ember-2); }
.stat .lbl { font-size: 12.5px; color: var(--ink-faint); margin-top: 4px; }

/* ---- headings ---- */
h2.sect { font-size: clamp(24px, 3.4vw, 34px); margin: 0 0 8px; letter-spacing: -0.6px; }
.sect-sub { color: var(--ink-dim); margin: 0 0 34px; max-width: 760px; }
.kicker { font-family: var(--mono); font-size: 12.5px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--ember); margin-bottom: 10px; }

/* ---- pipeline ---- */
.pipe { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: stretch; gap: 6px; }
@media (max-width: 860px){ .pipe { grid-template-columns: 1fr; } .pipe .arrow { transform: rotate(90deg); justify-self: center; } }
.pipe-node { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.pipe-node h4 { margin: 0 0 6px; font-size: 15px; }
.pipe-node p { margin: 0; font-size: 13px; color: var(--ink-dim); }
.pipe-node .tag { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); display:block; margin-bottom: 8px; }
.pipe-node.accent { border-color: var(--ember-dim); box-shadow: inset 0 0 0 1px rgba(255,122,69,0.15); }
.arrow { display: flex; align-items: center; color: var(--ember); font-size: 20px; }

/* ---- before/after columns ---- */
.ba { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 820px){ .ba { grid-template-columns: 1fr; } }
.ba-col { border-radius: 14px; border: 1px solid var(--line); overflow: hidden; }
.ba-col header { padding: 16px 20px; border-bottom: 1px solid var(--line); display:flex; align-items:center; justify-content: space-between; }
.ba-col.before header { background: rgba(240,88,106,0.07); }
.ba-col.after header { background: rgba(63,185,80,0.08); }
.ba-col header .v { font-family: var(--mono); font-weight: 600; }
.ba-col header .badge { font-family: var(--mono); font-size: 11px; padding: 3px 9px; border-radius: 999px; }
.before .badge { color: var(--bad); border: 1px solid rgba(240,88,106,0.4); }
.after .badge { color: var(--good); border: 1px solid rgba(63,185,80,0.4); }
.ba-col .body { padding: 18px 20px; }
.ba-col h5 { margin: 0 0 10px; font-size: 13px; font-family: var(--mono); color: var(--ink-faint); text-transform: uppercase; letter-spacing: 1px; }
.ba-col ul { margin: 0 0 18px; padding-left: 18px; }
.ba-col li { font-size: 14px; color: var(--ink-dim); margin-bottom: 7px; }
.ba-col li b { color: var(--ink); font-weight: 600; }

/* ---- comparison table ---- */
table.cmp { width: 100%; border-collapse: collapse; font-size: 14px; }
table.cmp th, table.cmp td { text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.cmp thead th { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--ink-faint); }
table.cmp td.dim { color: var(--ink); font-weight: 600; width: 22%; }
table.cmp td.v1 { color: var(--ink-dim); }
table.cmp td.v2 { color: var(--ink); }
table.cmp tbody tr:hover { background: rgba(255,255,255,0.015); }
table.cmp .pill { font-family: var(--mono); font-size: 11px; padding: 2px 7px; border-radius: 6px; background: rgba(63,185,80,0.12); color: var(--good); white-space: nowrap; }

/* ---- bracket ---- */
.bracket { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px 22px; align-items: center; }
@media (max-width: 820px){ .bracket { grid-template-columns: 1fr 1fr; } }
.round-label { grid-column: 1 / -1; font-family: var(--mono); font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 1.4px; margin-top: 6px; }
.seed { background: var(--panel); border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px; font-size: 13px; display: flex; align-items: center; gap: 9px; }
.seed .n { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 6px; }
.seed.win { border-color: var(--ember-dim); background: rgba(255,122,69,0.07); color: #fff; }
.seed.win .n { color: var(--ember); border-color: var(--ember-dim); }
.seed.champ { border-color: var(--gold); background: linear-gradient(95deg, rgba(242,193,78,0.14), rgba(255,122,69,0.1)); box-shadow: 0 0 0 1px rgba(242,193,78,0.25); }
.seed.champ .n { color: var(--gold); border-color: var(--gold); }
.seed.out { opacity: 0.5; }

/* ---- changelog timeline ---- */
.timeline { position: relative; margin-left: 8px; padding-left: 28px; border-left: 2px solid var(--line); }
.tl-item { position: relative; padding-bottom: 24px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before { content: ""; position: absolute; left: -36px; top: 4px; width: 13px; height: 13px; border-radius: 50%; background: var(--ember); box-shadow: 0 0 0 4px rgba(255,122,69,0.16); }
.tl-item h4 { margin: 0 0 5px; font-size: 15px; }
.tl-item p { margin: 0; font-size: 13.5px; color: var(--ink-dim); }
.tl-item .drv { font-family: var(--mono); font-size: 11px; color: var(--ember-2); display:block; margin-top: 6px; }

/* ---- callout / quote ---- */
.callout { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--ember); border-radius: 10px; padding: 20px 22px; margin: 22px 0; }
.callout.warn { border-left-color: var(--gold); }
.callout p { margin: 0; color: var(--ink-dim); }
.callout p + p { margin-top: 12px; }
blockquote.gauntlet { margin: 0; font-size: 15px; color: var(--ink); }
.label-mini { font-family: var(--mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 6px; }

/* ---- cards grid ---- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 820px){ .cards { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.card .ic { font-size: 18px; }
.card h4 { margin: 8px 0 6px; font-size: 15px; }
.card p { margin: 0; font-size: 13px; color: var(--ink-dim); }

/* ---- footer ---- */
footer { border-top: 1px solid var(--line); padding: 40px 0 60px; color: var(--ink-faint); font-size: 13px; }
footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer a { color: var(--ink-dim); }
code.inline { font-family: var(--mono); font-size: 0.88em; background: var(--panel-2); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; color: var(--ember-2); }

/* ---- markdown render pages ---- */
.md { max-width: 880px; margin: 0 auto; padding: 40px 24px 80px; }
.md h1,.md h2,.md h3 { letter-spacing: -0.4px; }
.md h1 { border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.md h2 { margin-top: 36px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.md h3 { margin-top: 26px; color: var(--ember-2); }
.md table { border-collapse: collapse; width: 100%; font-size: 14px; }
.md th,.md td { border: 1px solid var(--line); padding: 8px 11px; text-align: left; }
.md th { background: var(--panel); }
.md code { font-family: var(--mono); font-size: 0.88em; background: var(--panel-2); padding: 1px 5px; border-radius: 4px; }
.md pre { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px; overflow-x: auto; }
.md pre code { background: none; padding: 0; }
.md blockquote { border-left: 3px solid var(--ember-dim); margin-left: 0; padding-left: 16px; color: var(--ink-dim); }
.md strong { color: var(--ink); }
.backlink { font-family: var(--mono); font-size: 13px; }