/* Recur Labs — minimal, standards-grade, white-first */
:root{
  --bg:#ffffff;
  --text:#0b1220;
  --muted:#5a677a;
  --border:rgba(11,18,32,.12);
  --shadow:0 12px 30px rgba(11,18,32,.08);
  --card:#ffffff;
  --btn:#0b1220;
  --btnText:#ffffff;
  --btnGhost:rgba(11,18,32,.06);
  --stable:#1b7f3a;
  --draft:#8a5a00;
  --radius:18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
}

.wrap{
  max-width:980px;
  margin:0 auto;
  padding:34px 18px 60px;
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:10px 2px 18px;
}

.brand{
  font-weight:850;
  text-decoration:none;
  letter-spacing:-.01em;
  color:var(--text);
}

.navlinks{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.navlinks a{
  color:var(--muted);
  text-decoration:none;
  font-weight:650;
}
.navlinks a:hover{ color:var(--text); }

.hero{
  border:1px solid var(--border);
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px 22px 24px;
}

.kicker{
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}

h1{
  margin:12px 0 10px;
  font-size:clamp(28px, 5.2vw, 52px);
  letter-spacing:-.02em;
  line-height:1.12;
}

.lead{
  margin:0 0 18px;
  font-size:16px;
  max-width:78ch;
}

.buttons{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:12px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid var(--border);
  text-decoration:none;
  font-weight:750;
  font-size:14px;
  background:var(--btnGhost);
  color:var(--text);
}
.btn.primary{
  background:var(--btn);
  color:var(--btnText);
  border-color:transparent;
}
.btn:hover{ transform:translateY(-1px); }
.btn:active{ transform:translateY(0px); }

.card{
  border:1px solid var(--border);
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px 22px 18px;
  margin-top:16px;
}

.pagehead{
  margin-top:6px;
  padding:8px 2px 6px;
}
.pagehead h1{
  font-size:clamp(26px, 4vw, 40px);
  margin:10px 0 8px;
}
h2{
  margin:0 0 12px;
  font-size:20px;
  letter-spacing:-.01em;
}
.h2tight{ margin:0 0 6px; }

.muted{ color:var(--muted); }
.small{ font-size:13px; }
.inline{ display:inline-block; }

.callouts{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:12px;
  margin-top:14px;
}
.callout{
  border:1px solid var(--border);
  border-radius:14px;
  padding:12px 12px 10px;
  background:rgba(11,18,32,.02);
}
.callout-title{
  font-weight:800;
  font-size:13px;
  margin-bottom:6px;
}
.callout-body{
  color:var(--muted);
  font-size:14px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:12px;
}
.spec{
  border:1px solid var(--border);
  border-radius:16px;
  padding:14px 14px 12px;
  background:rgba(11,18,32,.02);
}
.spec-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:8px;
}
.spec-title{
  font-weight:850;
  letter-spacing:-.01em;
}
.spec p{ margin:0 0 8px; color:var(--muted); }
.spec-links a{
  text-decoration:none;
  font-weight:800;
}

.pill{
  font-size:12px;
  font-weight:900;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
  white-space:nowrap;
}
.pill.stable{ color:var(--stable); }
.pill.draft{ color:var(--draft); }

.spec-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}

.list{
  margin:0;
  padding-left:18px;
}
.list li{ margin:8px 0; }

.codeblock{
  margin-top:12px;
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  background:rgba(11,18,32,.04);
}
.codehead{
  padding:9px 12px;
  border-bottom:1px solid var(--border);
  color:var(--muted);
  font-size:12.5px;
}
pre{
  margin:0;
  padding:11px 12px;
  white-space:pre-wrap;
  word-break:break-word;
  font-family:var(--mono);
  font-size:13px;
  color:var(--text);
}

.footer{
  margin-top:18px;
  padding:10px 2px 0;
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  border-top:1px solid var(--border);
  padding-top:14px;
}

@media (max-width: 760px){
  .callouts{ grid-template-columns: 1fr; }
  .grid{ grid-template-columns: 1fr; }
}