:root{
  --canvas:#f7f7f4;
  --canvas-soft:#fafaf7;
  --surface-card:#ffffff;
  --surface-strong:#e6e5e0;
  --hairline:#e6e5e0;
  --hairline-soft:#efeee8;
  --hairline-strong:#cfcdc4;
  --ink:#26251e;
  --body:#5a5852;
  --muted:#807d72;
  --muted-soft:#a09c92;
  --primary:#f54e00;
  --primary-active:#d04200;
  --on-primary:#ffffff;
  --success:#1f8a65;
  --error:#cf2d56;
  --t-thinking:#dfa88f;
  --t-grep:#9fc9a2;
  --t-read:#9fbbe0;
  --t-edit:#c0a8dd;
  --t-done:#c08532;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--canvas);
  color:var(--body);
  font-family:Inter,system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.5;
  letter-spacing:-0.15px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none}
a:hover{color:var(--primary)}
h1,h2,h3,h4{color:var(--ink);font-weight:400;margin:0 0 16px}
h1{font-size:72px;line-height:1.1;letter-spacing:-2.16px}
h2{font-size:36px;line-height:1.2;letter-spacing:-0.72px}
h3{font-size:26px;line-height:1.25;letter-spacing:-0.325px}
h4{font-size:22px;line-height:1.3;letter-spacing:-0.11px}
p{margin:0 0 16px}
code,pre,.mono{font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.label{
  font-size:11px;font-weight:600;line-height:1.4;letter-spacing:0.88px;
  text-transform:uppercase;color:var(--muted);margin-bottom:12px;
}
.badge{
  display:inline-block;background:var(--surface-strong);color:var(--ink);
  font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;
  border-radius:9999px;padding:4px 10px;
}

.site-header{
  background:var(--canvas);border-bottom:1px solid var(--hairline);
  position:sticky;top:0;z-index:50;
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;max-width:var(--max);margin:0 auto;padding:0 24px;
}
.wordmark{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600;color:var(--ink);letter-spacing:-0.3px}
.wordmark .dot{width:10px;height:10px;border-radius:9999px;background:var(--primary)}
.nav-links{display:flex;align-items:center;gap:24px;list-style:none;margin:0;padding:0}
.nav-links a{font-size:14px;font-weight:500;color:var(--body)}
.nav-links a.active,.nav-links a:hover{color:var(--ink)}
.nav-toggle{display:none;background:none;border:1px solid var(--hairline-strong);border-radius:8px;width:40px;height:40px;cursor:pointer;color:var(--ink);font-size:18px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:500;border-radius:8px;cursor:pointer;
  padding:10px 18px;height:40px;border:1px solid transparent;line-height:1;
}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:var(--primary-active);color:var(--on-primary)}
.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong)}
.btn-ink{background:var(--ink);color:var(--canvas);height:44px;padding:12px 20px}
.btn-ink:hover{color:var(--canvas);opacity:.9}
.btn-text{background:none;color:var(--ink);padding:10px 6px}
.btn-text:hover{color:var(--primary)}

.section{padding:80px 0}
.section-sm{padding:48px 0}
.hero{padding:80px 0 48px}
.hero h1{max-width:14ch}
.hero .lead{font-size:18px;max-width:60ch;color:var(--body);margin-bottom:24px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:48px}
.figure-card{
  background:var(--surface-card);border:1px solid var(--hairline);
  border-radius:12px;overflow:hidden;
}
.figure-card img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.figure-card figcaption{font-size:13px;line-height:1.4;color:var(--muted);padding:12px 16px}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}

.card{
  background:var(--surface-card);border:1px solid var(--hairline);
  border-radius:12px;padding:24px;
}
.card h3{font-size:18px;font-weight:600;letter-spacing:0;margin-bottom:8px}
.card p{font-size:16px;color:var(--body);margin:0}
.card .label{margin-bottom:16px}

.article-card{
  background:var(--surface-card);border:1px solid var(--hairline);
  border-radius:12px;overflow:hidden;display:flex;flex-direction:column;
}
.article-card img{width:100%;aspect-ratio:3/2;object-fit:cover}
.article-card .body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.article-card h3{font-size:22px;font-weight:400;letter-spacing:-0.11px;margin:0}
.article-card p{font-size:16px;color:var(--body);margin:0;flex:1}
.article-card .read{font-size:14px;font-weight:500;color:var(--ink);margin-top:8px}

.timeline{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}
.pill{
  font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;
  color:var(--ink);border-radius:9999px;padding:4px 10px;
}
.pill.thinking{background:var(--t-thinking)}
.pill.grep{background:var(--t-grep)}
.pill.read{background:var(--t-read)}
.pill.edit{background:var(--t-edit)}
.pill.done{background:var(--t-done);color:var(--on-primary)}

.code-block{
  background:var(--surface-card);border:1px solid var(--hairline);
  border-radius:12px;padding:20px;font-size:13px;line-height:1.5;color:var(--ink);
  overflow-x:auto;white-space:pre-wrap;
}

.prose{max-width:760px}
.prose p,.prose li{color:var(--body)}
.prose h2{margin-top:48px}
.prose h3{margin-top:32px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 16px}
.prose li{margin-bottom:8px}
.prose figure{margin:32px 0}
.prose blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--hairline-strong);
  background:var(--canvas-soft);border-radius:8px;color:var(--ink);font-size:18px;
}
.prose a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--hairline-strong)}
.prose a:hover{color:var(--primary)}
.meta{font-size:13px;color:var(--muted);margin-bottom:24px}
.divider{height:1px;background:var(--hairline);border:0;margin:48px 0}

.table-wrap{overflow-x:auto;margin:24px 0}
table.data{width:100%;border-collapse:collapse;background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;overflow:hidden}
table.data th,table.data td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline-soft);font-size:15px}
table.data th{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);background:var(--canvas-soft)}
table.data tr:last-child td{border-bottom:0}

.form{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:32px;max-width:560px}
.field{margin-bottom:20px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input{
  width:100%;height:44px;background:var(--surface-card);color:var(--ink);
  border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;
  font-family:inherit;font-size:16px;
}
.field input:focus{outline:none;border-color:var(--primary)}
.form-status{margin-top:8px;font-size:15px}
.form-status.success{color:var(--success)}
.form .btn-primary[disabled]{opacity:.7;cursor:default}

.footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:64px 0 48px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:24px}
.footer h4{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted)}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:8px}
.footer a{font-size:14px;color:var(--body)}
.footer .about{max-width:34ch;font-size:14px;color:var(--body)}
.footer-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--hairline);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--muted)}
.disclaimer{font-size:13px;color:var(--muted);max-width:80ch;margin-top:16px}

.cookie-banner{
  position:fixed;left:24px;right:24px;bottom:24px;z-index:100;
  background:var(--surface-card);border:1px solid var(--hairline-strong);
  border-radius:12px;padding:20px 24px;max-width:var(--max);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cookie-banner p{margin:0;font-size:14px;color:var(--body);max-width:64ch}
.cookie-actions{display:flex;gap:12px;flex-wrap:wrap}
.cookie-banner.hidden{display:none}

@media(max-width:1024px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  h1{font-size:56px;letter-spacing:-1.6px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{
    display:none;position:absolute;top:64px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--canvas);border-bottom:1px solid var(--hairline);padding:8px 24px;
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%;padding:10px 0;border-bottom:1px solid var(--hairline-soft)}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
}
@media(max-width:640px){
  h1{font-size:32px;letter-spacing:-0.8px}
  h2{font-size:28px;letter-spacing:-0.5px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .section{padding:48px 0}
  .footer-grid{grid-template-columns:1fr}
}