: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;
  --t-thinking:#dfa88f;
  --t-grep:#9fc9a2;
  --t-read:#9fbbe0;
  --t-edit:#c0a8dd;
  --t-done:#c08532;
  --success:#1f8a65;
  --error:#cf2d56;
  --r-xs:4px;--r-sm:6px;--r-md:8px;--r-lg:12px;--r-xl:16px;--r-pill:9999px;
  --maxw:1200px;
  --sans:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--canvas);
  color:var(--body);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.5;
  letter-spacing:-0.15px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--ink);font-weight:400;margin:0 0 .5em;letter-spacing:-0.5px;line-height:1.2}
h1{font-size:clamp(32px,6vw,64px);letter-spacing:-1.6px;line-height:1.08}
h2{font-size:clamp(26px,3.4vw,36px);letter-spacing:-0.72px}
h3{font-size:22px;letter-spacing:-0.11px}
h4{font-size:18px;font-weight:600;letter-spacing:0}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--canvas);padding:10px 14px;border-radius:var(--r-md);z-index:200}
.skip-link:focus{left:16px;top:16px}

.section{padding:80px 0}
.section-sm{padding:48px 0}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.88px;text-transform:uppercase;color:var(--muted);margin:0 0 16px}
.lead{font-size:18px;color:var(--body);max-width:62ch}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:100}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand:hover{text-decoration:none}
.brand-mark{width:14px;height:14px;border-radius:var(--r-xs);background:var(--primary);display:inline-block}
.brand-word{color:var(--ink);font-size:17px;letter-spacing:-0.4px}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-link{font-size:14px;font-weight:500;color:var(--ink)}
.nav-link:hover{color:var(--primary);text-decoration:none}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--ink);display:block}

.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--sans);font-size:14px;font-weight:500;cursor:pointer;border-radius:var(--r-md);border:1px solid transparent;padding:11px 18px;line-height:1;transition:background .15s,color .15s}
.btn:hover{text-decoration:none}
.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-secondary:hover{background:var(--canvas-soft)}
.btn-ink{background:var(--ink);color:var(--canvas);padding:13px 20px}
.btn-ink:hover{background:#000;color:var(--canvas)}
.btn-text{background:none;color:var(--ink);padding:11px 4px}
.btn-text:hover{color:var(--primary)}

.hero{padding:88px 0 64px;border-bottom:1px solid var(--hairline)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{margin-bottom:20px}
.hero .lead{margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-figure{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-card)}
.hero-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.figure-cap{font-size:13px;color:var(--muted);padding:12px 16px}

.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.badge{background:var(--surface-strong);color:var(--ink);font-size:11px;font-weight:600;letter-spacing:.88px;text-transform:uppercase;border-radius:var(--r-pill);padding:5px 11px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:24px}
.card h3{font-size:20px}
.card .num{font-family:var(--mono);font-size:13px;color:var(--muted);display:block;margin-bottom:10px}
.card p{margin-bottom:0;font-size:15px}

.timeline{display:flex;flex-direction:column;gap:0;border:1px solid var(--hairline);border-radius:var(--r-lg);background:var(--surface-card);overflow:hidden}
.timeline-row{display:flex;gap:16px;align-items:flex-start;padding:18px 24px;border-bottom:1px solid var(--hairline-soft)}
.timeline-row:last-child{border-bottom:0}
.pill{font-size:11px;font-weight:600;letter-spacing:.88px;text-transform:uppercase;color:var(--ink);border-radius:var(--r-pill);padding:5px 11px;white-space:nowrap;flex-shrink:0}
.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)}
.timeline-row p{margin:0;font-size:15px}

.code-block{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:20px;font-family:var(--mono);font-size:13px;color:var(--ink);line-height:1.6;overflow-x:auto}
.code-block .c{color:var(--muted)}

.article-hero{border-bottom:1px solid var(--hairline);padding:56px 0 40px}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:14px;display:flex;gap:14px;flex-wrap:wrap}
.prose{max-width:740px;margin:0 auto}
.prose figure{margin:28px 0}
.prose figure img{border:1px solid var(--hairline);border-radius:var(--r-lg);width:100%;aspect-ratio:16/9;object-fit:cover}
.prose figcaption{font-size:13px;color:var(--muted);margin-top:8px}
.prose h2{margin-top:40px}
.prose h3{margin-top:28px}
.prose ul,.prose ol{padding-left:20px;color:var(--body)}
.prose li{margin-bottom:8px}
.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--primary);border-radius:var(--r-md);padding:18px 20px;margin:24px 0}
.callout p{margin:0;font-size:15px}
.kv{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;margin:24px 0}
.kv-row{display:flex;justify-content:space-between;gap:16px;padding:14px 18px;border-bottom:1px solid var(--hairline-soft);background:var(--surface-card)}
.kv-row:last-child{border-bottom:0}
.kv-row span:first-child{color:var(--ink);font-weight:500}
.kv-row span:last-child{color:var(--body);text-align:right}

.related{margin-top:48px;border-top:1px solid var(--hairline);padding-top:32px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related a{display:block;background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:18px}
.related a:hover{text-decoration:none;border-color:var(--hairline-strong)}
.related .num{font-family:var(--mono);font-size:12px;color:var(--muted)}
.related strong{display:block;color:var(--ink);font-weight:500;margin-top:6px}

.form-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:32px}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-row input,.form-row textarea{width:100%;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:var(--r-md);padding:12px 16px;font-family:var(--sans);font-size:15px;color:var(--ink)}
.form-row input:focus,.form-row textarea:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary)}
.form-status{font-size:14px;margin-top:8px;min-height:20px}
.form-status.success{color:var(--success)}
.form-msg{background:var(--canvas-soft);border:1px solid var(--success);color:var(--success);border-radius:var(--r-md);padding:14px 16px;margin-top:14px}
.btn[aria-busy="true"]{opacity:.7;cursor:progress}

.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.media-card{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-card)}
.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover}

.divider{border:0;border-top:1px solid var(--hairline);margin:0}

.footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:64px 0 40px;margin-top:32px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:32px}
.footer-head{font-size:11px;font-weight:600;letter-spacing:.88px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:8px}
.footer-link:hover{color:var(--ink)}
.footer-note{font-size:14px;color:var(--muted);max-width:34ch;margin-top:14px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1px solid var(--hairline);font-size:13px;color:var(--muted)}

.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:var(--surface-card);border-top:1px solid var(--hairline-strong);z-index:150}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:16px;padding-bottom:16px;flex-wrap:wrap}
.cookie-text{margin:0;font-size:14px;color:var(--body)}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}

@media (max-width:1024px){
  .footer-grid{grid-template-columns:repeat(3,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .split{grid-template-columns:1fr;gap:28px}
}
@media (max-width:768px){
  .nav-menu{position:absolute;top:64px;left:0;right:0;background:var(--canvas);border-bottom:1px solid var(--hairline);flex-direction:column;align-items:flex-start;gap:0;padding:8px 24px 16px;display:none}
  .nav-menu.open{display:flex}
  .nav-menu .nav-link{padding:12px 0;width:100%;border-bottom:1px solid var(--hairline-soft)}
  .nav-toggle{display:flex}
  .grid-3,.related-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:56px 0}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .cookie-actions{width:100%}
  .cookie-actions .btn{flex:1}
}