:root{
  --canvas:#f7f7f4;
  --canvas-soft:#fafaf7;
  --surface-card:#ffffff;
  --surface-strong:#e6e5e0;
  --hairline:#e6e5e0;
  --hairline-soft:#efeee8;
  --hairline-strong:#cfcdc4;
  --primary:#f54e00;
  --primary-active:#d04200;
  --ink:#26251e;
  --body:#5a5852;
  --muted:#807d72;
  --muted-soft:#a09c92;
  --on-primary:#ffffff;
  --success:#1f8a65;
  --error:#cf2d56;
  --tl-thinking:#dfa88f;
  --tl-grep:#9fc9a2;
  --tl-read:#9fbbe0;
  --tl-edit:#c0a8dd;
  --tl-done:#c08532;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  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:-0.24px;
  -webkit-font-smoothing:antialiased;
}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
a{color:var(--ink);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3{color:var(--ink);font-weight:400;letter-spacing:-0.72px}
h1{font-size:72px;line-height:1.1;letter-spacing:-2.16px}
h2{font-size:36px;line-height:1.2}
h3{font-size:26px;line-height:1.25;letter-spacing:-0.325px}
p{margin-bottom:16px;max-width:68ch}
code,pre,.mono{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:13px;line-height:1.5;letter-spacing:0}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:50}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between}
.brand{font-size:20px;color:var(--ink);font-weight:600;letter-spacing:-0.4px}
.nav-menu{display:flex;align-items:center;gap:24px}
.nav-link{font-size:14px;font-weight:500;color:var(--body)}
.nav-link:hover{color:var(--ink);text-decoration:none}
.nav-link-cta{color:var(--primary)}
.nav-toggle{display:none;flex-direction:column;gap:5px;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-size:14px;font-weight:500;border-radius:8px;border:1px solid transparent;cursor:pointer;line-height:1;padding:10px 18px;height:40px;text-decoration:none}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:active{background:var(--primary-active)}
.btn-secondary{background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong)}
.btn-download{background:var(--ink);color:var(--canvas);height:44px;padding:12px 20px}
.btn-text{background:none;color:var(--ink);height:auto;padding:10px 4px;text-decoration:underline}

.section{padding:80px 0}
.section-tight{padding:48px 0}
.label{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted)}
.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}

.hero{background:var(--canvas);padding:80px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center}
.hero h1{margin:16px 0}
.hero-sub{font-size:16px;color:var(--body);margin-bottom:24px;max-width:52ch}
.hero-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.hero-figure{border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface-card)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--hairline-soft)}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px}
.card h3{font-size:22px;letter-spacing:-0.11px;margin-bottom:8px}
.card .card-title{font-size:18px;font-weight:600;letter-spacing:0;color:var(--ink);margin-bottom:8px}
.card p{font-size:16px;color:var(--body);margin-bottom:0}
.card-link{display:inline-block;margin-top:16px;font-size:14px;font-weight:500;color:var(--primary)}

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

.section-head{margin-bottom:32px;max-width:60ch}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--body)}

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

.media-band{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.media-band img{border:1px solid var(--hairline);border-radius:12px;width:100%;object-fit:cover;aspect-ratio:3/2}

.article-hero{padding:80px 0 32px}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:16px}
.article-body{max-width:740px;margin:0 auto;padding:0 24px}
.article-body h2{font-size:36px;margin:48px 0 16px}
.article-body h3{font-size:26px;margin:32px 0 12px}
.article-body p{font-size:16px;line-height:1.6;letter-spacing:0.08px;color:var(--ink);margin-bottom:20px}
.article-body ul,.article-body ol{margin:0 0 20px 22px;color:var(--ink)}
.article-body li{margin-bottom:8px}
.article-figure{margin:32px 0}
.article-figure img{border:1px solid var(--hairline);border-radius:12px;width:100%;aspect-ratio:16/9;object-fit:cover}
.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--primary);border-radius:8px;padding:20px 24px;margin:32px 0}
.callout .label{display:block;margin-bottom:8px}
.callout p{margin-bottom:0;color:var(--ink)}
blockquote{border-left:3px solid var(--hairline-strong);padding-left:20px;margin:32px 0;color:var(--body);font-size:18px}
.key-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.key-table th,.key-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline)}
.key-table th{font-size:11px;text-transform:uppercase;letter-spacing:0.88px;color:var(--muted);font-weight:600}
.related{border-top:1px solid var(--hairline);margin-top:48px;padding-top:32px}

.contact-band{background:var(--canvas-soft);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.contact-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:48px;align-items:start}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:500;color:var(--ink);margin-bottom:6px}
.form-field input,.form-field textarea{width:100%;background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;min-height:44px;font-family:inherit;font-size:15px}
.form-field textarea{min-height:120px;resize:vertical}
.form-field input:focus,.form-field textarea:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary)}
.form-note{font-size:13px;color:var(--muted);margin-top:8px}
.form-status{margin-top:16px;font-size:15px;font-weight:500;color:var(--success);display:none}
.form-status.show{display:block}
.btn[disabled]{opacity:.6;cursor:not-allowed}

.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 1fr;gap:32px}
.footer-brand .brand{display:block;margin-bottom:12px}
.footer-about{font-size:14px;color:var(--body);max-width:34ch}
.footer-updated{font-size:13px;color:var(--muted);margin-top:12px;margin-bottom:0}
.footer-head{display:block;font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:10px}
.footer-base{border-top:1px solid var(--hairline-soft);margin-top:32px;padding-top:24px}
.footer-disclaimer{font-size:13px;color:var(--muted);margin-bottom:8px}
.footer-copyright{font-size:13px;color:var(--muted);margin-bottom:0}

.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:var(--surface-card);border-top:1px solid var(--hairline-strong);z-index:80;padding:16px 0}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.cookie-text{font-size:14px;color:var(--body);margin-bottom:0;max-width:70ch}
.cookie-actions{display:flex;gap:12px;flex-shrink:0}

@media (max-width:1024px){
  h1{font-size:56px;letter-spacing:-1.5px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav-toggle{display:flex}
  .nav-menu{display:none;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}
  .nav-menu.open{display:flex}
  .nav-menu .nav-link{padding:10px 0;width:100%}
  .nav-inner{position:relative}
}
@media (max-width:640px){
  h1{font-size:32px;letter-spacing:-0.5px}
  h2{font-size:28px}
  .grid-3,.grid-2,.media-band,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .section{padding:48px 0}
  .cookie-inner{flex-direction:column;align-items:flex-start}
}