:root{
  --primary:#f54e00;
  --primary-active:#d04200;
  --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;
  --on-primary:#ffffff;
  --tl-thinking:#dfa88f;
  --tl-grep:#9fc9a2;
  --tl-read:#9fbbe0;
  --tl-edit:#c0a8dd;
  --tl-done:#c08532;
  --success:#1f8a65;
  --error:#cf2d56;
  --r-xs:4px;--r-sm:6px;--r-md:8px;--r-lg:12px;--r-xl:16px;--r-pill:9999px;
  --sp-xxs:4px;--sp-xs:8px;--sp-sm:12px;--sp-base:16px;--sp-md:20px;--sp-lg:24px;--sp-xl:32px;--sp-xxl:48px;--sp-section:80px;
  --sans:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,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;font-weight:400;line-height:1.5;
  letter-spacing:-0.15px;-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;margin:0;}
p{margin:0 0 16px;}

.display-mega{font-size:72px;line-height:1.1;letter-spacing:-2.16px;}
.display-lg{font-size:36px;line-height:1.2;letter-spacing:-0.72px;}
.display-md{font-size:26px;line-height:1.25;letter-spacing:-0.325px;}
.display-sm{font-size:22px;line-height:1.3;letter-spacing:-0.11px;}
.title-md{font-size:18px;font-weight:600;line-height:1.4;letter-spacing:0;}
.eyebrow{font-size:11px;font-weight:600;line-height:1.4;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin:0 0 12px;}

.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--canvas);padding:8px 16px;z-index:100;}
.skip-link:focus{left:0;}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:40;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;}
.wordmark{font-size:18px;font-weight:600;color:var(--ink);letter-spacing:-0.3px;}
.wordmark:hover{text-decoration:none;}
.wordmark-dot{color:var(--primary);}
.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-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-family:var(--sans);font-size:14px;font-weight:500;line-height:1;cursor:pointer;border:1px solid transparent;text-decoration:none;}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--primary);color:var(--on-primary);padding:10px 18px;height:40px;border-radius:var(--r-md);}
.btn-primary:active{background:var(--primary-active);}
.btn-secondary{background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);padding:10px 18px;height:40px;border-radius:var(--r-md);}
.btn-download{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px;border-radius:var(--r-md);}
.btn-text{color:var(--ink);font-size:14px;font-weight:500;padding:10px 4px;border:0;background:none;}
.btn-text:hover{text-decoration:underline;}

.section{padding:80px 0;}
.section-tight{padding:48px 0;}
.section-head{max-width:760px;margin:0 0 48px;}
.section-head .display-lg{margin-bottom:16px;}
.lead{font-size:18px;color:var(--body);}

.hero-band{background:var(--canvas);padding:80px 0 64px;}
.hero-inner{max-width:820px;}
.hero-band .display-mega{margin-bottom:24px;}
.hero-sub{font-size:18px;color:var(--body);max-width:620px;margin-bottom:32px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
.hero-figure{margin-top:48px;border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-card);}
.hero-figure img{width:100%;height:440px;object-fit:cover;}
.figure-caption{font-size:13px;line-height:1.4;color:var(--muted);padding:12px 20px;border-top:1px solid var(--hairline-soft);}

.badge-pill{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:var(--r-pill);padding:4px 10px;}

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

.feature-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:24px;color:var(--ink);}
.feature-card .eyebrow{margin-bottom:16px;}
.feature-card h3{margin-bottom:12px;}
.feature-card p{color:var(--body);font-size:16px;margin-bottom:16px;}
.feature-card .btn-text{padding-left:0;}

.article-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;}
.article-card img{width:100%;height:200px;object-fit:cover;}
.article-card .card-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.article-card h3{margin-bottom:12px;}
.article-card p{color:var(--body);margin-bottom:20px;flex:1;}
.card-meta{font-size:13px;color:var(--muted);margin-bottom:12px;}

.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;border-radius:var(--r-pill);padding:4px 10px;color:var(--ink);}
.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);}

.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;line-height:1.5;color:var(--ink);white-space:pre-wrap;margin:0 0 24px;overflow-x:auto;}

.article{padding:48px 0 80px;}
.article-hero{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;margin:24px 0 48px;background:var(--surface-card);}
.article-hero img{width:100%;height:380px;object-fit:cover;}
.article-body{max-width:760px;}
.article-body h2{font-size:26px;line-height:1.25;letter-spacing:-0.325px;margin:48px 0 16px;}
.article-body h3{font-size:22px;line-height:1.3;letter-spacing:-0.11px;margin:32px 0 12px;}
.article-body p{font-size:16px;line-height:1.5;letter-spacing:0.08px;color:var(--body);}
.article-body ul,.article-body ol{color:var(--body);padding-left:22px;margin:0 0 16px;}
.article-body li{margin-bottom:8px;}
.article-meta{font-size:13px;color:var(--muted);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:20px 24px;margin:0 0 24px;}
.callout .eyebrow{margin-bottom:8px;}
.callout p{margin-bottom:0;color:var(--ink);}

.data-table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:14px;}
.data-table caption{text-align:left;font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);padding-bottom:12px;}
.data-table th,.data-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline);color:var(--body);}
.data-table th{color:var(--ink);font-weight:600;}

.crosslinks{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;padding-top:24px;border-top:1px solid var(--hairline);}

.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:1fr 1fr;gap:48px;align-items:start;}
.contact-info p{color:var(--body);}
.contact-info .data-line{color:var(--ink);font-size:14px;margin-bottom:8px;}
.contact-form{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:32px;}
.form-field{margin-bottom:20px;}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.form-field input,.form-field textarea{width:100%;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:var(--r-md);padding:12px 16px;min-height:44px;font-family:var(--sans);font-size:16px;color:var(--ink);}
.form-field textarea{min-height:120px;resize:vertical;}
.form-field input:focus,.form-field textarea:focus{outline:2px solid var(--primary);outline-offset:0;border-color:var(--primary);}
.form-status{font-size:14px;border-radius:var(--r-md);padding:12px 16px;margin-bottom:16px;display:none;}
.form-status.is-success{display:block;background:rgba(31,138,101,0.1);color:var(--success);border:1px solid rgba(31,138,101,0.3);}
.btn[disabled]{opacity:0.65;cursor:default;}

.page-head{padding:64px 0 32px;}
.page-body{padding:0 0 80px;}
.prose{max-width:760px;}
.prose h2{font-size:26px;line-height:1.25;letter-spacing:-0.325px;margin:40px 0 16px;}
.prose p,.prose li{color:var(--body);font-size:16px;}
.prose ul{padding-left:22px;}

.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:var(--surface-card);border-top:1px solid var(--hairline-strong);z-index:60;}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:16px;padding-bottom:16px;}
.cookie-text{font-size:14px;color:var(--body);margin:0;}
.cookie-actions{display:flex;gap:12px;flex-shrink:0;}

.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:64px 0 32px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;}
.footer-head{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin:0 0 16px;}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:10px;}
.footer-note{font-size:14px;color:var(--body);max-width:320px;margin-top:16px;}
.footer-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--hairline);}
.footer-fine{font-size:13px;color:var(--muted);margin-bottom:8px;}

@media (max-width:1024px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .display-mega{font-size:56px;letter-spacing:-1.6px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-toggle{display:flex;}
  .nav-menu{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 16px;}
  .nav-menu.is-open{display:flex;}
  .nav-link{padding:12px 0;width:100%;border-bottom:1px solid var(--hairline-soft);}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .cookie-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:640px){
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .display-mega{font-size:32px;letter-spacing:-0.8px;}
  .display-lg{font-size:28px;letter-spacing:-0.5px;}
  .hero-figure img,.article-hero img{height:240px;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:56px 0;}
}