: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;
  --success:#1f8a65;
  --error:#cf2d56;
  --gold:#c08532;
  --font-sans:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --r-xs:4px;--r-sm:6px;--r-md:8px;--r-lg:12px;--r-xl:16px;--r-pill:9999px;
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--canvas);
  color:var(--body);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.5;
  letter-spacing:-0.15px;
  -webkit-font-smoothing:antialiased;
}
.container{max-width:var(--container);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,h4{color:var(--ink);font-weight:400;margin:0 0 16px;letter-spacing:-0.72px;line-height:1.2;}
h1{font-size:48px;letter-spacing:-1.6px;line-height:1.1;}
h2{font-size:36px;}
h3{font-size:26px;letter-spacing:-0.325px;line-height:1.25;}
h4{font-size:22px;letter-spacing:-0.11px;}
p{margin:0 0 16px;}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--canvas);padding:8px 16px;border-radius:var(--r-md);z-index:200;}
.skip-link:focus{left:16px;top:16px;}

.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;}
.wordmark{font-size:20px;font-weight:600;color:var(--ink);letter-spacing:-0.5px;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);text-decoration:none;letter-spacing:0;}
.nav-link:hover{color:var(--ink);text-decoration:none;}
.nav-link.is-active{color:var(--ink);}
.nav-cta{font-size:14px;font-weight:500;background:var(--primary);color:var(--on-primary);padding:10px 18px;height:40px;display:inline-flex;align-items:center;border-radius:var(--r-md);text-decoration:none;}
.nav-cta:hover{background:var(--primary-active);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;}

.hero-band{padding:80px 0 64px;border-bottom:1px solid var(--hairline);}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center;}
.hero h1{font-size:64px;letter-spacing:-2.16px;}
.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;margin-bottom:20px;}
.hero-sub{font-size:18px;color:var(--body);max-width:46ch;margin-bottom:24px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
.btn-download{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px;display:inline-flex;align-items:center;border-radius:var(--r-md);font-size:14px;font-weight:500;text-decoration:none;}
.btn-download:hover{text-decoration:none;opacity:0.92;}
.btn-text{font-size:14px;font-weight:500;color:var(--ink);}
.hero-media{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-card);}
.hero-media img{width:100%;height:360px;object-fit:cover;}
.hero-media figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--hairline-soft);}

.section{padding:80px 0;}
.section-soft{background:var(--canvas-soft);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);}
.section-label{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.section-head{max-width:62ch;margin-bottom:48px;}
.section-head p{font-size:18px;color:var(--body);}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:24px;}
.feature-card h3{font-size:18px;font-weight:600;letter-spacing:0;margin-bottom:8px;}
.feature-card p{font-size:16px;color:var(--body);margin:0;}
.feature-card .kicker{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--primary);display:block;margin-bottom:12px;}

.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:180px;object-fit:cover;}
.article-card .body{padding:24px;display:flex;flex-direction:column;flex:1;}
.article-card h3{font-size:22px;letter-spacing:-0.11px;margin-bottom:8px;}
.article-card p{font-size:15px;color:var(--body);flex:1;}
.article-card .read{font-size:14px;font-weight:500;color:var(--primary);margin-top:12px;}

.code-block{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:20px;font-family:var(--font-mono);font-size:13px;color:var(--ink);line-height:1.5;overflow-x:auto;}
.code-block .c-muted{color:var(--muted);}

.callout{background:var(--surface-card);border:1px solid var(--hairline);border-left:3px solid var(--gold);border-radius:var(--r-lg);padding:20px 24px;margin:24px 0;}
.callout h4{margin-bottom:8px;}
.callout p{margin:0;color:var(--body);}

.article-wrap{padding:48px 0 80px;}
.article-layout{display:grid;grid-template-columns:1fr 280px;gap:48px;align-items:start;}
.article-body{max-width:none;}
.article-body img{border-radius:var(--r-lg);border:1px solid var(--hairline);margin:24px 0 8px;width:100%;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);}
.article-body h2{font-size:30px;margin-top:40px;}
.article-body h3{font-size:22px;letter-spacing:-0.11px;margin-top:28px;}
.article-body p,.article-body li{font-size:16px;color:var(--body);letter-spacing:0.08px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 16px;}
.article-body li{margin-bottom:8px;}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:24px;}
.article-hero{font-size:42px;letter-spacing:-1.2px;}
.lead{font-size:20px;color:var(--ink);letter-spacing:-0.2px;line-height:1.45;}
.toc{position:sticky;top:88px;background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:20px;}
.toc h4{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.toc a{display:block;font-size:14px;color:var(--body);padding:4px 0;text-decoration:none;}
.toc a:hover{color:var(--ink);}

table.data{width:100%;border-collapse:collapse;margin:24px 0;background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);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-weight:600;color:var(--ink);background:var(--canvas-soft);}
table.data tr:last-child td{border-bottom:0;}

.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);padding:80px 0;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.contact-info h3{font-size:26px;}
.contact-info p{font-size:16px;color:var(--body);}
.contact-info .detail{font-size:15px;color:var(--ink);margin:4px 0;}
.form-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:32px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.field input,.field textarea{width:100%;background:var(--surface-card);border:1px solid var(--hairline-strong);color:var(--ink);border-radius:var(--r-md);padding:12px 16px;font-family:inherit;font-size:15px;}
.field input:focus,.field textarea:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary);}
.field textarea{min-height:110px;resize:vertical;}
.form-submit{background:var(--primary);color:var(--on-primary);border:0;border-radius:var(--r-md);padding:0 20px;height:44px;font-size:14px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:8px;}
.form-submit:hover{background:var(--primary-active);}
.form-submit:disabled{opacity:0.7;cursor:default;}
.form-status{margin-top:16px;font-size:15px;display:none;}
.form-status.is-success{display:block;color:var(--success);}
.form-error{color:var(--error);font-size:13px;margin-top:4px;display:none;}
.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,0.5);border-top-color:#fff;border-radius:50%;display:inline-block;animation:spin 0.7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

.cta-band{padding:96px 0;text-align:center;}
.cta-band h2{font-size:36px;}
.cta-band p{font-size:18px;color:var(--body);max-width:50ch;margin:0 auto 24px;}

.page-head{padding:64px 0 32px;border-bottom:1px solid var(--hairline);}
.page-head h1{font-size:48px;}
.page-body{padding:48px 0 80px;max-width:760px;}
.page-body h2{font-size:28px;margin-top:36px;}
.page-body p,.page-body li{font-size:16px;color:var(--body);}
.page-body ul{padding-left:22px;}
.page-body li{margin-bottom:8px;}

.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:32px;}
.footer-brand .footer-note{font-size:14px;color:var(--muted);max-width:34ch;margin-top:12px;}
.footer-title{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.footer-link{display:block;font-size:14px;color:var(--body);padding:4px 0;text-decoration:none;}
.footer-link:hover{color:var(--ink);}
.footer-base{margin-top:48px;padding-top:24px;border-top:1px solid var(--hairline);}
.footer-disclaimer{font-size:13px;color:var(--muted);max-width:80ch;}
.footer-copy{font-size:13px;color:var(--muted-soft);margin:0;}

.cookie-banner{position:fixed;left:24px;right:24px;bottom:24px;max-width:560px;margin:0 auto;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:var(--r-lg);padding:20px 24px;z-index:150;display:none;}
.cookie-banner.is-visible{display:block;}
.cookie-banner p{font-size:14px;color:var(--body);margin:0 0 16px;}
.cookie-banner a{color:var(--ink);text-decoration:underline;}
.cookie-actions{display:flex;gap:12px;}
.cookie-accept{background:var(--primary);color:var(--on-primary);border:0;border-radius:var(--r-md);padding:10px 18px;height:40px;font-size:14px;font-weight:500;cursor:pointer;}
.cookie-accept:hover{background:var(--primary-active);}
.cookie-reject{background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:var(--r-md);padding:10px 18px;height:40px;font-size:14px;font-weight:500;cursor:pointer;}

@media (max-width:1024px){
  .hero h1{font-size:56px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .article-layout{grid-template-columns:1fr;}
  .toc{position:static;}
}
@media (max-width:768px){
  .nav-toggle{display:flex;}
  .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.is-open{display:flex;}
  .nav-menu .nav-link,.nav-menu .nav-cta{padding:12px 0;width:100%;}
  .nav-cta{justify-content:center;margin-top:8px;}
  .hero-grid,.contact-grid,.grid-2{grid-template-columns:1fr;}
  .hero h1{font-size:36px;letter-spacing:-1px;}
  .grid-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  h1{font-size:34px;}
  h2{font-size:28px;}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr;}
  .cookie-actions{flex-direction:column;}
  .cookie-accept,.cookie-reject{width:100%;}
}