: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;
--peach:#dfa88f;
--mint:#9fc9a2;
--blue:#9fbbe0;
--lavender:#c0a8dd;
--gold:#c08532;
--maxw:1200px;
--radius-xs:4px;
--radius-sm:6px;
--radius-md:8px;
--radius-lg:12px;
--radius-pill:9999px;
--font-sans:Inter,system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
--font-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(--font-sans);
font-size:16px;
line-height:1.5;
letter-spacing:-0.011em;
-webkit-font-smoothing:antialiased;
}
.container{max-width:var(--maxw);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;}
h1{font-size:72px;line-height:1.1;letter-spacing:-0.03em;}
h2{font-size:36px;line-height:1.2;letter-spacing:-0.02em;}
h3{font-size:26px;line-height:1.25;letter-spacing:-0.0125em;}
h4{font-size:22px;line-height:1.3;letter-spacing:-0.005em;}
p{margin:0 0 16px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--canvas);padding:10px 16px;border-radius:var(--radius-md);z-index:1000;}
.skip-link:focus{left:16px;top:16px;}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:50;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px;}
.brand{font-size:18px;font-weight:600;letter-spacing:-0.02em;color:var(--ink);}
.brand:hover{text-decoration:none;}
.nav-menu{display:flex;align-items:center;gap:24px;}
.nav-link{font-size:14px;font-weight:500;color:var(--body);}
.nav-link.is-active,.nav-link:hover{color:var(--ink);text-decoration:none;}
.nav-cta{background:var(--primary);color:var(--on-primary);padding:9px 16px;border-radius:var(--radius-md);font-weight:500;}
.nav-cta:hover{background:var(--primary-active);color:var(--on-primary);text-decoration:none;}
.nav-cta.is-active{color:var(--on-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;}

.section{padding:80px 0;}
.section-sm{padding:48px 0;}
.label-eyebrow{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}

.hero-band{background:var(--canvas);padding:80px 0 64px;}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:48px;align-items:center;}
.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;}
.hero-figure{margin:0;border:1px solid var(--hairline);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface-card);}
.hero-figure img{width:100%;height:380px;object-fit:cover;}
.figure-caption{font-size:13px;color:var(--muted);padding:12px 16px;}

.btn{display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;border-radius:var(--radius-md);cursor:pointer;border:1px solid transparent;}
.btn-download{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px;}
.btn-download:hover{color:var(--canvas);text-decoration:none;opacity:.92;}
.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong);padding:10px 18px;height:40px;}
.btn-secondary:hover{text-decoration:none;border-color:var(--ink);}
.btn-primary{background:var(--primary);color:var(--on-primary);padding:10px 18px;height:40px;}
.btn-primary:hover{background:var(--primary-active);color:var(--on-primary);text-decoration:none;}
.btn-text{background:none;color:var(--ink);padding:10px 4px;height:40px;}

.badge-pill{display:inline-block;background:var(--surface-strong);color:var(--ink);font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;border-radius:var(--radius-pill);padding:4px 10px;}

.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(--radius-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;}
.card-link{display:block;background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--radius-lg);overflow:hidden;}
.card-link:hover{text-decoration:none;border-color:var(--hairline-strong);}
.card-link img{width:100%;height:200px;object-fit:cover;}
.card-body{padding:20px 24px 24px;}
.card-body h3{font-size:22px;letter-spacing:-0.005em;margin-bottom:8px;}
.card-body p{font-size:14px;color:var(--body);margin:0;}
.card-kicker{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;display:block;}

.section-head{margin-bottom:40px;max-width:64ch;}
.section-head p{font-size:18px;color:var(--body);margin:0;}

.timeline-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;}
.tl-pill{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;border-radius:var(--radius-pill);padding:4px 10px;color:var(--ink);}
.tl-think{background:var(--peach);}
.tl-grep{background:var(--mint);}
.tl-read{background:var(--blue);}
.tl-edit{background:var(--lavender);}
.tl-done{background:var(--gold);color:var(--on-primary);}

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

.article-wrap{max-width:760px;margin:0 auto;padding:64px 24px;}
.article-header{margin-bottom:32px;}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:16px;}
.article-lead{font-size:20px;color:var(--ink);line-height:1.5;}
.article-figure{margin:32px 0;border:1px solid var(--hairline);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface-card);}
.article-figure img{width:100%;height:auto;}
.article-body h2{font-size:26px;margin-top:48px;}
.article-body h3{font-size:22px;margin-top:32px;}
.article-body p,.article-body li{font-size:16px;color:var(--body);}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 16px;}
.article-body li{margin-bottom:8px;}
.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--gold);border-radius:var(--radius-md);padding:20px 24px;margin:24px 0;}
.callout p{margin:0;color:var(--ink);}
.spec-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px;}
.spec-table th,.spec-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline);}
.spec-table th{color:var(--ink);font-weight:600;background:var(--canvas-soft);}
.spec-table td{color:var(--body);}
.code-block{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:20px;font-family:var(--font-mono);font-size:13px;color:var(--ink);overflow-x:auto;margin:24px 0;}
.source-list{font-size:14px;}
.source-list li{margin-bottom:10px;}
.related{margin-top:48px;padding-top:32px;border-top:1px solid var(--hairline);}

.contact-band{background:var(--canvas);}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.contact-info p{font-size:16px;color:var(--body);}
.contact-info .ci-item{margin-bottom:12px;}
.contact-info .ci-label{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);display:block;}
.form-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:32px;}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.form-field input,.form-field textarea{width:100%;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:var(--radius-md);padding:12px 16px;font-family:var(--font-sans);font-size:16px;color:var(--ink);}
.form-field input{height:44px;}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--ink);}
.form-field textarea{min-height:110px;resize:vertical;}
.form-status{font-size:14px;margin-top:8px;min-height:20px;}
.form-status.is-success{color:var(--success);}
.form-status.is-error{color:var(--error);}
.field-error{color:var(--error);font-size:13px;margin-top:6px;display:none;}
.field-error.is-shown{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;gap:32px;}
.footer-note{font-size:14px;color:var(--body);margin-top:12px;max-width:34ch;}
.footer-head{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:8px;}
.footer-link:hover{color:var(--ink);}
.footer-bottom{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);margin:0;}

.cookie-banner{position:fixed;left:24px;right:24px;bottom:24px;max-width:var(--maxw);margin:0 auto;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:var(--radius-lg);padding:20px 24px;display:none;align-items:center;justify-content:space-between;gap:24px;z-index:100;flex-wrap:wrap;}
.cookie-banner.is-visible{display:flex;}
.cookie-text{font-size:14px;color:var(--body);margin:0;max-width:62ch;}
.cookie-actions{display:flex;gap:12px;flex-shrink:0;}

@media (max-width:1024px){
h1{font-size:56px;}
.hero-grid{grid-template-columns:1fr;gap:32px;}
.grid-3{grid-template-columns:repeat(2,1fr);}
.footer-grid{grid-template-columns:1fr 1fr;}
.contact-grid{grid-template-columns: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;gap:0;padding:8px 24px 16px;}
.nav-menu.is-open{display:flex;}
.nav-menu .nav-link{padding:10px 0;width:100%;}
.nav-cta{text-align:center;}
.top-nav{position:relative;}
}
@media (max-width:640px){
h1{font-size:32px;}
h2{font-size:28px;}
.section{padding:48px 0;}
.grid-3,.grid-2{grid-template-columns:1fr;}
.footer-grid{grid-template-columns:1fr;}
.cookie-banner{flex-direction:column;align-items:flex-start;}
}