: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;
--sans:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
--mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
--maxw:1200px;
}
*{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%;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}
h1{font-size:72px;line-height:1.1;letter-spacing:-2.16px}
h2{font-size:36px;line-height:1.2;letter-spacing:-0.72px}
h3{font-size:26px;line-height:1.25;letter-spacing:-0.325px}
h4{font-size:22px;line-height:1.3;letter-spacing:-0.11px}
p{margin:0 0 16px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-sm{padding:48px 0}
.label{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted)}
.lede{font-size:18px;color:var(--body);max-width:64ch}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:50}
.nav-inner{max-width:var(--maxw);margin:0 auto;height:64px;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:600;font-size:18px;letter-spacing:-0.3px}
.brand:hover{text-decoration:none}
.brand-mark{width:18px;height:18px;border-radius:9999px;background:var(--primary);display:inline-block;flex:none}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-link{font-size:14px;font-weight:500;color:var(--body)}
.nav-link.active{color:var(--ink)}
.nav-cta{font-size:14px;font-weight:500;color:var(--ink);border:1px solid var(--hairline-strong);background:var(--surface-card);padding:8px 14px;border-radius:8px}
.nav-cta:hover{text-decoration:none;border-color:var(--ink)}
.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-size:14px;font-weight:500;border-radius:8px;cursor:pointer;border:1px solid transparent;font-family:var(--sans)}
.btn-primary{background:var(--primary);color:var(--on-primary);padding:10px 18px;height:40px}
.btn-primary:hover{background:var(--primary-active);text-decoration:none}
.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}
.btn-secondary:hover{border-color:var(--ink);text-decoration:none}
.btn-ink{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px}
.btn-ink:hover{text-decoration:none;opacity:.92}
.btn-text{color:var(--ink);padding:10px 4px;height:40px}

.hero{background:var(--canvas);padding:80px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:48px;align-items:center}
.hero h1{margin-bottom:20px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.hero-figure{border-radius:12px;border:1px solid var(--hairline);overflow:hidden;background:var(--surface-card)}
.hero-figure img{width:100%;height:420px;object-fit:cover}
figure{margin:0}
figcaption{font-size:13px;color:var(--muted);padding:10px 14px;background:var(--surface-card);border-top:1px solid var(--hairline-soft)}

.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}

.band-soft{background:var(--canvas)}
.section-head{max-width:72ch;margin-bottom:32px}
.section-head h2{margin:8px 0 12px}

.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px}
.card h3{font-size:22px;margin-bottom:8px}
.card .label{margin-bottom:12px;display:block}
.card p{margin-bottom:0;color:var(--body)}
.card-link{display:flex;flex-direction:column;height:100%}
.card-link:hover{text-decoration:none;border-color:var(--hairline-strong)}
.card-readmore{margin-top:16px;color:var(--ink);font-size:14px;font-weight:500}

.article-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.article-card:hover{text-decoration:none;border-color:var(--hairline-strong)}
.article-card img{width:100%;height:180px;object-fit:cover}
.article-card-body{padding:20px}
.article-card-body h3{font-size:22px;margin-bottom:8px}
.article-card-body p{color:var(--body);margin-bottom:0}

.list-feature{list-style:none;padding:0;margin:0}
.list-feature li{padding:14px 0;border-bottom:1px solid var(--hairline-soft);display:flex;gap:14px}
.list-feature li:last-child{border-bottom:0}
.list-feature .tp{flex:none}

.tp{display:inline-block;font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;border-radius:9999px;padding:4px 10px;color:var(--ink)}
.tp-thinking{background:var(--t-thinking)}
.tp-grep{background:var(--t-grep)}
.tp-read{background:var(--t-read)}
.tp-edit{background:var(--t-edit)}
.tp-done{background:var(--t-done);color:var(--on-primary)}

.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--primary);border-radius:12px;padding:20px 24px;margin:24px 0}
.callout h4{margin-bottom:8px}

.data-table{width:100%;border-collapse:collapse;background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;overflow:hidden;font-size:15px}
.data-table th,.data-table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline-soft)}
.data-table th{font-weight:600;color:var(--ink);background:var(--canvas-soft)}
.data-table tr:last-child td{border-bottom:0}

.code-block{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:20px;font-family:var(--mono);font-size:13px;color:var(--ink);overflow-x:auto;white-space:pre}

.article{max-width:760px;margin:0 auto}
.article-hero{border-radius:12px;border:1px solid var(--hairline);overflow:hidden;margin:24px 0}
.article-hero img{width:100%;height:360px;object-fit:cover}
.article h1{font-size:48px;line-height:1.1;letter-spacing:-1.2px;margin-bottom:12px}
.article h2{font-size:28px;margin:40px 0 12px}
.article h3{font-size:22px;margin:28px 0 10px}
.article p{font-size:17px;color:var(--body);letter-spacing:0.08px}
.article ul,.article ol{color:var(--body);font-size:17px;padding-left:22px;margin:0 0 16px}
.article li{margin-bottom:8px}
.meta{font-size:13px;color:var(--muted);display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.divider{border:0;border-top:1px solid var(--hairline);margin:32px 0}
.inline-fig{margin:28px 0;border:1px solid var(--hairline);border-radius:12px;overflow:hidden}
.inline-fig img{width:100%;height:300px;object-fit:cover}

.crosslinks{margin-top:48px;padding-top:32px;border-top:1px solid var(--hairline)}
.crosslinks .grid-2{margin-top:16px}

.form{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:32px}
.form-row{margin-bottom:16px}
.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);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;font-family:var(--sans);font-size:15px}
.form-row input{height:44px}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:var(--ink)}
.form-msg{font-size:14px;margin-top:12px}
.form-msg.success{color:var(--success)}
.form-note{font-size:13px;color:var(--muted)}

.cta-band{background:var(--canvas);text-align:center;padding:96px 0;border-top:1px solid var(--hairline)}
.cta-band h2{margin-bottom:16px}

.site-footer{background:var(--canvas);border-top:1px solid var(--hairline)}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:64px 24px 48px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-head{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.footer-col{display:flex;flex-direction:column}
.footer-link{font-size:14px;color:var(--body);padding:6px 0}
.footer-note{font-size:14px;color:var(--body);margin-top:12px;max-width:34ch}
.footer-base{max-width:var(--maxw);margin:0 auto;padding:24px;border-top:1px solid var(--hairline-soft)}
.footer-disclaimer{font-size:13px;color:var(--muted);max-width:90ch}
.footer-copy{font-size:13px;color:var(--muted-soft);margin-bottom:0}

.cookie-banner{position:fixed;left:24px;right:24px;bottom:24px;max-width:760px;margin:0 auto;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:12px;padding:20px 24px;display:flex;gap:20px;align-items:center;justify-content:space-between;z-index:80}
.cookie-text{font-size:14px;color:var(--body);margin:0}
.cookie-actions{display:flex;gap:12px;flex:none}

.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:8px}
.breadcrumb a{color:var(--muted)}

@media(max-width:1024px){
h1{font-size:56px;letter-spacing:-1.6px}
.hero-grid{grid-template-columns:1fr;gap:32px}
.hero-figure img{height:340px}
.grid-3{grid-template-columns:repeat(2,1fr)}
.footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.nav-links{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-links.open{display:flex}
.nav-links a{padding:10px 0;width:100%}
.nav-toggle{display:flex}
.section{padding:56px 0}
.cta-band{padding:64px 0}
}
@media(max-width:640px){
h1,.article h1{font-size:36px;letter-spacing:-1px}
h2{font-size:28px}
.grid-3,.grid-2{grid-template-columns:1fr}
.footer-inner{grid-template-columns:1fr}
.cookie-banner{flex-direction:column;align-items:stretch}
.cookie-actions{justify-content:flex-end}
.hero-figure img{height:240px}
}