: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;--on-primary:#ffffff;
--primary:#f54e00;--primary-active:#d04200;
--t-thinking:#dfa88f;--t-grep:#9fc9a2;--t-read:#9fbbe0;--t-edit:#c0a8dd;--t-done:#c08532;
--success:#1f8a65;--error:#cf2d56;
--font:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
--mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
--maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--canvas);color:var(--body);font-family:var(--font);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;letter-spacing:-0.01em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
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;line-height:1.2}
h1{font-size:72px;letter-spacing:-2.16px;line-height:1.1}
h2{font-size:36px;letter-spacing:-0.72px}
h3{font-size:26px;letter-spacing:-0.325px;line-height:1.25}
h4{font-size:22px;letter-spacing:-0.11px;line-height:1.3}
p{margin-bottom:16px}
p:last-child{margin-bottom:0}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--canvas);padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:16px;top:16px}

.site-header{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:inline-flex;align-items:baseline;gap:2px;font-size:18px}
.brand-mark{color:var(--primary);font-weight:600;letter-spacing:-0.02em}
.brand-sub{color:var(--ink);font-weight:600;letter-spacing:-0.02em}
.brand:hover{text-decoration:none}

.site-nav ul{list-style:none;display:flex;gap:24px;align-items:center}
.site-nav a{font-size:14px;font-weight:500;color:var(--ink)}
.site-nav a:hover{color:var(--primary);text-decoration:none}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:1px solid var(--hairline-strong);border-radius:8px;padding:9px 8px;cursor:pointer}
.nav-toggle span{width:20px;height:2px;background:var(--ink);display:block}

.hero{background:var(--canvas);padding:80px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center}
.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:9999px;padding:4px 10px;margin-bottom:20px}
.hero h1{margin-bottom:20px}
.hero-lead{font-size:18px;color:var(--body);max-width:42ch;margin-bottom:24px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.hero-figure{border-radius:12px;overflow:hidden;border:1px solid var(--hairline)}
.hero-figure img{width:100%;height:380px;object-fit:cover}
figure figcaption{font-size:13px;color:var(--muted);padding:8px 2px}

.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;transition:background .15s,color .15s}
.btn-primary{background:var(--primary);color:var(--on-primary);padding:10px 18px;height:40px}
.btn-primary:hover{background:var(--primary-active);text-decoration:none;color:var(--on-primary)}
.btn-dark{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px}
.btn-dark:hover{text-decoration:none;color:var(--canvas);opacity:.92}
.btn-secondary{background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);padding:10px 18px;height:40px}
.btn-secondary:hover{text-decoration:none;border-color:var(--ink)}
.btn-text{color:var(--ink);font-weight:500;font-size:14px}

.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;display:block}
.section-head{max-width:60ch;margin-bottom:48px}
.section-head h2{margin-bottom:16px}
.section-head p{font-size:16px;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}
.card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px}
.card h3{font-size:18px;font-weight:600;margin-bottom:8px;letter-spacing:0}
.card h4{font-size:18px;font-weight:600;letter-spacing:0;margin-bottom:8px}
.card p{font-size:16px;color:var(--body)}
.card-tag{display:inline-block;font-family:var(--mono);font-size:13px;color:var(--ink);background:var(--surface-strong);border-radius:4px;padding:2px 8px;margin-bottom:12px}

.feature-media{border:1px solid var(--hairline);border-radius:12px;overflow:hidden}
.feature-media img{width:100%;height:260px;object-fit:cover}

.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.reverse .split-media{order:2}

.steps{counter-reset:step;display:grid;gap:16px}
.step{display:flex;gap:16px;background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:20px 24px}
.step::before{counter-increment:step;content:counter(step);font-family:var(--mono);font-size:13px;color:var(--on-primary);background:var(--ink);width:28px;height:28px;border-radius:9999px;display:flex;align-items:center;justify-content:center;flex:0 0 28px}
.step h4{font-size:16px;font-weight:600;letter-spacing:0;margin-bottom:4px}
.step p{font-size:16px}

.callout{background:var(--surface-card);border:1px solid var(--hairline-strong);border-left:3px solid var(--t-done);border-radius:12px;padding:24px;margin:24px 0}
.callout .section-label{color:var(--t-done)}

.article-hero{padding:48px 0 24px}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:16px;font-family:var(--mono)}
.article-body{max-width:72ch;margin:0 auto;padding:24px 0 40px}
.article-body h2{font-size:26px;letter-spacing:-0.325px;margin:40px 0 12px}
.article-body h3{font-size:22px;letter-spacing:-0.11px;margin:28px 0 10px}
.article-body p{color:var(--body);margin-bottom:16px}
.article-body ul,.article-body ol{margin:0 0 16px 22px;color:var(--body)}
.article-body li{margin-bottom:8px}
.article-figure{margin:24px 0}
.article-figure img{width:100%;height:auto;border-radius:12px;border:1px solid var(--hairline)}
.toc{background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:12px;padding:20px 24px;margin-bottom:24px}
.toc .section-label{margin-bottom:8px}
.toc ul{list-style:none;display:grid;gap:6px}
.toc a{font-size:14px;color:var(--body)}

.related{border-top:1px solid var(--hairline);padding-top:32px;margin-top:40px}

.form-wrap{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:32px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px}
.field input{width:100%;background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;height:44px;font-family:var(--font);font-size:16px}
.field input:focus{outline:none;border-color:var(--ink)}
.field input:invalid:not(:placeholder-shown){border-color:var(--error)}
.form-status{font-size:14px;border-radius:8px;padding:12px 16px;margin-top:8px;display:none}
.form-status.show{display:block}
.form-status.loading{background:var(--surface-strong);color:var(--ink)}
.form-status.success{background:#e3f3ec;color:var(--success)}

.contact-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:48px;align-items:start}
.contact-info li{list-style:none;margin-bottom:12px;font-size:16px;color:var(--body)}
.contact-info .section-label{margin-bottom:16px}

.legal-body{max-width:72ch;margin:0 auto;padding:24px 0 40px}
.legal-body h2{font-size:26px;margin:32px 0 10px}
.legal-body p,.legal-body li{color:var(--body)}
.legal-body ul{margin:0 0 16px 22px}

.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:48px 0 32px}
.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:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{font-size:14px;color:var(--body)}
.footer-col a:hover{color:var(--ink)}
.footer-bottom{margin-top:32px;padding-top:24px;border-top:1px solid var(--hairline)}
.footer-disclaimer{font-size:13px;color:var(--muted);margin-bottom:8px}
.footer-legal{font-size:13px;color:var(--muted)}

.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:12px;padding:20px 24px;z-index:300;display:none}
.cookie-banner.show{display:block}
.cookie-banner p{font-size:14px;color:var(--body);margin-bottom:16px}
.cookie-actions{display:flex;gap:12px}

@media (max-width:1024px){
h1{font-size:56px;letter-spacing:-1.5px}
.hero-grid,.split,.contact-grid{grid-template-columns:1fr;gap:32px}
.split.reverse .split-media{order:0}
.grid-3{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
.nav-toggle{display:flex}
.site-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--canvas);border-bottom:1px solid var(--hairline);padding:16px 24px}
.site-nav.open{display:block}
.site-nav ul{flex-direction:column;gap:14px;align-items:flex-start}
.header-inner{position:relative}
}
@media (max-width:640px){
h1{font-size:32px;letter-spacing:-0.8px}
h2{font-size:28px;letter-spacing:-0.4px}
.section{padding:48px 0}
.hero{padding:48px 0 32px}
.grid-3,.grid-2{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.hero-figure img{height:260px}
}