@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

: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;
--sans:'Inter',system-ui,'Helvetica Neue',Helvetica,Arial,sans-serif;
--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;
--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;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--canvas);color:var(--body);font-family:var(--sans);font-size:16px;line-height:1.5;letter-spacing:-0.15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--canvas);padding:8px 16px;border-radius:var(--r-md);z-index:100}
.skip-link:focus{left:16px;top:16px}

h1,h2,h3,h4{color:var(--ink);font-weight:400;letter-spacing:-0.72px;line-height:1.2}
.display-mega{font-size:72px;line-height:1.1;letter-spacing:-2.16px}
.display-lg{font-size:36px;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}
p{margin:0 0 16px}
.lead{font-size:18px;color:var(--body);letter-spacing:0.08px}

.label{display:inline-block;font-size:11px;font-weight:600;line-height:1.4;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted)}

.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}
.wordmark{font-size:18px;font-weight:600;color:var(--primary);letter-spacing:-0.2px}
.wordmark:hover{text-decoration:none}
.nav-menu{display:flex;align-items:center;gap:24px}
.nav-link{font-size:14px;font-weight:500;color:var(--ink)}
.nav-link.is-active{color:var(--primary)}
.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-family:var(--sans);font-size:14px;font-weight:500;line-height:1;cursor:pointer;border:1px solid transparent;border-radius:var(--r-md);padding:10px 18px;height:40px;transition:background .15s}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:active{background:var(--primary-active)}
.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong)}
.btn-download{background:var(--ink);color:var(--canvas);padding:12px 20px;height:44px}
.btn-link{background:none;color:var(--ink);text-decoration:underline;padding:10px 4px;height:auto}

.hero-band{padding:var(--sp-section) 0 48px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-copy .label{margin-bottom:16px}
.hero-copy h1{margin-bottom:20px}
.hero-copy .lead{margin-bottom:28px;max-width:36ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-figure{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-card)}
.hero-figure img{aspect-ratio:4/3;object-fit:cover;width:100%}
.figure-cap{font-size:13px;line-height:1.4;color:var(--muted);padding:12px 16px;border-top:1px solid var(--hairline-soft)}

.section{padding:var(--sp-section) 0;border-top:1px solid var(--hairline)}
.section-head{max-width:60ch;margin-bottom:40px}
.section-head .label{margin-bottom:12px}
.section-head p{margin-top:12px}

.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:15px;margin-bottom:0;color:var(--body)}
.feature-card .step{font-family:var(--mono);font-size:13px;color:var(--primary);margin-bottom:12px;display:block}

.card-link{margin-top:16px;display:inline-block;font-size:14px;font-weight:500;color:var(--primary)}

.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{aspect-ratio:16/10;object-fit:cover;width:100%}
.article-card .ac-body{padding:24px;display:flex;flex-direction:column;flex:1}
.article-card h3{font-size:20px;font-weight:600;letter-spacing:-0.1px;margin-bottom:8px}
.article-card p{font-size:15px;margin-bottom:16px}
.article-card .card-link{margin-top:auto}

.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}

.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:20px 24px;margin:24px 0}
.callout h3{font-size:16px;font-weight:600;letter-spacing:0;margin-bottom:8px}
.callout p{font-size:15px;margin-bottom:0}

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

.article{padding:48px 0 var(--sp-section)}
.article-wrap{max-width:760px;margin:0 auto}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--muted)}
.article-hero{border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;margin:24px 0 32px;background:var(--surface-card)}
.article-hero img{aspect-ratio:21/9;object-fit:cover;width:100%}
.article h1{font-size:36px;letter-spacing:-0.72px;margin-bottom:12px}
.article h2{font-size:26px;letter-spacing:-0.325px;margin:40px 0 12px}
.article h3{font-size:20px;font-weight:600;letter-spacing:-0.1px;margin:28px 0 8px}
.article p{color:var(--body);margin-bottom:16px}
.article ul,.article ol{margin:0 0 16px 22px;color:var(--body)}
.article li{margin-bottom:8px}
.article .meta{font-size:13px;color:var(--muted);margin-bottom:8px}
.article a{color:var(--primary);text-decoration:underline}
.checklist{list-style:none;margin-left:0}
.checklist li{padding-left:26px;position:relative}
.checklist li:before{content:"";position:absolute;left:0;top:7px;width:10px;height:10px;border:2px solid var(--primary);border-radius:var(--r-xs)}

.spec-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.spec-table caption{text-align:left;font-size:13px;color:var(--muted);margin-bottom:8px}
.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 tr:last-child td{border-bottom:0}

.related{margin-top:48px;padding-top:32px;border-top:1px solid var(--hairline)}
.related h2{font-size:22px;letter-spacing:-0.11px;margin-bottom:20px}

.form-section{background:var(--canvas-soft);border-top:1px solid var(--hairline)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.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);border-radius:var(--r-md);padding:12px 16px;min-height:44px;font-family:var(--sans);font-size:15px;color:var(--ink)}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field textarea:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary)}
.field .err{display:none;color:var(--error);font-size:13px;margin-top:6px}
.field.invalid .err{display:block}
.field.invalid input,.field.invalid textarea{border-color:var(--error)}
.form-status{margin-top:8px;font-size:15px;color:var(--success);min-height:22px}
.form-status.error{color:var(--error)}
.btn[disabled]{opacity:.6;cursor:not-allowed}

.cta-band{padding:96px 0;border-top:1px solid var(--hairline);text-align:center}
.cta-band h2{font-size:36px;letter-spacing:-0.72px;margin-bottom:24px}

.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 1.2fr;gap:32px}
.footer-brand .wordmark{display:block;margin-bottom:12px}
.footer-note{font-size:14px;color:var(--muted);max-width:34ch}
.footer-head{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:10px}
.footer-bar{margin-top:40px;padding-top:24px;border-top:1px solid var(--hairline);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-fine{font-size:13px;color:var(--muted-soft);margin:0}

.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;max-width:62ch}
.cookie-text a{color:var(--primary);text-decoration:underline}
.cookie-actions{display:flex;gap:12px;flex-shrink:0}

@media(max-width:1024px){
.display-mega{font-size:56px;letter-spacing:-1.6px}
.hero-grid{grid-template-columns:1fr;gap:32px}
.grid-3{grid-template-columns:repeat(2,1fr)}
.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.open{display:flex}
.nav-menu .nav-link{padding:10px 0;width:100%}
.form-grid{grid-template-columns:1fr;gap:24px}
}
@media(max-width:640px){
.display-mega{font-size:32px;letter-spacing:-1px}
.display-lg{font-size:28px}
.section{padding:48px 0}
.hero-band{padding:48px 0 32px}
.grid-3,.grid-2{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.cookie-inner{flex-direction:column;align-items:flex-start}
.cookie-actions{width:100%}
.cookie-actions .btn{flex:1}
.cta-band{padding:64px 0}
}