: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;
}
*{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:-0.01em;}
img{max-width:100%;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:-9999px;top:0;background:var(--ink);color:var(--canvas);padding:8px 16px;border-radius:8px;z-index:100;}
.skip-link:focus{left:16px;top:16px;}
h1,h2,h3,h4{font-weight:400;color:var(--ink);margin:0 0 16px;letter-spacing:-0.02em;line-height:1.2;}
h1{font-size:64px;letter-spacing:-0.03em;line-height:1.08;}
h2{font-size:36px;}
h3{font-size:26px;letter-spacing:-0.0125em;}
h4{font-size:22px;letter-spacing:-0.005em;}
p{margin:0 0 16px;}
.lead{font-size:18px;color:var(--body);letter-spacing:0.005em;}

.top-nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:50;}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.wordmark{font-size:18px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:8px;letter-spacing:-0.01em;}
.wordmark:hover{text-decoration:none;}
.wordmark-mark{color:var(--primary);font-size:14px;line-height:1;}
.nav-menu{display:flex;align-items:center;gap:24px;}
.nav-link{font-size:14px;font-weight:500;color:var(--ink);}
.nav-link-contact{background:var(--primary);color:var(--on-primary);padding:9px 16px;border-radius:8px;line-height:1;}
.nav-link-contact: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;}

.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:9999px;padding:4px 10px;}
.section-label{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}

.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section + .section{border-top:1px solid var(--hairline-soft);}

.hero{padding:80px 0 64px;}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:48px;align-items:center;}
.hero h1{margin-top:16px;}
.hero .lead{max-width:46ch;margin-bottom:24px;}
.hero-meta{font-family:var(--mono);font-size:13px;color:var(--muted);}
.hero-figure{margin:0;border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface-card);}
.hero-figure img{width:100%;height:380px;object-fit:cover;}
.hero-figure figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--hairline);}

.btn{display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;border-radius:8px;padding:10px 18px;height:40px;cursor:pointer;border:1px solid transparent;line-height:1;}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--primary);color:var(--on-primary);}
.btn-primary:hover{background:var(--primary-active);}
.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong);}
.btn-ink{background:var(--ink);color:var(--canvas);height:44px;padding:12px 20px;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}

.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:22px;}
.card h4{font-size:18px;font-weight:600;letter-spacing:0;margin-bottom:8px;}
.card p{margin-bottom:0;}
.card-num{font-family:var(--mono);font-size:13px;color:var(--primary);display:block;margin-bottom:12px;}

.article-card{position:relative;display:flex;flex-direction:column;background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;overflow:hidden;}
.article-card img{width:100%;height:200px;object-fit:cover;}
.article-card .article-body{padding:20px 24px 24px;display:flex;flex-direction:column;gap:8px;flex:1;}
.article-card h3{font-size:22px;margin:0;}
.article-card p{color:var(--body);margin:0;}
.article-card .read-on{margin-top:auto;font-size:14px;font-weight:600;color:var(--primary);}

.data-panel{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:20px 24px;font-family:var(--mono);font-size:13px;color:var(--body);}
.data-panel .data-row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;border-bottom:1px solid var(--hairline-soft);}
.data-panel .data-row:last-child{border-bottom:0;}
.data-panel .data-row .k{color:var(--muted);}
.data-panel .data-row .v{color:var(--ink);}

.stage-list{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px;padding:0;list-style:none;}
.stage{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;border-radius:9999px;padding:4px 10px;color:var(--ink);}
.stage-thinking{background:var(--t-thinking);}
.stage-grep{background:var(--t-grep);}
.stage-read{background:var(--t-read);}
.stage-edit{background:var(--t-edit);}
.stage-done{background:var(--t-done);color:var(--on-primary);}

.article{padding:64px 0 80px;}
.article-head{max-width:760px;}
.article-head .section-label{margin-bottom:16px;}
.article-meta{font-family:var(--mono);font-size:13px;color:var(--muted);margin-top:8px;}
.article-figure{margin:32px 0;border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface-card);}
.article-figure img{width:100%;max-height:440px;object-fit:cover;}
.article-figure figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--hairline);}
.prose{max-width:760px;}
.prose h2{font-size:30px;margin-top:48px;}
.prose h3{font-size:22px;margin-top:32px;}
.prose p{color:var(--body);}
.prose ul,.prose ol{color:var(--body);padding-left:20px;margin:0 0 16px;}
.prose li{margin-bottom:8px;}
.prose a{color:var(--ink);text-decoration:underline;text-underline-offset:2px;}

.callout{background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--primary);border-radius:8px;padding:20px 24px;margin:24px 0;}
.callout h4{font-size:16px;font-weight:600;letter-spacing:0;margin-bottom:8px;}
.callout p{margin-bottom:0;color:var(--body);}

.key-figure{background:var(--ink);color:var(--canvas);border-radius:12px;padding:32px;margin:24px 0;}
.key-figure h4{color:var(--canvas);font-size:18px;font-weight:600;letter-spacing:0;}
.key-figure p{color:var(--surface-strong);margin-bottom:0;}

.refs{margin-top:48px;border-top:1px solid var(--hairline);padding-top:24px;}
.refs h2{font-size:22px;}
.refs ol{font-size:14px;color:var(--body);padding-left:20px;}
.refs li{margin-bottom:8px;}
.refs a{color:var(--ink);text-decoration:underline;}

.related{margin-top:48px;border-top:1px solid var(--hairline);padding-top:24px;}
.related h2{font-size:22px;}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.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{width:100%;height:44px;background:var(--surface-card);border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;font-family:var(--sans);font-size:16px;color:var(--ink);}
.form-field input:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary);}
.form-status{display:none;border-radius:8px;padding:12px 16px;font-size:14px;margin-bottom:16px;}
.form-status.show{display:block;}
.form-status.success{background:rgba(31,138,101,0.1);color:var(--success);border:1px solid var(--success);}
.form-error{display:block;color:var(--error);font-size:13px;margin-top:4px;min-height:0;}
.btn[disabled]{opacity:0.6;cursor:not-allowed;}

.footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:64px 0 48px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-head{font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;}
.footer-link{display:block;font-size:14px;color:var(--body);margin-bottom:8px;}
.footer-link-static{color:var(--muted);}
.footer-note{font-size:14px;color:var(--body);max-width:34ch;margin-top:12px;}
.footer-bottom{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-top:48px;padding-top:24px;border-top:1px solid var(--hairline);font-size:13px;color:var(--muted);}
.footer-disclaimer{max-width:52ch;}

.cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:80;background:var(--surface-card);border-top:1px solid var(--hairline-strong);padding:16px 0;display:none;}
.cookie-banner.show{display:block;}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.cookie-text{font-size:14px;color:var(--body);max-width:62ch;}
.cookie-text a{text-decoration:underline;}
.cookie-actions{display:flex;gap:12px;}

@media(max-width:1024px){
.hero-grid{grid-template-columns:1fr;gap:32px;}
.hero-figure img{height:320px;}
h1{font-size:56px;}
.contact-grid{grid-template-columns:1fr;gap:32px;}
.footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:768px){
.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%;}
.nav-link-contact{display:inline-block;margin-top:8px;}
.nav-toggle{display:flex;}
.grid-3,.grid-2{grid-template-columns:1fr;}
h1{font-size:32px;}
h2{font-size:28px;}
.section{padding:56px 0;}
.footer-grid{grid-template-columns:1fr;}
}