: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;
--leaf:#2f6f4e;
--font-sans:"Inter",system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
--font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
background:var(--canvas);
color:var(--body);
font-family:var(--font-sans);
font-size:16px;
line-height:1.5;
letter-spacing:-0.15px;
-webkit-font-smoothing:antialiased;
}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:760px;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;letter-spacing:-0.72px;line-height:1.2}
h1{font-size:56px;letter-spacing:-2px;line-height:1.08}
h2{font-size:36px}
h3{font-size:26px;letter-spacing:-0.325px;line-height:1.25}
h4{font-size:18px;font-weight:600;letter-spacing:0}
p{margin:0 0 16px}
.section{padding:80px 0}
.section-sm{padding:48px 0}
.eyebrow{
display:inline-block;
font-size:11px;
font-weight:600;
letter-spacing:0.88px;
text-transform:uppercase;
color:var(--muted);
margin-bottom:16px;
}
.lead{font-size:18px;color:var(--body);max-width:640px}
.muted{color:var(--muted)}
.topbar{
background:var(--canvas);
border-bottom:1px solid var(--hairline);
position:sticky;
top:0;
z-index:50;
}
.topbar .container{
height:64px;
display:flex;
align-items:center;
justify-content:space-between;
}
.brand{
display:flex;
align-items:center;
gap:10px;
font-size:18px;
font-weight:600;
color:var(--ink);
letter-spacing:-0.3px;
}
.brand:hover{text-decoration:none}
.brand .mark{
width:26px;height:26px;border-radius:8px;
background:var(--leaf);
display:inline-flex;align-items:center;justify-content:center;
color:#fff;font-size:14px;
}
.brand .mark::after{content:"\1F33F"}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{
font-size:14px;font-weight:500;color:var(--ink);
}
.nav-links a:hover{color:var(--primary);text-decoration:none}
.nav-toggle{
display:none;border:1px solid var(--hairline-strong);
background:var(--surface-card);border-radius:8px;
width:40px;height:40px;font-size:18px;color:var(--ink);cursor:pointer;
}
.btn{
display:inline-flex;align-items:center;justify-content:center;
font-size:14px;font-weight:500;line-height:1;
border-radius:8px;padding:12px 18px;border:1px solid transparent;cursor:pointer;
transition:background .15s ease,color .15s ease;
}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:var(--primary-active);text-decoration:none}
.btn-ink{background:var(--ink);color:var(--canvas);padding:14px 20px}
.btn-ink:hover{text-decoration:none;opacity:.92}
.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong)}
.btn-secondary:hover{text-decoration:none;border-color:var(--ink)}
.hero{border-bottom:1px solid var(--hairline)}
.hero-grid{
display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.hero h1{margin-bottom:20px}
.hero .lead{margin-bottom:28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-figure{
border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface-card);
}
.hero-figure img{width:100%;height:420px;object-fit:cover}
.figcaption{font-size:13px;color:var(--muted);padding:10px 14px;border-top:1px solid var(--hairline-soft)}
.grid{display:grid;gap:24px}
.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,.card h4{margin-bottom:8px}
.card p{color:var(--body);margin-bottom:0}
.article-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.article-card img{width:100%;height:200px;object-fit:cover}
.article-card .body{padding:24px;display:flex;flex-direction:column;gap:8px;flex:1}
.article-card .meta{font-size:13px;color:var(--muted)}
.article-card .more{margin-top:auto;font-size:14px;font-weight:500;color:var(--primary)}
.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-soft);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.checklist{list-style:none;display:grid;gap:12px}
.checklist li{padding-left:26px;position:relative;color:var(--body)}
.checklist li::before{content:"\2713";position:absolute;left:0;color:var(--leaf);font-weight:700}
.factbox{
background:var(--canvas-soft);border:1px solid var(--hairline);border-left:3px solid var(--leaf);
border-radius:12px;padding:20px 24px;
}
.factbox h4{margin-bottom:6px}
.table-wrap{overflow-x:auto;border:1px solid var(--hairline);border-radius:12px}
table{width:100%;border-collapse:collapse;background:var(--surface-card);font-size:15px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--hairline-soft)}
th{color:var(--ink);font-weight:600;background:var(--canvas-soft)}
tr:last-child td{border-bottom:0}
.article{padding:56px 0}
.article header{margin-bottom:28px}
.article h1{font-size:42px;letter-spacing:-1.4px;margin-bottom:14px}
.article .meta{font-size:13px;color:var(--muted)}
.article-hero{border:1px solid var(--hairline);border-radius:12px;overflow:hidden;margin:24px 0 32px}
.article-hero img{width:100%;height:380px;object-fit:cover}
.article h2{font-size:28px;margin:36px 0 12px}
.article h3{font-size:21px;margin:24px 0 10px}
.article p,.article li{color:var(--body)}
.article ul,.article ol{margin:0 0 16px 22px}
.article li{margin-bottom:6px}
.refs{margin-top:40px;padding-top:24px;border-top:1px solid var(--hairline)}
.refs h4{margin-bottom:12px}
.refs ul{list-style:none}
.refs li{margin-bottom:8px;font-size:14px}
.related{margin-top:40px}
.form{display:grid;gap:16px;max-width:560px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field input{
background:var(--surface-card);border:1px solid var(--hairline-strong);
border-radius:8px;padding:12px 16px;height:44px;font-size:15px;color:var(--ink);
font-family:inherit;
}
.field input:focus{outline:none;border-color:var(--primary)}
.field input.invalid{border-color:var(--error)}
.form-note{font-size:13px;color:var(--muted)}
.form-status{display:none;border-radius:8px;padding:12px 16px;font-size:14px}
.form-status.show{display:block}
.form-status.ok{background:rgba(31,138,101,.12);color:var(--success)}
.cookie{
position:fixed;left:24px;right:24px;bottom:24px;z-index:100;
max-width:560px;margin:0 auto;
background:var(--surface-card);border:1px solid var(--hairline-strong);
border-radius:12px;padding:20px 24px;display:none;
}
.cookie.show{display:block}
.cookie p{font-size:14px;color:var(--body);margin-bottom:14px}
.cookie .row{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:56px 0 40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-grid h5{font-size:11px;text-transform:uppercase;letter-spacing:0.88px;color:var(--muted);margin-bottom:14px;font-weight:600}
.footer-grid ul{list-style:none;display:grid;gap:8px}
.footer-grid a{font-size:14px;color:var(--body)}
.footer-grid a:hover{color:var(--ink)}
.footer-about{font-size:14px;color:var(--body);max-width:320px}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--hairline);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.disclaimer{font-size:13px;color:var(--muted);background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:12px;padding:16px 20px;margin-top:24px}
@media (max-width:1024px){
.hero-grid{grid-template-columns:1fr;gap:32px}
.hero-figure img{height:340px}
.grid-3{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
h1{font-size:38px;letter-spacing:-1.2px}
h2{font-size:30px}
.article h1{font-size:32px}
.nav-links{
display:none;position:absolute;top:64px;left:0;right:0;
flex-direction:column;gap:0;background:var(--canvas);
border-bottom:1px solid var(--hairline);padding:8px 24px;
}
.nav-links.open{display:flex}
.nav-links li{padding:10px 0;border-bottom:1px solid var(--hairline-soft)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center}
.section{padding:56px 0}
}
@media (max-width:560px){
.grid-3,.grid-2{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.article-hero img{height:240px}
}