:root{--green:#0f4c3a;--green-2:#1a6b53;--mint:#e8f2ee;--amber:#c98a1b;--ink:#16211d;--ink-2:#3b4a44;--muted:#6a7a74;--line:#e1e8e4;--bg:#fff;--soft:#f6f8f7;--serif:"Literata",Georgia,serif;--sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:17px;line-height:1.65;color:var(--ink-2);background:var(--bg)}
a{color:var(--green-2)}
h1,h2,h3{font-family:var(--serif);color:var(--ink);line-height:1.22;margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(2rem,4.4vw,3rem)}
h2{font-size:1.6rem}
h3{font-size:1.18rem}
p{margin:0 0 1.1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.narrow{max-width:780px}
.skip,.sr{position:absolute;left:-999px}
.skip:focus{left:10px;top:10px;background:#000;color:#fff;padding:8px 12px;z-index:99}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.muted{color:var(--muted)}

/* header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--serif);font-size:1.2rem;font-weight:600}
.brand b{color:var(--green-2);font-weight:600}
.brand .mark{width:34px;height:34px;border-radius:8px;background:var(--green);color:#fff;display:grid;place-items:center;font-family:var(--serif);font-weight:700;font-size:1.15rem}
.brand.light{color:#fff}.brand.light b{color:#9fd8c3}.brand.light .mark{background:#fff;color:var(--green)}
.nav{display:flex;gap:4px}
.nav a{text-decoration:none;color:var(--ink);font-size:.94rem;font-weight:500;padding:8px 12px;border-radius:8px}
.nav a:hover{background:var(--soft);color:var(--green-2)}
.nav a[aria-current="page"]{color:var(--green-2);font-weight:600}
.menu{display:none;background:none;border:0;padding:10px;cursor:pointer}
.menu span{display:block;width:22px;height:2px;background:var(--ink);margin:4px 0}

/* hero */
.hero{background:linear-gradient(180deg,var(--mint),#fff);border-bottom:1px solid var(--line)}
.hero .wrap{padding-top:72px;padding-bottom:64px;max-width:860px;text-align:center}
.kicker{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--green-2)}
.lead{font-size:1.15rem;color:var(--ink-2)}
.search{position:relative;max-width:620px;margin:28px auto 0;text-align:left}
.search input{width:100%;font:inherit;padding:16px 20px;border:1px solid #cfdcd6;border-radius:12px;background:#fff;box-shadow:0 6px 20px rgba(15,76,58,.08)}
.search input:focus{outline:0;border-color:var(--green-2);box-shadow:0 0 0 4px rgba(26,107,83,.15)}
.results{position:absolute;left:0;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 40px rgba(0,0,0,.1);overflow:hidden;z-index:5}
.results a{display:block;padding:12px 18px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--line)}
.results a:last-child{border-bottom:0}
.results a:hover{background:var(--soft)}
.results small{display:block;color:var(--muted)}

/* sections */
.section{padding-top:56px;padding-bottom:56px}
.sec-title{font-size:1.5rem;margin-bottom:22px}
.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.topic{display:block;text-decoration:none;color:inherit;border:1px solid var(--line);border-top:4px solid var(--green);border-radius:12px;padding:24px;transition:box-shadow .2s,transform .2s}
.topic:hover{box-shadow:0 10px 26px rgba(0,0,0,.07);transform:translateY(-2px)}
.topic p{color:var(--muted);font-size:.95rem}
.topic span{color:var(--green-2);font-weight:600;font-size:.9rem}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{display:flex;flex-direction:column;gap:8px;text-decoration:none;color:inherit;border:1px solid var(--line);border-radius:12px;padding:22px;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 10px 26px rgba(0,0,0,.07);transform:translateY(-2px)}
.card h3{margin:0}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.cat{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--amber)}
.meta{margin-top:auto;font-size:.84rem;color:var(--muted)}

/* page head */
.page-head{background:var(--soft);border-bottom:1px solid var(--line)}
.page-head .wrap{padding-top:48px;padding-bottom:40px}
.crumbs{font-size:.86rem;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted)}

/* article */
.art-head{border-bottom:1px solid var(--line)}
.art-head .wrap{padding-top:44px;padding-bottom:30px}
.dek{font-size:1.2rem;color:var(--ink-2)}
.byline{font-size:.92rem;color:var(--muted)}
.byline a{color:var(--ink);font-weight:600;text-decoration:none}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:.78rem;padding:4px 10px;border-radius:999px;background:var(--mint);color:var(--green);font-weight:600}
.art-grid{display:grid;grid-template-columns:240px minmax(0,760px);gap:56px;padding-top:40px;padding-bottom:40px;justify-content:center}
.toc-in{position:sticky;top:90px}
.toc h2{font-family:var(--sans);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.toc ol{margin:0;padding-left:18px;font-size:.9rem}
.toc li{margin-bottom:8px}
.toc a{color:var(--ink-2);text-decoration:none}
.toc a:hover{color:var(--green-2)}
.prose h2{margin-top:1.9em;scroll-margin-top:90px}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{padding-left:22px;margin:0 0 1.2em}
.prose li{margin-bottom:6px}
.box{background:var(--mint);border-left:4px solid var(--green);border-radius:10px;padding:20px 24px;margin:0 0 28px}
.box .box-title{font-family:var(--sans);font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;color:var(--green);margin:0 0 10px}
.box ul{margin:0;padding-left:20px}
.table-wrap{overflow-x:auto;margin:0 0 1.5em;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:.93rem;line-height:1.45}
th{background:var(--soft);text-align:left;font-weight:600;color:var(--ink);padding:10px 14px;border-bottom:1px solid var(--line)}
td{padding:9px 14px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
td.note{font-style:italic;color:var(--muted);font-size:.86rem}
.disc{margin-top:40px;padding-top:18px;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted)}

/* templates */
.soon{border:1px dashed #b9cbc3;border-radius:14px;padding:32px;background:var(--soft);max-width:820px}
.planned{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.planned li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 18px}
.planned b{display:block;color:var(--ink)}
.planned span{font-size:.92rem;color:var(--muted)}

/* footer */
.site-footer{background:#0d2a22;color:#b7c9c2;margin-top:40px}
.site-footer .wrap{padding-top:48px;padding-bottom:28px}
.f-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;margin:6px 0 14px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:8px}
.site-footer a{color:#b7c9c2;text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer p{font-size:.94rem;max-width:40ch;margin-top:14px}
.legal{max-width:none!important;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;margin-top:30px;font-size:.82rem!important}

@media (max-width:980px){
  .art-grid{grid-template-columns:1fr;gap:20px}
  .toc-in{position:static;border:1px solid var(--line);border-radius:10px;padding:16px 18px}
  .cards,.topics{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .menu{display:block}
  .nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 16px 18px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .cards,.topics,.f-grid{grid-template-columns:1fr}
  .hero .wrap{padding-top:48px;padding-bottom:44px}
  .section{padding-top:40px;padding-bottom:40px}
}