:root{
  --bg:#181c21; --panel:#20252b; --panel2:#262c33; --text:#eae6da; --muted:#a4a99f;
  --line:rgba(255,255,255,.11); --brass:#c19a54; --brass-soft:rgba(193,154,84,.16);
  --ok:#7f9c62; --ok-bg:rgba(127,156,98,.15); --danger:#c4665a; --danger-bg:rgba(196,102,90,.14);
  --radius:3px; --serif:'IBM Plex Serif',Georgia,serif; --sans:'IBM Plex Sans',-apple-system,sans-serif;
  --mono:'IBM Plex Mono',monospace;
}
:root[data-theme="light"]{
  --bg:#f2efe6; --panel:#ffffff; --panel2:#eae5d6; --text:#20242a; --muted:#5c6167;
  --line:rgba(0,0,0,.12); --brass:#8c6a24; --brass-soft:rgba(140,106,36,.1);
  --ok:#4f6b3b; --ok-bg:rgba(79,107,59,.1); --danger:#9b3d33; --danger-bg:rgba(155,61,51,.09);
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f2efe6; --panel:#ffffff; --panel2:#eae5d6; --text:#20242a; --muted:#5c6167;
    --line:rgba(0,0,0,.12); --brass:#8c6a24; --brass-soft:rgba(140,106,36,.1);
    --ok:#4f6b3b; --ok-bg:rgba(79,107,59,.1); --danger:#9b3d33; --danger-bg:rgba(155,61,51,.09);
  }
}
*{box-sizing:border-box;}
html,body{margin:0;background:var(--bg);color:var(--text);}
body{font-family:var(--sans);line-height:1.6;}
a{color:var(--brass);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.25;margin:0 0 .5em;}
code,.mono{font-family:var(--mono);}

/* ---- layout shell ---- */
.shell{display:flex;min-height:100vh;}
.side{width:260px;flex:none;background:var(--panel);border-right:1px solid var(--line);
  padding:22px 18px;position:sticky;top:0;height:100vh;overflow-y:auto;}
.brand{font-family:var(--serif);font-size:1.05rem;font-weight:700;margin-bottom:2px;}
.brand .accent{color:var(--brass);}
.brand-sub{font-size:.72rem;color:var(--muted);letter-spacing:.02em;margin-bottom:22px;}
.navlist{list-style:none;margin:0;padding:0;}
.navgroup-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);
  margin:18px 0 6px;padding-left:2px;}
.navlist li a{display:block;padding:7px 8px;border-radius:var(--radius);color:var(--text);font-size:.88rem;}
.navlist li a:hover{background:var(--brass-soft);text-decoration:none;}
.navlist li a.active{background:var(--brass-soft);color:var(--brass);font-weight:600;}
.side-app-link{display:block;margin-top:22px;padding:12px;border:1px solid var(--brass);border-radius:var(--radius);
  font-size:.85rem;text-align:center;}
.side-app-link:hover{background:var(--brass-soft);text-decoration:none;}

.main{flex:1;min-width:0;}
.topbar{display:none;align-items:center;justify-content:space-between;padding:14px 18px;
  border-bottom:1px solid var(--line);background:var(--panel);position:sticky;top:0;z-index:10;}
.hamburger{background:none;border:1px solid var(--line);border-radius:var(--radius);color:var(--text);
  padding:8px 10px;font-size:1rem;cursor:pointer;}
 .content{max-width:1100px;margin:0 auto;padding:48px 28px 90px;}
article{display:none;}
article.active{display:block;}
.eyebrow{font-family:var(--mono);font-size:.72rem;color:var(--brass);letter-spacing:.04em;margin-bottom:10px;}
article h1{font-size:2rem;margin-bottom:.3em;}
article p{margin:0 0 1.1em;max-width:62ch;}
article ul, article ol{margin:0 0 1.3em;padding-left:1.3em;max-width:62ch;}
article li{margin-bottom:.5em;}
.lead{font-size:1.08rem;color:var(--muted);max-width:56ch;}

/* card / permit-style callout */
.permit{border:1px solid var(--brass);border-radius:var(--radius);padding:20px 22px;margin:22px 0 28px;
  background:linear-gradient(180deg, var(--brass-soft), transparent 70%);position:relative;}
.permit::before{content:"";position:absolute;top:8px;left:8px;width:10px;height:10px;
  border-top:2px solid var(--brass);border-left:2px solid var(--brass);}
.permit::after{content:"";position:absolute;bottom:8px;right:8px;width:10px;height:10px;
  border-bottom:2px solid var(--brass);border-right:2px solid var(--brass);}
.permit dl{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;margin:0;font-size:.92rem;}
.permit dt{color:var(--muted);}
.permit dd{margin:0;font-weight:500;}

.step{display:grid;grid-template-columns:34px 1fr;gap:14px;margin-bottom:22px;align-items:baseline;}
.step-num{font-family:var(--mono);color:var(--brass);font-weight:600;font-size:1rem;}
.step h3{margin-bottom:.25em;font-size:1.05rem;}
.step p{margin-bottom:0;}

table.cmp{width:100%;border-collapse:collapse;margin:18px 0 28px;font-size:.92rem;}
table.cmp th, table.cmp td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top;}
table.cmp th{color:var(--muted);font-weight:500;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;}
table.cmp td.tag-ok{color:var(--ok);}
table.cmp tr:last-child td{border-bottom:none;}

.catgrid{display:grid;gap:14px;margin:20px 0 28px;}
.catcard{border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;background:var(--panel);}
.catcard .catcode{font-family:var(--mono);color:var(--brass);font-weight:600;font-size:.95rem;}
.catcard p{margin:.4em 0 0;font-size:.9rem;}

.callout{border-left:3px solid var(--danger);background:var(--danger-bg);padding:12px 16px;border-radius:0 var(--radius) var(--radius) 0;
  margin:18px 0;font-size:.9rem;}
.callout.ok{border-left-color:var(--ok);background:var(--ok-bg);}

.faq-item{border-bottom:1px solid var(--line);padding:16px 0;}
.faq-item summary{font-weight:600;cursor:pointer;font-size:.98rem;}
.faq-item summary::marker{color:var(--brass);}
.faq-item p{margin-top:10px;}

.cta{display:inline-block;background:var(--brass);color:var(--bg);padding:12px 20px;border-radius:var(--radius);
  font-weight:600;font-size:.92rem;margin-top:6px;}
.cta:hover{text-decoration:none;opacity:.9;}

.homecards{display:grid;gap:14px;margin-top:28px;}
@media (min-width:560px){.homecards{grid-template-columns:1fr 1fr;}}
.homecard{border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;background:var(--panel);}
.homecard a{font-weight:600;font-family:var(--serif);font-size:1rem;color:var(--text);}
.homecard a:hover{color:var(--brass);}
.homecard p{margin:.35em 0 0;font-size:.85rem;color:var(--muted);}

.src-list{list-style:none;padding:0;margin:0;}
.src-list li{padding:9px 0;border-bottom:1px solid var(--line);font-size:.9rem;}
.src-list li:last-child{border-bottom:none;}
.src-list .src-name{color:var(--muted);font-size:.78rem;display:block;}

footer.page{margin-top:50px;padding-top:20px;border-top:1px solid var(--line);font-size:.78rem;color:var(--muted);}

@media (max-width:860px){
  .side{position:fixed;left:-280px;top:0;height:100%;z-index:30;transition:left .2s;box-shadow:2px 0 24px rgba(0,0,0,.3);}
  .side.open{left:0;}
  .topbar{display:flex;}
  .overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:20;}
  .overlay.show{display:block;}
  .content{padding:32px 20px 70px;}
  article h1{font-size:1.6rem;}
}

.skip-link{position:fixed;left:12px;top:-80px;z-index:99999;padding:10px 14px;background:#fff;color:#111;border-radius:8px}.skip-link:focus{top:12px}.app-notifications{position:fixed;right:16px;bottom:16px;z-index:99999;max-width:min(420px,calc(100vw - 32px))}.app-notice{padding:12px 16px;border-radius:10px;background:#202722;color:#fff;box-shadow:0 8px 28px #0005;font-weight:700}*:focus-visible{outline:3px solid var(--accent,#f2a541);outline-offset:3px}