:root{
  --bg:#0b1c14; --bg2:#102619; --surface:#143020; --surface2:#173824;
  --line:#274234; --gold:#f4c84a; --gold-dp:#c79228; --cream:#f5f1e6;
  --text:#d7e2d9; --mute:#8aa493; --red:#e25c4f; --green:#62c98a;
  --maxw:860px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);
  font:400 17px/1.72 "Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.ui{font-family:"Avenir Next","Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--gold);text-underline-offset:2px}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* topbar */
.topbar{font-family:"Avenir Next","Segoe UI",Roboto,Arial,sans-serif;border-bottom:1px solid var(--line);
  background:rgba(11,28,20,.92);position:sticky;top:0;z-index:20;backdrop-filter:saturate(140%) blur(6px)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand img.logo{height:34px;width:auto;display:block}
.topcta{font-size:13px;font-weight:700;color:var(--bg);background:var(--gold);padding:9px 16px;border-radius:8px;text-decoration:none}

/* article */
main{padding:8px 0 10px}
.updated{font-family:"Avenir Next",Arial,sans-serif;font-size:12.5px;letter-spacing:.04em;color:var(--mute);
  text-transform:uppercase;margin:22px 0 6px}
.crumbs{font-family:"Avenir Next",Arial,sans-serif;font-size:13px;color:var(--mute);margin:0 0 10px}
.crumbs a{color:var(--mute);text-decoration:none}
h1{font-size:clamp(28px,4.6vw,40px);line-height:1.14;color:var(--cream);font-weight:700;letter-spacing:-.01em;margin:6px 0 16px}
h2{font-size:clamp(21px,3vw,27px);line-height:1.22;color:var(--cream);font-weight:700;margin:34px 0 12px}
h3{font-size:18px;color:var(--cream);margin:24px 0 7px}
h4{font-family:"Avenir Next",Arial,sans-serif;font-size:15px;color:var(--cream);margin:18px 0 6px}
p,li{margin:0 0 14px}
.lead{font-size:18.5px;color:var(--text)}
ul,ol{padding-left:22px;margin:0 0 16px}
li{margin:0 0 10px}
strong{color:var(--cream)}

/* tables */
.table-card{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin:14px 0 22px}
table{width:100%;border-collapse:collapse;font-family:"Avenir Next","Segoe UI",Roboto,Arial,sans-serif;font-size:14px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
th{color:var(--mute);font-weight:600;background:var(--bg2)}
td{color:var(--text)}
td code,p code{background:var(--bg2);border:1px solid var(--line);border-radius:5px;padding:1px 6px;font-size:12.5px;color:var(--gold)}

/* callout */
.callout{background:linear-gradient(180deg,rgba(244,200,74,.07),rgba(244,200,74,.02));
  border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:18px 0}
.callout.warn{background:linear-gradient(180deg,rgba(226,92,79,.08),rgba(226,92,79,.02));border-color:rgba(226,92,79,.35)}
.callout h3,.callout h4{margin-top:0}
.help{font-weight:700;color:var(--cream)}

/* contact box */
.box{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:14px 0;background:var(--surface)}
.box h3{margin-top:0}

/* form */
form{border:1px solid var(--line);border-radius:12px;padding:18px 20px;background:var(--surface);margin:16px 0}
label{display:block;font-family:"Avenir Next",Arial,sans-serif;font-size:14px;color:var(--cream);margin:12px 0 5px;font-weight:600}
input,select,textarea{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:8px;color:var(--text);
  font:inherit;font-size:15px;padding:10px 12px}
.form-note{font-size:13px;color:var(--mute);font-family:"Avenir Next",Arial,sans-serif}
button[type=submit]{margin-top:14px;background:var(--gold);color:var(--bg);border:0;border-radius:9px;
  font-family:"Avenir Next",Arial,sans-serif;font-weight:700;font-size:15px;padding:12px 22px;cursor:pointer}

/* author card */
.author-card{display:flex;gap:18px;align-items:center;border:1px solid var(--line);border-radius:14px;
  padding:20px 22px;margin:14px 0 24px;background:var(--bg2)}
.author-card .av{flex:0 0 auto;width:72px;height:72px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 30% 30%,var(--gold),var(--gold-dp));color:var(--bg);font-weight:800;
  font-family:"Avenir Next",Arial,sans-serif;font-size:24px}
.author-card .m{font-family:"Avenir Next",Arial,sans-serif}
.author-card h2{margin:0 0 3px;font-size:19px}
.author-card p{margin:0;font-size:14px;color:var(--mute);font-family:"Avenir Next",Arial,sans-serif}

/* footer (full-mesh) */
footer{border-top:1px solid var(--line);margin-top:42px;padding:30px 0 50px;
  font-family:"Avenir Next",Arial,sans-serif;font-size:14px;color:var(--mute)}
.f-logo img{height:30px;width:auto;opacity:.95;margin-bottom:18px}
.f-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:22px 26px}
.f-cols h4{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--cream);margin:0 0 10px}
.f-cols ul{list-style:none;padding:0;margin:0}
.f-cols li{margin:0 0 8px}
.f-cols a{color:var(--text);text-decoration:none;font-size:14px}
.f-cols a:hover{color:var(--gold)}
.f-bottom{border-top:1px solid var(--line);margin-top:24px;padding-top:18px;line-height:1.6}
.f-bottom strong{color:var(--cream)}
.f-bottom .home{color:var(--gold);text-decoration:none;font-weight:700}

@media(max-width:760px){.f-cols{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.wrap{padding:0 16px}body{font-size:16px}}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}

/* guide pages: pros/cons + keyfacts + guides footer */
.pc{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
.pc>div{border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.pc .good{border-color:rgba(98,201,138,.4)}
.pc .bad{border-color:rgba(226,92,79,.4)}
.pc h4{margin:0 0 8px;font-family:"Avenir Next",Arial,sans-serif}
.pc ul{margin:0;padding-left:18px;font-family:"Avenir Next",Arial,sans-serif;font-size:14px}
.pc li{margin:0 0 7px}
.keyfacts{font-family:"Avenir Next",Arial,sans-serif}
details.faq{border:1px solid var(--line);border-radius:10px;padding:0 16px;margin:10px 0;background:var(--surface)}
details.faq summary{cursor:pointer;font-family:"Avenir Next",Arial,sans-serif;font-weight:700;color:var(--cream);padding:14px 0;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq[open] summary{border-bottom:1px solid var(--line)}
details.faq p{padding:12px 0 4px;margin:0}
.f-guides{margin:0 0 22px}
.f-guides h4{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--cream);margin:0 0 9px}
.f-guides a{color:var(--text);text-decoration:none;font-size:13.5px}
.f-guides a:hover{color:var(--gold)}
.f-guides .sep{color:var(--line)}
@media(max-width:560px){.pc{grid-template-columns:1fr}}