:root{
  --bg:#fdfdfc;
  --surface:#ffffff;
  --ink:#141a26;
  --ink-soft:#4b5566;
  --line:#e6e8ee;
  --navy:#12224a;
  --gold:#d9a327;
  --gold-soft:#fdf6e4;
  --radius:14px;
  --wrap:1080px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.75}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
a:hover{color:var(--gold)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 18px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:99}

/* header */
.site-head{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:66px}
.brand img{width:150px;height:auto}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:44px;height:40px;padding:9px 10px;cursor:pointer}
.nav-toggle span{display:block;height:2px;background:var(--navy);margin:4px 0;border-radius:2px}
.site-nav ul{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.site-nav a{display:inline-block;padding:9px 12px;border-radius:9px;text-decoration:none;font-size:15.5px;font-weight:600;color:var(--ink)}
.site-nav a:hover{background:#f4f5f8}
.site-nav a.active{color:var(--gold)}

/* buttons */
.btn{display:inline-block;background:var(--navy);color:#fff !important;text-decoration:none;font-weight:700;padding:14px 26px;border-radius:12px;border:1px solid var(--navy);transition:.18s}
.btn:hover{background:#0c1836;color:#fff !important}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#20180a !important}
.btn-gold:hover{background:#c4901c;color:#20180a !important}
.btn-sm{padding:9px 16px;font-size:15px}
.btn-wide{display:block;text-align:center;font-size:19px}

/* sections */
section{padding:34px 0}
h1{font-size:31px;line-height:1.28;margin:0 0 14px}
h2{font-size:24px;line-height:1.35;margin:34px 0 12px}
h3{font-size:19px;margin:24px 0 8px}
p,li{color:var(--ink-soft)}
.lead{font-size:18.5px;color:var(--ink)}
.muted{font-size:15px}
.hero{background:linear-gradient(180deg,#fffdf7 0%,var(--bg) 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shot{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.note{background:var(--gold-soft);border:1px solid #f0e2bd;border-left:4px solid var(--gold);border-radius:10px;padding:14px 16px;margin:18px 0}
.cta-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center}

table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:16px}
th,td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;color:var(--ink-soft)}
th{background:#fafbfc;color:var(--ink);font-weight:700;width:42%}
tr:last-child td,tr:last-child th{border-bottom:0}

ol,ul{padding-left:20px}
li{margin:6px 0}
.plain{list-style:none;padding:0}
.plain a{text-decoration:none;font-size:15.5px}

details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}
details[open]{border-color:#d9dde6}
summary{cursor:pointer;font-weight:700;color:var(--ink);list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--gold);font-size:20px;line-height:1}
details[open] summary::after{content:"\2013"}
details p{margin:10px 0 0}

.breadcrumb{font-size:14px;padding:12px 0 0}
.breadcrumb a{text-decoration:none}
.toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.toc ol{margin:8px 0 0}

.site-foot{background:#fff;border-top:1px solid var(--line);margin-top:26px;padding:30px 0 18px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px}
.foot-grid h3{margin:0 0 8px;font-size:16px}
.foot-bottom{border-top:1px solid var(--line);margin-top:22px;padding-top:14px}
.foot-bottom p{font-size:13.5px;margin:6px 0}

.form-row{margin:14px 0}
label{display:block;font-weight:600;color:var(--ink);margin-bottom:6px;font-size:15.5px}
input,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:16px;background:#fff;color:var(--ink)}
input:focus,textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.alert{padding:12px 14px;border-radius:10px;margin:12px 0;font-size:15.5px}
.alert-ok{background:#eef8f0;border:1px solid #cbe7d2;color:#1d5b30}
.alert-err{background:#fdeeee;border:1px solid #f2cdcd;color:#8a2020}

@media(max-width:860px){
  body{font-size:16.5px}
  h1{font-size:26px}h2{font-size:21px}
  .hero-grid,.grid-2,.grid-3,.foot-grid{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .site-nav{display:none;width:100%;order:3}
  .site-nav.open{display:block;padding-bottom:12px}
  .site-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .site-nav a{padding:11px 10px;border-bottom:1px solid var(--line)}
  .head-inner{flex-wrap:wrap}
  th{width:45%}
}