:root{
  --bg:#F6F1E4;--bg2:#F1EADB;--card:#FFFCF5;--line:#E0D6C2;
  --fg:#20241F;--mut:#4A5550;--dim:#7B837C;--main:#23403C;--acc:#C99A2E;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',Arial,sans-serif;
  font-size:16px;line-height:1.82;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure,blockquote,td,th,table{margin:0}
img{display:block;max-width:100%}
a{color:var(--main)}
.top{border-bottom:1px solid var(--line);background:var(--bg2)}
.top__in{max-width:1180px;margin:0 auto;padding:12px 24px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}
.nav--left{display:flex;gap:16px;justify-content:flex-start}
.nav a{font-size:14px;color:var(--mut);text-decoration:none;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover{color:var(--main)}
.nav a[aria-current="page"]{color:var(--main);border-bottom-color:var(--acc)}
.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--fg);justify-self:center}
.brand img{width:30px;height:30px;border-radius:7px}
.brand span{font-size:18px;font-weight:700;letter-spacing:.02em}
.brand i{font-style:normal;font-size:12px;letter-spacing:.26em;color:var(--acc);margin-left:6px;font-weight:500}
.top__in > .btn{justify-self:end}
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:700;white-space:nowrap}
.btn.btn-primary{
  display:inline-flex;width:auto;padding:10px 22px;background:var(--main);color:#F8F5EA;
  border:1px solid var(--main);border-radius:3px;font-size:14px;transition:background .16s;
}
.btn.btn-primary:hover{background:#162B28;border-color:#162B28;display:inline-flex;padding:10px 22px;color:#fff}
.btn.btn-quiet{
  display:inline-flex;width:auto;padding:10px 20px;background:transparent;color:var(--main);
  border:1px solid var(--line);border-radius:3px;font-size:14px;transition:border-color .16s;
}
.btn.btn-quiet:hover{border-color:var(--acc);color:var(--acc);display:inline-flex;padding:10px 20px}
.layout{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:196px minmax(0,1fr);gap:40px}
.toc{position:sticky;top:24px;align-self:start;padding:30px 0 0}
.toc__cap{font-size:11.5px;letter-spacing:.22em;color:var(--acc);margin-bottom:12px;font-weight:700}
.toc a{display:block;font-size:13.5px;color:var(--mut);text-decoration:none;padding:7px 0 7px 12px;border-left:1px solid var(--line)}
.toc a:hover{color:var(--main);border-left-color:var(--acc)}
.main{min-width:0;padding-bottom:24px}
.hero{position:relative;padding:44px 0 26px}
.hero::before{
  content:'';position:absolute;top:0;left:-24px;right:-24px;height:150px;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:26px 26px;opacity:.45;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent);
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent);
}
.hero__in{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 292px;gap:40px;align-items:center}
.hero__body{min-width:0}
.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--acc);font-weight:700;margin-bottom:14px}
.hero h1{font-size:37px;line-height:1.3;font-weight:800}
.lead{margin-top:16px;font-size:16px;color:var(--mut)}
.hero__act{margin-top:24px;display:flex;flex-wrap:wrap;gap:10px}
.hero__shot{padding:8px;background:var(--card);border:1px solid var(--line);border-radius:4px}
.hero__shot img{width:100%;height:auto;max-width:276px;margin:0 auto;border-radius:2px}
.hint{margin-top:13px;font-size:13px;color:var(--dim)}
.sec{padding:38px 0 4px;margin-top:38px;border-top:1px solid var(--line)}
.sec__head{margin-bottom:20px}
.sec__label{font-size:11.5px;letter-spacing:.2em;color:var(--acc);font-weight:700;margin-bottom:8px}
.sec__head h2{font-size:25px;line-height:1.42;font-weight:700;display:inline-block}
.sec__head h2::after{content:'';display:block;width:38px;height:3px;background:var(--acc);margin-top:10px}
.sec__sub{margin-top:2px;font-size:13.5px;color:var(--dim)}
.tabs{display:grid;gap:12px;margin-top:20px}
.tab{
  position:relative;padding:18px 22px 18px 76px;background:var(--card);
  border:1px solid var(--line);border-radius:3px;
}
.tab::before{
  content:attr(data-tag);position:absolute;left:0;top:0;bottom:0;width:56px;
  display:flex;align-items:center;justify-content:center;
  background:var(--main);color:#F4F0E2;font-size:12.5px;letter-spacing:.18em;
  writing-mode:vertical-rl;border-radius:2px 0 0 2px;
}
.tab h3{font-size:16.5px;margin-bottom:6px}
.tab p{font-size:14px;color:var(--mut)}
.tblwrap{overflow-x:auto;margin:20px 0}
table.grid{width:100%;min-width:520px;border-collapse:collapse;font-size:14.5px;background:var(--card)}
table.grid thead th{text-align:left;padding:11px 14px;border-bottom:2px solid var(--main);font-size:13px;letter-spacing:.08em;color:var(--main)}
table.grid td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--mut)}
table.grid td:first-child{color:var(--fg);font-weight:600;white-space:nowrap}
.shots{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.shot{background:var(--card);border:1px solid var(--line);border-radius:3px;overflow:hidden}
.shot img{width:100%;height:auto}
.shot figcaption{padding:10px 12px 12px;font-size:12.5px;color:var(--dim);line-height:1.6;border-top:1px solid var(--line);background:var(--bg2)}
.faq2{columns:2;column-gap:26px;margin-top:18px}
.faq2 details{break-inside:avoid;margin-bottom:14px;background:var(--card);border:1px solid var(--line);border-radius:3px;padding:14px 16px}
.faq2 summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none}
.faq2 summary::-webkit-details-marker{display:none}
.faq2 summary::before{content:'▸';color:var(--acc);margin-right:8px}
.faq2 details[open] summary::before{content:'▾'}
.faq2 p{margin-top:9px;font-size:14px;color:var(--mut)}
.lnk{margin-top:16px;font-size:14px}
.lnk a{text-decoration:none;border-bottom:1px solid var(--acc)}
.sec > p{margin:13px 0}
.sec > p:first-of-type{margin-top:0}
.cta{margin:52px 0 0;padding:34px 28px;background:var(--main);color:#F8F5EA;border-radius:4px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between}
.cta h2{font-size:22px;color:#fff}
.cta p{font-size:13.5px;color:rgba(248,245,234,.76);flex:1 1 100%;margin-top:6px}
.cta .btn.btn-primary{background:var(--acc);border-color:var(--acc);color:#1F241F}
.cta .btn.btn-primary:hover{background:#DCB24A;border-color:#DCB24A;color:#1F241F}
.foot{background:var(--bg2);border-top:1px solid var(--line);margin-top:52px}
.foot__in{max-width:1180px;margin:0 auto;padding:32px 24px 24px;display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:26px;align-items:start}
.fcol__cap{font-size:11.5px;letter-spacing:.2em;color:var(--acc);margin-bottom:10px;font-weight:700}
.fcol a{display:block;font-size:13.5px;color:var(--mut);text-decoration:none;padding:5px 0}
.fcol a:hover{color:var(--main)}
.fcol__note{margin-top:11px;font-size:12.5px;color:var(--dim);max-width:40ch}
.fcol--btn{justify-self:end}
.fcol a.brand{display:inline-flex;align-items:center;gap:8px;padding:0;color:var(--fg)}
.fcol a.brand img{display:block}
.foot__end{max-width:1180px;margin:0 auto;padding:14px 24px 28px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
.disc{max-width:64ch;font-size:12px;color:var(--dim);line-height:1.7}
.copy{font-size:12px;color:var(--dim);white-space:nowrap}
@keyframes fadeup{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
html[data-js] .tab{animation:fadeup .5s ease both}
html[data-js] .tab:nth-child(2){animation-delay:.09s}
html[data-js] .tab:nth-child(3){animation-delay:.18s}
@media (max-width:980px){
  .layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{position:static;display:flex;gap:14px;overflow-x:auto;padding:12px 0 0;border-bottom:1px solid var(--line);margin-bottom:8px}
  .toc__cap{display:none}
  .toc a{border-left:0;border-bottom:2px solid transparent;white-space:nowrap;padding:4px 0}
  .toc a:hover{border-left:0;border-bottom-color:var(--acc)}
  .hero__in{grid-template-columns:minmax(0,1fr);gap:28px}
  .hero h1{font-size:30px}
  .foot__in{grid-template-columns:1fr 1fr;gap:22px}
  .fcol--btn{justify-self:start}
  .faq2{columns:1}
}
@media (max-width:620px){
  .top__in{display:flex;flex-wrap:wrap;padding:10px 16px;gap:8px}
  .nav--left{order:3;flex:1 0 100%;justify-content:center;gap:16px;overflow-x:auto}
  .brand{order:1;justify-self:auto}
  .brand span{font-size:16px}
  .top__in > .btn{order:2;margin-left:auto}
  .layout{padding:0 16px}
  .hero{padding:30px 0 18px}
  .hero::before{left:-16px;right:-16px;height:110px}
  .hero h1{font-size:25px}
  .lead{font-size:15px}
  .sec__head h2{font-size:20px}
  .tab{padding:16px 16px 16px 62px}
  .tab::before{width:44px;font-size:11.5px}
  .shots{grid-template-columns:minmax(0,1fr);gap:12px}
  .cta{padding:26px 18px;flex-direction:column;align-items:flex-start}
  .foot__in{grid-template-columns:minmax(0,1fr);padding:26px 16px 18px}
  .foot__end{padding:12px 16px 24px;flex-direction:column;gap:8px}
  .copy{white-space:normal}
}