:root{
  --ink:#0A0B10;
  --panel:#16181D;
  --panel-2:#1B1E26;
  --paper:#F1EEE8;
  --paper-2:#E7E2D8;
  --text-primary:#F5F7FA;
  --text-secondary:#A0A6B0;
  --line:#3D424D;
  --line-light:#C9CCD2;
  --brand:#0B3D2E;
  --brand-highlight:#1E5B4A;
  --accent-gold:#C9A227;
  --signal-red:#D64545;
  --white:#FFFFFF;
  --font:Inter,'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --max-width:1320px;
  --rail-width:48px;
  --radius:0;
  --shadow-hard:6px 6px 0 rgba(0,0,0,.9);
  --shadow-soft:0 12px 32px rgba(0,0,0,.32);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.7;
  color:var(--text-primary);
  background:var(--ink);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
ul,ol{list-style:none}
::selection{background:var(--accent-gold);color:var(--ink)}
:focus-visible{outline:3px solid var(--accent-gold);outline-offset:3px}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;
  margin:-1px;padding:0;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.skip-link{
  position:fixed;top:-100px;left:16px;z-index:2000;
  padding:10px 16px;background:var(--accent-gold);color:var(--ink);
  font-weight:700;transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}

/* ====== shell layout ====== */
.site-shell{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 28px;
  display:grid;
  grid-template-columns:var(--rail-width) 1fr;
  gap:0;
  min-height:100vh;
}
.site-footer .site-shell{
  min-height:0;
}

/* ====== progress bar ====== */
.progress-bar{
  position:fixed;top:0;left:0;z-index:1500;
  width:100%;height:2px;
  background:rgba(255,255,255,.08);
  pointer-events:none;
}
.progress-bar::after{
  content:"";display:block;height:100%;
  background:var(--accent-gold);
  width:calc(var(--progress,0) * 1%);
  transition:width .1s linear;
}

/* ====== rail ====== */
.rail{
  position:sticky;top:0;height:100vh;
  border-right:1px solid var(--line);
  background:var(--ink);
  display:flex;flex-direction:column;
  align-items:center;
  padding:14px 0 20px;
  z-index:900;
}
.rail-brand{
  display:flex;flex-direction:column;align-items:center;
  gap:8px;font-size:18px;font-weight:800;color:var(--text-primary);
  letter-spacing:.1em;
  width:100%;padding:4px 0 16px;
  border-bottom:1px solid var(--line);
}
.rail-brand .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent-gold);
}
.rail-nav{
  flex:1;display:flex;flex-direction:column;
  width:100%;padding-top:12px;
  gap:6px;
}
.rail-link{
  display:flex;flex-direction:column;align-items:center;
  gap:2px;padding:10px 2px;
  font-size:10px;font-weight:600;color:var(--text-secondary);
  letter-spacing:.06em;line-height:1.2;
  border-left:2px solid transparent;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.rail-link span{
  font-size:10px;font-weight:400;color:var(--text-secondary);opacity:.6;
}
.rail-link:hover{color:var(--text-primary);background:rgba(255,255,255,.03)}
.rail-link[aria-current="page"]{
  color:var(--text-primary);
  border-left-color:var(--brand-highlight);
  background:linear-gradient(135deg,rgba(30,91,74,.28),transparent 80%);
}
.rail-link[aria-current="page"] span{color:var(--accent-gold);opacity:1}
.rail-foot{
  writing-mode:vertical-rl;
  font-size:10px;letter-spacing:.3em;color:var(--text-secondary);opacity:.55;
  padding-top:8px;
}

/* ====== header ====== */
.site-header{
  background:var(--ink);
  border-bottom:1px solid var(--line);
  position:relative;z-index:1000;
}
.header-frame{
  margin-left:0;
  min-width:0;
}
.masthead{
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;
  padding:20px 0 18px 28px;
  min-height:var(--header-h);
  border-bottom:1px solid var(--line);
}
.brand-mark{
  display:inline-flex;align-items:center;gap:10px;
  flex-shrink:0;
}
.brand-text{
  font-size:21px;font-weight:800;letter-spacing:.02em;color:var(--text-primary);
  line-height:1.2;
}
.brand-dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--accent-gold);
  box-shadow:0 0 0 4px rgba(201,162,39,.12);
}
.brand-mark:hover .brand-dot{box-shadow:0 0 0 7px rgba(201,162,39,.2)}
.main-nav{
  display:flex;align-items:center;gap:2px;
  margin-left:auto;
}
.nav-link{
  padding:8px 14px;
  font-size:14px;font-weight:500;color:var(--text-secondary);
  border-radius:2px;
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{
  color:var(--text-primary);
  background:rgba(255,255,255,.04);
}
.nav-link[aria-current="page"]{
  color:var(--text-primary);
  background:var(--brand);
  box-shadow:inset 0 -2px 0 var(--accent-gold);
}
.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--text-secondary);
  border:1px solid var(--line);
  padding:7px 12px;
  background:var(--panel);
  flex-shrink:0;
  border-radius:2px;
}
.status-pulse{
  width:7px;height:7px;border-radius:50%;
  background:var(--brand-highlight);
  position:relative;
  animation:pulse 2.4s var(--ease) infinite;
}
.status-pulse::after{
  content:"";position:absolute;inset:-4px;
  border-radius:50%;border:1px solid var(--brand-highlight);
  opacity:.5;
  animation:pulse-ring 2.4s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.55}}
@keyframes pulse-ring{0%{transform:scale(.5);opacity:.6}80%{transform:scale(1.3);opacity:0}100%{opacity:0}}

/* ====== topbar mobile ====== */
.topbar{display:none}
.nav-toggle{
  width:44px;height:44px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:6px;
  border:1px solid var(--line);
  background:var(--panel);
  z-index:1200;
  transition:border-color .2s;
}
.nav-toggle:hover{border-color:var(--line)}
.nav-toggle[aria-expanded="true"]{border-color:var(--accent-gold)}
.nav-toggle-line{
  display:block;width:20px;height:2px;background:var(--text-primary);
  transition:transform .3s var(--ease),opacity .2s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.topbar-status{
  font-size:11px;color:var(--text-secondary);
  border:1px solid var(--line);padding:4px 8px;
}

/* ====== mobile nav ====== */
.mobile-nav{
  display:none;
  position:fixed;inset:0;z-index:1100;
  background:var(--ink);
  padding:88px 38px 28px;
  flex-direction:column;
  gap:2px;
  transform:translateX(100%);
  transition:transform .28s var(--ease);
  overflow-y:auto;
}
.mobile-nav[data-open]{transform:translateX(0)}
.mobile-nav-vis{width:100%}
.mobile-nav-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:24px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.mobile-nav-link{
  display:flex;align-items:center;gap:18px;
  padding:15px 0;
  font-size:22px;font-weight:200;
  color:var(--text-primary);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:padding-left .25s var(--ease),color .2s;
}
.mobile-nav-link .nav-num{
  font-size:11px;font-weight:400;color:var(--accent-gold);
  width:30px;text-align:right;
}
.mobile-nav-link:hover{
  padding-left:8px;color:var(--accent-gold);
}
.mobile-nav-link[aria-current="page"]{
  font-weight:800;color:var(--accent-gold);
}
.mobile-nav-foot{
  margin-top:auto;padding-top:36px;
  font-size:12px;color:var(--text-secondary);line-height:1.8;
}
@media(prefers-reduced-motion:reduce){
  .mobile-nav,.nav-toggle-line,.nav-link,.rail-link,.brand-dot{transition:none!important}
  .status-pulse,.status-pulse::after{animation:none}
}

/* ====== footer ====== */
.site-footer{
  background:var(--panel);
  border-top:4px solid var(--brand);
  margin-top:80px;
  color:var(--text-secondary);
}
.shell-footer{
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:44px;
  padding-bottom:48px;
  border-bottom:1px solid var(--line);
}
.footer-about{display:flex;flex-direction:column;gap:16px}
.brand-mark-footer{margin-bottom:4px}
.brand-mark-footer .brand-text{font-size:18px}
.footer-desc{
  font-size:15px;line-height:1.75;
  color:var(--text-secondary);
  max-width:40ch;
}
.footer-trust{
  font-size:13px;line-height:1.7;
  color:var(--text-primary);
  border-left:3px solid var(--accent-gold);
  padding-left:14px;
  background:rgba(201,162,39,.06);
}
.footer-label{
  display:block;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--text-primary);
  text-transform:uppercase;
  margin-bottom:18px;
  padding-bottom:8px;
  border-bottom:1px solid var(--line);
  position:relative;
}
.footer-label::after{
  content:"";position:absolute;left:0;bottom:-1px;
  width:26px;height:2px;background:var(--accent-gold);
}
.footer-nav,.footer-services,.footer-contact{
  display:flex;flex-direction:column;gap:0;
}
.footer-link{
  display:block;
  padding:5px 0;
  font-size:14px;color:var(--text-secondary);
  transition:color .2s,transform .2s,background .2s;
  width:max-content;max-width:100%;
}
.footer-link:hover{
  color:var(--text-primary);
  transform:translateX(4px);
  background:linear-gradient(90deg,rgba(30,91,74,.18),transparent);
}
.footer-link-email{
  font-weight:600;color:var(--text-primary);
  position:relative;
}
.footer-link-email::after{
  content:"→";
  margin-left:8px;color:var(--accent-gold);
  opacity:0;transform:translateX(-6px);
  transition:opacity .2s,transform .2s;
  display:inline-block;
}
.footer-link-email:hover::after{opacity:1;transform:translateX(0)}
.footer-contact-line{
  display:block;
  padding:5px 0;
  font-size:14px;
}
.footer-note{
  margin-top:14px;font-size:13px;line-height:1.7;
  color:var(--text-secondary);
  border:1px dashed var(--line);
  padding:12px 14px;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;
  gap:8px 22px;
  padding:24px 0 32px;
  font-size:13px;color:var(--text-secondary);
}
.footer-link-inline{
  font-size:13px;padding:0;
}
.footer-link-inline:hover{transform:none;background:none;text-decoration:underline;text-underline-offset:3px}
.footer-icp{
  margin-left:auto;
  border:1px solid var(--line);
  padding:3px 10px;
  font-size:12px;
  letter-spacing:.05em;
}

/* ====== common components ====== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 28px;
  font-size:15px;font-weight:600;letter-spacing:.03em;
  border:1px solid var(--line);
  background:var(--paper);
  color:var(--ink);
  border-radius:2px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,color .2s,border-color .2s;
  cursor:pointer;line-height:1.4;
}
.btn:hover{
  transform:translate(-2px,-2px);
  box-shadow:4px 4px 0 rgba(0,0,0,.35);
  background:var(--paper-2);
}
.btn-primary{
  background:var(--brand);border-color:var(--brand);color:var(--text-primary);
  box-shadow:inset 0 -2px 0 var(--accent-gold);
}
.btn-primary:hover{
  background:var(--brand-highlight);border-color:var(--brand-highlight);
  box-shadow:4px 4px 0 rgba(0,0,0,.35),inset 0 -2px 0 var(--accent-gold);
}
.btn-ghost{
  background:transparent;border-color:var(--line);color:var(--text-primary);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.06);border-color:var(--text-secondary);
}
.btn-lg{padding:16px 34px;font-size:16px}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:8px 4px;
  padding:14px 0 10px;
  font-size:13px;color:var(--text-secondary);
  border-bottom:1px solid var(--line);
  margin-bottom:36px;
}
.breadcrumb a{color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--accent-gold)}
.breadcrumb [aria-current="page"]{color:var(--text-primary);font-weight:600}
.breadcrumb-sep{opacity:.5}

/* ====== panels & sections ====== */
.section-panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  padding:34px 36px;
  margin:28px 0;
}
.section-panel[data-tilt]{transform:rotate(-0.5deg)}
.section-panel[data-tilt="left"]{margin-left:-6px;transform:rotate(-0.7deg)}
.section-panel[data-tilt="right"]{margin-right:-6px;transform:rotate(0.7deg)}
.section-index{
  display:inline-flex;align-items:center;gap:12px;
  font-size:12px;font-weight:700;letter-spacing:.16em;
  color:var(--accent-gold);
  background:var(--ink);
  border:1px solid var(--line);
  padding:6px 14px;
  margin-bottom:18px;
}
.section-index::before{
  content:"";width:16px;height:8px;
  background:repeating-linear-gradient(135deg,var(--accent-gold) 0 2px,transparent 2px 5px);
}
.section-title{
  font-size:clamp(28px,4.4vw,44px);
  font-weight:100;
  line-height:1.12;
  letter-spacing:.01em;
  color:var(--text-primary);
  margin-bottom:14px;
}
.section-title strong{font-weight:800}
.section-sub{
  font-size:15px;color:var(--text-secondary);
  max-width:60ch;line-height:1.7;
}
.section-head{
  display:grid;grid-template-columns:1fr auto;gap:22px;
  align-items:start;
  margin-bottom:24px;
}
.data-card{
  background:var(--panel-2);
  border:1px solid var(--line);
  padding:22px 24px;
  min-height:120px;
  display:flex;flex-direction:column;gap:8px;
  transition:transform .22s var(--ease),box-shadow .22s,border-color .22s;
}
.data-card:hover{
  transform:translateY(-4px);
  border-color:var(--brand-highlight);
  box-shadow:var(--shadow-soft);
}
.data-card .data-value{
  font-size:32px;font-weight:800;color:var(--text-primary);line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.data-card .data-value[data-gold]{color:var(--accent-gold)}
.data-card .data-value[data-red]{color:var(--signal-red)}
.data-card .data-label{
  font-size:12px;letter-spacing:.1em;color:var(--text-secondary);
  text-transform:uppercase;
}
.data-card .data-note{
  font-size:13px;color:var(--text-secondary);
  border-top:1px solid var(--line);
  padding-top:8px;
  margin-top:auto;
}
.data-flag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;
  background:rgba(201,162,39,.12);
  color:var(--accent-gold);
  border:1px solid var(--accent-gold);
  padding:3px 10px;
  letter-spacing:.06em;
}
.data-flag[data-red]{background:rgba(214,69,69,.1);color:var(--signal-red);border-color:rgba(214,69,69,.5)}

/* ====== table wrap ====== */
.table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  background:var(--ink);
}
.table-wrap table{
  width:100%;border-collapse:collapse;
  font-size:14px;
  min-width:520px;
}
.table-wrap th,.table-wrap td{
  padding:12px 16px;
  text-align:left;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
  color:var(--text-primary);
}
.table-wrap th{
  background:var(--panel);
  font-weight:700;font-size:12px;
  letter-spacing:.1em;
  color:var(--text-secondary);
}
.table-wrap tr:last-child td{border-bottom:none}
.table-wrap td[data-gold]{color:var(--accent-gold);font-weight:700;font-variant-numeric:tabular-nums}
.table-wrap td[data-red]{color:var(--signal-red);font-weight:700}

/* ====== accordion ====== */
.accordion{border:1px solid var(--line);background:var(--panel)}
.accordion-item{border-bottom:1px solid var(--line)}
.accordion-item:last-child{border-bottom:none}
.accordion-trigger{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:18px 22px;
  font-size:15px;font-weight:600;color:var(--text-primary);
  text-align:left;cursor:pointer;
  transition:background .2s;
}
.accordion-trigger:hover{background:rgba(255,255,255,.04)}
.accordion-icon{
  width:10px;height:10px;flex-shrink:0;
  position:relative;
}
.accordion-icon::before,.accordion-icon::after{
  content:"";position:absolute;inset:0;margin:auto;
  background:var(--accent-gold);
  transition:transform .25s var(--ease);
  width:10px;height:2px;
}
.accordion-icon::after{transform:rotate(90deg)}
.accordion-item[data-open] .accordion-icon::after{transform:rotate(0deg)}
.accordion-panel{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
}
.accordion-panel-inner{
  padding:0 22px 20px;
  color:var(--text-secondary);
  font-size:14px;line-height:1.75;
}
.accordion-item[data-open] .accordion-panel{max-height:300px}

/* ====== reveal ====== */
.reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.reveal.visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal,.section-panel{opacity:1!important;transform:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* ====== decorative tilt lines ====== */
.tilt-lines{
  pointer-events:none;
  overflow:hidden;
  position:relative;
  height:72px;
  background:
    repeating-linear-gradient(-7deg,transparent 0 24px,rgba(255,255,255,.05) 24px 25px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin:28px 0;
}
.tilt-lines .tilt-arrow{
  position:absolute;right:22px;top:50%;
  transform:translateY(-50%);
  font-size:22px;color:var(--accent-gold);
  font-weight:800;
  background:var(--ink);padding:0 10px;
}

/* ====== image frame ====== */
.img-frame{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  aspect-ratio:16/9;
  display:flex;align-items:center;justify-content:center;
  isolation:isolate;
}
.img-frame::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(135deg,var(--brand) 0%,var(--panel) 60%,var(--ink) 100%);
  opacity:.55;
}
.img-frame::after{
  content:"";position:absolute;
  inset:0;z-index:0;
  background:
    repeating-linear-gradient(-45deg,transparent 0 12px,rgba(255,255,255,.04) 12px 13px);
}
.img-frame .frame-meta{
  position:relative;z-index:2;
  font-size:11px;letter-spacing:.2em;color:var(--text-secondary);
  text-transform:uppercase;
  border:1px solid var(--line);
  padding:6px 14px;
  background:rgba(10,11,16,.75);
  backdrop-filter:blur(2px);
}
.img-frame[data-ratio="4/3"]{aspect-ratio:4/3}
.img-frame[data-ratio="21/9"]{aspect-ratio:21/9}
.img-frame[data-tone="gold"]{background:var(--accent-gold)}
.img-frame[data-tone="gold"]::before{background:linear-gradient(135deg,rgba(10,11,16,.6),rgba(201,162,39,.25))}

/* ====== card strip ====== */
.card-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin:26px 0;
}
.card-strip .data-card{min-height:100px}
.card-strip .data-value{font-size:26px}

/* ====== footnote ====== */
.footnote{
  font-size:13px;color:var(--text-secondary);
  border-left:3px solid var(--accent-gold);
  padding:6px 0 6px 16px;
  background:rgba(201,162,39,.05);
  margin:20px 0;
}
.footnote .fn-index{
  display:inline-block;
  background:var(--accent-gold);color:var(--ink);
  font-weight:800;font-size:11px;
  padding:2px 7px;margin-right:6px;
}

/* ====== form-less common contents ====== */
.page-body{
  background:var(--ink);
}
.main-content{
  padding-bottom:40px;
}
.main-content > * + *{margin-top:28px}
.page-intro{
  padding:36px 44px;
  background:linear-gradient(145deg,var(--panel),var(--ink));
  border-left:4px solid var(--brand-highlight);
  box-shadow:var(--shadow-soft);
}
.page-intro h1{
  font-size:clamp(30px,5vw,48px);
  font-weight:100;color:var(--text-primary);
  line-height:1.1;margin-bottom:12px;
}
.page-intro h1 strong{font-weight:800}
.page-intro .sub{
  color:var(--text-secondary);font-size:15px;
  max-width:66ch;
}
.paper-block{
  background:var(--paper);color:var(--ink);
  padding:36px 40px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-soft);
}
.paper-block .section-title{color:var(--ink)}
.paper-block .section-sub{color:rgba(10,11,16,.72)}

/* ====== breakpoints ====== */
@media(max-width:1200px){
  .main-nav .nav-link{padding:8px 9px;font-size:13px}
  .masthead{gap:16px}
}
@media(max-width:960px){
  .site-shell{
    padding:0 18px;
    grid-template-columns:1fr;
  }
  .rail{display:none}
  .masthead{display:none}
  .topbar{
    display:flex;align-items:center;gap:12px;
    padding:14px 0 12px;
    border-bottom:1px solid var(--line);
  }
  .topbar .brand-mark{margin-right:auto}
  .mobile-nav{display:flex}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .footer-about{grid-column:1 / -1}
  .section-head{grid-template-columns:1fr}
}
@media(max-width:600px){
  .site-shell{padding:0 12px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{gap:6px 14px}
  .footer-icp{margin-left:0;width:100%}
  .section-panel{padding:24px 18px;margin:20px 0}
  .card-strip{grid-template-columns:1fr 1fr}
  .page-intro{padding:24px 20px}
  .paper-block{padding:24px 20px}
  .data-card .data-value{font-size:26px}
  .mobile-nav{padding:76px 22px 24px}
  .mobile-nav-link{font-size:19px}
}
@media(max-width:360px){
  .card-strip{grid-template-columns:1fr}
  .topbar-status{display:none}
}

/* ====== print ====== */
@media print{
  .site-header{position:static}
  .mobile-nav,.nav-toggle,.rail,.progress-bar{display:none}
  .site-shell{grid-template-columns:1fr}
  .main-content{background:white;color:#111}
  .site-footer{margin-top:0}
}