/* YSC 8K — V3 "cinematic instrument" theme */
:root{
  --bg:#04081a;
  --card:#0a1229;
  --card-2:#0e1836;
  --line:#182549;
  --line-2:#2a3c6e;
  --text:#ffffff;
  --dim:#9aa8cc;
  --faint:#5c6c95;
  --acc:#3d5bff;
  --acc-soft:#61dff2;
  --acc-glow:rgba(61,91,255,.55);
  --disp:'Unbounded',system-ui,sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --r:20px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--mono);
  font-size:14px;line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:slashed-zero;
  animation:pagein .35s ease .1s both;
}
@keyframes pagein{from{opacity:0}to{opacity:1}}
::selection{background:var(--acc-soft);color:#000}
::-webkit-scrollbar{width:10px;background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:6px;border:2px solid var(--bg)}
a{caret-color:var(--acc)}
input{caret-color:var(--acc)}

/* film grain */
body::after{
  content:"";position:fixed;inset:-50%;z-index:90;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 8s steps(10) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}10%{transform:translate(-5%,-8%)}30%{transform:translate(4%,-3%)}
  50%{transform:translate(-6%,6%)}70%{transform:translate(7%,2%)}90%{transform:translate(-3%,4%)}
}

.rv{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}body::after{display:none}}

/* ---------- ambient background canvas ---------- */
#bgfield{position:fixed;inset:0;z-index:0;pointer-events:none}

/* ---------- nav ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:50;height:72px;
  display:flex;align-items:center;gap:0;
  background:linear-gradient(180deg,rgba(5,5,5,.85),rgba(5,5,5,0));
  backdrop-filter:blur(2px);
}
.brand{display:flex;align-items:center;gap:12px;padding:0 24px;height:100%;
  font-family:var(--disp);font-weight:300;font-size:15px;letter-spacing:.12em;
  text-decoration:none;color:var(--text)}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--acc);
  box-shadow:0 0 12px var(--acc-glow)}
.brand .logo-img{width:26px;height:26px;border-radius:7px;flex:0 0 26px}
.brand em{font-style:normal;color:var(--acc);font-family:var(--serif);font-size:17px;margin:0 -2px}
.nav-mid{flex:1;display:flex;align-items:center;justify-content:center;gap:18px;overflow:hidden;
  font-size:10px;letter-spacing:.26em;color:var(--faint);white-space:nowrap}
.nav-mid .pulse{color:var(--dim)}
.nav-mid .pulse::before{content:"●";color:var(--acc);margin-right:8px;animation:blink 1.6s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.nav-links{display:flex;align-items:center;gap:6px;padding-right:18px;height:100%}
.nav-links a{
  display:flex;align-items:center;padding:9px 16px;border-radius:999px;
  font-size:10px;letter-spacing:.22em;color:var(--dim);text-decoration:none;transition:.2s;
}
.nav-links a:hover{color:var(--text);background:var(--card-2)}
.nav-links a.on{color:#000;background:var(--text)}

/* ---------- shared layout ---------- */
main{position:relative;z-index:1}
.wrap{max-width:1280px;margin:0 auto;padding:0 clamp(16px,3vw,28px)}
section{position:relative;padding:clamp(48px,7vh,88px) 0}
.sec-label{
  display:flex;align-items:center;gap:14px;margin-bottom:34px;
  font-size:10px;letter-spacing:.3em;color:var(--faint);text-transform:uppercase;
}
.sec-label::after{content:"";flex:1;height:1px;background:var(--line)}
.sec-label b{color:var(--acc);font-weight:500}
h2{
  font-family:var(--disp);font-weight:200;
  font-size:clamp(26px,3.6vw,42px);line-height:1.14;letter-spacing:.01em;
  text-transform:uppercase;margin-bottom:40px;
}
h2 .m{color:var(--acc)}
h2 .sf{font-family:var(--serif);font-style:italic;text-transform:none;letter-spacing:-.02em;font-weight:400}

/* ---------- marquee section headers ---------- */
.marquee{overflow:hidden;padding:10px 0 30px;white-space:nowrap}
.marquee .mq-track{
  display:inline-flex;gap:0;will-change:transform;
  animation:mq var(--mqd,16s) linear infinite;
}
.marquee h3{
  font-family:var(--disp);font-weight:200;font-size:clamp(34px,6vw,84px);
  text-transform:uppercase;letter-spacing:.02em;color:transparent;
  -webkit-text-stroke:1px var(--line-2);padding-right:48px;white-space:nowrap;
}
.marquee h3 b{font-weight:200;color:var(--text);-webkit-text-stroke:0}
.marquee h3 .m{color:var(--acc);-webkit-text-stroke:0}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  text-decoration:none;padding:0 30px;height:56px;border-radius:var(--r);
  border:1px solid var(--line-2);color:var(--text);background:transparent;
  transition:transform .2s ease,background .2s,color .2s,border-color .2s;
}
.btn:hover{transform:scale(1.03)}
.btn.fill{background:var(--acc);border-color:var(--acc);color:#000;font-weight:700;
  box-shadow:0 0 26px rgba(61,91,255,.32)}
.btn.fill:hover{background:var(--acc-soft)}
.btn.ghost:hover{border-color:var(--text)}

/* ---------- home hero ---------- */
#hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding-top:110px}
.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(24px,4vw,64px);align-items:center}
.kicker{font-size:10px;letter-spacing:.34em;color:var(--acc);margin-bottom:28px;text-transform:uppercase}
h1.home{
  font-family:var(--disp);font-weight:200;
  font-size:clamp(30px,3.9vw,54px);line-height:1.18;letter-spacing:.01em;text-transform:uppercase;
}
h1.home .sf{
  font-family:var(--serif);font-style:italic;font-weight:400;text-transform:none;
  letter-spacing:-.02em;font-size:1.14em;
}
h1.home .m{color:var(--acc)}
.hero-sub{margin-top:28px;max-width:460px;color:var(--dim);font-size:13px;line-height:1.9}
.hero-sub b{color:var(--text);font-weight:500}
.hero-cta{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.hero-fig{margin-top:46px;display:flex;gap:34px;flex-wrap:wrap}
.fig{font-size:9px;letter-spacing:.24em;color:var(--faint);text-transform:uppercase}
.fig b{display:block;font-family:var(--disp);font-weight:200;font-size:22px;color:var(--text);letter-spacing:.02em;margin-bottom:4px}
.fig b i{font-style:normal;color:var(--acc);font-size:13px}

/* ---------- scope panel ---------- */
.scope{
  position:relative;border-radius:var(--r);overflow:hidden;
  background:#0a0a0a;border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.5), inset 0 0 60px rgba(0,0,0,.6);
}
#scopecv{display:block;width:100%;height:auto;cursor:crosshair}
.scope-hud{
  position:absolute;inset:0;pointer-events:none;
  font-size:9px;letter-spacing:.2em;color:var(--faint);
}
.scope-hud .row{position:absolute;display:flex;gap:18px}
.scope-hud .tl{top:14px;left:18px}
.scope-hud .tr{top:14px;right:18px}
.scope-hud .bl{bottom:14px;left:18px}
.scope-hud .br{bottom:14px;right:18px;color:var(--acc)}
.scope-hud .on{color:var(--text)}
.scope-hud .trg::before{content:"▸";color:var(--acc);animation:blink 1s steps(1) infinite}
.scope-cap{
  position:absolute;left:18px;bottom:40px;font-size:9px;letter-spacing:.26em;
  color:var(--faint);pointer-events:none;
}

/* ---------- photo card ---------- */
.photo-card{
  position:relative;border-radius:var(--r);overflow:hidden;background:var(--card);
  min-height:440px;display:flex;align-items:flex-end;
}
.photo-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:brightness(.85);
  transition:transform .8s var(--ease);
}
.photo-card:hover img{transform:scale(1.02)}
.photo-card .pc-body{
  position:relative;padding:34px;display:flex;justify-content:space-between;align-items:flex-end;
  width:100%;gap:20px;flex-wrap:wrap;
  background:linear-gradient(180deg,transparent,rgba(5,5,5,.82));
}
.photo-card .pc-body h3{font-family:var(--disp);font-weight:200;font-size:clamp(18px,2vw,26px);text-transform:uppercase}
.photo-card .pc-body p{color:var(--dim);font-size:12px;margin-top:8px;max-width:420px;line-height:1.8}

/* ---------- cards grid (capabilities) ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.cap{
  background:var(--card);border-radius:var(--r);padding:26px 24px 28px;
  display:flex;flex-direction:column;min-height:220px;
  transition:transform .2s ease,background .2s;
}
.cap:hover{transform:scale(.99);background:var(--card-2)}
.cap .ci{font-size:9px;color:var(--acc);letter-spacing:.26em}
.cap h3{font-family:var(--disp);font-weight:300;font-size:15px;text-transform:uppercase;margin:16px 0 6px;letter-spacing:.04em}
.cap .cmd{font-size:10px;color:var(--faint);letter-spacing:.08em;margin-bottom:14px}
.cap p{font-size:12px;color:var(--dim);line-height:1.8}
.cap .ft{margin-top:auto;padding-top:18px;font-size:9px;letter-spacing:.18em;color:var(--faint)}
.cap .ft b{color:var(--text);font-weight:500}

/* ---------- page head (inner pages) ---------- */
.page-head{padding:170px 0 30px}
.page-head .crumb{font-size:10px;letter-spacing:.34em;color:var(--acc);margin-bottom:24px;text-transform:uppercase}
.page-head h1{
  font-family:var(--disp);font-weight:200;
  font-size:clamp(30px,4.2vw,56px);line-height:1.14;letter-spacing:.01em;text-transform:uppercase;
}
.page-head h1 .m{color:var(--acc)}
.page-head .lede{margin-top:24px;max-width:560px;color:var(--dim);font-size:13px;line-height:1.9}
.page-head .lede b{color:var(--text);font-weight:500}
.anchor-nav{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}
.anchor-nav a{
  padding:10px 18px;border-radius:999px;font-size:10px;letter-spacing:.2em;color:var(--dim);
  text-decoration:none;border:1px solid var(--line);transition:.18s;
}
.anchor-nav a:hover{background:var(--text);color:#000;border-color:var(--text)}

/* ---------- steps ---------- */
.steps{margin-top:20px}
.step{
  display:grid;grid-template-columns:110px 1fr;gap:clamp(20px,4vw,52px);
  padding:40px 0;border-bottom:1px solid var(--line);
}
.step .num{font-family:var(--disp);font-weight:200;font-size:clamp(30px,3.4vw,46px);color:var(--acc);line-height:1.1}
.step h3{font-family:var(--disp);font-weight:300;font-size:17px;text-transform:uppercase;margin-bottom:12px;letter-spacing:.04em}
.step h3 .tag{font-family:var(--mono);font-size:9px;letter-spacing:.26em;color:var(--faint);display:block;margin-bottom:8px}
.step p{font-size:12.5px;color:var(--dim);line-height:1.9;max-width:680px}
.step p+p{margin-top:8px}
.step p b{color:var(--text);font-weight:500}
.step .warn{
  margin-top:16px;border-left:2px solid var(--acc);padding:12px 18px;border-radius:0 12px 12px 0;
  font-size:11.5px;color:var(--dim);background:rgba(61,91,255,.08);line-height:1.8;max-width:680px;
}
.step .warn b{color:var(--acc-soft)}
.step ul{margin:12px 0 0 18px;font-size:12.5px;color:var(--dim);line-height:2.1}
.step ul b{color:var(--text);font-weight:500}
.step ul li::marker{color:var(--acc)}

/* ---------- FAQ ---------- */
.faq{margin:10px 0 0}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 0;display:flex;gap:18px;align-items:baseline;
  font-family:var(--disp);font-weight:300;font-size:14px;text-transform:uppercase;letter-spacing:.03em;transition:color .18s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--acc);font-family:var(--mono);flex:0 0 16px}
.faq details[open] summary::before{content:"–"}
.faq summary:hover{color:var(--acc-soft)}
.faq .a{padding:0 0 26px 34px;font-size:12.5px;color:var(--dim);line-height:1.9;max-width:720px}
.faq .a b{color:var(--text);font-weight:500}

/* ---------- spec / command tables ---------- */
.cmd-table{width:100%;border-collapse:collapse;font-size:12px}
.cmd-table th,.cmd-table td{padding:16px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.cmd-table thead th{font-size:9px;letter-spacing:.28em;color:var(--faint);font-weight:500;text-transform:uppercase;border-bottom:1px solid var(--line-2)}
.cmd-table td:first-child{white-space:nowrap;font-weight:700;color:var(--text)}
.cmd-table td{color:var(--dim);line-height:1.75}
.cmd-table td code{background:var(--card-2);border:1px solid var(--line);padding:1px 7px;border-radius:6px;font-size:11px;color:var(--acc-soft)}
.cmd-table tbody tr{transition:background .15s,color .15s}
.cmd-table tbody tr:hover{background:#fff}
.cmd-table tbody tr:hover td,.cmd-table tbody tr:hover td:first-child{color:#000}
.cmd-table tbody tr:hover td code{background:#eee;border-color:#ddd;color:#1a33cc}

/* ---------- protocol plate ---------- */
.plate-zone{
  background:#0a0a0a;border:1px solid var(--line);border-radius:var(--r);
  position:relative;overflow:hidden;
}
.plate-zone .corner{display:none}
.plate{padding:clamp(30px,4vw,60px);display:grid;grid-template-columns:1fr 1.2fr;gap:clamp(24px,4vw,60px)}
.plate h3{font-family:var(--disp);font-weight:200;font-size:clamp(18px,2vw,26px);text-transform:uppercase;line-height:1.2}
.plate h3 span{color:var(--acc)}
.plate .p-note{margin-top:22px;font-size:12px;color:var(--dim);line-height:1.95}
.plate .p-note b{color:var(--text);font-weight:500}
.frames{font-size:12px;line-height:2.1;color:#cfcfcf;overflow-x:auto;background:var(--card);border-radius:14px;padding:22px 24px}
.frames .ln{color:var(--faint);user-select:none;display:inline-block;width:2.2em}
.frames .k{color:var(--acc-soft)}
.frames .s{color:#8fd3a7}
.frames .c{color:var(--faint)}
.frames .resp{border-left:2px solid var(--line-2);padding-left:14px;margin:6px 0 14px;color:var(--dim)}

/* ---------- schematic ---------- */
.schematic{border-radius:var(--r);background:var(--card);padding:clamp(18px,3vw,36px);overflow-x:auto}
#schem{width:100%;min-width:760px;height:auto;display:block}
.flow{stroke-dasharray:6 8;animation:flow 1.1s linear infinite}
@keyframes flow{to{stroke-dashoffset:-14}}

/* ---------- photo figure (inner) ---------- */
.photo-fig{display:grid;grid-template-columns:1.5fr 1fr;gap:14px}
.photo-fig .ph{
  border-radius:var(--r);background:var(--card);display:flex;align-items:center;justify-content:center;
  padding:26px;overflow:hidden;
}
.photo-fig img{width:100%;max-height:520px;object-fit:contain;filter:brightness(.92)}

/* ---------- figure frames (diagrams) ---------- */
.fig-img{border-radius:var(--r);overflow:hidden;background:var(--card);border:1px solid var(--line)}
.fig-img img{width:100%;display:block}
.fig-img .cap{
  font-size:9px;letter-spacing:.26em;color:var(--faint);padding:14px 20px;
  border-top:1px solid var(--line);text-transform:uppercase;
}
.step .fig-img{margin-top:18px;max-width:720px}
.photo-fig .ph-note{background:var(--card);border-radius:var(--r);padding:10px 26px;display:flex;flex-direction:column;justify-content:center}
.ph-note .row{padding:16px 0;border-bottom:1px solid var(--line);font-size:11px;line-height:1.85;color:var(--dim)}
.ph-note .row b{display:block;font-size:9px;letter-spacing:.26em;color:var(--acc);margin-bottom:5px}
.ph-note .row:last-child{border-bottom:none}

/* ---------- files ---------- */
.files{margin-top:10px}
.file{
  display:grid;grid-template-columns:60px 1.4fr 1fr auto;gap:20px;align-items:center;
  padding:24px 10px;border-bottom:1px solid var(--line);border-radius:12px;transition:background .2s;
}
.file:hover{background:var(--card)}
.file .fi{font-size:10px;color:var(--acc);letter-spacing:.2em}
.file .fn{font-family:var(--disp);font-weight:300;font-size:15px;text-transform:uppercase}
.file .fn small{display:block;font-family:var(--mono);font-weight:400;font-size:10px;color:var(--faint);letter-spacing:.06em;margin-top:5px;text-transform:none}
.file .fm{font-size:10px;color:var(--faint);line-height:1.9;letter-spacing:.08em}
.file a{
  font-size:10px;letter-spacing:.2em;text-decoration:none;color:var(--text);
  border:1px solid var(--line-2);padding:13px 20px;border-radius:999px;text-transform:uppercase;
  transition:.18s;white-space:nowrap;
}
.file a:hover{background:var(--acc);border-color:var(--acc);color:#000;transform:scale(1.03)}
.note-strip{
  border-radius:var(--r);padding:26px 30px;margin-top:34px;
  font-size:11.5px;color:var(--dim);line-height:1.9;background:var(--card);
}
.note-strip b{color:var(--text)}
.note-strip .k{font-size:9px;letter-spacing:.3em;color:var(--acc);display:block;margin-bottom:8px}

/* ---------- badge / dealers / contact ---------- */
.badge{
  display:inline-block;border:1px solid var(--acc-soft);color:var(--acc-soft);
  padding:3px 10px;border-radius:999px;font-size:9px;letter-spacing:.2em;
  text-transform:uppercase;white-space:nowrap;
}
.dealer-list{margin-top:34px;border-top:1px solid var(--line)}
.dealer{
  display:grid;grid-template-columns:160px 1fr auto auto;gap:22px;align-items:center;
  padding:22px 4px;border-bottom:1px solid var(--line);transition:background .18s,padding-left .18s;
}
.dealer:hover{background:var(--card);padding-left:14px}
.dealer .region{font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:var(--faint);text-transform:uppercase}
.dealer .shop{font-family:var(--disp);font-weight:300;font-size:15px;color:var(--text);letter-spacing:.03em}
.dealer .shop small{display:block;font-family:var(--mono);font-size:10.5px;color:var(--dim);margin-top:5px;letter-spacing:.02em}
.dealer a{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--acc-soft);
  text-decoration:none;border:1px solid var(--line-2);padding:8px 16px;border-radius:999px;
  transition:.18s;white-space:nowrap;text-transform:uppercase;
}
.dealer a:hover{background:var(--acc);border-color:var(--acc);color:#fff;transform:scale(1.03)}
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:1080px;margin-top:34px}
.contact-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:30px 32px;transition:border-color .2s,transform .2s;
}
.contact-card:hover{border-color:var(--acc);transform:translateY(-3px)}
.contact-card .k{font-size:9px;letter-spacing:.3em;color:var(--acc);text-transform:uppercase;display:block;margin-bottom:14px}
.contact-card h3{font-family:var(--disp);font-weight:300;font-size:17px;letter-spacing:.02em;margin-bottom:10px;color:var(--text)}
.contact-card p{font-size:12px;color:var(--dim);line-height:1.85}
.contact-card .addr{
  font-family:var(--mono);font-size:12.5px;color:var(--acc-soft);margin-top:14px;
  letter-spacing:.04em;word-break:break-all;
}

/* ---------- compatibility statement ---------- */
.compat{padding:clamp(60px,9vh,110px) 0;text-align:center}
.compat h2{margin-bottom:22px}
.compat .lede{max-width:620px;margin:0 auto;color:var(--dim);font-size:13px;line-height:1.9}
.compat .lede b{color:var(--text);font-weight:500}
.pillars{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
  max-width:1080px;margin:52px auto 0;text-align:left;
}
.pillar{
  background:var(--card);border-radius:var(--r);padding:28px 26px 30px;
  border-top:2px solid var(--acc);transition:transform .2s ease,background .2s;
}
.pillar:hover{transform:scale(.99);background:var(--card-2)}
.pillar .pi{font-size:9px;letter-spacing:.26em;color:var(--acc)}
.pillar h3{font-family:var(--disp);font-weight:300;font-size:16px;text-transform:uppercase;margin:16px 0 10px;letter-spacing:.03em;line-height:1.4}
.pillar p{font-size:12px;color:var(--dim);line-height:1.85}

/* ---------- footer ---------- */
footer{position:relative;z-index:1;border-top:1px solid var(--line);margin-top:60px}
.foot-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;
  padding:64px 0 40px;
}
.foot-grid .f-brand{font-family:var(--disp);font-weight:200;font-size:22px;letter-spacing:.06em;display:flex;align-items:center;gap:12px}
.foot-grid .f-brand .dot{width:9px;height:9px;border-radius:50%;background:var(--acc);box-shadow:0 0 12px var(--acc-glow)}
.foot-grid h4{font-size:9px;letter-spacing:.3em;color:var(--faint);margin-bottom:16px;text-transform:uppercase}
.foot-grid a{display:block;color:var(--dim);text-decoration:none;font-size:12px;line-height:2.3;transition:.15s}
.foot-grid a:hover{color:var(--acc-soft)}
.foot-line{
  display:flex;justify-content:space-between;padding:22px 0 30px;border-top:1px solid var(--line);
  font-size:9px;letter-spacing:.24em;color:var(--faint);flex-wrap:wrap;gap:8px;text-transform:uppercase;
}
.foot-line a{color:var(--dim);text-decoration:none}
.foot-line a:hover{color:var(--acc-soft)}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  #hero{padding-top:130px}
  .cap-grid{grid-template-columns:1fr}
  .pillars{grid-template-columns:1fr}
  .plate{grid-template-columns:1fr}
  .photo-fig{grid-template-columns:1fr}
  .file{grid-template-columns:1fr;gap:10px}
  .dealer{grid-template-columns:1fr;gap:10px}
  .contact-grid{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:8px}
  .foot-grid{grid-template-columns:1fr}
  .nav-mid{display:none}
  .nav-links a{padding:9px 10px}
}

/* ---------- Chinese locale ---------- */
html[lang="zh-CN"] body{font-family:'JetBrains Mono','PingFang SC','Microsoft YaHei','Noto Sans SC',monospace}
html[lang="zh-CN"] h1.home,
html[lang="zh-CN"] h2,
html[lang="zh-CN"] .page-head h1,
html[lang="zh-CN"] .brand,
html[lang="zh-CN"] .cap h3,
html[lang="zh-CN"] .pillar h3,
html[lang="zh-CN"] .file .fn,
html[lang="zh-CN"] .faq summary,
html[lang="zh-CN"] .step h3,
html[lang="zh-CN"] .step .num,
html[lang="zh-CN"] .marquee h3,
html[lang="zh-CN"] .foot-grid .f-brand,
html[lang="zh-CN"] .photo-card .pc-body h3,
html[lang="zh-CN"] .plate h3{
  font-family:'Unbounded','PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
}
html[lang="zh-CN"] h1.home .sf,
html[lang="zh-CN"] h2 .sf{
  font-family:Georgia,'Songti SC','STSong','SimSun',serif;
  font-style:normal;
}
html[lang="zh-CN"] .kicker,
html[lang="zh-CN"] .crumb,
html[lang="zh-CN"] .sec-label,
html[lang="zh-CN"] .nav-links a,
html[lang="zh-CN"] .anchor-nav a{letter-spacing:.14em}
html[lang="zh-CN"] .marquee h3{letter-spacing:.06em}