:root{
  --y:#FFD400; --y2:#F2C400; --k:#0D0D0D; --k2:#1A1A1A; --k3:#2B2B2B;
  --w:#FFFFFF; --g:#4A4A4A; --line:3px solid var(--k);
  --disp:"Arial Black","Impact","Haettenschweiler","Segoe UI Black","Microsoft YaHei","PingFang SC",system-ui,sans-serif;
  --sans:system-ui,-apple-system,"Segoe UI","Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--y);color:var(--k);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}

.hazard{height:12px;background:repeating-linear-gradient(45deg,var(--k) 0 10px,var(--y) 10px 20px)}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:200;background:var(--y);border-bottom:var(--line)}
.nav{max-width:1280px;margin:0 auto;padding:0 32px;height:78px;display:flex;align-items:center;gap:36px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-box{width:42px;height:42px;flex-shrink:0;display:block}
.logo-box svg{display:block;width:100%;height:100%}
.logo-box g{transition:stroke .18s ease}
.logo:hover .logo-box g{stroke:#FFFFFF}
.logo:hover .logo-box path{fill:#FFFFFF}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-family:var(--disp);font-size:19px;letter-spacing:.02em}
.logo-text small{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:var(--g)}
.menu{display:flex;gap:28px;margin-left:auto;font-size:14px;font-weight:700}
.menu a{padding:4px 0;border-bottom:2px solid transparent;transition:border-color .15s;white-space:nowrap}
.menu a:hover{border-bottom-color:var(--k)}

/* ---------- language switcher ---------- */
.lang{position:relative;flex-shrink:0}
.lang-btn{display:flex;align-items:center;gap:8px;background:var(--k);color:var(--y);border:0;cursor:pointer;
  font-family:var(--disp);font-size:13px;letter-spacing:.06em;padding:11px 15px;border-radius:2px}
.lang-btn:hover{background:var(--k3)}
.lang-btn svg{width:15px;height:15px;stroke:var(--y);fill:none;stroke-width:1.6}
.caret{font-size:9px;transition:transform .2s}
.lang.open .caret{transform:rotate(180deg)}
.lang-menu{position:absolute;right:0;top:calc(100% + 8px);background:var(--k);min-width:236px;border-radius:2px;
  box-shadow:0 12px 32px rgba(0,0,0,.28);overflow:hidden;display:none;z-index:300}
.lang.open .lang-menu{display:block}
.lang-menu button{display:flex;align-items:center;gap:12px;width:100%;background:none;border:0;cursor:pointer;
  color:var(--w);font-family:var(--sans);font-size:14px;text-align:left;padding:14px 18px;border-bottom:1px solid #333}
.lang-menu button:last-child{border-bottom:0}
.lang-menu button:hover{background:#262626}
.lang-menu button.on{background:#262626;box-shadow:inset 3px 0 0 var(--y)}
.lang-code{font-family:var(--disp);font-size:12px;background:#3A3A3A;color:var(--y);padding:3px 7px;border-radius:2px;flex-shrink:0}
.lang-menu button.on .lang-code{background:var(--y);color:var(--k)}
.lang-name{display:flex;flex-direction:column;line-height:1.3}
.lang-name small{color:#9A9A9A;font-size:11.5px}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.burger span{display:block;width:24px;height:3px;background:var(--k);margin:4px 0}

/* ---------- hero ---------- */
.hero{padding:72px 0 84px;border-bottom:var(--line)}
.hero-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:64px;align-items:end}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11.5px;
  letter-spacing:.18em;font-weight:700;border:2px solid var(--k);padding:7px 13px;margin-bottom:26px}
.eyebrow i{width:8px;height:8px;background:var(--k);display:block}
h1{font-family:var(--disp);font-size:clamp(42px,7.4vw,102px);line-height:.92;letter-spacing:-.025em;text-transform:uppercase}
.hero-sub{font-size:clamp(19px,2.3vw,29px);font-weight:800;line-height:1.3;margin:24px 0 18px;max-width:20ch}
.hero-desc{font-size:16.5px;color:var(--k3);max-width:56ch;margin-bottom:34px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:15px;padding:16px 28px;
  border:var(--line);border-radius:2px;cursor:pointer;transition:transform .12s,background .15s;font-family:inherit}
.btn:hover{transform:translate(-2px,-2px)}
.btn-k{background:var(--k);color:var(--y)}
.btn-o{background:transparent;color:var(--k)}
.btn-o:hover{background:var(--k);color:var(--y)}
.prod-more{margin-top:26px;text-align:center}

.stat-panel{background:var(--k);color:var(--w);padding:8px 30px;border-radius:2px}
.stat{padding:22px 0;border-bottom:1px solid #3A3A3A;display:flex;align-items:baseline;gap:18px}
.stat:last-child{border-bottom:0}
.stat b{font-family:var(--disp);font-size:38px;color:var(--y);letter-spacing:-.02em;flex-shrink:0}
.stat span{font-size:13.5px;color:#B8B8B8;line-height:1.4}

/* ---------- section ---------- */
section{padding:80px 0;border-bottom:var(--line)}
.sec-tag{font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--g);display:block;margin-bottom:16px}
h2{font-family:var(--disp);font-size:clamp(28px,4.4vw,54px);line-height:1;letter-spacing:-.02em;text-transform:uppercase;margin-bottom:16px}
.sec-desc{font-size:17px;color:var(--k3);max-width:62ch;margin-bottom:44px}

/* ---------- why ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{background:var(--y);border:var(--line);border-radius:2px;padding:30px 26px 34px;position:relative}
.why-card::before{content:'';position:absolute;left:0;top:0;right:0;height:9px;background:var(--k)}
.why-card em{font-family:var(--disp);font-size:13px;font-style:normal;letter-spacing:.1em;color:var(--g);display:block;margin:12px 0 10px}
.why-card h3{font-family:var(--disp);font-size:21px;line-height:1.15;margin-bottom:12px;text-transform:uppercase}
.why-card p{font-size:15px;color:var(--k3)}

.cert-strip{background:var(--k);padding:26px 0;border-bottom:var(--line)}
.cert-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.cert-label{font-family:var(--mono);font-size:12px;letter-spacing:.13em;color:#9A9A9A;text-transform:uppercase;margin-right:8px}
.cert-tag{font-weight:800;font-size:13.5px;background:var(--y);color:var(--k);padding:9px 16px;border-radius:2px;letter-spacing:.02em}

/* ---------- strength (company capability) ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);background:var(--k);border-radius:2px;margin-bottom:22px}
.metric{padding:26px 24px 28px;border-left:1px solid #3A3A3A}
.metric:first-child{border-left:0}
.metric b{display:block;font-family:var(--disp);font-size:clamp(26px,3.2vw,40px);color:var(--y);
  letter-spacing:-.02em;line-height:1;margin-bottom:12px}
.metric span{display:block;font-size:13.5px;color:#B8B8B8;line-height:1.45}
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:42px}
.cap-card{background:var(--y);border:var(--line);border-radius:2px;padding:28px 26px 30px;position:relative}
.cap-card::after{content:'';position:absolute;left:0;top:0;bottom:0;width:0;background:var(--k);transition:width .16s ease}
.cap-card:hover::after{width:9px}
.cap-card em{font-family:var(--mono);font-style:normal;font-size:11.5px;letter-spacing:.16em;color:var(--g);display:block;margin-bottom:12px}
.cap-card h3{font-family:var(--disp);font-size:20px;line-height:1.15;text-transform:uppercase;margin-bottom:12px}
.cap-card p{font-size:15px;color:var(--k3)}
.shots-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.shots-head b{font-family:var(--disp);font-size:15px;text-transform:uppercase;letter-spacing:.04em}
.shots-head small{font-family:var(--mono);font-size:11px;color:var(--g);letter-spacing:.08em}
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.shot{border:2px dashed #9A9A9A;background:rgba(255,255,255,.32);border-radius:2px;aspect-ratio:4/3;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:18px}
.shot svg{width:32px;height:32px;stroke:var(--g);fill:none;stroke-width:1.5;opacity:.7}
.shot b{font-size:14px;font-weight:800}
.shot small{font-family:var(--mono);font-size:10.5px;color:var(--g);letter-spacing:.1em}
html[lang="zh-CN"] .cap-card h3{line-height:1.42}
html[lang="zh-CN"] .cap-card p{max-width:34em}

/* ---------- truth ---------- */
.truth{background:var(--k);color:var(--w)}
.truth .sec-tag{color:#9A9A9A}
.truth h2{color:var(--y)}
.truth .sec-desc{color:#C4C4C4}
.truth p.body{color:#C4C4C4;font-size:16px;max-width:78ch;margin-bottom:18px}
.cmp{margin-top:44px;border:2px solid #3A3A3A;border-radius:2px;overflow:hidden}
.cmp-row{display:grid;grid-template-columns:1.7fr 1fr 1fr;border-bottom:1px solid #3A3A3A}
.cmp-row:last-child{border-bottom:0}
.cmp-row>div{padding:17px 20px;font-size:14.5px}
.cmp-row.head>div{background:#1F1F1F;font-family:var(--mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:#9A9A9A}
.cmp .col-a{color:#8A8A8A}
.cmp .col-b{color:var(--y);font-weight:700;border-left:1px solid #3A3A3A}
.cmp .lbl{color:#D0D0D0}

/* ---------- process ---------- */
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.proc-card{border:var(--line);border-radius:2px;padding:28px 22px 30px;background:var(--y);display:flex;flex-direction:column}
.proc-num{font-family:var(--disp);font-size:52px;line-height:1;letter-spacing:-.04em;margin-bottom:16px}
.proc-card h3{font-family:var(--disp);font-size:18px;line-height:1.2;margin-bottom:11px;text-transform:uppercase}
.proc-card p{font-size:14.5px;color:var(--k3)}

/* ---------- products ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.prod-card{background:var(--k);color:var(--w);border-radius:2px;overflow:hidden;display:flex;flex-direction:column;transition:transform .14s}
.prod-card:hover{transform:translateY(-5px)}
.prod-img{background:#FFFFFF;padding:14px 18px 8px;display:flex;align-items:center;justify-content:center}
.prod-img img{width:100%;height:auto;display:block}
.prod-body{padding:15px 22px 24px;display:flex;flex-direction:column;flex:1}
.prod-card em{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--y);font-style:normal;display:block;margin-bottom:9px}
.prod-card h3{font-family:var(--disp);font-size:18px;line-height:1.18;margin-bottom:7px;text-transform:uppercase}
.prod-card p{font-size:13px;color:#A8A8A8;margin-top:auto}

/* ---------- faq ---------- */
.faq-list{max-width:920px}
details{border-top:var(--line)}
details:last-of-type{border-bottom:var(--line)}
summary{cursor:pointer;list-style:none;position:relative;padding:24px 56px 24px 0;
  font-family:var(--disp);font-size:clamp(16px,2.1vw,20px);line-height:1.25;text-transform:uppercase}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-family:var(--sans);font-size:30px;font-weight:400;line-height:1}
details[open] summary::after{content:'−'}
details p{padding:0 56px 26px 0;color:var(--k3);font-size:16px;max-width:76ch}

/* ---------- contact ---------- */
.contact{background:var(--k);color:var(--w);border-bottom:0}
.contact h2{color:var(--y)}
.contact .sec-tag{color:#9A9A9A}
.contact .sec-desc{color:#C4C4C4}
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:start}
.c-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid #3A3A3A}
.c-item:first-of-type{border-top:1px solid #3A3A3A}
.c-item em{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;color:#8A8A8A;font-style:normal;
  text-transform:uppercase;flex-shrink:0;width:96px;padding-top:3px}
.c-item b{font-size:15.5px;font-weight:700;color:var(--w);word-break:break-word}
.c-item b.addr span{display:block;line-height:1.4}
.c-item b.addr small{margin-top:5px;line-height:1.5}
/* links in the contact block must LOOK clickable — yellow + underline */
.c-item b a{color:var(--y);text-decoration:none;display:inline-flex;align-items:center;gap:7px;
  border-bottom:2px solid rgba(255,212,0,.35);padding-bottom:1px;transition:border-color .15s}
.c-item b a:hover{border-bottom-color:var(--y)}
.c-item b a svg{width:16px;height:16px;fill:currentColor;flex-shrink:0}
.c-item b a .ext{font-size:12px;opacity:.55}
.c-item b a#waLink{color:#4ADE80}
.c-item b a#waLink{border-bottom-color:rgba(74,222,128,.35)}
.c-item b a#waLink:hover{border-bottom-color:#4ADE80}
.c-item b a#mailLink{color:var(--y)}
.c-item small{display:block;color:#8A8A8A;font-size:13px;font-weight:400;margin-top:4px}
form{display:grid;gap:13px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--mono);font-size:11px;letter-spacing:.13em;color:#9A9A9A;text-transform:uppercase}
.field input,.field textarea{background:#1F1F1F;border:2px solid #3A3A3A;border-radius:2px;color:var(--w);
  font-family:var(--sans);font-size:15px;padding:13px 15px;width:100%;transition:border-color .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--y)}
.field textarea{min-height:104px;resize:vertical}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:13px}
form .btn{justify-content:center;width:100%;margin-top:6px}
form .btn:hover{transform:none;background:var(--y);border-color:var(--y)}
.form-note{font-size:12.5px;color:#8A8A8A;text-align:center;margin-top:2px}
.form-status{font-size:12.5px;text-align:center;margin-top:2px;line-height:1.5}
.form-status[hidden]{display:none}
.form-status.ok{color:#4ADE80}
.form-status.err{color:#FF7A5C}

/* ---------- footer ---------- */
footer{background:var(--k);color:#8A8A8A;padding:44px 0 56px}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.foot-brand{color:var(--y)}
.fb-top{display:flex;align-items:center;gap:11px;font-family:var(--disp);font-size:22px;letter-spacing:.02em}
.foot-mark{width:30px;height:30px;flex-shrink:0;display:block}
.foot-mark svg{display:block;width:100%;height:100%}
.foot-brand small{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;color:#7A7A7A;margin-top:11px;font-weight:400}
.fb-slogan{display:block;margin-top:13px;font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;color:var(--y);border-left:3px solid var(--y);padding-left:11px;font-weight:400}
.foot-meta{font-size:13px;text-align:right;line-height:1.7}
.foot-addr2{font-size:12px;color:#7A7A7A;margin-top:2px}
.foot-contact{display:flex;gap:20px;justify-content:flex-end;flex-wrap:wrap;margin-bottom:12px}
.foot-contact a{color:var(--y);text-decoration:none;font-weight:700;font-size:13.5px;
  border-bottom:2px solid rgba(255,212,0,.3);padding-bottom:2px;transition:border-color .15s}
.foot-contact a:hover{border-bottom-color:var(--y)}

/* ---------- whatsapp float ---------- */
.wa-float{position:fixed;right:24px;bottom:24px;z-index:400;display:flex;align-items:center;gap:11px;
  background:#1EA85B;color:#fff;padding:14px 20px;border-radius:2px;font-weight:800;font-size:14.5px;
  box-shadow:0 8px 26px rgba(0,0,0,.28);transition:transform .14s}
.wa-float:hover{transform:translateY(-3px)}
.wa-float svg{width:21px;height:21px;fill:#fff}

/* ---------- audience-specific contact rows ----------
   WeChat is only meaningful to a Chinese audience; showing it to Latin
   American buyers just adds friction ("do I need a China app to reach you?"). */
.c-item-cn{display:none}
/* NOTE: must be flex (not block) — .c-item is a flex row; falling back to
   block collapses the 96px label column and the value jumps left. */
html[lang="zh-CN"] .c-item-cn{display:flex}

/* ---------- brand mark & slogan ---------- */
.hero-slogan{margin-top:34px;display:inline-flex;align-items:center;gap:12px;background:var(--k);color:var(--y);font-family:var(--mono);font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;padding:11px 18px 11px 15px}
.hero-slogan svg{display:block;width:13px;height:13px;flex-shrink:0}
.hero-slogan b{font-weight:400}

/* ---------- chinese typography ----------
   --disp and --sans already list the CJK fonts last, so Chinese glyphs fall
   back to them while Latin numerals keep the industrial Arial Black look.
   Only spacing and measure need tuning here. */
html[lang="zh-CN"] h1{font-size:clamp(38px,6.4vw,86px);line-height:1.06;letter-spacing:-.005em}
html[lang="zh-CN"] h2{line-height:1.14}
html[lang="zh-CN"] summary{line-height:1.4}
html[lang="zh-CN"] .eyebrow{letter-spacing:.08em}
html[lang="zh-CN"] .logo-text strong{font-size:20px;letter-spacing:.14em}
html[lang="zh-CN"] .hero-slogan{font-family:var(--sans);font-weight:700;font-size:13.5px;letter-spacing:.06em;text-transform:none}
html[lang="zh-CN"] .fb-top{font-size:21px;letter-spacing:.14em}
html[lang="zh-CN"] .fb-slogan{font-family:var(--sans);font-weight:700;font-size:12.5px;letter-spacing:.05em}
html[lang="zh-CN"] .hero-sub{line-height:1.5;max-width:22em}
html[lang="zh-CN"] .hero-desc{max-width:34em}
html[lang="zh-CN"] .sec-desc{max-width:34em}
html[lang="zh-CN"] .truth p.body{max-width:38em}
html[lang="zh-CN"] details p{max-width:34em}
html[lang="zh-CN"] .why-card h3,
html[lang="zh-CN"] .proc-card h3,
html[lang="zh-CN"] .prod-card h3{line-height:1.42}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .why-grid{grid-template-columns:1fr}
  .proc-grid{grid-template-columns:1fr 1fr}
  .hero-grid{grid-template-columns:1fr;gap:44px;align-items:start}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .menu{gap:16px;font-size:13.5px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metric:nth-child(3){border-left:0}
  .metric:nth-child(n+3){border-top:1px solid #3A3A3A}
  .cap-grid{grid-template-columns:1fr}
}
@media(max-width:860px){
  .wrap,.nav{padding:0 20px}
  .menu{display:none;position:absolute;left:0;right:0;top:78px;background:var(--y);flex-direction:column;
    gap:0;border-bottom:var(--line);padding:8px 20px 18px}
  .menu.open{display:flex}
  .menu a{padding:14px 0;border-bottom:1px solid rgba(0,0,0,.15)}
  .burger{display:block}
  .lang{margin-left:0}
  .cmp-row{grid-template-columns:1.2fr 1fr 1fr}
  .cmp-row>div{padding:13px 12px;font-size:13px}
  .foot-meta{text-align:left}
  .wa-float span{display:none}
  .wa-float{padding:15px;border-radius:50%}
}
@media(max-width:560px){
  section{padding:56px 0}
  .hero{padding:48px 0 60px}
  .proc-grid{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  details p{padding-right:0}
  summary{padding-right:40px}
  .metrics{grid-template-columns:1fr}
  .metric{border-left:0;border-top:1px solid #3A3A3A}
  .metric:first-child{border-top:0}
  .shots{grid-template-columns:1fr}
}

/* ================= 车型总览 / 详情页 ================= */
.cat-head{padding:40px 0 6px}
.cat-head h1{font-family:var(--disp);font-size:clamp(30px,4.6vw,58px);line-height:1;letter-spacing:-.01em;text-transform:uppercase}
.cat-head .sub{font-size:15px;color:var(--g);max-width:760px;margin-top:14px}
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 4px}
.tab{padding:9px 18px;border:var(--line);background:#fff;font-weight:800;font-size:13.5px;cursor:pointer;
     font-family:var(--sans);color:var(--k)}
.tab:hover{background:var(--y2)}
.tab.on{background:var(--k);color:var(--y)}
.cat-sec{margin:34px 0 6px}
.cat-sec h2{font-family:var(--disp);font-size:20px;letter-spacing:.02em;text-transform:uppercase;display:flex;align-items:center;gap:12px}
.cat-sec h2 span{font-family:var(--mono);font-size:12px;background:var(--k);color:var(--y);padding:3px 8px;letter-spacing:.06em}
.mgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(206px,1fr));gap:18px;margin:16px 0 34px}
.mcard{border:var(--line);background:#fff;display:flex;flex-direction:column;transition:transform .12s,box-shadow .12s}
.mcard:hover{transform:translate(-3px,-3px);box-shadow:6px 6px 0 var(--k)}
.mcard .im{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;
           border-bottom:2px solid var(--k);overflow:hidden}
.mcard .im img{width:100%;height:100%;object-fit:contain;display:block}
.mcard .bd{padding:10px 12px 12px;display:flex;flex-direction:column;gap:2px;flex:1}
.mcard h3{font-family:var(--disp);font-size:15px;letter-spacing:.01em;line-height:1.15}
.mcard p{font-size:11.5px;color:var(--g);line-height:1.45}
.mcard .go{margin-top:7px;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--k);
           border-top:1px solid #E4E4E4;padding-top:6px}
.prod-more{margin-top:26px;text-align:center}
.btn-k{display:inline-flex;align-items:center;gap:9px;background:var(--k);color:var(--y);padding:14px 24px;
       font-weight:800;border:var(--line);font-size:14.5px;font-family:var(--sans);cursor:pointer}
.btn-k:hover{background:var(--y);color:var(--k)}
/* 详情页 */
.bc{font-size:12.5px;color:var(--g);padding:22px 0 4px}
.bc a{border-bottom:1px solid var(--g)}
.pd{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;padding:12px 0 8px;align-items:start}
.pd-gal .main{border:var(--line);background:#fff;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.pd-gal .main img{width:100%;height:100%;object-fit:contain;display:block}
.pd-thumbs{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.pd-thumbs button{width:72px;height:72px;border:2px solid var(--k);background:#fff;padding:0;cursor:pointer}
.pd-thumbs button.on{background:var(--y);box-shadow:0 0 0 2px var(--k) inset}
.pd-thumbs img{width:100%;height:100%;object-fit:contain;display:block}
.pd-info .badge{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;
                background:var(--k);color:var(--y);padding:4px 9px}
.pd-info h1{font-family:var(--disp);font-size:clamp(28px,3.8vw,46px);line-height:1;text-transform:uppercase;margin-top:12px}
.pd-info .zh{font-size:15px;color:var(--g);font-weight:700;margin-top:7px}
.pd-info .lead{margin-top:14px;font-size:16px;font-weight:600}
.pd-info .note{margin-top:12px;font-size:13.5px;color:var(--g)}
.spec{border:var(--line);background:#fff;margin-top:18px}
.spec div{display:flex;justify-content:space-between;gap:14px;padding:10px 13px;border-bottom:1px solid #E4E4E4;font-size:13.5px}
.spec div:last-child{border-bottom:0}
.spec b{color:var(--g);font-weight:700}
.pd-cta{margin-top:18px}
@media(max-width:900px){.pd{grid-template-columns:1fr;gap:22px}.mgrid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}}