/* XINSUYUAN — dark industrial system. Red is accent only. */
:root{
  --bg:#0A0A0B; --bg-2:#101013; --panel:#151519; --panel-2:#1B1B20;
  --line:#2A2A31; --line-soft:#202026;
  --text:#F4F4F6; --muted:#A0A0A8; --muted-2:#77777F;
  --red:#FF0000; --red-deep:#A72819;
  --white:#FFFFFF; --ink:#141416; --ink-muted:#5A5A62;
  --card:#FFFFFF;
  --radius:8px; --radius-sm:6px; --pill:100px;
  --shadow:0 2px 8px rgba(0,0,0,.10);
  --shadow-lg:0 18px 48px rgba(0,0,0,.45);
  --container:1200px;
  --hh:64px;
  --f-head:"Archivo","Archivo Black","Arial Black","Segoe UI",system-ui,sans-serif;
  --f-body:"Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--f-body);font-size:16px;line-height:1.68;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--f-head);font-weight:900;line-height:1.08;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(32px,4.6vw,58px)}
h2{font-size:clamp(26px,3.2vw,40px)}
h3{font-size:clamp(18px,1.6vw,22px);letter-spacing:-.01em}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.small{font-size:14px}
.tiny{font-size:12.5px}
.center{text-align:center}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:76px 0}
.section--tight{padding:48px 0}
.section--alt{background:var(--bg-2)}
.section--panel{background:var(--panel)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--red);margin:0 0 14px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red)}
.lead{font-size:17.5px;color:#CFCFD4;max-width:68ch}
hr.rule{border:0;border-top:1px solid var(--line);margin:0}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(10,10,11,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd{display:flex;align-items:center;gap:28px;height:var(--hh)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:30px;height:34px;flex:0 0 auto}
.brand-txt{font-family:var(--f-head);font-weight:900;font-size:19px;letter-spacing:.02em;line-height:1}
.brand-sub{display:block;font-size:9px;letter-spacing:.34em;color:var(--muted-2);font-weight:600;margin-top:3px}
.nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav a.nlink{font-size:14px;font-weight:500;color:#DEDEE2;padding:6px 0;border-bottom:2px solid transparent}
.nav a.nlink:hover{color:#fff;border-bottom-color:var(--red)}
.has-drop{position:relative}
.drop{position:absolute;top:calc(100% + 14px);left:-18px;min-width:252px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:8px;box-shadow:var(--shadow-lg);display:none;z-index:70}
.has-drop:hover .drop,.has-drop:focus-within .drop{display:block}
.drop a{display:flex;justify-content:space-between;gap:12px;padding:9px 12px;border-radius:6px;font-size:14px;color:#DCDCE0}
.drop a:hover{background:var(--panel-2);color:#fff}
.drop a span{color:var(--muted-2);font-size:12px}
.hd-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.cart-btn{position:relative;display:inline-flex;align-items:center;gap:8px;font-size:14px;color:#DEDEE2;padding:8px 4px}
.cart-count{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--red);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;border-radius:6px;padding:8px 10px}
@media (max-width:1023px){
  .nav{position:fixed;inset:var(--hh) 0 auto 0;background:var(--bg-2);flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 22px;border-bottom:1px solid var(--line);display:none;max-height:calc(100dvh - var(--hh));overflow:auto}
  .nav.open{display:flex}
  .nav a.nlink{padding:13px 0;border-bottom:1px solid var(--line-soft);border-left:0}
  .drop{position:static;display:block;border:0;padding:4px 0 10px;box-shadow:none;background:transparent}
  .drop a{padding:8px 0}
  .menu-toggle{display:block;margin-left:auto}
  .hd{gap:14px}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:var(--radius-sm);font-weight:700;font-size:14.5px;letter-spacing:.01em;border:1px solid transparent;transition:transform .16s ease,background .16s ease,border-color .16s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:#D40000}
.btn-ghost{border-color:#3A3A42;color:#fff;background:transparent}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#EDEDED}
.btn-sm{padding:9px 14px;font-size:13px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.link-red{color:var(--red);font-weight:600}

/* ---------- hero ---------- */
.hero{position:relative;background:#070708;border-bottom:1px solid var(--line);overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,7,8,.97) 0%,rgba(7,7,8,.9) 42%,rgba(7,7,8,.35) 72%,rgba(7,7,8,.15) 100%);pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;min-height:min(78vh,640px);padding:64px 24px}
.hero-copy{max-width:620px}
.hero h1{text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--red)}
.hero p.lead{margin-top:18px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-media{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:center;min-height:0}
.hero-media img{position:static;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.hero-media .m2{margin-top:44px;border:4px solid #0A0A0B}
.fig{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px;display:block}
.hero-strip{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line)}
.hero-strip div{min-width:118px}
.hero-strip b{display:block;font-family:var(--f-head);font-size:20px;letter-spacing:-.01em}
.hero-strip span{font-size:12px;color:var(--muted-2);letter-spacing:.06em;text-transform:uppercase}
@media (max-width:899px){
  .hero-inner{grid-template-columns:1fr;min-height:0;padding:44px 24px 40px}
  .hero-media{margin-top:10px}
  .hero-media .m2{margin-top:22px}
}

/* ---------- category grid ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cat-tile{position:relative;display:block;border-radius:var(--radius);overflow:hidden;background:var(--panel);border:1px solid var(--line);min-height:186px;transition:border-color .2s,transform .2s}
.cat-tile:hover{border-color:#4A4A52;transform:translateY(-2px)}
.cat-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.72;transition:opacity .25s,transform .5s}
.cat-tile:hover img{opacity:.9;transform:scale(1.04)}
.cat-tile .cap{position:absolute;inset:auto 0 0 0;padding:16px;background:linear-gradient(to top,rgba(6,6,7,.94),rgba(6,6,7,.5) 60%,transparent)}
.cat-tile .cap b{display:block;font-family:var(--f-head);font-size:16px;line-height:1.2}
.cat-tile .cap span{font-size:12px;color:var(--muted)}
.cat-tile .idx{position:absolute;top:12px;left:14px;font-family:var(--f-head);font-size:12px;color:#fff;opacity:.6;letter-spacing:.1em}
@media (max-width:1023px){.cat-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:719px){.cat-grid{grid-template-columns:repeat(2,1fr)}.cat-tile{min-height:150px}}

/* ---------- product cards ---------- */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media (max-width:1100px){.pgrid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:820px){.pgrid{grid-template-columns:repeat(2,1fr);gap:14px}}
.pcard{background:var(--card);color:var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease}
.pcard:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.28)}
.pcard-media{position:relative;aspect-ratio:1/1;background:#F2F2F3;overflow:hidden}
.pcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.pcard:hover .pcard-media img{transform:scale(1.035)}
.pcard-badge{position:absolute;top:10px;left:10px;background:rgba(10,10,11,.86);color:#fff;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;padding:4px 8px;border-radius:4px;font-weight:600}
.pcard-body{padding:14px 14px 16px;display:flex;flex-direction:column;flex:1}
.pcard-name{font-size:14px;line-height:1.42;font-weight:500;color:#222;min-height:2.84em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard-name:hover{color:var(--red)}
.pcard-price{margin-top:10px;font-family:var(--f-head);font-size:19px;font-weight:900;letter-spacing:-.01em}
.pcard-price em{font-style:normal;font-size:12px;font-weight:600;color:var(--ink-muted);margin-left:4px;letter-spacing:0}
.pcard-meta{margin-top:5px;font-size:12.5px;color:var(--ink-muted);display:flex;flex-wrap:wrap;gap:8px}
.pcard-actions{display:flex;gap:8px;margin-top:14px}
.pcard-actions .btn{flex:1;padding:10px 8px;font-size:13px}
.pcard-actions .btn-ghost{border-color:#D9D9DE;color:#333}
.pcard-actions .btn-ghost:hover{border-color:#222;background:#F5F5F6}
@media (max-width:400px){.pgrid{grid-template-columns:1fr}.pcard-media{aspect-ratio:4/3}}

/* ---------- filters ---------- */
.filters{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:grid;grid-template-columns:1fr 1fr 1fr 1.4fr auto;gap:12px;align-items:end}
.fld{display:flex;flex-direction:column;gap:6px}
.fld label{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);font-weight:600}
.fld select,.fld input{background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:11px 12px;font-size:14px;width:100%}
.fld select:focus,.fld input:focus{outline:2px solid var(--red);outline-offset:1px}
.filter-count{font-size:13px;color:var(--muted);padding:0 4px 2px}
@media (max-width:900px){.filters{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.filters{grid-template-columns:1fr}}

/* ---------- product detail ---------- */
.pdp{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;padding-top:34px}
.gallery-main{background:#F4F4F5;border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1}
.gallery-main img{width:100%;height:100%;object-fit:contain}
.thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.thumbs button{width:74px;height:74px;border-radius:6px;overflow:hidden;border:1px solid var(--line);background:#fff;padding:0}
.thumbs button.on{border-color:var(--red)}
.thumbs img{width:100%;height:100%;object-fit:cover}
.pdp h1{font-size:clamp(24px,2.5vw,34px);line-height:1.16}
.pdp .breadcrumb{margin-bottom:14px}
.pricebox{margin:18px 0 6px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.pricebox .price{font-family:var(--f-head);font-weight:900;font-size:32px;letter-spacing:-.02em}
.pricebox .unit{font-size:13px;color:var(--muted)}
.freight-note{font-size:12.5px;color:var(--muted-2);margin:2px 0 18px}
.qtyrow{display:flex;align-items:center;gap:12px;margin:16px 0}
.stepper{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.stepper button{width:40px;height:42px;background:var(--panel);border:0;color:#fff;font-size:18px;line-height:1}
.stepper button:hover{background:var(--panel-2)}
.stepper input{width:64px;height:42px;text-align:center;background:transparent;border:0;color:#fff;font-size:15px;font-weight:600}
.stepper input:focus{outline:2px solid var(--red);outline-offset:-2px}
.cta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.cta-row .btn{flex:1 1 160px}
.trustline{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.trustline b{color:#fff;font-weight:600}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table th,.spec-table td{padding:11px 14px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top}
.spec-table th{width:38%;color:var(--muted);font-weight:500}
.tbc{color:#E0B341;font-size:12.5px;font-weight:600}
.pending-box{background:var(--panel);border:1px dashed #3A3A42;border-radius:var(--radius);padding:16px 18px;margin-top:16px;font-size:13.5px;color:#C9C9CF}
.pending-box b{color:#fff}
.tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin:46px 0 0}
.tabs button{background:none;border:0;color:var(--muted);padding:12px 0;font-size:14.5px;font-weight:600;border-bottom:2px solid transparent}
.tabs button.on{color:#fff;border-bottom-color:var(--red)}
.tabpane{display:none;padding:26px 0 0}
.tabpane.on{display:block}
@media (max-width:899px){
  .pdp{grid-template-columns:1fr;gap:24px}
  .thumbs button{width:62px;height:62px}
}

/* ---------- misc blocks ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}}
@media (max-width:560px){.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:14.5px;margin:0}
.num-card{position:relative;padding-top:34px}
.num-card .n{position:absolute;top:16px;font-family:var(--f-head);font-size:13px;color:var(--red);letter-spacing:.1em}
.statrow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.statrow div b{display:block;font-family:var(--f-head);font-size:clamp(22px,2.4vw,30px);letter-spacing:-.01em}
.statrow div span{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2)}
@media (max-width:700px){.statrow{grid-template-columns:1fr 1fr;gap:22px}}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.steps li{list-style:none;position:relative;padding:44px 14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);font-size:13.5px;color:#D3D3D8}
.steps li::before{counter-increment:s;content:"0" counter(s);position:absolute;top:14px;left:14px;font-family:var(--f-head);font-size:12px;color:var(--red);letter-spacing:.08em}
.steps li b{display:block;color:#fff;font-size:14.5px;margin-bottom:4px}
@media (max-width:1023px){.steps{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:repeat(2,1fr)}}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{list-style:none;cursor:pointer;font-weight:600;font-size:15.5px;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--red);font-size:20px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);font-size:14.5px;margin:10px 0 0}
.note{font-size:13px;color:var(--muted-2);background:var(--panel);border-left:2px solid var(--red);padding:12px 14px;border-radius:0 6px 6px 0}

/* ---------- forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .span2{grid-column:1/-1}
@media (max-width:700px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;color:#C9C9CF;font-weight:500}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{background:var(--bg);border:1px solid var(--line);border-radius:6px;color:var(--text);padding:12px;font-size:14.5px;font-family:inherit}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--red);outline-offset:1px}
.field .err{color:#FF7A7A;font-size:12.5px;display:none}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#FF7A7A}
.field.invalid .err{display:block}
.checkline{display:flex;gap:10px;flex-wrap:wrap}
.checkline label{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:#D3D3D8;background:var(--panel);border:1px solid var(--line);padding:9px 12px;border-radius:6px;cursor:pointer}
.checkline input{accent-color:var(--red)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- whatsapp ---------- */
.wa{position:fixed;right:20px;bottom:20px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.wa-panel{display:none;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;width:min(310px,calc(100vw - 40px));box-shadow:var(--shadow-lg)}
.wa-panel.open{display:block}
.wa-panel h4{font-size:14px;margin-bottom:4px}
.wa-panel p{font-size:12.5px;color:var(--muted);margin:0 0 10px}
.wa-opt{display:flex;gap:10px;align-items:center;padding:10px;border-radius:8px;border:1px solid var(--line);margin-bottom:8px}
.wa-opt:hover{border-color:#3FA34D;background:rgba(63,163,77,.08)}
.wa-opt b{display:block;font-size:13.5px}
.wa-opt span{font-size:12px;color:var(--muted)}
.wa-fab{display:inline-flex;align-items:center;gap:10px;background:#1FA855;color:#fff;border:0;border-radius:var(--pill);padding:12px 18px;font-weight:700;font-size:14px;box-shadow:0 10px 28px rgba(0,0,0,.42)}
.wa-fab:hover{background:#18994B}
.wa-fab svg{width:20px;height:20px;flex:0 0 auto}
.wa-hint{background:#fff;color:#111;font-size:13px;padding:10px 14px;border-radius:10px;box-shadow:var(--shadow-lg);max-width:250px;display:none;position:relative}
.wa-hint.show{display:block}
.wa-hint::after{content:"";position:absolute;right:22px;bottom:-6px;width:12px;height:12px;background:#fff;transform:rotate(45deg)}
@media (max-width:560px){.wa{right:14px;bottom:14px}.wa-fab span{display:none}.wa-fab{padding:14px;border-radius:50%}}

/* ---------- drawer ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(4,4,5,.68);z-index:90;display:none}
.drawer-mask.open{display:block}
.drawer{position:fixed;top:0;right:0;height:100dvh;width:min(520px,100vw);background:var(--bg-2);border-left:1px solid var(--line);z-index:91;transform:translateX(100%);transition:transform .26s ease;display:flex;flex-direction:column}
.drawer.open{transform:translateX(0)}
.drawer-hd{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line)}
.drawer-bd{padding:22px;overflow:auto;flex:1}
.drawer-ft{padding:16px 22px;border-top:1px solid var(--line)}
.x-btn{background:none;border:0;color:var(--muted);font-size:22px;line-height:1}
.rfq-prod{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px;margin-bottom:18px}
.rfq-prod img{width:58px;height:58px;object-fit:cover;border-radius:6px;background:#fff}
.rfq-prod b{display:block;font-size:13.5px;line-height:1.35}
.rfq-prod span{font-size:12px;color:var(--muted)}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#fff;color:#111;padding:12px 18px;border-radius:8px;font-size:14px;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:.25s;z-index:120}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- cart / checkout ---------- */
.cart-grid{display:grid;grid-template-columns:1.6fr .9fr;gap:32px;align-items:start}
@media (max-width:900px){.cart-grid{grid-template-columns:1fr}}
.cart-row{display:grid;grid-template-columns:88px 1fr auto;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-soft);align-items:center}
.cart-row img{width:88px;height:88px;object-fit:cover;border-radius:6px;background:#fff}
.cart-row .nm{font-size:14px;font-weight:500;line-height:1.4}
.cart-row .rm{background:none;border:0;color:var(--muted-2);font-size:12.5px;text-decoration:underline;padding:0;margin-top:6px}
.summary{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:sticky;top:calc(var(--hh) + 16px)}
.summary .line{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:7px 0;color:#D3D3D8}
.summary .total{display:flex;justify-content:space-between;font-family:var(--f-head);font-size:20px;padding-top:14px;margin-top:8px;border-top:1px solid var(--line)}
.empty{text-align:center;padding:60px 0;color:var(--muted)}
.order-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.order-no{font-family:var(--f-head);font-size:clamp(22px,3vw,32px);letter-spacing:.02em;color:#fff}

/* ---------- footer ---------- */
.site-footer{background:#08080A;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
@media (max-width:900px){.f-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.f-grid{grid-template-columns:1fr}}
.f-grid h4{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:14px}
.f-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.f-grid a{font-size:14px;color:#C6C6CC}
.f-grid a:hover{color:#fff}
.f-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:40px;padding-top:18px;border-top:1px solid var(--line-soft);font-size:12.5px;color:var(--muted-2)}
.social{display:flex;gap:10px;margin-top:16px}
.social a{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:#C6C6CC}
.social a:hover{border-color:#fff;color:#fff}

/* ---------- breadcrumb / page head ---------- */
.breadcrumb{display:flex;gap:8px;font-size:12.5px;color:var(--muted-2);flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:#fff}
.page-head{padding:44px 0 30px;border-bottom:1px solid var(--line)}
.page-head h1{margin-bottom:12px}
.page-head p{color:var(--muted);max-width:70ch;margin:0}
html.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- mobile hardening ---------- */
html{overflow-x:hidden}
.hero-copy,.pdp h1,.pcard-name,.cart-row .nm{overflow-wrap:anywhere}
.spec-table{table-layout:fixed}
.spec-table th,.spec-table td{word-break:break-word}
@media (max-width:719px){
  .hd-actions .btn-primary{display:none}
  .hd{gap:10px}
  .brand-txt{font-size:17px}
}
@media (max-width:560px){
  .cart-row{grid-template-columns:64px 1fr;gap:10px}
  .cart-row>div:last-child{grid-column:1/-1;text-align:left!important;display:flex;gap:10px;align-items:baseline}
  .cart-row img{width:64px;height:64px}
  .summary{position:static}
  .steps li{padding:38px 10px 12px}
}


.img-missing{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:100%;height:100%;background:#F2F2F3;color:#8A8A92;font-size:12.5px;font-weight:600;text-align:center;padding:16px;line-height:1.5}
.img-missing span{font-weight:400;font-size:11.5px;color:#A6A6AD}
.img-missing.lg{min-height:320px;aspect-ratio:1/1;background:#F4F4F5;font-size:14px;border-radius:8px}

@media (max-width:560px){
  #checkoutSubmit,.summary .btn-block,#cartSummary .btn-block{margin-bottom:64px}
  .drawer-ft{padding-bottom:calc(18px + env(safe-area-inset-bottom))}
}


/* ---------- language switcher ---------- */
.lang-pick select{background:var(--bg);border:1px solid var(--line);color:#DEDEE2;border-radius:6px;
  padding:7px 8px;font-size:13px;font-family:inherit;max-width:132px}
.lang-pick select:focus{outline:2px solid var(--red);outline-offset:1px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
a.nlink.on{color:#fff;border-bottom-color:var(--red)}
@media (max-width:1023px){
  .lang-pick{order:-1;margin:4px 0 12px}
  .lang-pick select{max-width:none;width:100%}
}

/* ---------- bilingual header layout ---------- */
.nav-lang{display:none}
@media (max-width:1023px){
  .hd-lang{display:none}
  .nav-lang{display:block;width:100%;margin:4px 0 12px}
  .nav-lang select{width:100%;max-width:none}
}
@media (max-width:1279px){.nav{gap:18px}}
@media (max-width:1140px){.nav{gap:14px}.nav a.nlink{font-size:13.5px}}

@media (max-width:719px){
  .cart-label{display:none}
  .cart-btn{padding:8px 2px;gap:4px}
  .hd-actions{gap:8px}
}

/* ---------- catalog ticker ---------- */
.ticker{position:relative;z-index:3;margin-top:30px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(255,0,0,.07),transparent 28%,transparent 72%,rgba(255,0,0,.07));
  overflow:hidden;padding:16px 0}
.ticker::before,.ticker::after{content:"";position:absolute;top:0;bottom:0;width:90px;z-index:2;pointer-events:none}
.ticker::before{left:0;background:linear-gradient(90deg,#08080A,rgba(8,8,10,0))}
.ticker::after{right:0;background:linear-gradient(270deg,#08080A,rgba(8,8,10,0))}
.ticker-track{display:flex;width:max-content;animation:tk-scroll 44s linear infinite;will-change:transform}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-group{display:flex;align-items:center}
.tk{display:flex;align-items:baseline;gap:10px;padding:0 30px;white-space:nowrap}
.tk b{font-family:var(--f-head);font-size:clamp(17px,1.7vw,22px);font-weight:900;letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;color:#fff}
.tk i{font-style:normal;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.tk-sep{width:1px;height:16px;background:linear-gradient(180deg,transparent,var(--red),transparent);opacity:.85}
@keyframes tk-scroll{from{transform:translate3d(0,0,0)}to{transform:translate3d(-50%,0,0)}}
@media (max-width:719px){
  .ticker{padding:12px 0}
  .tk{padding:0 18px;gap:8px}
  .tk b{font-size:16px}
  .tk i{font-size:9.5px;letter-spacing:.1em}
}
@media (prefers-reduced-motion:reduce){.ticker-track{animation:none}.ticker{overflow-x:auto}}

/* 让数据条在移动首屏露出来 */
@media (max-width:719px){
  .hero-inner{padding:34px 24px 24px}
  .hero .lead{font-size:16px;margin-top:14px}
  .hero-cta{margin-top:20px;gap:10px}
  .hero-media{margin-top:4px}
}

/* 移动端：首屏以文案+数据条为主，产品图在下方类目区重复出现 */
@media (max-width:719px){
  .hero-media{display:none}
  .hero-inner{min-height:0}
}

/* CJK 标题不用 balance，避免把词拆到两行 */
html[lang="zh-Hans"] .hero h1,
html[lang="ja"] .hero h1,
html[lang="ko"] .hero h1{text-wrap:wrap}
html[lang="zh-Hans"] .hero h1{font-size:clamp(28px,3.4vw,44px)}
html[lang="ja"] .hero h1{font-size:clamp(28px,3.6vw,46px)}
html[lang="ko"] .hero h1{font-size:clamp(28px,3.5vw,44px)}

@media (max-width:719px){
  html[lang="zh-Hans"] .hero h1{font-size:24px;line-height:1.34}
  html[lang="ja"] .hero h1{font-size:22px;line-height:1.36}
  html[lang="ko"] .hero h1{font-size:22px;line-height:1.36}
}

.nav-cart{display:none}
@media (max-width:1023px){.nav-cart{display:block}}

/* ---------- factory gallery ---------- */
.brand-logo{height:38px;width:auto;display:block}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery figure{margin:0}
.gallery img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px;background:#151519}
.gallery .wide{grid-column:1/-1}
.gallery .wide img{aspect-ratio:21/9}
.gallery figcaption{margin-top:8px;font-size:12.5px;color:var(--muted-2);line-height:1.4}
@media (max-width:899px){.gallery{grid-template-columns:1fr 1fr}.gallery .wide img{aspect-ratio:16/9} .brand-logo{height:34px}}
@media (max-width:560px){.gallery{grid-template-columns:1fr}}


/* ---------- hero solo + field renders ---------- */
.hero-media.solo{grid-template-columns:1fr}
.hero-media.solo img{aspect-ratio:4/5;object-fit:cover;border-radius:10px;box-shadow:var(--shadow-lg)}
.render-fig{position:relative;margin:0}
.render-fig img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:8px}
.render-fig figcaption{margin-top:8px;font-size:12.5px;color:var(--muted-2)}
.render-badge{position:absolute;top:10px;left:10px;background:rgba(10,10,11,.8);color:#fff;font-size:10.5px;
  letter-spacing:.1em;text-transform:uppercase;padding:5px 9px;border-radius:4px;border:1px solid rgba(255,255,255,.2)}

/* ---------- process / fitment / detail ---------- */
.steps-grid{list-style:none;margin:26px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:s}
.steps-grid li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.steps-grid img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block}
.steps-grid .sn{position:absolute;top:8px;left:10px;font-family:var(--f-head);font-size:12px;letter-spacing:.12em;color:#fff;background:var(--red);padding:2px 6px;border-radius:3px}
.steps-grid b{display:block;padding:10px 12px 12px;font-size:13.5px;font-weight:600;letter-spacing:.01em}
.fit-grid{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.fit-grid figure{margin:0}
.fit-grid img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px}
.fit-grid figcaption{margin-top:7px;font-size:12.5px;color:var(--muted-2)}
.detail-grid{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.detail-grid img{width:100%;height:auto;border-radius:8px;background:var(--panel)}
@media (max-width:899px){.steps-grid{grid-template-columns:1fr 1fr}.fit-grid{grid-template-columns:1fr 1fr}
  .detail-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.fit-grid{grid-template-columns:1fr}.detail-grid{grid-template-columns:1fr}}

/* ---------- shipping page ---------- */
.ship-steps{list-style:none;margin:26px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.ship-steps li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px 16px 18px}
.ship-steps .sn{display:block;font-family:var(--f-head);font-size:12px;letter-spacing:.12em;color:#fff;background:var(--red);width:26px;text-align:center;padding:2px 0;border-radius:3px;margin-bottom:10px}
.ship-steps b{font-size:14px;font-weight:600}
.pack-grid{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pack-grid figure{margin:0}
.pack-grid img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px;background:var(--panel)}
.pack-grid figcaption{margin-top:8px;font-size:12.5px;color:var(--muted-2)}
@media (max-width:899px){.ship-steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.pack-grid{grid-template-columns:1fr}}