/* Oil seals · industrial static site
   Design tokens follow the approved plan: industrial precision blue #163569 / accent #e87722 */
:root{
  --pri:#163569; --pri-d:#0f2550; --pri-l:#22467f;
  --acc:#e87722; --acc-d:#c9600f;
  --wa:#25d366; --wa-d:#128c7e;
  --bg:#f2f5fa; --card:#fff; --line:#dfe6f0; --tx:#1a2433; --mut:#5d6b80;
  --r:12px; --r-sm:8px; --sh:0 2px 12px rgba(15,37,80,.07); --sh-h:0 12px 30px rgba(15,37,80,.13);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.7 "Inter","Segoe UI","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;color:var(--pri-d);letter-spacing:-.015em}
h1{font-size:clamp(32px,4.2vw,50px);font-weight:750}
h2{font-size:clamp(25px,3vw,34px);font-weight:720}
h3{font-size:19px;font-weight:680}
p{margin:0 0 14px}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.small{font-size:13px;color:var(--mut)}
.mono{font-family:Consolas,Monaco,monospace}


/* header */
header.site{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.hd{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:760;font-size:19px;letter-spacing:-.02em;color:var(--pri);white-space:nowrap}
.brand .mark{width:30px;height:30px;border-radius:8px;background:var(--pri);display:grid;place-items:center;flex:none}
.brand .mark svg{width:19px;height:19px}
.brand em{font-style:normal;color:var(--acc)}
.nav{display:flex;gap:16px;margin-left:auto;align-items:center}
.nav a{font-size:13.5px;color:#3c4a5f;font-weight:520;white-space:nowrap;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a.active{color:var(--pri);border-bottom-color:var(--acc)}
.hd-actions{display:flex;align-items:center;gap:10px}
.lang{border:1px solid var(--line);background:#fff;color:var(--pri);border-radius:7px;padding:7px 11px;font-size:12.5px;font-weight:650;cursor:pointer}
.lang:hover{border-color:var(--pri)}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;width:38px;height:36px;cursor:pointer;font-size:18px;color:var(--pri)}
.mobile-nav{display:none;border-top:1px solid var(--line);padding:8px 22px 16px;background:#fff}
.mobile-nav a{display:block;padding:10px 0;border-bottom:1px solid #f0f3f8;font-size:14.5px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:9px;padding:12px 20px;font-size:14.5px;font-weight:650;border:1px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--acc);color:#fff}
.btn-primary:hover{background:var(--acc-d);transform:translateY(-1px)}
.btn-outline{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.1)}
.btn-line{border-color:var(--line);background:#fff;color:var(--pri)}
.btn-line:hover{border-color:var(--pri)}
.btn-wa{background:var(--wa);color:#063d20}
.btn-wa:hover{background:#1ebd59;transform:translateY(-1px)}
.btn-lg{padding:14px 24px;font-size:15.5px}
.btn-sm{padding:8px 13px;font-size:12.5px;border-radius:7px}
.wa-ico{width:18px;height:18px;flex:none}

/* hero */
.hero{background:var(--pri-d);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
.hero .container{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-top:70px;padding-bottom:74px}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#8fb4ee;font-weight:700;margin-bottom:16px}
.hero h1{color:#fff;margin-bottom:18px}
.hero h1 span{color:#ffb270}
.hero .lead{font-size:16.5px;color:#cbdbf2;max-width:560px;line-height:1.75;margin-bottom:26px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}
.hero-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 24px;border-top:1px solid rgba(255,255,255,.16);padding-top:20px}
.hero-points div{font-size:13px;color:#b9cdea}
.hero-points b{display:block;color:#fff;font-size:17px;font-weight:700;letter-spacing:-.02em}
.hero-art{position:relative;height:400px}
.hero-art .tile{position:absolute;background:#fff;border-radius:16px;padding:12px;box-shadow:0 18px 50px rgba(0,0,0,.32);overflow:hidden}
.hero-art .tile img{width:100%;height:100%;object-fit:contain}
.hero-art .t1{width:230px;height:230px;top:8px;left:14%;transform:rotate(-6deg)}
.hero-art .t2{width:190px;height:190px;top:130px;right:2%;transform:rotate(7deg)}
.hero-art .t3{width:165px;height:165px;bottom:0;left:2%;transform:rotate(4deg)}
.hero-art .tag{position:absolute;bottom:16px;right:6%;background:var(--acc);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.05em;padding:7px 12px;border-radius:20px;box-shadow:0 8px 20px rgba(0,0,0,.25)}

/* sections */
section{padding:66px 0}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:680px;margin-bottom:34px}
.sec-head p{color:var(--mut);font-size:15px;margin:0}
.sec-head .eyebrow{color:var(--acc);margin-bottom:10px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* category cards */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:#c6d6ee}
.cat-card .ph{height:190px;flex:0 0 190px;background:#fff;display:flex;align-items:center;justify-content:center;padding:14px;border-bottom:1px solid #f0f3f8;overflow:hidden}
.cat-card .ph img{max-height:100%;max-width:100%;width:auto;height:auto;object-fit:contain}
.cat-card .bd{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.cat-card h3{font-size:17px;margin-bottom:6px}
.cat-card p{font-size:13.5px;color:var(--mut);flex:1;margin-bottom:14px}
.cat-card .more{font-size:13px;font-weight:680;color:var(--acc)}

/* product cards */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.prod-card:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.prod-card .thumb{aspect-ratio:1/1;background:#fff;padding:12px;display:grid;place-items:center;border-bottom:1px solid #f0f3f8}
.prod-card .thumb img{width:100%;height:100%;object-fit:contain}
.prod-card .bd{padding:14px 15px 16px;display:flex;flex-direction:column;flex:1}
.prod-card .cat-tag{font-size:11px;color:var(--pri);font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}
.prod-card h3{font-size:14.5px;line-height:1.4;margin-bottom:8px;color:var(--tx)}
.prod-card .meta{font-size:12px;color:var(--mut);margin-bottom:12px;flex:1}
.prod-card .btn{width:100%}
.badge{position:absolute;top:10px;left:10px;background:var(--acc);color:#fff;font-size:10.5px;font-weight:700;padding:3px 8px;border-radius:20px;letter-spacing:.04em}
.prod-card .thumb{position:relative}

/* filters */
.filter-bar{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin-bottom:26px}
.filter-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.filter-row:last-child{margin-bottom:0}
.filter-row>span.lb{font-size:12px;font-weight:700;color:var(--mut);min-width:52px;text-transform:uppercase;letter-spacing:.06em}
.chip{border:1px solid var(--line);background:#fff;color:#43536b;border-radius:20px;padding:6px 14px;font-size:13px;cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--pri)}
.chip.on{background:var(--pri);border-color:var(--pri);color:#fff}
.search{flex:1;min-width:210px;border:1px solid var(--line);border-radius:8px;padding:9px 13px;font-size:14px;outline:none}
.search:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(22,53,105,.08)}
.count{font-size:13px;color:var(--mut);margin-bottom:16px}
.no-result{display:none;text-align:center;padding:50px 20px;color:var(--mut);background:#fff;border:1px dashed var(--line);border-radius:var(--r)}

/* page head */
.page-head{background:var(--pri-d);color:#fff;padding:44px 0 40px;position:relative;overflow:hidden}
.page-head:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px}
.page-head .container{position:relative}
.page-head h1{color:#fff;font-size:clamp(28px,3.4vw,40px);margin-bottom:8px}
.page-head p{color:#c2d5f0;margin:0;max-width:720px;font-size:15px}
.crumb{font-size:12.5px;color:#8fb0e0;margin-bottom:14px}
.crumb a:hover{color:#fff;text-decoration:underline}

/* generic content */
.prose{max-width:820px}
.prose h2{margin-top:34px}
.prose h3{margin-top:24px}
.prose ul{padding-left:20px}
.prose li{margin:7px 0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.panel h3{margin-bottom:8px}
.panel p{font-size:14px;color:var(--mut);margin:0}
.panel .num{font-size:30px;font-weight:760;color:var(--acc);letter-spacing:-.03em;margin-bottom:6px}
.iconbox{width:42px;height:42px;border-radius:10px;background:#eaf1fb;display:grid;place-items:center;margin-bottom:14px;color:var(--pri);font-size:19px;font-weight:700}

/* tables */
.tbl-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:620px}
th,td{padding:12px 15px;text-align:left;border-bottom:1px solid #edf1f7;vertical-align:top}
th{background:#eef3fa;color:var(--pri-d);font-weight:680;font-size:13px}
tr:last-child td{border-bottom:0}
td strong{color:var(--pri)}
.note{background:#fff8f0;border:1px solid #f3d9bd;border-left:3px solid var(--acc);border-radius:8px;padding:13px 16px;font-size:13.5px;margin:16px 0}
.note.blue{background:#eef4fd;border-color:#cadcf5;border-left-color:var(--pri)}


/* detail page */
.detail-hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.detail-hero .cover{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;aspect-ratio:1/1;display:grid;place-items:center}
.detail-hero .cover img{width:100%;height:100%;object-fit:contain}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;aspect-ratio:1/1;padding:9px;display:grid;place-items:center}
.gallery figure img{width:100%;height:100%;object-fit:contain}
.spec-list{list-style:none;padding:0;margin:0}
.spec-list li{display:flex;gap:14px;padding:10px 0;border-bottom:1px solid #edf1f7;font-size:14px}
.spec-list li b{min-width:170px;color:var(--pri-d)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;padding:15px 0;font-weight:650;font-size:14.5px;color:var(--pri-d);list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--acc);font-size:20px;line-height:1;font-weight:500}
.faq details[open] summary:after{content:"-"}
.faq details p{font-size:14px;color:var(--mut);padding:0 0 16px;margin:0}

/* whatsapp band */
.wa-band{background:var(--pri-d);color:#fff;text-align:center;position:relative;overflow:hidden}
.wa-band:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px}
.wa-band .container{position:relative}
.wa-band h2{color:#fff}
.wa-band p{color:#c2d5f0;max-width:620px;margin:0 auto 24px}
.wa-band .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.wa-band .hint{font-size:12.5px;color:#8fb0e0;margin-top:18px}
.qr-box{width:210px;height:210px;border-radius:10px;background:#fff;display:grid;place-items:center;margin:0 auto 14px;color:var(--mut);font-size:11.5px;text-align:center;padding:10px;line-height:1.45}
.qr-box img{width:100%;height:100%;object-fit:contain}

/* float button */
.float-wa{position:fixed;right:20px;bottom:20px;z-index:70;width:56px;height:56px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.24);transition:.18s}
.float-wa:hover{transform:scale(1.07)}
.float-wa svg{width:30px;height:30px}

/* footer */
footer.site{background:#0b1c3a;color:#a9bdd9;padding:52px 0 20px;font-size:13.5px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:30px;padding-bottom:34px}
.f-grid h4{color:#fff;font-size:14px;margin-bottom:14px;font-weight:680}
.f-grid a{display:block;padding:4px 0;color:#a9bdd9}
.f-grid a:hover{color:#fff}
.f-brand{color:#fff;font-size:19px;font-weight:760;margin-bottom:12px}
.f-brand em{color:var(--acc);font-style:normal}
.f-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#7d94b5;font-size:12.5px}

@media(max-width:1020px){
  .nav{gap:14px}.nav a{font-size:13px}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .hero .container{grid-template-columns:1fr;gap:20px;padding-top:52px;padding-bottom:40px}
  .hero-art{height:300px;max-width:480px;margin:0 auto;width:100%}
  .hero-art .t1{width:175px;height:175px}.hero-art .t2{width:145px;height:145px}.hero-art .t3{width:125px;height:125px}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  /* Keep the language switch and WhatsApp visible on phones. A fixed 26px
     flex gap used to push the menu button outside the viewport (31px of
     horizontal scroll on every page). */
  .nav{display:none}.menu-btn{display:block}
  .hd{gap:10px;height:62px}
  .hd-actions{gap:6px}
  .hd-actions .lang{display:block;padding:6px 8px;font-size:11.5px}
  .hd-actions .btn-wa{padding:7px 10px;gap:0;font-size:0}
  .hd-actions .btn-wa svg{width:18px;height:18px}
  .menu-btn{width:34px;height:34px;font-size:16px;margin-left:auto;flex:none}
  /* Sticky header already carries a WhatsApp button on phones; a second
     floating one only covers content in a 390px viewport. */
  .float-wa{display:none}
  .mobile-nav.open{display:block}
  section{padding:46px 0}
  .cat-grid,.grid-2,.grid-3,.grid-4,.detail-hero{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .hero-points{gap:16px}
  .prod-card .bd{padding:12px}
  .prod-card h3{font-size:13px}
  .f-grid{grid-template-columns:1fr 1fr;gap:22px}
  .spec-list li{flex-direction:column;gap:2px}
  .spec-list li b{min-width:0}
}
@media(max-width:430px){
  .prod-grid{grid-template-columns:1fr 1fr;gap:10px}
  .btn{padding:11px 15px;font-size:13.5px}
  .container{padding:0 16px}
}

/* ---------------- size finder / model library ---------------- */
.model-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.model-tab{text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;cursor:pointer;transition:.16s;color:var(--tx)}
.model-tab:hover{border-color:var(--pri);transform:translateY(-2px);box-shadow:var(--sh-h)}
.model-tab.on{border-color:var(--pri);background:linear-gradient(180deg,#fff,#f4f8ff);box-shadow:0 0 0 2px rgba(22,53,105,.10)}
.model-tab .mt-code{display:block;font-size:19px;font-weight:760;color:var(--pri);letter-spacing:-.01em}
.model-tab .mt-cn{display:block;font-size:12.5px;color:var(--mut);margin-top:2px}
.model-tab .mt-num{display:block;font-size:26px;font-weight:760;color:var(--acc);margin-top:8px;line-height:1.1}
.model-tab .mt-unit{font-size:12px;font-weight:500;color:var(--mut)}
.model-tab .mt-desc{display:block;font-size:12.5px;color:var(--mut);margin-top:6px;line-height:1.5}
.model-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:20px}
.model-filters{display:grid;grid-template-columns:2fr 1fr repeat(4,1fr) auto;gap:10px;align-items:center}
.model-filters .search{min-width:0;width:100%}
.model-filters select,.model-filters input[type=number]{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 10px;font-size:13.5px;outline:none;background:#fff;color:var(--tx)}
.model-filters select:focus,.model-filters input[type=number]:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(22,53,105,.08)}
.model-filters .pair{display:flex;align-items:center;gap:4px}
.model-filters .pair span{font-size:11px;color:var(--mut);white-space:nowrap}
.model-filters input[type=number]{min-width:0}
.model-count{font-size:13.5px;color:var(--mut);margin:16px 0 10px}
.model-count b{color:var(--pri);font-size:16px}
.model-panel .tbl-wrap{overflow-x:auto}
.model-panel table{min-width:820px;font-size:13.5px}
.model-panel th{background:#f3f7fd;color:var(--pri-d);font-weight:660;text-align:left;white-space:nowrap;font-size:12.5px}
.model-panel td{vertical-align:middle}
.model-panel tbody tr:hover{background:#f8fbff}
.model-spec{color:var(--pri-d);font-weight:680;white-space:nowrap}
.model-remark{font-size:12px;color:var(--mut);max-width:230px;line-height:1.45}
.model-empty{text-align:center;padding:34px 10px;color:var(--mut)}
.model-ask{white-space:nowrap;padding:6px 11px;font-size:12px}
.model-pager{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:16px}
.model-pager .pg{border:1px solid var(--line);background:#fff;color:#43536b;border-radius:7px;padding:6px 12px;font-size:13px;cursor:pointer;min-width:34px}
.model-pager .pg:hover:not(:disabled){border-color:var(--pri);color:var(--pri)}
.model-pager .pg.on{background:var(--pri);border-color:var(--pri);color:#fff}
.model-pager .pg:disabled{opacity:.42;cursor:default}
.model-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.size-entry{display:grid;grid-template-columns:1.15fr 1fr;gap:26px;align-items:center}
.size-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.size-stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px;text-align:center}
.size-stat b{display:block;font-size:23px;color:var(--pri);line-height:1.2}
.size-stat span{font-size:12px;color:var(--mut)}
.size-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.size-list code{background:#eef4fd;border:1px solid #d4e2f7;color:var(--pri-d);border-radius:6px;padding:4px 9px;font-size:12.5px}
@media(max-width:1000px){
  .model-filters{grid-template-columns:repeat(2,1fr)}
  .model-filters .search{grid-column:1/-1}
}
@media(max-width:760px){
  .model-tabs{grid-template-columns:1fr;gap:10px}
  .model-tab .mt-num{font-size:21px}
  .size-entry{grid-template-columns:1fr}
  .size-stats{grid-template-columns:repeat(3,1fr)}
  .model-filters{grid-template-columns:1fr 1fr}
}

/* ---- category cards bound to verified model data ---- */
/* The card is an <article>: the photo/title/description link to the family
   page, while the bottom "View range" link goes straight to the Size Finder. */
.cat-card .cat-main{display:block;color:inherit;text-decoration:none;flex:1}
.cat-card .cat-main h3 a,.cat-card .cat-main:hover h3{color:var(--pri)}
.cat-card .cat-main:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.cat-card .vf-link{display:inline-flex;align-items:center;gap:4px;cursor:pointer}
.cat-card .vf-link:hover{text-decoration:underline}
.cat-card .vf-link:focus-visible{outline:2px solid var(--acc);outline-offset:2px;border-radius:3px}
.cat-foot{display:flex;flex-direction:column;gap:9px;margin-top:auto}
.cat-model-badge{display:inline-flex;align-items:center;gap:4px;align-self:flex-start;background:#eef4fd;border:1px solid #d4e2f7;color:var(--pri-d);border-radius:6px;padding:4px 9px;font-size:11.5px;font-weight:650}
.cat-model-badge b{font-size:12.5px;color:var(--acc)}
.cat-model-badge.muted{background:#f5f7fa;border-color:var(--line);color:var(--mut);font-weight:600}
/* ---- size finder family context (?cat=) ---- */
.model-crumb:not(.empty){padding-top:22px}
.model-crumb.empty{display:none}
.mc-bar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.mc-path{font-size:12.5px;color:var(--mut)}
.mc-path a{color:var(--pri);font-weight:650}
.mc-path a:hover{text-decoration:underline}
.mc-back{font-size:12.5px;font-weight:650;color:var(--acc);white-space:nowrap}
.mc-back:hover{text-decoration:underline}
#models [data-model-finder] .model-tabs{margin-top:4px}
@media(max-width:760px){.mc-bar{flex-direction:column;align-items:flex-start}}

/* ---- in-page navigation fallback (sandboxed preview panes) ----
   Only ever shown when a link's real navigation is swallowed by a sandbox.
   In a normal browser nav.js never opens this, so it has zero visual impact. */
html.nav-peek-open{overflow:hidden}
.nav-peek-mask{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(9,24,52,.62);backdrop-filter:blur(3px);animation:np-fade .18s ease-out}
@keyframes np-fade{from{opacity:0}to{opacity:1}}
.nav-peek{position:relative;width:100%;max-width:540px;max-height:88vh;overflow:auto;background:var(--card);border-radius:16px;box-shadow:0 24px 70px rgba(9,24,52,.35);padding:30px 30px 26px}
.nav-peek .np-close{position:absolute;top:12px;right:14px;width:34px;height:34px;border:0;border-radius:8px;background:var(--bg);color:var(--mut);font-size:22px;line-height:1;cursor:pointer}
.nav-peek .np-close:hover{background:var(--line);color:var(--pri-d)}
.nav-peek h2{margin:2px 0 10px;font-size:clamp(21px,3vw,27px)}
.nav-peek h2 small{display:block;font-size:14px;font-weight:550;color:var(--mut);margin-top:3px;letter-spacing:0}
.nav-peek .np-lead{font-size:14.5px;color:var(--mut);margin:0 0 18px}
.nav-peek .np-stat{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;background:#eef4fd;border:1px solid #d4e2f7;border-radius:10px;padding:12px 15px;color:var(--pri-d);font-weight:650;font-size:13.5px;margin-bottom:16px}
.nav-peek .np-stat b{font-size:23px;color:var(--acc);line-height:1}
.nav-peek .np-sub{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--mut);margin:0 0 9px}
.nav-peek .np-note{background:#fff7ee;border:1px solid #f3d3ae;color:#8a4a08;border-radius:10px;padding:13px 15px;font-size:13.5px;margin:0 0 16px}
.nav-peek .size-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:4px}
.nav-peek .size-list code{font-family:inherit;font-size:13px;font-weight:650;color:var(--pri-d);background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:6px 11px}
.nav-peek .np-url{margin-top:20px}
.nav-peek .np-url label{display:block;font-size:12px;font-weight:700;color:var(--mut);margin-bottom:7px;letter-spacing:.02em}
.nav-peek .np-url-row{display:flex;gap:8px}
.nav-peek .np-url-row input{flex:1;min-width:0;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);color:var(--pri-d);padding:10px 12px;font-size:12.5px}
.nav-peek .np-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.nav-peek .np-cta>.btn{flex:1 1 auto;justify-content:center}
.nav-peek .np-hint{font-size:12px;line-height:1.65;color:var(--mut);margin:18px 0 0;border-top:1px solid var(--line);padding-top:14px}
@media(max-width:520px){
  .nav-peek{padding:26px 20px 22px;max-height:92vh}
  .nav-peek .np-cta{flex-direction:column}
  .nav-peek .np-url-row input{font-size:11.5px}
}

/* ---- live model finder shown in sandboxed previews (View range) ----
   Reuses the exact .model-tabs/.model-panel markup from the real Size Finder,
   so the visitor can filter, page and quote — not just read a link. */
.vf-modal{position:fixed;inset:0;z-index:9999;display:flex;align-items:flex-start;justify-content:center;padding:3vh 18px;background:rgba(9,24,52,.68);backdrop-filter:blur(3px);animation:np-fade .18s ease-out;overflow:auto}
.vf-modal-inner{position:relative;width:100%;max-width:1080px;background:var(--card);border-radius:16px;box-shadow:0 24px 70px rgba(9,24,52,.4);padding:26px 28px 24px}
.vf-modal .np-close{position:absolute;top:12px;right:14px;width:34px;height:34px;border:0;border-radius:8px;background:var(--bg);color:var(--mut);font-size:22px;line-height:1;cursor:pointer;z-index:2}
.vf-modal .np-close:hover{background:var(--line);color:var(--pri-d)}
.vf-modal h2{margin:2px 0 8px;font-size:clamp(21px,3vw,27px);padding-right:40px}
.vf-modal h2 small{display:block;font-size:13.5px;font-weight:550;color:var(--mut);margin-top:3px;letter-spacing:0}
.vf-lede{font-size:14px;line-height:1.6;color:var(--mut);margin:0 0 14px;max-width:760px}
.vf-stat{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;background:#eef4fd;border:1px solid #d4e2f7;border-radius:10px;padding:10px 15px;color:var(--pri-d);font-weight:650;font-size:13px;margin-bottom:16px}
.vf-stat b{font-size:21px;color:var(--acc);line-height:1}
.vf-toplink{display:inline-block;font-size:12.5px;font-weight:700;color:var(--acc);text-decoration:none;margin:0 0 15px}
.vf-toplink:hover{text-decoration:underline}
.vf-note{background:#fff7ee;border:1px solid #f3d3ae;color:#8a4a08;border-radius:10px;padding:12px 15px;font-size:13px;line-height:1.6;margin:0 0 16px}
.vf-body{min-height:120px}
.vf-loading{padding:32px 10px;text-align:center;color:var(--mut);font-size:13.5px}
/* Compact the finder inside the panel so all three tabs + filters fit. */
.vf-finder .model-tabs{gap:10px;margin-bottom:14px}
.vf-finder .model-tab{padding:12px 14px}
.vf-finder .model-tab .mt-num{font-size:22px;margin-top:6px}
.vf-finder .model-tab .mt-desc{font-size:12px;margin-top:4px}
.vf-finder .model-panel{padding:14px 15px;box-shadow:none}
.vf-finder .model-panel table{min-width:760px}
.vf-finder .tbl-wrap{max-height:min(52vh,560px);overflow:auto;border:1px solid var(--line);border-radius:10px}
.vf-finder .model-panel th{position:sticky;top:0;z-index:1}
.vf-finder .model-filters{grid-template-columns:2fr 1fr repeat(4,minmax(90px,1fr)) auto;gap:8px}
.vf-finder .note.blue{font-size:12.5px}
.vf-foot{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}
.vf-foot .np-url label{display:block;font-size:12px;font-weight:700;color:var(--mut);margin-bottom:7px}
.vf-foot .np-url-row{display:flex;gap:8px}
.vf-foot .np-url-row input{flex:1;min-width:0;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);color:var(--pri-d);padding:10px 12px;font-size:12.5px}
.vf-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.vf-cta>.btn{flex:1 1 auto;justify-content:center}
.vf-foot .np-hint{font-size:12px;line-height:1.65;color:var(--mut);margin:14px 0 0}
@media(max-width:760px){
  .vf-modal{padding:1.5vh 10px}
  .vf-modal-inner{padding:22px 15px 20px}
  .vf-finder .model-tabs{grid-template-columns:1fr;gap:8px}
  .vf-finder .model-tab{padding:10px 12px}
  .vf-finder .model-tab .mt-num{font-size:19px}
  .vf-finder .model-filters{grid-template-columns:1fr 1fr}
  .vf-finder .model-filters .search{grid-column:1/-1}
  .vf-finder .model-panel table{min-width:700px}
  .vf-cta{flex-direction:column}
}