*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#0b1a2e;--body:#25313f;--muted:#5c6b7d;--line:#e1e7ef;
  --bg:#fff;--panel:#f5f8fb;--panel2:#eef3f8;
  --navy:#0d2547;--navy2:#143257;
  --accent:#154398;--accent2:#0f326f;--accent-soft:#e9eefa;
  --radius:10px;--maxw:1180px;
}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--body);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4vw,2.9rem)}
h2{font-size:clamp(1.4rem,2.6vw,2rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:.6em}

/* header */
header.site{position:sticky;top:0;z-index:50;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.08)}
.site-inner{display:flex;align-items:center;gap:28px;height:68px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:1.05rem;letter-spacing:.02em}
.logo{flex-direction:column;align-items:flex-start;gap:1px;line-height:1}
.logo .wordmark{font-style:italic;font-weight:800;font-size:1.5rem;letter-spacing:-.02em;color:#fff;
  border-bottom:2px solid rgba(255,255,255,.5);padding-bottom:3px}
.logo .tag{font-size:.56rem;letter-spacing:.15em;color:#9fb4cc;font-weight:600;text-transform:uppercase;padding-top:4px}
nav.main{display:flex;gap:22px;margin-left:auto}
nav.main a{color:#c3d2e0;font-size:.92rem;font-weight:500}
nav.main a:hover{color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:8px;font-weight:600;font-size:.93rem;
  border:1px solid transparent;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent2)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-line{border-color:var(--line);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--navy);}
.header-cta{margin-left:8px}
.menu-toggle{display:none}

/* hero */
.hero{background:linear-gradient(160deg,#0b1c33 0%,#12315a 55%,#17457f 100%);color:#dbe7f2;position:relative;overflow:hidden}
.hero::after{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:48px 48px;pointer-events:none}
.hero-inner{position:relative;z-index:1;padding:76px 0 68px;max-width:var(--maxw);margin:0 auto;padding-left:24px;padding-right:24px}
.hero h1{color:#fff;max-width:19ch}
.hero .lead{font-size:1.1rem;color:#a9bfd4;max-width:60ch;margin-bottom:1.6em}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;border-top:1px solid rgba(255,255,255,.12);padding-top:26px}
.hero-stats div .n{font-size:1.5rem;font-weight:800;color:#fff;letter-spacing:-.02em}
.hero-stats div .l{font-size:.8rem;color:#8fa6bd;text-transform:uppercase;letter-spacing:.08em}

/* section */
section.blk{padding:64px 0}
section.blk.alt{background:var(--panel)}
.blk-head{max-width:62ch;margin-bottom:34px}
.blk-head p{color:var(--muted);margin:0}
.blk-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* category cards */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px}
.cat-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;background:#fff;transition:.18s;display:flex;flex-direction:column;gap:6px}
.cat-card:hover{border-color:var(--accent);box-shadow:0 8px 24px rgba(10,23,37,.07);transform:translateY(-2px)}
.cat-card .k{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-weight:700}
.cat-card h3{margin:0;font-size:1.05rem}
.cat-card .cnt{color:var(--muted);font-size:.87rem;margin-top:auto}

/* product cards */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.pcard{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:.18s}
.pcard:hover{border-color:#c9d5e2;box-shadow:0 10px 28px rgba(10,23,37,.08)}
.pcard .thumb{aspect-ratio:1/1;background:#fff;display:grid;place-items:center;padding:14px;border-bottom:1px solid var(--panel2)}
.pcard .thumb img{width:100%;height:100%;object-fit:contain}
.pcard .body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.pcard .tag{font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.pcard h3{font-size:.98rem;margin:0;line-height:1.35}
.pcard .fit{font-size:.83rem;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard .foot{margin-top:auto;padding-top:10px;display:flex;justify-content:space-between;align-items:center;font-size:.8rem}
.pcard .cond{background:var(--accent-soft);color:var(--accent2);padding:3px 9px;border-radius:20px;font-weight:700}
.pcard .more{color:var(--navy);font-weight:700}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.filters button{font:inherit;font-size:.88rem;padding:8px 16px;border-radius:20px;border:1px solid var(--line);background:#fff;color:var(--body);cursor:pointer;transition:.15s}
.filters button:hover{border-color:#b9c8d6}
.filters button.active{background:var(--navy);border-color:var(--navy);color:#fff;font-weight:600}

/* product detail */
.crumbs{font-size:.83rem;color:var(--muted);padding:20px 0 0}
.crumbs a:hover{color:var(--accent)}
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;padding:26px 0 64px;align-items:start}
.pd .gallery{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:24px;position:sticky;top:88px}
.pd .gallery img{width:100%;max-width:520px;margin:0 auto}
.pd h1{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:.35em}
.pd .model{font-size:.9rem;color:var(--accent);font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:.8em}
.pd .lede{font-size:1.02rem;color:var(--body)}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:24px 0}
.facts div{background:#fff;padding:13px 16px}
.facts dt{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:3px}
.facts dd{margin:0;font-weight:600;color:var(--ink);font-size:.94rem}
.inq{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:22px}
.inq h3{margin-top:0}
.inq ul{margin:0 0 16px;padding-left:18px;font-size:.9rem;color:var(--muted)}
.inq ul li{margin-bottom:6px}
.inq .btns{display:flex;flex-direction:column;gap:10px}
.inq .btns .btn{justify-content:center}
.prose{max-width:70ch}
.prose h3{margin-top:1.6em}
.prose ul{padding-left:20px}
.prose li{margin-bottom:6px}
.note{background:var(--accent-soft);border-left:3px solid var(--accent);padding:14px 18px;border-radius:0 8px 8px 0;font-size:.9rem;color:#7a3a12}

/* cta band */
.band{background:var(--navy);color:#c3d2e0;padding:56px 0}
.band h2{color:#fff}
.band .row{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}

/* about/contact */
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:26px}
.info-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.info-card h3{margin-top:0;font-size:1rem}
.info-card p{margin:0;color:var(--muted);font-size:.93rem}

/* footer */
footer.site{background:var(--navy);color:#8fa6bd;padding:52px 0 26px;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;margin-bottom:36px}
footer.site h4{color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px}
footer.site a:hover{color:#fff}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin-bottom:9px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.83rem}
.logo-foot{font-weight:800;color:#fff;font-size:1.1rem;margin-bottom:10px}

@media(max-width:900px){
  .pd{grid-template-columns:1fr;gap:28px}
  .pd .gallery{position:static}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  nav.main{display:none}
}
@media(max-width:560px){
  .facts{grid-template-columns:1fr}
  .site-inner{height:60px}
  .header-cta{display:none}
  section.blk{padding:44px 0}
}

.pd .gallery .trust{list-style:none;margin:22px 0 0;padding:18px 0 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.pd .gallery .trust li{font-size:.86rem;color:var(--muted);padding-left:22px;position:relative}
.pd .gallery .trust li::before{content:"";position:absolute;left:0;top:.45em;width:12px;height:12px;border-radius:50%;background:var(--accent-soft);border:1px solid #f4b183}


/* ---------- seetrans additions ---------- */
.pcard .price-row{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-top:2px}
.pcard .price{font-weight:800;color:var(--ink);font-size:.98rem;letter-spacing:-.01em}
.pcard .sold{font-size:.72rem;color:#8a7a5c;background:#fdf6e7;padding:2px 7px;border-radius:10px;font-weight:700;white-space:nowrap}
.pcard .moq{font-size:.78rem;color:var(--muted)}
.pcard h3{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.priceblock{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;padding:14px 0 4px;border-bottom:1px solid var(--line);margin-bottom:18px}
.price-big{font-size:1.55rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.price-note{font-size:.8rem;color:var(--muted)}
.fineprint{font-size:.83rem;color:var(--muted);margin-top:26px;max-width:70ch}
a.link{color:var(--accent);font-weight:600}
ul.plain{margin:0;padding-left:20px;color:var(--muted);font-size:.93rem}
ul.plain li{margin-bottom:5px}
.pd .gallery .trust li::before{background:#dfe8f7;border-color:#a9bede}
.band a.btn-primary{background:#fff;color:var(--navy)}
.band a.btn-primary:hover{background:#e9eefa}
@media(max-width:560px){
  .logo .wordmark{font-size:1.25rem}
  .logo .tag{font-size:.5rem}
}

.pcard .quote{color:var(--accent);font-weight:700;font-size:.84rem}
.pcard .foot{justify-content:flex-end}
.quote-line{font-size:1.15rem;font-weight:800;color:var(--ink);letter-spacing:-.01em}

/* ---------- full catalogue additions ---------- */
.pcard .oe{font-size:.72rem;color:var(--accent);background:#eef3fb;padding:2px 7px;border-radius:10px;font-weight:700;white-space:nowrap}
.pager{display:flex;flex-wrap:wrap;gap:6px;margin:34px 0 6px}
.pager a{min-width:36px;height:36px;display:grid;place-items:center;padding:0 8px;border:1px solid var(--line);
  border-radius:8px;font-size:.86rem;color:var(--body);background:#fff;transition:.15s}
.pager a:hover{border-color:var(--accent);color:var(--accent)}
.pager a.on{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700}
.prod-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
@media(max-width:560px){
  .prod-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
  .pcard h3{font-size:.9rem}
  .pcard .body{padding:12px}
}

/* ---------- detail: sibling part numbers ---------- */
.related-box{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-top:18px;background:var(--panel2,#f7f9fc)}
.related-box h4{font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin:0 0 12px;font-weight:700}
.related-list{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-direction:column;gap:2px}
.related-list a{display:flex;align-items:center;gap:10px;padding:6px 8px;border-radius:8px;font-size:.86rem;color:var(--body)}
.related-list a:hover{background:#fff;color:var(--accent)}
.gallery .related-list .rp-thumb{width:40px;height:40px;flex:0 0 40px;margin:0;object-fit:contain;border:1px solid var(--line);border-radius:6px;background:#fff}
.rp-txt{display:flex;flex-direction:column;gap:1px;min-width:0}
.rp-part{font-weight:700;color:var(--ink);font-size:.8rem;letter-spacing:.02em}
.related-list a:hover .rp-part{color:var(--accent)}
.rp-name{color:var(--muted);font-size:.76rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.related-all{font-size:.82rem;font-weight:700;color:var(--accent)}
.facts dd.soft{color:var(--muted);font-weight:500;font-size:.86rem}