/* Luyu Trade — front-end styles (auto-extracted from static build) */

:root{--blue:#1a5fc4;--blue-d:#0d47a1;--orange:#ff6a00;--bg:#f4f5f7;--line:#e5e7eb;--text:#222;--muted:#666}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1280px;margin:0 auto;padding:0 16px}
/* topbar */
.topbar{background:#1c2430;color:#cbd5e1;font-size:12px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a{color:#cbd5e1;margin-left:16px}
.topbar a:hover{color:#fff}
/* language switcher */
.langsel{position:relative;display:inline-block;margin-left:16px}
.langbtn{background:transparent;border:1px solid #45505f;color:#e2e8f0;font-size:12px;padding:3px 10px;border-radius:3px;cursor:pointer;font-family:inherit}
.langbtn:hover{border-color:#8ea0b5;color:#fff}
.langmenu{position:absolute;right:0;top:100%;margin-top:6px;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.18);min-width:150px;z-index:80;display:none;overflow:hidden}
.langmenu.open{display:block}
.langmenu button{display:block;width:100%;text-align:left;background:none;border:none;padding:9px 14px;font-size:13px;color:#222;cursor:pointer;font-family:inherit}
.langmenu button:hover{background:#f2f6ff;color:var(--blue)}
.langmenu button.on{background:#eaf1ff;color:var(--blue-d);font-weight:600}
/* header */
.site-header{background:#fff;padding:16px 0}
.site-header .wrap{display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px}
.logo img{height:52px;width:auto}
.logo .lt{display:flex;flex-direction:column;line-height:1.2}
.logo .lt b{font-size:19px;color:var(--blue-d);letter-spacing:.5px}
.logo .lt span{font-size:11px;color:#888}
.search{flex:1;display:flex;max-width:640px}
.search input{flex:1;border:2px solid var(--blue);border-right:none;padding:10px 14px;font-size:14px;border-radius:4px 0 0 4px;outline:none}
.search button{background:var(--blue);color:#fff;border:none;padding:0 26px;font-size:15px;border-radius:0 4px 4px 0;cursor:pointer}
.search button:hover{background:var(--blue-d)}
.hd-cta{display:flex;gap:10px}
.hd-cta a{border:1px solid var(--line);border-radius:4px;padding:9px 16px;font-size:13px;white-space:nowrap}
.hd-cta a.primary{background:var(--orange);border-color:var(--orange);color:#fff}
/* nav */
.mainnav{background:#fff;border-bottom:2px solid var(--blue);box-shadow:0 1px 4px rgba(0,0,0,.04)}
.mainnav .wrap{display:flex;align-items:stretch;flex-wrap:wrap}
.mainnav .all{background:#f7f9fc;color:#222;padding:11px 22px;font-weight:600;display:flex;align-items:center;gap:8px;width:240px;position:relative;border-right:1px solid var(--line)}
.mainnav .links{display:flex;flex-wrap:wrap}
.mainnav .links a{color:#222;padding:11px 13px;font-size:14px;display:block}
.mainnav .links a:hover{color:var(--blue)}
.mainnav .links a.on{color:var(--blue);font-weight:600;box-shadow:inset 0 -2px 0 var(--blue)}
/* mega dropdown */
.mega{position:absolute;top:100%;left:0;width:240px;background:#fff;box-shadow:0 6px 20px rgba(0,0,0,.15);z-index:60;display:none}
.mainnav .all:hover .mega{display:block}
.mega a{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;font-size:13.5px;color:var(--text);border-bottom:1px solid #f2f2f2}
.mega a:hover{background:#f6f8ff;color:var(--blue)}
/* hero */
.hero{margin:16px 0}
.hero .wrap{display:grid;grid-template-columns:240px 1fr 260px;gap:16px}
.catlist{background:#fff;border-radius:8px;overflow:hidden;border:1px solid var(--line)}
.catlist h3{background:#f7f9fc;padding:11px 16px;font-size:14px;color:var(--blue-d);border-bottom:1px solid var(--line)}
.catlist a{display:flex;align-items:center;gap:9px;padding:8.4px 16px;font-size:13.5px;border-bottom:1px solid #f4f4f4}
.catlist a:last-child{border-bottom:none}
.catlist a:hover{background:#f6f8ff;color:var(--blue)}
.catlist .ic{width:20px;text-align:center}
.slider{border-radius:8px;overflow:hidden;position:relative;border:1px solid var(--line)}
.slider img{width:100%;height:420px;object-fit:cover}
.slide-cap{position:absolute;left:0;bottom:0;right:0;padding:22px 28px;background:linear-gradient(transparent,rgba(0,0,0,.55));color:#fff}
.slide-cap h2{font-size:26px;margin-bottom:6px}
.slide-cap p{font-size:14px;opacity:.92}
.dots{position:absolute;right:20px;bottom:18px;display:flex;gap:7px}
.dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer}
.dots i.on{background:#fff}
.side-cards{display:flex;flex-direction:column;gap:12px}
.scard{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px}
.scard h4{color:var(--blue-d);font-size:14.5px;margin-bottom:8px}
.scard p{font-size:12.5px;color:var(--muted);line-height:1.6}
.scard a.btn{display:inline-block;margin-top:10px;background:var(--orange);color:#fff;padding:7px 14px;border-radius:4px;font-size:12.5px}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{background:#fff;border:1px solid var(--line);border-radius:8px;text-align:center;padding:18px 8px}
.stat b{display:block;font-size:22px;color:var(--orange)}
.stat span{font-size:12px;color:var(--muted)}
/* floor */
.floor{margin-top:22px}
.floor-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;border-bottom:2px solid var(--blue);padding-bottom:8px}
.floor-h .fl{display:flex;align-items:baseline;gap:10px}
.floor-h .fl i{font-style:normal;background:var(--blue);color:#fff;font-size:13px;border-radius:4px;padding:2px 8px}
.floor-h h2{font-size:20px;color:#1c2430}
.floor-h .fl span{font-size:12px;color:#999}
.floor-h .more{font-size:13px;color:var(--blue)}
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.grid.g4{grid-template-columns:repeat(4,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:.18s;display:block}
.pcard:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(20,40,90,.10)}
.pcard .ph{aspect-ratio:1/1;background:#fff;overflow:hidden}
.pcard .ph img{width:100%;height:100%;object-fit:cover}
.pcard .pi{padding:10px 12px 12px}
.pcard .pt{font-size:13px;height:38px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;color:#333}
.pcard .pm{font-size:11.5px;color:#999;margin-top:7px}
.pcard .tag{display:inline-block;font-size:10.5px;color:#0a7d43;background:#e9f7ef;border-radius:3px;padding:1px 6px;margin-top:6px}
/* services */
.services{margin-top:26px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.svc{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;display:flex;gap:12px}
.svc .n{font-size:24px}
.svc b{display:block;font-size:14px;margin-bottom:4px}
.svc p{font-size:12px;color:var(--muted)}
/* ordering process — vertical flow chart */
.proc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
.fcol{border-radius:12px;padding:16px 14px 18px;border:1px solid}
.fcol.oem{background:#f4f8fe;border-color:#dbe6f7}
.fcol.gift{background:#f6faf1;border-color:#dfead4}
.fcol.bid{background:#fdf8ef;border-color:#f0e2cc}
.fcol h3{text-align:center;font-size:17.5px;margin:2px 0 14px;letter-spacing:.3px}
.fcol.oem h3{color:#3568c9}
.fcol.gift h3{color:#6f9335}
.fcol.bid h3{color:#c07f2e}
.fstep{position:relative;border-radius:8px;border:1px solid;padding:9px 12px 9px 42px;font-size:13px;font-weight:500;color:#3c4450;min-height:40px;display:flex;align-items:center}
.fstep .si{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:13px;font-style:normal}
.fstep.st-doc{background:#f3f3f5;border-color:#e2e2e6}
.fstep.st-doc .si{background:#e4e4e9;color:#5a6270}
.fstep.st-check{background:#fdf6d8;border-color:#efe2a4}
.fstep.st-check .si{background:#f5e08f;color:#8a6d1a}
.fstep.st-pay{background:#e6effd;border-color:#c6d7f2}
.fstep.st-pay .si{background:#c2d7f5;color:#2c5cb8}
.fstep.st-dep{background:#fdeedd;border-color:#f0d3ae}
.fstep.st-dep .si{background:#f6d5a6;color:#b06a12}
.fstep.st-factory{background:#fdeedd;border-color:#f0d3ae}
.fstep.st-factory .si{background:#f6d5a6;color:#b06a12}
.fstep.st-truck{background:#f1ecf8;border-color:#d9cdeb}
.fstep.st-truck .si{background:#dccfe8;color:#6a4a99}
.farrow{text-align:center;color:#8b95a5;font-size:13px;line-height:1.15;margin:2px 0}
.fcol .cap{font-size:11.8px;color:#8b95a5;text-align:center;margin-top:10px}
.proc-card .go{margin-top:auto;font-size:13px;color:var(--blue)}
.flow{margin-top:34px}
.flow .hd{border-left:4px solid var(--blue);padding-left:12px;margin-bottom:14px}
.flow .hd h2{font-size:19px}
.flow .hd p{font-size:12.5px;color:var(--muted)}
.timeline{background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px 26px;display:grid;grid-template-columns:repeat(2,1fr);gap:6px 26px}
.tl{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed #ececec}
.tl .num{flex:none;width:28px;height:28px;border-radius:50%;background:#eef3ff;color:var(--blue-d);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.tl b{display:block;font-size:14px}
.tl span{font-size:12.5px;color:#666}
.proc-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.proc-nav a{border:1px solid var(--line);background:#fff;border-radius:4px;padding:8px 16px;font-size:13px}
.proc-nav a:hover{border-color:var(--blue);color:var(--blue)}
/* category tiles (icon only, no products) */
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.tile{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px 10px;text-align:center}
.tile:hover{border-color:var(--blue);color:var(--blue)}
.tile .ico{font-size:28px;line-height:1}
.tile b{display:block;font-size:13px;font-weight:500;margin-top:7px}
.tile span{font-size:11.5px;color:#999}
/* breadcrumb + category page */
.crumbs{font-size:12.5px;color:#888;margin:14px 0}
.crumbs a{color:var(--blue)}
.cathead{background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px 26px;margin-bottom:16px}
.cathead h1{font-size:22px}
.cathead p{color:var(--muted);margin-top:6px;max-width:820px}
/* product detail */
.pd{display:grid;grid-template-columns:460px 1fr;gap:24px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px}
.pd-main img{width:100%;aspect-ratio:1/1;object-fit:cover;border:1px solid var(--line);border-radius:6px}
.pd-thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.pd-thumbs img{width:64px;height:64px;object-fit:cover;border:1px solid var(--line);border-radius:4px;cursor:pointer}
.pd-thumbs img.on{border-color:var(--orange)}
.pd-info h1{font-size:20px;line-height:1.4}
.pd-info .code{color:#999;font-size:12.5px;margin-top:4px}
.lead-box{background:#f6f8ff;border-left:4px solid var(--blue);border-radius:6px;padding:12px 18px;margin:16px 0;font-size:13.5px;color:#334}
.spec-rows{margin:14px 0}
.spec-rows div{display:flex;padding:9px 4px;border-bottom:1px dashed #eee;font-size:13.5px}
.spec-rows b{width:130px;color:#777;font-weight:500}
.btn-row{display:flex;gap:12px;margin-top:18px}
.btn{background:var(--orange);color:#fff;border:none;padding:12px 30px;border-radius:4px;font-size:15px;cursor:pointer}
.btn.ghost{background:#fff;color:var(--blue);border:1px solid var(--blue)}
.detail-sec{background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;margin-top:18px}
.detail-sec h2{font-size:17px;border-left:4px solid var(--blue);padding-left:10px;margin-bottom:14px}
.detail-sec .gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.detail-sec .gallery img{border-radius:6px;border:1px solid var(--line)}
.rel{margin-top:18px}
/* about/contact */
.page{background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px 34px}
.page h1{font-size:24px;margin-bottom:14px}
.page h2{font-size:17px;margin:22px 0 8px;color:var(--blue-d)}
.page p{color:#444;margin-bottom:10px;max-width:860px}
.page ul{margin:8px 0 12px 20px;color:#444}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.cinfo div{margin-bottom:14px}
.cinfo b{color:var(--blue-d)}
form.inq input,form.inq textarea{width:100%;border:1px solid var(--line);border-radius:4px;padding:10px 12px;font-size:14px;margin-bottom:10px;font-family:inherit}
form.inq textarea{height:110px;resize:vertical}
/* news */
.news-item{border-bottom:1px solid var(--line);padding:18px 4px;display:flex;gap:18px;align-items:flex-start}
.news-item .dt{background:#f0f5ff;color:var(--blue-d);border-radius:6px;text-align:center;padding:10px 12px;min-width:74px}
.news-item .dt b{display:block;font-size:20px}
.news-item h3{font-size:16px;margin-bottom:6px}
.news-item p{color:#666;font-size:13.5px}
/* search */
#searchRes{margin-top:14px}
.no-res{background:#fff;border:1px dashed var(--line);border-radius:8px;padding:34px;text-align:center;color:#888}
/* footer */
footer{background:#1c2430;color:#94a3b8;margin-top:34px}
footer .wrap{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:30px;padding:34px 16px}
footer h4{color:#fff;font-size:14px;margin-bottom:12px}
footer a{display:block;font-size:12.5px;margin-bottom:8px}
footer a:hover{color:#fff}
footer p{font-size:12.5px;line-height:1.7}
.copyr{border-top:1px solid #2c3542;text-align:center;padding:14px;font-size:12px}
@media(max-width:1080px){
 .hero .wrap{grid-template-columns:1fr}
 .catlist{display:none}
 .proc-grid{grid-template-columns:1fr}
 .tiles{grid-template-columns:repeat(3,1fr)}
 .proc-card .dsc{min-height:auto}
 .timeline{grid-template-columns:1fr}
 .grid{grid-template-columns:repeat(3,1fr)}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .pd{grid-template-columns:1fr}
 .mainnav .all{width:auto}
 footer .wrap{grid-template-columns:1fr 1fr}
 .services{grid-template-columns:repeat(2,1fr)}
 .contact-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
 .grid{grid-template-columns:repeat(2,1fr)}
 .tiles{grid-template-columns:repeat(2,1fr)}
 .site-header .wrap{flex-wrap:wrap}
 .search{order:3;max-width:none;flex-basis:100%}
 .hd-cta{display:none}
}

/* notices (contact form) */
.notice{border-radius:6px;padding:12px 16px;font-size:13.5px;margin-bottom:16px}
.notice.ok{background:#e9f7ef;border:1px solid #bfe6cd;color:#0a6b3b}
.notice.bad{background:#fdecec;border:1px solid #f3c9c9;color:#a12626}
.toplinks{display:inline-flex;align-items:center}