/* DQin — Foshan Dingqin Import & Export Co., Ltd */
:root{
  --blue:#29A8E0;
  --blue-dark:#1877A8;
  --blue-deep:#0E5375;
  --blue-bg:#EAF7FD;
  --ink:#17242C;
  --ink-2:#4A5A64;
  --ink-3:#7B8A93;
  --line:#E3EBEF;
  --bg:#FFFFFF;
  --bg-soft:#F6FAFC;
  --radius:14px;
  --maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue-dark);text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.topbar{background:var(--blue-deep);color:#CDEAF7;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:7px;padding-bottom:7px}
.topbar a{color:#fff}
.topbar span.sep{opacity:.5;margin:0 8px}
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:84px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:56px;width:auto}
.brand .name{font-size:12px;color:var(--ink-3);line-height:1.35;max-width:210px}
nav.main{display:flex;align-items:center;gap:26px}
nav.main a{color:var(--ink-2);font-weight:600;font-size:15px;padding:6px 2px;border-bottom:2px solid transparent}
nav.main a:hover,nav.main a.active{color:var(--blue-dark);border-bottom-color:var(--blue)}
.lang{display:flex;border:1px solid var(--line);border-radius:20px;overflow:hidden;font-size:13px}
.lang button{border:0;background:transparent;padding:6px 14px;cursor:pointer;color:var(--ink-3);font-weight:600;font-family:inherit}
.lang button.on{background:var(--blue);color:#fff}
.btn{display:inline-block;background:var(--blue);color:#fff;font-weight:700;padding:13px 26px;border-radius:10px;border:0;cursor:pointer;font-size:15px;transition:.15s}
.btn:hover{background:var(--blue-dark)}
.btn.ghost{background:transparent;color:var(--blue-dark);border:1.5px solid var(--blue)}
.btn.ghost:hover{background:var(--blue-bg)}
.btn.sm{padding:9px 18px;font-size:14px}
.navtoggle{display:none;background:none;border:0;font-size:26px;color:var(--ink);cursor:pointer;line-height:1}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,#0E5375 0%,#1877A8 55%,#29A8E0 100%);color:#fff;padding:84px 0 96px;position:relative;overflow:hidden}
.hero .wrap{position:relative;z-index:2}
.hero .eyebrow{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:5px 14px;border-radius:20px;font-size:13px;letter-spacing:.06em;margin-bottom:20px}
.hero h1{font-size:42px;line-height:1.2;font-weight:800;max-width:660px;letter-spacing:-.01em}
.hero p.lead{margin:20px 0 30px;font-size:18px;max-width:600px;color:#DFF3FC}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero .btn{background:#fff;color:var(--blue-deep)}
.hero .btn:hover{background:#EAF7FD}
.hero .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.hero .btn.ghost:hover{background:rgba(255,255,255,.12)}
.trust{display:flex;gap:34px;flex-wrap:wrap;margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.2)}
.trust b{display:block;font-size:26px;font-weight:800}
.trust span{font-size:13px;color:#CDEAF7}

/* ---------- Sections ---------- */
section{padding:76px 0}
section.soft{background:var(--bg-soft)}
.kicker{color:var(--blue-dark);font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase}
h2.title{font-size:32px;font-weight:800;margin:8px 0 12px;letter-spacing:-.01em}
p.sub{color:var(--ink-2);max-width:640px;margin-bottom:36px}
.center{text-align:center}
.center p.sub{margin-left:auto;margin-right:auto}

.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.18s}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(14,83,117,.09);border-color:#CBE7F5}
.card h3{font-size:19px;margin:16px 0 8px;font-weight:700}
.card p{color:var(--ink-2);font-size:15px}
.card .more{display:inline-block;margin-top:14px;font-weight:700;font-size:14px}
.ico{width:58px;height:58px;border-radius:14px;background:var(--blue-bg);display:flex;align-items:center;justify-content:center}
.ico svg{width:30px;height:30px;stroke:var(--blue-dark);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* product media placeholder */
.pmedia{border-radius:10px;background:linear-gradient(150deg,#EAF7FD,#D3EDF9);height:170px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}
.pmedia svg{width:64px;height:64px;stroke:var(--blue-dark);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tag{display:inline-block;background:var(--blue-bg);color:var(--blue-deep);font-size:12px;font-weight:700;padding:3px 10px;border-radius:12px;margin:3px 4px 0 0}

/* featured product cards */
.pcard{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:.18s}
.pcard:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(14,83,117,.09);border-color:#CBE7F5}
.pcard>img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}
.pcard .pbody{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.pcard .model{font-size:12.5px;font-weight:800;color:var(--blue-dark);letter-spacing:.08em}
.pcard h3{font-size:17.5px;margin:4px 0 8px;font-weight:700;line-height:1.35}
.pcard ul{margin:0 0 16px;padding-left:18px;color:var(--ink-2);font-size:14px}
.pcard ul li{margin:3px 0}
.pcard .more{margin-top:auto;font-weight:700;font-size:14px}

/* feature list */
.feat{display:flex;gap:16px;align-items:flex-start}
.feat .fi{flex:none;width:44px;height:44px;border-radius:11px;background:var(--blue-bg);display:flex;align-items:center;justify-content:center}
.feat .fi svg{width:22px;height:22px;stroke:var(--blue-dark);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feat h4{font-size:16px;margin-bottom:3px}
.feat p{color:var(--ink-2);font-size:14.5px}

/* split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.split .panel{background:linear-gradient(160deg,#0E5375,#29A8E0);border-radius:18px;padding:36px;color:#fff}
.split .panel h3{font-size:22px;margin-bottom:16px}
.split .panel li{margin:10px 0 10px 18px;color:#DFF3FC;font-size:15px}

/* certs strip */
.certs{display:flex;gap:14px;flex-wrap:wrap}
.cert{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 22px;font-weight:800;font-size:15px;color:var(--blue-deep);display:flex;align-items:center;gap:10px}
.cert small{display:block;font-weight:500;font-size:12px;color:var(--ink-3)}

/* CTA band */
.band{background:var(--ink);color:#fff;border-radius:20px;padding:44px 46px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.band h3{font-size:24px;font-weight:800}
.band p{color:#B9C6CD;margin-top:6px}

/* forms */
form.inq{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fg{margin-bottom:16px}
.fg label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px;color:var(--ink-2)}
.fg input,.fg select,.fg textarea{width:100%;border:1px solid #CBD9E1;border-radius:9px;padding:11px 13px;font:inherit;font-size:15px;color:var(--ink);background:#fff}
.fg input:focus,.fg select:focus,.fg textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.fg textarea{min-height:120px;resize:vertical}
.formnote{font-size:13px;color:var(--ink-3);margin-top:10px}

/* contact info list */
.clist{list-style:none}
.clist li{display:flex;gap:14px;margin:18px 0;align-items:flex-start}
.clist .ci{flex:none;width:40px;height:40px;border-radius:10px;background:var(--blue-bg);display:flex;align-items:center;justify-content:center}
.clist .ci svg{width:19px;height:19px;stroke:var(--blue-dark);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.clist b{display:block;font-size:14px}
.clist span{color:var(--ink-2);font-size:15px}

/* footer */
footer.site{background:#0E1C24;color:#9FB3BC;padding:56px 0 28px;font-size:14.5px}
footer.site h4{color:#fff;font-size:15px;margin-bottom:14px}
footer.site a{color:#CDE3EE}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
footer.site .brand img{height:46px}
footer.site .brand .name{color:#8AA0AA}
.fbot{border-top:1px solid #1E333E;margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#6E838D}

/* WhatsApp float */
.wa{position:fixed;right:22px;bottom:22px;z-index:80;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(0,0,0,.22)}
.wa svg{width:30px;height:30px;fill:#fff}

/* page head */
.pagehead{background:linear-gradient(150deg,#0E5375,#29A8E0);color:#fff;padding:58px 0}
.pagehead h1{font-size:34px;font-weight:800}
.pagehead p{color:#DFF3FC;margin-top:8px;max-width:620px}

/* product gallery thumbs */
.pcard .thumbs{display:flex;gap:7px;margin:0 0 14px}
.pcard .thumbs img{width:54px;height:54px;object-fit:cover;border-radius:8px;cursor:pointer;border:1.5px solid var(--line);transition:.15s}
.pcard .thumbs img:hover{border-color:var(--blue)}

/* category chips */
.catnav{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.catnav a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-size:14.5px;font-weight:600;color:var(--ink-2)}
.catnav a:hover{border-color:var(--blue);color:var(--blue-dark);background:var(--blue-bg)}

/* section head with carousel controls */
.sechead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px}
.cbtns{display:flex;gap:8px}
.cbtn{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:20px;line-height:1;color:var(--blue-dark);display:flex;align-items:center;justify-content:center;font-family:inherit}
.cbtn:hover{background:var(--blue-bg);border-color:var(--blue)}

/* hot product carousel */
.carousel{overflow:hidden}
.ctrack{display:flex;gap:20px;transition:transform .55s cubic-bezier(.4,0,.2,1)}
.cslide{flex:0 0 calc((100% - 40px)/3);background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.cslide img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#F4F9FC;padding:14px;display:block}
.cslide .cbody{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.cslide .model{font-size:12px;font-weight:800;color:var(--blue-dark);letter-spacing:.08em}
.cslide h3{font-size:16.5px;margin:4px 0 6px;line-height:1.35}
.cslide p{font-size:13.5px;color:var(--ink-2);margin-bottom:12px}
.cslide .more{margin-top:auto;font-weight:700;font-size:14px}

/* product wall */
.filters{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin:22px 0 28px}
.fbtn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer;color:var(--ink-2);font-family:inherit}
.fbtn.on{background:var(--blue);border-color:var(--blue);color:#fff}
.pwall .pcard>img{aspect-ratio:4/3;object-fit:contain;background:#F4F9FC;padding:12px}
.pwall .pcard h3{font-size:15.5px}
.pwall .pcard .pbody{padding:16px 18px 18px}
.pwall .pcard ul{font-size:13.5px;padding-left:16px}

/* company strip */
.statbox{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.stat b{display:block;font-size:21px;color:var(--blue-dark);font-weight:800;line-height:1.2}
.stat span{font-size:13.5px;color:var(--ink-2)}

/* inquiry form status */
.formstatus{display:none;margin:14px 0 0;padding:12px 15px;border-radius:10px;font-size:14px;font-weight:600;line-height:1.5}
.formstatus.ok{display:block;background:#E9F8F0;color:#0B7A44;border:1px solid #B7E6CD}
.formstatus.err{display:block;background:#FDEDED;color:#B42318;border:1px solid #F3C4C2}
.formstatus.wait{display:block;background:#EEF6FB;color:#1B5E86;border:1px solid #C7E2F2}
form.inq button[type=submit][disabled]{opacity:.6;cursor:progress}

/* responsive */
@media(max-width:920px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .cslide{flex:0 0 calc((100% - 20px)/2)}
  .split{grid-template-columns:1fr;gap:30px}
  .fgrid{grid-template-columns:1fr 1fr}
  nav.main{position:fixed;inset:84px 0 auto 0;background:#fff;flex-direction:column;align-items:flex-start;padding:18px 24px 26px;gap:16px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:.25s;box-shadow:0 12px 24px rgba(0,0,0,.08)}
  nav.main.open{transform:translateY(0)}
  .navtoggle{display:block}
  .brand .name{display:none}
}
@media(max-width:600px){
  .g2,.g3,.g4,.frow{grid-template-columns:1fr}
  .cslide{flex:0 0 100%}
  .statbox{grid-template-columns:1fr}
  .hero h1{font-size:31px}
  .hero{padding:62px 0 70px}
  h2.title{font-size:26px}
  .band{padding:32px 26px}
  .topbar .wrap{justify-content:center;text-align:center}
  .topbar span.hide-s{display:none}
  .fgrid{grid-template-columns:1fr}
}