/* Zongda Textiles — site styles */
:root{
  --navy:#1B2B4B; --navy-2:#24385F; --navy-ink:#0F1A30;
  --gold:#D9A441; --gold-2:#B9862A; --gold-soft:#F4E7CB;
  --paper:#F7F5F0; --card:#FFFFFF; --line:#E3DFD6; --line-2:#D2CCBF;
  --ink:#1A1F29; --ink-2:#4A5260; --ink-3:#7C8390;
  --ok:#2E6B4A; --err:#A8392C;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Cormorant Garamond",Georgia,serif;
  --sans:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --r:10px; --wrap:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--sans)}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
@media(max-width:600px){.wrap{padding:0 16px}}

/* header */
.hdr{position:sticky;top:0;z-index:20;background:rgba(247,245,240,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:28px;height:72px}
.hdr .logo img{height:42px;width:auto}
.nav{display:flex;gap:24px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;font-size:14.5px;color:var(--ink-2);letter-spacing:.01em}
.nav a:hover,.nav a.on{color:var(--navy)}
.btn{display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;text-decoration:none;font:600 14.5px/1 var(--sans);padding:13px 20px;border-radius:999px;transition:.15s}
.btn-gold{background:var(--gold);color:var(--navy-ink)}
.btn-gold:hover{background:#E4B357}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2)}
.btn-line{background:transparent;color:var(--navy);box-shadow:inset 0 0 0 1.5px var(--navy)}
.btn-line:hover{background:var(--navy);color:#fff}
.btn-ghost-light{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.45)}
.btn-ghost-light:hover{box-shadow:inset 0 0 0 1.5px #fff}
.btn-sm{padding:9px 15px;font-size:13.5px}
.menu-btn{display:none;margin-left:auto;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer}
@media(max-width:820px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:flex-start;background:var(--paper);padding:16px 16px 22px;border-bottom:1px solid var(--line);gap:16px}
  .nav.open{display:flex}
}

/* type */
.eyebrow{font:600 12px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--gold-2)}
h1,h2,h3{font-family:var(--serif);font-weight:600;color:var(--navy);margin:0;letter-spacing:-.005em}
h1{font-size:clamp(40px,6.2vw,76px);line-height:1.02}
h2{font-size:clamp(30px,3.6vw,44px);line-height:1.1}
h3{font-size:22px;line-height:1.25}
.lead{font-size:19px;color:var(--ink-2);max-width:620px}

/* hero */
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(217,164,65,.07) 0 1px,transparent 1px 22px),
  repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 22px);
  -webkit-mask-image:linear-gradient(100deg,transparent 30%,#000 75%);mask-image:linear-gradient(100deg,transparent 30%,#000 75%)}
.hero .wrap{position:relative;padding:104px 24px 112px}
.hero h1{color:#fff;max-width:880px}
.hero h1 em{font-style:italic;color:var(--gold)}
.hero .lead{color:#C6CEDD;margin:26px 0 38px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero .eyebrow{color:var(--gold);margin-bottom:26px;display:block}
@media(max-width:600px){.hero .wrap{padding:68px 16px 76px}}

/* sections */
section.s{padding:96px 0}
section.s.tight{padding:72px 0}
.s-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:52px}
.s-head p{color:var(--ink-2);margin:0;max-width:520px}
@media(max-width:820px){.s-head{grid-template-columns:1fr;gap:18px}section.s{padding:68px 0}}

/* fabric-first flow */
.flows{display:grid;gap:18px}
.flow{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;display:grid;grid-template-columns:190px 1fr;gap:24px;align-items:center}
.flow.us{border-color:var(--navy);box-shadow:0 0 0 1px var(--navy)}
.flow .who{font:600 13px/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.flow.us .who{color:var(--navy)}
.flow .who small{display:block;letter-spacing:0;text-transform:none;font-weight:400;font-size:14px;margin-top:6px;color:var(--ink-2)}
.steps{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.step{padding:10px 16px;border-radius:999px;font-size:14.5px;background:#F1EEE7;color:var(--ink-2);white-space:nowrap}
.flow.us .step{background:var(--navy);color:#fff}
.flow.us .step.first{background:var(--gold);color:var(--navy-ink);font-weight:600}
.arrow{width:34px;text-align:center;color:var(--ink-3);font-size:18px}
.flow.us .arrow{color:var(--gold-2)}
.flow .note{grid-column:2;font-size:14.5px;color:var(--ink-2);margin-top:-6px}
@media(max-width:820px){.flow{grid-template-columns:1fr;gap:14px;padding:22px 18px}.flow .note{grid-column:1}.arrow{width:24px}.step{padding:8px 12px;font-size:13.5px}}

/* range grid */
.range{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.range .col{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px}
.range .col h3{display:flex;justify-content:space-between;align-items:baseline}
.range .col h3 span{font:500 13px var(--sans);color:var(--ink-3)}
.range ul{list-style:none;padding:0;margin:18px 0 0}
.range li{display:flex;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line);font-size:15.5px}
.range li b{font-weight:500;color:var(--ink-3);font-variant-numeric:tabular-nums}
@media(max-width:820px){.range{grid-template-columns:1fr}}

/* process */
.proc{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-2)}
.proc div{padding:26px 22px 0 0}
.proc .n{font:600 13px var(--sans);color:var(--gold-2);letter-spacing:.1em}
.proc h3{margin:10px 0 8px;font-size:21px}
.proc p{margin:0;color:var(--ink-2);font-size:15px}
@media(max-width:820px){.proc{grid-template-columns:1fr 1fr;gap:10px}}
@media(max-width:480px){.proc{grid-template-columns:1fr}}

/* supplier band */
.band{background:var(--navy-ink);color:#C6CEDD}
.band .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;padding:80px 24px;align-items:center}
.band h2{color:#fff}
.band .facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.12);border-radius:var(--r);overflow:hidden}
.band .facts div{background:var(--navy-ink);padding:22px}
.band .facts b{display:block;font:600 30px/1 var(--serif);color:var(--gold);margin-bottom:8px}
.band .facts span{font-size:14px}
@media(max-width:820px){.band .wrap{grid-template-columns:1fr;padding:60px 16px}}

/* locked teaser */
.teaser{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--card)}
.teaser .grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;padding:14px;filter:blur(7px) saturate(.8);opacity:.75}
.teaser .grid div{aspect-ratio:3/4;border-radius:6px;background:linear-gradient(160deg,#E9E4D8,#D8D1C1)}
.teaser .grid div:nth-child(3n){background:linear-gradient(160deg,#CDD3DF,#AEB8CA)}
.teaser .grid div:nth-child(4n){background:linear-gradient(160deg,#EBDDBE,#D9C390)}
.teaser .over{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;background:rgba(247,245,240,.55)}
.teaser .over p{color:var(--ink-2);max-width:440px;margin:12px 0 22px}
@media(max-width:600px){.teaser .grid{grid-template-columns:repeat(3,1fr)}}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact dl{margin:0;display:grid;grid-template-columns:120px 1fr;gap:14px 18px;font-size:15.5px}
.contact dt{color:var(--ink-3)}
.contact dd{margin:0}
@media(max-width:820px){.contact{grid-template-columns:1fr}}

/* footer */
.ftr{border-top:1px solid var(--line);padding:40px 0 48px;font-size:14px;color:var(--ink-3)}
.ftr .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ftr a{color:var(--ink-2)}

/* forms */
.field{display:block;margin-bottom:16px}
.field span{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field input,.field textarea,.field select{width:100%;font:16px var(--sans);padding:13px 14px;border:1px solid var(--line-2);border-radius:8px;background:#fff;color:var(--ink)}
.field input:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:1px;border-color:var(--gold)}
.msg{font-size:14px;padding:11px 14px;border-radius:8px;margin-bottom:16px;display:none}
.msg.err{display:block;background:#F7E6E3;color:var(--err)}
.msg.ok{display:block;background:#E3F0E8;color:var(--ok)}

/* auth page */
.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth .side{background:var(--navy);color:#C6CEDD;padding:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth .side::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(217,164,65,.08) 0 1px,transparent 1px 22px);-webkit-mask-image:linear-gradient(0deg,#000,transparent 70%);mask-image:linear-gradient(0deg,#000,transparent 70%)}
.auth .side > *{position:relative}
.auth .side h1{color:#fff;font-size:clamp(36px,4vw,54px)}
.auth .side h1 em{color:var(--gold)}
.auth .main{display:flex;align-items:center;justify-content:center;padding:48px 24px}
.auth .box{width:100%;max-width:400px}
.auth .tabs{display:flex;gap:4px;background:#ECE8DF;padding:4px;border-radius:999px;margin:26px 0 28px}
.auth .tabs button{flex:1;border:0;background:none;padding:10px;border-radius:999px;font:600 14px var(--sans);color:var(--ink-2);cursor:pointer}
.auth .tabs button.on{background:#fff;color:var(--navy);box-shadow:0 1px 3px rgba(0,0,0,.08)}
@media(max-width:860px){.auth{grid-template-columns:1fr}.auth .side{padding:36px 20px;min-height:auto}.auth .side .hide-m{display:none}}

/* catalogue */
.cat-top{background:var(--navy);color:#C6CEDD}
.cat-top .wrap{padding:44px 24px 40px;display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.cat-top h1{color:#fff;font-size:clamp(32px,4vw,48px)}
.cat-top p{margin:10px 0 0;max-width:620px;font-size:15px}
.cat{display:grid;grid-template-columns:240px 1fr;gap:36px;padding:36px 0 80px}
.filters{position:sticky;top:96px;align-self:start}
.filters h4{font:600 12px var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);margin:26px 0 10px}
.filters h4:first-child{margin-top:0}
.chip{display:flex;justify-content:space-between;width:100%;text-align:left;border:0;background:none;padding:8px 10px;border-radius:7px;font:15px var(--sans);color:var(--ink-2);cursor:pointer}
.chip b{font-weight:400;color:var(--ink-3);font-variant-numeric:tabular-nums}
.chip:hover{background:#ECE8DF}
.chip.on{background:var(--navy);color:#fff}
.chip.on b{color:#C6CEDD}
.search{width:100%;font:15px var(--sans);padding:11px 14px;border:1px solid var(--line-2);border-radius:999px;background:#fff}
.bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;color:var(--ink-3);font-size:14px;gap:12px;flex-wrap:wrap}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:.15s}
.card:hover{border-color:var(--line-2);box-shadow:0 8px 24px rgba(27,43,75,.08);transform:translateY(-2px)}
.card .ph{aspect-ratio:3/4;background:#EEEAE2;position:relative;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .ph .tag{position:absolute;left:10px;top:10px;background:rgba(255,255,255,.92);font-size:11.5px;font-weight:600;letter-spacing:.06em;padding:4px 8px;border-radius:5px;color:var(--navy)}
.card .bd{padding:14px 16px 16px}
.card h3{font-size:18px}
.card .meta{font-size:13px;color:var(--ink-3);margin-top:6px;line-height:1.45}
.card .meta code{font:600 12px ui-monospace,Menlo,monospace;color:var(--ink-2)}
.empty{padding:60px;text-align:center;color:var(--ink-3)}
.mfilter{display:none}
@media(max-width:860px){
  .cat{grid-template-columns:1fr;gap:18px}
  .filters{position:static;display:none}
  .filters.open{display:block}
  .mfilter{display:inline-flex}
  .grid{grid-template-columns:repeat(2,1fr);gap:12px}
}

/* enquiry tray */
.tray{position:fixed;right:20px;bottom:20px;z-index:30;background:var(--navy);color:#fff;border-radius:14px;padding:14px 16px 14px 20px;display:none;align-items:center;gap:14px;box-shadow:0 10px 30px rgba(15,26,48,.3)}
.tray.show{display:flex}
.tray b{color:var(--gold)}
.add{border:1px solid var(--line-2);background:#fff;color:var(--navy);font:600 12.5px var(--sans);padding:7px 11px;border-radius:999px;cursor:pointer;margin-top:12px}
.add.in{background:var(--gold-soft);border-color:var(--gold)}

/* product */
.pd{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;padding:40px 0 90px}
.gal .main{aspect-ratio:4/5;background:#EEEAE2;border-radius:var(--r);overflow:hidden}
.gal .main img{width:100%;height:100%;object-fit:contain;background:#fff}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:8px;margin-top:10px}
.thumbs button{padding:0;border:2px solid transparent;border-radius:7px;overflow:hidden;aspect-ratio:1;cursor:pointer;background:#EEEAE2}
.thumbs button.on{border-color:var(--gold)}
.thumbs img{width:100%;height:100%;object-fit:cover}
.crumb{font-size:13.5px;color:var(--ink-3);padding-top:28px}
.crumb a{color:var(--ink-2);text-decoration:none}
.spec{width:100%;border-collapse:collapse;margin:26px 0 30px;font-size:15px}
.spec th,.spec td{text-align:left;padding:12px 0;border-top:1px solid var(--line);vertical-align:top}
.spec th{width:150px;font-weight:500;color:var(--ink-3)}
.src{font-size:13px;color:var(--ink-3);margin-top:26px;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:860px){.pd{grid-template-columns:1fr;gap:28px;padding-top:20px}}
.team{display:grid;gap:12px}.team b{font-weight:600;color:var(--navy)}.team a{color:var(--ink-2)}
[hidden]{display:none!important}