/* CATO Intermediates - stylesheet */
:root{
  --brand:#0d3b66;
  --brand-2:#155e8c;
  --accent:#00a99d;
  --accent-2:#00877e;
  --ink:#0f1e28;
  --muted:#5d7385;
  --line:#e2eaf0;
  --soft:#f5f9fb;
  --white:#fff;
  --radius:6px;
  --shadow:0 1px 2px rgba(13,59,102,.06),0 6px 18px rgba(13,59,102,.06);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15.5px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none}
a:hover{color:var(--accent-2);text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;color:var(--brand);margin:0 0 .5em}
h1{font-size:32px;letter-spacing:-.4px;font-weight:700}
h2{font-size:22px;letter-spacing:-.2px;margin-top:1.8em}
h3{font-size:16.5px}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.mono{font-family:var(--mono);font-size:.94em}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr::before{content:"";display:block;height:3px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.hdr-in{display:flex;align-items:center;gap:26px;height:64px}
.logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.logo:hover{text-decoration:none}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:700;font-size:17px}
.logo-mark.sm{width:22px;height:22px;font-size:12px;border-radius:4px}
.logo-txt{display:flex;flex-direction:column;line-height:1.05}
.logo-txt b{font-size:16px;letter-spacing:.5px;color:var(--brand)}
.logo-txt i{font-style:normal;font-size:10.5px;letter-spacing:2.1px;text-transform:uppercase;color:var(--muted)}
.nav{display:flex;gap:20px;flex:1 1 auto}
.nav a{color:#33475b;font-size:14.5px;font-weight:500}
.nav a:hover{color:var(--brand-2);text-decoration:none}
.hsearch{display:flex;align-items:center;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--soft)}
.hsearch input{border:0;background:transparent;padding:8px 10px;font-size:13.5px;width:186px;outline:0;color:var(--ink)}
.hsearch button{border:0;background:transparent;color:var(--muted);padding:8px 10px;cursor:pointer;font-size:14px}

/* ---------- hero ---------- */
.hero{background:radial-gradient(1100px 420px at 15% -10%,#17557f 0%,transparent 60%),linear-gradient(160deg,#0b3054 0%,#0d3b66 45%,#0f4a70 100%);color:#e8f1f7;padding:62px 0 54px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);background-size:22px 22px;pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero-kicker{display:inline-block;font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;color:#7fdbc9;border:1px solid rgba(127,219,201,.34);padding:5px 11px;border-radius:100px;margin-bottom:18px}
.hero h1{color:#fff;font-size:38px;letter-spacing:-.8px;margin-bottom:14px}
.hero-sub{color:#b9cdda;font-size:16px;max-width:660px;margin-bottom:26px}
.hero-search{display:flex;max-width:660px;background:#fff;border-radius:8px;padding:5px;box-shadow:0 10px 30px rgba(0,0,0,.22)}
.hero-search input{flex:1;border:0;padding:13px 15px;font-size:15px;outline:0;border-radius:5px;color:var(--ink)}
.hero-search button{border:0;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:600;font-size:14.5px;padding:0 26px;border-radius:5px;cursor:pointer}
.hero-search button:hover{filter:brightness(1.06)}
.hero-hint{margin-top:14px;font-size:13px;color:#8fa9ba}
.hero-hint a{color:#9fd8cf}

/* ---------- stats ---------- */
.stats{background:var(--soft);border-bottom:1px solid var(--line)}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:22px 22px}
.stats-in div{display:flex;flex-direction:column;align-items:center;gap:1px;border-right:1px solid var(--line)}
.stats-in div:last-child{border:0}
.stats-in b{font-size:23px;color:var(--brand);letter-spacing:-.5px}
.stats-in span{font-size:12.5px;color:var(--muted)}

/* ---------- blocks ---------- */
.blk{padding:44px 0 8px}
.sub{color:var(--muted);margin-top:-.35em;margin-bottom:1.5em;font-size:14.5px}
.more{margin-top:26px}

/* ---------- category grid ---------- */
.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:12px}
.ccard{display:flex;flex-direction:column;gap:3px;padding:15px 17px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;transition:.16s;color:var(--ink)}
.ccard:hover{border-color:#bcd4e4;box-shadow:var(--shadow);text-decoration:none;transform:translateY(-1px)}
.ccard b{font-size:14.5px;color:var(--brand);font-weight:600}
.ccard span{font-size:12.5px;color:var(--muted)}

/* ---------- product grid ---------- */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(248px,1fr));gap:12px}
.pgrid.small{grid-template-columns:repeat(auto-fill,minmax(215px,1fr))}
.pcard{display:flex;flex-direction:column;gap:2px;padding:13px 15px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;transition:.16s;color:var(--ink);min-height:96px}
.pcard:hover{border-color:#bcd4e4;box-shadow:var(--shadow);text-decoration:none;transform:translateY(-1px)}
.pcard-cas{font-family:var(--mono);font-size:11.5px;color:var(--accent-2);letter-spacing:.3px}
.pcard-name{font-size:14px;font-weight:600;color:var(--brand);line-height:1.35;word-break:break-word}
.pcard-cn{font-size:12.5px;color:var(--muted);line-height:1.4}
.pcard-f{font-family:var(--mono);font-size:11.5px;color:#8a9aa8;margin-top:auto;padding-top:5px}

/* ---------- breadcrumb ---------- */
.crumb{font-size:13px;color:var(--muted);padding:16px 0 2px;line-height:1.5}
.crumb .sep{color:#b9c7d2;margin:0 2px}
.crumb a{color:var(--muted)}

/* ---------- product page ---------- */
.prod{padding-bottom:10px}
.prod-head{padding:6px 0 20px;border-bottom:1px solid var(--line);margin-bottom:26px}
.prod-head h1{font-size:29px;margin-bottom:6px;word-break:break-word}
.prod-sub{color:var(--muted);font-size:14.5px}
.prod-sub b{color:var(--ink);font-size:15.5px}
.prod-grid{display:grid;grid-template-columns:296px 1fr;gap:38px;align-items:start}
.prod-aside{position:sticky;top:86px}
.struct-box{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:14px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;min-height:230px}
.struct-box img{max-height:250px;width:auto}
.struct-fb{font-size:12.5px;color:var(--muted);text-align:center;padding:20px 10px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:var(--radius);
  font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:.15s;line-height:1.3}
.btn:hover{text-decoration:none}
.btn.full{width:100%;margin-bottom:8px}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.btn-primary:hover{filter:brightness(1.07);color:#fff}
.btn-ghost{background:#fff;border-color:#cfdde7;color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand-2);background:var(--soft);color:var(--brand)}
.btn-light{background:#fff;color:var(--brand);font-weight:700}
.btn-light:hover{background:#f0f7fa;color:var(--brand)}
.aside-note{font-size:12.5px;color:var(--muted);line-height:1.55;margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}
.prod-main .lead{font-size:15.5px;color:#2e4356;line-height:1.72}
table.spec{width:100%;border-collapse:collapse;font-size:14px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.spec th,table.spec td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.spec tr:last-child th,table.spec tr:last-child td{border-bottom:0}
table.spec th{background:var(--soft);font-weight:600;color:#33475b;width:38%;font-size:13.5px}
table.spec tr:hover td{background:#fbfdfe}
code.smi{display:block;font-family:var(--mono);font-size:12.5px;line-height:1.6;word-break:break-all;color:#28425a;background:#f7fafc;padding:8px 10px;border-radius:4px}
.ticks{list-style:none;padding:0;margin:0 0 1em}
.ticks li{padding-left:22px;position:relative;margin-bottom:7px;font-size:14.5px;color:#33475b}
.ticks li::before{content:"";position:absolute;left:4px;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--accent)}

/* ---------- cta band ---------- */
.cta-band{background:linear-gradient(120deg,#0b3054,#155e8c);color:#e8f1f7;margin-top:46px;padding:38px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-in h2{color:#fff;margin:0 0 6px;font-size:20px}
.cta-in p{color:#b9cdda;margin:0;font-size:14.5px}

/* ---------- why ---------- */
.why{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:42px 0;margin-top:44px}
.why h2{margin-top:0}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:20px;margin-top:8px}
.why-grid h3{font-size:15px;margin-bottom:6px;color:var(--brand)}
.why-grid p{font-size:14px;color:#4a6072;margin:0;line-height:1.62}

/* ---------- faq ---------- */
.faq{max-width:800px}
.faq details{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:9px;background:#fff}
.faq summary{padding:13px 16px;cursor:pointer;font-weight:600;font-size:14.5px;color:var(--brand);list-style:none;position:relative;padding-right:38px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:16px;top:11px;color:var(--accent);font-size:18px;font-weight:400}
.faq details[open] summary::after{content:"\2013"}
.faq p{margin:0;padding:0 16px 15px;font-size:14.5px;color:#3d5566;line-height:1.68}

/* ---------- category page ---------- */
.catpage{padding-bottom:20px}
.catmeta{font-size:13px;color:var(--muted);margin:-.4em 0 20px}
.catfoot{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.catfoot p{margin:0;max-width:560px;color:#4a6072;font-size:14.5px}
.catfoot .btn{margin-left:8px}
.clist{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px;margin-top:6px}
.crow{display:flex;justify-content:space-between;align-items:center;padding:11px 15px;border:1px solid var(--line);
  border-radius:var(--radius);color:var(--brand);font-size:14px;transition:.15s}
.crow:hover{border-color:#bcd4e4;background:var(--soft);text-decoration:none}
.crow .cc{font-family:var(--mono);font-size:12px;color:var(--muted)}

/* ---------- search ---------- */
.searchpage{padding-bottom:40px;min-height:52vh}
.searchbox{display:flex;max-width:660px;margin:0 0 12px;border:1px solid #cfdde7;border-radius:8px;overflow:hidden;background:#fff}
.searchbox input{flex:1;border:0;padding:13px 16px;font-size:15px;outline:0}
.searchbox button{border:0;background:var(--brand);color:#fff;font-weight:600;padding:0 26px;cursor:pointer}
.searchhint{font-size:13px;color:var(--muted);margin-bottom:22px}
.reslist{display:flex;flex-direction:column;gap:1px;border-top:1px solid var(--line)}
.res{display:grid;grid-template-columns:150px 1fr 130px;gap:14px;align-items:center;padding:12px 6px;border-bottom:1px solid var(--line);color:var(--ink);transition:.12s}
.res:hover{background:var(--soft);text-decoration:none}
.res .rc{font-family:var(--mono);font-size:13px;color:var(--accent-2)}
.res .rn{font-size:14.5px;font-weight:600;color:var(--brand);word-break:break-word}
.res .rcn{font-size:12.5px;color:var(--muted);text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pager{display:flex;gap:6px;margin-top:24px;flex-wrap:wrap}
.pager button{border:1px solid var(--line);background:#fff;padding:7px 13px;border-radius:4px;cursor:pointer;font-size:13.5px;color:var(--brand)}
.pager button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.pager button:hover:not(.on){background:var(--soft)}
.nores{padding:36px 0;color:var(--muted)}
.suggest{margin-top:10px}
.suggest a{display:inline-block;margin:0 6px 6px 0;padding:5px 11px;border:1px solid var(--line);border-radius:100px;font-size:13px}

/* ---------- about / contact ---------- */
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start;margin-top:8px}
.about h2,.contact h2{font-size:18px}
.enquiry{display:flex;flex-direction:column;gap:12px;max-width:460px}
.enquiry label{display:flex;flex-direction:column;gap:5px;font-size:13.5px;font-weight:600;color:#33475b}
.enquiry input,.enquiry textarea{border:1px solid #cfdde7;border-radius:5px;padding:9px 11px;font-size:14.5px;font-family:inherit;outline:0}
.enquiry input:focus,.enquiry textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(21,94,140,.09)}
.enquiry button{margin-top:4px;align-self:flex-start}
.formnote{font-size:12.5px;color:var(--muted);margin-top:12px}

/* ---------- footer ---------- */
.ftr{background:#0b2a44;color:#a7bccb;margin-top:0;padding:44px 0 0;font-size:13.5px}
.ftr-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:32px}
.ftr h4{color:#fff;font-size:13px;letter-spacing:1.2px;text-transform:uppercase;margin-bottom:12px}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin-bottom:7px}
.ftr a{color:#a7bccb}
.ftr a:hover{color:#7fdbc9;text-decoration:none}
.ftr-brand{display:flex;align-items:center;gap:8px;color:#fff;font-size:15px;margin-bottom:12px}
.ftr-txt{line-height:1.6;margin-bottom:10px;font-size:13px}
.ftr-bot{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#7f96a8}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .hdr-in{height:auto;flex-wrap:wrap;padding:10px 0;gap:12px}
  .nav{order:3;width:100%;justify-content:flex-start;gap:16px;overflow-x:auto}
  .hsearch{margin-left:auto}
  .hero h1{font-size:27px}
  .prod-grid{grid-template-columns:1fr;gap:24px}
  .prod-aside{position:static}
  .cols2{grid-template-columns:1fr;gap:26px}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:24px}
  .stats-in{grid-template-columns:1fr 1fr;gap:16px}
  .stats-in div:nth-child(2){border:0}
  .res{grid-template-columns:1fr;gap:2px}
  .res .rcn{text-align:left}
  h1{font-size:26px}
  .prod-head h1{font-size:23px}
}
@media(max-width:560px){
  .stats-in b{font-size:19px}
  .cta-in{flex-direction:column;align-items:flex-start}
  .ftr-grid{grid-template-columns:1fr}
}

/* ---------- lightbox (non-featured product detail) ---------- */
.lb-bg{position:fixed;inset:0;background:rgba(10,30,48,.55);backdrop-filter:blur(3px);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:20px}
.lb{background:#fff;border-radius:8px;max-width:560px;width:100%;padding:26px 28px 28px;position:relative;
  box-shadow:0 24px 60px rgba(0,0,0,.3);max-height:86vh;overflow:auto}
.lb h3{margin:4px 0 6px;font-size:19px;color:var(--brand);word-break:break-word}
.lb-x{position:absolute;right:14px;top:10px;border:0;background:transparent;font-size:26px;line-height:1;
  color:#9fb2c1;cursor:pointer;padding:4px 8px}
.lb-x:hover{color:var(--brand)}
.lb-cas{font-family:var(--mono);font-size:12.5px;color:var(--accent-2);letter-spacing:.4px}
.lb-cn{color:var(--muted);font-size:13.5px;margin-bottom:14px}
.lb-lbl{font-size:11px;letter-spacing:1.1px;text-transform:uppercase;color:#8a9aa8;margin:16px 0 5px;font-weight:600}
.lb p{font-size:14px;color:#3d5566;margin:0 0 16px}