/* ==========================================================================
   COMPASS — Hope Co., Ltd.  |  Design system
   导航/光学产品 B2B 外贸站
   ========================================================================== */

/* ---------- tokens ---------- */
:root{
  --navy-900:#081b33;
  --navy-800:#0d2a4d;
  --navy-700:#123a6b;
  --navy-600:#1a4c86;
  --navy-500:#2563a8;
  --brass:#c8912c;
  --brass-lt:#e3ae4d;
  --brass-dk:#a97a1e;

  --ink:#15202f;
  --ink-2:#4c5c72;
  --ink-3:#8290a4;
  --line:#e4e9f1;
  --line-2:#eef2f7;
  --bg:#f6f8fb;
  --bg-2:#eef2f8;
  --white:#ffffff;

  --ok:#1f8a55;

  --r-sm:8px;
  --r:14px;
  --r-lg:22px;
  --shadow-sm:0 1px 2px rgba(13,42,77,.06), 0 1px 3px rgba(13,42,77,.05);
  --shadow:0 6px 24px rgba(13,42,77,.08), 0 2px 6px rgba(13,42,77,.05);
  --shadow-lg:0 18px 48px rgba(13,42,77,.14), 0 4px 12px rgba(13,42,77,.06);
  --maxw:1220px;
  --header-h:72px;
  --font:"Inter","Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,"Helvetica Neue",Arial,
         "PingFang SC","Microsoft YaHei",sans-serif;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.65;
  color:var(--ink);background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--navy-600);text-decoration:none;transition:color .18s}
a:hover{color:var(--brass)}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
table{border-collapse:collapse;width:100%}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section--tight{padding:56px 0}
.section--alt{background:var(--bg)}
.section--navy{background:var(--navy-800);color:#dbe6f4}
.section--navy h2,.section--navy h3{color:#fff}

.sec-head{max-width:760px;margin:0 auto 46px;text-align:center}
.sec-head--left{margin-left:0;text-align:left}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--brass);margin-bottom:12px;
}
.sec-head h2{font-size:clamp(26px,3.4vw,40px);margin-bottom:14px}
.sec-head p{color:var(--ink-2);margin:0}
.section--navy .sec-head p{color:#b9cbe4}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  padding:13px 26px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:650;line-height:1;transition:all .2s;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--brass);color:#231703;box-shadow:0 6px 18px rgba(200,145,44,.32)}
.btn-primary:hover{background:var(--brass-lt);color:#231703;transform:translateY(-1px)}
.btn-navy{background:var(--navy-700);color:#fff}
.btn-navy:hover{background:var(--navy-600);color:#fff;transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--navy-600);color:var(--navy-700)}
.btn-outline-light{border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- top bar ---------- */
.topbar{background:var(--navy-900);color:#a9bedb;font-size:13.5px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:40px}
.topbar a{color:#cfdcef}
.topbar a:hover{color:#fff}
.topbar-left{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.topbar-item{display:inline-flex;align-items:center;gap:7px}
.topbar-item svg{width:14px;height:14px;opacity:.75}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,var(--navy-700),var(--navy-900));
  display:grid;place-items:center;box-shadow:var(--shadow-sm);
}
.brand-mark svg{width:24px;height:24px}
.brand-txt strong{
  display:block;font-size:20px;font-weight:800;letter-spacing:.06em;
  color:var(--navy-800);line-height:1.1;
}
.brand-txt span{display:block;font-size:10.5px;letter-spacing:.09em;color:var(--ink-3);text-transform:uppercase}

.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;padding:10px 14px;border-radius:9px;font-size:15px;font-weight:600;
  color:var(--ink);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
}
.nav-link:hover{background:var(--bg-2);color:var(--navy-700)}
.nav-link.is-active{color:var(--navy-700)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--brass);border-radius:2px;
}
.nav-link .caret{width:9px;height:9px;opacity:.55;transition:transform .2s}
.nav-item{position:relative}
.nav-item:hover .caret{transform:rotate(180deg)}

/* mega menu */
.mega{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);
  width:min(880px,92vw);background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);padding:26px;opacity:0;visibility:hidden;transition:all .22s;
}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega::before{content:"";position:absolute;top:-11px;left:0;right:0;height:12px}
.mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px 26px}
.mega-col h4{
  font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--brass);
  margin-bottom:12px;font-weight:700;
}
.mega-col a{display:block;font-size:14.5px;color:var(--ink-2);padding:5px 0;font-weight:500}
.mega-col a:hover{color:var(--navy-700);padding-left:4px}
.mega-foot{
  margin-top:22px;padding-top:18px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.mega-foot span{font-size:13.5px;color:var(--ink-3)}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:11px;
  align-items:center;justify-content:center}
.burger span{display:block;width:18px;height:2px;background:var(--navy-800);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--navy-800)}
.burger span::before{top:-6px}.burger span::after{top:6px}

/* mobile nav */
.mobile-nav{
  position:fixed;inset:0 0 0 auto;width:min(360px,86vw);background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;padding:20px;
  box-shadow:-12px 0 40px rgba(8,27,51,.18);
}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.mobile-nav a{display:block;padding:12px 4px;font-size:16px;font-weight:600;border-bottom:1px solid var(--line-2)}
.mobile-nav .sub{padding-left:14px;font-size:14.5px;font-weight:500;color:var(--ink-2)}
.scrim{position:fixed;inset:0;background:rgba(8,27,51,.45);opacity:0;visibility:hidden;transition:.25s;z-index:80}
.scrim.open{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy-800);color:#fff;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 78% 18%,rgba(200,145,44,.20),transparent 62%),
    radial-gradient(700px 400px at 12% 88%,rgba(37,99,168,.42),transparent 65%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;
  gap:56px;align-items:center;padding-top:88px;padding-bottom:88px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  font-size:13px;font-weight:650;letter-spacing:.02em;margin-bottom:22px;color:#eaf1fb;
}
.hero-badge svg{width:14px;height:14px;flex-shrink:0}
.btn svg{width:16px;height:16px;flex-shrink:0}
.cat-count svg{width:13px;height:13px;flex-shrink:0}
.prod-cta svg{width:13px;height:13px;flex-shrink:0}
.trust-item h4 svg{width:19px;height:19px;color:var(--brass);flex-shrink:0}
.c-ico svg{width:20px;height:20px;flex-shrink:0}
.dl-ico svg{width:22px;height:22px;flex-shrink:0}
.foot-contact svg{width:15px;height:15px;margin-top:4px;color:var(--brass);flex-shrink:0}
.to-top svg{width:17px;height:17px}
.feat-list li svg{width:17px;height:17px;color:var(--ok);flex-shrink:0;margin-top:3px}
.detail-meta svg{width:15px;height:15px;flex-shrink:0}
.burger svg{width:20px;height:20px}
.hero h1{font-size:clamp(32px,4.6vw,54px);line-height:1.1;margin-bottom:20px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--brass-lt)}
.hero-lead{font-size:17.5px;color:#c3d4ea;max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero-stats b{display:block;font-size:29px;font-weight:800;color:#fff;line-height:1.1}
.hero-stats span{font-size:13px;color:#9db3d2}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;border-radius:var(--r-lg);box-shadow:0 30px 70px rgba(0,0,0,.42);
  border:1px solid rgba(255,255,255,.14);
}

/* ---------- trust strip ---------- */
.trust{background:#fff;border-bottom:1px solid var(--line-2)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.trust-item{padding:32px 26px;border-right:1px solid var(--line-2)}
.trust-item:last-child{border-right:0}
.trust-item h4{font-size:16px;margin-bottom:7px;display:flex;align-items:center;gap:9px}
.trust-item h4 svg{width:19px;height:19px;color:var(--brass)}
.trust-item p{font-size:14px;color:var(--ink-2);margin:0}

/* ---------- category cards ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cat-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;transition:all .24s;display:flex;flex-direction:column;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.cat-thumb{
  aspect-ratio:4/3;background:var(--bg);display:grid;place-items:center;padding:16px;overflow:hidden;
}
.cat-thumb img{max-height:100%;width:auto;object-fit:contain;transition:transform .35s}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-body{padding:18px 20px 22px;border-top:1px solid var(--line-2);flex:1;display:flex;flex-direction:column}
.cat-body h3{font-size:16.5px;margin-bottom:6px}
.cat-body p{font-size:13.5px;color:var(--ink-3);margin:0 0 12px}
.cat-count{
  margin-top:auto;font-size:12.5px;font-weight:700;color:var(--navy-600);
  display:inline-flex;align-items:center;gap:6px;
}
.cat-count svg{width:13px;height:13px;transition:transform .2s}
.cat-card:hover .cat-count svg{transform:translateX(3px)}

/* ---------- product grid ---------- */
.toolbar{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:28px;
  padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);
}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:13.5px;font-weight:600;color:var(--ink-2);transition:all .18s;
}
.chip:hover{border-color:var(--navy-500);color:var(--navy-700)}
.chip.is-on{background:var(--navy-700);border-color:var(--navy-700);color:#fff}
.search{margin-left:auto;position:relative}
.search input{
  width:236px;padding:10px 14px 10px 38px;border:1px solid var(--line);border-radius:999px;
  font-size:14px;font-family:inherit;color:var(--ink);outline:none;transition:.18s;
}
.search input:focus{border-color:var(--navy-500);box-shadow:0 0 0 3px rgba(37,99,168,.12);width:280px}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--ink-3)}

.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.prod-grid--wide{grid-template-columns:repeat(5,1fr)}
.prod-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  transition:all .22s;display:flex;flex-direction:column;
}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.prod-thumb{
  aspect-ratio:1/1;background:#fff;display:grid;place-items:center;padding:18px;overflow:hidden;
  border-bottom:1px solid var(--line-2);
}
.prod-thumb img{max-height:100%;width:auto;object-fit:contain;transition:transform .35s}
.prod-card:hover .prod-thumb img{transform:scale(1.07)}
.prod-body{padding:15px 17px 18px;flex:1;display:flex;flex-direction:column;gap:5px}
.prod-code{
  font-size:14.5px;font-weight:750;color:var(--navy-800);letter-spacing:.01em;
}
.prod-name{font-size:13px;color:var(--ink-3);line-height:1.5;margin:0}
.prod-tag{
  align-self:flex-start;margin-top:8px;font-size:11px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--brass-dk);background:rgba(200,145,44,.12);
  padding:3px 9px;border-radius:999px;
}
.prod-cta{
  margin-top:auto;padding-top:12px;font-size:13px;font-weight:700;color:var(--navy-600);
  display:inline-flex;align-items:center;gap:6px;
}
.prod-cta svg{width:13px;height:13px;transition:transform .2s}
.prod-card:hover .prod-cta svg{transform:translateX(3px)}
.empty{padding:70px 0;text-align:center;color:var(--ink-3);grid-column:1/-1}

/* ---------- breadcrumbs ---------- */
.crumbs{background:var(--bg);border-bottom:1px solid var(--line-2);font-size:13.5px;color:var(--ink-3)}
.crumbs .wrap{display:flex;gap:8px;align-items:center;height:46px;flex-wrap:wrap}
.crumbs a{color:var(--ink-2)}
.crumbs a:hover{color:var(--navy-600)}
.crumbs .sep{opacity:.45}

/* ---------- inner page head ---------- */
.page-head{background:var(--navy-800);color:#fff;padding:56px 0 60px;position:relative;overflow:hidden}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(700px 320px at 85% 20%,rgba(200,145,44,.18),transparent 65%);
}
.page-head .wrap{position:relative;z-index:2}
.page-head h1{font-size:clamp(26px,3.6vw,40px);margin-bottom:12px}
.page-head p{color:#c3d4ea;max-width:720px;margin:0;font-size:16.5px}
.page-head--sm{padding:40px 0 44px}

/* ---------- product detail ---------- */
.detail{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:start}
.detail-photo{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;
  display:grid;place-items:center;min-height:380px;box-shadow:var(--shadow-sm);
}
.detail-photo img{max-height:520px;width:auto;object-fit:contain}
.detail-info h1{font-size:clamp(24px,3vw,34px);margin:10px 0 14px}
.detail-info .model{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--brass-dk);background:rgba(200,145,44,.12);padding:6px 13px;border-radius:999px;
}
.detail-info .desc{color:var(--ink-2);font-size:15.5px;margin:18px 0 26px;white-space:pre-line}
.spec-table{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-bottom:26px}
.spec-table tr+tr{border-top:1px solid var(--line-2)}
.spec-table th{
  width:38%;background:var(--bg);padding:12px 16px;font-size:13.5px;color:var(--ink-2);
  font-weight:600;text-align:left;vertical-align:top;
}
.spec-table td{padding:12px 16px;font-size:14px;color:var(--ink)}
.detail-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.detail-meta{font-size:13.5px;color:var(--ink-3);display:flex;gap:20px;flex-wrap:wrap;padding-top:20px;
  border-top:1px solid var(--line-2)}

/* gallery thumbs */
.thumbs{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.thumbs img{
  width:76px;height:76px;object-fit:contain;background:#fff;border:1px solid var(--line);
  border-radius:10px;padding:6px;cursor:pointer;transition:.18s;
}
.thumbs img:hover{border-color:var(--navy-500)}
.thumbs img.is-on{border-color:var(--navy-600);box-shadow:0 0 0 3px rgba(37,99,168,.14)}

/* ---------- feature list ---------- */
.feat-list{display:grid;gap:11px;margin:0 0 26px}
.feat-list li{display:flex;gap:11px;font-size:14.5px;color:var(--ink-2);align-items:flex-start}
.feat-list li svg{width:17px;height:17px;color:var(--ok);flex-shrink:0;margin-top:3px}

/* ---------- prose (brief / how to use) ---------- */
.prose{max-width:820px;font-size:16.5px;color:var(--ink-2)}
.prose h2{font-size:clamp(22px,2.6vw,30px);color:var(--ink);margin:44px 0 16px}
.prose h3{font-size:19px;color:var(--navy-800);margin:30px 0 12px}
.prose p{margin:0 0 1.1em}
.prose ul{margin:0 0 1.2em;padding-left:0}
.prose ul li{position:relative;padding-left:24px;margin-bottom:8px}
.prose ul li::before{
  content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--brass);
}
.prose strong{color:var(--ink)}
.prose figure{margin:0 0 28px}
.prose figure img{border-radius:var(--r);border:1px solid var(--line);margin:0 auto}

/* ---------- 教程文章（How to Use / How Compasses Work） ---------- */
.tut{max-width:860px}
.tut h1.tuttitle{
  font-size:clamp(26px,3.4vw,38px);color:var(--ink);margin:0 0 6px;line-height:1.2;
}
.tut h3.sectitle{
  font-size:clamp(18px,2vw,22px);color:var(--brass-dk);margin:38px 0 14px;
  padding-bottom:8px;border-bottom:2px solid var(--line);
}
.tut h3.sectitle:first-of-type{margin-top:14px}
.tut p{margin:0 0 1.15em;line-height:1.75}
.tut ol{margin:0 0 1.2em;padding-left:22px}
.tut ol li{margin-bottom:8px;line-height:1.7}
.tut ul{margin:0 0 1.2em;padding-left:0}
.tut ul li{position:relative;padding-left:24px;margin-bottom:8px;line-height:1.7}
.tut ul li::before{
  content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brass);
}
.tut big{font-size:1.28em;font-weight:700;color:var(--navy-800)}
.tut .ingress{
  display:block;background:rgba(20,58,107,.045);border-left:4px solid var(--brass);
  padding:16px 20px;border-radius:0 var(--r) var(--r) 0;margin:0 0 26px;font-size:1.02em;
}
.tut .ingress p{margin-bottom:.8em}
.tut .ingress p:last-child{margin-bottom:0}
.tut .caution{
  display:block;background:rgba(200,60,50,.055);border-left:4px solid #c0392b;
  padding:16px 20px 4px;border-radius:0 var(--r) var(--r) 0;margin:22px 0;
}
.tut .caution p{margin-bottom:.9em}
.tut figure{margin:24px 0;text-align:center}
.tut figure img{border-radius:var(--r);border:1px solid var(--line);max-width:100%;height:auto}
.tut figcaption{font-size:13.5px;color:var(--ink-3);margin-top:9px;font-style:italic}
.tut figure.fig-left{float:left;margin:6px 26px 18px 0;max-width:46%}
.tut figure.fig-right{float:right;margin:6px 0 18px 26px;max-width:46%}
.tut figure.fig-center{margin-left:auto;margin-right:auto}
.tut .clearfix::after{content:"";display:block;clear:both}
.tut .presnext{display:block;margin-top:26px;padding-top:18px;border-top:1px solid var(--line);color:var(--ink-2)}
.tut .toc-list{margin:0;padding-left:0;list-style:none}
.tut .toc-list li{padding-left:0;margin-bottom:10px}
.tut .toc-list li::before{display:none}
.tut .toc-list a{color:var(--navy-700);text-decoration:none;font-weight:600}
.tut .toc-list a:hover{color:var(--brass-dk);text-decoration:underline}
.tut .tutnav{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:34px 0 10px;padding-top:22px;border-top:1px solid var(--line)}
.tut .tutnav .spacer{flex:1}
.tut .img-missing{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  min-width:190px;min-height:130px;padding:18px;border:2px dashed var(--line);border-radius:var(--r);
  background:rgba(20,58,107,.028);color:var(--ink-3);font-size:13px;text-align:center;
}
.tut .img-missing svg{width:26px;height:26px;opacity:.5}
.tut .img-missing code{font-size:12px;color:var(--ink-3);background:rgba(0,0,0,.045);padding:1px 6px;border-radius:5px}
@media(max-width:760px){
  .tut figure.fig-left,.tut figure.fig-right{float:none;margin:22px auto;max-width:100%}
}

/* ---------- two column ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split--media-right .split-media{order:2}
.split-media img{border-radius:var(--r-lg);box-shadow:var(--shadow-lg)}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 20px;text-align:center;
}
.stat b{display:block;font-size:28px;font-weight:800;color:var(--navy-700);line-height:1.1}
.stat span{font-size:13px;color:var(--ink-3)}

/* ---------- cta band ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy-800),var(--navy-600));color:#fff;border-radius:var(--r-lg);
  padding:52px 46px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;inset:0;
  background:radial-gradient(500px 240px at 88% 12%,rgba(200,145,44,.24),transparent 66%)}
.cta-band>*{position:relative;z-index:2}
.cta-band h3{font-size:clamp(21px,2.6vw,29px);margin-bottom:9px}
.cta-band p{margin:0;color:#c3d4ea;max-width:620px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:44px}
.c-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;
  display:flex;gap:16px;align-items:flex-start;transition:.2s}
.c-card:hover{box-shadow:var(--shadow);border-color:transparent}
.c-ico{width:44px;height:44px;border-radius:12px;background:linear-gradient(140deg,var(--navy-700),var(--navy-900));
  display:grid;place-items:center;flex-shrink:0}
.c-ico svg{width:20px;height:20px;color:var(--brass-lt)}
.c-card b{display:block;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:6px;font-weight:700}
.c-card span,.c-card a{font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.5;display:block}
.c-card a:hover{color:var(--navy-600)}

.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:38px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:650;color:var(--ink-2)}
.field label .req{color:#c0392b}
.field input,.field select,.field textarea{
  padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:14.5px;
  font-family:inherit;color:var(--ink);outline:none;transition:.18s;background:#fff;
}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--navy-500);box-shadow:0 0 0 3px rgba(37,99,168,.12);
}
.form-note{font-size:13px;color:var(--ink-3);margin-top:16px}
.form-ok{
  display:none;margin-top:18px;padding:15px 18px;border-radius:12px;font-size:14.5px;
  background:#e8f6ee;border:1px solid #bfe4cf;color:#186b43;
}
.form-ok.show{display:block}

/* ---------- catalog downloads ---------- */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;
  display:flex;gap:16px;align-items:center;transition:.2s}
.dl-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:transparent}
.dl-ico{width:46px;height:52px;border-radius:8px;background:var(--bg-2);display:grid;place-items:center;flex-shrink:0;
  border:1px solid var(--line)}
.dl-ico svg{width:22px;height:22px;color:var(--navy-600)}
.dl-card b{display:block;font-size:15.5px;color:var(--ink)}
.dl-card span{font-size:13px;color:var(--ink-3)}

/* ---------- catalogue download page ---------- */
.dl-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.dl-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;transition:.2s}
.dl-item:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:transparent}
.dl-cover{display:block;background:var(--bg-2);border-bottom:1px solid var(--line);padding:0}
.dl-cover img{display:block;width:100%;height:190px;object-fit:cover}
.dl-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.dl-body h3{margin:0;font-size:16.5px;color:var(--ink)}
.dl-body p{margin:0;font-size:13.5px;color:var(--ink-2);line-height:1.6;flex:1}
.dl-meta{font-size:12.5px;color:var(--ink-3)}
.dl-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.dl-group{font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-3);margin:0 0 18px}
.dl-group--2{margin-top:52px}

/* ---------- fishnet light page ---------- */
.ml-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.ml-series{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  text-decoration:none;display:flex;flex-direction:column;transition:.2s}
.ml-series:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:transparent}
.ml-series-thumb{display:block;height:170px;background:#fff;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;overflow:hidden;padding:10px}
.ml-series-thumb img{max-height:100%;max-width:100%;object-fit:contain}
.ml-series:hover .ml-series-thumb img{transform:scale(1.06)}
.ml-series-body{padding:16px 18px 18px}
.ml-series-body h3{margin:0 0 8px;font-size:15.5px;color:var(--ink);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ml-series-body p{margin:0 0 12px;font-size:13px;color:var(--ink-2);line-height:1.6}
.ml-tag{font-size:10.5px;font-weight:750;letter-spacing:.06em;text-transform:uppercase;color:#fff;
  background:var(--brass);border-radius:99px;padding:2px 9px;white-space:nowrap}
.tbl-scroll{overflow-x:auto;border-radius:var(--r)}
.ml-table{min-width:820px;margin-bottom:0}
.ml-table th{text-align:left;vertical-align:top}
.ml-table td{white-space:normal}
.sheet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.sheet-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;text-decoration:none;transition:.2s}
.sheet-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.sheet-card img{display:block;width:100%;height:220px;object-fit:contain;background:#fff;padding:10px}
.sheet-cap{display:block;padding:10px 14px;font-size:12.5px;color:var(--ink-3);border-top:1px solid var(--line-2)}
.sheet-cap b{color:var(--ink)}


/* ---------- footer ---------- */
.site-footer{background:var(--navy-900);color:#9fb4d2;font-size:14px;padding:64px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:46px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .brand-mark{background:rgba(255,255,255,.1)}
.foot-brand strong{font-size:19px;color:#fff;font-weight:800;letter-spacing:.05em}
.foot-about{line-height:1.75;margin-bottom:18px;color:#8fa6c6}
.site-footer h5{color:#fff;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 16px;font-weight:750}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#9fb4d2}
.site-footer a:hover{color:var(--brass-lt)}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:11px}
.foot-contact svg{width:15px;height:15px;margin-top:4px;color:var(--brass);flex-shrink:0}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7d94b4}

/* ---------- back to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--navy-700);color:#fff;border:0;display:grid;place-items:center;
  box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:.25s;z-index:70;
}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--navy-600)}
.to-top svg{width:17px;height:17px}

/* ---------- reveal ---------- */
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .cat-grid,.prod-grid,.prod-grid--wide{grid-template-columns:repeat(3,1fr)}
  .trust .wrap{grid-template-columns:repeat(2,1fr)}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid var(--line-2)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav{display:none}
  .burger{display:inline-flex}
  .mega{display:none}
}
@media (max-width:860px){
  .hero .wrap{grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:64px}
  .hero-visual{order:-1}
  .detail,.split{grid-template-columns:1fr;gap:32px}
  .split--media-right .split-media{order:0}
  .contact-grid,.form-grid,.dl-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .form-card{padding:26px}
  .cta-band{padding:36px 26px}
  .topbar .wrap{height:auto;padding-top:8px;padding-bottom:8px}
  .topbar-left{gap:14px}
}
@media (max-width:640px){
  .cat-grid,.prod-grid,.prod-grid--wide{grid-template-columns:repeat(2,1fr);gap:14px}
  .wrap{padding:0 18px}
  .hero-stats{gap:26px}
  .hero-stats b{font-size:23px}
  .trust .wrap{grid-template-columns:1fr}
  .trust-item{border-right:0;border-bottom:1px solid var(--line-2);padding:24px 0}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .stat-row{grid-template-columns:1fr 1fr}
  .search{margin-left:0;width:100%}
  .search input{width:100%}
  .search input:focus{width:100%}
  .detail-photo{padding:20px;min-height:auto}
}