/* ============================================================
   WeiQue Clamps — Design tokens & base
   ============================================================ */

:root {
  /* Palette: deep green + cream (default) */
  --bg: #F4F1E8;
  --paper: #FBF9F2;
  --surface: #FFFFFF;
  --ink: #0F1A18;
  --ink-2: #2A3431;
  --muted: #6B7572;
  --line: #D9D3C0;
  --line-2: #E8E3D2;
  --accent: #15524A;
  --accent-2: #1E6F64;
  --accent-soft: #DDE7E2;
  --hot: #C44E1A;
  --warn: #C48A1A;

  /* Density */
  --gutter: 32px;
  --row: 80px;
  --radius: 0px;
  --radius-card: 2px;

  /* Type */
  --font-display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "IBM Plex Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", ui-monospace, monospace;
}

[data-density="compact"] {
  --gutter: 20px;
  --row: 56px;
}

[data-accent="rust"] {
  --accent: #B0431A;
  --accent-2: #C44E1A;
  --accent-soft: #F4DCD0;
  --hot: #15524A;
}
[data-accent="navy"] {
  --accent: #0B3D91;
  --accent-2: #1E55B8;
  --accent-soft: #DCE4F4;
  --hot: #C44E1A;
}
[data-accent="amber"] {
  --bg: #0E1116;
  --paper: #14181F;
  --surface: #181D25;
  --ink: #F4F1E8;
  --ink-2: #C9C6BA;
  --muted: #8A8E95;
  --line: #2A2F38;
  --line-2: #21262E;
  --accent: #F2C94C;
  --accent-2: #F5D26A;
  --accent-soft: #2A2412;
  --hot: #F2C94C;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--accent); color: var(--paper); }

/* Technical grid overlay (toggleable) */
body[data-grid="on"]::before {
  content: "";
  position: fixed; inset: 0;
  background:
    linear-gradient(to right, rgba(21,82,74,.07) 1px, transparent 1px) 0 0 / 80px 100%,
    linear-gradient(to bottom, rgba(21,82,74,.07) 1px, transparent 1px) 0 0 / 100% 80px;
  pointer-events: none;
  z-index: 9998;
}

/* ============================================================
   Layout
   ============================================================ */
.wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }
.wrap-wide { max-width: 1600px; margin: 0 auto; padding: 0 var(--gutter); }

.row { display: flex; }
.col { display: flex; flex-direction: column; }
.between { justify-content: space-between; }
.center { align-items: center; }

/* ============================================================
   Type system
   ============================================================ */
.display-1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(48px, 6.4vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.025em;
  margin: 0;
}
.display-2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 4vw, 60px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0;
}
.h-1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0;
}
.h-2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.005em;
  margin: 0;
}
.h-3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.3;
  margin: 0;
}
.lede {
  font-size: 18px;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 60ch;
}
.meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.mono { font-family: var(--font-mono); font-feature-settings: "tnum"; }
.tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* Section header */
.sect-head {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  align-items: end;
  gap: 24px;
  padding: 32px 0 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}
.sect-head .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  align-self: start;
  padding-top: 8px;
}
.sect-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1;
  letter-spacing: -0.015em;
  margin: 0;
}
.sect-head .sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-align: right;
  letter-spacing: 0.04em;
}

/* ============================================================
   Buttons / links
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn--accent:hover { background: var(--ink); border-color: var(--ink); }
.btn--sm { padding: 8px 12px; font-size: 12px; }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  color: var(--ink);
}
.link-arrow:hover { color: var(--accent); border-bottom-color: var(--accent); }
.link-arrow .arrow { transition: transform .2s; }
.link-arrow:hover .arrow { transform: translateX(3px); }

/* ============================================================
   Chips & badges
   ============================================================ */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink-2);
  border-radius: 999px;
}
.chip--accent { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.chip--solid { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip--hot { background: var(--hot); border-color: var(--hot); color: #fff; }

.dot { width: 6px; height: 6px; border-radius: 999px; background: currentColor; }

/* ============================================================
   Chrome — Top bar + Nav
   ============================================================ */
.topbar {
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: 0.02em;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
}
.topbar a { color: var(--paper); opacity: .8; }
.topbar a:hover { opacity: 1; color: var(--accent); }
.topbar .sep { width: 1px; height: 14px; background: rgba(255,255,255,.18); margin: 0 16px; }
.topbar .stack { display: flex; align-items: center; gap: 16px; }

.lang-tog {
  display: inline-flex;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 11px;
}
.lang-tog button {
  padding: 3px 9px;
  background: transparent;
  color: var(--paper);
  border: none;
  letter-spacing: 0.06em;
  min-width: 24px;
}
.lang-tog button.on { background: var(--paper); color: var(--ink); }

.nav {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 40px;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 38px; height: 38px;
  background: var(--accent);
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  line-height: 1;
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 4px;
}

.navlist {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-self: center;
}
.navlist > button, .navlist > a {
  position: relative;
  padding: 12px 14px;
  background: transparent;
  border: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  color: var(--ink);
  letter-spacing: -0.005em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.navlist > button:hover, .navlist > a:hover { color: var(--accent); }
.navlist .caret { width: 8px; height: 8px; opacity: .5; }

.nav-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}
.icon-btn {
  width: 38px; height: 38px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  display: grid; place-items: center;
}
.icon-btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Mega menu */
.mega {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(15,26,24,.06);
  z-index: 49;
}
.mega-inner {
  display: grid;
  grid-template-columns: 220px 1fr 320px;
  gap: 40px;
  padding: 36px var(--gutter);
  max-width: 1440px; margin: 0 auto;
}
.mega h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin: 0 0 16px;
}
.mega-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.mega-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 10px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 14px;
}
.mega-list a:hover { color: var(--accent); padding-left: 6px; }
.mega-list a .qty {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.mega-feat {
  background: var(--bg);
  padding: 20px;
  border: 1px solid var(--line);
}
.mega-feat .pic {
  height: 140px;
  background: var(--paper);
  border: 1px solid var(--line);
  margin-bottom: 12px;
  display: grid; place-items: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: end;
  padding: 72px 0 0;
  min-height: 640px;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.hero h1 {
  margin: 0 0 28px;
  max-width: 14ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
  position: relative;
}
.hero h1 em::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: -4px;
  height: 4px;
  background: var(--accent);
  opacity: 0.18;
}
.hero p.lede { margin: 0 0 36px; max-width: 48ch; font-size: 17px; }
.hero .ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }

.hero-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  padding: 24px 0 0;
}
.hero-specs .item {
  padding-right: 24px;
}
.hero-specs .item:not(:last-child) { border-right: 1px solid var(--line-2); padding-right: 24px; }
.hero-specs .item:not(:first-child) { padding-left: 24px; }
.hero-specs .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: .12em; color: var(--muted); text-transform: uppercase; margin-bottom: 6px; }
.hero-specs .v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.015em;
}
.hero-specs .v sup { font-size: 13px; font-weight: 500; color: var(--muted); margin-left: 2px; }

/* Hero visual right side */
.hero-viz {
  position: relative;
  height: 100%;
  min-height: 560px;
  background: var(--bg);
  border-left: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero-viz .blueprint {
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(21,82,74,.06) 1px, transparent 1px) 0 0 / 40px 100%,
    linear-gradient(to bottom, rgba(21,82,74,.06) 1px, transparent 1px) 0 0 / 100% 40px;
}
.hero-viz svg { position: relative; z-index: 2; max-width: 88%; max-height: 88%; }
.hero-viz .callout-list {
  position: absolute;
  bottom: 24px; left: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  z-index: 3;
  display: grid;
  gap: 4px;
}
.hero-viz .corner-meta {
  position: absolute;
  top: 24px; right: 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: right;
  line-height: 1.5;
  z-index: 3;
}

/* Trust strip */
.trust {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.trust-inner {
  display: grid;
  grid-template-columns: auto repeat(6, 1fr);
  gap: 32px;
  align-items: center;
  padding: 22px 0;
}
.trust-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
}
.trust-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.01em;
}
.trust-mark .num { font-family: var(--font-mono); font-size: 10px; color: var(--muted); }

/* ============================================================
   Category grid
   ============================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.cat-card {
  background: var(--paper);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
  cursor: pointer;
  transition: background .15s;
  position: relative;
}
.cat-card:hover { background: var(--bg); }
.cat-card:hover .cat-arrow { transform: translateX(4px) translateY(-4px); color: var(--accent); }
.cat-card .cat-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.08em;
}
.cat-card .cat-art {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}
.cat-card .cat-art svg { width: 70%; max-height: 80%; }
.cat-card .cat-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
  position: absolute;
  bottom: 8px; left: 10px;
}
.cat-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}
.cat-arrow { transition: transform .2s, color .2s; flex-shrink: 0; }
.cat-card .cat-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
}

/* ============================================================
   Product finder
   ============================================================ */
.finder {
  background: var(--ink);
  color: var(--paper);
  position: relative;
}
.finder-inner { padding: 56px 0; }
.finder h2 { color: var(--paper); }
.finder-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(255,255,255,.14);
  margin-bottom: 32px;
}
.finder-tabs button {
  background: transparent;
  border: none;
  color: rgba(255,255,255,.7);
  padding: 14px 20px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  border-bottom: 2px solid transparent;
  position: relative;
  top: 1px;
}
.finder-tabs button.on {
  color: var(--paper);
  border-bottom-color: var(--accent);
}
.finder-tabs button:hover { color: var(--paper); }
.finder-tabs .qty {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  margin-left: 8px;
}

.finder-form {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 12px;
  align-items: end;
}
.finder-field { display: flex; flex-direction: column; gap: 6px; }
.finder-field .lbl { font-family: var(--font-mono); font-size: 10px; letter-spacing: .12em; color: rgba(255,255,255,.55); text-transform: uppercase; }
.finder-field .inp {
  background: transparent;
  border: 1px solid rgba(255,255,255,.18);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 14px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}
.finder-field .inp:hover { border-color: var(--paper); }
.finder-field .inp .ph { color: rgba(255,255,255,.4); }
.finder-form .btn { padding: 13px 22px; }

.finder-results-strip {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,.7);
}
.finder-results-strip strong { color: var(--paper); font-weight: 500; }

/* ============================================================
   Industries
   ============================================================ */
.ind-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  border: 1px solid var(--line);
}
.ind-card {
  padding: 28px 20px;
  border-right: 1px solid var(--line);
  background: var(--paper);
  cursor: pointer;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.ind-card:last-child { border-right: none; }
.ind-card:hover { background: var(--accent); color: #fff; }
.ind-card:hover .ind-num, .ind-card:hover .ind-meta { color: rgba(255,255,255,.7); }
.ind-card .ind-num { font-family: var(--font-mono); font-size: 11px; color: var(--muted); letter-spacing: .1em; }
.ind-card h4 { font-family: var(--font-display); font-weight: 700; font-size: 20px; line-height: 1.1; letter-spacing: -0.01em; margin: 60px 0 0; }
.ind-card .ind-meta { font-family: var(--font-mono); font-size: 10px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-top: 8px; }

/* ============================================================
   Why us / stats
   ============================================================ */
.stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
.stat {
  padding: 40px 28px 32px 0;
  border-right: 1px solid var(--line-2);
}
.stat:last-child { border-right: none; }
.stat:not(:first-child) { padding-left: 28px; }
.stat .num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 64px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--accent);
  font-feature-settings: "tnum";
}
.stat .num small { font-size: 28px; font-weight: 600; color: var(--ink-2); margin-left: 4px; }
.stat .lbl { margin-top: 12px; font-size: 14px; font-weight: 500; }
.stat .desc { margin-top: 4px; font-size: 12px; color: var(--muted); line-height: 1.45; max-width: 28ch; }

/* ============================================================
   About / Company brief
   ============================================================ */
.about-block {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: start;
}
.about-text { display: flex; flex-direction: column; }
.about-text p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0 0 18px;
  max-width: 60ch;
}
.about-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 16px;
  border-top: 1px solid var(--line);
}
.about-facts .item {
  padding: 18px 24px 18px 0;
  border-bottom: 1px solid var(--line-2);
}
.about-facts .item:nth-child(odd) { padding-right: 24px; }
.about-facts .item:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line-2); }
.about-facts .k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.about-facts .v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.about-facts .v small {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12px;
  color: var(--muted);
  margin-left: 6px;
  letter-spacing: 0;
}

.about-cert {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 16px;
  cursor: zoom-in;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about-cert .frame-tag {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.about-cert .frame-tag strong { color: var(--accent); font-weight: 600; }
.about-cert img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-2);
  background: #fff;
}
.about-cert .cap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  border-top: 1px solid var(--line-2);
  padding-top: 10px;
}
.about-cert:hover { border-color: var(--accent); }
.about-cert:hover .zoom-hint { color: var(--accent); }

@media (max-width: 1100px) {
  .about-block { grid-template-columns: 1fr; }
}

/* ============================================================
   Certifications (legacy — still used by modal lightbox)
   ============================================================ */
.cert-block {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 56px;
  align-items: stretch;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 40px;
}
.cert-info { display: flex; flex-direction: column; gap: 0; }
.cert-info .cert-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cert-info h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin: 0 0 28px;
  max-width: 18ch;
}
.cert-info .desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0 0 24px;
  max-width: 50ch;
}
.cert-spec {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
  margin-bottom: 24px;
}
.cert-spec > div {
  padding: 12px 0;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 12px;
}
.cert-spec .k { color: var(--muted); letter-spacing: .04em; }
.cert-spec .v { color: var(--ink); }
.cert-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cert-audit-note {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  line-height: 1.5;
  letter-spacing: .02em;
  max-width: 56ch;
}

.cert-frame {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 14px;
  cursor: zoom-in;
  align-self: stretch;
  display: flex;
  flex-direction: column;
}
.cert-frame img {
  display: block;
  width: 100%;
  height: auto;
  flex: 1;
  object-fit: contain;
  object-position: top;
  background: #fff;
  border: 1px solid var(--line-2);
}
.cert-frame .frame-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.cert-frame:hover { border-color: var(--accent); }
.cert-frame:hover .zoom-hint { color: var(--accent); }
.zoom-hint { transition: color .15s; }

/* Cert lightbox */
.cert-modal {
  position: fixed; inset: 0;
  background: rgba(15,26,24,.92);
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 32px;
  cursor: zoom-out;
}
.cert-modal img {
  max-width: 100%;
  max-height: calc(100vh - 64px);
  background: #fff;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.cert-modal .close {
  position: absolute;
  top: 20px; right: 20px;
  width: 40px; height: 40px;
  border: 1px solid rgba(255,255,255,.3);
  background: transparent;
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 16px;
  cursor: pointer;
}
.cert-modal .close:hover { background: rgba(255,255,255,.1); }
.cert-modal .meta-bar {
  position: absolute;
  top: 20px; left: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(255,255,255,.7);
  text-transform: uppercase;
}

@media (max-width: 1100px) {
  .cert-block { grid-template-columns: 1fr; padding: 24px; gap: 32px; }
  .cert-spec { grid-template-columns: 140px 1fr; }
}

/* ============================================================
   Order code decoder
   ============================================================ */
.code-strip {
  display: flex;
  align-items: stretch;
  gap: 4px;
  background: var(--ink);
  color: var(--paper);
  padding: 18px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
}
.code-seg {
  flex: 1;
  min-width: 90px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 14px;
  border-left: 1px solid rgba(255,255,255,.14);
  position: relative;
}
.code-seg:first-child { border-left: none; }
.code-seg .lbl {
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
}
.code-seg .val {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.code-seg .val.accent { color: var(--accent); }

.code-legend {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--line);
}
.code-legend .item {
  padding: 20px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.code-legend .item:nth-child(4n) { border-right: none; }
.code-legend .item:nth-child(n+5) { border-bottom: none; }
.code-legend .item .seg-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: .12em;
  margin-bottom: 8px;
}
.code-legend .item .seg-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  margin-bottom: 12px;
}
.code-legend .item .seg-vals {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-2);
  line-height: 1.5;
}
.code-legend .item .seg-vals em {
  font-style: normal;
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 1100px) {
  .code-legend { grid-template-columns: repeat(2, 1fr); }
  .code-legend .item { border-right: 1px solid var(--line) !important; border-bottom: 1px solid var(--line) !important; }
  .code-legend .item:nth-child(2n) { border-right: none !important; }
}

/* ============================================================
   News & Resources
   ============================================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  cursor: pointer;
  transition: background .15s;
}
.news-card:hover { background: var(--bg); }
.news-card .pic {
  height: 180px;
  background: var(--bg);
  border: 1px solid var(--line);
  background-image:
    repeating-linear-gradient(45deg, transparent 0 8px, rgba(21,82,74,.06) 8px 9px);
  display: grid; place-items: center;
}
.news-card .pic .pic-label {
  background: var(--paper);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  padding: 4px 8px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.news-card .tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: .12em; color: var(--accent); text-transform: uppercase; }
.news-card h4 { font-family: var(--font-display); font-weight: 600; font-size: 18px; line-height: 1.25; letter-spacing: -0.005em; margin: 0; }
.news-card .date { font-family: var(--font-mono); font-size: 11px; color: var(--muted); margin-top: auto; }

/* ============================================================
   Downloads
   ============================================================ */
.downloads {
  background: var(--bg);
  padding: 64px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.dl-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.dl-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 24px 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  position: relative;
}
.dl-card:hover { border-color: var(--accent); }
.dl-card .ic { width: 36px; height: 44px; border: 1px solid var(--ink); position: relative; }
.dl-card .ic::before { content: ""; position: absolute; top: -1px; right: -1px; width: 10px; height: 10px; background: var(--ink); clip-path: polygon(0 0, 100% 100%, 100% 0); }
.dl-card .ic::after { content: "PDF"; position: absolute; left: 0; right: 0; bottom: 6px; font-family: var(--font-mono); font-size: 8px; text-align: center; color: var(--ink); letter-spacing: .08em; }
.dl-card .name { font-family: var(--font-display); font-weight: 600; font-size: 15px; line-height: 1.25; }
.dl-card .meta { font-family: var(--font-mono); font-size: 10px; color: var(--muted); letter-spacing: .04em; }
.dl-card .arr { position: absolute; top: 20px; right: 20px; color: var(--muted); transition: color .15s, transform .15s; }
.dl-card:hover .arr { color: var(--accent); transform: translateY(2px); }

/* ============================================================
   CTA strip
   ============================================================ */
.cta-strip {
  background: var(--accent);
  color: #fff;
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 80px 100%,
    linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 100% 80px;
}
.cta-strip-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-strip h2 { color: #fff; }
.cta-strip .lede { color: rgba(255,255,255,.85); max-width: 50ch; }
.cta-strip .panel {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  padding: 28px;
}
.cta-strip .panel .row { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.14); font-size: 14px; }
.cta-strip .panel .row:first-of-type { border-top: none; }
.cta-strip .panel .row .k { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; color: rgba(255,255,255,.7); text-transform: uppercase; }
.cta-strip .panel .row .v { font-family: var(--font-mono); font-size: 14px; }
.cta-strip .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.cta-strip .btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.cta-strip .btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.cta-strip .btn--ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--ink);
  color: var(--paper);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding: 64px 0 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: rgba(255,255,255,.55);
  text-transform: uppercase;
  margin: 0 0 18px;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer ul a { font-size: 14px; opacity: .85; }
.footer ul a:hover { opacity: 1; color: var(--accent); }
.footer .brand-block { display: flex; flex-direction: column; gap: 16px; }
.footer .brand-block .brand-name { color: var(--paper); }
.footer .brand-block .blurb { font-size: 13px; color: rgba(255,255,255,.7); max-width: 32ch; line-height: 1.5; }
.footer .contact-row { font-family: var(--font-mono); font-size: 13px; color: rgba(255,255,255,.85); }
.footer .contact-row .lbl { display: block; font-size: 10px; color: rgba(255,255,255,.5); margin-bottom: 4px; letter-spacing: .08em; text-transform: uppercase; }
.footer-bottom {
  padding: 22px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: rgba(255,255,255,.5);
  display: flex; justify-content: space-between;
}

/* ============================================================
   Catalog page
   ============================================================ */
.crumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
  padding: 24px 0 16px;
  text-transform: uppercase;
}
.crumb a:hover { color: var(--accent); }
.crumb .sep { margin: 0 6px; opacity: .5; }

.cat-hero {
  padding: 24px 0 56px;
  border-bottom: 1px solid var(--line);
}
.cat-hero h1 { margin: 0 0 20px; max-width: 18ch; }
.cat-hero .blurb { font-size: 16px; color: var(--ink-2); max-width: 70ch; line-height: 1.5; margin-bottom: 28px; }
.cat-hero .summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.cat-hero .summary .item:not(:last-child) { border-right: 1px solid var(--line-2); }
.cat-hero .summary .item { padding-right: 24px; }
.cat-hero .summary .item:not(:first-child) { padding-left: 24px; }
.cat-hero .summary .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: .12em; color: var(--muted); text-transform: uppercase; margin-bottom: 6px; }
.cat-hero .summary .v { font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }

.catalog-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  padding: 40px 0 80px;
}

/* Filter panel */
.filter-block { border-bottom: 1px solid var(--line); padding: 20px 0; }
.filter-block:first-child { padding-top: 0; }
.filter-block h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
  text-transform: uppercase;
  margin: 0 0 12px;
}
.filter-list { display: grid; gap: 8px; }
.filter-list label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  cursor: pointer;
  padding: 4px 0;
}
.filter-list label:hover { color: var(--accent); }
.filter-list input { accent-color: var(--accent); width: 14px; height: 14px; }
.filter-list .ct { font-family: var(--font-mono); font-size: 11px; color: var(--muted); margin-left: auto; }

.range-row { display: flex; gap: 8px; align-items: center; }
.range-row input[type="number"] {
  width: 100%;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 0;
}
.range-row input:focus { outline: none; border-color: var(--accent); }
.range-row .dash { color: var(--muted); }

.catalog-main {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}
.catalog-count { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.catalog-count strong { color: var(--ink); font-weight: 500; }
.catalog-toolbar .right { display: flex; align-items: center; gap: 16px; }

.view-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
}
.view-toggle button {
  width: 32px; height: 32px;
  background: transparent;
  border: none;
  display: grid; place-items: center;
  color: var(--muted);
}
.view-toggle button.on { background: var(--ink); color: var(--paper); }

.select {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
}

.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.prod-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: border-color .15s;
  position: relative;
}
.prod-card:hover { border-color: var(--accent); }
.prod-card .pic {
  height: 180px;
  background: var(--bg);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}
.prod-card .pic::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(21,82,74,.05) 1px, transparent 1px) 0 0 / 20px 100%,
    linear-gradient(to bottom, rgba(21,82,74,.05) 1px, transparent 1px) 0 0 / 100% 20px;
}
.prod-card .pic svg { position: relative; z-index: 2; max-width: 80%; max-height: 80%; }
.prod-card .pn { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--accent); }
.prod-card .name { font-family: var(--font-display); font-weight: 600; font-size: 15px; line-height: 1.25; }
.prod-card .specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 12px;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.prod-card .specs .k { color: var(--muted); letter-spacing: .04em; }
.prod-card .specs .v { text-align: right; color: var(--ink); }
.prod-card .bottom {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.prod-card .price { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.prod-card .tags { display: flex; gap: 4px; position: absolute; top: 16px; right: 16px; flex-wrap: wrap; max-width: 60%; justify-content: flex-end; z-index: 3; }
.prod-card .tags .chip { background: var(--paper); }

/* Table view */
.prod-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.prod-table th, .prod-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-2);
}
.prod-table th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted);
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  font-weight: 500;
}
.prod-table tr { cursor: pointer; }
.prod-table tr:hover td { background: var(--bg); }
.prod-table td .pn { font-family: var(--font-mono); color: var(--accent); }
.prod-table td.num { font-family: var(--font-mono); text-align: right; }
.prod-table td.mini-pic { width: 60px; }
.prod-table td.mini-pic .mp { width: 48px; height: 36px; background: var(--bg); border: 1px solid var(--line); display: grid; place-items: center; }
.prod-table td.mini-pic .mp svg { width: 80%; height: 80%; }

/* Pagination */
.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  padding: 32px 0;
  margin-top: 16px;
  border-top: 1px solid var(--line);
}
.pager button {
  min-width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  padding: 0 10px;
}
.pager button.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.pager button:hover:not(.on) { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   Product detail
   ============================================================ */
.pd-body {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  padding: 24px 0 64px;
}
.pd-viz {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 32px;
  position: relative;
  min-height: 540px;
  display: flex;
  flex-direction: column;
}
.pd-viz .main {
  flex: 1;
  display: grid;
  place-items: center;
  position: relative;
}
.pd-viz .main::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(21,82,74,.05) 1px, transparent 1px) 0 0 / 24px 100%,
    linear-gradient(to bottom, rgba(21,82,74,.05) 1px, transparent 1px) 0 0 / 100% 24px;
}
.pd-viz .main svg { position: relative; z-index: 2; max-width: 80%; max-height: 80%; }
.pd-viz .corner { position: absolute; font-family: var(--font-mono); font-size: 10px; color: var(--muted); letter-spacing: .12em; text-transform: uppercase; }
.pd-viz .corner.tl { top: 16px; left: 16px; }
.pd-viz .corner.tr { top: 16px; right: 16px; text-align: right; }
.pd-viz .corner.br { bottom: 16px; right: 16px; text-align: right; }
.pd-viz .thumbs {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.pd-viz .thumb {
  width: 64px; height: 64px;
  border: 1px solid var(--line);
  background: var(--bg);
  display: grid; place-items: center;
  cursor: pointer;
}
.pd-viz .thumb.on { border-color: var(--accent); border-width: 2px; }
.pd-viz .thumb svg { width: 70%; height: 70%; }
.pd-viz .thumb .lbl { font-family: var(--font-mono); font-size: 9px; color: var(--muted); }

.pd-info .pn-strip { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.pd-info h1 { margin: 0 0 16px; max-width: 16ch; }
.pd-info .blurb { color: var(--ink-2); font-size: 15px; line-height: 1.55; margin-bottom: 28px; max-width: 56ch; }

.pd-key-spec {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border: 1px solid var(--line);
  background: var(--paper);
  margin-bottom: 28px;
}
.pd-key-spec .item { padding: 18px; border-right: 1px solid var(--line-2); }
.pd-key-spec .item:last-child { border-right: none; }
.pd-key-spec .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; margin-bottom: 6px; }
.pd-key-spec .v { font-family: var(--font-display); font-weight: 700; font-size: 19px; letter-spacing: -0.01em; }

.pd-variant {
  margin-bottom: 28px;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 20px;
}
.pd-variant .head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}
.pd-variant h4 { font-family: var(--font-display); font-weight: 700; font-size: 15px; margin: 0; }
.pd-variant .selected { font-family: var(--font-mono); font-size: 12px; color: var(--accent); }
.pd-variant .grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
}
.pd-variant button {
  padding: 10px 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  text-align: center;
}
.pd-variant button:hover { border-color: var(--accent); color: var(--accent); }
.pd-variant button.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.pd-actions { display: flex; gap: 12px; align-items: center; margin-bottom: 32px; }
.qty-stepper {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--paper);
  height: 46px;
}
.qty-stepper button {
  width: 38px;
  background: transparent;
  border: none;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 16px;
}
.qty-stepper button:hover { background: var(--bg); }
.qty-stepper input {
  width: 56px;
  border: none;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 14px;
  background: transparent;
  color: var(--ink);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}
.qty-stepper input:focus { outline: none; }

.pd-tabs { border-top: 1px solid var(--line); padding-top: 24px; }
.pd-tabs .tabs-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.pd-tabs .tabs-nav button {
  background: transparent;
  border: none;
  padding: 12px 18px 14px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  position: relative;
  top: 1px;
}
.pd-tabs .tabs-nav button.on { color: var(--ink); border-bottom-color: var(--accent); }
.pd-tabs .tabs-nav button:hover { color: var(--ink); }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.spec-table tr { border-bottom: 1px solid var(--line-2); }
.spec-table td { padding: 12px 0; }
.spec-table td:first-child { color: var(--muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: .02em; }
.spec-table td:last-child { font-family: var(--font-mono); text-align: right; color: var(--ink); }

/* Related products */
.related { padding: 56px 0 80px; border-top: 1px solid var(--line); }
.related .grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

/* ============================================================
   Section spacing
   ============================================================ */
section.block { padding: 64px 0; }
section.block-tight { padding: 48px 0; }
section.block-loose { padding: 96px 0; }

@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-viz { border-left: none; border-top: 1px solid var(--line); min-height: 420px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .ind-grid { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; border-bottom: 1px solid var(--line-2); padding: 24px 0; }
  .dl-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-body { grid-template-columns: 1fr; }
  .pd-body { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .related .grid { grid-template-columns: repeat(2, 1fr); }
  .cta-strip-inner { grid-template-columns: 1fr; }
  .navlist { display: none; }
}