/* ============ FONTS ============ */
@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@600;700;800;900&family=Be+Vietnam+Pro:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* ============ TOKENS ============ */
:root{
  --bg:#FBFCFE;
  --bg-section:#EEF1F6;
  --surface:#FFFFFF;
  --surface-2:#F2F5F9;
  --border:#DCE4EC;
  --text:#101826;
  --text-muted:#55697C;
  --accent-text:#8A6A22;

  --brand-navy:#13294B;
  --brand-navy-deep:#2D6B90;
  --chip-ink:#132342;
  --brand-gold:#C89B3C;
  --brand-amber:#F5B800;
  --on-brand:#EAF0F7;
  --on-brand-muted:#D6E4EE;
  --on-amber:#241A02;

  --shadow: 0 18px 40px -22px rgba(14,30,56,.35);
  --radius-note: 2px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0A1220;
    --bg-section:#0E1A2C;
    --surface:#101D33;
    --surface-2:#0E1A2E;
    --border:#233A54;
    --text:#E8EEF5;
    --text-muted:#8FA3B8;
    --accent-text:#DCB463;
    --shadow: 0 18px 46px -20px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"]{
  --bg:#0A1220;
  --bg-section:#0E1A2C;
  --surface:#101D33;
  --surface-2:#0E1A2E;
  --border:#233A54;
  --text:#E8EEF5;
  --text-muted:#8FA3B8;
  --accent-text:#DCB463;
  --shadow: 0 18px 46px -20px rgba(0,0,0,.6);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
::selection{ background:var(--brand-gold); color:#1a1204; }

a{color:inherit;}
img{max-width:100%; display:block;}

h1,h2,h3{
  font-family:'Big Shoulders Display', 'Arial Narrow', sans-serif;
  text-transform:uppercase;
  letter-spacing:.01em;
  text-wrap:balance;
  margin:0;
  color:var(--text);
  font-weight:800;
}

.en{
  font-style:italic;
  font-weight:400;
  text-transform:none;
  letter-spacing:0;
  color:var(--text-muted);
}

.eyebrow{
  font-family:'IBM Plex Mono', ui-monospace, monospace;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent-text);
  display:flex;
  align-items:center;
  gap:.6em;
}
.eyebrow::before{
  content:"";
  width:22px; height:2px;
  background:var(--brand-gold);
  display:inline-block;
}

.wrap{
  max-width:1180px;
  margin:0 auto;
  padding:0 clamp(1.25rem, 4vw, 3rem);
}

section{ padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
section.tight{ padding: clamp(2.2rem, 5vw, 3.5rem) 0; }

.lede{
  max-width:62ch;
  color:var(--text-muted);
  font-size:1.05rem;
}

/* bolt-head bullet */
.bolt-list{ list-style:none; margin:0; padding:0; display:grid; gap:1.1rem; }
.bolt-list li{ display:flex; gap:.9rem; align-items:flex-start; }
.bolt-head{
  flex:none; width:22px; height:22px; margin-top:.15rem; border-radius:50%;
  background:
    linear-gradient(155deg, var(--surface) 0%, var(--border) 100%);
  border:1px solid var(--border);
  position:relative;
  box-shadow: inset 0 1px 2px rgba(0,0,0,.15);
}
.bolt-head::after{
  content:"";
  position:absolute; left:50%; top:50%; width:60%; height:2px;
  background:var(--text-muted); opacity:.7;
  transform:translate(-50%,-50%) rotate(45deg);
}

/* ============ HEADER ============ */
header{
  position:sticky; top:0; z-index:40;
  background:var(--brand-navy-deep);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  gap:1.5rem; padding:.85rem clamp(1.25rem, 4vw, 3rem);
  max-width:1180px; margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:.7rem; text-decoration:none; }
.logo-badge{ width:38px; height:38px; flex:none; border-radius:9px; object-fit:cover; box-shadow:0 0 0 1px rgba(255,255,255,.15); }
.brand-word{ line-height:1.05; }
.brand-word b{
  display:block; font-family:'Big Shoulders Display', sans-serif;
  font-weight:800; letter-spacing:.03em; font-size:1.18rem; color:var(--on-brand);
}
.brand-word span{
  display:block; font-family:'IBM Plex Mono', monospace;
  font-size:.56rem; letter-spacing:.12em; color:var(--on-brand-muted); text-transform:uppercase;
}
nav.links{ display:flex; gap:1.6rem; align-items:center; }
nav.links a{
  text-decoration:none; color:var(--on-brand-muted);
  font-size:.86rem; font-weight:500; letter-spacing:.01em;
  transition:color .15s ease;
  padding:.3rem 0;
  border-bottom:2px solid transparent;
}
nav.links a:hover{ color:var(--on-brand); }
nav.links a.active{ color:#fff; border-bottom-color:var(--brand-amber); }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:'Be Vietnam Pro', sans-serif; font-weight:600; font-size:.88rem;
  padding:.68rem 1.35rem; text-decoration:none; cursor:pointer;
  border:1px solid transparent; white-space:nowrap;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
}
.btn-amber{ background:var(--brand-amber); color:var(--on-amber); }
.btn-amber:hover{ filter:brightness(1.06); }
.btn-ghost{ background:transparent; color:var(--on-brand); border-color:rgba(255,255,255,.28); }
.btn-ghost:hover{ border-color:rgba(255,255,255,.6); }
.btn-outline{ background:transparent; color:var(--brand-navy); border-color:var(--brand-navy); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .btn-outline{ color:var(--text); border-color:var(--border); } }
:root[data-theme="dark"] .btn-outline{ color:var(--text); border-color:var(--border); }
.btn-outline:hover{ background:var(--surface-2); }

/* mobile nav toggle */
.menu-btn{
  display:none; flex:none; width:40px; height:40px; align-items:center; justify-content:center;
  background:transparent; border:1px solid rgba(255,255,255,.28); color:var(--on-brand);
  cursor:pointer; padding:0;
}
.menu-btn svg{ width:20px; height:20px; }
.nav-cta-group{ display:flex; align-items:center; gap:.9rem; }

/* ============ HERO ============ */
.hero{
  position:relative; overflow:hidden;
  background:var(--brand-navy-deep);
  color:var(--on-brand);
  padding:clamp(3.5rem,9vw,7rem) 0 0;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(234,240,247,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,240,247,.12) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 90% 70% at 30% 20%, black 40%, transparent 90%);
  pointer-events:none;
}
.hero-grid{
  position:relative; display:grid; grid-template-columns: 1.25fr .95fr; gap:2.5rem;
  align-items:end;
}
.hero .eyebrow{ color:var(--brand-amber); }
.hero .eyebrow::before{ background:var(--brand-amber); }
.hero h1{
  font-size:clamp(2.5rem, 6.4vw, 4.6rem);
  line-height:.98;
  color:#fff;
}
.hero h1 .en{ color:var(--on-brand-muted); font-size:.42em; display:block; margin-top:.35em; }
.hero .lede{ color:var(--on-brand-muted); margin-top:1.4rem; }
.hero-cta{ display:flex; gap:.9rem; margin-top:2.1rem; flex-wrap:wrap; }

.hero-panel{
  background:rgba(234,240,247,.05);
  border:1px solid rgba(234,240,247,.18);
  padding:1.6rem;
  backdrop-filter:blur(2px);
}
.hero-panel p{ margin:0 0 1rem; font-family:'Be Vietnam Pro',sans-serif; font-weight:600; font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--on-brand-muted); }
.hero-panel ul{ list-style:none; margin:0; padding:0; display:grid; gap:.85rem; }
.hero-panel li{ display:flex; justify-content:space-between; gap:1rem; border-top:1px dashed rgba(234,240,247,.18); padding-top:.85rem; font-size:.92rem; }
.hero-panel li:first-child{ border-top:none; padding-top:0; }
.hero-panel b{ font-family:'IBM Plex Mono',monospace; font-weight:600; color:var(--brand-amber); font-variant-numeric:tabular-nums; }

/* small page-header hero variant used on inner pages */
.page-hero{
  position:relative; overflow:hidden;
  background:var(--brand-navy-deep); color:var(--on-brand);
  padding:clamp(2.6rem,6vw,4rem) 0;
}
.page-hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(234,240,247,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,240,247,.12) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 90% 70% at 20% 20%, black 40%, transparent 90%);
  pointer-events:none;
}
.page-hero .wrap{ position:relative; }
.page-hero .eyebrow{ color:var(--brand-amber); }
.page-hero .eyebrow::before{ background:var(--brand-amber); }
.page-hero h1{ font-size:clamp(2rem,4.6vw,3.1rem); color:#fff; margin-top:.5rem; }
.page-hero .lede{ color:var(--on-brand-muted); margin-top:1rem; }
.breadcrumb{ font-family:'IBM Plex Mono',monospace; font-size:.72rem; letter-spacing:.05em; color:var(--on-brand-muted); margin-bottom:.9rem; }
.breadcrumb a{ text-decoration:none; color:var(--on-brand-muted); border-bottom:1px dotted rgba(234,240,247,.4); }
.breadcrumb a:hover{ color:#fff; }

/* stat strip */
.stat-strip{
  position:relative; margin-top:clamp(2.5rem,6vw,4rem);
  border-top:1px solid rgba(234,240,247,.16);
  display:grid; grid-template-columns:repeat(4,1fr);
}
.stat{ padding:1.6rem clamp(1.25rem,4vw,3rem); border-left:1px solid rgba(234,240,247,.16); }
.stat:first-child{ border-left:none; padding-left:clamp(1.25rem,4vw,3rem); }
.stat b{
  display:block; font-family:'Big Shoulders Display',sans-serif; font-weight:800;
  font-size:clamp(1.5rem,2.6vw,2.1rem); color:#fff; font-variant-numeric:tabular-nums;
}
.stat span{ font-size:.78rem; color:var(--on-brand-muted); }

/* ============ ABOUT ============ */
.about{ background:var(--bg); }
.about-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(2rem,5vw,4rem); align-items:start; margin-top:2rem; }
.about h2{ font-size:clamp(1.9rem,3.6vw,2.6rem); max-width:14ch; }
.capability-card{
  background:var(--surface); border:1px solid var(--border);
  padding:1.6rem 1.5rem;
}
.capability-card + .capability-card{ margin-top:1rem; }

/* ============ PRODUCTS ============ */
.products{ background:var(--bg-section); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.products h2{ font-size:clamp(1.9rem,3.6vw,2.6rem); max-width:20ch; }
.prod-grid{
  margin-top:2.4rem; display:grid; gap:1.1rem;
  grid-template-columns:repeat(4,1fr);
}
.prod-card{
  background:var(--surface); border:1px solid var(--border);
  padding:1.4rem 1.3rem 1.5rem;
  clip-path:polygon(0 0,100% 0,100% 100%,18px 100%,0 calc(100% - 18px));
  transition:transform .18s ease, border-color .18s ease;
  display:flex; flex-direction:column; gap:.55rem;
  text-decoration:none;
}
.prod-card:hover{ transform:translateY(-4px); border-color:var(--brand-gold); }
.prod-num{
  font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:.82rem;
  color:var(--chip-ink); background:var(--brand-gold);
  width:2.1rem; height:2.1rem; display:flex; align-items:center; justify-content:center;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .prod-num{ color:#1c1502; } }
:root[data-theme="dark"] .prod-num{ color:#1c1502; }
.prod-card h3{ font-size:1.15rem; letter-spacing:.005em; margin-top:.3rem; }
.prod-card .en{ font-size:.86rem; display:block; margin-top:.1rem; }
.prod-spec{
  margin-top:auto; padding-top:.7rem; border-top:1px dashed var(--border);
  font-family:'IBM Plex Mono',monospace; font-size:.74rem; color:var(--text-muted);
}
.prod-more{
  margin-top:1.8rem; display:flex; align-items:center; gap:.9rem;
  font-family:'IBM Plex Mono',monospace; font-size:.82rem; color:var(--text-muted);
  text-decoration:none;
}
.prod-more::before{ content:""; flex:1; height:1px; background:var(--border); }
.prod-more::after{ content:""; flex:1; height:1px; background:var(--border); }

/* hazard divider */
.hazard{
  height:14px;
  background: repeating-linear-gradient(135deg, var(--brand-amber) 0 22px, var(--brand-navy-deep) 22px 44px);
}

/* ============ CERT ============ */
.cert{ background:var(--bg); }
.cert-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:clamp(2rem,5vw,3.5rem); margin-top:2.4rem; align-items:start; }
.plate{
  background:var(--brand-navy-deep); color:var(--on-brand);
  padding:2rem 1.9rem; position:relative;
  border:1px solid rgba(234,240,247,.12);
}
.plate::before{
  content:""; position:absolute; inset:8px; border:1px solid rgba(234,240,247,.18); pointer-events:none;
}
.plate .tag{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.14em; color:var(--brand-amber); text-transform:uppercase; }
.plate h3{ color:#fff; font-size:1.9rem; margin-top:.6rem; }
.plate dl{ margin:1.4rem 0 0; display:grid; gap:.7rem; }
.plate .row{ display:flex; justify-content:space-between; gap:1rem; font-size:.86rem; border-top:1px dashed rgba(234,240,247,.18); padding-top:.7rem; }
.plate .row:first-child{ border-top:none; padding-top:0; }
.plate .row dt{ color:var(--on-brand-muted); }
.plate .row dd{ margin:0; font-family:'IBM Plex Mono',monospace; color:#fff; text-align:right; }

.test-list{ list-style:none; margin:1.6rem 0 0; padding:0; display:grid; gap:0; border-top:1px solid var(--border); }
.test-list li{
  display:grid; grid-template-columns:1.3fr .8fr 1.15fr .95fr; gap:1rem;
  padding:.85rem 0; border-bottom:1px solid var(--border);
  font-size:.86rem; align-items:center;
}
.test-list .h{ font-family:'Be Vietnam Pro',sans-serif; font-weight:600; font-size:.7rem; letter-spacing:.06em; color:var(--text-muted); }
.test-list b{ font-variant-numeric:tabular-nums; }
.test-ok{ font-family:'IBM Plex Mono',monospace; font-size:.72rem; color:#2f7d4f; justify-self:end; }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .test-ok{ color:#66c98c; } }
:root[data-theme="dark"] .test-ok{ color:#66c98c; }

/* ============ CONTACT ============ */
.contact{ background:var(--brand-navy-deep); color:var(--on-brand); }
.contact .eyebrow{ color:var(--brand-amber); }
.contact .eyebrow::before{ background:var(--brand-amber); }
.contact h2{ color:#fff; font-size:clamp(1.9rem,3.6vw,2.6rem); max-width:16ch; }
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(2rem,5vw,3.5rem); margin-top:2.2rem; }
.contact-list{ list-style:none; margin:1.6rem 0 0; padding:0; display:grid; gap:1.3rem; }
.contact-list li{ border-top:1px dashed rgba(234,240,247,.18); padding-top:1.1rem; }
.contact-list li:first-child{ border-top:none; padding-top:0; }
.contact-list .k{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:var(--on-brand-muted); display:block; margin-bottom:.3rem; }
.contact-list .v{ font-size:1rem; color:#fff; }
.contact-list a{ text-decoration:none; color:#fff; border-bottom:1px solid rgba(255,255,255,.3); }
.contact-list a:hover{ border-color:#fff; }

form.quote{ background:rgba(234,240,247,.05); border:1px solid rgba(234,240,247,.18); padding:1.8rem; display:grid; gap:1.1rem; }
form.quote .row2{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
form.quote label{ display:grid; gap:.4rem; font-size:.82rem; color:var(--on-brand-muted); }
form.quote input, form.quote select, form.quote textarea{
  font:inherit; font-family:'Be Vietnam Pro',sans-serif; padding:.7rem .8rem;
  background:rgba(255,255,255,.06); border:1px solid rgba(234,240,247,.25); color:#fff;
}
form.quote input::placeholder, form.quote textarea::placeholder{ color:rgba(234,240,247,.4); }
form.quote input:focus, form.quote select:focus, form.quote textarea:focus{
  outline:2px solid var(--brand-amber); outline-offset:1px; border-color:var(--brand-amber);
}
form.quote button{
  justify-self:start; margin-top:.3rem;
}
form.quote .note{ font-size:.76rem; color:var(--on-brand-muted); }

/* ============ GENERIC CONTENT SECTIONS (inner pages) ============ */
.content-section{ background:var(--bg); }
.content-section.alt{ background:var(--bg-section); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.content-section h2{ font-size:clamp(1.7rem,3.2vw,2.3rem); max-width:26ch; }
.two-col{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(2rem,5vw,4rem); align-items:start; margin-top:2rem; }

.card{ background:var(--surface); border:1px solid var(--border); padding:1.6rem 1.5rem; }
.card-grid{ display:grid; gap:1.2rem; grid-template-columns:repeat(3,1fr); margin-top:2rem; }
.card h3{ font-family:'Big Shoulders Display',sans-serif; text-transform:uppercase; font-size:1.2rem; margin-bottom:.6rem; }
.card p{ color:var(--text-muted); font-size:.92rem; margin:0; }

.pill{
  display:inline-flex; align-items:center; gap:.4rem;
  font-family:'IBM Plex Mono',monospace; font-size:.72rem; letter-spacing:.06em; text-transform:uppercase;
  background:var(--surface-2); border:1px solid var(--border); color:var(--text-muted);
  padding:.35rem .7rem;
}
.pill.gold{ background:rgba(200,155,60,.14); color:var(--accent-text); border-color:rgba(200,155,60,.35); }

.notice-card{
  background:var(--surface-2); border:1px dashed var(--border);
  padding:1.5rem 1.6rem; display:flex; gap:1rem; align-items:flex-start;
}
.notice-card .icon{
  flex:none; width:2.4rem; height:2.4rem; display:flex; align-items:center; justify-content:center;
  background:var(--brand-gold); color:var(--chip-ink); font-family:'IBM Plex Mono',monospace; font-weight:600;
}
.notice-card h4{ margin:0 0 .35rem; font-family:'Big Shoulders Display',sans-serif; text-transform:uppercase; font-size:1.05rem; }
.notice-card p{ margin:0; color:var(--text-muted); font-size:.92rem; }

/* news / project cards */
.news-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.3rem; margin-top:2.2rem; }
.news-card{ background:var(--surface); border:1px solid var(--border); display:flex; flex-direction:column; }
.news-thumb{
  height:150px; background:
    repeating-linear-gradient(135deg, var(--surface-2) 0 16px, var(--border) 16px 32px);
  display:flex; align-items:center; justify-content:center;
  font-family:'IBM Plex Mono',monospace; font-size:.7rem; letter-spacing:.08em; text-transform:uppercase;
  color:var(--text-muted);
}
.news-body{ padding:1.3rem 1.3rem 1.5rem; display:flex; flex-direction:column; gap:.6rem; flex:1; }
.news-tag{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.08em; text-transform:uppercase; color:var(--accent-text); }
.news-body h3{ font-family:'Big Shoulders Display',sans-serif; text-transform:uppercase; font-size:1.15rem; }
.news-body p{ color:var(--text-muted); font-size:.88rem; margin:0; flex:1; }
.news-date{ font-family:'IBM Plex Mono',monospace; font-size:.72rem; color:var(--text-muted); border-top:1px dashed var(--border); padding-top:.7rem; margin-top:.3rem; }

/* recruitment job cards */
.job-card{ background:var(--surface); border:1px solid var(--border); padding:1.5rem 1.6rem; display:flex; justify-content:space-between; gap:1rem; align-items:center; flex-wrap:wrap; }
.job-card h3{ font-family:'Big Shoulders Display',sans-serif; text-transform:uppercase; font-size:1.1rem; margin-bottom:.35rem; }
.job-meta{ display:flex; gap:.8rem; flex-wrap:wrap; font-size:.8rem; color:var(--text-muted); font-family:'IBM Plex Mono',monospace; }

/* ============ CATALOG PAGE ============ */
.catalog-layout{ display:grid; grid-template-columns:260px 1fr; gap:clamp(1.5rem,4vw,3rem); align-items:start; }
.catalog-toc{
  position:sticky; top:90px; max-height:calc(100vh - 120px); overflow-y:auto;
  background:var(--surface); border:1px solid var(--border); padding:1.1rem;
}
.catalog-toc-title{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text-muted); margin-bottom:.8rem; }
.catalog-toc ol{ list-style:none; margin:0; padding:0; display:grid; gap:.15rem; counter-reset:toc; }
.catalog-toc li{ counter-increment:toc; }
.catalog-toc a{
  display:block; text-decoration:none; color:var(--text-muted); font-size:.82rem;
  padding:.42rem .5rem; border-left:2px solid transparent;
}
.catalog-toc a:hover{ color:var(--text); background:var(--surface-2); }
.catalog-toc a.active{ color:var(--text); border-left-color:var(--brand-gold); background:var(--surface-2); font-weight:600; }
.catalog-toc a::before{ content: counter(toc) ". "; font-family:'IBM Plex Mono',monospace; color:var(--accent-text); }

.catalog-search{
  width:100%; margin-bottom:.9rem; padding:.6rem .75rem; font:inherit;
  border:1px solid var(--border); background:var(--surface-2); color:var(--text);
}

.group-block{ border:1px solid var(--border); background:var(--surface); margin-bottom:1.4rem; scroll-margin-top:90px; }
.group-block-head{
  display:flex; align-items:center; gap:1rem; padding:1.1rem 1.4rem;
  background:var(--bg-section); border-bottom:1px solid var(--border);
}
.group-num{
  flex:none; font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:.85rem;
  color:var(--chip-ink); background:var(--brand-gold); width:2.4rem; height:2.4rem;
  display:flex; align-items:center; justify-content:center;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .group-num{ color:#1c1502; } }
:root[data-theme="dark"] .group-num{ color:#1c1502; }
.group-block-head h2{ font-size:1.25rem; }
.group-body{ padding:1.4rem; display:grid; gap:1.3rem; }
.group-notes{ list-style:none; margin:0; padding:0; display:grid; gap:.5rem; }
.group-notes li{ font-size:.88rem; color:var(--text-muted); padding-left:1.1rem; position:relative; }
.group-notes li::before{ content:"—"; position:absolute; left:0; color:var(--brand-gold); }
.group-table-wrap{ overflow-x:auto; border:1px solid var(--border); }
table.spec-table{ width:100%; border-collapse:collapse; font-size:.82rem; white-space:nowrap; }
table.spec-table th{
  background:var(--surface-2); text-align:left; font-family:'IBM Plex Mono',monospace;
  font-size:.68rem; letter-spacing:.04em; text-transform:uppercase; color:var(--text-muted);
  padding:.6rem .8rem; border-bottom:1px solid var(--border); white-space:normal;
}
table.spec-table td{ padding:.55rem .8rem; border-bottom:1px solid var(--border); color:var(--text); }
table.spec-table tr:last-child td{ border-bottom:none; }
table.spec-table tr:nth-child(even) td{ background:var(--surface-2); }
.group-quote-link{ align-self:flex-start; }

/* ============ FOOTER ============ */
footer{ background:var(--brand-navy-deep); color:var(--on-brand-muted); padding:3rem 0 1.6rem; border-top:1px solid rgba(234,240,247,.12); }
.foot-grid{ display:grid; grid-template-columns:1.3fr 1fr 1fr 1fr; gap:2.5rem; }
.foot-brand{ display:flex; gap:.7rem; align-items:center; }
.foot-brand .logo-badge{ width:30px; height:30px; border-radius:7px; }
.foot-brand b{ font-family:'Big Shoulders Display',sans-serif; color:#fff; font-size:1.05rem; letter-spacing:.03em; }
footer p{ font-size:.85rem; max-width:38ch; margin:.9rem 0 0; }
footer h4{ font-family:'IBM Plex Mono',monospace; font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:#fff; margin:0 0 1rem; }
footer ul{ list-style:none; margin:0; padding:0; display:grid; gap:.6rem; font-size:.86rem; }
footer a{ text-decoration:none; }
footer a:hover{ color:#fff; }
.foot-bottom{
  margin-top:2.6rem; padding-top:1.6rem; border-top:1px solid rgba(234,240,247,.1);
  display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap;
  font-size:.78rem; font-family:'IBM Plex Mono',monospace;
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline:2px solid var(--brand-amber); outline-offset:2px;
}

@media (max-width: 1000px){
  .catalog-layout{ grid-template-columns:1fr; }
  .catalog-toc{ position:static; max-height:none; }
}

@media (max-width: 900px){
  .hero-grid{ grid-template-columns:1fr; }
  .stat-strip{ grid-template-columns:repeat(2,1fr); }
  .stat{ border-left:none; border-top:1px solid rgba(234,240,247,.16); padding-left:clamp(1.25rem,4vw,3rem) !important; }
  .stat:nth-child(-n+2){ border-top:none; }
  .about-grid{ grid-template-columns:1fr; }
  .two-col{ grid-template-columns:1fr; }
  .prod-grid{ grid-template-columns:repeat(2,1fr); }
  .card-grid{ grid-template-columns:repeat(2,1fr); }
  .news-grid{ grid-template-columns:repeat(2,1fr); }
  .cert-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .foot-grid{ grid-template-columns:1fr 1fr; }
  nav.links{
    display:none; position:absolute; top:100%; left:0; right:0;
    flex-direction:column; gap:0; background:var(--brand-navy-deep);
    border-bottom:1px solid rgba(255,255,255,.12); padding:.5rem clamp(1.25rem,4vw,3rem) 1rem;
  }
  nav.links.open{ display:flex; }
  nav.links a{ padding:.75rem 0; border-bottom:1px solid rgba(255,255,255,.08); width:100%; }
  nav.links a.active{ border-bottom-color:rgba(255,255,255,.08); }
  .menu-btn{ display:flex; }
}
@media (max-width: 560px){
  .prod-grid{ grid-template-columns:1fr; }
  .card-grid{ grid-template-columns:1fr; }
  .news-grid{ grid-template-columns:1fr; }
  .test-list li{ grid-template-columns:1fr; gap:.2rem; }
  .test-ok{ justify-self:start; }
  form.quote .row2{ grid-template-columns:1fr; }
  .foot-grid{ grid-template-columns:1fr; }
  .job-card{ flex-direction:column; align-items:flex-start; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition:none !important; }
}