/* ------------------------------------------------------------------
   OEProof static site
   Static. No build step. No JS framework. Cloudflare Pages ready.
------------------------------------------------------------------ */

:root {
  --ink:      #0f172a;
  --steel:    #475569;
  --mute:     #64748b;
  --line:     #e2e8f0;
  --surface:  #f8fafc;
  --accent:   #0b5cad;
  --accent-d: #084a8c;
  --warn-bg:  #fef2f2;
  --warn-br:  #fecaca;
  --warn-tx:  #991b1b;
  --ok:       #15803d;
  --ok-bg:    #f0fdf4;
  --pend:     #b45309;
  --pend-bg:  #fffbeb;
  --radius:   6px;
  --mono:     ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: #fff;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header.site {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 66px;
  flex-wrap: wrap;
}
.brand {
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.brand span { color: var(--mute); font-weight: 400; font-size: 13px; display: block; letter-spacing: 0; }
nav.site a {
  color: var(--steel);
  text-decoration: none;
  font-size: 14.5px;
  margin-left: 22px;
}
nav.site a:hover { color: var(--accent); }
nav.site a.cta {
  background: var(--accent);
  color: #fff;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-weight: 600;
}
nav.site a.cta:hover { background: var(--accent-d); color: #fff; }
.lang-switch { margin-left: 16px; white-space: nowrap; font-size: 14px; color: var(--mute); }
nav.site .lang-switch a { margin-left: 0; padding: 2px 4px; }
nav.site .lang-switch a[aria-current="page"] { color: var(--ink); font-weight: 700; }
.lang-switch .sep { color: var(--line); }

/* ---------- hero ---------- */
.hero { padding: 62px 0 46px; border-bottom: 1px solid var(--line); }
.hero h1 {
  font-size: 40px;
  line-height: 1.18;
  letter-spacing: -.02em;
  margin: 0 0 18px;
  max-width: 20ch;
}
.hero p.lead { font-size: 18.5px; color: var(--steel); max-width: 62ch; margin: 0 0 28px; }

/* ---------- generic ---------- */
main { padding: 46px 0 72px; }
h2 { font-size: 25px; letter-spacing: -.015em; margin: 0 0 16px; }
h3 { font-size: 17px; margin: 0 0 10px; }
section { margin-bottom: 52px; }
p { margin: 0 0 14px; }
a { color: var(--accent); }

.mono { font-family: var(--mono); }
.oe { font-family: var(--mono); font-weight: 600; letter-spacing: .01em; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 0;
  cursor: pointer;
}
.btn:hover { background: var(--accent-d); }
.btn.ghost { background: #fff; color: var(--accent); border: 1px solid var(--line); }
.btn.ghost:hover { border-color: var(--accent); background: var(--surface); }

/* ---------- cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: #fff;
}
.card h3 { margin-top: 0; }
.card p { color: var(--steel); font-size: 15px; margin-bottom: 0; }

/* ---------- verified catalogue products ---------- */
.verified-products { margin-bottom: 46px; }
.verified-products > h1 { font-size: 34px; line-height: 1.2; letter-spacing: -.02em; margin: 0 0 18px; }
.verified-product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.verified-product-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: #fff; display: flex; flex-direction: column; align-items: flex-start; min-height: 250px; }
.verified-product-oe { font-family: var(--mono); font-size: 28px; font-weight: 750; letter-spacing: -.02em; margin-bottom: 8px; }
.verified-product-card h2 { font-size: 16px; line-height: 1.35; margin: 0 0 8px; }
.verified-product-code { color: var(--steel); font-family: var(--mono); font-size: 14px; margin-bottom: 12px; }
.verified-product-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: auto; padding-top: 22px; }
.verified-product-actions .btn { padding: 9px 13px; font-size: 13px; }
.verified-product-linecard { margin: 18px 0 0; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--steel); max-width: 82ch; }
.catalogue-layer-head { margin-top: 8px; margin-bottom: 24px; }
.catalogue-layer-head h2 { margin-bottom: 8px; }
.catalogue-layer-head p { color: var(--steel); max-width: 76ch; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--surface); font-weight: 600; font-size: 13px; color: var(--steel); text-transform: uppercase; letter-spacing: .04em; }
tbody tr:hover { background: #fcfdff; }
.tbl-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }

/* ---------- status pills ---------- */
.pill {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 3px 9px;
  border-radius: 20px;
  white-space: nowrap;
}
.pill.ok   { background: var(--ok-bg);   color: var(--ok);   border: 1px solid #bbf7d0; }
.pill.pend { background: var(--pend-bg); color: var(--pend); border: 1px solid #fde68a; }
.pill.no   { background: var(--warn-bg); color: var(--warn-tx); border: 1px solid var(--warn-br); }

/* ---------- callouts ---------- */
.callout {
  border: 1px solid var(--warn-br);
  background: var(--warn-bg);
  border-left: 4px solid #dc2626;
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 0 0 24px;
}
.callout h3 { color: var(--warn-tx); margin: 0 0 8px; font-size: 15.5px; }
.callout p  { color: #7f1d1d; margin: 0; font-size: 15px; }
.callout ul { color: #7f1d1d; margin: 8px 0 0; padding-left: 20px; font-size: 15px; }

.note {
  border: 1px dashed #cbd5e1;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--mute);
}

/* ---------- product page ---------- */
.p-head { border-bottom: 1px solid var(--line); padding-bottom: 26px; margin-bottom: 30px; }
.p-head .eyebrow { font-size: 13px; color: var(--mute); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 8px; }
.p-head h1 { font-family: var(--mono); font-size: 38px; margin: 0 0 8px; letter-spacing: -.01em; }
.p-head .sub { font-size: 19px; color: var(--steel); margin: 0 0 16px; }

.spec { display: grid; grid-template-columns: 210px 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec dt { padding: 12px 16px; background: var(--surface); font-size: 13px; font-weight: 600; color: var(--steel); text-transform: uppercase; letter-spacing: .04em; border-bottom: 1px solid var(--line); }
.spec dd { padding: 12px 16px; margin: 0; font-size: 15px; border-bottom: 1px solid var(--line); }
.spec dt:last-of-type, .spec dd:last-of-type { border-bottom: 0; }

.uncertain { color: var(--pend); font-style: italic; }

.product-images { padding-top: 4px; }
.product-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.product-image-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.product-image-card.product-image-main {
  grid-column: 1 / -1;
  width: min(100%, 820px);
  justify-self: center;
}
.product-image-card img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ---------- form ---------- */
.form { max-width: 560px; }
.form label { display: block; font-size: 14px; font-weight: 600; margin: 0 0 6px; }
.form input, .form textarea, .form select {
  width: 100%; padding: 10px 12px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px; background: #fff;
}
.form textarea { min-height: 110px; resize: vertical; }
.form .hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form .btn:disabled { cursor: wait; opacity: .68; }
.form-status { min-height: 24px; margin: 12px 0 0; color: var(--steel); font-size: 14px; }
.form-status.success { color: var(--ok); }
.form-status.error { color: var(--warn-tx); }

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--line); padding: 34px 0 60px; color: var(--mute); font-size: 14px; }
footer.site a { color: var(--steel); text-decoration: none; margin-right: 18px; }

@media (max-width: 820px) {
  header.site .wrap {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding-top: 14px;
    padding-bottom: 14px;
  }
  nav.site { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; width: 100%; }
  .cards { grid-template-columns: 1fr; }
  .verified-product-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 31px; }
  .p-head h1 { font-size: 29px; }
  .product-image-grid { grid-template-columns: 1fr; }
  .product-image-card.product-image-main { grid-column: auto; width: 100%; }
  .spec { grid-template-columns: 1fr; }
  .spec dt { border-bottom: 0; padding-bottom: 4px; }
  nav.site a { flex: 0 0 auto; margin: 0; }
  nav.site a.cta { white-space: nowrap; }
}

/* ---------- product gallery / catalogue V5 2026-09-10 ---------- */
.zoomable-product-image {
  cursor: zoom-in;
  transition: transform .16s ease, opacity .16s ease;
}
.zoomable-product-image:hover { opacity: .96; }
.zoomable-product-image:focus-visible { outline: 3px solid rgba(11,92,173,.28); outline-offset: -3px; }
.product-lightbox {
  width: min(94vw, 1120px);
  max-width: 1120px;
  border: 0;
  border-radius: 10px;
  padding: 18px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(15,23,42,.28);
}
.product-lightbox::backdrop { background: rgba(15,23,42,.72); }
.product-lightbox img { display:block; max-width:100%; max-height:84vh; width:auto; height:auto; margin:0 auto; object-fit:contain; }
.product-lightbox-close {
  position:absolute; top:8px; right:10px; width:38px; height:38px;
  border:1px solid var(--line); border-radius:50%; background:#fff; color:var(--ink);
  font-size:26px; line-height:1; cursor:pointer; box-shadow:0 2px 8px rgba(15,23,42,.08);
}
.compare-part {
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  border-radius: var(--radius);
  padding: 18px 20px;
}
.compare-part .compare-kicker { color:var(--accent); font-weight:700; font-size:12px; letter-spacing:.06em; text-transform:uppercase; margin-bottom:4px; }
.compare-part h2 { font-size:20px; margin-bottom:8px; }
.compare-part p { color:var(--steel); max-width:76ch; }
.compare-part-actions { display:flex; flex-wrap:wrap; gap:10px; margin-top:14px; }
.compare-part-actions .btn { padding:9px 13px; font-size:13px; }
.verified-product-image {
  display:block; width:100%; aspect-ratio:1 / 1; margin:-4px 0 16px;
  border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; background:var(--surface);
}
.verified-product-image img { display:block; width:100%; height:100%; object-fit:contain; }
.verified-product-card.has-image { min-height: 440px; }
@media (max-width: 820px) {
  .product-lightbox { width:96vw; padding:10px; }
  .verified-product-card.has-image { min-height: 0; }
}


/* ---------- catalogue V5 finder 2026-09-10 ---------- */
.catalogue-finder { margin-bottom: 44px; }
.catalogue-finder-head { display:flex; justify-content:space-between; gap:28px; align-items:flex-end; margin-bottom:20px; }
.catalogue-finder-head h1 { font-size:34px; line-height:1.2; letter-spacing:-.02em; margin:0 0 8px; }
.catalogue-finder-head p { color:var(--steel); max-width:70ch; margin:0; }
.catalogue-finder-stats { display:grid; grid-template-columns:auto auto; gap:2px 10px; flex:0 0 auto; color:var(--steel); font-size:12px; }
.catalogue-finder-stats strong { color:var(--ink); font-size:18px; font-family:var(--mono); text-align:right; }
.catalogue-finder-controls { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:12px; padding:16px; border:1px solid var(--line); border-radius:var(--radius); background:var(--surface); }
.catalogue-finder-controls label span { display:block; color:var(--mute); font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.05em; margin:0 0 5px; }
.catalogue-finder-controls input, .catalogue-finder-controls select { width:100%; height:42px; border:1px solid #cbd5e1; border-radius:var(--radius); background:#fff; color:var(--ink); font:inherit; font-size:14px; padding:0 11px; }
.catalogue-finder-controls input:focus, .catalogue-finder-controls select:focus { outline:2px solid rgba(11,92,173,.18); border-color:var(--accent); }
.catalogue-result-meta { display:flex; align-items:center; justify-content:space-between; margin:12px 0; color:var(--mute); font-size:13px; }
.catalogue-result-meta button { border:0; background:transparent; color:var(--accent); cursor:pointer; font:inherit; padding:4px 0; }
.catalogue-finder-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
.catalogue-finder-card { border:1px solid var(--line); border-radius:var(--radius); background:#fff; overflow:hidden; display:flex; flex-direction:column; min-height:270px; }
.catalogue-finder-card[hidden] { display:none !important; }
.catalogue-finder-image { display:block; aspect-ratio:1/1; background:var(--surface); border-bottom:1px solid var(--line); }
.catalogue-finder-image img { width:100%; height:100%; object-fit:contain; display:block; }
.catalogue-finder-body { display:flex; flex-direction:column; flex:1; padding:18px; }
.catalogue-finder-top { display:flex; align-items:flex-start; justify-content:space-between; gap:10px; }
.catalogue-finder-card .verified-product-oe { font-size:23px; margin:0; }
.catalogue-finder-card h2 { font-size:16px; line-height:1.35; margin:13px 0 7px; }
.catalogue-finder-card p { color:var(--steel); font-size:14px; line-height:1.5; margin:0; }
.catalogue-finder-actions { display:flex; flex-wrap:wrap; gap:8px; margin-top:auto; padding-top:18px; }
.catalogue-finder-actions .btn { font-size:12px; padding:8px 11px; }
.catalogue-empty { padding:28px; margin:0; border:1px dashed #cbd5e1; border-radius:var(--radius); color:var(--mute); text-align:center; }
@media (max-width:900px) { .catalogue-finder-controls { grid-template-columns:1fr 1fr; } .catalogue-finder-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } .catalogue-finder-head { align-items:flex-start; flex-direction:column; } }
@media (max-width:620px) { .catalogue-finder-controls { grid-template-columns:1fr; } .catalogue-finder-grid { grid-template-columns:1fr; } }