:root {
  --accent: #0b5fa5;
  --accent-dark: #084a80;
  --ink: #1a2330;
  --muted: #5b6675;
  --line: #dde3ea;
  --bg-soft: #f4f7fa;
  --ok: #1a7f37;
  --warn: #9a6700;
  --unknown: #6e7781;
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: #fff; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.6rem; line-height: 1.25; margin: .6em 0; }
h2 { font-size: 1.2rem; margin: 1.4em 0 .5em; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.note { background: var(--bg-soft); border-left: 3px solid var(--accent); padding: 10px 14px; border-radius: 0 6px 6px 0; }

.site-header { background: var(--accent-dark); color: #fff; }
.header-row { display: flex; align-items: center; gap: 16px; padding: 10px 16px; flex-wrap: wrap; }
.logo { color: #fff; font-weight: 700; font-size: 1.15rem; white-space: nowrap; }
.logo:hover { text-decoration: none; }
.hdr-search { display: flex; flex: 1 1 260px; min-width: 200px; }
.hdr-search input { flex: 1; padding: 8px 10px; border: 0; border-radius: 4px 0 0 4px; font-size: .95rem; }
.hdr-search button { padding: 8px 14px; border: 0; border-radius: 0 4px 4px 0; background: var(--accent); color: #fff; cursor: pointer; }
.hdr-nav { display: flex; gap: 14px; }
.hdr-nav a { color: #e8f0f8; font-size: .95rem; white-space: nowrap; }

.breadcrumbs { font-size: .85rem; color: var(--muted); padding: 10px 16px 0; }
.breadcrumbs span { margin: 0 2px; }

.hero { text-align: center; padding: 30px 0 10px; }
.hero .lead { max-width: 700px; margin: 0 auto 1em; }
.lead { color: var(--muted); font-size: 1.05rem; }
.big-search { display: flex; max-width: 560px; margin: 1em auto; }
.big-search input { flex: 1; padding: 12px 14px; font-size: 1.05rem; border: 2px solid var(--accent); border-radius: 6px 0 0 6px; }
.big-search button { padding: 12px 22px; font-size: 1rem; border: 0; background: var(--accent); color: #fff; border-radius: 0 6px 6px 0; cursor: pointer; }

.tile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; margin: 12px 0; }
.tile { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--bg-soft); }
.tile:hover { border-color: var(--accent); text-decoration: none; }
.tile span { color: var(--muted); font-size: .85rem; }

.link-cols { columns: 3 220px; column-gap: 24px; padding-left: 1.2em; margin: .5em 0 1em; }
.link-cols li { margin: 2px 0; break-inside: avoid; }

.spec-table { border-collapse: collapse; margin: 12px 0; width: 100%; max-width: 640px; }
.spec-table th { text-align: left; padding: 6px 14px 6px 0; color: var(--muted); font-weight: 600; white-space: nowrap; vertical-align: top; width: 1%; }
.spec-table td { padding: 6px 0; }
.spec-table tr { border-bottom: 1px solid var(--line); }

.tbl-scroll { overflow-x: auto; }
.data-table { border-collapse: collapse; width: 100%; font-size: .95rem; }
.data-table th { text-align: left; background: var(--bg-soft); padding: 8px 10px; border-bottom: 2px solid var(--line); white-space: nowrap; }
.data-table td { padding: 7px 10px; border-bottom: 1px solid var(--line); }

.conf { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: .78rem; color: #fff; }
.conf-high { background: var(--ok); }
.conf-medium { background: var(--warn); }
.conf-unknown, .conf-low { background: var(--unknown); }

.chips .chip { display: inline-block; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 4px; padding: 2px 8px; margin: 2px 4px 2px 0; font-family: ui-monospace, monospace; font-size: .9rem; }

.part-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; }
@media (max-width: 800px) { .part-grid { grid-template-columns: 1fr; } }

.rfq-box { border: 1px solid var(--line); border-radius: 8px; padding: 16px; background: var(--bg-soft); position: sticky; top: 12px; }
.rfq-box h2 { margin-top: 0; }
.rfq-form label { display: block; margin: 8px 0; font-size: .9rem; font-weight: 600; }
.rfq-form input, .rfq-form textarea { display: block; width: 100%; padding: 8px; margin-top: 3px; border: 1px solid var(--line); border-radius: 4px; font: inherit; font-weight: 400; }
.rfq-form .btn { width: 100%; margin-top: 10px; }
.rfq-status { padding: 8px; border-radius: 4px; background: #dcefe2; color: var(--ok); font-weight: 600; }

.btn { display: inline-block; padding: 10px 20px; background: var(--accent); color: #fff; border: 0; border-radius: 6px; font-size: 1rem; cursor: pointer; }
.btn:hover { background: var(--accent-dark); text-decoration: none; }

.rfq-banner { background: var(--bg-soft); border-radius: 8px; padding: 20px 24px; margin: 24px 0; }
.rfq-banner h2 { margin-top: 0; }

.steps { padding-left: 1.2em; }
.steps li { margin: 8px 0; }

.pagination { display: flex; gap: 16px; align-items: center; justify-content: center; margin: 20px 0; }

.search-result { border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; margin: 8px 0; }
.search-result .sr-type { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.search-exact { border-color: var(--ok); background: #f2faf4; }

.site-footer { background: var(--ink); color: #cdd6e0; margin-top: 40px; padding: 26px 0; font-size: .9rem; }
.site-footer a { color: #9fc2e0; display: block; margin: 3px 0; }
.site-footer h4 { color: #fff; margin: 0 0 6px; }
.foot-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-bottom: 14px; }