/* NLD storefront — "warehouse window": the stock at each supplier warehouse is the hero data.
   Tokens: canvas/card/ink/steel/line + signal (yellow, stock & focus) + stock green. Type: Tektur (numbers, headings), Onest (text). */
:root {
  --canvas: #ECEFF2;
  --card: #FFFFFF;
  --ink: #1B2430;
  --steel: #5B6673;
  --line: #D5DBE1;
  --signal: #F2C230;
  --stock: #2E7D4F;
  --stock-bg: #E5F2EA;
  --low: #B7791F;
  --r: 10px;
  --r-s: 6px;
  --head: "Tektur", "Arial Narrow", sans-serif;
  --text: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  /* legacy names used by admin rules */
  --paper: var(--canvas); --stone: var(--steel); --lawn: var(--stock); --lawn-dark: #22603C; --charge: var(--signal); --display: var(--head);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 16px/1.5 var(--text); }
a { color: var(--ink); text-decoration-color: color-mix(in srgb, var(--ink) 35%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.12; letter-spacing: -0.005em; }
h1 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); margin: 0 0 .35em; }
h2 { font-size: 1.3rem; margin: 2.2rem 0 1rem; }
.wrap { max-width: 1320px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.muted { color: var(--steel); }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
main { min-height: 60vh; }

/* header */
.hd { background: var(--ink); color: #fff; position: sticky; top: 0; z-index: 20; }
.hd-in { display: flex; align-items: center; gap: 14px; min-height: 68px; padding-block: 10px; flex-wrap: wrap; }
.logo { font-family: var(--head); font-weight: 700; font-size: 1.15rem; color: #fff; text-decoration: none; white-space: nowrap; margin-right: 6px; }
.catmenu { position: relative; }
.catmenu summary { list-style: none; cursor: pointer; background: var(--signal); color: var(--ink); font-weight: 600; padding: 10px 16px; border-radius: var(--r-s); white-space: nowrap; }
.catmenu summary::-webkit-details-marker { display: none; }
.catmenu summary::before { content: ""; display: inline-block; width: 14px; height: 10px; margin-right: 8px; vertical-align: 1px;
  background: linear-gradient(currentColor 0 0) top/100% 2px no-repeat, linear-gradient(currentColor 0 0) center/100% 2px no-repeat, linear-gradient(currentColor 0 0) bottom/100% 2px no-repeat; }
.catmenu[open] summary { background: #fff; }
.catmenu-pop { position: absolute; left: 0; top: calc(100% + 8px); width: min(880px, calc(100vw - 40px)); background: var(--card); color: var(--ink);
  border-radius: var(--r); box-shadow: 0 18px 50px rgba(15, 23, 32, .28); padding: 18px 20px; }
.catmenu-pop ul { list-style: none; margin: 0; padding: 0; columns: 3 240px; column-gap: 28px; }
.catmenu-pop li { break-inside: avoid; display: flex; justify-content: space-between; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.catmenu-pop a { text-decoration: none; }
.catmenu-pop a:hover { text-decoration: underline; }
.catmenu-pop span { color: var(--steel); font-variant-numeric: tabular-nums; font-size: .85rem; }
.search { flex: 1 1 320px; display: flex; background: #fff; border-radius: var(--r-s); overflow: hidden; }
.search input { flex: 1; min-width: 0; border: 0; padding: 11px 14px; font: inherit; color: var(--ink); background: transparent; }
.search input:focus { outline: none; }
.search:focus-within { outline: 3px solid var(--signal); }
.search button { border: 0; border-radius: 0; background: var(--canvas); color: var(--ink); padding: 0 18px; font-weight: 600; }
.search button:hover { background: var(--line); color: var(--ink); }
.cart-link { color: #fff; text-decoration: none; font-weight: 500; display: inline-flex; align-items: center; gap: 8px; padding: 8px 4px; }
.cart-link b { font-family: var(--head); background: var(--signal); color: var(--ink); border-radius: 99px; min-width: 26px; text-align: center; padding: 1px 8px; }
.flash { margin-top: 14px; }
.flash p { background: #FFF7D9; border-left: 4px solid var(--signal); padding: 10px 14px; margin: 0 0 6px; border-radius: 0 var(--r-s) var(--r-s) 0; }

/* home: warehouse gauges */
.hero { background: var(--ink); color: #fff; padding: 38px 0 34px; }
.hero h1 { max-width: 22ch; font-size: clamp(1.9rem, 4.2vw, 3.1rem); }
.hero .lead { color: #B9C2CC; max-width: 60ch; margin: 0 0 26px; }
.gauges { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.gauge { background: #243042; border-radius: var(--r); padding: 16px 18px 18px; display: grid; gap: 2px; }
.gauge b { font-family: var(--head); font-weight: 700; font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1; color: var(--signal); font-variant-numeric: tabular-nums; }
.gauge span { color: #DDE3EA; font-weight: 500; }
.gauge small { color: #95A1AE; }
.updated { margin: 18px 0 0; color: #95A1AE; font-size: .9rem; }
.dir { list-style: none; margin: 0; padding: 0; columns: 3 260px; column-gap: 32px; }
.dir li { break-inside: avoid; display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.dir a { font-weight: 500; text-decoration: none; }
.dir a:hover { text-decoration: underline; }
.dir span { color: var(--steel); font-size: .88rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.dir span em { font-style: normal; color: var(--stock); }

/* listing layout */
.crumbs { padding: 18px 0 8px; font-size: .9rem; color: var(--steel); }
.crumbs a { color: var(--steel); }
.listing { display: grid; grid-template-columns: 264px minmax(0, 1fr); gap: 28px; align-items: start; padding-bottom: 56px; }
.side { position: sticky; top: 88px; display: grid; gap: 16px; }
.panel { background: var(--card); border-radius: var(--r); padding: 14px 16px; }
.panel h3 { font-size: .98rem; margin: 0 0 8px; }
.subcats { list-style: none; margin: 0; padding: 0; }
.subcats li { display: flex; justify-content: space-between; gap: 8px; padding: 5px 0; font-size: .93rem; }
.subcats a { text-decoration: none; }
.subcats a:hover { text-decoration: underline; }
.subcats span { color: var(--steel); font-size: .82rem; font-variant-numeric: tabular-nums; }
.filters { display: grid; gap: 12px; }
.filters label:not(.check) { display: grid; gap: 4px; font-size: .88rem; color: var(--steel); }
.check { display: flex; gap: 8px; align-items: center; font-size: .93rem; }
.list-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.list-head h1 { margin: 0; }
.list-head p { margin: 0; color: var(--steel); }
.empty { padding: 36px; background: var(--card); border-radius: var(--r); color: var(--steel); }

/* product cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(228px, 1fr)); gap: 14px; }
.card { background: var(--card); border-radius: var(--r); display: flex; flex-direction: column; overflow: hidden; border: 1px solid transparent; }
.card:hover { border-color: var(--line); }
.card-img { position: relative; aspect-ratio: 4 / 3; display: block; background: #fff; }
.card-img img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.volt-tag { position: absolute; left: 10px; top: 10px; background: var(--ink); color: #fff; font-family: var(--head); font-weight: 700; font-size: .9rem; padding: 2px 8px; border-radius: 4px; }
.volt-tag small { font-size: .7em; margin-left: 1px; }
.card-body { padding: 4px 14px 14px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-name { text-decoration: none; font-size: .95rem; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; min-height: 3.9em; }
.card-name:hover { text-decoration: underline; }
.card-meta { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: .8rem; color: var(--steel); }
.card-buy { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.price { font-family: var(--head); font-weight: 700; font-size: 1.3rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.price.big { font-size: clamp(2rem, 3.6vw, 2.6rem); }
.card-buy form { margin: 0; }
.card-buy button { padding: 8px 12px; font-size: .88rem; }

/* warehouse strip: the signature element */
.wh { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(var(--n, 3), 1fr); gap: 3px; }
.wh li { background: var(--canvas); border-radius: 4px; padding: 4px 6px; display: grid; line-height: 1.15; }
.wh li span { font-size: .68rem; color: var(--steel); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wh li b { font-family: var(--head); font-weight: 500; font-size: .95rem; color: var(--steel); font-variant-numeric: tabular-nums; }
.wh li.on { background: var(--stock-bg); }
.wh li.on b { color: var(--stock); font-weight: 700; }
.wh li.low b { color: var(--low); }
.order-note { font-size: .82rem; color: var(--steel); }
.wh.big { gap: 6px; }
.wh.big li { padding: 10px 12px; border-radius: var(--r-s); }
.wh.big li span { font-size: .82rem; }
.wh.big li b { font-size: 1.6rem; }

/* pager */
.pager { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 28px 0 8px; }
.pager a, .pager span { min-width: 40px; text-align: center; padding: 8px 10px; border-radius: var(--r-s); background: var(--card); text-decoration: none; font-variant-numeric: tabular-nums; }
.pager a:hover { background: var(--line); }
.pager .cur { background: var(--ink); color: #fff; font-weight: 600; }
.pager .gap { background: transparent; color: var(--steel); }

/* forms & buttons */
button, select, input, textarea { font: inherit; }
input, select, textarea { border: 1px solid var(--line); border-radius: var(--r-s); padding: 8px 10px; background: #fff; color: var(--ink); }
select { padding-right: 28px; }
button { border: 1px solid var(--ink); background: transparent; color: var(--ink); padding: 9px 16px; border-radius: var(--r-s); cursor: pointer; font-weight: 500; }
button:hover { background: var(--ink); color: #fff; }
button.primary, .card-buy button { background: var(--ink); border-color: var(--ink); color: #fff; font-weight: 600; }
button.primary:hover, .card-buy button:hover { background: #2C3A4D; }
button.signal { background: var(--signal); border-color: var(--signal); color: var(--ink); font-weight: 600; }
button.signal:hover { background: #E2B11F; }
button.link { border: 0; padding: 0; color: inherit; text-decoration: underline; background: none; }
button[disabled] { opacity: .5; cursor: default; }

/* product page */
.pgrid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 32px; align-items: start; padding-bottom: 12px; }
.gallery { background: var(--card); border-radius: var(--r); padding: 18px; }
.gallery > input { position: absolute; opacity: 0; pointer-events: none; }
.gmain { aspect-ratio: 1; display: grid; }
.gmain .gi { grid-area: 1 / 1; width: 100%; height: 100%; object-fit: contain; visibility: hidden; }
#g1:checked ~ .gmain .gi1, #g2:checked ~ .gmain .gi2, #g3:checked ~ .gmain .gi3 { visibility: visible; }
.gthumbs { display: flex; gap: 8px; margin-top: 12px; }
.gthumbs label { border: 2px solid var(--line); border-radius: var(--r-s); background: #fff; cursor: pointer; padding: 3px; }
#g1:checked ~ .gthumbs label[for=g1], #g2:checked ~ .gthumbs label[for=g2], #g3:checked ~ .gthumbs label[for=g3] { border-color: var(--ink); }
.pinfo { background: var(--card); border-radius: var(--r); padding: 22px 24px; position: sticky; top: 88px; display: grid; gap: 16px; }
.pinfo h1 { font-family: var(--text); font-weight: 600; font-size: clamp(1.25rem, 2.2vw, 1.6rem); line-height: 1.3; margin: 0; }
.pinfo dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; font-size: .93rem; }
.pinfo dt { color: var(--steel); }
.pinfo dd { margin: 0; }
.buy-row { display: flex; gap: 8px; flex-wrap: wrap; }
.buy-row input[type=number] { width: 80px; }
.buy-row button { flex: 1 1 auto; padding: 12px 18px; }
.stock-note { margin: 0; font-size: .9rem; color: var(--steel); }
.specs { background: var(--card); border-radius: var(--r); padding: 6px 24px 18px; margin-top: 18px; }
.specs dl { margin: 0; columns: 2 380px; column-gap: 44px; }
.specs dl div { break-inside: avoid; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: .93rem; }
.specs dt { color: var(--steel); }
.specs dd { margin: 0; }
.specs p { max-width: 75ch; }
.related { padding-bottom: 40px; }

/* cart */
.cart { background: var(--card); border-radius: var(--r); padding: 6px 18px 16px; margin-top: 8px; }
.cart table, .tbl { width: 100%; border-collapse: collapse; margin: 12px 0; }
.cart th, .cart td, .tbl th, .tbl td { padding: 10px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.cart th, .tbl th { font-size: .82rem; color: var(--steel); font-weight: 500; }
.cart input[type=number] { width: 72px; }
.checkout { display: grid; gap: 12px; margin: 24px 0 56px; max-width: 520px; background: var(--card); border-radius: var(--r); padding: 18px 22px 22px; }
.checkout h2 { margin: .4rem 0 0; }
.checkout label:not(.check) { display: grid; gap: 4px; font-size: .9rem; }
.checkout .actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* footer */
.foot { background: var(--ink); color: #B9C2CC; padding: 26px 0 34px; font-size: .9rem; margin-top: 24px; }
.foot p { margin: 4px 0; }
.foot b { color: #fff; font-family: var(--head); }

/* admin */
.adm { background: var(--canvas); }
.adm-top { background: var(--ink); color: var(--paper); }
.adm-top-in { display: flex; justify-content: space-between; align-items: center; min-height: 56px; flex-wrap: wrap; gap: 12px; }
.adm-top nav { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.adm-top nav a, .adm-top button.link { color: var(--paper); text-decoration: none; }
.adm-top nav a:hover { color: var(--charge); }
.adm main { padding-bottom: 80px; }
.adm h1 { font-size: 1.5rem; margin-top: 24px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 16px 0; }
.stats a { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 14px; text-decoration: none; color: var(--stone); font-size: .9rem; }
.stats b { display: block; font-family: var(--display); font-weight: 500; font-size: 1.7rem; color: var(--ink); }
.tbl { background: #fff; }
.tbl tr.dim td { color: var(--stone); background: #FAFAF8; }
.tbl img { width: 44px; height: 44px; object-fit: contain; }
.w-num { width: 90px; }
.w-wide { width: 100%; min-width: 220px; }
.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; align-items: start; }
.form-grid fieldset { background: #fff; border: 1px solid var(--line); border-radius: var(--r); display: grid; gap: 12px; padding: 16px; }
.form-grid legend { font-weight: 600; padding: 0 4px; }
.form-grid label { display: grid; gap: 4px; font-size: .9rem; }
.example { grid-column: 1 / -1; background: #FFF6D6; padding: 12px 16px; border-radius: var(--r); }
.form-grid > button { justify-self: start; }
.sticky-bar { position: sticky; bottom: 0; background: var(--canvas); border-top: 1px solid var(--line); padding: 12px 0; display: flex; gap: 16px; align-items: center; }
.login { max-width: 340px; margin: 60px auto; display: grid; gap: 14px; }
.login label { display: grid; gap: 4px; }
.order { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--line); border-radius: var(--r); padding: 12px 16px; margin: 12px 0; }
.order.st-new { border-left-color: var(--charge); }
.order.st-work { border-left-color: var(--lawn); }
.order ul { margin: 8px 0; padding-left: 18px; }

@media (max-width: 960px) {
  .listing { grid-template-columns: 1fr; }
  .side { position: static; }
  .pgrid { grid-template-columns: 1fr; }
  .pinfo { position: static; }
  .goods-tbl td:nth-child(2) { display: none; }
}
@media (max-width: 560px) {
  .hd-in { gap: 10px; }
  .search { order: 5; flex-basis: 100%; }
  .grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .card-body { padding: 4px 10px 10px; }
  .card-buy { flex-direction: column; align-items: stretch; }
  .price { font-size: 1.15rem; }
  .wh li span { font-size: .6rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
.fold summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.fold summary::-webkit-details-marker { display: none; }
.fold summary h3 { margin: 0; }
.fold summary::after { content: ""; width: 8px; height: 8px; border-right: 2px solid var(--steel); border-bottom: 2px solid var(--steel); transform: rotate(45deg); margin-top: -4px; }
.fold[open] summary::after { transform: rotate(-135deg); margin-top: 4px; }
.fold[open] summary { margin-bottom: 10px; }