:root {
    color-scheme: light;
    --ink: #000000;
    --muted: #68716b;
    --line: #d9d9ce;
    --paper: #f6f6f2;
    --wash: #edeee7;
    --accent: #f5890a;
    --accent-dark: #cc6e00;
    --success: #236447;
    --danger: #a64936;
    font-family: "Arial", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--paper); line-height: 1.55; }
a { color: var(--accent); text-underline-offset: .18em; }
a:hover { color: var(--accent-dark); }
.site-header { min-height: 76px; padding: 12px max(28px, calc((100% - 1440px) / 2)); display: flex; align-items: center; gap: 28px; border-bottom: 1px solid var(--line); background: #fff; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: 1.12rem; font-weight: 750; text-decoration: none; white-space: nowrap; }
.brand img { display: block; width: 42px; height: 42px; object-fit: contain; }
.category-menu { position: relative; }
.category-menu summary { cursor: pointer; padding: 8px 12px; border: 1px solid var(--line); border-radius: 7px; list-style-position: inside; }
.category-menu nav { position: absolute; z-index: 5; top: calc(100% + 8px); left: 0; min-width: 250px; max-height: min(70vh, 540px); overflow: auto; padding: 12px 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 12px 32px #17252b1c; }
.category-tree { margin: 0; padding-left: 18px; list-style: none; }
.category-tree li { margin: 5px 0; }
.category-tree a { display: inline-block; padding: 2px 0; }
.page-links { display: flex; flex-wrap: wrap; gap: 16px; margin-left: auto; }
.page-links a, .header-phone { color: var(--ink); font-size: .92rem; text-decoration: none; }
.header-phone { font-weight: 700; white-space: nowrap; }
.page-shell { width: min(1440px, calc(100% - 56px)); margin: 0 auto; padding: 42px 0 80px; }
.catalog-intro { max-width: 760px; margin: 0 0 28px; }
.eyebrow { margin: 0 0 9px; color: var(--accent); font-size: .75rem; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 12px; font-size: clamp(2rem, 4vw, 3.1rem); line-height: 1.12; letter-spacing: -.035em; }
h2 { line-height: 1.22; }
.lead { max-width: 680px; color: var(--muted); font-size: 1.08rem; }
.catalog-categories { margin: 0 0 28px; }
.catalog-categories h2 { margin: 0 0 10px; font-size: 1.15rem; }
.catalog-categories-panel { max-height: 220px; overflow-y: auto; padding: 0 14px 10px; background: #fff; border: 1px solid var(--line); border-radius: 3px; }
.catalog-categories-panel > summary { position: sticky; top: 0; z-index: 2; display: flex; min-height: 44px; align-items: center; justify-content: space-between; margin: 0 -14px 6px; padding: 8px 14px; background: #fff; cursor: pointer; font-size: .9rem; font-weight: 750; list-style: none; }
.catalog-categories-panel > summary::-webkit-details-marker { display: none; }
.catalog-categories-panel > summary::after { content: "+"; font-size: 1.2rem; font-weight: 400; }
.catalog-categories-panel[open] > summary::after { content: "−"; }
.catalog-category-nav > .catalog-category-link { display: inline-block; margin-bottom: 5px; font-weight: 700; }
.catalog-category-tree { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 4px 10px; margin: 0; padding: 8px 0 0; border-top: 1px solid var(--line); list-style: none; }
.catalog-category-tree .catalog-category-tree { grid-template-columns: 1fr; gap: 0; padding: 0 0 0 12px; border: 0; }
.catalog-category-tree li { min-width: 0; margin: 2px 0; }
.catalog-category-branch > summary { cursor: pointer; }
.catalog-category-link { display: inline-block; padding: 8px 10px; color: #4d5853; font-size: .84rem; text-decoration: none; }
.catalog-category-link:hover { background: #f3f3ed; }
.catalog-category-link[aria-current="page"] { color: var(--ink); background: #fff1df; box-shadow: inset 3px 0 var(--accent); font-weight: 700; text-decoration: none; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 16px 0 24px; color: var(--muted); font-size: .9rem; }
.contact-overview { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 420px); align-items: start; gap: 28px; margin: 28px 0 38px; }
.contact-details { padding: 22px; background: #fff; border: 1px solid var(--line); }
.contact-details dl { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 8px 16px; margin: 0 0 18px; }
.contact-details dt, .contact-details dd { margin: 0; }
.contact-poster { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.breadcrumbs a { text-decoration: none; }
.filter-panel { display: flex; flex-wrap: wrap; align-items: end; gap: 12px; margin: 22px 0 34px; padding: 18px; background: transparent; border: 1px solid var(--line); border-radius: 3px; }
label { display: grid; gap: 6px; color: #39474e; font-size: .85rem; font-weight: 650; }
input, select, textarea { width: 100%; min-height: 43px; padding: 9px 11px; color: var(--ink); background: var(--paper); border: 1px solid #c8d2d6; border-radius: 6px; font: inherit; font-weight: 400; }
input:focus, select:focus, textarea:focus { outline: 2px solid #28655750; border-color: var(--accent); }
.filter-panel label { min-width: 142px; flex: 1 1 150px; }
.filter-panel .search-field { flex: 2 1 260px; }
.filter-panel .availability-filter { display: flex; align-items: center; gap: 8px; min-width: 160px; padding: 10px 0; }
.availability-filter input { width: 18px; min-height: 18px; margin: 0; accent-color: var(--accent); }
button, .button-link { min-height: 43px; padding: 10px 17px; color: var(--ink); background: var(--accent); border: 0; border-radius: 3px; font: inherit; font-weight: 750; text-decoration: none; cursor: pointer; }
button:hover, .button-link:hover { color: #fff; background: var(--accent-dark); }
.reset-link { padding: 9px 2px; font-size: .9rem; }
.results-heading { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.results-heading h2 { margin-bottom: 0; font-size: 1.12rem; }
.equipment-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.equipment-card { overflow: hidden; background: var(--paper); border: 1px solid var(--line); border-radius: 3px; transition: border-color .18s ease; }
.equipment-card:hover { border-color: var(--accent-dark); }
.card-photo { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: #e5e6df; }
.card-photo .stock { position: absolute; z-index: 1; top: 10px; left: 10px; margin: 0; }
.card-photo img, .detail-gallery img { width: 100%; height: 100%; object-fit: cover; }
.photo-placeholder { display: grid; width: 100%; height: 100%; place-items: center; padding: 20px; color: #748188; background: linear-gradient(140deg, #eef2f1, #e5ebea); font-size: .9rem; }
.card-content { padding: 18px; }
.card-content h2 { margin: 0 0 9px; font-size: 1.12rem; }
.card-content h2 a { color: var(--ink); text-decoration: none; }
.stock { display: inline-flex; margin: 0 0 12px; padding: 3px 8px; border-radius: 4px; font-size: .8rem; font-weight: 700; }
.in-stock { color: var(--success); background: #e8f4ed; }
.out-stock { color: var(--danger); background: #f8ece8; }
.card-price { margin-bottom: 8px; font-size: 1.06rem; font-weight: 750; }
.card-price span { color: var(--muted); font-size: .85rem; font-weight: 450; }
.card-rates { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding-top: 10px; border-top: 1px solid var(--line); font-size: .85rem; }
.card-rates span { color: var(--muted); }
.card-rates strong { font-variant-numeric: tabular-nums; }
.card-description { margin: 0 0 12px; color: var(--muted); font-size: .91rem; }
.text-link { font-weight: 700; }
.empty-state { padding: 48px 20px; background: var(--wash); border-radius: 12px; text-align: center; }
.empty-state p { margin-bottom: 0; color: var(--muted); }
.pagination-wrap { display: flex; justify-content: center; align-items: center; gap: 16px; margin-top: 28px; }
.pagination-wrap a, .pagination-disabled { display: inline-flex; min-height: 40px; align-items: center; padding: 7px 12px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; }
.pagination-disabled { color: var(--muted); background: var(--wash); }
.pagination-current { color: var(--muted); font-size: .9rem; }
.equipment-detail { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr); gap: clamp(28px, 6vw, 72px); align-items: start; }
.detail-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.detail-gallery img, .detail-placeholder { aspect-ratio: 4 / 3; border-radius: 10px; }
.detail-gallery img:first-child:nth-last-child(1) { grid-column: 1 / -1; }
.detail-placeholder { grid-column: 1 / -1; }
.detail-copy h1 { font-size: clamp(2rem, 3.4vw, 2.8rem); }
.price-list { display: grid; gap: 0; margin: 22px 0; border-top: 1px solid var(--line); }
.price-list div { display: flex; justify-content: space-between; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.price-list span { color: var(--muted); }
.description { margin: 22px 0; white-space: normal; }
.detail-categories { margin: 20px 0; color: var(--muted); font-size: .9rem; }
.detail-categories a { margin-left: 6px; }
.inquiry-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 22px; }
.detail-inquiry-actions { margin-top: 18px; }
.inquiry-section { margin-top: 76px; padding-top: 42px; border-top: 1px solid var(--line); }
.section-heading { max-width: 640px; margin-bottom: 22px; }
.section-heading p:last-child { color: var(--muted); }
.section-heading h2 { margin-bottom: 8px; font-size: 1.8rem; }
.inquiry-form { display: grid; align-content: start; gap: 12px; padding: 20px; background: var(--wash); border: 1px solid var(--line); border-radius: 10px; }
.inquiry-form[hidden], .inquiry-extra-fields[hidden] { display: none; }
.inquiry-extra-fields { display: grid; gap: 12px; min-width: 0; margin: 0; padding: 0; border: 0; }
.inquiry-form textarea { resize: vertical; }
.requested-start-fields { display: grid; grid-template-columns: minmax(0, 2fr) repeat(2, minmax(100px, 1fr)); gap: 12px; min-width: 0; padding: 0; border: 0; }
.requested-start-hint { margin: -6px 0 0; color: var(--muted); font-size: .82rem; }
.inquiry-form button { justify-self: start; margin-top: 2px; }
.field-error { margin: -9px 0 0; color: #a1362b; font-size: .82rem; }
.form-errors { margin: 0 0 18px; padding: 12px 16px; color: #8c2d24; background: #f8ece8; border-radius: 7px; }
.form-errors p { margin: 0; }
.form-errors p + p { margin-top: 5px; }
.honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.notice { margin: 0 0 24px; padding: 12px 16px; border-radius: 7px; }
.success { color: var(--success); background: #e8f4ed; }
.site-footer { display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 25px max(24px, calc((100% - 1200px) / 2)); color: var(--muted); background: var(--wash); border-top: 1px solid var(--line); }
.site-footer div { display: flex; flex-wrap: wrap; gap: 14px; }
.site-footer strong { color: var(--ink); }
.site-footer a { white-space: nowrap; }

@media (max-width: 900px) {
    .site-header { gap: 14px; }
    .contact-overview { grid-template-columns: minmax(0, 1fr) minmax(220px, 340px); gap: 18px; }
    .page-links { gap: 10px; }
    .equipment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .equipment-detail { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 640px) {
    .site-header { position: relative; min-height: 64px; flex-wrap: wrap; padding: 10px 18px; gap: 10px 14px; }
    .brand { flex: 1; }
    .page-links { order: 3; width: 100%; justify-content: space-between; padding-top: 6px; border-top: 1px solid var(--line); }
    .page-links a { font-size: .83rem; }
    .header-phone { font-size: .87rem; }
    .page-shell { width: calc(100% - 36px); padding: 32px 0 55px; }
    .contact-overview { grid-template-columns: 1fr; gap: 18px; }
    .contact-details { padding: 16px; }
    .contact-details dl { grid-template-columns: 1fr; gap: 3px; }
    .contact-details dd + dt { margin-top: 10px; }
    .contact-poster { width: min(100%, 420px); margin-inline: auto; }
    .filter-panel { gap: 10px; padding: 14px; }
    .catalog-categories-panel { max-height: 220px; }
    .catalog-category-tree { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .filter-panel label, .filter-panel .search-field { flex-basis: calc(50% - 8px); }
    .filter-panel .search-field { flex-basis: 100%; }
    .filter-panel button { flex: 1; }
    .equipment-grid { grid-template-columns: 1fr; gap: 14px; }
    .equipment-card { display: grid; grid-template-columns: minmax(120px, .8fr) 1.2fr; }
    .card-photo { aspect-ratio: auto; min-height: 100%; }
    .card-content { padding: 14px; }
    .card-content h2 { font-size: 1rem; }
    .equipment-detail { grid-template-columns: 1fr; }
    .catalog-category-tree { grid-template-columns: 1fr; }
    .detail-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .inquiry-section { margin-top: 54px; padding-top: 32px; }
    .requested-start-fields { grid-template-columns: 1fr 1fr; }
    .requested-start-fields label:first-child { grid-column: 1 / -1; }
    .site-footer { align-items: flex-start; flex-direction: column; padding: 22px 18px; }
}