/* ETC s.r.o. – www.etc.sk */
:root {
  --brand: #1f4f9a;
  --brand-2: #2f60ac;
  --brand-ink: #0f2f63;
  --accent: #f2b200;
  --accent-2: #19c1b5;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #eef2f8;
  --text: #15213a;
  --muted: #5a6781;
  --border: #dfe5ee;
  --link: #1f56b3;
  --shadow: 0 1px 2px rgba(16, 32, 66, .06), 0 6px 20px rgba(16, 32, 66, .06);
  --shadow-lg: 0 10px 40px rgba(16, 32, 66, .16);
  --radius: 14px;
  --radius-sm: 9px;
  --wrap: 1200px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand: #3b74d1;
    --brand-2: #4f86e0;
    --brand-ink: #0c1f42;
    --bg: #0d1424;
    --surface: #141d31;
    --surface-2: #1b2640;
    --text: #e6ebf5;
    --muted: #9aa7c0;
    --border: #26334f;
    --link: #8db6ff;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 var(--font); color: var(--text); background: var(--bg); }
img { max-width: 100%; height: auto; }
a { color: var(--link); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.4rem); }
h2 { font-size: 1.45rem; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 14px; z-index: 100; border-radius: 8px; }
.skip:focus { left: 8px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 960px; }
main { min-height: 60vh; outline: none; }
main > .view > .wrap { padding-top: 28px; padding-bottom: 64px; }

/* views (JS shows one at a time; without JS all are stacked) */
.js .view { display: none; }
.js .view.is-active { display: block; animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ---------------- header */
.topbar { background: var(--brand-ink); color: #c9d6ef; font-size: .85rem; }
.topbar-inner { display: flex; gap: 22px; align-items: center; min-height: 34px; }
.topbar a { color: #fff; text-decoration: none; }
.topbar .lang { margin-left: auto; opacity: .85; }
.site-header { position: sticky; top: -34px; z-index: 50; background: var(--surface); box-shadow: 0 1px 0 var(--border); }
.header-inner { display: flex; align-items: center; gap: 18px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); flex-shrink: 0; }
.brand-logo { display: grid; place-items: center; width: 64px; height: 44px; border-radius: 10px; background: linear-gradient(135deg, var(--brand-2), var(--brand)); padding: 6px 8px; }
.brand-logo img { width: 100%; height: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 1.05rem; }
.brand-text small { color: var(--muted); font-size: .78rem; }

.nav { margin-left: auto; }
.nav > ul { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav li { position: relative; }
.nav a { display: block; padding: 10px 11px; border-radius: 8px; color: var(--text); text-decoration: none; font-weight: 550; font-size: .95rem; white-space: nowrap; }
.nav a:hover, .nav a:focus-visible { background: var(--surface-2); }
.nav a.is-active { color: var(--brand); background: var(--surface-2); }
.nav .has-sub > a::after { content: ""; display: inline-block; width: 6px; height: 6px; margin-left: 7px; border: solid currentColor; border-width: 0 2px 2px 0; transform: translateY(-3px) rotate(45deg); opacity: .6; }
.nav .sub { display: none; position: absolute; left: 0; top: 100%; min-width: 260px; list-style: none; margin: 0; padding: 8px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.nav .sub a { font-weight: 500; white-space: normal; }
.nav .sub ul { list-style: none; padding: 0 0 4px 10px; margin: 0; }
.nav .sub ul a { font-size: .87rem; color: var(--muted); padding: 5px 10px; }
.nav .mega { display: none; grid-template-columns: repeat(2, minmax(240px, 1fr)); width: 560px; gap: 2px 8px; }
.nav .mega > li > a { font-weight: 650; }
@media (hover: hover) and (min-width: 1101px) {
  .nav .has-sub:hover > .sub, .nav .has-sub:focus-within > .sub { display: block; }
  .nav .has-sub:hover > .mega, .nav .has-sub:focus-within > .mega { display: grid; }
}
.nav-toggle { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--border); background: var(--surface); border-radius: 10px; cursor: pointer; padding: 11px 10px; flex-direction: column; justify-content: space-between; }
.nav-toggle span { display: block; height: 2px; background: var(--text); border-radius: 2px; transition: .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.site-search { position: relative; }
.search { display: flex; align-items: center; gap: 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 0 14px; height: 40px; }
.search:focus-within { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(47, 96, 172, .18); }
.search svg { width: 18px; height: 18px; fill: none; stroke: var(--muted); stroke-width: 2; flex-shrink: 0; }
.search input { border: 0; background: transparent; color: var(--text); font: inherit; font-size: .95rem; outline: none; width: 100%; min-width: 0; }
.site-search .search { width: 190px; transition: width .2s; }
.site-search .search:focus-within { width: 260px; }
.search-results { position: absolute; right: 0; top: calc(100% + 8px); width: min(440px, calc(100vw - 32px)); max-height: 70vh; overflow: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 6px; z-index: 60; }
.search-results a { display: block; padding: 9px 12px; border-radius: 8px; text-decoration: none; color: var(--text); }
.search-results a:hover, .search-results a.is-sel { background: var(--surface-2); }
.search-results small { display: block; color: var(--muted); font-size: .8rem; }
.search-results .empty { padding: 12px; color: var(--muted); margin: 0; }

@media (max-width: 1100px) {
  .nav-toggle { display: flex; }
  .site-search { order: 3; flex-basis: 100%; padding-bottom: 12px; }
  .site-search .search, .site-search .search:focus-within { width: 100%; }
  .header-inner { flex-wrap: wrap; row-gap: 0; min-height: 64px; }
  .nav { display: none; order: 4; flex-basis: 100%; margin: 0 -20px; padding: 0 20px 16px; max-height: calc(100vh - 140px); overflow: auto; }
  .nav.is-open { display: block; }
  .nav > ul { flex-direction: column; }
  .nav .sub, .nav .mega { display: block; position: static; box-shadow: none; border: 0; padding: 0 0 0 12px; width: auto; min-width: 0; background: none; }
  .nav .has-sub > a::after { display: none; }
  .nav .sub ul { display: none; }
}
@media (max-width: 560px) {
  .topbar span { display: none; }
  .brand-text small { display: none; }
}

/* ---------------- buttons, chips */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px; border-radius: 999px; background: var(--brand); color: #fff; font-weight: 600; text-decoration: none; border: 1px solid transparent; cursor: pointer; font: inherit; font-weight: 600; line-height: 1.2; transition: transform .15s, background .15s; }
.btn:hover { background: var(--brand-2); transform: translateY(-1px); }
.btn-light { background: #fff; color: var(--brand-ink); }
.btn-light:hover { background: #eaf1ff; }
.btn-ghost { background: transparent; color: var(--brand); border-color: currentColor; }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 7px 14px; font-size: .88rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; }
.chips a { padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); text-decoration: none; color: var(--text); font-size: .9rem; }
.chips a:hover { border-color: var(--brand-2); color: var(--brand); }

/* ---------------- hero & home */
.hero { background: radial-gradient(1200px 400px at 80% -10%, rgba(25, 193, 181, .25), transparent 60%), linear-gradient(135deg, #12346f 0%, var(--brand) 55%, var(--brand-2) 100%); color: #fff; overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding-top: 64px; padding-bottom: 72px; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--accent); margin-bottom: 14px; }
.hero h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.2rem); margin-bottom: 18px; }
.hero .lead { font-size: 1.15rem; color: #d7e3fb; max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-visual { background: rgba(4, 16, 40, .55); border: 1px solid rgba(255, 255, 255, .14); border-radius: 18px; padding: 14px; box-shadow: 0 30px 60px rgba(0, 0, 0, .3); color: #9fd6ff; }
.scope { display: block; width: 100%; height: auto; }
.trace { fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 3.2s ease forwards; }
.trace-a { stroke: var(--accent); filter: drop-shadow(0 0 6px rgba(242, 178, 0, .7)); }
.trace-b { stroke: var(--accent-2); filter: drop-shadow(0 0 6px rgba(25, 193, 181, .7)); animation-delay: .5s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { .trace { animation: none; stroke-dashoffset: 0; } .js .view.is-active { animation: none; } html { scroll-behavior: auto; } }

.block { margin: 56px 0; }
.block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.block-head h2 { margin: 0; }
.block-head h2 a { color: inherit; text-decoration: none; }
.block-head h2 a:hover { color: var(--brand); }
.block > p, .cat-desc { color: var(--muted); max-width: 820px; }
.about { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; }
.about-text { font-size: 1.04rem; }
.about-text ol { padding-left: 1.2em; }
.about-text li { margin-bottom: .4em; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.facts div { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.facts strong { display: block; font-size: 1.5rem; color: var(--brand); line-height: 1.2; }
.facts span { color: var(--muted); font-size: .9rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.panel ul { padding-left: 1.2em; margin: 0 0 1em; }
.panel li { margin-bottom: .35em; }
.quick { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.quick-link { display: block; padding: 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); text-decoration: none; color: var(--text); box-shadow: var(--shadow); border-top: 4px solid var(--brand-2); transition: transform .15s, box-shadow .15s; }
.quick-link:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.quick-link strong { display: block; font-size: 1.1rem; margin-bottom: 4px; }
.quick-link span { color: var(--muted); font-size: .92rem; }

/* ---------------- cards */
.grid { display: grid; gap: 20px; }
.cards { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); margin-bottom: 8px; }
.card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; text-decoration: none; color: var(--text); box-shadow: var(--shadow); transition: transform .15s, box-shadow .15s, border-color .15s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--brand-2); }
.card-img { aspect-ratio: 16 / 10; background: #fff; display: grid; place-items: center; border-bottom: 1px solid var(--border); overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: contain; padding: 10px; transition: transform .3s; }
.card:hover .card-img img { transform: scale(1.04); }
.card-img--empty { background: linear-gradient(135deg, var(--surface-2), var(--surface)); }
.card-img--empty svg { width: 46px; height: 46px; fill: none; stroke: var(--brand-2); stroke-width: 1.6; opacity: .6; }
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 1.05rem; margin-bottom: 6px; }
.card-body p { color: var(--muted); font-size: .9rem; margin: 0; }
.card-meta { margin-top: auto; padding-top: 10px; font-size: .8rem; color: var(--brand); font-weight: 600; }

/* ---------------- breadcrumbs */
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; font-size: .86rem; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--brand); text-decoration: underline; }
.crumbs span[aria-current] { color: var(--text); }

/* ---------------- prose */
.prose { overflow-wrap: anywhere; }
.prose img { border-radius: 8px; }
.prose img.float-left { float: left; margin: 4px 22px 12px 0; max-width: 45%; }
.prose img.float-right { float: right; margin: 4px 0 12px 22px; max-width: 45%; }
.prose::after { content: ""; display: table; clear: both; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: .3em; }
.prose h3, .prose h4 { margin-top: 1.4em; }
.table-wrap { overflow-x: auto; margin: 0 0 1.4em; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.prose table { border-collapse: collapse; width: 100%; font-size: .93rem; }
.prose td, .prose th { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; text-align: left; }
.prose tr:last-child td { border-bottom: 0; }
.prose tbody tr:nth-child(even) td { background: color-mix(in srgb, var(--surface-2) 55%, transparent); }
.prose td h3, .prose td h4, .prose td p:last-child { margin: 0; }
.prose td p { margin: 0 0 .4em; }

/* ---------------- product page */
.product-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 36px; align-items: start; margin-bottom: 32px; }
.product--text .product-head { grid-template-columns: 1fr; margin-bottom: 12px; }
.product-img { margin: 0; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); position: sticky; top: 90px; }
.product-img a { display: block; cursor: zoom-in; }
.product-img img { display: block; margin: 0 auto; max-height: 420px; object-fit: contain; }
.product-img figcaption { text-align: center; color: #5a6781; font-size: .85rem; margin-top: 8px; }
.product-summary h1 { margin-bottom: 14px; }
.intro ul { list-style: none; padding: 0; margin: 0 0 1.2em; display: grid; gap: 8px; }
.intro ul li { position: relative; padding: 9px 12px 9px 38px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; font-size: .95rem; }
.intro ul li::before { content: ""; position: absolute; left: 13px; top: 50%; width: 14px; height: 8px; border: solid var(--accent-2); border-width: 0 0 2.5px 2.5px; transform: translateY(-70%) rotate(-45deg); }
.intro ul li strong { font-weight: 600; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.specs { display: grid; grid-template-columns: max-content 1fr; gap: 0; margin: 0 0 1em; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.specs dt, .specs dd { margin: 0; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.specs dt { color: var(--muted); font-weight: 600; background: var(--surface-2); }
.specs dt:last-of-type, .specs dd:last-of-type { border-bottom: 0; }
.item-content { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 32px; box-shadow: var(--shadow); }
.item-content:empty { display: none; }
.tablist { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--border); margin: -8px -8px 24px; padding: 0 8px; }
.tablist button { font: inherit; font-weight: 600; font-size: .95rem; color: var(--muted); background: none; border: 0; border-bottom: 3px solid transparent; padding: 10px 14px; cursor: pointer; margin-bottom: -1px; }
.tablist button:hover { color: var(--text); }
.tablist button[aria-selected="true"] { color: var(--brand); border-bottom-color: var(--brand); }
.tabpanel[hidden] { display: none; }
.related { margin-top: 28px; }
.related h2 { font-size: 1.1rem; }
.related ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.related a { display: inline-block; padding: 7px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; text-decoration: none; color: var(--text); font-size: .9rem; }
.related a:hover { border-color: var(--brand-2); color: var(--brand); }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-top: 12px; }
.gallery a { display: block; aspect-ratio: 4 / 3; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); background: #fff; cursor: zoom-in; }
.gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: 0; transition: transform .3s; }
.gallery a:hover img { transform: scale(1.05); }

/* ---------------- price list */
.pricelist th.group { background: var(--surface-2); color: var(--brand); font-size: 1rem; padding-top: 14px; }
.pricelist thead th { background: var(--brand); color: #fff; font-size: .9rem; white-space: nowrap; }
.pricelist thead th h3 { font-size: .95rem; margin: 0; color: inherit; }
.pricelist td:nth-child(n+2) { white-space: nowrap; font-variant-numeric: tabular-nums; }
.pricelist td:first-child a { font-weight: 600; }
.anchor { display: block; position: relative; top: -110px; visibility: hidden; }
.note { color: var(--muted); font-size: .92rem; background: var(--surface); border-left: 4px solid var(--accent); padding: 10px 14px; border-radius: 6px; }
.lead-sm { color: var(--muted); font-size: 1.05rem; max-width: 760px; }

/* ---------------- downloads */
.dl-tools { display: flex; gap: 12px; align-items: center; margin: 8px 0 22px; position: sticky; top: 72px; z-index: 5; background: var(--bg); padding: 10px 0; }
.dl-tools .search { flex: 1; height: 46px; background: var(--surface); }
details.dl { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 10px; }
details.dl-0 { box-shadow: var(--shadow); border-radius: var(--radius); }
details.dl details.dl { margin: 8px 0; background: var(--bg); }
details.dl > summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 10px; padding: 13px 16px; font-weight: 600; border-radius: inherit; }
details.dl-0 > summary { font-size: 1.1rem; padding: 16px 20px; }
details.dl > summary::-webkit-details-marker { display: none; }
details.dl > summary::before { content: ""; width: 8px; height: 8px; border: solid var(--muted); border-width: 0 2px 2px 0; transform: rotate(-45deg); transition: transform .15s; flex-shrink: 0; margin-right: 4px; }
details.dl[open] > summary::before { transform: rotate(45deg); }
details.dl > summary:hover { color: var(--brand); }
details.dl > summary .count { margin-left: auto; font-size: .78rem; font-weight: 600; color: var(--muted); background: var(--surface-2); border-radius: 999px; padding: 2px 10px; }
.dl-body { padding: 0 16px 12px 28px; }
details.dl-0 > .dl-body { padding: 0 20px 16px; }
.dl-desc { font-size: .9rem; margin-bottom: 8px; }
.dl-desc p { margin: 0 0 .4em; }
.files { list-style: none; margin: 4px 0 8px; padding: 0; display: grid; gap: 6px; }
.file { display: flex; align-items: center; gap: 14px; padding: 10px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; text-decoration: none; color: var(--text); transition: border-color .15s, background .15s; }
.file:hover { border-color: var(--brand-2); background: color-mix(in srgb, var(--brand-2) 6%, var(--surface)); }
.ext { flex-shrink: 0; width: 46px; text-align: center; font: 700 .72rem/1 var(--mono); text-transform: uppercase; padding: 8px 0; border-radius: 6px; background: #64748b; color: #fff; }
.ext-pdf { background: #d9433b; }
.ext-exe, .ext-msi { background: var(--brand-2); }
.ext-zip, .ext-rar, .ext-7z { background: #b7791f; }
.ext-doc, .ext-docx { background: #2b6cb0; }
.ext-txt, .ext-htm, .ext-html { background: #4a5568; }
.file-main { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.file-title { font-weight: 600; }
.file-meta { font-size: .82rem; color: var(--muted); overflow-wrap: anywhere; }
.file-dl svg { width: 22px; height: 22px; fill: none; stroke: var(--brand); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.is-hidden { display: none !important; }
mark { background: color-mix(in srgb, var(--accent) 45%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }

/* ---------------- FAQ */
.faq-group { margin-bottom: 44px; scroll-margin-top: 100px; }
.faq-group h2 { padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.faq-group h3 { font-size: 1rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin: 22px 0 10px; }
details.qa { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 8px; }
details.qa > summary { cursor: pointer; padding: 14px 18px 14px 46px; font-weight: 600; position: relative; list-style: none; }
details.qa > summary::-webkit-details-marker { display: none; }
details.qa > summary::before { content: "?"; position: absolute; left: 14px; top: 13px; width: 22px; height: 22px; border-radius: 50%; background: var(--brand); color: #fff; font-size: .8rem; display: grid; place-items: center; }
details.qa[open] > summary { color: var(--brand); }
details.qa > .prose { padding: 0 18px 8px 46px; }

/* ---------------- dealers & contact */
.dealers, .contacts { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.dealer { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow); }
.dealer header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; margin-bottom: 10px; }
.dealer h2 { font-size: 1.15rem; margin: 0; }
.dealer h3 { font-size: .95rem; margin: 16px 0 6px; color: var(--brand); }
.country { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: var(--surface-2); border-radius: 999px; padding: 2px 10px; }
.addr { color: var(--muted); margin-bottom: 10px; }
.contact-dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0; font-size: .93rem; }
.contact-dl dt { color: var(--muted); }
.contact-dl dd { margin: 0; overflow-wrap: anywhere; }
.dealer .misc { font-size: .9rem; margin-top: 10px; color: var(--muted); }
.map { margin-top: 28px; position: relative; }
.map iframe { width: 100%; height: 420px; border: 1px solid var(--border); border-radius: var(--radius); display: block; background: var(--surface-2); }
.map .btn { margin-top: 12px; }

/* ---------------- footer */
.site-footer { background: #0c1d3d; color: #b8c6e2; margin-top: 40px; font-size: .93rem; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding-top: 48px; padding-bottom: 36px; }
.site-footer h2 { font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; color: #fff; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site-footer address { font-style: normal; margin-bottom: 10px; }
.footer-logo { margin-bottom: 14px; opacity: .95; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 18px; padding-bottom: 26px; font-size: .82rem; }
.footer-bottom p { margin: 0; }
.to-top { white-space: nowrap; }

/* ---------------- lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(5, 10, 22, .88); display: grid; place-items: center; padding: 40px 70px; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: calc(100vh - 80px); background: #fff; border-radius: 10px; box-shadow: 0 20px 60px rgba(0, 0, 0, .5); }
.lightbox button { position: absolute; background: rgba(255, 255, 255, .12); color: #fff; border: 0; width: 48px; height: 48px; border-radius: 50%; font-size: 28px; line-height: 1; cursor: pointer; }
.lightbox button:hover { background: rgba(255, 255, 255, .25); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 12px; top: 50%; transform: translateY(-50%); }

/* ---------------- responsive */
@media (max-width: 900px) {
  .hero-inner, .about, .two-col, .product-head { grid-template-columns: 1fr; }
  .hero-inner { padding-top: 40px; padding-bottom: 48px; gap: 28px; }
  .quick { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-img { position: static; }
  .item-content { padding: 22px 18px; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .quick, .footer-grid, .facts { grid-template-columns: 1fr; }
  .block { margin: 40px 0; }
  .panel { padding: 22px 18px; }
  .prose img.float-left, .prose img.float-right { float: none; max-width: 100%; margin: 0 0 12px; }
  .dl-tools { flex-wrap: wrap; }
  .dl-body { padding: 0 10px 10px 14px; }
  details.dl-0 > .dl-body { padding: 0 12px 12px; }
  .file { gap: 10px; padding: 10px; }
  .footer-bottom { flex-direction: column; }
  .lightbox { padding: 60px 10px; }
  .specs { grid-template-columns: 1fr; }
  .specs dt { border-bottom: 0; padding-bottom: 2px; }
}
@media print {
  .site-header, .site-footer, .dl-tools, .actions, .related { display: none !important; }
  .js .view { display: none; } .js .view.is-active { display: block; }
  body { background: #fff; }
  .item-content, .card, .panel, .dealer { box-shadow: none; }
}