/* ============================================================
   BONTE TECHNOLOGY — design system
   Modern industrial: graphite, steel, signal orange, datasheet type
   ============================================================ */
:root {
  --graphite: #0E1116;
  --panel: #1A1F26;
  --panel-2: #232A33;
  --line-dark: #2A313B;
  --paper: #F5F6F4;
  --paper-2: #ECEEEA;
  --line-light: #DDE0DA;
  --ink: #171B21;
  --ink-soft: #4B545F;
  --steel: #8794A0;
  --accent: #E8491D;
  --accent-hot: #FF5A26;
  --accent-dim: #B93A17;
  --blue: #4A6B8A;
  --ok: #1E9E5A;
  --err: #D2422A;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 3px;
  --container: 1200px;
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3.2rem); font-weight: 700; letter-spacing: -.01em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border: 1px solid transparent; border-radius: var(--radius);
  font-family: var(--font-display); font-weight: 600; font-size: .95rem;
  text-decoration: none; cursor: pointer; line-height: 1.2;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
  min-height: 44px;
}
.btn:active { transform: translateY(1px); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-hot); }
.btn-dark { background: var(--graphite); color: #fff; }
.btn-dark:hover { background: var(--panel-2); }
.btn-ghost { background: transparent; color: var(--paper); border-color: var(--steel); }
.btn-ghost:hover { border-color: var(--paper); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink-soft); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 16px 30px; font-size: 1.05rem; }
.btn-sm { padding: 8px 14px; font-size: .85rem; min-height: 36px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(14, 17, 22, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-dark);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-word {
  font-family: var(--font-display); font-weight: 700; font-size: 1.25rem;
  color: var(--paper); letter-spacing: .04em;
}
.logo-word em {
  font-style: normal; color: var(--accent); font-size: .58rem; font-weight: 600;
  letter-spacing: .28em; display: block; margin-top: -3px;
}
.main-nav { display: flex; align-items: center; gap: clamp(12px, 2vw, 26px); }
.main-nav > a {
  color: #C7CDD4; text-decoration: none; font-size: .93rem; font-weight: 500;
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.main-nav > a:hover { color: #fff; }
.main-nav > a[aria-current="page"] { color: #fff; border-bottom-color: var(--accent); }
.main-nav .nav-cta { position: relative; padding: 10px 18px; min-height: 40px; border-bottom: none; }
.basket-badge[hidden] { display: none; }
.basket-badge {
  position: absolute; top: -8px; right: -8px;
  background: #fff; color: var(--accent); font-family: var(--font-mono);
  font-size: .72rem; font-weight: 600; min-width: 20px; height: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; padding: 0 5px; border: 2px solid var(--accent);
}
.nav-toggle { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative; background: var(--graphite); color: var(--paper);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 56px 56px; opacity: .35;
}
.hero-inner {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(24px, 5vw, 64px); align-items: center;
  padding: clamp(48px, 8vw, 110px) 0;
}
.hero-kicker {
  font-family: var(--font-mono); font-size: .8rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent-hot); margin-bottom: 18px;
  display: flex; align-items: center; gap: 10px;
}
.hero-kicker::before { content: ""; width: 34px; height: 2px; background: var(--accent); }
.hero h1 { color: #fff; max-width: 15ch; }
.hero p.lead { color: #B7BFC8; font-size: clamp(1rem, 1.6vw, 1.15rem); max-width: 52ch; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.hero-media { position: relative; }
.hero-media img {
  border: 1px solid var(--line-dark); border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.hero-media::after {
  content: ""; position: absolute; right: -14px; bottom: -14px; width: 45%; height: 45%;
  border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent);
  pointer-events: none;
}
.trust-bar { position: relative; border-top: 1px solid var(--line-dark); background: rgba(26,31,38,.7); }
.trust-inner {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  padding: 18px 0; text-align: left;
}
.trust-item { display: flex; align-items: center; gap: 12px; color: #B7BFC8; font-size: .88rem; }
.trust-item svg { flex: none; color: var(--accent-hot); }

/* ---------- sections ---------- */
.section { padding: clamp(48px, 7vw, 90px) 0; }
.section-dark { background: var(--graphite); color: var(--paper); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-tint { background: var(--paper-2); }
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: clamp(24px, 4vw, 44px);
}
.section-head p { color: var(--ink-soft); max-width: 60ch; margin: 0; }
.section-dark .section-head p { color: #9AA4AF; }
.kicker {
  font-family: var(--font-mono); font-size: .75rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 10px;
}

/* ---------- category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cat-card {
  position: relative; display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 300px; padding: 24px; text-decoration: none;
  background: var(--panel); border: 1px solid var(--line-dark); border-radius: var(--radius);
  color: var(--paper); overflow: hidden; isolation: isolate;
}
.cat-card img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  z-index: -1; opacity: .85; transition: transform .35s, opacity .25s;
}
.cat-card::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(14,17,22,.05) 30%, rgba(14,17,22,.92) 85%);
}
.cat-card:hover img { transform: scale(1.04); opacity: 1; }
.cat-card .cat-num {
  position: absolute; top: 18px; left: 20px; font-family: var(--font-mono);
  color: var(--accent-hot); font-size: .8rem; letter-spacing: .15em;
}
.cat-card h3 { color: #fff; margin-bottom: 6px; font-size: 1.2rem; }
.cat-card p { color: #B7BFC8; font-size: .85rem; margin: 0 0 12px; }
.cat-card .cat-link {
  font-family: var(--font-display); font-weight: 600; font-size: .88rem; color: var(--accent-hot);
}

/* ---------- product cards ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card {
  background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius);
  display: flex; flex-direction: column; overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.product-card:hover { border-color: var(--steel); box-shadow: 0 12px 32px rgba(23,27,33,.09); }
.product-card .pc-img {
  aspect-ratio: 4 / 3; display: grid; place-items: center; background: #fff;
  border-bottom: 1px solid var(--line-light); padding: 14px;
}
.product-card .pc-img img { max-height: 100%; object-fit: contain; }
.pc-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.pc-model {
  font-family: var(--font-mono); font-size: .78rem; color: var(--accent);
  letter-spacing: .06em; text-transform: uppercase;
}
.pc-title { font-size: 1.02rem; margin: 0; }
.pc-title a { text-decoration: none; color: var(--ink); }
.pc-title a::after { content: ""; position: absolute; inset: 0; }
.product-card { position: relative; }
.pc-specs {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 8px;
}
.spec-chip {
  font-family: var(--font-mono); font-size: .72rem; color: var(--ink-soft);
  background: var(--paper-2); border: 1px solid var(--line-light);
  padding: 3px 8px; border-radius: 2px; white-space: nowrap;
}
.pc-actions { display: flex; gap: 8px; padding: 0 18px 18px; position: relative; z-index: 2; }
.pc-actions .btn { flex: 1; justify-content: center; }

/* ---------- filters ---------- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  padding: 16px; background: #fff; border: 1px solid var(--line-light);
  border-radius: var(--radius); margin-bottom: 28px;
}
.filter-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-label {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-soft);
}
.filter-chip {
  border: 1px solid var(--line-light); background: var(--paper); color: var(--ink-soft);
  font-family: var(--font-display); font-weight: 500; font-size: .85rem;
  padding: 7px 14px; border-radius: 999px; cursor: pointer; min-height: 36px;
}
.filter-chip[aria-pressed="true"] { background: var(--graphite); color: #fff; border-color: var(--graphite); }
.filter-search {
  margin-left: auto; display: flex; align-items: center; gap: 8px;
}
.filter-search input {
  border: 1px solid var(--line-light); border-radius: var(--radius);
  padding: 9px 12px; font: inherit; font-size: .9rem; min-width: 200px; background: var(--paper);
}
.filter-search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.filter-count { font-family: var(--font-mono); font-size: .78rem; color: var(--ink-soft); }
.no-results { padding: 48px; text-align: center; color: var(--ink-soft); display: none; }

/* ---------- product detail ---------- */
.breadcrumbs {
  font-size: .82rem; color: var(--ink-soft); margin: 22px 0 8px;
  font-family: var(--font-mono);
}
.breadcrumbs a { color: var(--ink-soft); text-decoration: none; }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span[aria-current] { color: var(--ink); }
.pd-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px); padding: 18px 0 64px;
}
.pd-gallery { position: sticky; top: calc(var(--header-h) + 16px); align-self: start; }
.pd-main-img {
  background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius);
  display: grid; place-items: center; aspect-ratio: 4/3; padding: 24px;
}
.pd-main-img img { max-height: 100%; object-fit: contain; }
.pd-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.pd-thumb {
  width: 84px; height: 66px; border: 1px solid var(--line-light); border-radius: var(--radius);
  background: #fff; display: grid; place-items: center; padding: 6px; cursor: pointer;
}
.pd-thumb img { max-height: 100%; object-fit: contain; }
.pd-thumb[aria-pressed="true"] { border-color: var(--accent); outline: 1px solid var(--accent); }
.pd-info .pc-model { font-size: .85rem; }
.pd-tagline { color: var(--ink-soft); font-size: 1.05rem; margin-top: -6px; }
.pd-desc { margin: 18px 0; }
.pd-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 30px; }

/* datasheet table */
.spec-table { width: 100%; border-collapse: collapse; font-size: .92rem; background: #fff; border: 1px solid var(--line-light); }
.spec-table caption {
  text-align: left; font-family: var(--font-mono); font-size: .72rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--ink-soft);
  padding: 0 0 10px;
}
.spec-table th, .spec-table td { padding: 10px 14px; border-bottom: 1px solid var(--line-light); text-align: left; }
.spec-table th { font-family: var(--font-body); font-weight: 500; color: var(--ink-soft); width: 46%; }
.spec-table td { font-family: var(--font-mono); font-size: .88rem; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }

.pd-apps { margin: 26px 0; }
.pd-apps ul { margin: 8px 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.pd-apps li {
  background: var(--paper-2); border: 1px solid var(--line-light); border-radius: 2px;
  font-size: .85rem; padding: 6px 12px;
}
.pd-datasheet { margin-top: 8px; }
.pd-datasheet summary {
  cursor: pointer; font-family: var(--font-display); font-weight: 600;
  padding: 14px 16px; background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius);
}
.pd-datasheet[open] summary { border-bottom: none; border-radius: var(--radius) var(--radius) 0 0; }
.pd-datasheet .ds-body { border: 1px solid var(--line-light); border-top: none; background: #fff; padding: 14px; }
.pd-datasheet img { margin: 0 auto; }
.ds-note { font-size: .8rem; color: var(--ink-soft); margin: 10px 0 0; text-align: center; }

/* ---------- stats band ---------- */
.stats-band { background: var(--panel); border-block: 1px solid var(--line-dark); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: clamp(32px, 5vw, 56px) 0; }
.stat-item { border-left: 2px solid var(--accent); padding-left: 18px; }
.stat-value { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 3vw, 2.2rem); color: #fff; line-height: 1.1; }
.stat-label { color: #9AA4AF; font-size: .88rem; margin-top: 4px; }

/* ---------- applications strip ---------- */
.apps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.app-card {
  background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius);
  padding: 24px; text-decoration: none; color: var(--ink); display: block;
}
.app-card:hover { border-color: var(--steel); }
.app-card .app-num { font-family: var(--font-mono); color: var(--accent); font-size: .78rem; letter-spacing: .12em; }
.app-card h3 { margin: 10px 0 8px; }
.app-card p { color: var(--ink-soft); font-size: .92rem; margin: 0; }

/* ---------- factory / about ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 64px); align-items: center; }
.split .media img { border-radius: var(--radius); border: 1px solid var(--line-dark); }
.check-list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; color: inherit; }
.check-list svg { flex: none; margin-top: 3px; color: var(--accent-hot); }
.section-dark .check-list li { color: #C7CDD4; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery-grid img {
  border: 1px solid var(--line-light); border-radius: var(--radius);
  width: 100%; aspect-ratio: 8/5; object-fit: cover;
}
.section-dark .gallery-grid img { border-color: var(--line-dark); }

/* ---------- quote / forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; font-weight: 500; font-size: .9rem; margin-bottom: 6px; }
.field label .req { color: var(--accent); }
.field input, .field textarea, .field select {
  width: 100%; border: 1px solid var(--line-light); border-radius: var(--radius);
  background: #fff; padding: 12px 14px; font: inherit; font-size: .95rem; color: var(--ink);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.field textarea { min-height: 120px; resize: vertical; }
.hp-field {
  clip-path: inset(50%); position: absolute; width: 1px; height: 1px; overflow: hidden;
}
.form-msg { display: none; padding: 14px 16px; border-radius: var(--radius); font-weight: 500; margin-top: 16px; }
.form-msg.ok { display: block; background: #E5F5EC; color: #14603A; border: 1px solid #BCE3CD; }
.form-msg.err { display: block; background: #FBEAE6; color: #8C2B1A; border: 1px solid #F0C4B8; }

/* basket */
.basket-list { display: grid; gap: 12px; margin-bottom: 24px; }
.basket-item {
  display: grid; grid-template-columns: 76px 1fr auto auto; gap: 16px; align-items: center;
  background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius); padding: 12px 16px;
}
.basket-item img { width: 76px; height: 58px; object-fit: contain; }
.basket-item .bi-model { font-family: var(--font-mono); font-size: .82rem; color: var(--accent); }
.basket-item .bi-name { font-weight: 600; font-size: .95rem; }
.basket-qty { display: flex; align-items: center; gap: 6px; }
.basket-qty input { width: 74px; padding: 8px; text-align: center; border: 1px solid var(--line-light); border-radius: var(--radius); font: inherit; }
.basket-remove {
  background: none; border: none; color: var(--ink-soft); cursor: pointer; font-size: 1.3rem;
  padding: 8px; line-height: 1;
}
.basket-remove:hover { color: var(--err); }
.basket-empty { padding: 36px; text-align: center; background: #fff; border: 1px dashed var(--line-light); border-radius: var(--radius); color: var(--ink-soft); }

/* quick quote modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(14,17,22,.7); z-index: 150;
  display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--paper); border-radius: var(--radius); max-width: 520px; width: 100%;
  max-height: 90vh; overflow: auto; padding: 28px; position: relative;
}
.modal h3 { padding-right: 40px; }
.modal-close {
  position: absolute; top: 14px; right: 14px; background: none; border: none;
  font-size: 1.6rem; cursor: pointer; color: var(--ink-soft); padding: 6px; line-height: 1;
}
.modal .form-grid { grid-template-columns: 1fr; }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 10px; }
.faq-list details { background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius); }
.faq-list summary { cursor: pointer; font-weight: 600; padding: 16px 18px; font-family: var(--font-display); }
.faq-list details p { padding: 0 18px 16px; color: var(--ink-soft); margin: 0; }

/* ---------- blog ---------- */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.post-card {
  background: #fff; border: 1px solid var(--line-light); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; position: relative;
  transition: border-color .15s, box-shadow .15s;
}
.post-card:hover { border-color: var(--steel); box-shadow: 0 12px 32px rgba(23,27,33,.09); }
.post-card .po-img { aspect-ratio: 16/9; background: var(--panel); }
.post-card .po-img img { width: 100%; height: 100%; object-fit: cover; }
.po-body { padding: 18px; display: flex; flex-direction: column; gap: 8px; }
.po-date { font-family: var(--font-mono); font-size: .75rem; color: var(--ink-soft); }
.po-body h3 a { text-decoration: none; color: var(--ink); }
.po-body h3 a::after { content: ""; position: absolute; inset: 0; }
.po-body p { color: var(--ink-soft); font-size: .9rem; margin: 0; }
.article { max-width: 760px; margin: 0 auto; padding: 24px 0 72px; }
.article-head { margin: 24px 0 28px; }
.article-cover { border-radius: var(--radius); border: 1px solid var(--line-light); margin-bottom: 28px; }
.article-body { font-size: 1.05rem; }
.article-body h2 { margin-top: 1.6em; font-size: 1.5rem; }
.article-body h3 { margin-top: 1.4em; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.2em 0; font-size: .92rem; }
.article-body th, .article-body td { border: 1px solid var(--line-light); padding: 9px 12px; text-align: left; }
.article-body th { background: var(--paper-2); font-weight: 600; }
.article-body blockquote { border-left: 3px solid var(--accent); margin: 1.2em 0; padding: 4px 0 4px 18px; color: var(--ink-soft); }
.article-body code { font-family: var(--font-mono); font-size: .88em; background: var(--paper-2); padding: 2px 5px; border-radius: 2px; }

/* ---------- CTA band + footer ---------- */
.cta-band { background: var(--accent); color: #fff; }
.cta-band-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
  padding: clamp(32px, 5vw, 52px) 0;
}
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { margin: 0; color: #FFE0D5; max-width: 60ch; }
.cta-band .btn { background: var(--graphite); color: #fff; flex: none; }
.cta-band .btn:hover { background: #000; }

.site-footer { background: var(--graphite); color: #9AA4AF; font-size: .9rem; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 32px;
  padding: clamp(40px, 6vw, 64px) 0 32px;
}
.footer-brand p { margin: 14px 0 0; max-width: 34ch; }
.footer-cert { color: var(--steel); font-size: .8rem; }
.footer-col h3 {
  color: #fff; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase;
  font-family: var(--font-mono); font-weight: 600; margin-bottom: 14px;
}
.footer-col a { display: block; color: #9AA4AF; text-decoration: none; padding: 4px 0; }
.footer-col a:hover { color: #fff; }
.footer-contact address { font-style: normal; margin-bottom: 10px; }
.footer-bottom { border-top: 1px solid var(--line-dark); padding: 18px 0; font-size: .8rem; }
.footer-bottom p { margin: 0; }

/* WhatsApp fab */
.whatsapp-fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 90;
  width: 54px; height: 54px; border-radius: 999px; background: #25D366; color: #fff;
  display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.28);
  transition: transform .15s;
}
.whatsapp-fab:hover { transform: scale(1.06); }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%) translateY(20px);
  background: var(--graphite); color: #fff; padding: 12px 20px; border-radius: var(--radius);
  border-left: 3px solid var(--accent); z-index: 160; opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s; font-size: .92rem; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* page hero (interior pages) */
.page-hero { background: var(--graphite); color: var(--paper); position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 56px 56px; opacity: .3;
}
.page-hero-inner { position: relative; padding: clamp(40px, 6vw, 72px) 0; }
.page-hero h1 { color: #fff; margin-bottom: 10px; }
.page-hero p { color: #B7BFC8; max-width: 62ch; margin: 0; }

/* ---------- hero slider ---------- */
.hero-slider { position: relative; }
.hero-slide { display: none; }
.hero-slide.active { display: grid; animation: slideIn .5s ease; }
@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.hero-nav {
  position: relative; display: flex; align-items: center; gap: 14px;
  padding-bottom: 26px; justify-content: center;
}
.hero-dot {
  width: 34px; height: 4px; border: none; background: var(--line-dark);
  cursor: pointer; padding: 0; border-radius: 2px; transition: background .2s;
}
.hero-dot[aria-current="true"] { background: var(--accent); }
.hero-arrow {
  background: none; border: 1px solid var(--line-dark); color: var(--steel);
  width: 38px; height: 38px; border-radius: var(--radius); cursor: pointer;
  font-size: 1.1rem; line-height: 1;
}
.hero-arrow:hover { color: #fff; border-color: var(--steel); }

/* ---------- model spotlight ---------- */
.spotlight {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 56px); align-items: center;
  background: var(--panel); border: 1px solid var(--line-dark); border-radius: var(--radius);
  padding: clamp(24px, 4vw, 48px); position: relative; overflow: hidden;
}
.spotlight::before {
  content: "HOT SELLING"; position: absolute; top: 22px; right: -34px; transform: rotate(45deg);
  background: var(--accent); color: #fff; font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .2em; padding: 5px 40px;
}
.spotlight .media { background: #fff; border-radius: var(--radius); padding: 18px; display: grid; place-items: center; }
.spotlight .media img { max-height: 340px; object-fit: contain; }
.spotlight h3 { color: #fff; font-size: clamp(1.3rem, 2.4vw, 1.8rem); }
.spotlight p { color: #B7BFC8; }
.spotlight .pc-specs { margin: 14px 0 20px; }
.spotlight .spec-chip { background: var(--panel-2); border-color: var(--line-dark); color: #C7CDD4; }

/* ---------- industry tabs ---------- */
.ind-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.ind-tab {
  border: 1px solid var(--line-light); background: #fff; color: var(--ink-soft);
  font-family: var(--font-display); font-weight: 600; font-size: .9rem;
  padding: 10px 18px; border-radius: var(--radius); cursor: pointer; min-height: 44px;
}
.ind-tab[aria-selected="true"] { background: var(--graphite); color: #fff; border-color: var(--graphite); }
.ind-panel { display: none; }
.ind-panel.active {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 48px); align-items: center; animation: slideIn .4s ease;
}
.ind-panel .media {
  background: #12161C; border: 1px solid var(--line-dark); border-radius: var(--radius);
  overflow: hidden;
}
.ind-panel .media svg, .ind-panel .media img { width: 100%; height: auto; display: block; }

/* ---------- capabilities ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cap-card {
  background: var(--panel); border: 1px solid var(--line-dark); border-radius: var(--radius);
  padding: 22px;
}
.cap-card .app-num { font-family: var(--font-mono); color: var(--accent-hot); font-size: .78rem; letter-spacing: .12em; }
.cap-card h3 { color: #fff; margin: 10px 0 8px; font-size: 1.05rem; }
.cap-card p { color: #9AA4AF; font-size: .9rem; margin: 0; }

/* ---------- home inquiry section ---------- */
.inq-section { background: var(--graphite); color: var(--paper); }
.inq-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 64px); }
.inq-grid h2 { color: #fff; }
.inq-grid .lead { color: #B7BFC8; }
.inq-contact { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.inq-contact li { display: flex; gap: 12px; align-items: flex-start; color: #C7CDD4; font-size: .95rem; }
.inq-contact svg { flex: none; color: var(--accent-hot); margin-top: 2px; }
.inq-contact a { color: #C7CDD4; text-decoration: none; }
.inq-contact a:hover { color: #fff; }
.inq-form {
  background: var(--panel); border: 1px solid var(--line-dark); border-radius: var(--radius);
  padding: clamp(20px, 3vw, 32px);
}
.inq-form .field label { color: #C7CDD4; }
.inq-form .field input, .inq-form .field textarea {
  background: var(--graphite); border-color: var(--line-dark); color: var(--paper);
}
.inq-form .field input::placeholder, .inq-form .field textarea::placeholder { color: #5C6875; }

/* counters */
.stat-value { font-variant-numeric: tabular-nums; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .cat-grid, .product-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; background: none; border: 1px solid var(--line-dark);
    border-radius: var(--radius); cursor: pointer; padding: 10px;
  }
  .nav-toggle span { display: block; height: 2px; background: var(--paper); transition: transform .2s, opacity .2s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .main-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--graphite); border-bottom: 1px solid var(--line-dark);
    padding: 8px 20px 20px; display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav > a { padding: 14px 4px; font-size: 1.05rem; border-bottom: 1px solid var(--line-dark); }
  .main-nav .nav-cta { margin-top: 16px; justify-content: center; }
  .hero-inner, .split, .pd-layout, .spotlight, .ind-panel.active, .inq-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-gallery { position: static; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .apps-grid, .post-grid, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .filter-search { margin-left: 0; width: 100%; }
  .filter-search input { flex: 1; }
}

@media (max-width: 520px) {
  .cat-grid, .product-grid, .apps-grid, .post-grid, .gallery-grid, .cap-grid { grid-template-columns: 1fr; }
  .trust-inner, .stats-grid { grid-template-columns: 1fr; }
  .basket-item { grid-template-columns: 60px 1fr; grid-template-rows: auto auto; }
  .basket-item img { grid-row: span 2; width: 60px; }
  .basket-qty { grid-column: 2; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .pd-ctas .btn { width: 100%; justify-content: center; }
}