/* Avancetech · responsive corporate website · no external dependencies */
:root {
  --navy: #071b3d;
  --ink: #112748;
  --blue: #0059ee;
  --blue-dark: #0043b9;
  --blue-soft: #eaf2ff;
  --cyan: #2bb7ef;
  --muted: #56667e;
  --line: #dce4ef;
  --surface: #f3f6fa;
  --white: #fff;
  --radius: 6px;
  --header-height: 90px;
  --container: 1280px;
  --shadow: 0 14px 36px rgb(16 42 83 / 8%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 24px); }
body {
  margin: 0; color: var(--ink); background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--blue); text-decoration: none; text-underline-offset: 4px; }
a:hover { color: var(--blue-dark); }
button, input, select, textarea { font: inherit; }
button, a, input, select, textarea, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button, input, textarea, select { border-radius: var(--radius); }
button { touch-action: manipulation; }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { color: var(--navy); font-weight: 700; line-height: 1.15; letter-spacing: -.035em; overflow-wrap: break-word; }
h1 { font-size: clamp(2.75rem, 4.7vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.1vw, 2.8rem); }
h3 { font-size: 1.35rem; line-height: 1.26; letter-spacing: -.025em; }
h4 { font-size: 1.08rem; }
p { overflow-wrap: break-word; }
p + p { margin-top: 1rem; }
ul, ol { margin: 0; padding: 0; }
ul { list-style: none; }
::selection { background: #cce0ff; color: var(--navy); }
:focus-visible { outline: 3px solid #1478ff; outline-offset: 5px; }
[hidden] { display: none !important; }
.container { width: min(var(--container), calc(100% - 96px)); margin-inline: auto; }
.sr-only {
  position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important;
  margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important;
  white-space: nowrap !important; border: 0 !important;
}
.skip-link {
  position: fixed; top: 12px; left: 16px; z-index: 1000; padding: 12px 18px;
  background: var(--navy); color: #fff; transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); color: #fff; }
.eyebrow, .section-kicker, .card-category {
  display: block; margin-bottom: 16px; color: var(--blue); font-size: .73rem;
  font-weight: 750; line-height: 1.5; letter-spacing: .16em; text-transform: uppercase;
}
.text-accent { color: var(--blue); }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); line-height: 1.6; color: var(--muted); }
.button-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; padding: 13px 23px; border: 1px solid var(--blue); border-radius: 3px;
  color: #fff; background: var(--blue); font-size: .93rem; font-weight: 650;
  line-height: 1.4; text-align: center; text-decoration: none; transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.button:hover { color: #fff; background: var(--blue-dark); border-color: var(--blue-dark); }
.button-small { min-height: 42px; padding: 9px 17px; font-size: .88rem; }
.button-outline { color: var(--blue); background: transparent; }
.button-outline:hover { color: #fff; background: var(--blue); }
.button-light { color: var(--navy); background: #fff; border-color: #fff; }
.button-light:hover { color: var(--navy); background: #e9f1ff; border-color: #e9f1ff; }
.button-ghost { color: var(--blue); background: transparent; border-color: transparent; padding-inline: 5px; }
.button-ghost:hover { color: var(--blue-dark); background: transparent; border-color: transparent; text-decoration: underline; }
.text-link { display: inline-flex; align-items: center; gap: 9px; font-weight: 650; line-height: 1.5; }
.text-link:hover { text-decoration: underline; }
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgb(255 255 255 / 97%);
  border-bottom: 1px solid var(--line); transition: box-shadow .18s ease;
}
.site-header.is-scrolled { box-shadow: 0 5px 25px rgb(7 27 61 / 7%); }
.header-inner { min-height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; }
.brand img { width: 208px; max-height: 68px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 27px; }
.nav-link { position: relative; display: inline-flex; align-items: center; min-height: 44px; color: var(--navy); font-size: .875rem; font-weight: 650; line-height: 1.4; }
.nav-link:hover, .nav-link[aria-current="page"], .nav-link.is-active { color: var(--blue); }
.nav-link[aria-current="page"]::after, .nav-link.is-active::after { content: ""; position: absolute; bottom: 2px; height: 2px; left: 0; right: 0; background: var(--blue); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 11px; border: 1px solid var(--line); background: #fff; }
.menu-toggle span { display: block; height: 2px; width: 100%; background: var(--navy); margin: 4px 0; transition: transform .18s ease, opacity .18s ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.hero { overflow: hidden; background: linear-gradient(125deg, #fff 30%, #f0f5fc 100%); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: minmax(0,.88fr) minmax(0,1.12fr); min-height: 610px; align-items: center; gap: 52px; padding-block: 56px; }
.hero-copy { padding-block: 22px; min-width: 0; }
.hero-copy h1 { margin-bottom: 24px; }
.hero-copy .lead { max-width: 550px; margin-bottom: 16px; }
.hero-copy > p:not(.lead) { max-width: 500px; color: var(--muted); }
.hero-copy .button-row { margin-top: 30px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.hero-tags span { padding: 5px 11px; border: 1px solid #d6e3f5; background: rgb(255 255 255 / 76%); color: #3c577b; font-size: .72rem; font-weight: 600; }
.hero-visual { position: relative; min-width: 0; border-radius: var(--radius); overflow: hidden; background: #d8e5f3; }
.hero-visual > img { display: block; width: 100%; aspect-ratio: 1.14; object-fit: cover; object-position: 59% center; }
.visual-caption { position: absolute; left: 0; right: 0; bottom: 0; padding: 36px 24px 20px; color: #fff; background: linear-gradient(transparent, rgb(4 24 57 / 80%)); font-size: .8rem; line-height: 1.6; }
.visual-caption strong { display: block; color: #fff; font-size: .9rem; }
.image-note { margin-top: 10px; color: var(--muted); font-size: .75rem; line-height: 1.5; }
.trust-strip { border-bottom: 1px solid var(--line); background: #fff; }
.trust-items { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding-block: 24px; }
.trust-item { display: flex; align-items: center; gap: 12px; font-size: .82rem; font-weight: 600; color: #4d617c; }
.trust-item svg { width: 25px; height: 25px; flex: 0 0 auto; color: var(--blue); }
.section, .split-section { padding-block: 88px; }
.section-soft { background: var(--surface); }
.section-dark { color: #ccd8ec; background: var(--navy); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark .eyebrow, .section-dark .section-kicker { color: #86c4ff; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 38px; }
.section-heading > div { max-width: 770px; }
.section-heading .section-kicker, .section-heading .eyebrow { margin-bottom: 10px; }
.section-heading p { max-width: 620px; margin-top: 18px; color: var(--muted); }
.section-heading > .text-link { flex-shrink: 0; padding-bottom: 4px; }
.section-anchor { scroll-margin-top: calc(var(--header-height) + 28px); }
.business-grid, .product-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; }
.business-card { display: flex; flex-direction: column; min-width: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.card-media { display: block; position: relative; overflow: hidden; background: #e5ecf5; }
.card-media img { width: 100%; aspect-ratio: 1.65; object-fit: cover; transition: transform .35s ease; }
.business-card:hover .card-media img { transform: scale(1.025); }
.card-body { position: relative; display: flex; flex-direction: column; flex: 1; padding: 26px; }
.card-category { margin-bottom: 12px; font-size: .68rem; letter-spacing: .12em; }
.card-body h3 { margin-bottom: 14px; }
.card-body h3 a { color: var(--navy); }
.card-body p { color: var(--muted); font-size: .92rem; line-height: 1.7; }
.card-body .card-meta { color: var(--ink); font-size: .79rem; font-weight: 650; margin-top: 14px; }
.card-body .text-link { margin-top: 24px; padding-top: 5px; font-size: .88rem; }
.card-number { position: absolute; top: 22px; right: 22px; color: #c9d5e5; font-size: .8rem; font-weight: 700; }
.capability-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.capability-card { min-width: 0; padding: 28px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius); }
.capability-icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin-bottom: 23px; background: var(--blue-soft); color: var(--blue); border-radius: 4px; }
.capability-icon svg { width: 28px; height: 28px; }
.capability-card h3 { margin-bottom: 12px; font-size: 1.08rem; }
.capability-card p { color: var(--muted); font-size: .88rem; line-height: 1.65; }
.split-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 72px; align-items: center; }
.split-grid > * { min-width: 0; }
.split-media { position: relative; }
.split-media img { width: 100%; aspect-ratio: 1.12; object-fit: cover; border-radius: var(--radius); }
.split-copy h2 { margin-bottom: 24px; }
.split-copy > p { color: var(--muted); }
.split-copy .button-row { margin-top: 28px; }
.check-list { display: grid; gap: 15px; margin-top: 26px; }
.check-list li { position: relative; padding-left: 30px; color: #3e5575; font-size: .94rem; }
.check-list li::before { content: "✓"; position: absolute; top: 0; left: 0; color: var(--blue); font-weight: 750; }
.journey-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 26px; }
.journey-step { position: relative; min-width: 0; padding-top: 26px; border-top: 1px solid var(--line); }
.step-index { display: inline-block; margin-bottom: 20px; color: var(--blue); font-size: .82rem; font-weight: 700; letter-spacing: .08em; }
.journey-step h3 { font-size: 1.12rem; margin-bottom: 13px; }
.journey-step p { color: var(--muted); font-size: .9rem; }
.cta-band { padding-block: 52px; background: var(--blue); color: #dceaff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.cta-inner > div:first-child { max-width: 820px; }
.cta-inner h2, .cta-inner h3 { color: #fff; font-size: clamp(1.8rem,2.8vw,2.5rem); }
.cta-inner p { margin-top: 14px; color: #e0ebff; }
.cta-inner .button-row { flex-shrink: 0; }
.site-footer { color: #a7b8d1; background: #061630; }
.footer-top { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.35fr); gap: 72px; padding-block: 64px 46px; }
.footer-brand img { width: 204px; max-width: 100%; margin-bottom: 22px; background: #fff; padding: 8px 12px; border-radius: 2px; }
.footer-brand > p { max-width: 340px; font-size: .88rem; color: #b3c1d7; }
.footer-brand .text-link { margin-top: 20px; color: #fff; font-size: .88rem; }
.footer-columns { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; }
.footer-column h3, .footer-column h4 { color: #fff; font-size: .88rem; margin-bottom: 19px; letter-spacing: 0; }
.footer-column ul { display: grid; gap: 11px; }
.footer-column a { color: #b4c2d8; font-size: .83rem; line-height: 1.6; }
.footer-column a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-block: 24px; border-top: 1px solid #24334c; font-size: .75rem; }
.footer-bottom a { color: #c1cce0; }
.footer-note { max-width: 580px; color: #a5b5cd; line-height: 1.6; }
.page-hero { padding-block: 34px 62px; overflow: hidden; background: linear-gradient(125deg,#f8faff,#eaf1fb); border-bottom: 1px solid var(--line); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 34px; font-size: .76rem; color: var(--muted); }
.breadcrumb a { color: #526680; }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span[aria-current="page"] { color: var(--navy); }
.page-hero-grid { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,1fr); align-items: center; gap: 64px; }
.page-hero-copy { min-width: 0; }
.page-hero-copy h1 { margin-bottom: 22px; font-size: clamp(2.4rem,4vw,3.8rem); }
.page-hero-copy .lead { font-size: 1.08rem; }
.page-hero-copy .button-row { margin-top: 27px; }
.page-hero-media { position: relative; min-width: 0; }
.page-hero-media img { width: 100%; aspect-ratio: 1.48; object-fit: cover; border-radius: var(--radius); }
.page-hero-media .image-note { padding-inline: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 26px; }
.feature-card { position: relative; min-width: 0; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.feature-index { display: inline-block; color: var(--blue); font-size: .73rem; font-weight: 700; letter-spacing: .1em; margin-bottom: 23px; }
.feature-card h3 { margin-bottom: 16px; }
.feature-card p { color: var(--muted); font-size: .95rem; }
.applications-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 26px; }
.application-card { min-width: 0; padding: 29px; background: #fff; border-top: 3px solid var(--blue); border-radius: 0 0 var(--radius) var(--radius); }
.application-card h3 { font-size: 1.18rem; margin-bottom: 14px; }
.application-card p { font-size: .92rem; color: var(--muted); }
.section-dark .application-card { border: 1px solid #324564; background: #0f274b; }
.section-dark .application-card p { color: #b8c7dd; }
.faq-layout { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: 72px; }
.faq-layout > div:first-child > p { color: var(--muted); margin-top: 20px; }
.faq-list { border-top: 1px solid var(--line); min-width: 0; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { position: relative; list-style: none; cursor: pointer; padding: 23px 44px 23px 0; color: var(--navy); font-size: 1rem; font-weight: 650; line-height: 1.5; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { position: absolute; right: 4px; top: 20px; content: "+"; color: var(--blue); font-size: 1.45rem; font-weight: 400; }
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { color: var(--blue); }
.faq-item p { padding: 0 38px 24px 0; font-size: .94rem; color: var(--muted); line-height: 1.8; }
.product-tools { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 20px; }
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-button { min-height: 43px; border: 1px solid var(--line); padding: 10px 16px; border-radius: 3px; color: var(--ink); background: #fff; font-size: .84rem; line-height: 1.4; }
.filter-button:hover { color: var(--blue); border-color: #88b7ff; background: #f7faff; }
.filter-button[aria-pressed="true"] { color: #fff; background: var(--blue); border-color: var(--blue); }
.search-field { display: grid; gap: 7px; min-width: 260px; max-width: 380px; }
.search-field label { color: var(--navy); font-size: .8rem; font-weight: 650; }
.search-field input { width: 100%; min-height: 46px; padding: 10px 14px; border: 1px solid #b8c8dd; border-radius: 3px; color: var(--navy); background: #fff; }
.search-field input::placeholder { color: #74839a; }
.product-count { margin-bottom: 25px; color: var(--muted); font-size: .84rem; }
.product-card { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: box-shadow .18s ease, border-color .18s ease; }
.product-card:hover { box-shadow: var(--shadow); border-color: #b7ccec; }
.product-card > a { display: flex; flex-direction: column; height: 100%; color: inherit; }
.product-card > a > img { width: 100%; aspect-ratio: 1.5; object-fit: cover; background: #eaf0f7; }
.product-body { display: flex; flex-direction: column; flex: 1; padding: 25px; }
.product-body .eyebrow { font-size: .66rem; margin-bottom: 12px; }
.product-body h3 { font-size: 1.2rem; margin-bottom: 14px; }
.product-body > p { color: var(--muted); font-size: .9rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.tag-list span, .tag-list li { padding: 4px 8px; font-size: .67rem; font-weight: 600; line-height: 1.5; color: #425c81; background: #edf3fb; border-radius: 2px; overflow-wrap: anywhere; }
.empty-state { padding: 60px 24px; border: 1px dashed #a8bbd6; border-radius: var(--radius); background: #f7faff; text-align: center; color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); align-items: start; gap: 58px; }
.contact-panel { padding: 34px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.contact-panel h2 { font-size: 1.8rem; margin-bottom: 20px; }
.contact-panel > p { color: var(--muted); font-size: .93rem; }
.contact-list { display: grid; gap: 22px; margin-block: 30px; }
.contact-list li { display: grid; gap: 6px; }
.contact-list strong { color: var(--navy); font-size: .83rem; }
.contact-list a, .contact-list span { font-size: .9rem; overflow-wrap: anywhere; }
.contact-form { min-width: 0; }
.contact-form > h2 { font-size: 1.9rem; margin-bottom: 14px; }
.contact-form > p { color: var(--muted); margin-bottom: 26px; }
.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 23px 22px; }
.form-field { min-width: 0; display: grid; gap: 8px; align-content: start; }
.form-field.full, .form-field-full { grid-column: 1 / -1; }
.form-field label { color: var(--navy); font-size: .86rem; font-weight: 650; }
.form-field label span { color: var(--blue); }
.form-field input, .form-field select, .form-field textarea { width: 100%; min-width: 0; max-width: 100%; padding: 12px 14px; min-height: 49px; border: 1px solid #afc0d7; border-radius: 3px; background: #fff; color: var(--navy); font-size: .94rem; }
.form-field input:hover, .form-field select:hover, .form-field textarea:hover { border-color: #7f9fc8; }
.form-field input::placeholder, .form-field textarea::placeholder { color: #7b899d; }
.form-field textarea { min-height: 150px; resize: vertical; }
.form-field select { cursor: pointer; }
.checkbox-field { display: flex; align-items: flex-start; gap: 11px; margin-block: 24px; color: var(--muted); font-size: .83rem; line-height: 1.7; }
.checkbox-field input { width: 18px; min-width: 18px; height: 18px; margin-top: 5px; accent-color: var(--blue); cursor: pointer; }
.checkbox-field label { cursor: pointer; }
.form-note { margin-top: 16px; font-size: .8rem; color: var(--muted); line-height: 1.7; }
.form-status { display: block; margin-top: 18px; padding: 14px 16px; border-left: 3px solid var(--blue); color: #21466f; background: #edf5ff; font-size: .87rem; }
.form-status:empty { display: none; }
.form-status.error, .form-status[data-state="error"] { border-color: #b83939; background: #fff0f0; color: #8b2323; }
.enquiry-preview { margin-top: 30px; padding: 27px; border: 1px solid #b5cdec; border-radius: var(--radius); background: #f2f7fe; }
.enquiry-preview h3 { margin-bottom: 12px; }
.enquiry-preview p { color: var(--muted); font-size: .87rem; }
.enquiry-preview textarea { display: block; width: 100%; min-height: 200px; margin-block: 18px; padding: 14px; resize: vertical; border: 1px solid #b4c4d9; background: #fff; color: var(--ink); font-size: .84rem; line-height: 1.7; }
.enquiry-preview .button-row { gap: 10px; }
.draft-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.draft-actions button { padding: 6px 0; border: 0; background: transparent; color: var(--blue); font-size: .78rem; font-weight: 600; min-height: 32px; }
.draft-actions button:hover { color: var(--blue-dark); text-decoration: underline; }
.note-box { padding: 22px 25px; background: #eef4fc; border-left: 3px solid var(--blue); color: #48617f; font-size: .87rem; line-height: 1.75; }
.note-box h3 { margin-bottom: 12px; font-size: 1.1rem; }
.note-box p { color: inherit; }
.back-to-top, button[data-back-to-top] { position: fixed; right: 24px; bottom: 24px; z-index: 70; display: inline-flex; align-items: center; justify-content: center; min-width: 46px; min-height: 46px; border: 1px solid #c5d5ec; border-radius: 4px; color: var(--blue); background: #fff; box-shadow: 0 4px 20px rgb(7 27 61 / 10%); font-size: 1.1rem; }
.back-to-top:hover, button[data-back-to-top]:hover { color: #fff; border-color: var(--blue); background: var(--blue); }
@media (min-width: 1180px) {
  .capability-grid { grid-template-columns: repeat(6,minmax(0,1fr)); gap: 14px; }
  .capability-card { padding: 23px 18px; }
  .capability-card h3 { font-size: 1rem; }
  .capability-card p { font-size: .81rem; }
}
@media (max-width: 1179px) {
  .container { width: min(var(--container),calc(100% - 64px)); }
  .nav-links { gap: 19px; }
  .nav-link { font-size: .78rem; }
  .header-inner { gap: 22px; }
  .brand img { width: 190px; }
  .hero-grid { gap: 32px; min-height: 560px; }
  .hero-copy h1 { font-size: clamp(2.65rem,4.8vw,3.6rem); }
  .hero-copy .button-row { gap: 10px; }
  .hero-copy .button { font-size: .83rem; padding-inline: 17px; }
  .split-grid, .page-hero-grid { gap: 44px; }
  .business-grid, .product-grid { gap: 20px; }
  .card-body, .product-body { padding: 22px; }
  .card-body h3 { font-size: 1.18rem; }
  .footer-top { gap: 45px; }
  .footer-columns { gap: 20px; }
}
@media (max-width: 979px) {
  :root { --header-height: 80px; }
  .header-inner { min-height: var(--header-height); }
  .brand img { width: 194px; max-height: 60px; }
  .menu-toggle { display: block; }
  .site-nav {
    position: fixed; top: var(--header-height); right: 0; left: 0; bottom: 0;
    padding: 26px 32px 50px; background: #fff; overflow-y: auto; overscroll-behavior: contain;
    visibility: hidden; opacity: 0; pointer-events: none; transform: translateY(-8px);
    transition: visibility .18s ease, opacity .18s ease, transform .18s ease;
  }
  .site-nav.is-open { visibility: visible; opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav-links { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .nav-link { display: flex; min-height: 62px; padding: 17px 0; border-bottom: 1px solid var(--line); font-size: 1.1rem; }
  .nav-link[aria-current="page"]::after, .nav-link.is-active::after { display: none; }
  .site-nav .button { display: flex; width: 100%; margin-top: 27px; min-height: 52px; }
  .hero-grid { grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 26px; padding-block: 48px; min-height: auto; }
  .hero-copy h1 { font-size: clamp(2.4rem,4.8vw,3.3rem); }
  .hero-copy .lead { font-size: 1.05rem; }
  .hero-copy .button-row { align-items: flex-start; flex-direction: column; }
  .hero-visual > img { aspect-ratio: .82; }
  .trust-items { flex-wrap: wrap; justify-content: center; gap: 18px 32px; padding-block: 21px; }
  .trust-item { font-size: .78rem; }
  .section, .split-section { padding-block: 68px; }
  .section-heading { gap: 25px; }
  .business-grid, .product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
  .business-card:last-child:nth-child(3) { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); }
  .business-card:last-child:nth-child(3) .card-media img { height: 100%; aspect-ratio: 1.3; }
  .capability-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
  .split-grid { gap: 35px; }
  .split-copy h2 { font-size: 2rem; }
  .journey-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 35px 28px; }
  .cta-inner { gap: 30px; }
  .cta-inner .button-row { max-width: 220px; }
  .footer-top { grid-template-columns: 1fr; gap: 38px; }
  .footer-brand > p { max-width: 600px; }
  .footer-columns { gap: 35px; }
  .page-hero { padding-block: 27px 48px; }
  .page-hero-grid { gap: 30px; }
  .page-hero-copy h1 { font-size: clamp(2.1rem,4.8vw,3rem); }
  .page-hero-copy .lead { font-size: .98rem; }
  .page-hero-media img { aspect-ratio: 1.1; }
  .applications-grid { gap: 18px; }
  .application-card { padding: 24px; }
  .application-card h3 { font-size: 1.05rem; }
  .faq-layout { gap: 36px; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); }
  .product-tools { flex-direction: column; align-items: stretch; }
  .search-field { max-width: none; min-width: 0; }
  .contact-grid { grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: 28px; }
  .contact-panel { padding: 26px; }
  .form-grid { grid-template-columns: 1fr; }
  .enquiry-preview { padding: 22px; }
}
@media (max-width: 767px) {
  .container { width: calc(100% - 40px); }
  .hero-grid { grid-template-columns: 1fr; gap: 28px; padding-block: 38px 30px; }
  .hero-copy { padding-block: 0; }
  .hero-copy h1 { max-width: 620px; margin-bottom: 22px; font-size: clamp(2.5rem,7.8vw,3.6rem); }
  .hero-copy .lead { max-width: 570px; font-size: 1.12rem; }
  .hero-copy > p:not(.lead) { max-width: 570px; }
  .hero-copy .button-row { flex-direction: row; align-items: center; gap: 10px 18px; margin-top: 25px; }
  .hero-copy .button { font-size: .9rem; }
  .hero-tags { margin-top: 22px; }
  .hero-visual > img { aspect-ratio: 1.33; object-position: 62% 40%; }
  .visual-caption { padding: 35px 20px 16px; }
  .section, .split-section { padding-block: 54px; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 20px; margin-bottom: 30px; }
  .section-heading h2 { font-size: 2rem; }
  .section-heading p { font-size: .94rem; margin-top: 15px; }
  .section-heading > .text-link { font-size: .87rem; }
  .business-grid, .product-grid { grid-template-columns: 1fr; gap: 26px; }
  .business-card:last-child:nth-child(3) { display: flex; grid-column: auto; }
  .business-card:last-child:nth-child(3) .card-media img, .card-media img { height: auto; aspect-ratio: 1.7; }
  .card-body { padding: 25px; }
  .card-body h3 { font-size: 1.45rem; }
  .card-body .text-link { margin-top: 20px; }
  .capability-grid { gap: 14px; }
  .capability-card { padding: 23px 20px; }
  .capability-card h3 { font-size: 1.05rem; }
  .capability-card p { font-size: .85rem; }
  .split-grid { grid-template-columns: 1fr; gap: 30px; }
  .split-media img { aspect-ratio: 1.5; }
  .split-copy h2 { margin-bottom: 20px; }
  .split-copy p { font-size: .95rem; }
  .journey-grid { gap: 30px 24px; }
  .journey-step { padding-top: 22px; }
  .step-index { margin-bottom: 15px; }
  .cta-band { padding-block: 38px; }
  .cta-inner { flex-direction: column; align-items: flex-start; gap: 25px; }
  .cta-inner .button-row { max-width: none; }
  .cta-inner p { font-size: .93rem; }
  .footer-top { padding-block: 46px 32px; gap: 35px; }
  .footer-columns { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px 24px; }
  .footer-column:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 12px; padding-block: 22px; }
  .page-hero { padding-block: 22px 36px; }
  .breadcrumb { margin-bottom: 26px; font-size: .72rem; }
  .page-hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .page-hero-copy h1 { max-width: 620px; font-size: clamp(2.25rem,7.4vw,3.25rem); }
  .page-hero-copy .lead { font-size: 1.04rem; }
  .page-hero-copy .button-row { margin-top: 23px; }
  .page-hero-media img { aspect-ratio: 1.5; }
  .feature-grid { grid-template-columns: 1fr; gap: 20px; }
  .feature-card { padding: 27px; }
  .feature-index { margin-bottom: 17px; }
  .feature-card h3 { font-size: 1.3rem; }
  .applications-grid { grid-template-columns: 1fr; gap: 19px; }
  .application-card { padding: 26px; }
  .application-card h3 { font-size: 1.22rem; }
  .faq-layout { grid-template-columns: 1fr; gap: 28px; }
  .faq-layout > div:first-child > p { margin-top: 16px; }
  .faq-item summary { padding-block: 21px; font-size: .98rem; }
  .faq-item p { font-size: .9rem; padding-right: 12px; }
  .product-tools { gap: 20px; }
  .filter-group { gap: 8px; }
  .filter-button { flex: 1 1 auto; font-size: .8rem; padding-inline: 12px; }
  .product-body { padding: 24px; }
  .product-body h3 { font-size: 1.3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .contact-panel { padding: 27px; }
  .contact-list { gap: 20px; }
  .contact-form > h2 { font-size: 1.8rem; }
  .form-grid { gap: 20px; }
  .form-field input, .form-field select, .form-field textarea { font-size: 16px; }
  .contact-form .button-row { align-items: stretch; }
  .contact-form .button-row .button { flex: 1 1 100%; }
  .enquiry-preview .button-row .button { flex-basis: auto; }
  .draft-actions { gap: 8px 20px; }
  .note-box { padding: 20px; font-size: .84rem; }
  .back-to-top, button[data-back-to-top] { right: 16px; bottom: 16px; min-height: 42px; min-width: 42px; }
}
@media (max-width: 479px) {
  :root { --header-height: 75px; }
  .container { width: calc(100% - 36px); }
  .brand img { width: 181px; max-height: 57px; }
  .header-inner { gap: 18px; }
  .site-nav { padding-inline: 22px; }
  .hero-grid { padding-block: 32px 25px; gap: 25px; }
  .eyebrow, .section-kicker { font-size: .66rem; margin-bottom: 14px; letter-spacing: .14em; }
  .hero-copy h1 { font-size: clamp(2.35rem,10vw,3rem); letter-spacing: -.042em; }
  .hero-copy .lead { font-size: 1.05rem; }
  .hero-copy > p:not(.lead) { font-size: .92rem; }
  .hero-copy .button-row { gap: 9px; }
  .hero-copy .button { width: 100%; min-height: 49px; }
  .hero-copy .button-ghost { min-height: 39px; }
  .hero-tags { gap: 7px; margin-top: 18px; }
  .hero-tags span { font-size: .66rem; padding: 4px 8px; }
  .hero-visual > img { aspect-ratio: 1.15; }
  .trust-items { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 17px 15px; }
  .trust-item { align-items: flex-start; font-size: .72rem; gap: 9px; line-height: 1.5; }
  .trust-item svg { width: 22px; height: 22px; }
  .section, .split-section { padding-block: 46px; }
  .section-heading h2, .split-copy h2 { font-size: 1.85rem; }
  .section-heading { margin-bottom: 26px; }
  .card-body { padding: 23px 21px; }
  .card-body h3 { font-size: 1.35rem; }
  .card-body .card-meta { font-size: .75rem; overflow-wrap: anywhere; }
  .capability-grid { grid-template-columns: 1fr; gap: 15px; }
  .capability-card { padding: 24px; }
  .capability-icon { margin-bottom: 18px; }
  .capability-card h3 { font-size: 1.18rem; }
  .capability-card p { font-size: .9rem; }
  .journey-grid { grid-template-columns: 1fr; gap: 28px; }
  .journey-step h3 { font-size: 1.2rem; }
  .journey-step p { max-width: 400px; }
  .cta-inner h2, .cta-inner h3 { font-size: 1.85rem; }
  .cta-inner .button-row, .cta-inner .button { width: 100%; }
  .footer-columns { grid-template-columns: 1fr; gap: 27px; }
  .footer-column:last-child { grid-column: auto; }
  .footer-column ul { gap: 10px; }
  .footer-column h3, .footer-column h4 { margin-bottom: 14px; }
  .footer-brand img { width: 192px; }
  .page-hero-copy h1 { font-size: clamp(2.1rem,8.4vw,2.6rem); }
  .page-hero-copy .button-row .button { width: 100%; }
  .feature-card { padding: 25px 22px; }
  .application-card { padding: 24px 22px; }
  .form-grid { gap: 20px; }
  .contact-panel { padding: 24px 22px; }
  .enquiry-preview { padding: 23px 19px; }
  .enquiry-preview .button { width: 100%; }
  .form-field label { font-size: .83rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .business-card:hover .card-media img { transform: none; }
}
@media print {
  :root { --header-height: 0px; }
  .site-header { position: static; background: #fff; }
  .site-nav, .menu-toggle, .back-to-top, button[data-back-to-top], .skip-link { display: none !important; }
  .container { width: 100%; }
  .section, .split-section { padding-block: 28px; }
  .hero-grid { min-height: 0; padding-block: 28px; }
  .section-dark, .site-footer, .cta-band { color: #111; background: #fff; }
  .section-dark h2, .section-dark h3, .section-dark h4, .site-footer h3, .cta-inner h2, .cta-inner h3 { color: #111; }
  .footer-brand > p, .footer-column a, .footer-bottom, .footer-note { color: #333; }
  .feature-card, .product-card, .business-card, .capability-card, .application-card, .faq-item { break-inside: avoid; }
  .button { border-color: #333; background: #fff; color: #111; }
}