/* Longwei Printing — minimal direction.
   Static HTML + CSS. Inter is self-hosted in /fonts (SIL OFL); no external requests.
   Image areas are neutral placeholders marked with print crop marks. */
@font-face { font-family: "Inter"; src: url("fonts/inter-variable.woff2") format("woff2"); font-weight: 300 700; font-style: normal; font-display: swap; }

:root {
  --ink: #101c2d;
  --ink-2: #2b3645;
  --body: #4d5866;
  --muted: #5e6875;
  --blue: #008fcf;
  --blue-text: #00709f;
  --blue-fill: #0077b0;
  --paper: #f7f6f2;
  --paper-deep: #efede6;
  --white: #ffffff;
  --line: rgba(16, 28, 45, .12);
  --line-strong: rgba(16, 28, 45, .24);
  --on-dark: rgba(255, 255, 255, .64);
  --line-dark: rgba(255, 255, 255, .14);
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.77, 0, .18, 1);
  --gutter: clamp(20px, 4.4vw, 64px);
  --header-h: 84px;
  interpolate-size: allow-keywords;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); -webkit-text-size-adjust: 100%; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 400 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }
::selection { background: var(--ink); color: var(--paper); }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; color: inherit; }
a { text-decoration: none; color: inherit; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2 { font-weight: 600; letter-spacing: -.035em; text-wrap: balance; }
h1 { font-size: clamp(44px, 6.4vw, 100px); line-height: 1; margin-bottom: 32px; }
h2 { font-size: clamp(32px, 3.6vw, 52px); line-height: 1.08; margin-bottom: 24px; }
h3 { font-size: 20px; font-weight: 500; line-height: 1.3; letter-spacing: -.012em; }
p { color: var(--body); text-wrap: pretty; }
.dot, .brand-dot { color: var(--blue); }
.container { width: min(1360px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.section { padding-block: clamp(88px, 10.5vw, 160px); }
.skip-link { position: absolute; top: -60px; left: 20px; z-index: 60; padding: 10px 18px; color: white; background: var(--ink); }
.skip-link:focus { top: 8px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
[hidden] { display: none !important; }

/* Headline lines sit in masks so they can rise into place. */
.line { display: block; overflow: hidden; padding: .04em .08em .16em; margin: -.04em -.08em -.16em; }
.line > * { display: block; }

/* Utility bar, header and navigation. */
.utility { position: relative; z-index: 41; background: var(--ink); color: var(--on-dark); font-size: 12px; letter-spacing: .02em; }
.utility .container { display: flex; justify-content: space-between; gap: 24px; padding-block: 9px; }
.site-header { position: sticky; top: 0; z-index: 40; border-bottom: 1px solid transparent; transition: transform .7s var(--ease), background-color .5s ease, border-color .5s ease; }
.site-header.is-scrolled { background: rgba(247, 246, 242, .86); border-bottom-color: var(--line); -webkit-backdrop-filter: saturate(1.5) blur(18px); backdrop-filter: saturate(1.5) blur(18px); }
.site-header.is-hidden { transform: translate3d(0, -100%, 0); }
.header-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 32px; height: var(--header-h); }
.brand { display: inline-flex; flex-direction: column; justify-self: start; line-height: 1; }
.brand-name { font-size: 22px; font-weight: 650; letter-spacing: .12em; }
.brand-descriptor { margin-top: 8px; color: var(--muted); font-size: 8.5px; font-weight: 500; letter-spacing: .25em; }
#nav { display: flex; align-items: center; gap: clamp(22px, 2.4vw, 38px); font-size: 14px; }
#nav a { position: relative; padding-block: 8px; }
#nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 3px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .6s var(--ease); }
#nav a[aria-current]::after { transform: scaleX(1); transform-origin: left; }
.header-quote { justify-self: end; height: 44px; padding-inline: 22px 20px; font-size: 14px; }
.menu-toggle { display: none; }

/* Buttons and text links. */
.button { position: relative; z-index: 0; overflow: hidden; display: inline-flex; align-items: center; justify-content: center; gap: 12px; height: 54px; padding: 0 24px 0 28px; border: 1px solid var(--ink); border-radius: 999px; background: var(--ink); color: var(--white); font-size: 15px; font-weight: 500; white-space: nowrap; transition: color .5s var(--ease), border-color .5s var(--ease); }
.button::before { content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit; background: var(--blue-fill); transform: translate3d(0, 101%, 0); transition: transform .65s var(--ease); }
.button > span { display: inline-block; font-size: 16px; line-height: 1; transition: transform .6s var(--ease); }
.button-outline, .button.outline { border-color: var(--line-strong); background: transparent; color: var(--ink); }
.button-outline::before, .button.outline::before { background: var(--ink); }
.text-button { position: relative; display: inline-flex; align-items: center; gap: 14px; width: fit-content; margin-top: 28px; padding: 6px 0; border: 0; background: none; color: var(--ink); font-size: 15px; font-weight: 500; }
.text-button::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform-origin: left; }
.text-button > span { display: inline-block; transition: transform .6s var(--ease); }
.eyebrow { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; font-size: 12px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow::before { content: ""; flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.fine-print { margin: 24px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

/* Image placeholders: a quiet tone, crop marks and a registration target. */
.placeholder { --mark: rgba(16, 28, 45, .34); position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; background: linear-gradient(160deg, #ebe8e1, #dfdbd1); color: rgba(16, 28, 45, .74); }
.placeholder::before { --arm: linear-gradient(var(--mark), var(--mark)); content: ""; position: absolute; inset: clamp(12px, 1.5vw, 22px); z-index: 1; pointer-events: none; background: var(--arm) 0 0 / 16px 1px, var(--arm) 0 0 / 1px 16px, var(--arm) 100% 0 / 16px 1px, var(--arm) 100% 0 / 1px 16px, var(--arm) 0 100% / 16px 1px, var(--arm) 0 100% / 1px 16px, var(--arm) 100% 100% / 16px 1px, var(--arm) 100% 100% / 1px 16px; background-repeat: no-repeat; transition: inset .9s var(--ease); }
.placeholder:has(> img)::before { content: none; }
.placeholder > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease); }
.placeholder-label { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 16px; font-size: 11px; font-weight: 500; letter-spacing: .2em; text-align: center; text-transform: uppercase; }
.placeholder-label small { font-size: 12px; font-weight: 400; letter-spacing: .01em; text-transform: none; }
.picture-icon { position: relative; display: block; width: 27px; height: 27px; margin-bottom: 6px; border: 1px solid currentColor; border-radius: 50%; transition: transform 1s var(--ease); }
.picture-icon::before, .picture-icon::after { content: ""; position: absolute; background: currentColor; }
.picture-icon::before { top: 12px; left: -9px; right: -9px; height: 1px; }
.picture-icon::after { left: 12px; top: -9px; bottom: -9px; width: 1px; }
.image-number { position: absolute; top: clamp(24px, 2.6vw, 36px); left: clamp(26px, 2.8vw, 40px); z-index: 1; font-size: 12px; font-weight: 500; letter-spacing: .08em; font-variant-numeric: tabular-nums; }

/* Homepage hero. */
.hero { padding-top: clamp(40px, 4.8vw, 80px); }
.hero-copy > .eyebrow { margin-bottom: clamp(24px, 2.8vw, 40px); }
.hero-title { margin: 0; font-size: clamp(48px, 7.8vw, 128px); line-height: .98; letter-spacing: -.045em; }
.hero-title .line + .line > * { padding-left: 16.6%; }
.hero-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-top: clamp(32px, 3.6vw, 56px); }
.hero-foot > p { max-width: 400px; margin: 0; font-size: clamp(17px, 1.3vw, 19px); line-height: 1.6; }
.hero-cta { display: flex; flex-direction: column; align-items: flex-end; gap: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.small-check { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: rgba(0, 143, 207, .12); color: var(--blue-text); font-size: 11px; }
.hero-visual { margin-top: clamp(44px, 4.8vw, 72px); aspect-ratio: 2.25; min-height: 300px; }
.principles { border-bottom: 1px solid var(--line); }
.principles-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding-block: clamp(32px, 3.6vw, 52px); }
.principles-grid > div { padding-inline: clamp(20px, 3vw, 48px); border-left: 1px solid var(--line); }
.principles-grid > div:first-child { padding-left: 0; border-left: 0; }
.principles-grid > div:last-child { padding-right: 0; }
.principle-label { display: block; margin-bottom: 10px; color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .16em; }
.principles strong { display: block; font-size: clamp(19px, 1.6vw, 23px); font-weight: 500; line-height: 1.3; letter-spacing: -.015em; }
.marquee { overflow: hidden; padding-block: clamp(28px, 3.4vw, 48px); border-bottom: 1px solid var(--line); view-timeline: --marquee block; }
.marquee-track { display: flex; width: max-content; }
.marquee-track span { display: flex; align-items: center; font-size: clamp(40px, 5.4vw, 88px); font-weight: 600; line-height: 1.15; letter-spacing: -.04em; white-space: nowrap; }
.marquee-track span:nth-child(even) { color: rgba(16, 28, 45, .22); }
.marquee-track span::after { content: ""; width: .12em; height: .12em; margin-inline: .45em; border-radius: 50%; background: var(--blue); }

/* Section headings and product cards. */
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: clamp(44px, 5.4vw, 80px); }
.section-heading h2 { margin-bottom: 0; }
.section-heading > .text-button { flex-shrink: 0; margin: 0 0 6px; }
.section-heading > p { max-width: 360px; margin: 0; font-size: 15px; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(48px, 5vw, 76px) clamp(16px, 1.8vw, 28px); }
.product { display: block; min-width: 0; }
.product-image { display: flex; width: 100%; aspect-ratio: 4 / 5; }
.product-line { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 22px; font-size: clamp(18px, 1.5vw, 21px); font-weight: 500; line-height: 1.3; letter-spacing: -.015em; }
.product-arrow, .work-grid > a .work-title > span { flex-shrink: 0; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--ink); font-family: var(--sans); font-size: 15px; letter-spacing: 0; transition: transform .8s var(--ease), background-color .5s var(--ease), border-color .5s var(--ease), color .5s var(--ease); }
.product-description { display: block; margin-top: 8px; color: var(--body); font-size: 15px; line-height: 1.6; }

/* Homepage summaries. */
.home-about, .why-section, .home-process, .faq-section { background: var(--paper-deep); }
.summary-grid, .content-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(40px, 7vw, 120px); align-items: center; }
.summary-grid p, .content-columns p { font-size: 17px; line-height: 1.75; }
.summary-grid h2 { margin-bottom: 20px; }
.summary-visual { aspect-ratio: 5 / 4; }
.home-about .section, .home-process .section { padding-block: clamp(88px, 9vw, 140px); }
.home-about .summary-grid { align-items: end; }
.home-about .summary-grid h2 { margin-bottom: 0; }
.home-about .summary-grid p { color: var(--ink-2); font-size: clamp(18px, 1.5vw, 22px); line-height: 1.6; }
.reasons-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(28px, 3.4vw, 56px); margin-top: clamp(44px, 5vw, 72px); }
.reasons-grid article { position: relative; padding-top: 28px; }
.reasons-grid article::before, .capability-row::before, .process-row::before, .step-top::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--line-strong); transform-origin: left; transition: transform 1.4s var(--ease) var(--d, 0s); }
.item-number { display: block; margin-bottom: clamp(36px, 4.4vw, 64px); color: var(--muted); font-size: 13px; font-weight: 500; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
.reasons-grid h3 { margin-bottom: 12px; font-size: clamp(20px, 1.7vw, 24px); font-weight: 500; line-height: 1.25; letter-spacing: -.02em; }
.reasons-grid p { margin: 0; font-size: 16px; line-height: 1.7; }
.capabilities-summary { background: var(--ink); color: var(--white); }
.capabilities-summary .summary-grid { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); }
.capabilities-summary p { color: var(--on-dark); }
.capabilities-summary .text-button { color: var(--white); }
.capabilities-summary .topic-tags span { border-color: var(--line-dark); }
.capabilities-summary .placeholder { --mark: rgba(255, 255, 255, .4); background: linear-gradient(160deg, #1d2b3e, #152235); color: rgba(255, 255, 255, .74); }
.topic-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 32px 0 4px; }
.topic-tags span { padding: 8px 16px; border: 1px solid var(--line-strong); border-radius: 999px; font-size: 13px; }
.work-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(40px, 4vw, 64px) clamp(20px, 3vw, 48px); align-items: start; }
.work-grid > :nth-child(even) { margin-top: clamp(64px, 9vw, 144px); }
.work-image { aspect-ratio: 4 / 3; }
.work-title { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 24px; }
.work-title h3 { margin: 0; font-size: clamp(20px, 1.8vw, 26px); font-weight: 500; line-height: 1.2; letter-spacing: -.02em; }
.work-title > span { color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .16em; }
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(20px, 2.6vw, 40px); margin-top: clamp(44px, 5vw, 72px); }
.step-top { position: relative; display: flex; justify-content: space-between; align-items: center; padding-bottom: 20px; color: var(--muted); font-size: 13px; font-weight: 500; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
.step-top::after { top: auto; bottom: 0; }
.step-top::before { content: ""; position: absolute; left: 0; bottom: -3px; z-index: 1; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
.step-top > span:last-child { color: var(--ink); font-size: 16px; }
.steps h3 { margin: 28px 0 0; font-size: clamp(19px, 1.6vw, 23px); font-weight: 500; line-height: 1.25; letter-spacing: -.015em; }

/* Closing call to action, with a registration mark drawn at scale. */
.quote-section { --ring: min(64vw, 860px); position: relative; overflow: clip; background: var(--ink); color: var(--white); }
.quote-section::before, .quote-section::after { content: ""; position: absolute; top: 50%; left: calc(100% - var(--ring) * .3); pointer-events: none; translate: -50% -50%; }
.quote-section::before { width: var(--ring); aspect-ratio: 1; border: 1px solid rgba(255, 255, 255, .09); border-radius: 50%; background: radial-gradient(circle closest-side, transparent calc(56% - 1px), rgba(255, 255, 255, .07) calc(56% - 1px) 56%, transparent 56%); }
.quote-section::after { width: calc(var(--ring) * 1.18); aspect-ratio: 1; background: linear-gradient(rgba(255, 255, 255, .08), rgba(255, 255, 255, .08)) center / 1px 100% no-repeat, linear-gradient(rgba(255, 255, 255, .08), rgba(255, 255, 255, .08)) center / 100% 1px no-repeat; }
.quote-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 48px; padding-block: clamp(96px, 12vw, 184px); }
.quote-inner h2 { margin-bottom: 28px; font-size: clamp(34px, 4.2vw, 64px); line-height: 1.06; }
.quote-inner p { margin: 0; color: var(--on-dark); font-size: 17px; }
.quote-inner > .button { height: 64px; padding-inline: 34px 30px; border-color: var(--white); background: var(--white); color: var(--ink); font-size: 16px; }

/* Footer. */
footer { padding-bottom: 28px; background: var(--ink); color: var(--on-dark); }
footer > .container { padding-top: clamp(64px, 7vw, 100px); border-top: 1px solid var(--line-dark); }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.2fr; gap: 48px; }
footer .brand-name { color: var(--white); }
footer .brand-descriptor { color: rgba(255, 255, 255, .5); }
.footer-grid p { margin: 22px 0 0; color: var(--on-dark); font-size: 14px; line-height: 1.7; }
.footer-grid h4 { margin: 0 0 22px; color: var(--white); font-size: 11px; font-weight: 500; letter-spacing: .18em; }
.footer-grid > div > a:not(.brand):not(.text-button) { display: block; width: fit-content; margin-block: 11px; color: var(--on-dark); font-size: 14px; transition: color .3s ease; }
.footer-grid .text-button { margin-top: 22px; color: var(--white); font-size: 14px; }
.footer-mark { overflow: hidden; margin-top: clamp(64px, 8vw, 120px); color: rgba(255, 255, 255, .1); font-size: calc(min(1360px, 100vw - 2 * var(--gutter)) * .2235); font-weight: 650; line-height: .8; letter-spacing: -.045em; white-space: nowrap; user-select: none; }
.footer-mark > span { display: block; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line-dark); color: rgba(255, 255, 255, .5); font-size: 12px; }
.footer-bottom a { transition: color .3s ease; }

/* Inner page headers. */
.page-header { padding: clamp(28px, 3vw, 40px) 0 clamp(72px, 9vw, 136px); border-bottom: 1px solid var(--line); }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: clamp(56px, 8vw, 120px); color: var(--muted); font-size: 13px; }
.breadcrumbs a { padding: 3px 0; transition: color .3s ease; }
.breadcrumbs > span[aria-current] { color: var(--ink); }
.page-header .eyebrow { margin-bottom: clamp(24px, 3vw, 40px); }
.page-header h1 { margin-bottom: clamp(36px, 4.4vw, 64px); }
.page-lead { max-width: 560px; margin-bottom: 0; color: var(--body); font-size: clamp(17px, 1.4vw, 21px); line-height: 1.6; }
.page-header .page-lead { margin-left: 50%; }

/* Product detail pages. */
.product-intro { padding-block: clamp(28px, 3vw, 40px) clamp(72px, 8vw, 120px); }
.product-intro .breadcrumbs { margin-bottom: clamp(36px, 4.4vw, 64px); }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(40px, 6vw, 104px); align-items: end; }
.product-detail-visual { aspect-ratio: 1; }
.product-detail-grid h1 { margin-bottom: 28px; font-size: clamp(42px, 5vw, 76px); overflow-wrap: anywhere; }
.product-detail-grid .page-lead { color: var(--ink-2); }
.product-detail-grid p:not(.page-lead) { margin: 16px 0 0; font-size: 16px; }
.product-detail-grid .hero-actions { align-items: center; gap: 28px; margin-top: 36px; }
.product-detail-grid .text-button { margin-top: 0; }
.detail-content-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 104px); align-items: start; border-top: 1px solid var(--line); }
.detail-content-grid > div > p { max-width: 600px; font-size: 17px; line-height: 1.75; }
.detail-content-grid > .information-panel { position: sticky; top: calc(var(--header-h) + 32px); }
.spec-table { margin: 40px 0 0; }
.spec-table > div { display: grid; grid-template-columns: minmax(150px, 220px) 1fr; gap: 24px; padding-block: 24px; border-top: 1px solid var(--line); }
.spec-table > div:last-child { border-bottom: 1px solid var(--line); }
.spec-table dt { font-size: 15px; font-weight: 500; }
.spec-table dd { margin: 0; color: var(--body); font-size: 15px; line-height: 1.7; }
.information-panel { padding: clamp(28px, 3vw, 44px); border: 1px solid var(--line); background: var(--white); }
.information-panel h3 { margin-bottom: 14px; font-size: clamp(20px, 1.7vw, 24px); font-weight: 500; line-height: 1.25; letter-spacing: -.02em; }
.information-panel h4 { margin: 32px 0 10px; font-size: 11px; font-weight: 500; letter-spacing: .18em; }
.information-panel p { font-size: 15px; line-height: 1.75; }
.information-panel address { color: var(--body); font-size: 16px; font-style: normal; line-height: 1.85; overflow-wrap: anywhere; }
section.section > .information-panel:only-child { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 48px; align-items: end; padding: clamp(36px, 5vw, 72px); }
section.section > .information-panel:only-child > :not(a) { grid-column: 1; }
section.section > .information-panel:only-child > a { grid-column: 2; grid-row: 1 / span 2; margin: 0 0 18px; }

/* Questions. Panels glide open where the browser supports animating to auto height. */
.faq-section .content-columns { align-items: start; }
details { border-top: 1px solid var(--line-strong); }
details:last-child { border-bottom: 1px solid var(--line-strong); }
summary { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 24px 0; cursor: pointer; list-style: none; font-size: clamp(17px, 1.35vw, 20px); font-weight: 500; letter-spacing: -.01em; }
summary::-webkit-details-marker { display: none; }
summary span { flex-shrink: 0; display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line-strong); border-radius: 50%; font-size: 18px; font-weight: 300; line-height: 1; transition: transform .6s var(--ease), background-color .4s ease, border-color .4s ease, color .4s ease; }
details[open] summary span { transform: rotate(45deg); border-color: var(--ink); background: var(--ink); color: var(--white); }
details p { max-width: 620px; margin: 0; padding: 0 56px 28px 0; font-size: 16px; line-height: 1.75; }
details::details-content { block-size: 0; overflow-y: clip; transition: block-size .6s var(--ease), content-visibility .6s allow-discrete; }
details[open]::details-content { block-size: auto; }

/* Capabilities, process and lists. */
.capability-row, .process-row { position: relative; display: grid; grid-template-columns: 96px minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(24px, 4vw, 64px); padding-block: clamp(48px, 5vw, 72px); }
.capability-row > .item-number { margin: 12px 0 0; }
.capability-row h2, .process-row h2 { margin-bottom: 14px; font-size: clamp(26px, 2.6vw, 38px); }
.capability-row p, .process-row p { font-size: 16px; }
.process-detail { padding-top: clamp(24px, 3vw, 40px); }
.process-row:last-child { border-bottom: 1px solid var(--line-strong); }
.process-number { color: var(--blue); font-size: clamp(36px, 3.4vw, 52px); font-weight: 300; line-height: 1; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.clean-list { margin: 0; padding: 0; list-style: none; }
.clean-list li { position: relative; padding: 13px 0 13px 28px; border-bottom: 1px solid var(--line); color: var(--ink-2); font-size: 16px; line-height: 1.6; }
.clean-list li:first-child { border-top: 1px solid var(--line); }
.clean-list li::before { content: ""; position: absolute; top: 25px; left: 0; width: 12px; height: 1px; background: var(--blue); }

/* Applications gallery. */
.gallery-note { margin-bottom: 28px; font-size: 15px; }
.gallery-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: clamp(40px, 5vw, 64px); }
.filter-button { height: 44px; padding: 0 20px; border: 1px solid var(--line-strong); border-radius: 999px; background: transparent; font-size: 14px; transition: background-color .4s var(--ease), border-color .4s var(--ease), color .4s var(--ease); }
.filter-button[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: var(--white); }
.application-grid article > p { margin: 12px 0 0; font-size: 15px; }
.application-grid .text-button { margin-top: 16px; }
.application-grid article { scroll-margin-top: calc(var(--header-h) + 24px); }

/* About page. */
.about-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(48px, 7vw, 120px); }
.about-copy > p { max-width: 560px; font-size: 17px; line-height: 1.75; }
.company-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; margin: 40px 0 0; padding-top: 32px; border-top: 1px solid var(--line); }
.company-facts .full-width { grid-column: 1 / -1; }
.company-facts dt { margin-bottom: 8px; color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .16em; }
.company-facts dd { margin: 0; font-size: 17px; line-height: 1.5; overflow-wrap: anywhere; }
.business-areas > .eyebrow { margin-bottom: 20px; }
.business-areas article { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 8px; padding: 32px 0; border-bottom: 1px solid var(--line); }
.business-areas article:first-of-type { border-top: 1px solid var(--line); }
.business-areas article > span { padding-top: 8px; color: var(--muted); font-size: 13px; font-weight: 500; font-variant-numeric: tabular-nums; }
.business-areas h3 { margin-bottom: 8px; font-size: clamp(20px, 1.7vw, 24px); font-weight: 500; line-height: 1.25; letter-spacing: -.02em; }
.business-areas article p { margin: 0; font-size: 15px; line-height: 1.7; }

/* Request a quote. */
.quote-page-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.quote-form-panel { padding: clamp(28px, 4vw, 56px); border: 1px solid var(--line); background: var(--white); }
.quote-form-panel h2 { font-size: clamp(28px, 2.8vw, 40px); }
.form-intro { margin-bottom: 36px; font-size: 15px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 32px; }
label { display: block; margin-bottom: 28px; color: var(--muted); font-size: 12px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; transition: color .3s ease; }
label:focus-within { color: var(--ink); }
input, select, textarea { display: block; width: 100%; margin-top: 8px; padding: 10px 0 12px; border: 0; border-bottom: 1px solid var(--line-strong); border-radius: 0; background: transparent; color: var(--ink); font-size: 16px; font-weight: 400; letter-spacing: 0; text-transform: none; -webkit-appearance: none; appearance: none; transition: border-color .4s var(--ease), box-shadow .4s var(--ease); }
input::placeholder, textarea::placeholder { color: #7b8490; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 1px 0 var(--ink); }
select { padding-right: 28px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23101c2d' stroke-width='1.2'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E") right 2px center / 12px 8px no-repeat; cursor: pointer; }
textarea { min-height: 140px; line-height: 1.6; resize: vertical; }
.submit { width: 100%; height: 60px; margin-top: 8px; }
.caption { margin: 18px 0 0; color: var(--muted); font-size: 13px; }
#enquiry-summary { margin: 32px 0; font-size: 16px; }
#enquiry-summary dt { margin-top: 18px; color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
#enquiry-summary dd { margin: 4px 0 0; padding-bottom: 14px; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; white-space: pre-wrap; }
.success-actions { display: flex; flex-wrap: wrap; gap: 12px; }
#confirmation-title { outline: none; }
#confirmation { scroll-margin-top: calc(var(--header-h) + 24px); }
.quote-sidebar { position: sticky; top: calc(var(--header-h) + 32px); }
.quote-sidebar .clean-list { margin-top: 24px; }
.quote-side-note { padding: 36px 0 0; }
.quote-side-note h3 { margin-bottom: 12px; font-size: 20px; font-weight: 500; letter-spacing: -.015em; }
.quote-side-note p { font-size: 15px; }
.quote-side-note .text-button { margin-top: 4px; }

/* Hover states, kept to devices that can hover so taps never stick. */
@media (hover: hover) {
  #nav a:hover::after { transform: scaleX(1); transform-origin: left; }
  .button:hover { border-color: var(--blue-fill); }
  .button:hover::before { transform: none; }
  .button:hover > span { transform: translate3d(2px, -2px, 0); }
  .submit:hover > span { transform: translate3d(4px, 0, 0); }
  #download-brief:hover > span { transform: translate3d(0, 3px, 0); }
  .button-outline:hover, .button.outline:hover { border-color: var(--ink); color: var(--white); }
  .quote-inner > .button:hover { border-color: var(--blue-fill); color: var(--white); }
  .text-button:hover::after { animation: line-swap .9s var(--ease-io); }
  .text-button:hover > span { transform: translate3d(5px, 0, 0); }
  .product:hover .product-arrow, .work-grid > a:hover .work-title > span { transform: rotate(45deg); border-color: var(--ink); background: var(--ink); color: var(--white); }
  .product:hover .placeholder::before, .work-grid > a:hover .placeholder::before { inset: clamp(7px, .9vw, 13px); }
  .product:hover .picture-icon, .work-grid > a:hover .picture-icon { transform: rotate(45deg); }
  .product:hover .placeholder > img, .work-grid > a:hover .placeholder > img { transform: scale(1.04); }
  summary:hover span { border-color: var(--ink); }
  .filter-button:hover { border-color: var(--ink); }
  .breadcrumbs a:hover { color: var(--ink); }
  .footer-grid > div > a:not(.brand):not(.text-button):hover, .footer-bottom a:hover { color: var(--white); }
}

/* Motion. Entrances run once on load; scroll reveals are switched on by app.js. */
@keyframes rise { from { opacity: 0; transform: translate3d(0, 26px, 0); } }
@keyframes line-up { from { transform: translate3d(0, 120%, 0); } }
@keyframes wipe { from { clip-path: inset(100% 0 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes open { from { clip-path: inset(3% 8% 3% 8% round 24px); } to { clip-path: inset(0 0 0 0 round 0px); } }
@keyframes settle { from { transform: scale(1.16); } }
@keyframes line-swap { 0% { transform: scaleX(1); transform-origin: right; } 45% { transform: scaleX(0); transform-origin: right; } 46% { transform: scaleX(0); transform-origin: left; } 100% { transform: scaleX(1); transform-origin: left; } }
@keyframes progress { to { transform: scaleX(1); } }
@keyframes drift { to { transform: translate3d(-28%, 0, 0); } }
@keyframes turn { from { rotate: -30deg; } to { rotate: 30deg; } }
@keyframes page-out { to { opacity: 0; } }
@keyframes page-in { from { opacity: 0; } }
@media (prefers-reduced-motion: no-preference) {
  .hero-copy > .eyebrow, .page-header .breadcrumbs, .product-intro .breadcrumbs { animation: rise 1s var(--ease) .05s both; }
  .page-header .eyebrow, .product-detail-grid .eyebrow { animation: rise 1s var(--ease) .12s both; }
  h1 .line > * { animation: line-up 1.3s var(--ease) .18s both; }
  h1 .line + .line > * { animation-delay: .3s; }
  .hero-foot > p, .page-header .page-lead, .product-detail-grid .page-lead { animation: rise 1.2s var(--ease) .5s both; }
  .hero-cta, .product-detail-grid p:not(.page-lead) { animation: rise 1.2s var(--ease) .6s both; }
  .product-detail-grid .hero-actions { animation: rise 1.2s var(--ease) .7s both; }
  .hero-visual { animation: open 1.8s var(--ease-io) .35s both; }
  .product-detail-visual { animation: wipe 1.8s var(--ease) .2s both; }
  .hero-visual > *, .product-detail-visual > * { animation: settle 2.4s var(--ease) .3s both; }
  @view-transition { navigation: auto; }
  ::view-transition-old(root) { animation: page-out .3s var(--ease) both; }
  ::view-transition-new(root) { animation: page-in .6s var(--ease) both; }
  ::view-transition-group(*) { animation-duration: .7s; animation-timing-function: var(--ease); }
  .utility { view-transition-name: utility; }
  .site-header { view-transition-name: site-header; }
}
.reveal { opacity: 0; transform: translate3d(0, 40px, 0); transition: opacity 1.1s var(--ease) var(--d, 0s), transform 1.3s var(--ease) var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }
.reasons-grid article.reveal:not(.is-in)::before, .capability-row.reveal:not(.is-in)::before, .process-row.reveal:not(.is-in)::before, .reveal:not(.is-in) .step-top::after { transform: scaleX(0); }
.reveal-lines .line > * { transform: translate3d(0, 120%, 0); transition: transform 1.3s var(--ease) var(--d, 0s); }
.reveal-lines .line + .line > * { transition-delay: calc(var(--d, 0s) + .1s); }
.reveal-lines .line + .line + .line > * { transition-delay: calc(var(--d, 0s) + .2s); }
.reveal-lines.is-in .line > * { transform: none; }
.reveal-media { clip-path: inset(100% 0 0 0); transition: clip-path 1.8s var(--ease) var(--d, 0s); }
.reveal-media > * { transform: scale(1.16); transition: transform 2.2s var(--ease) var(--d, 0s); }
.reveal-media.is-in { clip-path: inset(0 0 0 0); }
.reveal-media.is-in > * { transform: none; }
.reveal-mask > * { transform: translate3d(0, 100%, 0); transition: transform 1.6s var(--ease) var(--d, 0s); }
.reveal-mask.is-in > * { transform: none; }
/* Scroll-linked details run on the compositor where scroll timelines exist. */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .site-header::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--blue); transform: scaleX(0); transform-origin: left; animation: progress linear both; animation-timeline: scroll(root); }
    .hero-visual { animation: open linear both; animation-timeline: view(); animation-range: entry 0% cover 50%; }
    .marquee-track { animation: drift linear both; animation-timeline: --marquee; }
    .quote-section::after { animation: turn linear both; animation-timeline: view(); }
  }
}

@media (max-width: 1100px) {
  .capability-row, .process-row { grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1.1fr); }
  .footer-grid { gap: 32px; }
}
@media (max-width: 1000px) {
  :root { --header-h: 72px; }
  .header-inner { display: flex; justify-content: space-between; gap: 16px; }
  .header-quote { margin-left: auto; height: 40px; padding-inline: 18px 16px; gap: 10px; font-size: 13px; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 6px; width: 40px; height: 40px; padding: 0 9px; border: 0; background: none; }
  .menu-toggle span { display: block; width: 100%; height: 1.5px; background: var(--ink); transition: transform .6s var(--ease); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translate3d(0, 3.75px, 0) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translate3d(0, -3.75px, 0) rotate(-45deg); }
  #nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h)); padding: 16px var(--gutter) 40px; overflow-y: auto; background: var(--paper); visibility: hidden; opacity: 0; transition: opacity .45s var(--ease), visibility 0s linear .45s; }
  #nav.open { visibility: visible; opacity: 1; transition: opacity .45s var(--ease); }
  #nav a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: clamp(28px, 6vw, 40px); font-weight: 500; line-height: 1.1; letter-spacing: -.03em; opacity: 0; transform: translate3d(0, 28px, 0); transition: opacity .4s var(--ease), transform .4s var(--ease); }
  #nav a::after { display: none; }
  #nav a[aria-current]::after { display: block; top: 50%; right: 0; bottom: auto; left: auto; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); transform: translateY(-50%); }
  #nav.open a { opacity: 1; transform: none; transition-duration: .9s, 1.1s; }
  #nav.open a:nth-child(2) { transition-delay: .05s; }
  #nav.open a:nth-child(3) { transition-delay: .1s; }
  #nav.open a:nth-child(4) { transition-delay: .15s; }
  #nav.open a:nth-child(5) { transition-delay: .2s; }
  #nav.open a:nth-child(6) { transition-delay: .25s; }
  html.menu-open { overflow: hidden; }
  .hero-foot { flex-direction: column; align-items: flex-start; gap: 28px; }
  .hero-cta { align-items: flex-start; }
  .detail-content-grid { grid-template-columns: 1fr; }
  .detail-content-grid > .information-panel { position: static; }
  .menu-open .site-header { border-bottom-color: var(--line); background: var(--paper); -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (max-width: 760px) {
  body { font-size: 15px; }
  h2 { font-size: clamp(30px, 8.2vw, 38px); }
  .section { padding-block: 80px; }
  .utility .container { justify-content: center; }
  .utility .container > span:first-child { display: none; }
  .hero { padding-top: 40px; }
  .hero-title { font-size: 12.8vw; }
  .hero-title .line + .line > * { padding-left: 0; }
  .hero-actions { gap: 10px; }
  .hero-actions .button { height: 50px; padding-inline: 18px 16px; gap: 10px; font-size: 14px; }
  .hero-visual { aspect-ratio: 4 / 3; min-height: 0; margin-top: 40px; }
  .desktop-break { display: none; }
  .principles-grid { grid-template-columns: 1fr; padding-block: 8px; }
  .principles-grid > div, .principles-grid > div:first-child { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 18px 0; border-left: 0; border-top: 1px solid var(--line); }
  .principles-grid > div:first-child { border-top: 0; }
  .principle-label { margin: 0; font-size: 10px; letter-spacing: .12em; }
  .principles strong { font-size: 17px; text-align: right; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 20px; }
  .section-heading > .text-button { margin: 0; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 14px; }
  .product-line { margin-top: 14px; font-size: 16px; }
  .product-arrow, .work-grid > a .work-title > span { width: 34px; height: 34px; font-size: 13px; }
  .product-description { font-size: 13px; }
  .image-number { top: 18px; left: 20px; font-size: 11px; }
  .placeholder-label small { font-size: 11px; }
  .summary-grid, .content-columns, .capabilities-summary .summary-grid, .about-grid, .detail-content-grid, .product-detail-grid, .quote-page-grid { grid-template-columns: 1fr; gap: 40px; }
  .reasons-grid { grid-template-columns: 1fr; gap: 36px; }
  .item-number { margin-bottom: 20px; }
  .work-grid { grid-template-columns: 1fr; }
  .work-grid > :nth-child(even) { margin-top: 0; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 20px; }
  .steps h3 { font-size: 18px; }
  .quote-inner { grid-template-columns: 1fr; gap: 36px; }
  .quote-inner > .button { justify-self: start; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px 20px; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .footer-bottom { flex-wrap: wrap; gap: 10px 20px; }
  .footer-bottom > span:nth-child(2) { order: 3; width: 100%; }
  .page-header .page-lead { margin-left: 0; }
  .breadcrumbs { margin-bottom: 48px; }
  .spec-table > div { grid-template-columns: 1fr; gap: 6px; }
  .detail-content-grid > .information-panel, .quote-sidebar { position: static; }
  .capability-row, .process-row { grid-template-columns: 1fr; gap: 16px; }
  .capability-row > .item-number { margin: 0; }
  .business-areas article { grid-template-columns: 40px minmax(0, 1fr); }
  section.section > .information-panel:only-child { grid-template-columns: 1fr; }
  section.section > .information-panel:only-child > a { grid-column: 1; grid-row: auto; margin: 8px 0 0; }
  .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .brand-name { font-size: 18px; letter-spacing: .1em; }
  .brand-descriptor { font-size: 7px; letter-spacing: .2em; }
  .header-quote { padding-inline: 14px 12px; font-size: 12.5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}