/* YUZHU — a quiet, practical materials catalogue.
   Load after style.css. Original artwork and legacy interaction styles are preserved. */
:root {
  --ink: #203b30;
  --green: #183e31;
  --lime: #e8ddb5;
  --paper: #f7f6f0;
  --line: #d8ded3;
  --muted: #657168;
  --gold: #a1854c;
  --surface: #ffffff;
  --soft: #edf0e7;
  --page-gutter: max(6%, calc((100vw - 1320px) / 2));
}
html { scroll-padding-top: 188px; }
body {
  background: var(--paper);
  font-family: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
::selection { background: #dfdfbf; color: #183e31; }
img { max-width: 100%; }
button, a, input, select, textarea { touch-action: manipulation; }
a, button { text-underline-offset: .2em; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid #a1854c;
  outline-offset: 4px;
}
main, header, footer, .preview { max-width: none; }
h1, h2, h3 { font-weight: 650; letter-spacing: .015em; text-wrap: balance; }
h1 { font-size: clamp(36px, 4.25vw, 62px); line-height: 1.3; }
h2 { font-size: clamp(29px, 3vw, 42px); line-height: 1.4; }
h3 { line-height: 1.45; }
p { text-wrap: pretty; }
.eyebrow { color: #7b754f; font-size: 11px; font-weight: 650; letter-spacing: .18em; margin-bottom: 18px; line-height: 1.8; }
.eyebrow.light { color: #e8ddb5; }
.section, .applications { padding: 88px var(--page-gutter); }
.section-head { margin-bottom: 38px; gap: 40px; }
.section-head > p { font-size: 15px; line-height: 1.9; max-width: 420px; }
.section-head .eyebrow { margin-bottom: 13px; }
.btn { min-height: 50px; padding: 13px 23px; gap: 25px; border-radius: 2px; font-size: 14px; letter-spacing: .025em; font-weight: 650; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 5px 14px #183e3112; }
.btn.lime { background: #e8ddb5; color: var(--green); }
.btn.dark { background: var(--green); color: white; }
.btn.outline { border-color: currentColor; }
.text-link, .text-button { font-size: 14px; }
.text-link:hover, .text-button:hover { color: #8b713f; }

/* Full company name and unaltered logo, with a clean two-line lockup. */
header { height: 106px; padding: 0 max(4%, calc((100vw - 1432px) / 2)); gap: 26px; background: #fff; border-bottom: 1px solid #e3e6df; }
header .brand { gap: 14px; flex-shrink: 0; }
header .brand .official-logo { width: 84px; height: 84px; object-fit: contain; background: white; }
header .brand .company-name { font-size: 23px; line-height: 1.4; letter-spacing: .045em; }
header .brand .brand-descriptor { font-size: 15px; color: #7b754f; letter-spacing: .26em; margin-top: 3px; }
header .brand .brand-name small { display: none; }
header nav { gap: clamp(17px, 2vw, 30px); font-size: 13px; }
header nav > a { white-space: nowrap; padding-block: 12px; }
header nav > a:not(.nav-cta):hover, header nav > a[aria-current='page'] { color: #8b713f; }
header nav > a[aria-current='page'] { box-shadow: inset 0 -2px #a1854c; }
header nav .nav-cta { background: var(--green); color: #fff; padding: 11px 18px; border-color: var(--green); }
.quick-contact { top: 106px; min-height: 62px; padding: 8px max(4%, calc((100vw - 1432px) / 2)); gap: 8px; background: #f7f6f0f5; }
.quick-contact > a { min-height: 43px; min-width: 135px; padding: 8px 17px; border-radius: 2px; font-size: 13px; }
.quick-inquiry { color: white; }
.quick-phone { background: transparent; }
.quick-line { background: #1e6547; border-color: #1e6547 !important; }

/* Home: real project photography, clear company role, direct product paths. */
.home-hero { display: grid; grid-template-columns: 1fr 1fr; min-height: 590px; background: var(--green); color: #fff; }
.hero-content { padding: 72px 8% 52px max(12%, calc((100vw - 1320px) / 2)); display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.hero-content .eyebrow { color: #dfd6b2; margin-bottom: 22px; }
.hero-content h1 { margin-bottom: 22px; max-width: 700px; }
.hero-content h1 span { color: #e8ddb5; }
.hero-content > p:not(.eyebrow), .hero-content .hero-desc { color: #d6dfd8; font-size: 16px; line-height: 1.95; max-width: 500px; }
.hero-content .hero-sub { font-size: 19px; color: #fff; letter-spacing: .09em; }
.hero-content .hero-actions { margin-top: 24px; flex-wrap: wrap; gap: 14px; }
.hero-content .btn.outline { color: #fff; border-color: #95a79c; }
.hero-photo { position: relative; margin: 0; min-height: 590px; overflow: hidden; background: #d9dfcf; }
.hero-photo > img, .hero-photo > picture, .hero-photo > picture > img { display: block; width: 100%; height: 100%; }
.hero-photo > img, .hero-photo > picture > img { position: absolute; inset: 0; object-fit: cover; object-position: center; }
.hero-photo figcaption, .hero-photo .photo-caption { position: absolute; bottom: 0; left: 0; right: 0; padding: 15px 24px; background: #17372be8; color: #f5f5ee; font-size: 12px; letter-spacing: .035em; }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; padding-top: 23px; border-top: 1px solid #60776a; }
.hero-facts > * { min-width: 0; }
.hero-facts strong, .hero-facts b { display: block; font-size: 18px; font-weight: 550; line-height: 1.55; color: #fff; }
.hero-facts span, .hero-facts small { display: block; font-size: 11px; color: #c4d0c7; letter-spacing: .04em; margin-top: 3px; }
.hero-facts p { font-size: 12px; margin: 0; color: #c4d0c7; }
.home-products { background: var(--paper); }
.product-grid, .home-product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.product-card { min-width: 0; background: white; border: 1px solid var(--line); display: flex; flex-direction: column; position: relative; }
.product-card > img, .product-card > figure img, .product-card > a > img, .product-card .product-image img { display: block; width: 100%; height: 300px; object-fit: cover; }
.product-card > figure { margin: 0; }
.product-card .product-image { margin: 0; background: #e8eae2; overflow: hidden; }
.product-card .product-copy, .product-card .product-content, .product-card .product-card-body { padding: 30px 32px 32px; flex: 1; }
.product-card .eyebrow { margin-bottom: 10px; }
.product-card h3 { margin: 0 0 12px; font-size: 29px; }
.product-card p { font-size: 14px; line-height: 1.9; color: var(--muted); }
.product-card ul { padding-left: 20px; color: var(--muted); font-size: 13px; }
.product-card .btn { margin-top: 14px; }
.product-card .product-price { font-size: 24px; line-height: 1.65; color: var(--green); font-weight: 550; }
.product-card .product-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 20px 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }
.company-intro { background: #e9ede3; display: grid; grid-template-columns: .95fr 1.05fr; gap: 9%; align-items: start; }
.company-intro > div, .company-intro > article { min-width: 0; }
.company-intro p:not(.eyebrow) { font-size: 16px; line-height: 2; color: #526257; }
.company-intro .company-details { margin: 22px 0 0; padding: 20px 0 0; border-top: 1px solid #bdc9b9; font-size: 14px; }
.company-intro .btn { margin-top: 13px; }

/* Dedicated product pages. */
.page-intro { padding: 57px var(--page-gutter) 61px; color: #fff; background: var(--green); position: relative; }
.page-intro .eyebrow { color: #dfd6b2; margin-bottom: 15px; }
.page-intro h1 { font-size: clamp(36px, 4vw, 56px); margin-bottom: 18px; line-height: 1.4; }
.page-intro > p:not(.eyebrow), .page-intro-copy > p:not(.eyebrow) { color: #d4ded6; font-size: 16px; line-height: 1.95; max-width: 760px; margin-bottom: 0; }
.page-intro .breadcrumb, .page-intro .breadcrumbs { font-size: 12px; color: #c0cec3; margin-bottom: 25px; }
.page-intro .breadcrumb a, .page-intro .breadcrumbs a { text-decoration: underline; }
.page-intro .hero-actions, .page-intro .page-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.page-intro:has(.page-intro-image) { display: grid; grid-template-columns: 1fr 1fr; gap: 6%; align-items: center; }
.page-intro-image { margin: 0; min-width: 0; }
.page-intro-image img { width: 100%; max-height: 450px; object-fit: contain; display: block; }
.intro-strip { padding: 24px var(--page-gutter); background: #ecefe5; }
.material-navigation { padding: 36px var(--page-gutter); background: #ecefe5; }
.service-grid { gap: 26px; }
.service { padding: 34px 36px; border-top: 3px solid #a1854c; }
.service.install { background: #edf0e7; border-top-color: var(--green); }
.service h3 { font-size: 29px; margin-top: 13px; }
.service-desc { font-size: 15px; max-width: 100%; }
.serial { color: #887748; letter-spacing: .15em; }
.price { font-size: 45px; letter-spacing: -.02em; font-weight: 550; margin-top: 22px; }
.price small, .price span { font-size: 14px; }
.service ul { font-size: 14px; }
.service li::before { color: #a1854c; }
.footnote, .spec-custom-note { font-size: 12px; }
.blanket-specs { gap: 20px 15px; padding: 23px 0; }
.blanket-specs dt { font-size: 12px; }
.blanket-specs dd { font-size: 17px; line-height: 1.55; }
.blanket-specs dd span { font-size: 11px; }
.tier-pricing { padding: 31px 35px; margin-top: 28px; }
.tier-heading h3 { font-size: 26px; }
.tier-heading > p, .tier-bottom p { font-size: 12px; }
.price-table { line-height: 1.65; }
.price-table th, .price-table td { padding: 15px 17px; }
.price-table thead { font-size: 13px; }
.price-table tbody tr:nth-child(even) { background: #f5f6f0; }
.price-table td:last-child { font-size: 13px; }
.delivery-section { background: #edf0e7; }
.delivery-card { padding: 30px 34px; max-width: none; }
.delivery-card p { font-size: 15px; }

/* Area and quote helper. Scoped controls do not change the inquiry form. */
.calculator { background: #e9ede3; }
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; gap: 28px; }
.calc-grid > * { min-width: 0; }
.calc-grid form, .calc-form, .calc-controls { padding: 32px; background: white; border: 1px solid var(--line); }
.calculator label { color: var(--ink); font-size: 14px; font-weight: 500; }
.calculator input, .calculator select, .calculator textarea { background: #fafbf7; border: 1px solid #b9c4b4; border-radius: 2px; color: var(--ink); min-height: 49px; font-size: 16px; padding: 11px 13px; }
.calculator input::placeholder { color: #818b80; }
.calculator .form-row { gap: 18px; }
.calculator form > .btn, .calc-controls > .btn { width: 100%; }
.calc-help, .calc-note, .calculator .footnote { font-size: 12px; color: var(--muted); line-height: 1.9; }
.calc-result { background: var(--green); color: white; padding: 33px 35px; display: flex; flex-direction: column; justify-content: center; }
.calc-result .eyebrow { color: #e8ddb5; margin-bottom: 12px; }
.calc-result h3 { font-size: 25px; margin: 0 0 20px; }
.calc-result p { color: #d6dfd8; font-size: 14px; line-height: 1.9; margin-bottom: 14px; }
.calc-result > strong, .calc-result .result-number, .calc-result .calc-total { display: block; font-size: clamp(34px, 4vw, 49px); color: #e8ddb5; line-height: 1.45; font-weight: 550; }
.calc-result strong { color: #e8ddb5; }
.calc-result .result-row { display: flex; justify-content: space-between; gap: 15px; border-bottom: 1px solid #537161; padding: 12px 0; font-size: 14px; }
.calc-result .calc-note, .calc-result small { color: #c5d2c8; font-size: 12px; line-height: 1.9; }
.calc-result .btn { align-self: flex-start; margin-top: 15px; }
.calc-result dl { margin: 0 0 20px; }
.calc-result dl > div { display: flex; justify-content: space-between; gap: 18px; padding: 12px 0; border-bottom: 1px solid #567260; }
.calc-result dt { color: #d6dfd8; font-size: 14px; }
.calc-result dd { margin: 0; font-size: 19px; color: #e8ddb5; font-weight: 550; text-align: right; }

/* Material details, applications and original supplied visuals. */
.precast-section { background: #f0f0e8; gap: 7%; }
.precast-image .gallery-open img { height: 560px; background: #e7e9e0; object-fit: contain; }
.precast-copy > p:not(.eyebrow) { font-size: 15px; line-height: 1.95; }
.precast-copy .precast-lead { font-size: 21px !important; }
.precast-copy ul { font-size: 14px; }
.precast-copy .precast-note, .precast-image > p { font-size: 12px !important; }
.base-specs { gap: 19px; }
.base-specs span { font-size: 12px; }
.base-specs strong { font-size: 18px; }
.base-quote { border-color: #c7cebf; padding: 19px 0; font-size: 37px; }
.base-quote em { font-size: 12px; }
.base-process { background: var(--paper); }
.base-process h2 { font-size: clamp(29px, 3vw, 42px); }
.base-process-grid { gap: 26px; }
.base-process-image img { height: 360px; background: #e8ebe3; object-fit: contain; }
.base-process-caption { padding: 23px 23px 26px; }
.process-number { color: #8f7b4f; }
.base-process-caption h3 { font-size: 20px; }
.base-process-caption p, .process-context { font-size: 13px; }
.applications { background: #e9ede3; }
.tabs { gap: 35px; margin-bottom: 35px; border-color: #becbb9; }
.tabs button { min-height: 50px; font-size: 15px; }
.application-panel { gap: 6%; }
.application-image { height: 370px; border: 1px solid #c8d0c0; }
.application-copy h3 { font-size: 31px; }
.application-copy p { font-size: 15px; }
.application-copy .note { font-size: 13px; border-left-color: #a1854c; line-height: 1.85; }
.application-copy small { font-size: 11px; }
.scope-grid { gap: 0 46px; }
.scope-grid article { padding: 26px 0; }
.scope-grid h3 { font-size: 20px; }
.scope-grid p { font-size: 14px; line-height: 1.9; }
.scope-grid article > span { color: #a1854c; }
.technical-note { background: #eef0e8; border-left: 3px solid #a1854c; padding: 24px 27px; }
.technical-note strong { font-size: 15px; }
.technical-note p { color: #5f6d60; font-size: 13px; line-height: 1.9; }
.visual-gallery { background: #f0f1e9; }
.gallery-grid { gap: 25px; }
.gallery-open { background: #e7eae0; }
.gallery-open img { height: 300px; }
.gallery-grid figcaption h3 { font-size: 19px; }
.gallery-grid figcaption p { font-size: 12px; }
.supplied-guide { margin-bottom: 37px; }
.supplied-guide figcaption { padding: 21px 25px; background: #f4f3ea; }
.supplied-guide figcaption strong { font-size: 16px; }
.supplied-guide figcaption p { font-size: 12px; }
.supplied-guide-image img { height: auto; object-fit: contain; }
.guide-zoom-hint { font-size: 12px; }
.installation-guide { background: #e9ede3; }
.installation-steps { gap: 19px; }
.installation-steps li { padding: 26px 23px; background: #fff; border-top: 2px solid #a1854c; }
.installation-steps h3 { font-size: 20px; }
.installation-steps p { font-size: 13px; }
.install-step-top > span { font-size: 25px; color: #967e4b; }
.guide-source summary, .guide-source p { font-size: 12px; }
.steps { gap: 30px; }
.steps li { padding-top: 23px; border-top-color: #bbc8b8; }
.steps li > span { color: #a1854c; font-size: 32px; }
.steps h3 { font-size: 20px; }
.steps p { font-size: 14px; line-height: 1.9; }
.faq { grid-template-columns: .8fr 1.2fr; gap: 10%; }
.questions summary { font-size: 16px; min-height: 27px; }
.questions details { padding: 22px 0; }
.questions details p { font-size: 14px; line-height: 1.95; }

/* Honest reserved slots remain visibly labelled until real media is provided. */
.case-placeholders { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.case-slot { border: 1px dashed #aebcaa; background: #f3f5ee; padding: 29px; min-height: 245px; display: flex; flex-direction: column; justify-content: center; text-align: left; }
.case-slot > span, .case-slot .case-number { font-size: 12px; color: #8a784e; letter-spacing: .15em; }
.case-slot h3 { font-size: 22px; margin: 16px 0 10px; }
.case-slot p { font-size: 13px; color: var(--muted); margin: 0; }
.case-slot .placeholder-label, .video-placeholder .placeholder-label { align-self: flex-start; display: inline-block; font-size: 11px; color: #606d61; padding: 3px 9px; border: 1px solid #bdc8b7; margin-bottom: 14px; letter-spacing: .04em; }
.video-placeholder { min-height: 290px; padding: 40px; border: 1px dashed #abbca9; background: #eef1e8; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; }
.video-placeholder h3 { font-size: 25px; margin: 17px 0 12px; }
.video-placeholder p { max-width: 560px; margin-bottom: 0; color: var(--muted); font-size: 14px; }
.video-placeholder .play-icon, .video-placeholder > span:first-child { font-size: 27px; color: var(--green); }

/* Inquiry, contact and accessible legacy image dialog. */
.inquiry { padding: 80px var(--page-gutter); gap: 7%; background: var(--green); }
.inquiry h2 { font-size: clamp(30px, 3vw, 40px); line-height: 1.5; }
.inquiry-intro > p:not(.eyebrow) { font-size: 15px; line-height: 1.95; }
.inquiry form { border: 1px solid #577361; padding: 28px 30px; align-self: start; background: #1c4435; }
.inquiry form label { font-size: 13px; gap: 9px; margin-bottom: 22px; }
.inquiry input, .inquiry select, .inquiry textarea { background: #234c3b; border-color: #708a76; color: #fff; font-size: 15px; border-radius: 2px; padding: 12px 13px; }
.inquiry input::placeholder, .inquiry textarea::placeholder { color: #b5c6b9; }
.inquiry .product-facts { font-size: 12px; color: #d4e0d6; line-height: 1.9; }
.inquiry-intro .privacy { font-size: 12px !important; max-width: 420px; color: #b3c6b9 !important; }
.inquiry-result p { font-size: 12px; }
.contact-status { margin-top: 30px; font-size: 13px; }
.contact-details { grid-template-columns: minmax(0, 1fr) 132px; gap: 20px; }
.contact-details dt { font-size: 11px; color: #b9cdbf; }
.contact-details dd { font-size: 14px; overflow-wrap: anywhere; }
.line-qr img { width: 132px; height: 132px; }
.line-qr span { font-size: 11px; }
footer { padding: 48px var(--page-gutter) 25px; gap: 22px; background: #fff; }
footer .brand { gap: 19px; }
footer .brand .official-logo { width: 98px; height: 98px; }
footer .brand .company-name { font-size: 20px; }
footer .brand .brand-descriptor { font-size: 14px; color: #7b754f; }
footer .brand .brand-name small { display: none; }
footer > p, footer > a:not(.brand) { font-size: 13px; }
.footer-contact { font-size: 13px; padding-top: 5px; line-height: 1.9; }
footer small { font-size: 11px; padding-top: 21px; }
dialog { padding: 26px; width: min(1200px, 94vw); box-shadow: 0 15px 80px #071b1640; }
dialog p { font-size: 13px; }
dialog .close { width: 44px; height: 44px; z-index: 1; }
dialog::backdrop { background: #10271fe8; }

@media (min-width: 1800px) {
  .hero-content { padding-left: max(12%, calc((100vw - 1320px) / 2)); }
}
@media (max-width: 1100px) {
  :root { --page-gutter: 5%; }
  header { height: 100px; padding-inline: 4%; }
  header .brand .official-logo { width: 78px; height: 78px; }
  header .brand .company-name { font-size: 22px; }
  header .menu { display: block; flex-shrink: 0; font-size: 25px; border: 1px solid #d8ded3; border-radius: 2px; background: white; color: var(--ink); padding: 5px 10px; min-width: 44px; min-height: 44px; }
  header nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 18px 5% 24px; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 5px; max-height: calc(100dvh - 190px); overflow-y: auto; box-shadow: 0 12px 18px #17372b0c; }
  header nav.open { display: flex; }
  header nav > a { min-height: 44px; font-size: 15px; padding: 9px 12px; }
  header nav > a[aria-current='page'] { background: #f1f3eb; box-shadow: inset 3px 0 #a1854c; }
  header nav .nav-cta { margin-top: 5px; padding: 10px 12px; }
  .quick-contact { top: 100px; padding-inline: 4%; }
  html { scroll-padding-top: 179px; }
  .home-hero { min-height: 530px; }
  .hero-content { padding: 53px 8% 43px 10%; }
  .hero-content h1 { font-size: 44px; }
  .hero-content > p:not(.eyebrow), .hero-content .hero-desc { font-size: 15px; }
  .hero-photo { min-height: 530px; }
  .hero-facts { gap: 12px; margin-top: 30px; }
  .hero-facts strong { font-size: 16px; }
  .section, .applications { padding-block: 70px; }
  .product-card > img, .product-card > figure img, .product-card > a > img, .product-card .product-image img { height: 270px; }
  .product-card .product-copy, .product-card .product-content, .product-card .product-card-body { padding: 26px; }
  .product-card h3 { font-size: 25px; }
  .service { padding: 29px; }
  .application-image { height: 335px; }
  .precast-image .gallery-open img { height: 490px; }
  .base-process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .base-process-image img { height: 380px; }
  .installation-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { gap: 23px; }
  .steps h3 { font-size: 18px; }
  .steps p { font-size: 13px; }
  .inquiry { padding-block: 66px; gap: 5%; }
  .inquiry form { padding: 25px; }
  .contact-details { grid-template-columns: minmax(0, 1fr) 110px; gap: 14px; }
  .line-qr img { width: 110px; height: 110px; }
  .calc-grid { gap: 20px; }
  .calc-grid form, .calc-form, .calc-controls, .calc-result { padding: 27px; }
  .case-placeholders { gap: 18px; }
  .case-slot { padding: 24px; }
}
@media (max-width: 820px) {
  .hero-content h1 { font-size: 38px; }
  .hero-content .hero-actions { gap: 11px; }
  .hero-content .btn { font-size: 13px; padding: 12px 16px; gap: 15px; }
  .hero-facts { grid-template-columns: 1fr; gap: 8px; margin-top: 25px; padding-top: 18px; }
  .hero-facts > * { display: flex; align-items: baseline; gap: 12px; }
  .hero-facts strong, .hero-facts b { font-size: 15px; }
  .hero-facts span, .hero-facts small { margin: 0; }
  .service-grid { gap: 18px; }
  .service { padding: 26px; }
  .service h3 { font-size: 26px; }
  .blanket-specs { gap: 17px 9px; }
  .blanket-specs dd { font-size: 15px; }
  .contact-details { grid-template-columns: 1fr; }
  .line-qr { width: 115px; }
  .line-qr img { width: 115px; height: 115px; }
  .case-placeholders { grid-template-columns: 1fr; }
  .case-slot { min-height: 190px; }
}
@media (max-width: 720px) {
  :root { --page-gutter: 6%; }
  body { padding-bottom: calc(83px + env(safe-area-inset-bottom, 0px)); }
  html { scroll-padding-top: 102px; }
  header { height: 88px; padding-inline: 12px; gap: 8px; }
  header .brand { gap: 9px; min-width: 0; }
  header .brand .official-logo { width: 66px; height: 66px; }
  header .brand .company-name { font-size: 19px; letter-spacing: .02em; }
  header .brand .brand-descriptor { font-size: 13px; letter-spacing: .23em; margin-top: 3px; }
  header .menu { min-width: 42px; min-height: 42px; padding: 4px 8px; font-size: 24px; }
  header nav { top: 100%; max-height: calc(100dvh - 170px - env(safe-area-inset-bottom, 0px)); }
  .quick-contact { position: fixed; top: auto; bottom: 0; left: 0; right: 0; z-index: 30; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); min-height: 0; gap: 7px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom, 0px)); background: #fff; border-top: 1px solid var(--line); border-bottom: 0; box-shadow: 0 -4px 20px #15352912; }
  .quick-contact > a { min-width: 0; min-height: 48px; font-size: 12px; padding: 8px 4px; gap: 5px; }
  .quick-contact > a > span { font-size: 17px; }
  .section, .applications { padding-block: 54px; }
  .section-head { display: block; margin-bottom: 28px; }
  .section-head > p { font-size: 14px; margin: 15px 0 0; }
  .section-head > p br { display: none; }
  .eyebrow { font-size: 10px; letter-spacing: .16em; margin-bottom: 13px; }
  h1 { font-size: 37px; }
  h2 { font-size: 30px; line-height: 1.5; }
  .btn { min-height: 49px; font-size: 14px; padding: 12px 20px; }
  .home-hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-content { padding: 44px 6% 35px; }
  .hero-content h1 { font-size: clamp(35px, 8.9vw, 48px); line-height: 1.35; margin-bottom: 21px; }
  .hero-content .eyebrow { margin-bottom: 18px; }
  .hero-content > p:not(.eyebrow), .hero-content .hero-desc { font-size: 15px; line-height: 1.95; }
  .hero-content .hero-sub { font-size: 17px; }
  .hero-content .hero-actions { margin-top: 19px; gap: 12px; }
  .hero-content .btn { min-height: 49px; padding: 12px 18px; font-size: 14px; gap: 16px; }
  .hero-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 29px; padding-top: 21px; gap: 14px; }
  .hero-facts > * { display: block; }
  .hero-facts strong, .hero-facts b { font-size: 15px; }
  .hero-facts span, .hero-facts small { font-size: 10px; margin-top: 4px; }
  .hero-photo { min-height: 310px; height: 67vw; max-height: 450px; }
  .hero-photo figcaption, .hero-photo .photo-caption { padding: 11px 6%; font-size: 11px; }
  .product-grid, .home-product-grid { grid-template-columns: 1fr; gap: 25px; }
  .product-card > img, .product-card > figure img, .product-card > a > img, .product-card .product-image img { height: 250px; }
  .product-card .product-copy, .product-card .product-content, .product-card .product-card-body { padding: 26px 24px; }
  .product-card h3 { font-size: 27px; }
  .product-card p { font-size: 14px; }
  .product-card .btn { width: 100%; }
  .company-intro { grid-template-columns: 1fr; gap: 24px; }
  .company-intro p:not(.eyebrow) { font-size: 15px; line-height: 1.95; }
  .company-intro .company-details { font-size: 13px; }
  .page-intro { padding: 39px 6% 42px; }
  .page-intro h1 { font-size: 34px; margin-bottom: 17px; line-height: 1.4; }
  .page-intro > p:not(.eyebrow), .page-intro-copy > p:not(.eyebrow) { font-size: 15px; }
  .page-intro:has(.page-intro-image) { grid-template-columns: 1fr; gap: 28px; }
  .page-intro .breadcrumb, .page-intro .breadcrumbs { margin-bottom: 21px; font-size: 11px; }
  .intro-strip { padding: 22px 6%; }
  .intro-strip p { font-size: 14px; }
  .material-navigation { padding: 30px 6%; }
  .service-grid { grid-template-columns: 1fr; gap: 22px; }
  .service { padding: 28px 24px; }
  .service h3 { font-size: 27px; }
  .service-desc { font-size: 14px; }
  .price { font-size: 43px; }
  .blanket-specs { gap: 18px 12px; }
  .blanket-specs dt { font-size: 11px; }
  .blanket-specs dd { font-size: 16px; }
  .footnote, .spec-custom-note { font-size: 12px; }
  .tier-pricing { padding: 25px 17px; margin-top: 25px; }
  .tier-heading { display: block; }
  .tier-heading h3 { font-size: 25px; }
  .tier-heading > p { margin-top: 12px; }
  .price-table { font-size: 13px; }
  .price-table th, .price-table td { padding: 14px 7px; }
  .price-table thead, .price-table td:last-child { font-size: 11px; }
  .tier-bottom { display: block; margin-top: 21px; }
  .tier-bottom p { font-size: 12px; }
  .tier-bottom .btn { margin-top: 19px; width: 100%; }
  .delivery-card { padding: 24px; }
  .delivery-card p { font-size: 14px; }
  .delivery-card .btn { width: 100%; }
  .calc-grid { grid-template-columns: 1fr; gap: 16px; }
  .calc-grid form, .calc-form, .calc-controls, .calc-result { padding: 26px 24px; }
  .calculator label { font-size: 13px; }
  .calculator .form-row { gap: 13px; }
  .calc-result h3 { font-size: 24px; }
  .calc-result > strong, .calc-result .result-number, .calc-result .calc-total { font-size: 39px; }
  .calc-result .btn { width: 100%; }
  .precast-section { grid-template-columns: 1fr; gap: 30px; }
  .precast-image .gallery-open img { height: 410px; }
  .precast-copy h2 { font-size: 30px; }
  .precast-copy > p:not(.eyebrow) { font-size: 14px; }
  .precast-copy .precast-lead { font-size: 19px !important; }
  .base-specs { gap: 16px; }
  .base-specs strong { font-size: 16px; }
  .base-quote { font-size: 34px; }
  .base-process-grid { grid-template-columns: 1fr; gap: 23px; }
  .base-process-image img { height: 390px; }
  .base-process h2 { font-size: 30px; }
  .base-process-caption { padding: 23px; }
  .base-process-caption p, .process-context { font-size: 13px; }
  .tabs { gap: 0; justify-content: space-between; margin-bottom: 25px; }
  .tabs button { font-size: 13px; padding: 13px 1px; min-height: 49px; }
  .application-panel { grid-template-columns: 1fr; gap: 25px; }
  .application-image { height: 290px; }
  .application-copy h3 { font-size: 28px; }
  .application-copy p { font-size: 14px; }
  .application-copy .note { font-size: 13px; }
  .scope-grid { grid-template-columns: 1fr; gap: 0; }
  .scope-grid article { padding: 23px 0; gap: 17px; }
  .scope-grid h3 { font-size: 19px; }
  .scope-grid p { font-size: 14px; }
  .technical-note { padding: 22px; }
  .technical-note strong { font-size: 14px; }
  .technical-note p { font-size: 12px; line-height: 1.95; }
  .gallery-grid { grid-template-columns: 1fr; gap: 28px; }
  .gallery-open img { height: 280px; }
  .supplied-guide figcaption { padding: 19px; }
  .supplied-guide figcaption strong { font-size: 15px; }
  .supplied-guide figcaption p { font-size: 12px; }
  .supplied-guide-image img { height: auto; }
  .guide-zoom-hint { padding: 13px 17px; font-size: 11px; }
  .installation-steps { gap: 13px; }
  .installation-steps li { padding: 22px 17px; }
  .installation-steps h3 { font-size: 18px; }
  .installation-steps p { font-size: 12px; }
  .install-step-top > span { font-size: 23px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 29px 21px; }
  .steps li > span { font-size: 28px; }
  .steps h3 { font-size: 18px; }
  .steps p { font-size: 13px; }
  .faq { grid-template-columns: 1fr; gap: 26px; }
  .questions summary { font-size: 15px; line-height: 1.8; }
  .questions details { padding: 21px 0; }
  .questions details p { font-size: 13px; }
  .case-placeholders { gap: 17px; }
  .case-slot { padding: 27px 24px; min-height: 190px; }
  .case-slot h3 { font-size: 22px; }
  .video-placeholder { min-height: 255px; padding: 29px 24px; }
  .video-placeholder h3 { font-size: 23px; }
  .video-placeholder p { font-size: 13px; }
  .inquiry { grid-template-columns: 1fr; padding: 54px 6%; gap: 30px; }
  .inquiry h2 { font-size: 31px; }
  .inquiry-intro > p:not(.eyebrow) { font-size: 14px; }
  .inquiry form { padding: 24px 20px; }
  .inquiry form label { font-size: 12px; }
  .inquiry .form-row { gap: 12px; }
  .inquiry input, .inquiry select, .inquiry textarea { font-size: 16px; padding: 11px 12px; }
  .contact-details { grid-template-columns: minmax(0, 1fr) 122px; gap: 17px; }
  .contact-details dd { font-size: 13px; }
  .line-qr, .line-qr img { width: 122px; }
  .line-qr img { height: 122px; }
  .line-qr span { font-size: 10px; }
  .inquiry-intro .privacy { max-width: none; }
  footer { padding: 34px 6% 25px; gap: 18px; }
  footer .brand { gap: 14px; }
  footer .brand .official-logo { width: 78px; height: 78px; }
  footer .brand .company-name { font-size: 18px; letter-spacing: .02em; }
  footer .brand .brand-descriptor { font-size: 13px; }
  footer > p { font-size: 12px; }
  .footer-contact { display: grid; gap: 8px; font-size: 12px; }
  footer small { font-size: 10px; }
  dialog { padding: 17px; max-height: calc(100dvh - 112px - env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 380px) {
  header { padding-inline: 9px; }
  header .brand { gap: 7px; }
  header .brand .official-logo { width: 58px; height: 58px; }
  header .brand .company-name { font-size: 17px; letter-spacing: 0; }
  header .brand .brand-descriptor { font-size: 12px; }
  header .menu { min-width: 40px; padding-inline: 7px; }
  .hero-content h1 { font-size: 34px; }
  .hero-content .btn { padding-inline: 14px; font-size: 13px; }
  .hero-facts { gap: 9px; }
  .hero-facts strong { font-size: 14px; }
  .quick-contact { gap: 5px; padding-inline: 8px; }
  .quick-contact > a { font-size: 11px; gap: 4px; }
  .service { padding: 25px 21px; }
  .blanket-specs { gap: 15px 8px; }
  .blanket-specs dd { font-size: 15px; }
  .blanket-specs dt { font-size: 10px; }
  .contact-details { grid-template-columns: 1fr 108px; gap: 12px; }
  .line-qr, .line-qr img { width: 108px; }
  .line-qr img { height: 108px; }
  .installation-steps { grid-template-columns: 1fr; }
  .inquiry .form-row { grid-template-columns: 1fr; gap: 0; }
  .price-table th, .price-table td { padding-inline: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .btn:hover, .gallery-open:hover img { transform: none; }
}
@media print {
  header, .quick-contact, .menu, .inquiry, footer, dialog { display: none !important; }
  body { background: white; padding: 0; }
  .section, .applications, .page-intro { padding: 24px 0; }
  .home-hero, .page-intro, .calc-result { color: #183e31; background: white; }
  .service, .product-card, .base-process-grid > li, .installation-steps li { break-inside: avoid; }
}

/* Final markup alignment and retained large company identity. */
header { height: 112px; }
header .brand .official-logo { width: 96px; height: 96px; }
header .brand .company-name { font-size: 26px; }
header .brand .brand-descriptor { font-size: 18px; letter-spacing: .22em; }
.quick-contact { top: 112px; }
html { scroll-padding-top: 191px; }
.hero-content h1 em { display: block; font-style: normal; color: #e8ddb5; font-size: .86em; margin-top: .14em; }
.hero-content .btn.dark, .page-intro .btn.dark { background: #e8ddb5; color: var(--green); }
.hero-content .text-link, .page-intro .text-link { color: #e8ddb5; border-color: #a8b8a5; }
.page-intro > .text-link { display: inline-block; margin-top: 22px; }
.product-copy > small { display: block; margin-top: 16px; font-size: 11px; color: var(--muted); line-height: 1.8; }
.product-card img[src*='precast-concrete'] { object-fit: contain; background: #e7e9e0; }
.company-intro h3 { margin-top: 0; font-size: 26px; }
#calculator-form { display: grid; align-content: start; gap: 17px; }
#calculator-form label { margin: 0; }
#calculator-form > .btn { margin-top: 4px; }
#calc-output { white-space: pre-line; font-size: 17px; line-height: 1.9; }
#calc-inquire { color: #e8ddb5; border-color: #8ea28d; align-self: flex-start; }
.video-placeholder { margin-top: 25px; }
.video-placeholder > strong { font-size: 24px; font-weight: 600; margin-bottom: 13px; }
.skip-link { position: fixed; top: 10px; left: 12px; z-index: 100; transform: translateY(-180%); padding: 13px 20px; background: #e8ddb5; color: #183e31; border: 2px solid #183e31; font-weight: 650; min-height: 48px; }
.skip-link:focus { transform: translateY(0); }
.detail-disclosure { width: 100%; border: 1px solid #c4cebd; padding: 0; background: #fff; margin: 0 0 28px; }
.detail-disclosure > summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 60px; padding: 15px 23px; font-size: 15px; font-weight: 600; color: var(--green); }
.detail-disclosure > summary::after { content: '+'; flex-shrink: 0; font-size: 25px; font-weight: 400; line-height: 1; color: #8b7648; }
.detail-disclosure[open] > summary { border-bottom: 1px solid #d8ded3; background: #f3f5ed; }
.detail-disclosure[open] > summary::after { content: '−'; }
.detail-disclosure > .scope-grid, .detail-disclosure > .installation-steps { margin: 0; padding: 22px 25px; }
.detail-disclosure .scope-grid p, .detail-disclosure .installation-steps p { margin: 0; }
.detail-disclosure .scope-grid article:nth-child(-n+2) { border-top: 0; }
@media (max-width: 1100px) {
  header { height: 112px; }
  header .brand .official-logo { width: 96px; height: 96px; }
  header .brand .company-name { font-size: 26px; }
  .quick-contact { top: 112px; }
}
@media (max-width: 720px) {
  header { height: 100px; }
  header .brand .official-logo { width: 76px; height: 76px; }
  header .brand .company-name { font-size: 20px; letter-spacing: .015em; }
  header .brand .brand-descriptor { font-size: 15px; letter-spacing: .2em; }
  .quick-contact { top: auto; }
  html { scroll-padding-top: 114px; }
  header nav { max-height: calc(100dvh - 184px - env(safe-area-inset-bottom, 0px)); }
  .hero-content h1 em { font-size: .86em; }
  #calc-output { font-size: 16px; }
  .video-placeholder > strong { font-size: 22px; }
  .detail-disclosure > summary { padding: 14px 17px; min-height: 58px; font-size: 14px; }
  .detail-disclosure > .scope-grid, .detail-disclosure > .installation-steps { padding: 18px; }
  .detail-disclosure .scope-grid article:nth-child(2) { border-top: 1px solid var(--line); }
}
@media (max-width: 360px) {
  header .brand .official-logo { width: 68px; height: 68px; }
  header .brand .company-name { font-size: 18px; letter-spacing: 0; }
  header .brand .brand-descriptor { font-size: 14px; }
}

dialog #full-image{height:auto;max-width:100%}