@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap');

/* DATA LAJPAL — responsive visual system and accessible interaction states. */
:root {
  color-scheme: light;
  --brand-950: #092b3e;
  --brand-900: #103b50;
  --brand-800: #17536a;
  --brand-700: #16736f;
  --brand-600: #168b78;
  --brand-100: #e7f3f0;
  --ink: #183548;
  --muted: #617786;
  --paper: #ffffff;
  --canvas: #f4f7f7;
  --line: #dce6e8;
  --lime: #b7d85c;
  --shadow-sm: 0 8px 24px rgb(9 43 62 / 7%);
  --shadow-lg: 0 24px 70px rgb(9 43 62 / 15%);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --content: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid #53bca8; outline-offset: 4px; }
::selection { background: #cbe9de; color: var(--brand-950); }
.wrap { width: min(var(--content), calc(100% - 48px)); margin-inline: auto; }
.section { padding: clamp(64px, 8vw, 104px) 0; }
.kicker, .section-kicker, .card-index, .product-overline {
  color: var(--brand-700);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.4;
  text-transform: uppercase;
}
.section h2, .about-copy h2, .feature-copy h2, .facility-copy h2 {
  color: var(--brand-950);
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 750;
  letter-spacing: -.045em;
  line-height: 1.12;
}
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .7fr); gap: 44px; align-items: end; margin-bottom: 34px; }
.section-head h2 { margin: 9px 0 0; }
.section-head p, .section-intro { max-width: 660px; margin: 0; color: var(--muted); font-size: 15px; }

/* Compact announcement strip and sticky, keyboard-friendly navigation. */
.topbar { background: var(--brand-950); color: #eaf4f4; }
.topbar-inner { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 18px; font-size: 11px; letter-spacing: .025em; }
.topbar-inner a { color: #d4ee9b; font-weight: 700; }
.header { position: sticky; top: 0; z-index: 50; height: auto; background: rgb(255 255 255 / 92%); border-bottom: 1px solid rgb(220 230 232 / 80%); box-shadow: 0 8px 30px rgb(9 43 62 / 5%); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); }
.nav { position: relative; display: flex; min-height: 86px; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; min-width: 0; align-items: center; }
.brand img { display: block; width: clamp(218px, 23vw, 286px); height: auto; object-fit: contain; }
.brand span { display: none; }
.links { display: flex; align-items: center; gap: clamp(14px, 1.8vw, 26px); color: #3f5866; font-size: 13px; font-weight: 650; }
.links > a, .nav-dropdown > details > summary { position: relative; padding: 10px 0; cursor: pointer; list-style: none; transition: color .18s ease; }
.nav-dropdown > details > summary::-webkit-details-marker { display: none; }
.nav-dropdown > details > summary::after { content: "⌄"; margin-left: 7px; color: var(--brand-600); }
.links > a:hover, .links > a.active, .nav-dropdown > details > summary:hover { color: var(--brand-700); }
.nav-dropdown > details > summary.active { color: var(--brand-700); }
.links > a.active::before { position: absolute; right: 0; bottom: 3px; left: 0; height: 2px; border-radius: 3px; background: var(--brand-600); content: ""; }
.nav-dropdown { position: relative; }
.dropdown-menu { position: absolute; top: calc(100% + 7px); left: -18px; display: none; min-width: 248px; padding: 9px; border: 1px solid var(--line); border-radius: 16px; background: white; box-shadow: var(--shadow-lg); }
.nav-dropdown details[open] .dropdown-menu, .nav-dropdown:focus-within .dropdown-menu { display: grid; }
.dropdown-menu a { padding: 10px 12px; border-radius: 9px; color: var(--ink); font-size: 13px; }
.dropdown-menu a:hover { background: var(--canvas); color: var(--brand-700); }
.dropdown-menu { max-height: min(72vh, 560px); overflow-y: auto; }
.menu-toggle { display: none; width: 46px; height: 44px; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: white; cursor: pointer; }
.menu-toggle span { display: block; height: 2px; margin: 5px 1px; border-radius: 2px; background: var(--brand-950); transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-7px) rotate(-45deg); }
.btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 9px; padding: 11px 19px; border: 1px solid transparent; border-radius: 999px; box-shadow: none; font-size: 13px; font-weight: 750; line-height: 1.2; transition: transform .18s ease, background .18s ease, box-shadow .18s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 25px rgb(9 43 62 / 13%); }
.btn.blue { background: var(--brand-900); color: white; }
.btn.blue:hover { background: var(--brand-700); }
.btn.green { background: var(--brand-600); color: white; }
.btn.green:hover { background: var(--brand-700); }
.btn.outline { border-color: rgb(255 255 255 / 62%); color: white; }
.nav-cta { flex: 0 0 auto; min-height: 44px; padding-inline: 16px; font-size: 12px; }

/* Home hero, product cards, and editorial features. */
.hero { position: relative; isolation: isolate; height: auto; min-height: 610px; overflow: hidden; background-image: linear-gradient(90deg, rgb(7 36 53 / 94%) 0%, rgb(7 36 53 / 82%) 38%, rgb(7 36 53 / 35%) 75%, rgb(7 36 53 / 18%) 100%), url('../assets/hero-materials.jpg'); background-position: center; background-size: cover; color: white; }
.hero::after { position: absolute; z-index: -1; right: 0; bottom: 0; left: 0; height: 130px; background: linear-gradient(0deg, rgb(6 29 43 / 22%), transparent); content: ""; }
.hero .wrap { min-height: 610px; display: flex; align-items: center; }
.hero-copy { width: min(620px, 100%); padding-block: 70px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: #d9efc0; font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 6px rgb(183 216 92 / 18%); }
.hero h1 { max-width: 720px; margin: 18px 0; font-size: clamp(44px, 6.6vw, 78px); font-weight: 760; letter-spacing: -.06em; line-height: .99; }
.hero h1 em { color: #cae696; font-style: normal; }
.hero p { max-width: 555px; margin: 0; color: #edf5f5; font-size: clamp(15px, 1.45vw, 18px); line-height: 1.75; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 0; margin: 28px 0; }
.hero-proof > span { min-width: 126px; padding: 0 20px; border-left: 1px solid rgb(255 255 255 / 30%); }
.hero-proof > span:first-child { padding-left: 0; border-left: 0; }
.hero-proof b { display: block; color: white; font-size: 21px; line-height: 1.2; }
.hero-proof small { color: #c5d8dc; font-size: 11px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-outline { border-color: rgb(255 255 255 / 54%); color: white; }
.hero-caption { margin-top: 18px; color: #d7e3e4; font-size: 11px; }
.hero-side-note { position: absolute; right: max(24px, calc((100vw - var(--content)) / 2)); bottom: 36px; display: grid; grid-template-columns: auto auto; gap: 0 12px; align-items: center; padding: 16px 20px; border: 1px solid rgb(255 255 255 / 25%); border-radius: 18px; background: rgb(8 43 61 / 70%); color: white; -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.hero-side-number { grid-row: span 2; color: #cae696; font-size: 40px; font-weight: 800; line-height: 1; }
.hero-side-note span:not(.hero-side-number) { font-size: 9px; font-weight: 800; letter-spacing: .13em; line-height: 1.4; }
.hero-side-note i { display: none; }
.section-products { background: var(--canvas); }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: white; box-shadow: var(--shadow-sm); transition: transform .24s ease, box-shadow .24s ease; }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card-image-link { position: relative; display: block; overflow: hidden; background: #edf2f1; }
.card-image-link img, .card > img { display: block; width: 100%; height: clamp(210px, 23vw, 285px); object-fit: cover; transition: transform .55s cubic-bezier(.2,.7,.2,1); }
.card:hover .card-image-link img { transform: scale(1.045); }
.image-arrow { position: absolute; right: 15px; bottom: 14px; display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid rgb(255 255 255 / 65%); border-radius: 50%; background: rgb(9 43 62 / 76%); color: white; }
.card-body { padding: 22px 23px 25px; }
.product-catalog-section { background: var(--canvas); scroll-margin-top: 100px; }
.product-catalog-section:not(.section) { padding-block: clamp(58px, 7vw, 88px); }
.product-photo-thumbs.product-gallery-four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.material-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.material-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: #fff; box-shadow: var(--shadow-sm); scroll-margin-top: 110px; transition: transform .22s ease, box-shadow .22s ease; }
.material-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.material-image-button { position: relative; display: block; width: 100%; aspect-ratio: 4 / 3; overflow: hidden; padding: 10px; border: 0; background: #f3f6f4; cursor: zoom-in; }
.material-image-button img { display: block; width: 100%; height: 100%; object-fit: contain; transition: transform .32s ease; }
.material-image-button:hover img, .material-image-button:focus-visible img { transform: scale(1.035); }
.material-image-button > span { position: absolute; right: 12px; bottom: 12px; padding: 8px 11px; border: 1px solid rgb(255 255 255 / 50%); border-radius: 99px; background: rgb(9 43 62 / 86%); color: white; font-size: 10px; font-weight: 750; opacity: .95; }
.material-body { padding: 19px 20px 22px; }
.material-body h3 { margin: 8px 0; color: var(--brand-950); font-size: 20px; letter-spacing: -.02em; }
.material-body p { margin: 0 0 14px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.material-body .learn { cursor: pointer; }
.catalog-note { display: flex; flex-wrap: wrap; gap: 7px 12px; align-items: baseline; margin-top: 22px; padding: 17px 20px; border: 1px solid #dce8bf; border-radius: 14px; background: #f7faec; color: #415b47; font-size: 13px; }
.catalog-note strong { color: var(--brand-950); }
.reference-caption { display: block; margin-top: 12px; color: #667b81; font-size: 10px; line-height: 1.5; }
.card-index { color: var(--brand-700); font-size: 10px; }
.card h3 { margin: 9px 0; color: var(--brand-950); font-size: 21px; letter-spacing: -.025em; line-height: 1.28; }
.card p { min-height: 0; margin: 0 0 16px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.learn, .text-link { display: inline-flex; align-items: center; gap: 7px; color: var(--brand-700); font-size: 13px; font-weight: 750; }
.learn:hover, .text-link:hover { color: var(--brand-950); text-decoration: underline; text-underline-offset: 4px; }
.mini-specs { display: flex; flex-wrap: wrap; gap: 7px; margin: 14px 0; }
.mini-specs span { padding: 5px 9px; border-radius: 99px; background: var(--canvas); color: var(--brand-900); font-size: 10px; font-weight: 700; }
.notice-card { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 28px; padding: 20px 22px; border: 1px solid #d4e3dd; border-radius: 16px; background: #f3f8f5; }
.notice-card > div { display: flex; align-items: flex-start; gap: 13px; }
.notice-icon { display: grid; flex: 0 0 28px; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: var(--brand-100); color: var(--brand-700); font-weight: 800; }
.notice-card h3 { margin: 0 0 3px; color: var(--brand-950); font-size: 14px; }
.notice-card p { margin: 0; color: var(--muted); font-size: 12px; }
.center-action { margin-top: 32px; text-align: center; }
.home-feature, .facility-showcase { padding: clamp(66px, 8vw, 102px) 0; }
.home-feature { background: white; }
.feature-grid, .facility-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: clamp(30px, 6vw, 80px); align-items: center; }
.feature-photo { position: relative; overflow: hidden; min-height: 380px; border-radius: var(--radius-lg); background: var(--canvas); box-shadow: var(--shadow-lg); }
.feature-photo img { display: block; width: 100%; height: 100%; min-height: 380px; object-fit: cover; }
.photo-label { position: absolute; right: 18px; bottom: 18px; left: 18px; display: grid; gap: 3px; padding: 16px 18px; border: 1px solid rgb(255 255 255 / 38%); border-radius: 14px; background: rgb(9 43 62 / 78%); color: white; -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.photo-label span { color: #cde4a3; font-size: 9px; font-weight: 800; letter-spacing: .15em; }
.photo-label b { font-size: 16px; }
.feature-copy h2, .facility-copy h2 { margin: 11px 0 15px; }
.feature-copy p, .facility-copy p { color: var(--muted); font-size: 15px; }
.check-list { display: grid; gap: 10px; padding: 0; margin: 20px 0 25px; list-style: none; }
.check-list li { position: relative; padding-left: 28px; color: #405c69; font-size: 14px; }
.check-list li::before { position: absolute; top: .2em; left: 0; display: grid; width: 19px; height: 19px; place-items: center; border-radius: 50%; background: var(--brand-100); color: var(--brand-700); content: "✓"; font-size: 12px; font-weight: 900; }
.facility-showcase { background: var(--canvas); }
.facility-visual { position: relative; overflow: hidden; border-radius: var(--radius-lg); }
.facility-visual img { display: block; width: 100%; min-height: 390px; object-fit: cover; }
.facility-tag { position: absolute; top: 18px; left: 18px; padding: 9px 13px; border: 1px solid rgb(255 255 255 / 45%); border-radius: 99px; background: rgb(9 43 62 / 80%); color: white; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.facility-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 15px; }
.home-about { padding-block: 65px; }
.about-strip { display: grid; grid-template-columns: minmax(250px, .85fr) minmax(0, 1.35fr) auto; gap: clamp(22px, 4vw, 50px); align-items: center; overflow: hidden; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(120deg, #f6faf9, #eaf4f0); }
.about-strip > img { width: 100%; min-height: 245px; max-height: 300px; border-radius: 19px; object-fit: cover; }
.about-strip h2 { margin: 8px 0 12px; color: var(--brand-950); font-size: clamp(27px, 3vw, 38px); line-height: 1.12; letter-spacing: -.045em; }
.about-strip p { color: var(--muted); font-size: 14px; }
.about-years { display: grid; justify-items: center; padding: 22px; border-left: 1px solid #cbdcda; color: var(--brand-700); text-align: center; }
.about-years strong { font-size: 48px; line-height: 1; }
.about-years span { margin-top: 9px; color: var(--brand-900); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.applications-preview { background: var(--canvas); }
.apps { display: grid; width: 100%; max-width: 1240px; min-width: 0; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 0; margin-inline: auto; align-items: center; }
.apps-copy { width: auto; min-width: 0; margin: 0; padding-right: clamp(28px, 4vw, 54px); text-align: left; }
.apps h2 { max-width: 13ch; margin: 8px 0 13px; font-size: clamp(30px, 3.1vw, 44px); line-height: 1.1; letter-spacing: -.045em; }
.apps p { max-width: 58ch; margin: 0 0 16px; color: var(--muted); font-size: 15px; }
.app-icons { display: grid; width: 100%; min-width: 0; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px 18px; padding: 0 0 0 clamp(28px, 4vw, 54px); border-left: 1px solid var(--line); text-align: center; }
.app-card { display: flex; min-width: 0; min-height: 0; flex-direction: column; align-items: center; justify-content: flex-start; gap: 10px; padding: 0 8px; border: 0; border-radius: 14px; background: transparent; box-shadow: none; text-align: center; transition: transform .2s ease; }
.app-card:hover { transform: translateY(-2px); background: transparent; box-shadow: none; }
.app-icon { display: grid; width: 58px; height: 58px; margin: 0; flex: 0 0 auto; place-items: center; border: 1px solid var(--line); border-radius: 19px; background: white; color: var(--brand-700); }
.app-icon svg { display: block; width: 22px; height: 22px; overflow: visible; fill: none !important; stroke: currentColor !important; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.app-icon svg * { fill: none !important; stroke: currentColor !important; }
.app-card-copy { display: block; min-width: 0; }
.app-card-copy strong { display: block; max-width: 13ch; color: var(--muted); font-size: 11px; font-weight: 650; line-height: 1.7; text-align: center; }

/* Shared page intros, product details, image viewer, and contact form. */
.page-hero { padding: clamp(70px, 9vw, 116px) 0; background: linear-gradient(100deg, rgb(7 36 53 / 94%), rgb(7 36 53 / 71%)), url('../assets/hero-materials.jpg') center 45% / cover; color: white; }
.page-hero .wrap { position: relative; }
.page-hero .kicker { color: #d2eab0; }
.page-hero h1 { max-width: 900px; margin: 8px 0 13px; color: white; font-size: clamp(38px, 5.2vw, 64px); font-weight: 750; letter-spacing: -.055em; line-height: 1.05; }
.page-hero p { max-width: 700px; margin: 0; color: #e3eeee; font-size: 16px; line-height: 1.75; }
.breadcrumb { margin-top: 22px; color: #d0e1e3; font-size: 12px; }
.breadcrumb a { color: white; text-decoration: underline; text-decoration-color: #9bcfba; text-underline-offset: 3px; }
.product-page-section { background: var(--canvas); }
.product-detail-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .9fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.product-photo-stack { min-width: 0; }
.product-photo-main { position: relative; height: clamp(340px, 44vw, 570px); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #edf1ef; box-shadow: var(--shadow-sm); cursor: zoom-in; }
.product-photo-main > img { display: block; width: 100%; height: 100%; object-fit: contain; transition: transform .35s ease; }
.product-photo-main:hover > img { transform: scale(1.025); }
.zoom-trigger { position: absolute; z-index: 2; top: 16px; right: 16px; display: grid; width: 46px; height: 46px; place-items: center; border: 1px solid rgb(255 255 255 / 75%); border-radius: 50%; background: rgb(9 43 62 / 86%); color: white; font-size: 23px; cursor: pointer; box-shadow: 0 6px 20px rgb(9 43 62 / 18%); }
.zoom-trigger:hover { background: var(--brand-700); }
.product-photo-thumbs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.product-photo-thumbs img { display: block; width: 100%; height: 112px; padding: 3px; border: 2px solid transparent; border-radius: 14px; background: white; object-fit: cover; cursor: pointer; transition: border-color .18s ease, transform .18s ease; }
.product-photo-thumbs img:hover, .product-photo-thumbs img.is-selected { transform: translateY(-2px); border-color: var(--brand-600); }
.photo-disclaimer { margin: 12px 2px; color: var(--muted); font-size: 11px; }
.product-info { position: sticky; top: 120px; padding: clamp(24px, 4vw, 42px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; box-shadow: var(--shadow-sm); }
.product-info h2 { margin: 8px 0 12px; color: var(--brand-950); font-size: clamp(29px, 3vw, 40px); line-height: 1.1; letter-spacing: -.045em; }
.product-info > p { color: var(--muted); font-size: 15px; }
.product-info h3 { margin: 26px 0 8px; color: var(--brand-900); font-size: 15px; }
.product-info .check-list li { font-size: 13px; }
.product-info-callout { display: grid; gap: 3px; margin: 22px 0; padding: 16px; border-radius: 14px; background: var(--canvas); }
.product-info-callout span { color: var(--muted); font-size: 11px; }
.product-info-callout b { color: var(--brand-950); font-size: 13px; }
.product-enquire { width: 100%; }
.product-info .text-link { margin-top: 18px; }
.product-guidance { background: white; }
.product-guidance .feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 17px; }
.feature-card { padding: 23px; border: 1px solid var(--line); border-radius: 16px; background: white; }
.feature-card h3 { margin: 0 0 7px; color: var(--brand-950); font-size: 16px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; }
.related-products { background: var(--canvas); }
.related-products .section-head { margin-bottom: 20px; }
.related-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.related-links > a { position: relative; min-height: 150px; overflow: hidden; border-radius: 16px; background: var(--brand-950); color: white; }
.related-links img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .68; transition: transform .35s ease; }
.related-links > a:hover img { transform: scale(1.04); }
.related-links span { position: absolute; right: 15px; bottom: 13px; left: 15px; display: flex; justify-content: space-between; gap: 12px; align-items: center; font-weight: 750; }
.image-lightbox { position: fixed; inset: 0; width: 100vw; height: 100vh; max-width: none; max-height: none; padding: 0; border: 0; background: transparent; color: white; }
.image-lightbox::backdrop { background: rgb(3 17 25 / 94%); }
.lightbox-shell { position: fixed; inset: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; padding: 18px clamp(14px, 4vw, 58px); }
.lightbox-toolbar, .lightbox-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lightbox-toolbar { min-height: 56px; }
.lightbox-toolbar strong { color: white; font-size: 13px; letter-spacing: .04em; }
.lightbox-toolbar button, .lightbox-controls button, .lightbox-arrow { display: inline-grid; min-width: 42px; height: 42px; place-items: center; padding: 0 12px; border: 1px solid rgb(255 255 255 / 28%); border-radius: 999px; background: rgb(255 255 255 / 10%); color: white; cursor: pointer; }
.lightbox-toolbar button:hover, .lightbox-controls button:hover, .lightbox-arrow:hover { background: var(--brand-700); }
.lightbox-stage { position: relative; display: grid; min-height: 0; place-items: center; overflow: hidden; }
.lightbox-stage > img { max-width: min(100%, 1500px); max-height: 100%; object-fit: contain; transform-origin: center; transition: transform .14s ease; user-select: none; }
.lightbox-arrow { position: absolute; z-index: 2; top: 50%; width: 46px; height: 46px; padding: 0; border-radius: 50%; font-size: 25px; transform: translateY(-50%); }
.lightbox-prev { left: 4px; }
.lightbox-next { right: 4px; }
.lightbox-controls { justify-content: center; min-height: 56px; color: #dae6e7; font-size: 12px; }
.lightbox-controls output { min-width: 58px; text-align: center; }
.lightbox-help { position: absolute; right: 10px; bottom: 7px; left: 10px; margin: 0; color: #b9c9cc; font-size: 10px; text-align: center; }
.lightbox-active { overflow: hidden; }
.contact-grid, .contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: 34px; }
.contact-layout { margin-top: 30px; }
.contact-details { display: grid; gap: 11px; }
.contact-item { display: flex; gap: 14px; padding: 18px; border: 1px solid var(--line); border-radius: 15px; background: white; }
.contact-icon { flex: 0 0 40px; display: grid; width: 40px; height: 40px; place-items: center; border-radius: 13px; background: var(--brand-100); color: var(--brand-700); font-size: 19px; }
.contact-item h3 { margin: 0 0 3px; color: var(--brand-950); font-size: 14px; }
.contact-item p { margin: 0; color: var(--muted); font-size: 13px; }
.contact-item small { color: #7a8c94; font-size: 10px; }
.contact-form { display: grid; gap: 10px; padding: clamp(22px, 3vw, 32px); border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--canvas); }
.contact-form h3 { margin: 0; color: var(--brand-950); font-size: 22px; }
.contact-form p, .contact-form small { margin: 0; color: var(--muted); font-size: 12px; }
.contact-form label { margin-top: 8px; color: var(--brand-900); font-size: 12px; font-weight: 700; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; min-height: 46px; padding: 11px 13px; border: 1px solid #cad8da; border-radius: 10px; background: white; color: var(--ink); }
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form button { margin-top: 8px; cursor: pointer; }

/* Story, applications, editorial journal, and strong site-wide footer. */
.about-main { padding-block: 72px; }
.about-intro-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .8fr); gap: 54px; align-items: center; }
.about-intro-grid h2 { margin: 8px 0 15px; color: var(--brand-950); font-size: clamp(31px, 3.6vw, 46px); line-height: 1.12; letter-spacing: -.045em; }
.about-intro-grid p { color: var(--muted); font-size: 15px; }
.about-intro-grid img { display: block; width: 100%; height: 380px; border-radius: var(--radius-lg); object-fit: cover; box-shadow: var(--shadow-lg); }
.about-content-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 48px; }
.about-content-grid article { padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: white; }
.about-num { display: inline-grid; width: 36px; height: 36px; place-items: center; border-radius: 11px; background: var(--brand-100); color: var(--brand-700); font-size: 11px; font-weight: 850; }
.about-content-grid h3 { margin: 14px 0 8px; color: var(--brand-950); font-size: 18px; }
.about-content-grid p { color: var(--muted); font-size: 13px; }
.values-section { padding: 70px 0; background: var(--canvas); }
.values-section h2 { margin: 9px 0 25px; }
.values-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.values-grid article { padding: 21px; border: 1px solid var(--line); border-radius: 16px; background: white; }
.values-grid article > span { color: var(--brand-600); font-size: 11px; font-weight: 800; }
.values-grid h3 { margin: 8px 0; color: var(--brand-950); font-size: 15px; }
.values-grid p { margin: 0; color: var(--muted); font-size: 12px; }
.vision-section { padding: 58px 0; background: var(--brand-950); color: white; }
.vision-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 40px; align-items: center; }
.vision-grid .kicker { color: #cce59a; }
.vision-grid h2 { margin: 7px 0; color: white; font-size: 34px; }
.vision-grid > p { margin: 0; color: #d2e0e3; font-size: 16px; }
.applications-page-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.applications-page-grid article { overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: white; box-shadow: var(--shadow-sm); }
.applications-page-grid img { display: block; width: 100%; height: 230px; object-fit: cover; }
.applications-page-grid article > span, .applications-page-grid h2, .applications-page-grid p, .applications-page-grid .text-link { margin-inline: 20px; }
.applications-page-grid article > span { display: block; margin-top: 18px; color: var(--brand-700); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.applications-page-grid h2 { margin-top: 7px; margin-bottom: 8px; font-size: 20px; }
.applications-page-grid p { color: var(--muted); font-size: 13px; }
.applications-page-grid .text-link { margin-bottom: 21px; }
.applications-note { margin-top: 28px; padding: 17px 20px; border: 1px solid #d5e7db; border-radius: 13px; background: #f3faf5; color: #466154; font-size: 13px; }
.contact-section { background: var(--canvas); }
.contact-nationwide { padding: 0 0 22px; }
.cta { position: relative; overflow: hidden; background: var(--brand-900); color: white; }
.cta::before { position: absolute; top: -100px; right: -70px; width: 400px; height: 400px; border: 1px solid rgb(255 255 255 / 8%); border-radius: 50%; box-shadow: 0 0 0 55px rgb(255 255 255 / 3%), 0 0 0 110px rgb(255 255 255 / 2%); content: ""; }
.cta .wrap, .cta-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 190px minmax(0, 1fr) 220px; min-height: 190px; align-items: center; gap: 30px; }
.cta img { width: 190px; height: 160px; border-radius: 16px; object-fit: cover; }
.cta .kicker { color: #d4ec9d; }
.cta h2 { margin: 6px 0; color: white; font-size: clamp(23px, 2.6vw, 32px); letter-spacing: -.035em; line-height: 1.15; }
.cta p { max-width: 640px; margin: 0; color: #d3e0e3; font-size: 13px; }
.cta-buttons { display: grid; gap: 9px; }
.footer { padding: 56px 0 22px; border-top: 4px solid var(--brand-600); background: #092b3e; color: white; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .75fr 1fr 1.1fr; gap: 34px; align-items: start; }
.footer-grid > div + div { padding-left: 26px; border-left: 1px solid rgb(255 255 255 / 15%); }
.footer-logo { width: min(250px, 100%); max-height: 62px; object-fit: contain; object-position: left center; }
.footer-brand p, .footer-contact p { max-width: 330px; color: #ccdade; font-size: 12px; }
.footer-socials { margin-top: 17px; }
.footer-socials-title { display: block; margin-bottom: 9px; color: #d9e8e5; font-size: 10px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.footer-socials-list { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-grid .footer-social { display: grid; width: 40px; height: 40px; place-items: center; margin: 0; border: 1px solid rgb(255 255 255 / 22%); border-radius: 12px; background: rgb(255 255 255 / 7%); color: white; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.footer-social svg { display: block; width: 19px; height: 19px; fill: currentColor; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.footer-social svg rect, .footer-social svg circle { fill: none; }
.footer-social svg .icon-fill { fill: currentColor; stroke: none; }
.footer-grid .footer-social:hover, .footer-grid .footer-social:focus-visible { transform: translateY(-2px); border-color: #b7d85c; background: #16736f; text-decoration: none; }
.footer-grid .footer-social.is-pending { opacity: .48; cursor: help; }
.footer-grid .footer-social.footer-email { color: #f4b2a8; }
.footer-grid .footer-social.footer-email:hover { color: white; }
.footer-grid h4 { margin: 4px 0 14px; color: white; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.footer-grid a { display: block; margin: 7px 0; color: #d5e1e3; font-size: 12px; }
.footer-grid a:hover { color: #d2eb9b; text-decoration: underline; text-underline-offset: 3px; }
.footer-contact p { margin: 7px 0; }
.footer-contact small { display: block; color: #adc0c4; font-size: 10px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 18px; margin-top: 34px; padding-top: 17px; border-top: 1px solid rgb(255 255 255 / 16%); color: #adc0c4; font-size: 10px; }
.footer-bottom span { color: inherit; font-size: inherit; }
.placeholder-note { margin: 10px 0 0; color: #aabdc1; font-size: 10px; }
.floating-wa { position: fixed; right: 22px; bottom: 22px; z-index: 30; display: grid; width: 54px; height: 54px; place-items: center; border: 3px solid white; border-radius: 50%; background: #1a9d73; color: white; font-size: 24px; box-shadow: 0 8px 24px rgb(9 43 62 / 26%); }
.floating-wa:hover { transform: translateY(-3px); }

/* Blog index and article template. */
.journal-intro { padding: 70px 0 30px; background: var(--canvas); }
.journal-intro h1 { max-width: 780px; margin: 8px 0 12px; color: var(--brand-950); font-size: clamp(38px, 5vw, 58px); letter-spacing: -.055em; line-height: 1.05; }
.journal-intro p { max-width: 720px; color: var(--muted); }
.journal-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.journal-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: white; box-shadow: var(--shadow-sm); }
.journal-card img { display: block; width: 100%; height: 250px; object-fit: cover; }
.journal-card-body { padding: 22px; }
.journal-card time, .article-meta { color: var(--brand-700); font-size: 11px; font-weight: 750; }
.journal-card h2 { margin: 7px 0; font-size: 23px; line-height: 1.2; }
.journal-card p { color: var(--muted); font-size: 14px; }
.article { max-width: 820px; margin: 0 auto; padding: 62px 0 90px; }
.article h1 { margin: 12px 0; color: var(--brand-950); font-size: clamp(38px, 5vw, 58px); letter-spacing: -.05em; line-height: 1.05; }
.article-lede { color: var(--muted); font-size: 18px; line-height: 1.7; }
.article-hero { display: block; width: 100%; max-height: 460px; margin: 28px 0; border-radius: var(--radius-md); object-fit: cover; }
.article-content h2 { margin: 34px 0 9px; color: var(--brand-950); font-size: 27px; letter-spacing: -.03em; }
.article-content p, .article-content li { color: #4a6471; font-size: 15px; }
.article-content ul { padding-left: 23px; }
.article-content li { margin: 8px 0; }
.article-note { padding: 17px 20px; border-left: 3px solid var(--brand-600); border-radius: 0 12px 12px 0; background: var(--canvas); color: var(--muted); font-size: 13px; }
.blog-writing-note { margin-top: 34px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 14px; background: white; color: var(--muted); font-size: 12px; }

@media (max-width: 1020px) {
  .nav { min-height: 76px; gap: 15px; }
  .brand img { width: 232px; }
  .links { gap: 13px; font-size: 12px; }
  .nav-cta { padding-inline: 13px; font-size: 11px; }
  .footer-grid { grid-template-columns: 1.2fr .8fr .9fr; }
  .material-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-contact { grid-column: 1 / -1; padding-left: 0 !important; border-left: 0 !important; }
  .footer-contact p { display: inline-block; margin-right: 28px; vertical-align: top; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 82px; }
  .wrap { width: min(var(--content), calc(100% - 34px)); }
  .topbar-inner { min-height: 32px; font-size: 10px; }
  .nav { min-height: 72px; }
  .brand img { width: 216px; }
  .menu-toggle { display: block; order: 3; }
  .nav-cta { margin-left: auto; }
  .links { position: absolute; top: calc(100% - 1px); right: -17px; left: -17px; display: none; align-items: stretch; gap: 0; padding: 9px 17px 17px; border-bottom: 1px solid var(--line); background: white; box-shadow: 0 20px 28px rgb(9 43 62 / 12%); }
  .links.is-open { display: grid; }
  .links.is-open { max-height: calc(100dvh - 96px); overflow-y: auto; overscroll-behavior: contain; }
  .links > a, .nav-dropdown > details > summary { padding: 12px 9px; border-radius: 9px; }
  .links > a.active::before { display: none; }
  .nav-dropdown { width: 100%; }
  .dropdown-menu { position: static; min-width: 0; margin: 2px 0 7px; padding: 4px 6px 6px 13px; border: 0; border-left: 2px solid var(--brand-100); border-radius: 0; box-shadow: none; }
  .nav-dropdown details[open] .dropdown-menu, .nav-dropdown:focus-within .dropdown-menu { display: grid; }
  .hero, .hero .wrap { min-height: 590px; }
  .hero { background-image: linear-gradient(90deg, rgb(7 36 53 / 94%), rgb(7 36 53 / 72%) 68%, rgb(7 36 53 / 50%)), url('../assets/hero-materials.jpg'); background-position: 60% center; }
  .page-home .hero { background-image: linear-gradient(90deg, rgb(7 36 53 / 94%), rgb(7 36 53 / 76%) 65%, rgb(7 36 53 / 46%)), url('../assets/products/cutting-machine.jpg'); background-position: 62% center; }
  .hero-copy { padding-block: 55px 100px; }
  .hero h1 { font-size: clamp(43px, 10vw, 63px); }
  .hero p { font-size: 15px; }
  .hero-side-note { right: 17px; bottom: 18px; padding: 11px 14px; }
  .hero-side-number { font-size: 30px; }
  .section { padding-block: 58px; }
  .section-head { grid-template-columns: 1fr; gap: 10px; margin-bottom: 24px; }
  .cards, .applications-page-grid { grid-template-columns: 1fr; gap: 16px; }
  .material-grid { grid-template-columns: 1fr; gap: 16px; }
  .notice-card { align-items: stretch; flex-direction: column; }
  .card-image-link img, .card > img { height: clamp(220px, 62vw, 330px); }
  .feature-grid, .facility-grid, .about-intro-grid, .product-detail-layout, .contact-grid, .contact-layout { grid-template-columns: 1fr; gap: 24px; }
  .product-guidance .feature-grid { grid-template-columns: 1fr; }
  .feature-photo, .feature-photo img { min-height: 280px; }
  .facility-visual img { min-height: 270px; }
  .about-strip { grid-template-columns: 1fr; padding: 16px; gap: 16px; }
  .about-strip > img { min-height: 220px; height: 260px; }
  .about-years { grid-template-columns: auto 1fr; justify-items: start; gap: 13px; align-items: center; padding: 15px 5px 3px; border-top: 1px solid var(--line); border-left: 0; text-align: left; }
  .about-years span { margin: 0; }
  .apps { grid-template-columns: 1fr; gap: 22px; }
  .apps-copy { max-width: 62ch; }
  .app-icons { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0; border: 0; }
  .product-info { position: static; padding: 23px; }
  .product-photo-main { height: min(78vw, 450px); }
  .product-photo-thumbs img { height: clamp(74px, 20vw, 112px); }
  .values-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vision-grid { grid-template-columns: 1fr; gap: 8px; }
  .cta .wrap, .cta-inner { grid-template-columns: 1fr; gap: 18px; padding-block: 24px; }
  .cta img { display: none; }
  .cta-buttons { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 25px 18px; }
  .footer-grid > div + div { padding-left: 0; border-left: 0; }
  .footer-brand, .footer-contact { grid-column: 1 / -1; }
  .footer-contact p { display: block; margin-right: 0; }
  .footer-bottom { flex-direction: column; gap: 6px; }
  .journal-grid { grid-template-columns: 1fr; }
  .article { padding-block: 42px 64px; }
}
@media (max-width: 460px) {
  .topbar-inner { justify-content: center; text-align: center; }
  .topbar-inner a { display: none; }
  .brand img { width: 184px; }
  .nav-cta { min-height: 39px; padding-inline: 11px; font-size: 10px; }
  .menu-toggle { width: 41px; height: 41px; }
  .hero-proof > span { min-width: 0; padding-inline: 11px; }
  .hero-proof b { font-size: 18px; }
  .hero-proof small { font-size: 9px; }
  .hero-actions .btn { width: 100%; }
  .feature-grid, .values-grid { grid-template-columns: 1fr; }
  .app-icons { gap: 8px; }
  .app-card { grid-template-columns: 36px minmax(0, 1fr); gap: 8px; padding: 12px 8px; }
  .app-icon { width: 36px; height: 36px; border-radius: 11px; }
  .app-icon svg { width: 19px; height: 19px; }
  .app-card-copy strong { font-size: 11px; }
  .app-card-copy small { font-size: 9px; }
  .cta-buttons { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand, .footer-contact { grid-column: auto; }
  .lightbox-shell { padding-inline: 7px; }
  .lightbox-arrow { width: 38px; height: 38px; }
  .lightbox-prev { left: 1px; }
  .lightbox-next { right: 1px; }
  .lightbox-controls { gap: 6px; }
  .lightbox-controls button { min-width: 38px; height: 38px; padding-inline: 9px; }
}

/* Keep long supplier specifications and contact details inside narrow screens. */
.product-detail-description,
.page-content,
.article-content,
.footer-contact { overflow-wrap: anywhere; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

.page-home .hero { background-image: linear-gradient(90deg, rgb(7 36 53 / 95%) 0%, rgb(7 36 53 / 85%) 37%, rgb(7 36 53 / 42%) 75%, rgb(7 36 53 / 22%) 100%), url('../assets/products/cutting-machine.jpg'); background-position: center; }

@media (min-width: 900px) {
  .journal-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Keep the home capability feature balanced and prevent long copy from widening its grid. */
.home-feature .feature-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(34px, 5vw, 68px); }
.home-feature .feature-photo { min-width: 0; min-height: 0; aspect-ratio: 1.28 / 1; border: 1px solid var(--line); border-radius: 24px; }
.home-feature .feature-photo img { min-height: 0; height: 100%; object-position: center; }
.home-feature .feature-copy { min-width: 0; max-width: 560px; }
.home-feature .feature-copy h2 { max-width: 14ch; text-wrap: balance; }
.home-feature .feature-copy p { max-width: 58ch; }
.home-feature .photo-label { right: 16px; bottom: 16px; left: 16px; padding: 15px 18px; }
@media (max-width: 1020px) {
  .home-feature .feature-grid { grid-template-columns: minmax(0, 1fr); }
  .home-feature .feature-photo { aspect-ratio: 1.5 / 1; }
}

/* Product cards use selectable gallery thumbnails, similar to marketplace listings. */
.material-image-thumbs { display: flex; justify-content: center; gap: 8px; padding: 9px 14px 13px; background: #fff; }
.material-image-thumbs button { display: grid; width: 58px; height: 52px; place-items: center; overflow: hidden; padding: 3px; border: 1px solid #d8e1e3; border-radius: 8px; background: #fff; cursor: pointer; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.material-image-thumbs button:hover { transform: translateY(-2px); border-color: var(--brand-600); }
.material-image-thumbs button.is-selected, .material-image-thumbs button[aria-pressed="true"] { border: 2px solid var(--brand-700); box-shadow: 0 0 0 2px var(--brand-100); }
.material-image-thumbs img { display: block; width: 100%; height: 100%; object-fit: contain; }
.material-image-button[data-card-gallery] > span { right: 10px; bottom: 10px; }
@media (max-width: 420px) {
  .material-image-thumbs button { width: 52px; height: 48px; }
}

/* Refined primary navigation: clearer type, calm active states and a usable tablet drawer. */
.links { gap: clamp(13px, 1.45vw, 21px); color: #35505e; font-size: 13px; font-weight: 680; letter-spacing: -.012em; }
.links > a, .nav-dropdown > details > summary { padding: 12px 0; line-height: 1.25; }
.links > a { transition: color .18s ease, background .18s ease; }
.links > a.active { color: var(--brand-700); }
.links > a.active::before { height: 3px; }
.nav-dropdown > details > summary { display: inline-flex; align-items: center; gap: 8px; color: inherit; font-weight: inherit; }
.nav-dropdown > details > summary::after { width: 7px; height: 7px; margin: -4px 1px 0 0; border-right: 1.7px solid var(--brand-600); border-bottom: 1.7px solid var(--brand-600); content: ""; transform: rotate(45deg); transition: transform .18s ease, margin .18s ease; }
.nav-dropdown details[open] > summary::after { margin-top: 4px; transform: rotate(225deg); }
.nav-dropdown > details > summary:focus-visible, .links > a:focus-visible { border-radius: 7px; outline-offset: 5px; }
.dropdown-menu { top: calc(100% + 4px); min-width: 260px; padding: 9px; border-color: #dce8e7; border-radius: 15px; box-shadow: 0 20px 44px rgb(9 43 62 / 16%); }
.dropdown-menu a { padding: 10px 12px; color: #34515e; font-size: 13px; font-weight: 560; transition: color .15s ease, background .15s ease, transform .15s ease; }
.dropdown-menu a:hover { background: #eef6f3; color: var(--brand-700); transform: translateX(2px); }
.nav-cta { min-height: 43px; padding-inline: 17px; border-radius: 13px; font-size: 12px; letter-spacing: .01em; box-shadow: 0 5px 14px rgb(9 43 62 / 10%); }
.nav-cta:hover { box-shadow: 0 9px 20px rgb(9 43 62 / 16%); }
.menu-toggle { width: 44px; height: 44px; border-radius: 13px; box-shadow: 0 3px 10px rgb(9 43 62 / 5%); }
.menu-toggle:hover { border-color: #b8d4cf; background: #f5faf8; }

@media (max-width: 960px) {
  .nav { min-height: 78px; gap: 13px; }
  .brand img { width: clamp(184px, 25vw, 224px); }
  .menu-toggle { display: block; order: 3; flex: 0 0 auto; }
  .nav-cta { margin-left: auto; }
  .links { position: absolute; top: calc(100% - 1px); right: -17px; left: -17px; display: none; align-items: stretch; gap: 2px; padding: 12px 18px 18px; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 18px 18px; background: rgb(255 255 255 / 98%); box-shadow: 0 22px 36px rgb(9 43 62 / 14%); }
  .links.is-open { display: grid; max-height: calc(100dvh - 100px); overflow-y: auto; overscroll-behavior: contain; }
  .links > a, .nav-dropdown > details > summary { min-height: 44px; padding: 12px 11px; border-radius: 9px; font-size: 14px; }
  .links > a:hover, .nav-dropdown > details > summary:hover, .nav-dropdown > details > summary.active { background: #f2f7f5; }
  .links > a.active::before { display: none; }
  .nav-dropdown { width: 100%; }
  .nav-dropdown > details > summary { width: 100%; justify-content: space-between; }
  .dropdown-menu { position: static; min-width: 0; max-height: none; margin: 2px 0 8px; padding: 5px 7px 7px 13px; border: 0; border-left: 2px solid #d9eae4; border-radius: 0; box-shadow: none; }
  .dropdown-menu a { padding: 9px 12px; font-size: 13px; }
}

/* Clear, compact sample specification chips on every product card. */
.product-options { display: grid; gap: 10px; margin: 15px 0 16px; padding: 12px; border: 1px solid #dfe9e7; border-radius: 13px; background: linear-gradient(145deg, #f8fbfa, #f1f7f4); }
.spec-group { display: grid; gap: 6px; }
.spec-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; color: var(--brand-900); font-size: 10px; line-height: 1.3; }
.spec-heading strong { font-size: 11px; font-weight: 780; }
.spec-heading span { color: #71858b; font-size: 9px; }
.spec-chips { display: flex; flex-wrap: wrap; gap: 5px; }
.spec-chip { display: inline-flex; min-height: 25px; align-items: center; justify-content: center; padding: 4px 8px; border: 1px solid #dce6e4; border-radius: 7px; background: #fff; color: #34515e; font-size: 10px; font-weight: 680; line-height: 1; white-space: nowrap; }
.spec-chip-thickness { min-width: 35px; border-color: #d7e8df; background: #eaf5ef; color: #176659; }
.spec-note { color: #77898e; font-size: 9px; line-height: 1.35; }
@media (max-width: 760px) {
  .product-options { padding: 11px; }
}

/* Clearer navigation hierarchy and a more useful, scan-friendly footer. */
@media (min-width: 961px) {
  .nav { gap: 16px; }
  .links { gap: 3px; padding: 5px; border: 1px solid #e6eeed; border-radius: 16px; background: #f7faf9; }
  .links > a, .nav-dropdown > details > summary { min-height: 42px; padding: 11px 12px; border-radius: 11px; }
  .links > a:hover, .nav-dropdown > details > summary:hover { background: white; }
  .links > a.active, .nav-dropdown > details > summary.active { background: white; box-shadow: 0 2px 8px rgb(9 43 62 / 7%); }
  .links > a.active::before { right: 12px; bottom: 3px; left: 12px; height: 2px; }
  .dropdown-menu { z-index: 60; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3px; min-width: min(460px, calc(100vw - 36px)); padding: 12px; }
  .dropdown-menu a { min-height: 42px; display: flex; align-items: center; padding: 10px 12px; }
}
.header { box-shadow: 0 6px 24px rgb(9 43 62 / 7%); }
.nav-cta { min-height: 45px; padding-inline: 17px; border-radius: 14px; box-shadow: 0 7px 16px rgb(9 43 62 / 13%); }
.nav-cta:focus-visible, .menu-toggle:focus-visible, .dropdown-menu a:focus-visible { outline: 3px solid #b7d85c; outline-offset: 3px; }
.dropdown-menu a { line-height: 1.35; }
.dropdown-menu a:focus-visible { background: #eef6f3; color: var(--brand-700); }
.footer { padding: 58px 0 24px; border-top-width: 5px; background: linear-gradient(145deg, #092b3e 0%, #0b3545 58%, #0c3b45 100%); }
.footer-grid { grid-template-columns: minmax(230px, 1.35fr) minmax(135px, .72fr) minmax(170px, .95fr) minmax(235px, 1.1fr); gap: 24px; }
.footer-grid > div + div { padding-left: 22px; border-left-color: rgb(218 239 230 / 12%); }
.footer-logo { width: min(260px, 100%); max-height: 66px; }
.footer-brand p { max-width: 36ch; margin-top: 16px; color: #d3e1e2; font-size: 13px; line-height: 1.75; }
.footer-grid h4 { display: flex; align-items: center; gap: 9px; margin: 4px 0 16px; font-size: 11px; letter-spacing: .12em; }
.footer-grid h4::before { width: 17px; height: 2px; border-radius: 3px; background: #b7d85c; content: ""; }
.footer-grid > div:not(.footer-brand):not(.footer-contact) > a { display: flex; align-items: center; gap: 8px; min-height: 32px; margin: 3px 0; color: #d5e1e3; font-size: 13px; text-decoration: none; transition: color .16s ease, transform .16s ease; }
.footer-grid > div:not(.footer-brand):not(.footer-contact) > a::before { color: #a8c96a; content: "›"; font-size: 18px; line-height: 1; }
.footer-grid > div:not(.footer-brand):not(.footer-contact) > a:hover { color: white; transform: translateX(2px); }
.footer-contact { padding: 19px 20px !important; border: 1px solid rgb(223 241 232 / 15%) !important; border-radius: 18px; background: rgb(255 255 255 / 5%); }
.footer-contact p { margin: 10px 0; color: #d3e1e2; font-size: 13px; line-height: 1.65; }
.footer-contact p a { display: inline-flex; min-height: 32px; align-items: center; margin: 2px 0; color: #eff8ed; font-size: 13px; overflow-wrap: anywhere; }
.footer-contact p a:hover { color: #d2eb9b; }
.footer-socials { margin-top: 15px; padding-top: 14px; border-top: 1px solid rgb(255 255 255 / 13%); }
.footer-socials-title { color: #c5d9d5; font-size: 10px; letter-spacing: .11em; }
.footer-grid .footer-social { width: 42px; height: 42px; border-radius: 13px; }
.footer-bottom { align-items: center; margin-top: 28px; padding-top: 18px; color: #c3d1d3; font-size: 11px; }
.footer-bottom span:first-child { color: #edf4f1; font-weight: 650; }
@media (max-width: 960px) {
  .dropdown-menu { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: minmax(180px, 1.2fr) minmax(125px, .8fr) minmax(175px, 1fr); }
  .footer-contact { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .links { border-radius: 0 0 18px 18px; }
  .nav-dropdown > details > summary { font-weight: 700; }
  .dropdown-menu a { min-height: 42px; display: flex; align-items: center; }
  .footer { padding-top: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 22px 18px; }
  .footer-grid > div + div { padding-left: 0; border-left: 0; }
  .footer-brand, .footer-contact { grid-column: 1 / -1; }
  .footer-contact { padding: 17px !important; }
}
@media (min-width: 461px) and (max-width: 960px) {
  .menu-toggle { display: inline-flex; width: auto; min-width: 80px; align-items: center; justify-content: center; gap: 8px; }
  .menu-toggle span { width: 16px; flex: 0 0 16px; }
  .menu-toggle::after { color: #173d4d; content: "Menu"; font-size: 12px; font-weight: 700; }
}
@media (max-width: 460px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand, .footer-contact { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  .links *, .dropdown-menu *, .footer-grid a, .footer-social { transition: none !important; }
}