:root {
  --ink: #000;
  --green: #e80029;
  --red: #e80029;
  --cream: #f1f1f1;
  --line: #e3e3e3;
  --gold: #e80029;
  --muted: #5a5a5a;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cream); font: 17px/1.72 system-ui, -apple-system, "Noto Sans TC", sans-serif; }
a { color: inherit; }
:focus-visible { outline: 3px solid #0b72e7; outline-offset: 3px; }
.skip-link { padding: 10px 16px; position: fixed; top: 8px; left: 8px; z-index: 999; color: #fff; background: #000; transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.utility-bar { min-height: 36px; padding: 7px clamp(20px, 5vw, 72px); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #fff; background: #000; font-size: .79rem; font-weight: 750; letter-spacing: .055em; }
.utility-bar > span { color: #d5d5d5; }
.utility-bar > div { display: flex; gap: 22px; }
.utility-bar a { color: #d5d5d5; text-decoration: none; }
.utility-bar a:hover { color: #fff; }
.site-header { min-height: 88px; position: sticky; top: 0; z-index: 50; color: #000; background: #fff; border-bottom: 1px solid #d9d9d9; }
.header-inner { min-height: 88px; padding: 0 clamp(20px, 5vw, 72px); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(28px, 4vw, 64px); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 110px; height: auto; display: block; }
.brand span { padding-left: 10px; border-left: 1px solid #bdbdbd; color: #343434; font-size: .77rem; font-weight: 900; letter-spacing: .12em; }
.primary-navigation { height: 100%; display: flex; align-items: center; gap: clamp(20px, 2.2vw, 38px); }
.primary-navigation > a, .nav-menu > summary { color: #111; text-decoration: none; font-size: .91rem; font-weight: 850; letter-spacing: .01em; white-space: nowrap; cursor: pointer; }
.primary-navigation > a, .nav-menu { height: 100%; display: flex; align-items: center; }
.primary-navigation > a:hover, .nav-menu > summary:hover, .nav-menu[open] > summary { color: var(--red); }
.nav-menu > summary { list-style: none; }
.nav-menu > summary::-webkit-details-marker { display: none; }
.nav-menu > summary span { margin-left: 4px; font-size: .85rem; }
.nav-support { position: relative; }
.mega-menu { width: 100%; padding: 42px clamp(20px, 7vw, 110px); position: absolute; top: 88px; left: 0; z-index: 60; display: grid; grid-template-columns: repeat(3, 1fr) 1.2fr; gap: 34px; color: #111; background: #fff; border-top: 1px solid #e6e6e6; border-bottom: 5px solid var(--red); box-shadow: 0 20px 35px #0002; pointer-events: auto; }
.mega-menu > div:not(.mega-menu-feature) { padding-right: 25px; border-right: 1px solid #e5e5e5; }
.mega-menu p, .support-menu p { margin: 0 0 15px; color: #686868; font-size: .78rem; font-weight: 900; letter-spacing: .08em; }
.mega-menu a, .support-menu a { margin: 0; padding: 9px 0; display: block; color: #222; text-decoration: none; font-size: .9rem; }
.mega-menu a:hover, .support-menu a:hover { color: var(--red); }
.mega-menu-feature { padding: 27px; color: #fff; background: #090909; border-left: 5px solid var(--red); }
.mega-menu-feature strong { font-size: 1.05rem; }
.mega-menu-feature p { margin: 11px 0 20px; color: #c7c7c7; font-size: .84rem; font-weight: 400; letter-spacing: 0; }
.mega-menu-feature a { color: #fff; font-weight: 850; }
.support-menu { min-width: 240px; padding: 18px 26px; position: absolute; top: 100%; left: 50%; z-index: 60; color: #111; background: #fff; border-top: 1px solid #e6e6e6; border-bottom: 4px solid var(--red); box-shadow: 0 18px 30px #0002; pointer-events: auto; transform: translateX(-50%); }
.header-tools { display: flex; align-items: center; gap: 15px; }
.search-link { width: 38px; height: 38px; display: grid; place-items: center; color: #111; }
.search-link svg { width: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.search-link:hover { color: var(--red); }
.menu-toggle { display: none; }
.quote-link, .primary { padding: 10px 16px !important; color: #fff !important; background: var(--red); text-decoration: none; }
.quote-link { font-size: .79rem; font-weight: 900; letter-spacing: .055em; white-space: nowrap; }
.hero-slider { min-height: clamp(560px, 72vw, 760px); position: relative; overflow: hidden; background: #000; }
.hero-slide { position: absolute; inset: 0; padding: 100px clamp(24px, 9vw, 140px); display: flex; flex-direction: column; justify-content: center; color: #fff; background: linear-gradient(90deg, #000d 0%, #0008 45%, #0001 76%), var(--hero-image) center/cover no-repeat; text-decoration: none; opacity: 0; visibility: hidden; transform: scale(1.025); transition: opacity .65s ease, transform 5.5s ease, visibility .65s; }
.hero-slide.active { opacity: 1; visibility: visible; transform: scale(1); z-index: 1; }
.hero-slide > span { margin-bottom: 12px; color: #fff; font-size: .8rem; font-weight: 900; letter-spacing: .16em; }
.hero-slide > span::before { content: ""; width: 42px; height: 4px; margin: 0 12px 2px 0; display: inline-block; background: var(--red); }
.hero-slide h1, .hero-slide h2 { max-width: 780px; margin: 0; font: 800 clamp(2.7rem, 6vw, 5.8rem)/1.03 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.04em; text-transform: uppercase; }
.hero-slide p { max-width: 620px; margin: 25px 0 0; font-size: 1.05rem; }
.hero-dots { position: absolute; left: clamp(24px, 9vw, 140px); bottom: 38px; z-index: 3; display: flex; gap: 10px; }
.hero-dots button { width: 38px; height: 5px; padding: 0; border: 0; background: #ffffff78; cursor: pointer; transition: .2s; }
.hero-dots button.active { width: 70px; background: var(--red); }
.hero-dots .hero-pause { width: auto; height: auto; padding: 3px 10px; color: #fff; background: #000a; font: inherit; font-size: .75rem; }
.home-intro { padding: 70px clamp(20px, 9vw, 140px); display: grid; grid-template-columns: minmax(180px, .55fr) 1.25fr 1fr; gap: 34px; align-items: center; color: #fff; background: #000; }
.home-intro > p { margin: 0; color: var(--red); font-size: .76rem; font-weight: 900; letter-spacing: .16em; }
.home-intro h2 { margin: 0; font: 800 clamp(1.9rem, 3.8vw, 3.4rem)/1.08 Arial, "Noto Sans TC", sans-serif; }
.home-intro > div:not(.hero-actions) { color: #bdbdbd; }
.home-intro .hero-actions a { color: #fff; background: var(--red); }
.home-intro .hero-actions a + a { background: transparent; }
.hero { min-height: 640px; padding: 100px clamp(24px, 9vw, 140px); display: flex; flex-direction: column; justify-content: center; background: linear-gradient(120deg, #17211ef2, #244b3fc7), url("https://cdn.shopify.com/s/files/1/0952/9294/8779/files/skb-cases-iseries-waterproof-equipment-case_6a2426a4-04be-417e-9605-ba3a29273db8.jpg?v=1785772917") center/cover; color: #fff; }
.hero > p, .section header > p, .inquiry > div > p, .text-page > p, .product-copy > p, .technology > div > p, .story-callout > p, .page-head > p { margin: 0 0 12px; color: var(--red); font-size: .78rem; font-weight: 850; letter-spacing: .16em; }
.hero h1 { max-width: 800px; margin: 0; font: 700 clamp(2.7rem, 6vw, 5.5rem)/1.08 Georgia, "Noto Serif TC", serif; }
.hero > div:not(.hero-actions) { max-width: 680px; margin: 25px 0 32px; font-size: 1.08rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-actions a { padding: 12px 22px; color: var(--ink); background: #fff; text-decoration: none; font-weight: 800; }
.hero-actions a + a { color: #fff; background: transparent; border: 1px solid #fff; }
.section { padding: 82px clamp(20px, 6vw, 90px); }
.section header { max-width: 850px; }
.section header h2, .page-head h1, .inquiry h2, .text-page > h1, .technology h2, .story-callout h2 { margin: 0; font: 800 clamp(2rem, 4vw, 3.7rem)/1.1 Arial, "Noto Sans TC", sans-serif; }
.section header > span { margin-top: 12px; display: block; color: var(--muted); }
.application-grid { margin-top: 38px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: #000; }
.application-grid a { min-height: 370px; padding: 30px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; background: linear-gradient(0deg, #000e 0%, #0002 68%), var(--card-image) center/cover no-repeat; text-decoration: none; transition: .25s ease; }
.application-grid a:hover { color: #fff; transform: translateY(-6px); filter: saturate(1.08); }
.application-grid strong { color: var(--red); font-size: .73rem; letter-spacing: .13em; }
.application-grid h3 { margin: 7px 0; font: 700 1.4rem Georgia, "Noto Serif TC", serif; }
.application-grid p { margin: 0; color: #dedede; font-size: .9rem; line-height: 1.6; }
.technology { padding: 90px clamp(20px, 7vw, 110px); display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; color: #fff; background: var(--ink); }
.technology > div > p:not(:first-child) { color: #bdc7c2; }
.technology > div > a, .story-callout a { margin-top: 20px; display: inline-block; color: var(--red); font-weight: 800; text-decoration: none; }
.technology-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #485650; border-left: 1px solid #485650; }
.technology-grid article { padding: 25px; border-right: 1px solid #485650; border-bottom: 1px solid #485650; }
.technology-grid strong { color: var(--red); font-size: .76rem; }
.technology-grid h3 { margin: 12px 0 5px; font: 700 1.25rem Georgia, serif; }
.technology-grid p { margin: 0; color: #bec5c2; font-size: .86rem; }
.story-callout { min-height: 560px; padding: 90px clamp(20px, 10vw, 160px); display: flex; flex-direction: column; justify-content: center; color: #fff; background: linear-gradient(90deg, #000e, #0005 65%, #0001), var(--story-image) center/cover no-repeat; }
.story-callout h2, .story-callout > p:not(:first-child) { max-width: 760px; }
.resource-strip { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--red); }
.resource-strip a { min-height: 150px; padding: 25px; display: flex; flex-direction: column; justify-content: space-between; color: #fff; border-right: 1px solid #ff4767; text-decoration: none; }
.resource-strip a:hover { background: #000; }
.resource-strip span { color: #fff; font-size: .75rem; }
.resource-strip strong { font: 700 1.1rem Georgia, "Noto Serif TC", serif; }
.product-grid { margin-top: 35px; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: 18px; }
.product-card { min-width: 0; background: #fff; border: 1px solid var(--line); }
.product-card a { height: 100%; padding: 18px; display: flex; flex-direction: column; text-decoration: none; }
.product-card img { width: 100%; height: clamp(190px, 18vw, 260px); padding: clamp(12px, 1.4vw, 20px); display: block; object-fit: contain; background: #f8f7f3; }
.product-card span { margin-top: 17px; color: var(--gold); font-size: .74rem; font-weight: 800; letter-spacing: .09em; }
.product-card h3 { margin: 5px 0 8px; font: 700 1.08rem/1.35 Georgia, "Noto Serif TC", serif; }
.product-card p { margin: auto 0 0; color: var(--muted); font-size: .82rem; }
.inquiry { padding: 72px clamp(24px, 8vw, 120px); display: grid; grid-template-columns: minmax(280px, .75fr) minmax(520px, 1.25fr); gap: clamp(45px, 7vw, 105px); align-items: start; color: #fff; background: linear-gradient(90deg, #000f, #000c), var(--inquiry-image) center/cover no-repeat; }
.inquiry > div { max-width: 580px; padding-top: 24px; }
.inquiry > div > p:last-child { max-width: 540px; color: #d2d2d2; line-height: 1.8; }
.inquiry form { max-width: 820px; padding: clamp(22px, 3vw, 34px); display: grid; grid-template-columns: 1fr 1fr; gap: 15px; color: #171717; background: #fffffff2; box-shadow: 0 20px 55px #0005; }
.inquiry label { font-size: .83rem; font-weight: 750; }
.inquiry input, .inquiry textarea { width: 100%; margin-top: 5px; padding: 12px; color: #111; border: 1px solid #cfcfcf; background: #fff; font: inherit; }
.inquiry input:focus, .inquiry textarea:focus { border-color: var(--red); outline: 2px solid #e8002922; }
.inquiry textarea { min-height: 145px; resize: vertical; }
.inquiry .inquiry-wide, .inquiry .privacy-consent, .inquiry button, .inquiry .form-status { grid-column: 1 / -1; }
.inquiry .privacy-consent { display: grid; grid-template-columns: auto 1fr; gap: 9px; align-items: start; color: #444; font-size: .76rem; font-weight: 500; line-height: 1.55; }
.inquiry .privacy-consent input { width: auto; margin-top: 5px; }
.inquiry-honeypot { width: 1px; height: 1px; position: absolute; overflow: hidden; clip-path: inset(50%); }
.form-status { margin: 0; min-height: 1.5em; }
.inquiry button { padding: 14px; color: #fff; border: 0; background: var(--red); font-weight: 850; cursor: pointer; }
.page-head { padding: 78px clamp(20px, 6vw, 90px); color: #fff; background: #000; border-bottom: 5px solid var(--red); }
.category-grid { padding: 60px clamp(20px, 6vw, 90px); display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.category-grid article { padding: 30px; background: #fff; border: 1px solid var(--line); }
.product-breadcrumb, .collection-breadcrumb { padding: 15px clamp(24px, 5vw, 72px); display: flex; flex-wrap: wrap; gap: 8px; color: #6a6a6a; background: #fff; border-bottom: 1px solid var(--line); font-size: .78rem; }
.product-breadcrumb a, .collection-breadcrumb a { color: #222; text-decoration: none; }
.product-breadcrumb a:hover, .collection-breadcrumb a:hover { color: var(--red); }
.product-detail { max-width: 1680px; margin: auto; padding: 42px clamp(24px, 5vw, 72px) 60px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(400px, .95fr); gap: clamp(38px, 5vw, 72px); align-items: start; background: #fff; }
.product-gallery { min-width: 0; display: grid; grid-template-columns: 86px minmax(0, 1fr); gap: 18px; }
.product-main-image { min-height: 470px; padding: 26px; display: grid; place-items: center; background: #f5f5f5; }
.product-main-image img { width: 100%; max-height: 560px; display: block; object-fit: contain; }
.product-thumbnails { max-height: 640px; display: flex; flex-direction: column; gap: 10px; overflow: auto; order: -1; }
.product-thumbnails button { min-height: 78px; padding: 6px; background: #fff; border: 1px solid #d8d8d8; cursor: pointer; }
.product-thumbnails button.active { border: 2px solid var(--red); }
.product-thumbnails img { width: 100%; height: 64px; display: block; object-fit: contain; }
.product-copy { position: sticky; top: 120px; }
.product-copy > p, .product-overview > div > p:first-child, .product-features > p, .product-support-grid article > p, .related-products header > p { margin: 0 0 9px; color: var(--red); font-size: .78rem; font-weight: 900; letter-spacing: .14em; }
.product-copy h1 { max-width: 760px; margin: 0 0 10px; font: 850 clamp(1.85rem, 2.5vw, 2.65rem)/1.12 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.025em; }
.product-copy > small { color: #737373; font-size: .9rem; }
.product-variant-picker { margin-top: 22px; padding: 16px 18px; background: #f6f6f6; border: 1px solid var(--line); border-left: 4px solid var(--red); }
.product-variant-picker label { display: block; color: #222; font-size: .86rem; font-weight: 850; }
.product-variant-picker select { width: 100%; margin-top: 7px; padding: 11px 38px 11px 12px; color: #111; background: #fff; border: 1px solid #bdbdbd; font: inherit; font-size: .92rem; }
.product-variant-picker select:focus { border-color: var(--red); outline: 2px solid #e8002922; }
.product-variant-picker small { margin-top: 7px; display: block; color: #666; font-size: .76rem; line-height: 1.55; }
.product-meta { margin: 27px 0 0; border-top: 1px solid var(--line); }
.product-meta div { padding: 10px 0; display: grid; grid-template-columns: 80px 1fr; border-bottom: 1px solid var(--line); }
.product-meta dt { color: #777; font-size: .86rem; }
.product-meta dd { margin: 0; font-size: .94rem; font-weight: 800; }
.product-quick-specs { margin: 22px 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); gap: 8px; }
.product-quick-specs div { min-height: 76px; padding: 13px 15px; display: flex; flex-direction: column; background: #fafafa; border: 1px solid var(--line); }
.product-quick-specs span { color: #777; font-size: .72rem; }
.product-quick-specs strong { margin-top: auto; font-size: .9rem; }
.product-actions { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 10px; }
.product-actions a { padding: 13px 18px; display: inline-block; border: 1px solid #111; text-decoration: none; font-size: .84rem; font-weight: 900; }
.product-agency-note { margin-top: 15px; color: #6b6b6b; font-size: .76rem; line-height: 1.6; }
.product-section-nav { padding: 0 clamp(24px, 5vw, 72px); position: sticky; top: 88px; z-index: 20; display: flex; justify-content: center; gap: 0; overflow-x: auto; background: #111; border-bottom: 1px solid #2f2f2f; scrollbar-width: thin; }
.product-section-nav a { padding: 15px clamp(15px, 2.2vw, 30px); color: #f2f2f2; border-right: 1px solid #353535; text-decoration: none; font-size: .82rem; font-weight: 800; white-space: nowrap; }
.product-section-nav a:first-child { border-left: 1px solid #353535; }
.product-section-nav a:hover { background: var(--red); }
.product-overview { max-width: 1600px; margin: auto; padding: 72px clamp(24px, 6vw, 90px); display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .65fr); gap: clamp(40px, 6vw, 85px); align-items: center; }
.product-overview > div { max-width: 780px; }
.product-overview h2, .product-information h2, .product-support-grid h2, .related-products h2 { margin: 0 0 20px; font: 850 clamp(1.8rem, 3vw, 2.7rem)/1.1 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.02em; }
.product-overview > div > p:not(:first-child) { margin: 0; color: #363636; font-size: 1.03rem; line-height: 1.88; text-wrap: pretty; }
.product-overview > img { width: 100%; max-height: 320px; padding: clamp(15px, 2vw, 28px); display: block; object-fit: contain; background: #fff; border: 1px solid #e7e7e7; }
.product-information { padding: 82px clamp(24px, 6vw, 90px); color: #f2f2f2; background: #151515; }
.product-information-inner { max-width: 1450px; margin: auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr)); gap: clamp(48px, 6vw, 88px); align-items: start; }
.product-features { min-width: 0; }
.product-features ul { margin: 26px 0 0; padding: 0; display: grid; grid-template-columns: 1fr; border: 1px solid #393939; list-style: none; }
.product-features li { padding: 16px 18px 16px 42px; position: relative; color: #e2e2e2; background: #1c1c1c; border-bottom: 1px solid #393939; line-height: 1.65; }
.product-features li:last-child { border-bottom: 0; }
.product-features li::before { content: "✓"; position: absolute; left: 17px; color: #ff294f; font-weight: 900; }
.product-specifications { min-width: 0; }
.product-specifications > p { margin: 0 0 9px; color: var(--red); font-size: .78rem; font-weight: 900; letter-spacing: .14em; }
.spec-table-wrap { overflow-x: auto; }
.product-specifications table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.product-specifications th, .product-specifications td { padding: 13px 15px; text-align: left; border-bottom: 1px solid #3a3a3a; line-height: 1.5; }
.product-specifications thead th { color: #fff; background: #242424; font-size: .72rem; letter-spacing: .08em; }
.product-specifications tbody tr:nth-child(even) { background: #191919; }
.product-specifications tbody th { width: 40%; color: #f1f1f1; font-weight: 750; }
.product-specifications td { color: #d2d2d2; }
.product-compatibility { max-width: 1320px; margin: 65px auto 0; padding-top: 45px; border-top: 1px solid #383838; }
.product-compatibility ul { columns: 2; padding-left: 20px; }
.product-compatibility li { margin-bottom: 9px; break-inside: avoid; }
.product-compatibility a { color: #fff; text-underline-offset: 4px; }
.product-resources { max-width: 1600px; margin: auto; padding: 72px clamp(24px, 6vw, 90px); display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: clamp(40px, 6vw, 75px); background: #f3f3f1; }
.product-resources article { min-width: 0; scroll-margin-top: 170px; }
.product-resources article > p { margin: 0 0 9px; color: var(--red); font-size: .78rem; font-weight: 900; letter-spacing: .14em; }
.product-resources h2 { margin: 0 0 22px; font: 850 clamp(1.75rem, 2.6vw, 2.35rem)/1.12 Arial, "Noto Sans TC", sans-serif; }
.product-resources ul { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 10px; list-style: none; }
.product-resources li a, .product-resources li > div, .resource-empty { min-height: 88px; padding: 15px 17px; display: flex; flex-direction: column; justify-content: center; gap: 4px; color: #111; background: #fff; border: 1px solid var(--line); text-decoration: none; box-shadow: 0 6px 18px #00000008; }
.product-resources li a:hover { border-color: var(--red); box-shadow: 0 8px 22px #00000012; }
.product-resources li span, .resource-empty span { color: #666; font-size: .86rem; line-height: 1.55; }
.product-support-grid { display: grid; grid-template-columns: 1fr 1fr; }
.product-support-grid article { min-height: 360px; padding: 70px clamp(24px, 7vw, 100px); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; background: #fff; }
.product-support-grid article + article { color: #fff; background: var(--red); }
.product-support-grid article + article > p { color: #fff; }
.product-support-grid span { max-width: 650px; color: #4e4e4e; }
.product-support-grid article + article span { color: #fff; }
.product-support-grid a { margin-top: 25px; color: inherit; font-weight: 900; text-underline-offset: 5px; }
.related-products { padding: 85px clamp(24px, 6vw, 90px); background: #fff; }
.related-products > header { max-width: 1300px; margin: auto; }
.related-products .product-grid { max-width: 1300px; margin-inline: auto; }
.text-page { max-width: 920px; min-height: 600px; margin: auto; padding: 90px 24px; }
.text-page > h1 { margin-bottom: 45px; }
.text-page h2 { margin: 44px 0 13px; font: 700 1.65rem Georgia, "Noto Serif TC", serif; }
.text-page p { font-size: 1rem; }
.text-page li + li { margin-top: 8px; }
.text-page a { color: var(--green); overflow-wrap: anywhere; }
.content-hero { min-height: clamp(390px, 48vw, 620px); padding: 90px clamp(24px, 9vw, 145px); display: flex; align-items: flex-end; color: #fff; background: linear-gradient(90deg, #000e 0%, #0008 48%, #0002 78%), var(--page-hero) center/cover no-repeat; border-bottom: 5px solid var(--red); }
.content-hero > div { max-width: 790px; }
.content-hero p { margin: 0 0 12px; color: #fff; font-size: .83rem; font-weight: 900; letter-spacing: .15em; }
.content-hero p::before { content: ""; width: 45px; height: 4px; margin: 0 13px 3px 0; display: inline-block; background: var(--red); }
.content-hero h1 { margin: 0; font: 850 clamp(2.5rem, 5vw, 5rem)/1.05 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.035em; }
.content-hero span { max-width: 680px; margin-top: 20px; display: block; color: #e2e2e2; font-size: 1.05rem; line-height: 1.7; }
.rich-page { max-width: 1320px; min-height: 0; padding: 90px clamp(24px, 6vw, 90px); display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: clamp(55px, 8vw, 115px); align-items: start; }
.page-copy { font-size: 1.02rem; }
.page-copy > h2:first-child { margin-top: 0; }
.page-copy h2 { padding-left: 18px; position: relative; }
.page-copy h2::before { content: ""; width: 5px; position: absolute; inset: 2px auto 2px 0; background: var(--red); }
.page-copy p { color: #333; }
.page-copy ul { padding: 22px 24px 22px 44px; background: #fff; border-left: 4px solid var(--red); }
.page-aside { position: sticky; top: 118px; background: #fff; box-shadow: 0 18px 45px #00000014; }
.page-aside > img { width: 100%; max-height: 440px; display: block; object-fit: cover; background: #e7e7e7; }
.page-aside-cta { padding: 19px 22px; display: flex; justify-content: space-between; color: #fff !important; background: #080808; text-decoration: none; font-size: .9rem; font-weight: 850; }
.page-aside-cta:hover { background: var(--red); }
.page-contact-card { padding: 25px 22px; display: flex; flex-direction: column; background: #fff; }
.page-contact-card p { margin: 0 0 8px; color: var(--red); font-size: .75rem; font-weight: 900; letter-spacing: .1em; }
.page-contact-card strong { font-size: 1rem; }
.page-contact-card span { margin: 5px 0 13px; color: var(--muted); }
.page-contact-card a { color: #111; font-weight: 800; text-decoration: none; }
.official-resource-gallery { padding: 80px clamp(24px, 6vw, 90px); color: #fff; background: #080808; }
.official-resource-gallery header { max-width: 1320px; margin: 0 auto 35px; }
.official-resource-gallery header p { margin: 0; color: var(--red); font-size: .78rem; font-weight: 900; letter-spacing: .14em; }
.official-resource-gallery h2 { margin: 4px 0 0; font-size: clamp(2rem, 4vw, 3.5rem); }
.official-resource-gallery > div { max-width: 1320px; margin: auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.official-resource-gallery figure { margin: 0; padding: 15px; background: #171717; }
.official-resource-gallery img { width: 100%; aspect-ratio: .76; display: block; object-fit: cover; object-position: top; background: #fff; }
.official-resource-gallery figcaption { padding: 15px 2px 3px; font-weight: 800; }
.professional-hub { padding: 85px clamp(24px, 6vw, 90px); color: #fff; background: #080808; }
.professional-hub > header, .professional-hub > div { max-width: 1320px; margin-right: auto; margin-left: auto; }
.professional-hub > header { margin-bottom: 36px; }
.professional-hub > header > p { margin: 0; color: var(--red); font-size: .82rem; font-weight: 900; letter-spacing: .14em; }
.professional-hub h2 { margin: 5px 0 10px; font-size: clamp(2rem, 4vw, 3.4rem); }
.professional-hub header span { color: #bbb; font-size: 1rem; line-height: 1.75; }
.professional-hub > div { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.professional-hub a { min-height: 330px; padding: 28px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; text-decoration: none; background: linear-gradient(0deg, #000e 0%, #0009 48%, #0002 100%), var(--professional-image) center/cover no-repeat; border-bottom: 4px solid transparent; }
.professional-hub a:hover { border-color: var(--red); }
.professional-hub a > span { color: #ff334e; font-size: .75rem; font-weight: 900; letter-spacing: .12em; }
.professional-hub strong { margin-top: 7px; font-size: 1.45rem; }
.professional-hub a p { margin: 10px 0 16px; color: #ddd; line-height: 1.65; }
.professional-hub small { font-weight: 850; }
.catalog-layout { padding: 36px clamp(18px, 4vw, 58px) 80px; display: grid; grid-template-columns: minmax(250px, 310px) minmax(0, 1fr); gap: 38px; align-items: start; }
.public-filters { max-height: calc(100vh - 28px); padding-right: 14px; position: sticky; top: 14px; overflow: auto; }
.filter-title { padding: 0 0 14px; display: flex; justify-content: space-between; border-bottom: 2px solid var(--ink); }
.filter-title button { padding: 0; color: var(--green); background: none; border: 0; font: inherit; font-size: .79rem; cursor: pointer; }
.catalog-search { padding: 17px 0; display: block; color: var(--muted); font-size: .8rem; font-weight: 750; }
.catalog-search input, .price-range input { width: 100%; margin-top: 6px; padding: 10px; border: 1px solid var(--line); background: #fff; }
.public-filters fieldset { margin: 0; padding: 13px 0; border: 0; border-bottom: 1px solid var(--line); }
.public-filters legend { margin-bottom: 6px; font-size: .84rem; font-weight: 850; }
.public-filters details { border-bottom: 1px solid var(--line); }
.public-filters summary { padding: 14px 0; font-size: .84rem; font-weight: 850; cursor: pointer; }
.public-filters details fieldset { max-height: 270px; padding: 0 3px 14px 0; overflow: auto; border: 0; }
.public-filters fieldset label { padding: 6px 0; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; color: #46504c; font-size: .81rem; }
.public-filters fieldset small { color: #8c948f; }
.public-filters input[type="checkbox"] { accent-color: var(--green); }
.public-filters .has-selection legend, .public-filters details:has(input:checked) summary { color: var(--gold); }
.price-range { padding: 0 0 15px; display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.price-range label { color: var(--muted); font-size: .78rem; }
.catalog-result-head { min-height: 44px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.catalog-result-head p { margin: 0; font-weight: 750; }
.catalog-result-head label { display: flex; align-items: center; gap: 8px; font-size: .8rem; font-weight: 750; }
.catalog-result-head select { padding: 7px 28px 7px 9px; border: 1px solid var(--line); background: #fff; }
.active-filters { padding-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.active-filters:empty { display: none; }
.active-filters button { padding: 6px 10px; color: #fff; background: #333; border: 0; border-radius: 2px; cursor: pointer; }
.filter-open, .filter-title [data-filter-close] { display: none; }
.filter-backdrop { display: none; }
.load-more { margin: 30px auto 0; padding: 12px 24px; display: block; color: #fff; background: #111; border: 0; font-weight: 800; cursor: pointer; }
.load-more[hidden] { display: none; }
.product-compatibility { max-width: 1200px; margin: 0 auto 55px; padding: 24px; color: #ddd; background: #171717; border-left: 4px solid var(--red); }
.product-compatibility ul { columns: 2; }
.product-compatibility a { color: #fff; }
.catalog-results .product-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 14px; }
.no-results { margin-top: 30px; padding: 30px; text-align: center; background: #fff; border: 1px solid var(--line); }
.category-section { padding: 65px clamp(20px, 6vw, 90px); }
.category-section + .category-section { border-top: 1px solid var(--line); }
.category-section header p { margin: 0; color: var(--gold); font-size: .75rem; font-weight: 850; letter-spacing: .14em; }
.category-section header h2 { margin: 4px 0 24px; font: 700 2.2rem Georgia, "Noto Serif TC", serif; }
.category-section .category-grid { padding: 0; }
.category-card { min-height: 310px; padding: 25px; position: relative; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; background: linear-gradient(0deg, #000f 0%, #0008 58%, #0002), var(--category-image) center/cover no-repeat; border: 0; text-decoration: none; overflow: hidden; }
.category-card::before { content: ""; position: absolute; inset: 0; background: #e8002900; transition: .25s; }
.category-card > * { position: relative; z-index: 1; }
.category-card > span { margin-bottom: 5px; color: #fff; font-size: .71rem; font-weight: 900; letter-spacing: .11em; }
.category-card strong { font: 750 1.55rem Arial, "Noto Sans TC", sans-serif; }
.category-card p { min-height: 3.2em; margin: 8px 0 18px; color: #ddd; font-size: .85rem; line-height: 1.6; }
.category-card small { padding-top: 12px; color: #fff; border-top: 1px solid #ffffff55; font-weight: 800; }
.category-card:hover::before { background: #e800293d; }
.collection-masthead { min-height: 410px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); background: #fff; }
.collection-masthead > div { padding: 45px clamp(30px, 6vw, 90px); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; }
.collection-masthead p, .collection-intro > p, .collection-products header > p, .collection-source > p, .collection-filter-callout p { margin: 0 0 10px; color: var(--red); font-size: .76rem; font-weight: 900; letter-spacing: .15em; }
.collection-masthead h1 { margin: 0 0 14px; font: 850 clamp(2.8rem, 5vw, 4.8rem)/.98 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.045em; }
.collection-masthead strong { max-width: 670px; font-size: 1.12rem; line-height: 1.6; }
.collection-masthead > div > div { max-width: 720px; margin-top: 14px; color: #494949; font-size: .94rem; line-height: 1.75; }
.collection-masthead a { margin-top: 20px; padding: 11px 18px; color: #fff; background: var(--red); text-decoration: none; font-size: .84rem; font-weight: 900; }
.collection-masthead figure { min-height: 410px; max-height: 460px; margin: 0; overflow: hidden; background: #f3f3f3; }
.collection-masthead img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .7s ease; }
.collection-masthead:hover img { transform: scale(1.02); }
.collection-promises { display: grid; grid-template-columns: repeat(3, 1fr); color: #fff; background: #090909; }
.collection-promises article { min-height: 92px; padding: 18px clamp(20px, 3vw, 45px); display: flex; align-items: center; gap: 18px; border-right: 1px solid #343434; }
.collection-promises article > span { color: var(--red); font-size: .78rem; font-weight: 900; }
.collection-promises strong { font-size: .76rem; letter-spacing: .08em; }
.collection-promises p { margin: 5px 0 0; color: #aaa; font-size: .84rem; }
.collection-overview { max-width: 1400px; margin: auto; padding: 48px clamp(24px, 6vw, 90px); display: grid; grid-template-columns: minmax(250px, .55fr) minmax(0, 1.45fr); gap: clamp(30px, 5vw, 70px); }
.collection-intro h2, .collection-products h2 { margin: 0 0 18px; font: 850 clamp(1.9rem, 3.3vw, 3rem)/1.08 Arial, "Noto Sans TC", sans-serif; letter-spacing: -.025em; }
.collection-intro > small { margin-top: 16px; padding: 14px 16px; display: block; color: #555; background: #fff; border-left: 4px solid var(--red); font-size: .82rem; line-height: 1.65; }
.collection-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.collection-facts article { padding: 22px 25px; background: #fff; border-top: 4px solid #111; box-shadow: 0 15px 40px #0000000d; }
.collection-facts article + article { border-top-color: var(--red); }
.collection-facts h3 { margin: 0 0 16px; font-size: 1.15rem; }
.collection-facts ul { margin: 0; padding-left: 20px; color: #404040; }
.collection-facts li + li { margin-top: 8px; }
.collection-filter-callout { padding: 36px clamp(24px, 6vw, 90px); display: flex; align-items: center; justify-content: space-between; gap: 30px; color: #fff; background: #171717; border-left: clamp(8px, 1vw, 15px) solid var(--red); }
.collection-filter-callout h2 { margin: 0 0 5px; font-size: clamp(1.5rem, 3vw, 2.4rem); }
.collection-filter-callout span { color: #bdbdbd; }
.collection-filter-callout > a { min-width: 250px; padding: 17px 20px; display: flex; justify-content: space-between; color: #fff; background: var(--red); text-decoration: none; font-weight: 900; }
.collection-products { padding: 52px clamp(24px, 5vw, 72px) 75px; background: #fff; }
.collection-products > header { max-width: 850px; }
.collection-products header > span { color: var(--muted); }
.collection-products .product-grid { max-width: 1400px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.collection-products .product-card { background: #f7f7f7; }
.collection-catalog { max-width: 1500px; margin: 25px auto 0; padding: 0; }
.collection-all { max-width: 1400px; margin-top: 28px; padding: 18px 22px; display: flex; justify-content: space-between; color: #fff; background: #080808; text-decoration: none; font-weight: 850; }
.collection-all:hover { background: var(--red); }
.collection-source { padding: 38px clamp(24px, 6vw, 90px); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 25px; color: #c4c4c4; background: #111; font-size: .84rem; }
.collection-source > p { margin: 0; }
.collection-source a { color: #fff; font-weight: 850; text-decoration-color: var(--red); text-underline-offset: 4px; white-space: nowrap; }
.footer-cta { padding: 42px clamp(20px, 7vw, 110px); display: flex; align-items: center; justify-content: space-between; gap: 35px; color: #fff; background: var(--red); }
.footer-cta p { margin: 0 0 4px; font-size: .73rem; font-weight: 900; letter-spacing: .14em; }
.footer-cta h2 { margin: 0; font-size: clamp(1.35rem, 2.6vw, 2.35rem); line-height: 1.2; }
.footer-cta > a { padding: 13px 20px; color: #fff; border: 2px solid #fff; text-decoration: none; font-size: .82rem; font-weight: 900; white-space: nowrap; }
.footer-cta > a:hover { color: #000; background: #fff; }
.site-footer { padding: 68px clamp(20px, 5vw, 72px) 24px; color: #fff; background: #050505; border: 0; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: clamp(30px, 4vw, 70px); }
.footer-brand img { width: 145px; height: auto; display: block; }
.footer-brand > span { margin: 9px 0 25px; display: block; color: #bbb; font-size: .77rem; font-weight: 900; letter-spacing: .16em; }
.footer-brand p { margin: 0 0 15px; color: #b7b7b7; line-height: 1.8; }
.footer-brand p strong { color: #fff; font-size: 1rem; }
.footer-brand address { max-width: 250px; margin: 0 0 14px; color: #aaa; font-style: normal; line-height: 1.7; }
.footer-contact { display: flex; align-items: flex-start; flex-direction: column; gap: 3px; color: #aaa; }
.footer-brand a { color: #fff; text-decoration-color: var(--red); text-underline-offset: 4px; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; }
.footer-column h2 { width: 100%; margin: 0 0 20px; padding-bottom: 13px; color: #fff; border-bottom: 1px solid #353535; font-size: .85rem; letter-spacing: .1em; }
.footer-column h2::after { content: ""; width: 28px; height: 3px; position: relative; top: 16px; display: block; background: var(--red); }
.footer-column a { margin: 6px 0; color: #bdbdbd; text-decoration: none; font-size: .91rem; }
.footer-column a:hover { color: #fff; }
.footer-bottom { margin-top: 60px; padding-top: 22px; display: flex; justify-content: space-between; gap: 25px; color: #999; border-top: 1px solid #292929; font-size: .81rem; }
.footer-bottom div { display: flex; gap: 22px; }
.footer-bottom a { color: #888; text-decoration: none; }
@media (max-width: 1000px) {
  .header-inner { grid-template-columns: auto auto 1fr; gap: 18px; }
  .menu-toggle { width: 42px; height: 42px; padding: 8px; display: grid; align-content: center; gap: 4px; border: 0; background: transparent; cursor: pointer; }
  .menu-toggle span { width: 22px; height: 2px; display: block; background: #111; }
  .menu-toggle b { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .primary-navigation { width: 100%; height: auto; padding: 20px; position: absolute; top: 88px; left: 0; display: none; align-items: stretch; flex-direction: column; gap: 0; background: #fff; border-bottom: 5px solid var(--red); box-shadow: 0 20px 30px #0002; }
  .site-header.nav-open .primary-navigation { display: flex; }
  .primary-navigation > a, .nav-menu { width: 100%; height: auto; padding: 13px 0; display: block; border-bottom: 1px solid #e5e5e5; }
  .nav-menu > summary { display: flex; justify-content: space-between; }
  .mega-menu, .support-menu { min-width: 0; width: 100%; padding: 22px 12px 8px; position: static; grid-template-columns: 1fr 1fr; gap: 22px; border: 0; box-shadow: none; transform: none; }
  .support-menu { display: grid; grid-template-columns: 1fr 1fr; }
  .mega-menu > div:not(.mega-menu-feature) { border-right: 0; }
  .mega-menu-feature { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1.4fr repeat(2, 1fr); }
  .rich-page { grid-template-columns: 1fr minmax(280px, .65fr); gap: 45px; }
  .official-resource-gallery > div { grid-template-columns: 1fr 1fr; }
  .professional-hub > div { grid-template-columns: 1fr 1fr; }
  .application-grid { grid-template-columns: repeat(2, 1fr); }
  .technology { grid-template-columns: 1fr; }
  .resource-strip { grid-template-columns: 1fr 1fr; }
  .inquiry, .product-detail { grid-template-columns: 1fr; }
  .product-copy { position: static; }
  .product-gallery { max-width: 850px; margin: auto; }
  .product-section-nav { top: 88px; overflow-x: auto; justify-content: flex-start; }
  .product-section-nav a { white-space: nowrap; }
  .catalog-layout { grid-template-columns: 230px minmax(0, 1fr); gap: 22px; }
  .home-intro { grid-template-columns: 1fr 1fr; }
  .home-intro .hero-actions { grid-column: 1 / -1; }
  .collection-masthead { min-height: 0; grid-template-columns: 1fr 1fr; }
  .collection-masthead figure { min-height: 400px; }
  .collection-overview { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 620px) {
  .utility-bar { justify-content: center; }
  .utility-bar > div { display: none; }
  .header-inner { min-height: 74px; padding-inline: 16px; grid-template-columns: auto auto 1fr; }
  .site-header { min-height: 74px; }
  .brand img { width: 76px; }
  .brand span { display: none; }
  .primary-navigation { top: 74px; max-height: calc(100vh - 74px); overflow: auto; }
  .header-tools { justify-self: end; }
  .header-tools .quote-link { display: none; }
  .mega-menu { grid-template-columns: 1fr; }
  .mega-menu-feature { grid-column: auto; }
  .content-hero { min-height: 420px; padding: 65px 24px; }
  .content-hero h1 { font-size: clamp(2.25rem, 12vw, 3.8rem); }
  .rich-page { padding: 55px 24px; grid-template-columns: 1fr; gap: 45px; }
  .page-aside { position: static; }
  .official-resource-gallery { padding: 55px 24px; }
  .official-resource-gallery > div { grid-template-columns: 1fr 1fr; gap: 10px; }
  .official-resource-gallery figure { padding: 8px; }
  .professional-hub { padding: 55px 24px; }
  .professional-hub > div { grid-template-columns: 1fr; gap: 12px; }
  .professional-hub a { min-height: 285px; }
  .hero, .hero-slider { min-height: 560px; }
  .hero-slide { padding: 70px 24px 100px; background-image: linear-gradient(0deg, #000d, #0004), var(--hero-mobile); }
  .hero-slide h1 { font-size: clamp(2.35rem, 13vw, 4rem); }
  .hero-dots { left: 24px; bottom: 30px; }
  .home-intro { grid-template-columns: 1fr; padding: 55px 24px; }
  .home-intro .hero-actions { grid-column: auto; }
  .application-grid, .category-grid, .spec-list, .technology-grid, .resource-strip { grid-template-columns: 1fr; }
  .inquiry form { grid-template-columns: 1fr; }
  .inquiry label { grid-column: 1 / -1; }
  .catalog-layout { grid-template-columns: 1fr; }
  .filter-open { width: 100%; padding: 13px 16px; display: block; color: #fff; background: #111; border: 0; font-weight: 850; }
  .filter-backdrop:not([hidden]) { position: fixed; inset: 0; z-index: 79; display: block; background: #0009; }
  .public-filters { width: min(92vw, 380px); max-height: 100vh; padding: 18px 20px 30px; position: fixed; inset: 0 auto 0 0; z-index: 80; overflow: auto; background: var(--cream); transform: translateX(-105%); transition: transform .2s ease; }
  .public-filters.open { transform: none; }
  .filter-title { gap: 10px; }
  .filter-title [data-filter-close] { display: inline; }
  body.filter-drawer-open { overflow: hidden; }
  .catalog-result-head { align-items: flex-start; flex-direction: column; gap: 10px; }
  .product-compatibility ul { columns: 1; }
  .footer-cta { padding: 35px 24px; align-items: flex-start; flex-direction: column; }
  .site-footer { padding: 50px 24px 22px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 38px 25px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .product-detail { padding: 35px 20px 55px; }
  .product-gallery { grid-template-columns: 1fr; }
  .product-main-image { min-height: 360px; padding: 18px; }
  .product-thumbnails { max-height: none; flex-direction: row; order: 0; overflow-x: auto; }
  .product-thumbnails button { min-width: 72px; min-height: 72px; }
  .product-copy h1 { font-size: clamp(2rem, 9vw, 2.8rem); }
  .product-section-nav { top: 74px; padding: 0; }
  .product-overview { padding: 60px 24px; grid-template-columns: 1fr; }
  .product-information { padding: 60px 24px; }
  .product-information-inner, .product-resources { grid-template-columns: 1fr; }
  .product-resources { padding: 60px 24px; }
  .product-support-grid { grid-template-columns: 1fr; }
  .product-support-grid article { min-height: 320px; padding: 55px 24px; }
  .related-products { padding: 60px 24px; }
  .collection-masthead { grid-template-columns: 1fr; }
  .collection-masthead > div { padding: 55px 24px; }
  .collection-masthead figure { min-height: 290px; order: -1; }
  .collection-promises { grid-template-columns: 1fr; }
  .collection-promises article { min-height: 100px; border-right: 0; border-bottom: 1px solid #343434; }
  .collection-overview { padding: 60px 24px; grid-template-columns: 1fr; }
  .collection-facts { grid-template-columns: 1fr; }
  .collection-filter-callout { padding: 35px 24px; align-items: stretch; flex-direction: column; }
  .collection-filter-callout > a { min-width: 0; }
  .collection-products { padding: 60px 24px; }
  .collection-source { grid-template-columns: 1fr; gap: 9px; }
  .collection-source a { margin-top: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}