:root {
  color-scheme: dark;
  --ink: #071011;
  --panel: #0d1718;
  --line: rgba(194, 223, 220, 0.14);
  --muted: #94a5a3;
  --paper: #edf3f1;
  --cyan: #72ead6;
  --amber: #ffb45d;
  --blue: #78a9ff;
  --on-accent: #041312;
  --copy-hero: #a9b6b4;
  --copy-ui: #aebbb9;
  --copy-muted: #879592;
  --copy-soft: #8f9d9a;
  --copy-form: #aab6b4;
  --copy-strong-soft: #bcc7c5;
  --copy-footer: #778683;
  --ghost: rgba(255,255,255,.025);
  --visual: #101b1c;
  --grid-line: rgba(255,255,255,.028);
  --form-panel: rgba(5,13,14,.56);
  --input: #0a1415;
  --drawer: #0a1415;
  --drawer-summary: #0c1718;
  --field-placeholder: #5f6e6b;
  --cart-icon: #101c1d;
  --shadow: rgba(0,0,0,.45);
  --accent-hover: #9af5e6;
  --cta-bg: linear-gradient(110deg, rgba(114,234,214,.09), rgba(255,180,93,.035));
  --header-bg: rgba(7,16,17,.88);
}

html[data-theme="light"] {
  color-scheme: light;
  --ink: #f3f2ec;
  --panel: #fffefa;
  --line: rgba(24,57,53,.18);
  --muted: #596d68;
  --paper: #11211f;
  --cyan: #087f6e;
  --amber: #b96317;
  --blue: #3866b4;
  --on-accent: #f7fffd;
  --copy-hero: #536762;
  --copy-ui: #4c615c;
  --copy-muted: #62736f;
  --copy-soft: #5c6f6a;
  --copy-form: #455b56;
  --copy-strong-soft: #334a45;
  --copy-footer: #5e706b;
  --ghost: rgba(17,33,31,.035);
  --visual: #e8ece6;
  --grid-line: rgba(20,61,55,.07);
  --form-panel: rgba(255,255,255,.68);
  --input: #fbfcf8;
  --drawer: #fbfcf8;
  --drawer-summary: #edf1eb;
  --field-placeholder: #83918d;
  --cart-icon: #edf1eb;
  --shadow: rgba(31,48,44,.18);
  --accent-hover: #066c5e;
  --cta-bg: linear-gradient(110deg, rgba(8,127,110,.10), rgba(185,99,23,.055));
  --header-bg: rgba(243,242,236,.9);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: "Segoe UI", Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background-color .5s ease, color .5s ease;
  overflow-x: clip;
}
body.cart-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
svg { display: block; }
main { min-height: 100vh; position: relative; }

.ambient { position: fixed; width: 42rem; height: 42rem; border-radius: 50%; filter: blur(120px); opacity: .09; pointer-events: none; z-index: 0; }
.ambient-one { background: var(--cyan); top: -20rem; right: -18rem; }
.ambient-two { background: var(--amber); top: 42rem; left: -28rem; opacity: .05; }

.site-header {
  width: 100%;
  height: 76px;
  margin: 0;
  padding: 0 max(36px, calc((100vw - 1420px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--header-bg);
  -webkit-backdrop-filter: blur(18px) saturate(1.25);
  backdrop-filter: blur(18px) saturate(1.25);
  box-shadow: 0 10px 34px var(--shadow);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 38px; height: 38px; border: 1px solid rgba(114,234,214,.55); display: grid; place-items: center; transform: rotate(45deg); position: relative; }
.brand-mark::before, .brand-mark::after, .brand-mark span { content: ""; position: absolute; width: 10px; height: 10px; border: 1px solid var(--cyan); }
.brand-mark::before { transform: translate(-6px,-6px); }
.brand-mark::after { transform: translate(6px,6px); }
.brand-mark span { background: var(--cyan); opacity: .75; }
.brand-text { display: flex; flex-direction: column; line-height: 1; letter-spacing: .09em; }
.brand-text strong { font-size: 13px; }
.brand-text small { margin-top: 4px; font-size: 10px; color: var(--cyan); font-weight: 700; }
.site-header nav { display: flex; gap: 36px; color: var(--copy-ui); font-size: 13px; }
.site-header nav a { transition: color .2s ease; }
.site-header nav a:hover { color: var(--paper); }
.header-cta { display: flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 650; }
.header-cta svg, .button svg, .product-footer button svg { width: 18px; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.theme-toggle { display: inline-flex; align-items: center; gap: 8px; color: var(--copy-ui); background: transparent; border: 0; padding: 8px 4px; cursor: pointer; font-size: 11px; text-transform: uppercase; letter-spacing: .09em; }
.theme-toggle:hover { color: var(--paper); }
.theme-toggle-icon { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid var(--line); transition: transform .35s ease, border-color .2s ease; }
.theme-toggle:hover .theme-toggle-icon { border-color: var(--cyan); transform: rotate(12deg); }
.theme-toggle-icon svg { width: 16px; height: 16px; }
.theme-toggle-label { display: inline-flex; align-items: center; gap: 6px; }
.theme-toggle-label span { opacity: .48; transition: opacity .2s ease, color .2s ease; }
.theme-toggle-label span.active { color: var(--paper); opacity: 1; }
.theme-toggle-label i { opacity: .28; font-style: normal; }
.cart-button { display: inline-flex; align-items: center; gap: 11px; color: var(--paper); background: transparent; border: 0; padding: 8px 0 8px 12px; cursor: pointer; font-size: 13px; font-weight: 650; }
.cart-button b { min-width: 28px; height: 28px; padding: 0 7px; display: grid; place-items: center; color: var(--on-accent); background: var(--cyan); font-size: 11px; }

.hero {
  width: min(1420px, calc(100% - 72px));
  min-height: 680px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: .93fr 1.07fr;
  align-items: center;
  gap: 62px;
  position: relative;
  z-index: 1;
}
.hero-copy { padding: 76px 0 70px; }
.eyebrow { display: flex; align-items: center; gap: 10px; text-transform: uppercase; color: var(--cyan); letter-spacing: .18em; font-size: 11px; font-weight: 700; }
.eyebrow span { width: 20px; height: 1px; background: currentColor; }
.hero h1 { font-size: clamp(3.5rem, 5.6vw, 6.8rem); letter-spacing: -.058em; line-height: .91; margin: 28px 0 30px; max-width: 820px; font-weight: 680; }
.hero h1 em { display: block; color: var(--cyan); font-style: normal; font-weight: 410; }
.hero-copy > p { color: var(--copy-hero); font-size: 17px; line-height: 1.7; max-width: 610px; }
.hero-actions { display: flex; gap: 12px; margin-top: 36px; }
.button { min-height: 52px; padding: 0 20px; display: inline-flex; align-items: center; justify-content: center; gap: 18px; border: 1px solid var(--line); font-size: 13px; font-weight: 700; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--cyan); color: var(--on-accent); border-color: var(--cyan); }
.button-primary:hover { background: var(--accent-hover); }
.button-ghost { background: var(--ghost); }
.button-ghost:hover { border-color: rgba(114,234,214,.45); }
.hero-meta { margin-top: 46px; display: flex; gap: 26px; flex-wrap: wrap; color: var(--copy-ui); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.hero-meta span { display: flex; align-items: center; gap: 8px; }
.hero-meta i { color: var(--cyan); font-style: normal; }

.hero-visual {
  min-height: 550px;
  position: relative;
  background: linear-gradient(100deg, rgba(7,16,17,.22), rgba(7,16,17,.04)), url("/assets/images/hero-product.png") center/cover no-repeat, #14201f;
  border: 1px solid var(--line);
  isolation: isolate;
}
.hero-visual::before { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(255,255,255,.17); z-index: 1; pointer-events: none; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(5,13,14,.78)); pointer-events: none; }
.visual-label { position: absolute; z-index: 2; background: rgba(6,14,15,.84); backdrop-filter: blur(14px); border: 1px solid var(--line); color: #c6d0ce; text-transform: uppercase; letter-spacing: .11em; font-size: 10px; }
.top-label { top: 38px; right: -16px; padding: 14px 18px; }
.top-label span { color: var(--cyan); margin-right: 7px; }
.bottom-label { left: -20px; bottom: 68px; padding: 16px 20px; display: flex; flex-direction: column; gap: 4px; }
.bottom-label b { font-size: 20px; letter-spacing: -.02em; color: #edf3f1; }
.visual-frame { position: absolute; z-index: 2; left: 40px; right: 40px; bottom: 36px; display: flex; justify-content: space-between; color: #b9c5c3; font-size: 9px; letter-spacing: .16em; }

.proof-strip { width: min(1420px, calc(100% - 72px)); margin: 0 auto; padding: 28px 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); position: relative; z-index: 1; }
.proof-strip > div { display: flex; gap: 20px; padding: 6px 34px; border-right: 1px solid var(--line); }
.proof-strip > div:first-child { padding-left: 0; }
.proof-strip > div:last-child { border-right: 0; }
.proof-strip strong { color: var(--cyan); font-size: 11px; font-weight: 600; }
.proof-strip span { color: var(--copy-muted); font-size: 12px; line-height: 1.5; }
.proof-strip b { display: block; color: var(--paper); margin-bottom: 4px; font-size: 13px; }

.section-shell { width: min(1420px, calc(100% - 72px)); margin: 0 auto; position: relative; z-index: 1; }
.catalog { padding: 120px 0 130px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; margin-bottom: 42px; }
.section-index { color: var(--cyan); text-transform: uppercase; letter-spacing: .18em; font-size: 10px; font-weight: 750; }
.section-heading h2, .first-cta h2, .faq-title h2 { font-size: clamp(2.4rem, 4.4vw, 5rem); letter-spacing: -.05em; line-height: 1; margin: 15px 0 0; }
.section-heading p { color: var(--copy-soft); line-height: 1.65; max-width: 480px; margin: 0; }

.category-browser { display: grid; gap: 18px; }
.category-overview { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.category-card { min-width: 0; min-height: 420px; padding: 0; display: flex; flex-direction: column; color: var(--paper); background: var(--panel); border: 1px solid var(--line); text-align: left; cursor: pointer; overflow: hidden; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.category-card:hover { transform: translateY(-5px); border-color: rgba(114,234,214,.42); box-shadow: 0 22px 50px var(--shadow); }
.category-card-meta { min-height: 48px; padding: 0 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); color: var(--copy-muted); font-size: 9px; text-transform: uppercase; letter-spacing: .14em; }
.category-card-meta i { color: var(--cyan); font-style: normal; }
.category-card-meta b { font-weight: 650; }
.category-card-visual { width: 100%; aspect-ratio: 3 / 2; flex: 0 0 auto; display: block; position: relative; overflow: hidden; background: #eef3f7; border-bottom: 1px solid var(--line); }
.category-card-visual img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .4s ease, filter .4s ease; }
.category-card:hover .category-card-visual img { transform: scale(1.025); filter: saturate(1.06) contrast(1.02); }
.category-card-copy { padding: 21px 20px 17px; display: flex; flex-direction: column; gap: 8px; }
.category-card-copy strong { font-size: 21px; letter-spacing: -.025em; }
.category-card-copy small { min-height: 38px; color: var(--copy-muted); font-size: 12px; line-height: 1.55; }
.category-card-action { margin-top: auto; min-height: 49px; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); color: var(--copy-strong-soft); font-size: 11px; font-weight: 700; }
.category-card-action svg, .all-products-button svg { width: 18px; transition: transform .2s ease; }
.category-card:hover .category-card-action { color: var(--cyan); }
.category-card:hover .category-card-action svg, .all-products-button:hover svg { transform: translateX(4px); }
.all-products-button { width: 100%; min-height: 82px; padding: 18px 22px; display: flex; align-items: center; justify-content: space-between; gap: 28px; color: var(--paper); background: var(--ghost); border: 1px solid var(--line); cursor: pointer; text-align: left; transition: border-color .2s ease, background-color .2s ease; }
.all-products-button:hover { border-color: rgba(114,234,214,.42); background: var(--panel); }
.all-products-button > span:first-child { display: flex; flex-direction: column; gap: 5px; }
.all-products-button small { color: var(--copy-muted); font-size: 10px; text-transform: uppercase; letter-spacing: .12em; }
.all-products-button strong { font-size: 18px; letter-spacing: -.02em; }
.all-products-button > span:last-child { display: flex; align-items: center; gap: 14px; color: var(--cyan); font-size: 12px; font-weight: 700; }

.products-browser { min-width: 0; }
.catalog-path { min-height: 30px; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; color: var(--copy-muted); font-size: 11px; }
.catalog-path button { padding: 4px 0; display: inline-flex; align-items: center; gap: 8px; color: var(--copy-strong-soft); background: transparent; border: 0; cursor: pointer; }
.catalog-path button:hover { color: var(--cyan); }
.catalog-path button > span { font-size: 16px; line-height: 1; }
.catalog-path i { opacity: .42; font-style: normal; }
.catalog-path strong { color: var(--cyan); font-weight: 650; }
.category-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.category-tabs button { min-height: 43px; display: inline-flex; align-items: center; gap: 10px; color: var(--copy-ui); background: transparent; border: 1px solid var(--line); padding: 10px 13px 10px 16px; cursor: pointer; font-size: 12px; white-space: nowrap; transition: .2s ease; }
.category-tabs button:hover { border-color: rgba(114,234,214,.35); color: var(--paper); }
.category-tabs button.active { color: var(--on-accent); background: var(--cyan); border-color: var(--cyan); }
.category-tabs button span { min-width: 22px; height: 22px; padding: 0 6px; display: grid; place-items: center; color: var(--copy-muted); background: var(--ghost); border: 1px solid var(--line); font-size: 9px; }
.category-tabs button.active span { color: var(--on-accent); background: rgba(255,255,255,.19); border-color: rgba(255,255,255,.26); }

.filter-toolbar { margin-bottom: 15px; padding: 11px; display: grid; grid-template-columns: minmax(260px, 1fr) minmax(160px, .42fr) minmax(190px, .52fr) auto; align-items: stretch; gap: 9px; background: var(--panel); border: 1px solid var(--line); }
.product-search { min-width: 0; min-height: 58px; padding: 0 15px; display: flex; align-items: center; gap: 12px; background: var(--input); border: 1px solid var(--line); color: var(--copy-muted); }
.product-search:focus-within { border-color: var(--cyan); color: var(--cyan); }
.product-search svg { width: 20px; height: 20px; flex: 0 0 auto; }
.product-search input { width: 100%; min-width: 0; color: var(--paper); background: transparent; border: 0; outline: 0; font-size: 13px; }
.product-search input::placeholder { color: var(--field-placeholder); }
.product-search input::-webkit-search-cancel-button { cursor: pointer; }
.filter-select { min-width: 0; padding: 8px 13px 7px; display: grid; align-content: center; gap: 4px; background: var(--input); border: 1px solid var(--line); }
.filter-select:focus-within { border-color: var(--cyan); }
.filter-select > span { color: var(--copy-muted); font-size: 8px; text-transform: uppercase; letter-spacing: .13em; }
.filter-select select { width: 100%; min-width: 0; padding: 0; color: var(--paper); background: var(--input); border: 0; outline: 0; cursor: pointer; font-size: 12px; font-weight: 600; }
.view-toggle { display: grid; grid-template-columns: repeat(2, auto); border: 1px solid var(--line); background: var(--input); }
.view-toggle button { min-width: 76px; padding: 7px 11px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--copy-muted); background: transparent; border: 0; border-left: 1px solid var(--line); cursor: pointer; font-size: 8px; text-transform: uppercase; letter-spacing: .08em; }
.view-toggle button:first-child { border-left: 0; }
.view-toggle button:hover { color: var(--paper); }
.view-toggle button.active { color: var(--on-accent); background: var(--cyan); }
.view-toggle svg { width: 20px; height: 20px; }
.result-summary { min-height: 37px; margin-bottom: 13px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--copy-muted); font-size: 11px; }
.result-summary strong { color: var(--paper); font-size: 13px; }
.result-summary button { padding: 6px 0; color: var(--cyan); background: transparent; border: 0; border-bottom: 1px solid currentColor; cursor: pointer; font-size: 10px; }

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.product-card { background: var(--panel); border: 1px solid var(--line); min-width: 0; transition: transform .25s ease, border-color .25s ease; }
.product-card:hover { transform: translateY(-5px); border-color: rgba(114,234,214,.32); }
.product-visual { height: 260px; position: relative; overflow: hidden; display: grid; place-items: center; background-color: var(--visual); background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 24px 24px; }
.product-visual::after { content: ""; position: absolute; width: 170px; height: 170px; border-radius: 50%; filter: blur(55px); opacity: .11; }
.accent-cyan { color: var(--cyan); }
.accent-cyan::after { background: var(--cyan); }
.accent-amber { color: var(--amber); }
.accent-amber::after { background: var(--amber); }
.accent-blue { color: var(--blue); }
.accent-blue::after { background: var(--blue); }
.product-glyph { width: 64%; height: 64%; position: relative; z-index: 2; filter: drop-shadow(0 12px 20px rgba(0,0,0,.4)); }
.product-photo { width: 100%; height: 100%; position: relative; z-index: 2; display: block; object-fit: cover; }
.product-number, .product-type { position: absolute; top: 18px; z-index: 2; font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.product-number { left: 18px; color: var(--copy-muted); }
.product-type { right: 18px; color: currentColor; border: 1px solid currentColor; padding: 5px 7px; }
.measurement-line { position: absolute; background: currentColor; opacity: .35; }
.measurement-line::before, .measurement-line::after { content: ""; position: absolute; background: currentColor; }
.line-a { height: 1px; width: 38px; left: 21px; bottom: 24px; }
.line-a::before, .line-a::after { width: 1px; height: 7px; top: -3px; }
.line-a::after { right: 0; }
.line-b { height: 32px; width: 1px; right: 25px; bottom: 22px; }
.line-b::before, .line-b::after { width: 7px; height: 1px; left: -3px; }
.line-b::after { bottom: 0; }
.product-content { padding: 24px 24px 22px; }
.product-category { color: var(--cyan); font-size: 9px; letter-spacing: .16em; text-transform: uppercase; }
.product-content h3 { font-size: 20px; letter-spacing: -.025em; margin: 11px 0 8px; line-height: 1.25; }
.product-content p { color: var(--copy-muted); font-size: 13px; line-height: 1.55; margin: 0; min-height: 40px; }
.product-options { margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.product-option { min-width: 0; padding: 8px 10px; display: grid; gap: 4px; background: var(--input); border: 1px solid var(--line); transition: border-color .2s ease; }
.product-option:focus-within { border-color: var(--cyan); }
.product-option > span { color: var(--copy-muted); font-size: 8px; text-transform: uppercase; letter-spacing: .13em; }
.product-option select { width: 100%; min-width: 0; padding: 0; color: var(--paper); background: var(--input); border: 0; outline: 0; cursor: pointer; font-size: 11px; font-weight: 650; }
.product-footer { margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; }
.product-footer strong { font-size: 18px; }
.product-footer button { display: flex; align-items: center; gap: 9px; color: var(--copy-strong-soft); background: none; border: 0; cursor: pointer; font-size: 12px; }
.product-footer button:hover { color: var(--cyan); }

.product-grid.list-view { grid-template-columns: 1fr; gap: 10px; }
.product-grid.list-view .product-card { min-height: 210px; display: grid; grid-template-columns: 210px minmax(0, 1fr); }
.product-grid.list-view .product-card:hover { transform: translateX(4px); }
.product-grid.list-view .product-visual { height: 100%; min-height: 208px; }
.product-grid.list-view .product-glyph { width: 58%; height: 58%; }
.product-grid.list-view .product-content { padding: 25px 26px; display: grid; grid-template-columns: minmax(0, 1fr) 190px; grid-template-rows: auto auto auto auto; column-gap: 30px; align-items: start; }
.product-grid.list-view .product-category { grid-column: 1; grid-row: 1; }
.product-grid.list-view .product-content h3 { grid-column: 1; grid-row: 2; margin: 9px 0 8px; font-size: 21px; }
.product-grid.list-view .product-content p { grid-column: 1; grid-row: 3; min-height: 0; }
.product-grid.list-view .product-options { grid-column: 1; grid-row: 4; width: min(100%, 390px); margin-top: 15px; }
.product-grid.list-view .product-footer { grid-column: 2; grid-row: 1 / 5; height: 100%; margin: 0; padding: 0 0 0 28px; flex-direction: column; align-items: flex-end; justify-content: center; gap: 18px; border-top: 0; border-left: 1px solid var(--line); }
.product-grid.list-view .product-footer strong { font-size: 23px; }
.product-grid.list-view .product-footer button { min-height: 42px; padding: 0 13px; border: 1px solid var(--line); }
.product-grid.list-view .product-footer button:hover { border-color: var(--cyan); }

.no-products { min-height: 330px; padding: 50px 24px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; background: var(--panel); border: 1px solid var(--line); }
.no-products > span { width: 58px; height: 58px; display: grid; place-items: center; color: var(--cyan); border: 1px solid rgba(114,234,214,.38); font-size: 17px; }
.no-products h3 { margin: 25px 0 8px; font-size: 22px; }
.no-products p { margin: 0 0 24px; color: var(--copy-muted); font-size: 13px; }

.process { padding: 0 0 120px; }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-grid article { padding: 36px 40px 42px; border-right: 1px solid var(--line); }
.process-grid article:first-child { padding-left: 0; }
.process-grid article:last-child { border-right: 0; }
.process-grid article > span { color: var(--cyan); font-size: 11px; }
.process-grid h3 { font-size: 22px; margin: 34px 0 12px; letter-spacing: -.025em; }
.process-grid p { color: var(--copy-muted); font-size: 13px; line-height: 1.65; margin: 0; max-width: 350px; }

.first-cta { display: grid; grid-template-columns: .92fr 1.08fr; gap: 80px; border: 1px solid var(--line); background: var(--cta-bg); padding: 70px; margin-bottom: 120px; }
.first-cta h2 { max-width: 650px; margin-bottom: 20px; }
.custom-copy > p { max-width: 610px; color: var(--copy-hero); line-height: 1.7; }
.custom-copy ul { list-style: none; margin: 30px 0 0; padding: 0; color: var(--copy-strong-soft); font-size: 13px; }
.custom-copy li { padding: 11px 0 11px 23px; border-bottom: 1px solid var(--line); position: relative; }
.custom-copy li::before { content: ""; width: 6px; height: 6px; border: 1px solid var(--cyan); position: absolute; left: 0; top: 16px; transform: rotate(45deg); }
.custom-form { display: grid; gap: 17px; padding: 30px; background: var(--form-panel); border: 1px solid var(--line); }
.custom-form label { display: grid; gap: 8px; color: var(--copy-form); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.custom-form input, .custom-form textarea { width: 100%; color: var(--paper); background: var(--input); border: 1px solid var(--line); border-radius: 0; padding: 14px 15px; font: 14px/1.45 "Segoe UI", Inter, Arial, sans-serif; resize: vertical; }
.custom-form input::placeholder, .custom-form textarea::placeholder { color: var(--field-placeholder); }
.custom-form .button { border-radius: 0; cursor: pointer; margin-top: 2px; }
.custom-form small { color: var(--copy-muted); font-size: 10px; text-align: center; }

.faq { padding-bottom: 120px; display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; }
.faq-title { position: sticky; top: 30px; align-self: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; padding: 26px 0; display: flex; justify-content: space-between; gap: 20px; font-size: 17px; font-weight: 600; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--cyan); font-size: 24px; font-weight: 300; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { color: var(--copy-muted); line-height: 1.7; margin: -4px 46px 26px 0; }

.cart-backdrop { position: fixed; inset: 0; z-index: 40; background: rgba(1,7,8,.72); border: 0; cursor: default; backdrop-filter: blur(4px); }
.cart-drawer { position: fixed; z-index: 50; top: 0; right: 0; width: min(520px, 100%); height: 100dvh; display: flex; flex-direction: column; color: var(--paper); background: var(--drawer); border-left: 1px solid var(--line); box-shadow: -30px 0 80px var(--shadow); }
.cart-head { min-height: 110px; padding: 28px 30px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.cart-head h2 { margin: 5px 0 0; font-size: 30px; letter-spacing: -.04em; }
.cart-close { width: 42px; height: 42px; display: grid; place-items: center; color: var(--paper); background: transparent; border: 1px solid var(--line); cursor: pointer; font-size: 27px; font-weight: 250; }
.cart-empty { flex: 1; display: grid; place-items: center; align-content: center; text-align: center; padding: 35px; }
.cart-empty > span { width: 72px; height: 72px; display: grid; place-items: center; color: var(--cyan); border: 1px solid rgba(114,234,214,.35); transform: rotate(45deg); font-size: 0; }
.cart-empty > span::after { content: ""; width: 24px; height: 24px; border: 1px solid var(--cyan); }
.cart-empty h3 { margin: 34px 0 8px; font-size: 23px; }
.cart-empty p { color: var(--copy-muted); margin: 0 0 28px; }
.cart-filled { min-height: 0; flex: 1; display: flex; flex-direction: column; }
.cart-lines { flex: 1; overflow: auto; padding: 12px 30px; }
.cart-line { display: grid; grid-template-columns: 76px 1fr auto; gap: 16px; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--line); }
.cart-line-icon { width: 76px; height: 66px; display: grid; place-items: center; background: var(--cart-icon); }
.cart-line-icon .product-glyph { width: 62px; height: 49px; }
.cart-line-photo { width: 100%; height: 100%; display: block; object-fit: cover; }
.cart-line-symbol { font-size: 35px; line-height: 1; }
.cart-line-copy { min-width: 0; }
.cart-line-copy h3 { margin: 0 0 7px; font-size: 14px; line-height: 1.35; }
.cart-line-copy small { display: block; margin: -1px 0 7px; color: var(--copy-muted); font-size: 10px; line-height: 1.35; }
.cart-line-copy span { color: var(--cyan); font-size: 12px; }
.quantity { display: flex; align-items: center; border: 1px solid var(--line); }
.quantity button { width: 28px; height: 32px; color: var(--copy-strong-soft); background: transparent; border: 0; cursor: pointer; }
.quantity b { min-width: 23px; text-align: center; font-size: 11px; }
.cart-summary { padding: 26px 30px 30px; border-top: 1px solid var(--line); background: var(--drawer-summary); }
.cart-summary > div { display: flex; justify-content: space-between; align-items: baseline; }
.cart-summary > div span { color: var(--copy-muted); font-size: 12px; }
.cart-summary > div strong { font-size: 30px; letter-spacing: -.04em; }
.cart-summary p { color: var(--copy-muted); font-size: 11px; line-height: 1.55; margin: 12px 0 19px; }
.cart-summary .button { width: 100%; }

footer { width: min(1420px, calc(100% - 72px)); margin: 0 auto; border-top: 1px solid var(--line); min-height: 150px; display: grid; grid-template-columns: 1fr 1.4fr 1fr; align-items: center; gap: 30px; color: var(--copy-footer); font-size: 12px; position: relative; z-index: 1; }
footer p { text-align: center; }
footer > a:last-child { text-align: right; color: var(--copy-strong-soft); }

html[data-theme="light"] .ambient { opacity: .055; }
html[data-theme="light"] .hero-visual { box-shadow: 0 24px 65px rgba(28,53,48,.14); }
html[data-theme="light"] .product-card, html[data-theme="light"] .category-card { box-shadow: 0 14px 38px rgba(28,53,48,.055); }
html[data-theme="light"] .cart-backdrop { background: rgba(24,38,35,.48); }

.search-symbol { width: 20px; flex: 0 0 auto; font-size: 25px; line-height: 1; transform: rotate(-18deg); }

.inner-hero { min-height: 430px; padding: 90px 0 64px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .72fr); align-items: center; gap: 70px; }
.inner-hero h1 { margin: 14px 0 20px; font-size: clamp(3.2rem, 7vw, 7rem); letter-spacing: -.06em; line-height: .92; }
.inner-hero p { max-width: 650px; margin: 0; color: var(--copy-hero); font-size: 17px; line-height: 1.7; }
.inner-hero img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; background: #eef3f7; border: 1px solid var(--line); }
.inner-catalog { padding-top: 30px; }
.inner-catalog .catalog-path a, .product-detail-path a { color: var(--copy-strong-soft); }
.inner-catalog .catalog-path a:hover, .product-detail-path a:hover { color: var(--cyan); }

.product-detail { padding: 85px 0 130px; }
.product-detail-path { margin-bottom: 26px; display: flex; flex-wrap: wrap; gap: 10px; color: var(--copy-muted); font-size: 11px; }
.product-detail-path strong { color: var(--cyan); }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(380px, .9fr); min-height: 610px; background: var(--panel); border: 1px solid var(--line); }
.product-detail-visual { height: 100%; min-height: 610px; border-right: 1px solid var(--line); }
.product-detail-visual .product-glyph { width: 68%; height: 68%; }
.product-detail-copy { padding: clamp(38px, 5vw, 78px); display: flex; flex-direction: column; justify-content: center; }
.product-detail-copy h1 { margin: 14px 0 24px; font-size: clamp(2.7rem, 5vw, 5.4rem); letter-spacing: -.055em; line-height: .94; }
.product-lead { margin: 0; color: var(--copy-hero); font-size: 16px; line-height: 1.7; }
.product-note { margin: 18px 0 0; color: var(--copy-muted); font-size: 13px; line-height: 1.65; }
.product-detail-options { margin-top: 28px; }
.product-detail-order { margin-top: 30px; padding-top: 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); }
.product-detail-order > strong { font-size: 27px; letter-spacing: -.03em; }
.availability-note { margin-top: 18px; color: var(--copy-muted); font-size: 10px; line-height: 1.55; }

.not-found { min-height: calc(100vh - 226px); padding: 100px 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.not-found h1 { margin: 15px 0 18px; font-size: clamp(3.6rem, 8vw, 8rem); letter-spacing: -.06em; line-height: .9; }
.not-found p { margin: 0 0 30px; color: var(--copy-hero); }

.site-header,
.category-card,
.all-products-button,
.product-card,
.product-visual,
.first-cta,
.custom-form,
.custom-form input,
.custom-form textarea,
.cart-drawer,
.cart-line-icon,
.cart-summary,
.category-tabs button,
.filter-toolbar,
.product-search,
.filter-select,
.view-toggle,
.theme-toggle-icon {
  transition: color .45s ease, background-color .45s ease, border-color .45s ease, box-shadow .45s ease, transform .25s ease;
}

@media (max-width: 1000px) {
  .site-header { padding-inline: 18px; }
  .hero, .proof-strip, .section-shell, footer { width: min(100% - 36px, 760px); }
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; gap: 0; }
  .hero-copy { padding-bottom: 50px; }
  .hero-visual { min-height: 480px; margin-bottom: 50px; }
  .proof-strip { grid-template-columns: 1fr; }
  .proof-strip > div, .proof-strip > div:first-child { padding: 18px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-strip > div:last-child { border-bottom: 0; }
  .category-overview { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filter-toolbar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-search { grid-column: 1 / -1; }
  .view-toggle { grid-column: 1 / -1; justify-self: end; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .process-grid { grid-template-columns: 1fr; }
  .process-grid article, .process-grid article:first-child { padding: 26px 0 30px; border-right: 0; border-bottom: 1px solid var(--line); }
  .process-grid article:last-child { border-bottom: 0; }
  .process-grid h3 { margin-top: 18px; }
  .first-cta { grid-template-columns: 1fr; gap: 44px; }
  .faq { grid-template-columns: 1fr; gap: 40px; }
  .faq-title { position: static; }
  .inner-hero { grid-template-columns: 1fr; gap: 38px; }
  .inner-hero img { max-width: 660px; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-detail-visual { min-height: 470px; border-right: 0; border-bottom: 1px solid var(--line); }
}

@media (max-width: 640px) {
  .site-header { height: 70px; padding-inline: 18px; }
  .brand-mark { width: 32px; height: 32px; }
  .header-actions { gap: 6px; }
  .theme-toggle { padding-left: 0; padding-right: 0; }
  .cart-button span { display: none; }
  .hero { min-height: auto; }
  .hero-copy { padding-top: 48px; }
  .hero h1 { font-size: clamp(3.2rem, 15vw, 4.6rem); }
  .hero-copy > p { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .hero-meta { gap: 13px; flex-direction: column; }
  .hero-visual { min-height: 370px; }
  .top-label { right: 8px; }
  .bottom-label { left: 8px; }
  .catalog { padding: 82px 0; }
  .section-heading h2, .first-cta h2, .faq-title h2 { font-size: 2.85rem; }
  .category-overview { grid-template-columns: 1fr; }
  .category-card { min-height: 0; }
  .category-card-meta { min-height: 42px; }
  .category-card-visual { width: 100%; min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .category-card-copy { padding: 18px 17px 12px; }
  .category-card-copy strong { font-size: 18px; }
  .category-card-copy small { min-height: 0; font-size: 11px; }
  .category-card-action { min-height: 44px; padding: 0 17px; }
  .all-products-button { min-height: 76px; padding: 16px 17px; }
  .catalog-path { overflow-x: auto; white-space: nowrap; }
  .category-tabs { margin-inline: -18px; padding: 0 18px 5px; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .category-tabs::-webkit-scrollbar { display: none; }
  .filter-toolbar { grid-template-columns: 1fr; padding: 9px; }
  .product-search, .view-toggle { grid-column: auto; }
  .view-toggle { width: 100%; justify-self: stretch; grid-template-columns: repeat(2, 1fr); }
  .view-toggle button { min-height: 50px; flex-direction: row; gap: 8px; }
  .result-summary { min-height: 32px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-visual { height: 230px; }
  .product-grid.list-view .product-card { min-height: 154px; grid-template-columns: 108px minmax(0, 1fr); }
  .product-grid.list-view .product-visual { min-height: 152px; }
  .product-grid.list-view .product-number, .product-grid.list-view .measurement-line { display: none; }
  .product-grid.list-view .product-type { top: 9px; right: 7px; padding: 4px 5px; font-size: 7px; }
  .product-grid.list-view .product-glyph { width: 82%; height: 82%; }
  .product-grid.list-view .product-content { padding: 16px 14px; display: block; }
  .product-grid.list-view .product-content h3 { margin: 7px 0 6px; font-size: 16px; }
  .product-grid.list-view .product-content p { font-size: 11px; line-height: 1.45; }
  .product-grid.list-view .product-options { width: 100%; margin-top: 12px; grid-template-columns: 1fr; }
  .product-grid.list-view .product-footer { height: auto; margin-top: 14px; padding: 12px 0 0; flex-direction: row; align-items: center; justify-content: space-between; gap: 8px; border-top: 1px solid var(--line); border-left: 0; }
  .product-grid.list-view .product-footer strong { font-size: 16px; white-space: nowrap; }
  .product-grid.list-view .product-footer button { min-height: 34px; padding: 0; border: 0; font-size: 10px; white-space: nowrap; }
  .product-grid.list-view .product-footer button svg { width: 15px; }
  .first-cta { padding: 38px 24px; margin-bottom: 70px; }
  .custom-form { padding: 22px 18px; }
  .faq { padding-bottom: 80px; }
  .cart-head, .cart-lines, .cart-summary { padding-left: 20px; padding-right: 20px; }
  .cart-line { grid-template-columns: 62px 1fr; }
  .cart-line-icon { width: 62px; height: 58px; }
  .quantity { grid-column: 2; justify-self: start; }
  footer { grid-template-columns: 1fr; padding: 34px 0; }
  footer p, footer > a:last-child { text-align: left; }
  .inner-hero { min-height: 0; padding: 58px 0 40px; }
  .inner-hero h1 { font-size: 3.5rem; }
  .inner-hero p { font-size: 14px; }
  .inner-catalog { padding-top: 24px; }
  .product-detail { padding: 50px 0 80px; }
  .product-detail-grid { min-height: 0; }
  .product-detail-visual { min-height: 330px; }
  .product-detail-copy { padding: 32px 22px 34px; }
  .product-detail-copy h1 { font-size: 2.8rem; }
  .product-detail-options { grid-template-columns: 1fr; }
  .product-detail-order { align-items: stretch; flex-direction: column; }
  .product-detail-order .button { width: 100%; }
}

@media (max-width: 380px) {
  .brand { gap: 9px; }
  .brand-text strong { font-size: 11px; }
  .brand-text small { font-size: 9px; }
  .header-actions { gap: 4px; }
  .theme-toggle { gap: 5px; font-size: 9px; letter-spacing: .05em; }
  .theme-toggle-label { gap: 3px; }
  .cart-button { padding-left: 6px; }
  .all-products-button > span:last-child { gap: 7px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }