:root {
  color-scheme: light;
  --ink: #1d1d1f;
  --secondary: #6e6e73;
  --muted: #86868b;
  --blue: #0071e3;
  --link: #0066cc;
  --surface: #f5f5f7;
  --line: #d2d2d7;
  --max-width: 1120px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  font-weight: 400;
  color: var(--ink);
  background: #fff;
}
*, *::before, *::after { box-sizing: border-box; letter-spacing: 0; }
body { margin: 0; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.dialog-open { overflow: hidden; }
h1, h2, h3, h4, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 600; text-wrap: balance; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: default; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; }
button, a, summary { touch-action: manipulation; }
button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible { outline: 3px solid #0071e3; outline-offset: 5px; }
svg.lucide { width: 20px; height: 20px; stroke-width: 1.6; flex-shrink: 0; vertical-align: middle; }
::selection { background: #d7eaff; color: #1d1d1f; }
[hidden] { display: none !important; }
.container { width: min(var(--max-width), calc(100% - 96px)); margin-inline: auto; }
.narrow { max-width: 820px; }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 20px; padding: 12px 20px; background: #fff; border: 1px solid var(--line); border-radius: 4px; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 30; height: 52px; background: rgba(250,250,252,.87); backdrop-filter: saturate(150%) blur(20px); -webkit-backdrop-filter: saturate(150%) blur(20px); border-bottom: 1px solid rgba(0,0,0,.04); }
.nav-shell { width: min(var(--max-width), calc(100% - 96px)); height: 100%; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; font-size: 16px; font-weight: 600; }
.brand .lucide { width: 24px; height: 24px; stroke-width: 1.8; }
.desktop-nav { display: flex; align-items: center; gap: 46px; font-size: 12px; }
.desktop-nav button { background: none; border: 0; padding: 10px 0; }
.desktop-nav a, .desktop-nav button { color: #414144; transition: color .2s; }
.desktop-nav a:hover, .desktop-nav button:hover, .desktop-nav [aria-current] { color: var(--link); }
.nav-actions { display: flex; align-items: center; gap: 5px; }
.icon-button { width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; padding: 0; border: 0; border-radius: 50%; background: transparent; color: var(--ink); transition: background .2s, color .2s; }
.icon-button:hover { background: #e8e8ed; }
.mobile-menu-button { display: none; }
.announcement { min-height: 44px; padding: 11px 24px; display: flex; justify-content: center; gap: 12px; align-items: center; font-size: 12px; line-height: 1.6; background: #fff; }
.announcement .text-link { font-size: 12px; gap: 0; }
.text-link { display: inline-flex; align-items: center; justify-content: flex-start; gap: 4px; padding: 0; border: 0; background: none; color: var(--link); font-size: 15px; line-height: 1.6; font-weight: 400; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.text-link .lucide { width: 16px; height: 16px; stroke-width: 1.8; }
.button { min-height: 44px; display: inline-flex; justify-content: center; align-items: center; gap: 8px; padding: 11px 24px; border: 1px solid transparent; border-radius: 980px; font-size: 14px; line-height: 1.5; font-weight: 400; transition: background .2s, border-color .2s; }
.button-primary { color: #fff; background: var(--blue); }
.button-primary:hover { background: #0077ed; }
.button-secondary { background: transparent; border-color: var(--line); color: var(--ink); }
.button-secondary:hover { background: var(--surface); border-color: var(--secondary); }
.button .lucide { width: 16px; height: 16px; }
.eyebrow { font-size: 13px; color: var(--secondary); line-height: 1.5; font-weight: 500; margin-bottom: 15px; }
.home-hero { height: min(760px, calc(100svh - 140px)); min-height: 620px; position: relative; text-align: center; background: var(--surface); overflow: hidden; }
.hero-copy { position: relative; z-index: 2; padding: 44px 24px 0; }
.hero-copy .eyebrow { font-size: 12px; margin-bottom: 10px; }
.hero-copy h1 { font-size: 60px; line-height: 1.2; }
.hero-tagline { font-size: 28px; line-height: 1.45; font-weight: 500; margin-top: 9px; }
.hero-description { font-size: 15px; color: var(--secondary); margin-top: 12px; }
.hero-actions { display: flex; align-items: center; justify-content: center; gap: 26px; margin-top: 23px; }
.hero-product { position: absolute; inset: 320px 0 0; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; padding: 0 24px 20px; }
.hero-screen { display: block; padding: 0; border: 1px solid #d9d9df; border-radius: 8px; background: #fff; width: min(900px, 100%); overflow: hidden; box-shadow: 0 12px 44px -18px rgba(0,0,0,.23); max-height: calc(100% - 43px); }
.hero-screen img { width: 100%; height: 100%; max-height: 100%; object-fit: contain; }
.hero-screen:hover { border-color: #a4a4aa; }
.hero-product figcaption { display: flex; justify-content: center; align-items: center; gap: 7px; margin-top: 15px; font-size: 11px; color: var(--secondary); line-height: 1.6; }
.hero-product figcaption .text-link { font-size: 11px; margin-left: 8px; }
.hero-product figcaption .lucide { width: 12px; height: 12px; }
.status-dot { width: 5px; height: 5px; border-radius: 50%; background: #25864d; flex-shrink: 0; }
.section { padding: 96px 0; scroll-margin-top: 72px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 42px; }
.section-heading .text-link { flex-shrink: 0; margin-bottom: 5px; }
h2 { font-size: 40px; line-height: 1.35; }
.heading-note { font-size: 15px; line-height: 1.8; color: var(--secondary); padding-bottom: 4px; }
.small-note { font-size: 12px; color: var(--secondary); }
.product-section { background: #fff; }
.featured-products { display: flex; gap: 20px; overflow-x: auto; scrollbar-width: none; scroll-snap-type: x mandatory; scroll-behavior: smooth; padding-bottom: 8px; }
.featured-products::-webkit-scrollbar { display: none; }
.product-card { position: relative; display: flex; flex-direction: column; flex: 0 0 calc((100% - 40px) / 3); scroll-snap-align: start; min-width: 0; overflow: hidden; border-radius: 8px; background: var(--surface); transition: background .25s; }
.product-card:hover { background: #eeeef1; }
.product-card-content { padding: 28px 27px 0; }
.product-category { color: var(--secondary); font-size: 11px; font-weight: 500; margin-bottom: 10px; }
.product-card h3 { font-size: 24px; line-height: 1.4; margin-bottom: 8px; }
.product-card .product-promise { color: var(--secondary); font-size: 15px; line-height: 1.6; min-height: 48px; }
.product-card-image { width: 100%; aspect-ratio: 1.65; object-fit: contain; margin-top: 24px; padding: 0 16px; }
.product-card-bottom { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 21px 27px 23px; margin-top: auto; }
.product-compatibility { color: var(--secondary); font-size: 10px; }
.product-detail-button { padding: 0; border: 0; background: var(--ink); color: #fff; border-radius: 50%; width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.product-detail-button:hover { background: #454549; }
.product-detail-button .lucide { width: 17px; height: 17px; }
.card-open { position: absolute; inset: 0; border: 0; background: none; z-index: 1; border-radius: 8px; cursor: pointer; }
.card-open:focus-visible { outline-offset: -5px; }
.product-card-bottom .product-detail-button { pointer-events: none; }
.section-bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 22px; font-size: 12px; color: var(--secondary); }
.carousel-controls { display: flex; gap: 10px; }
.circle-button { background: #eeeef0; width: 32px; height: 32px; }
.circle-button:disabled { opacity: .35; }
.difference-section { background: var(--surface); }
.benefit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 62px; margin-top: 54px; }
.benefit > .lucide { width: 34px; height: 34px; margin-bottom: 21px; stroke-width: 1.3; color: #414144; }
.benefit h3 { font-size: 24px; line-height: 1.5; margin-bottom: 15px; }
.benefit p { font-size: 14px; line-height: 1.9; color: var(--secondary); }
.benefit .text-link { margin-top: 23px; font-size: 13px; }
.build-section { background: #fff; }
.build-layout { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 100px; }
.build-copy > p:not(.eyebrow) { font-size: 15px; color: var(--secondary); line-height: 1.9; margin-top: 24px; }
.build-copy > .button { margin-top: 30px; }
.process-list { list-style: none; padding: 0; margin: 0; }
.process-list li { display: flex; align-items: flex-start; gap: 25px; padding: 28px 0; border-bottom: 1px solid #e5e5e7; }
.process-list li:last-child { border-bottom: 0; }
.process-number { font-size: 12px; font-variant-numeric: tabular-nums; color: var(--secondary); padding-top: 6px; }
.process-list h3 { font-size: 20px; line-height: 1.5; }
.process-list p { font-size: 13px; color: var(--secondary); margin-top: 9px; }
.open-section { background: var(--surface); }
.open-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.open-project { padding-top: 32px; border-top: 1px solid var(--line); }
.open-project > .lucide { width: 36px; height: 36px; margin-bottom: 24px; stroke-width: 1.2; }
.open-project .eyebrow { font-size: 11px; margin-bottom: 9px; }
.open-project h3 { font-size: 24px; line-height: 1.5; }
.open-project > p:not(.eyebrow) { font-size: 14px; color: var(--secondary); line-height: 1.9; margin-top: 12px; }
.open-project .text-link { margin-top: 23px; font-size: 13px; }
.center-heading { text-align: center; margin-bottom: 50px; }
.center-heading > p:not(.eyebrow) { color: var(--secondary); font-size: 15px; margin-top: 22px; }
.center-heading .text-link { margin-top: 20px; }
.partner-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 36px 42px; align-items: center; justify-items: center; padding-top: 16px; }
.partner-grid img { width: 145px; height: 58px; object-fit: contain; filter: grayscale(1); opacity: .7; transition: filter .3s, opacity .3s; mix-blend-mode: multiply; }
.partner-grid img:hover { filter: none; opacity: 1; }
.support-band { background: var(--surface); padding: 50px 0; }
.support-band > .container { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.support-band h2 { font-size: 24px; line-height: 1.5; }
.support-band p { color: var(--secondary); font-size: 13px; margin-top: 8px; }
.support-band > .container > div > .lucide { width: 30px; height: 30px; margin-bottom: 17px; stroke-width: 1.3; }
.support-band .text-link { flex-shrink: 0; font-size: 14px; }
.site-footer { background: var(--surface); color: var(--secondary); font-size: 11px; }
.footer-inner { border-top: 1px solid var(--line); padding-top: 30px; padding-bottom: 24px; }
.footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 30px; margin-bottom: 26px; }
.footer-brand { display: block; color: var(--ink); font-size: 15px; font-weight: 600; margin-bottom: 5px; }
.footer-links { display: flex; gap: 27px; align-items: center; }
.footer-links a, .footer-links button { font-size: 11px; color: #515154; }
.footer-links a:hover, .footer-links button:hover { text-decoration: underline; }
.footer-links button { border: 0; background: none; padding: 0; }
.footer-bottom { padding-top: 15px; border-top: 1px solid #e1e1e4; display: flex; justify-content: space-between; gap: 20px; }
.page-intro { padding-top: 74px; padding-bottom: 58px; }
.page-intro h1 { font-size: 64px; line-height: 1.25; }
.page-intro > p:not(.eyebrow) { font-size: 26px; color: var(--secondary); margin-top: 15px; }
.page-intro > .text-link { margin-top: 22px; font-size: 14px; }
.catalog-section { padding: 0 0 88px; }
.catalog-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 26px; }
.filter-tabs { display: flex; gap: 9px; overflow-x: auto; scrollbar-width: none; padding: 5px; margin-left: -5px; }
.filter-tab { border: 1px solid #d2d2d7; background: #fff; padding: 8px 18px; border-radius: 980px; flex-shrink: 0; font-size: 13px; line-height: 1.5; transition: background .2s, border-color .2s; }
.filter-tab.active { color: #fff; background: var(--ink); border-color: var(--ink); }
.filter-tab:not(.active):hover { background: var(--surface); }
.catalog-count { font-size: 12px; color: var(--secondary); white-space: nowrap; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.catalog-grid .product-card { min-height: 390px; }
.catalog-grid .product-card-image { margin-top: 26px; }
.custom-section { background: var(--surface); }
.custom-points { display: flex; flex-direction: column; gap: 32px; }
.custom-points article { position: relative; padding-left: 49px; }
.custom-points .lucide { position: absolute; top: 2px; left: 0; width: 28px; height: 28px; stroke-width: 1.3; }
.custom-points h3 { font-size: 18px; }
.custom-points p { font-size: 13px; color: var(--secondary); margin-top: 6px; line-height: 1.8; }
.faq-section details { border-bottom: 1px solid var(--line); }
.faq-section summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; cursor: pointer; padding: 24px 0; font-size: 17px; font-weight: 500; list-style: none; }
.faq-section summary::-webkit-details-marker { display: none; }
.faq-section summary .lucide { color: var(--secondary); transition: transform .2s; }
.faq-section details[open] summary .lucide { transform: rotate(45deg); }
.faq-section details > p { font-size: 14px; color: var(--secondary); padding: 0 40px 25px 0; line-height: 1.9; }
.faq-section details .text-link { display: flex; margin-top: 15px; font-size: 13px; }
.about-hero { position: relative; overflow: hidden; text-align: center; padding: 91px 0 155px; background: var(--surface); }
.about-hero .container { position: relative; z-index: 1; }
.about-hero h1 { font-size: 56px; line-height: 1.4; }
.about-hero h1 span { color: var(--secondary); }
.about-hero .container > p:not(.eyebrow) { color: var(--secondary); font-size: 17px; line-height: 1.9; margin-top: 24px; }
.about-hero .text-link { margin-top: 27px; font-size: 14px; }
.about-wordmark { position: absolute; bottom: -40px; left: 0; right: 0; font-size: 160px; font-weight: 650; line-height: 1; color: #e7e7eb; user-select: none; }
.story-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 85px; }
.story-layout > .eyebrow { padding-top: 14px; }
.story-layout h2 { margin-bottom: 35px; }
.story-layout > div > p { color: var(--secondary); font-size: 16px; line-height: 2; margin-top: 20px; }
.values-section { background: var(--surface); }
.about-product-section { overflow: hidden; }
.story-product-image { width: 100%; border: 1px solid var(--line); border-radius: 8px; }
.contact-section { border-top: 1px solid #eeeef0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.contact-grid article { border-top: 1px solid var(--line); padding-top: 30px; }
.contact-grid article > .lucide { width: 28px; height: 28px; margin-bottom: 20px; }
.contact-grid h3 { font-size: 13px; font-weight: 400; color: var(--secondary); margin-bottom: 10px; }
.contact-address { display: flex; align-items: center; gap: 12px; font-size: 26px; line-height: 1.5; font-weight: 500; overflow-wrap: anywhere; }
a.contact-address:hover { color: var(--link); }
.contact-address > .lucide { width: 20px; height: 20px; }
.contact-grid article > p { margin-top: 14px; color: var(--secondary); font-size: 13px; }
.noscript-note { padding: 24px; text-align: center; font-size: 14px; }
.noscript-note a { color: var(--link); }

/* Native dialogs provide focus containment and Escape handling. */
.dialog { padding: 0; color: var(--ink); border: 0; border-radius: 8px; background: #fff; width: min(960px, calc(100% - 64px)); max-height: calc(100svh - 64px); overflow: auto; overscroll-behavior: contain; box-shadow: 0 24px 100px rgba(0,0,0,.16); }
.dialog::backdrop { background: rgba(35,35,38,.36); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.dialog[open] { animation: dialog-in .25s ease-out; }
@keyframes dialog-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.dialog-close { position: absolute; right: 18px; top: 18px; z-index: 3; background: #e8e8ed; color: #55555a; }
.dialog-close:hover { background: #dddde2; }
.dialog-heading { padding: 47px 48px 28px; }
.dialog-heading h2 { font-size: 32px; }
.dialog-heading > p:not(.eyebrow) { font-size: 14px; color: var(--secondary); margin-top: 12px; line-height: 1.9; max-width: 720px; }
.detail-gallery { background: var(--surface); padding: 24px 35px 15px; }
.detail-image-button { width: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.detail-image-button img { width: 100%; height: 335px; object-fit: contain; }
.gallery-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 44px; padding-top: 12px; }
.gallery-caption { font-size: 11px; color: var(--secondary); }
.gallery-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.gallery-counter { color: var(--secondary); font-size: 11px; font-variant-numeric: tabular-nums; }
.gallery-actions .icon-button { width: 30px; height: 30px; background: #e7e7eb; }
.detail-body { padding: 30px 48px 40px; }
.detail-body h3 { font-size: 15px; margin-bottom: 17px; }
.detail-features { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 15px 28px; }
.detail-features li { display: flex; gap: 9px; font-size: 13px; color: #515154; line-height: 1.8; }
.detail-features .lucide { color: #308154; width: 15px; height: 15px; margin-top: 4px; }
.detail-chips { border-top: 1px solid #e6e6e9; margin-top: 24px; padding-top: 24px; }
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border-radius: 4px; padding: 5px 9px; background: var(--surface); font-size: 11px; color: var(--secondary); }
.detail-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 28px; margin-top: 28px; border-top: 1px solid #e6e6e9; }
.detail-bottom p { font-size: 12px; color: var(--secondary); }
.detail-bottom .button { font-size: 13px; }
.viewer-dialog { position: fixed; inset: 0; width: 100vw; height: 100svh; max-width: 100vw; max-height: 100svh; margin: 0; border: 0; border-radius: 0; background: #f5f5f7; padding: 64px 28px 28px; box-shadow: none; }
.viewer-dialog::backdrop { background: #f5f5f7; }
.viewer-dialog img { width: 100%; height: 100%; object-fit: contain; }
.viewer-dialog .dialog-close { position: fixed; }
.plan-dialog { width: min(940px, calc(100% - 64px)); }
.plan-progress { display: flex; gap: 22px; padding: 28px 70px 20px 40px; border-bottom: 1px solid #e5e5e7; font-size: 11px; color: var(--muted); }
.plan-progress span { display: flex; align-items: center; gap: 7px; }
.plan-progress b { width: 19px; height: 19px; border: 1px solid #d2d2d7; border-radius: 50%; display: inline-flex; justify-content: center; align-items: center; font-size: 10px; font-weight: 400; }
.plan-progress .current { color: var(--ink); }
.plan-progress .current b { background: var(--ink); border-color: var(--ink); color: #fff; }
.plan-layout { display: grid; grid-template-columns: .9fr 1fr; min-height: 445px; }
.plan-visual { background: var(--surface); padding: 36px 28px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; }
.plan-visual img { width: 100%; aspect-ratio: 1.6; object-fit: contain; margin-bottom: 22px; }
.plan-visual h3 { font-size: 19px; }
.plan-visual p { font-size: 12px; line-height: 1.8; color: var(--secondary); margin-top: 7px; max-width: 280px; }
.plan-form { padding: 34px; }
.plan-form h2 { font-size: 25px; line-height: 1.45; margin-bottom: 7px; }
.plan-form > p { font-size: 12px; color: var(--secondary); line-height: 1.8; margin-bottom: 22px; }
.plan-options { display: grid; gap: 9px; border: 0; margin: 0; padding: 0; min-width: 0; }
.plan-option { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
.plan-option:has(input:checked) { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); background: #f6faff; }
.plan-option input { accent-color: var(--blue); width: 16px; height: 16px; flex-shrink: 0; margin: 0; }
.plan-option strong { display: block; font-size: 13px; font-weight: 500; }
.plan-option small { display: block; font-size: 10px; color: var(--secondary); margin-top: 3px; }
.plan-navigation { display: flex; justify-content: space-between; gap: 20px; align-items: center; border-top: 1px solid #e5e5e7; margin-top: 24px; padding-top: 20px; }
.plan-navigation .button { font-size: 12px; min-height: 39px; padding: 9px 20px; }
.plan-navigation .text-link { font-size: 12px; }
.plan-result-label { font-size: 11px; color: var(--secondary); padding: 10px 0 15px; }
.recommendations { display: grid; gap: 8px; }
.recommendation { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 13px 0; text-align: left; border: 0; border-bottom: 1px solid #e5e5e7; background: none; width: 100%; }
.recommendation strong { display: block; font-size: 14px; font-weight: 500; }
.recommendation small { font-size: 11px; color: var(--secondary); }
.recommendation .lucide { width: 16px; height: 16px; color: var(--link); }
.plan-result-note { font-size: 11px; color: var(--secondary); line-height: 1.9; margin-top: 19px; }
.plan-email { display: flex; margin-top: 20px; }
.contact-dialog, .support-dialog { max-width: 600px; }
.contact-dialog .dialog-heading, .support-dialog .dialog-heading { padding-bottom: 24px; }
.contact-methods { padding: 0 48px 35px; }
.contact-method { display: flex; align-items: center; gap: 18px; border-top: 1px solid #e5e5e7; padding: 22px 0; }
.contact-method > .lucide { width: 24px; height: 24px; color: var(--secondary); }
.contact-method > div { min-width: 0; flex: 1; }
.contact-method small { display: block; color: var(--secondary); font-size: 11px; }
.contact-method a, .contact-method strong { font-size: 20px; font-weight: 500; overflow-wrap: anywhere; }
.contact-method a:hover { color: var(--link); }
.contact-advice { font-size: 12px; line-height: 1.9; color: var(--secondary); padding-top: 14px; }
.support-content { padding: 0 48px 36px; }
.support-content ol { padding-left: 20px; margin: 0; display: grid; gap: 15px; font-size: 14px; color: var(--secondary); line-height: 1.9; }
.support-content .button { margin-top: 28px; }
.menu-dialog { position: fixed; inset: 0 0 auto; margin: 0; max-width: 100%; width: 100%; border-radius: 0; max-height: 100svh; padding: 70px 36px 40px; }
.mobile-nav { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; font-size: 25px; font-weight: 500; }
.mobile-nav button { font: inherit; padding: 0; background: none; border: 0; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 200; padding: 11px 20px; background: var(--ink); color: #fff; border-radius: 6px; font-size: 12px; text-align: center; width: max-content; max-width: calc(100% - 40px); box-shadow: 0 4px 20px #0002; }
.error-page { min-height: 100svh; display: flex; flex-direction: column; background: var(--surface); text-align: center; padding: 30px 24px; }
.error-brand { font-size: 16px; font-weight: 600; align-self: flex-start; }
.error-page main { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 65px 0; }
.error-page h1 { font-size: 60px; line-height: 1.4; }
.error-page main > p:not(.eyebrow) { color: var(--secondary); font-size: 15px; margin-top: 20px; }
.error-page footer { color: var(--secondary); font-size: 11px; padding-top: 25px; }
@media (min-width: 1600px) {
  :root { --max-width: 1240px; }
  .home-hero { height: min(820px, calc(100svh - 140px)); }
  .hero-copy { padding-top: 50px; }
  .hero-copy h1 { font-size: 68px; }
  .hero-tagline { font-size: 30px; }
  .hero-product { top: 340px; padding-bottom: 25px; }
  .hero-screen { width: 980px; }
}
@media (max-width: 1000px) {
  .container, .nav-shell { width: calc(100% - 64px); }
  .desktop-nav { gap: 28px; }
  .benefit-grid { gap: 30px; }
  .build-layout { gap: 50px; }
  .product-card-content { padding: 23px 22px 0; }
  .product-card h3 { font-size: 21px; }
  .product-card-bottom { padding-inline: 22px; }
  .featured-products .product-card { flex-basis: calc((100% - 20px) / 2.3); }
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .partner-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .story-layout { gap: 45px; }
}
@media (max-width: 700px) {
  .container, .nav-shell { width: calc(100% - 44px); }
  .site-header { height: 50px; }
  .nav-shell { gap: 20px; }
  .brand { font-size: 15px; gap: 7px; }
  .brand .lucide { width: 22px; height: 22px; }
  .desktop-nav { display: none; }
  .mobile-menu-button { display: inline-flex; }
  .nav-actions { gap: 7px; }
  .announcement { padding: 11px 20px; flex-wrap: wrap; gap: 0 7px; font-size: 10px; min-height: 50px; }
  .announcement .text-link { font-size: 10px; }
  .announcement .lucide { width: 11px; height: 11px; }
  .home-hero { height: min(650px, calc(100svh - 125px)); min-height: 500px; }
  .hero-copy { padding: 37px 20px 0; }
  .hero-copy .eyebrow { font-size: 10px; margin-bottom: 12px; }
  .hero-copy h1 { font-size: 44px; }
  .hero-tagline { font-size: 23px; margin-top: 12px; }
  .hero-description { font-size: 12px; line-height: 1.8; max-width: 260px; margin: 13px auto 0; }
  .hero-actions { gap: 21px; margin-top: 22px; }
  .hero-actions .text-link { font-size: 13px; }
  .hero-actions .button { font-size: 12px; min-height: 40px; padding: 10px 21px; }
  .hero-product { inset: 300px 0 0; padding: 0 18px 25px; justify-content: center; }
  .hero-screen { width: 100%; max-height: calc(100% - 35px); border-radius: 5px; }
  .hero-product figcaption { flex-wrap: wrap; gap: 4px; font-size: 9px; line-height: 1.6; margin-top: 14px; max-width: 320px; }
  .hero-product figcaption .text-link { font-size: 9px; margin-left: 4px; }
  .hero-product figcaption .lucide { width: 10px; height: 10px; }
  .status-dot { width: 4px; height: 4px; }
  .section { padding: 62px 0; scroll-margin-top: 65px; }
  h2 { font-size: 29px; line-height: 1.45; }
  .eyebrow { font-size: 11px; margin-bottom: 12px; }
  .section-heading { display: block; margin-bottom: 30px; }
  .section-heading > .text-link { margin-top: 18px; font-size: 12px; }
  .heading-note { font-size: 12px; margin-top: 19px; }
  .small-note { display: block; margin-top: 18px; font-size: 10px; }
  .featured-products { gap: 14px; margin-inline: -22px; padding-inline: 22px; scroll-padding-inline: 22px; }
  .featured-products .product-card { flex-basis: min(300px, 82%); }
  .product-card-content { padding: 24px 24px 0; }
  .product-card h3 { font-size: 23px; }
  .product-card .product-promise { font-size: 14px; }
  .product-card-image { margin-top: 22px; }
  .product-card-bottom { padding: 20px 24px; }
  .section-bottom { font-size: 10px; margin-top: 18px; gap: 16px; }
  .section-bottom > span { max-width: 220px; }
  .carousel-controls { gap: 7px; }
  .circle-button { width: 30px; height: 30px; }
  .benefit-grid { grid-template-columns: 1fr; gap: 34px; margin-top: 34px; }
  .benefit { padding-left: 52px; position: relative; }
  .benefit > .lucide { width: 29px; height: 29px; position: absolute; top: 5px; left: 0; }
  .benefit h3 { font-size: 22px; margin-bottom: 10px; }
  .benefit h3 br { display: none; }
  .benefit p { font-size: 13px; }
  .benefit .text-link { font-size: 12px; margin-top: 14px; }
  .build-layout { grid-template-columns: 1fr; gap: 32px; }
  .build-copy > p:not(.eyebrow) { font-size: 13px; margin-top: 18px; }
  .build-copy > .button { margin-top: 23px; font-size: 12px; min-height: 40px; }
  .process-list li { padding: 22px 0; gap: 20px; }
  .process-list h3 { font-size: 18px; }
  .process-list p { font-size: 12px; }
  .open-grid { grid-template-columns: 1fr; gap: 34px; }
  .open-project { padding-top: 26px; }
  .open-project > .lucide { width: 29px; height: 29px; margin-bottom: 19px; }
  .open-project h3 { font-size: 22px; }
  .open-project > p:not(.eyebrow) { font-size: 13px; }
  .open-project .text-link { font-size: 12px; margin-top: 20px; }
  .center-heading { margin-bottom: 32px; }
  .center-heading > p:not(.eyebrow) { font-size: 13px; margin-top: 15px; }
  .partner-grid { gap: 25px 20px; padding-top: 7px; }
  .partner-grid img { width: 100%; height: 37px; max-width: 95px; }
  .support-band { padding: 36px 0; }
  .support-band > .container { display: block; }
  .support-band h2 { font-size: 21px; }
  .support-band p { font-size: 12px; }
  .support-band .text-link { font-size: 12px; margin-top: 18px; }
  .footer-inner { padding-top: 25px; }
  .footer-top { flex-direction: column; gap: 21px; margin-bottom: 23px; }
  .footer-links { gap: 22px; flex-wrap: wrap; }
  .footer-bottom { flex-direction: column; gap: 6px; font-size: 10px; }
  .page-intro { padding-top: 45px; padding-bottom: 34px; }
  .page-intro h1 { font-size: 44px; }
  .page-intro > p:not(.eyebrow) { font-size: 20px; margin-top: 12px; }
  .page-intro > .text-link { font-size: 12px; margin-top: 19px; }
  .catalog-toolbar { flex-direction: column; align-items: flex-start; gap: 13px; padding-bottom: 20px; }
  .filter-tabs { max-width: calc(100vw - 34px); gap: 7px; padding: 5px 5px 8px; }
  .filter-tab { font-size: 11px; padding: 7px 13px; }
  .catalog-count { font-size: 10px; }
  .catalog-grid { grid-template-columns: 1fr; gap: 18px; }
  .catalog-grid .product-card { min-height: 0; }
  .catalog-grid .product-card-image { max-height: 205px; }
  .catalog-section { padding-bottom: 54px; }
  .custom-points { gap: 27px; }
  .faq-section summary { font-size: 15px; padding: 21px 0; gap: 15px; }
  .faq-section details > p { font-size: 12px; padding-right: 12px; }
  .about-hero { padding: 62px 0 110px; }
  .about-hero h1 { font-size: 34px; line-height: 1.5; }
  .about-hero .container > p:not(.eyebrow) { font-size: 13px; margin-top: 21px; }
  .about-hero .text-link { font-size: 12px; margin-top: 22px; }
  .about-wordmark { font-size: 76px; bottom: -15px; }
  .story-layout { grid-template-columns: 1fr; gap: 16px; }
  .story-layout > .eyebrow { padding-top: 0; margin: 0; }
  .story-layout h2 { margin-bottom: 22px; }
  .story-layout > div > p { font-size: 13px; margin-top: 17px; }
  .story-product-image { border-radius: 4px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-address { font-size: 24px; }
  .contact-grid article > p { font-size: 12px; margin-top: 9px; }
  .dialog { width: calc(100% - 24px); max-height: calc(100svh - 28px); border-radius: 8px; }
  .dialog-close { top: 12px; right: 12px; width: 32px; height: 32px; }
  .dialog-heading { padding: 48px 24px 24px; }
  .dialog-heading h2 { font-size: 26px; }
  .dialog-heading > p:not(.eyebrow) { font-size: 12px; margin-top: 12px; }
  .detail-gallery { padding: 17px 16px 12px; }
  .detail-image-button img { height: 190px; }
  .gallery-toolbar { gap: 12px; align-items: flex-start; }
  .gallery-caption { font-size: 9px; padding-top: 5px; }
  .gallery-actions { gap: 5px; }
  .gallery-actions .icon-button { width: 26px; height: 26px; }
  .gallery-actions .lucide { width: 15px; height: 15px; }
  .gallery-counter { font-size: 9px; }
  .detail-body { padding: 23px 24px 30px; }
  .detail-body h3 { font-size: 14px; }
  .detail-features { grid-template-columns: 1fr; gap: 12px; }
  .detail-features li { font-size: 12px; }
  .detail-bottom { align-items: flex-start; flex-direction: column; padding-top: 22px; margin-top: 22px; gap: 16px; }
  .detail-bottom p { font-size: 11px; }
  .viewer-dialog { width: 100vw; max-height: 100svh; border-radius: 0; padding: 60px 10px 20px; }
  .plan-dialog { width: calc(100% - 24px); }
  .plan-progress { gap: 17px; padding: 23px 50px 18px 22px; font-size: 10px; }
  .plan-progress span { gap: 5px; }
  .plan-progress b { width: 17px; height: 17px; font-size: 9px; }
  .plan-layout { grid-template-columns: 1fr; min-height: 0; }
  .plan-visual { padding: 20px 22px; display: grid; grid-template-columns: 115px 1fr; column-gap: 17px; text-align: left; }
  .plan-visual img { grid-row: 1 / 3; margin: 0; width: 115px; aspect-ratio: 1.5; }
  .plan-visual h3 { font-size: 14px; align-self: end; }
  .plan-visual p { font-size: 10px; margin-top: 4px; align-self: start; }
  .plan-form { padding: 25px 22px; }
  .plan-form h2 { font-size: 22px; }
  .plan-form > p { font-size: 11px; margin-bottom: 17px; }
  .plan-option { padding: 11px 12px; gap: 10px; }
  .plan-option strong { font-size: 12px; }
  .plan-option small { font-size: 9px; }
  .plan-navigation { margin-top: 19px; padding-top: 17px; }
  .plan-result-note { font-size: 10px; }
  .recommendation { padding: 10px 0; }
  .recommendation strong { font-size: 13px; }
  .recommendation small { font-size: 10px; }
  .contact-methods { padding: 0 24px 27px; }
  .contact-method { gap: 13px; padding: 20px 0; }
  .contact-method a, .contact-method strong { font-size: 18px; }
  .contact-method small { font-size: 10px; }
  .contact-advice { font-size: 11px; }
  .support-content { padding: 0 24px 28px; }
  .support-content ol { font-size: 12px; }
  .menu-dialog { width: 100%; max-height: 100svh; border-radius: 0; }
  .error-page h1 { font-size: 39px; }
  .error-page main > p:not(.eyebrow) { font-size: 13px; }
}
@media (max-width: 359px) {
  .hero-copy h1 { font-size: 39px; }
  .hero-tagline { font-size: 21px; }
  .hero-actions { gap: 15px; }
  .hero-product figcaption { font-size: 8px; }
  .contact-address { font-size: 21px; }
  .plan-progress { gap: 12px; font-size: 9px; }
  .plan-visual { grid-template-columns: 90px 1fr; gap: 10px; }
  .plan-visual img { width: 90px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}