/* Hallmark · macrostructure: Marquee Hero · theme: custom (Apple-inspired) · nav: N10 · footer: Ft5
 * Audience: architecture and engineering professionals · use: product discovery and downloads
 * Paper: oklch(98.6% 0.002 75) · accent: oklch(57% 0.166 44) · typography: Apple system stack
 * Enrichment: original interactive architectural pavilion · user-requested motion
 * Pre-emit critique: philosophy 4 / hierarchy 5 / execution 4 / specificity 5 / restraint 4 / variety 4
 */
@import url('/tokens.css');

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; scroll-padding-top: 110px; }
body { margin: 0; overflow-x: clip; background: var(--color-paper); color: var(--color-ink); font: 400 var(--text-body)/1.65 var(--font-body); -webkit-font-smoothing: antialiased; }
body.dialog-open { overflow-y: hidden; }
h1,h2,h3,p,figure { margin: 0; }
h1,h2,h3 { font-family: var(--font-display); font-style: normal; min-width: 0; overflow-wrap: anywhere; }
h2 { font-size: var(--text-title); line-height: 1.14; letter-spacing: -.045em; font-weight: 650; }
h2 span { color: var(--color-muted); }
button,a { -webkit-tap-highlight-color: var(--color-transparent); }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
button,a,summary { touch-action: manipulation; }
button:disabled { cursor: not-allowed; opacity: .5; }
button[aria-busy="true"] { cursor: progress; opacity: .7; }
img { max-width: 100%; display: block; height: auto; }
button:focus-visible,a:focus-visible,summary:focus-visible,canvas:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 5px; }
::selection { background: var(--color-accent-soft); color: var(--color-ink); }
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
.section { width: min(var(--page-max), calc(100% - 2 * var(--page-gutter))); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 12px; padding: 12px 20px; transform: translateY(-150%); background: var(--color-ink); color: var(--color-surface); z-index: var(--z-modal); }
.skip-link:focus { transform: translateY(0); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 11px 25px; background: var(--color-ink); border-radius: var(--radius-pill); color: var(--color-on-dark); font-size: 15px; font-weight: 500; line-height: 1.2; white-space: nowrap; transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out); }
.button:active { transform: scale(.97); }
.button-small { min-height: 34px; padding: 8px 16px; font-size: 12px; }
.text-link { display: inline-flex; align-items: center; justify-content: center; gap: 8px; color: var(--color-link); font-size: 15px; line-height: 1.4; white-space: nowrap; padding: 8px 0; min-height: 44px; }
.text-link .icon { width: 17px; height: 17px; transition: transform var(--dur-fast) var(--ease-out); }
.icon-button { width: 44px; height: 44px; flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-pill); transition: background-color var(--dur-fast) var(--ease-out); }
.nav { position: sticky; top: 0; width: 100%; height: 64px; z-index: var(--z-sticky); }
.nav::before { content: ''; position: absolute; inset: 0; background: var(--color-glass); backdrop-filter: saturate(1.5) blur(18px); opacity: 1; border-bottom: var(--rule-hair) solid var(--color-rule); transition: opacity var(--dur-mid) var(--ease-out); }
.nav-inner { position: relative; display: flex; align-items: center; justify-content: space-between; height: 64px; max-width: var(--page-max); margin: 0 auto; gap: var(--space-lg); isolation: isolate; transform: translateY(0); transition: transform var(--dur-mid) var(--ease-out); }
.nav-inner::before { content: ''; position: absolute; inset: 0 -24px; background: var(--color-glass); backdrop-filter: saturate(1.5) blur(22px); border: var(--rule-hair) solid var(--color-rule); box-shadow: 0 8px 30px var(--color-shade); border-radius: var(--radius-pill); opacity: 0; transition: opacity var(--dur-mid) var(--ease-out); z-index: -1; }
.nav.is-floating::before { opacity: 0; }
.nav.is-floating .nav-inner { transform: translateY(12px); }
.nav.is-floating .nav-inner::before { opacity: 1; }
.brand { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; font-size: 17px; font-weight: 650; letter-spacing: -.02em; }
.brand img { width: 30px; height: 30px; border-radius: 7px; }
.nav-links { display: flex; align-items: center; gap: 34px; margin-left: auto; margin-right: 28px; font-size: 12px; }
.nav-links a { display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; color: var(--color-muted); }
.nav-actions { display: flex; align-items: center; gap: 4px; }
.menu-toggle { display: none; position: relative; }
.menu-toggle span { position: absolute; width: 17px; height: 1.4px; background: var(--color-ink); transform: translateY(-3px); transition: transform var(--dur-fast) var(--ease-out); }
.menu-toggle span + span { transform: translateY(3px); }
.menu-toggle[aria-expanded="true"] span { transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span + span { transform: rotate(-45deg); }

.hero { position: relative; padding: 67px var(--page-gutter) 66px; background: var(--color-paper); }
.hero-copy { text-align: center; position: relative; z-index: 1; }
.hero-product { font-size: 18px; font-weight: 550; margin-bottom: 20px; letter-spacing: .03em; }
.hero-product span { font-size: 12px; font-weight: 450; color: var(--color-muted); letter-spacing: .015em; margin-left: 10px; }
h1 { font-weight: 660; font-size: clamp(58px, 6.7vw, 94px); line-height: 1.12; letter-spacing: -.055em; }
h1 span { display: inline-block; }
.hero-lead { font-size: 19px; color: var(--color-muted); font-weight: 450; margin-top: 24px; letter-spacing: .005em; }
.mobile-break { display: none; }
.hero-actions { display: flex; align-items: center; justify-content: center; gap: 28px; margin-top: 25px; }
.model-stage { position: relative; max-width: 1180px; height: clamp(400px, 39vw, 550px); margin: -3px auto -4px; touch-action: pan-y; }
.model-stage canvas { display: block; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
.model-stage canvas:active { cursor: grabbing; }
.model-loading { display: grid; place-content: center; justify-items: center; position: absolute; inset: 0; gap: 12px; color: var(--color-muted); font-size: 13px; }
.model-loading .icon { width: 32px; height: 32px; }
.model-caption { max-width: 1040px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; font-size: 11px; color: var(--color-muted); gap: 16px; }
.model-label { display: inline-flex; gap: 8px; align-items: center; white-space: nowrap; }
.live-dot { width: 5px; height: 5px; border-radius: var(--radius-pill); background: var(--color-accent); }
.drag-hint { margin-left: 12px; }
.model-utilities { display: flex; gap: 3px; }
.model-utilities .icon { width: 16px; height: 16px; }
.mode-switch { padding: 5px; display: flex; width: max-content; max-width: 100%; margin: 20px auto 0; border-radius: var(--radius-pill); background: var(--color-soft); }
.mode-switch button { min-height: 40px; border-radius: var(--radius-pill); padding: 9px 22px; font-size: 12px; line-height: 1; white-space: nowrap; color: var(--color-muted); transition: background-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out); }
.mode-switch button[aria-pressed="true"] { color: var(--color-ink); background: var(--color-surface); box-shadow: 0 2px 8px var(--color-shade); }
.demo-note { margin-top: 14px; text-align: center; color: var(--color-muted); font-size: 10px; }

.formats-section { padding-top: 100px; padding-bottom: 110px; border-top: 1px solid var(--color-rule); }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; }
.section-heading p { color: var(--color-muted); font-size: 17px; line-height: 1.7; padding-bottom: 3px; }
.software-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 65px; }
.software-item { display: flex; align-items: center; gap: 21px; position: relative; padding: 28px 30px 28px 0; text-align: left; min-width: 0; }
.software-item + .software-item { border-left: 1px solid var(--color-rule); padding-left: 34px; }
.software-item img { width: 50px; height: 50px; object-fit: contain; flex: 0 0 auto; }
.software-item h3 { font-size: 20px; font-weight: 600; letter-spacing: -.025em; }
.software-item div > span { font-size: 11px; color: var(--color-muted); }
.software-item small { display: inline; font-size: 9px; padding: 3px 4px; color: var(--color-accent); white-space: nowrap; }
.software-action { font-size: 16px; margin-left: auto; color: var(--color-muted); }
.format-bottom { margin-top: 30px; display: flex; align-items: center; justify-content: space-between; padding-top: 27px; border-top: 1px solid var(--color-rule); gap: 20px; }
.format-bottom p { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; font-size: 12px; color: var(--color-muted); }
.format-tag { font: 10px/1.4 var(--font-mono); padding: 5px 9px; border: 1px solid var(--color-rule); border-radius: 5px; color: var(--color-ink); }
.format-bottom .text-link { font-size: 12px; }

.experience-section { background: var(--color-soft); padding: 106px 0 90px; }
.experience-intro { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; }
.experience-intro > p { color: var(--color-muted); font-size: 17px; }
.feature-tabs { width: max-content; max-width: calc(100% - 40px); display: flex; justify-content: center; gap: 2px; margin: 52px auto 50px; border-bottom: 1px solid var(--color-rule); }
.feature-tabs button { position: relative; padding: 14px 25px; color: var(--color-muted); font-size: 14px; line-height: 1.2; white-space: nowrap; min-height: 48px; }
.feature-tabs button::after { content: ''; position: absolute; height: 2px; left: 22px; right: 22px; bottom: -1px; background: var(--color-ink); transform: scaleX(0); transition: transform var(--dur-mid) var(--ease-out); }
.feature-tabs button[aria-selected="true"] { color: var(--color-ink); }
.feature-tabs button[aria-selected="true"]::after { transform: scaleX(1); }
.feature-panel { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.6fr); align-items: center; gap: 70px; }
.feature-copy { padding-bottom: 20px; }
.feature-number { color: var(--color-accent); font-size: 13px; margin-bottom: 22px; font-family: var(--font-mono); }
.feature-copy h3 { font-size: 33px; font-weight: 600; line-height: 1.3; letter-spacing: -.025em; }
.feature-copy > p { color: var(--color-muted); font-size: 14px; margin-top: 20px; line-height: 1.85; max-width: 26em; }
.feature-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.feature-chips span { font-size: 10px; border: 1px solid var(--color-rule); border-radius: var(--radius-pill); padding: 5px 10px; white-space: nowrap; }
.product-capture { min-width: 0; }
.product-capture img { width: 100%; border-radius: 18px; }
.product-capture figcaption { text-align: center; font-size: 10px; color: var(--color-muted); margin-top: 14px; }
.feature-panel.is-changing { animation: feature-in 450ms var(--ease-out); }
@keyframes feature-in { from { opacity: .35; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.dual-section { padding-top: 120px; padding-bottom: 128px; display: grid; grid-template-columns: minmax(0,1.2fr) minmax(0,.8fr); align-items: center; gap: 110px; }
.dual-visual { position: relative; min-height: 640px; padding: 28px 24px; display: flex; flex-direction: column; justify-content: flex-start; align-items: center; gap: 24px; background: var(--color-soft); border-radius: var(--radius-card); }
.dual-visual figure { display: flex; flex-direction: column; justify-content: center; flex: 1; min-height: 0; width: 100%; }
.dual-visual[data-view-device="mobile"] figure { width: min(100%,224px); }
.dual-visual img { width: 100%; border-radius: 16px; box-shadow: 0 14px 45px var(--color-shade); }
.dual-visual figcaption { font-size: 10px; text-align: center; color: var(--color-muted); margin-top: 16px; }
.view-device-tabs { display: inline-flex; flex: 0 0 auto; gap: 4px; padding: 5px; border: 1px solid var(--color-rule); border-radius: var(--radius-pill); background: var(--color-surface); }
.view-device-tabs button { padding: 9px 16px; min-height: 40px; border-radius: var(--radius-pill); font-size: 12px; line-height: 1.5; color: var(--color-muted); transition: background-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out); }
.view-device-tabs button[aria-selected="true"] { background: var(--color-ink); color: var(--color-on-dark); }
.mini-label { color: var(--color-accent); font-size: 14px; font-weight: 600; margin-bottom: 22px; }
.dual-copy h2 { font-size: clamp(38px, 4.2vw, 54px); }
.dual-copy > p:not(.mini-label) { font-size: 16px; line-height: 1.9; color: var(--color-muted); margin-top: 26px; }
.view-capabilities { display: grid; gap: 20px; margin: 28px 0 0; }
.view-capabilities > div { display: grid; grid-template-columns: 54px minmax(0,1fr); gap: 14px; padding-bottom: 18px; border-bottom: 1px solid var(--color-rule); }
.view-capabilities dt { padding-top: 3px; color: var(--color-muted); font-size: 11px; }
.view-capabilities dd { margin: 0; }
.view-capabilities strong { display: block; font-size: 17px; font-weight: 550; line-height: 1.5; }
.view-capabilities span { display: block; margin-top: 6px; font-size: 12px; line-height: 1.8; color: var(--color-muted); }
.dual-copy > .multiview-note { font-size: 10px !important; margin-top: 18px !important; }

.privacy-section { background: var(--color-dark); color: var(--color-on-dark); padding: 112px 0 80px; }
.privacy-inner { text-align: center; }
.privacy-icon { width: 60px; height: 60px; fill: none; stroke: var(--color-on-dark); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 32px; }
.privacy-inner h2 { font-size: clamp(40px, 5.5vw, 70px); }
.privacy-inner > p { margin: 32px 0 20px; color: var(--color-dark-muted); font-size: 18px; line-height: 1.8; }
.light-link { color: var(--color-on-dark); font-size: 13px; }
.privacy-meta { display: flex; justify-content: center; gap: 64px; margin-top: 70px; padding-top: 26px; border-top: 1px solid var(--color-dark-surface); }
.privacy-meta span { display: flex; align-items: center; gap: 10px; font-size: 11px; color: var(--color-dark-muted); }
.privacy-meta .icon { width: 15px; height: 15px; }

.platforms-section { padding-top: 124px; padding-bottom: 110px; }
.hero + .platforms-section { padding-top: 24px; }
.platform-grid { display: grid; grid-template-columns: minmax(0,.82fr) minmax(0,1.18fr); gap: 24px; margin-top: 56px; }
.platform-tile { min-height: 600px; overflow: clip; position: relative; background: var(--color-soft); border-radius: var(--radius-card); padding: 34px 38px; }
.platform-tile-heading { display: flex; align-items: center; gap: 10px; font-size: 12px; margin-bottom: 25px; }
.platform-tile-heading .icon { width: 18px; height: 18px; }
.platform-tile-heading small { margin-left: auto; color: var(--color-muted); font-size: 9px; }
.platform-tile h3 { font-size: 36px; line-height: 1.25; font-weight: 600; letter-spacing: -.03em; }
.platform-tile > p { color: var(--color-muted); font-size: 12px; margin-top: 16px; }
.platform-tile > img { box-shadow: 0 12px 40px var(--color-shade); border-radius: 13px; }
.platform-phone > img { width: 215px; margin: 40px auto 0; }
.platform-desktop > img { width: 630px; max-width: none; margin: 65px 0 0 0; }
.platform-annotation { position: absolute; left: 38px; right: 38px; bottom: 25px; padding-top: 18px; font-size: 12px; color: var(--color-ink); background: var(--color-soft); display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.platform-annotation small { font-size: 9px; color: var(--color-muted); }
.platform-note { text-align: center; color: var(--color-muted); font-size: 10px; margin-top: 22px; }

.download-section { background: var(--color-soft); padding: 110px 0 86px; }
.download-heading { text-align: center; }
.download-heading > img { width: 74px; height: 74px; margin: 0 auto 18px; border-radius: 17px; box-shadow: 0 8px 20px var(--color-shade); }
.download-heading > p { font-weight: 550; font-size: 16px; margin-bottom: 20px; }
.download-heading h2 { font-size: clamp(38px, 4.7vw, 60px); }
.download-heading > .download-lead { margin: 25px 0 0; color: var(--color-muted); font-size: 16px; font-weight: 400; }
.download-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; max-width: 850px; margin: 58px auto 0; }
.download-card { padding: 28px 23px 24px; background: var(--color-surface); border-radius: 20px; display: flex; flex-direction: column; align-items: flex-start; min-width: 0; }
.download-platform { display: flex; align-items: center; gap: 10px; }
.download-platform .icon { width: 24px; height: 24px; }
.download-platform h3 { font-size: 21px; font-weight: 600; letter-spacing: -.02em; }
.download-card > p { color: var(--color-muted); font-size: 11px; margin-top: 15px; white-space: nowrap; }
.store-button { display: inline-flex; align-items: center; justify-content: flex-start; margin-top: 30px; padding: 0; height: 52px; max-width: 100%; transition: opacity var(--dur-fast) var(--ease-out); }
.store-button img { width: auto; height: 48px; max-width: 100%; object-fit: contain; object-position: left center; }
.release-state { color: var(--color-muted); display: inline-flex; align-items: center; gap: 7px; font-size: 10px; margin-top: 19px; }
.status-dot { height: 5px; width: 5px; border-radius: 50%; background: var(--color-available); }
.download-progress-button { display: flex; align-items: center; gap: 10px; margin-top: 30px; min-height: 52px; border: 1px solid var(--color-ink); border-radius: 7px; padding: 5px 12px; white-space: nowrap; }
.download-progress-button > span { font-size: 12px; text-align: left; line-height: 1.3; }
.download-progress-button small { font-size: 8px; display: block; margin-top: 3px; color: var(--color-muted); }
.download-progress-button .icon { width: 19px; height: 19px; }
.download-note { text-align: center; color: var(--color-muted); font-size: 11px; margin-top: 30px; }

.faq-section { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: 90px; padding-top: 120px; padding-bottom: 125px; }
.faq-section h2 { font-size: 39px; line-height: 1.25; }
.faq-list details { border-bottom: 1px solid var(--color-rule); }
.faq-list details:first-child { border-top: 1px solid var(--color-rule); }
.faq-list summary { list-style: none; cursor: pointer; min-height: 78px; display: flex; gap: 18px; align-items: center; justify-content: space-between; font-size: 14px; font-weight: 500; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .icon { width: 18px; height: 18px; color: var(--color-muted); transition: transform var(--dur-fast) var(--ease-out); }
.faq-list details[open] summary .icon { transform: rotate(45deg); }
.faq-list details > p { font-size: 13px; line-height: 1.85; color: var(--color-muted); padding: 0 28px 26px 0; }
.footer { padding-top: 55px; padding-bottom: 35px; border-top: 1px solid var(--color-rule); }
.footer-statement { font-size: clamp(32px,4vw,48px); letter-spacing: -.03em; font-weight: 600; line-height: 1.3; margin-bottom: 55px; }
.footer-statement span { color: var(--color-muted); }
.footer-meta { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.footer-meta .brand { font-size: 14px; }
.footer-meta .brand img { width: 26px; height: 26px; border-radius: 6px; }
.footer-meta > div { display: flex; gap: 28px; }
.footer-meta button,.footer-meta a:not(.brand) { font-size: 11px; min-height: 44px; display: inline-flex; align-items: center; padding: 0; white-space: nowrap; color: var(--color-muted); }
.footer-meta > span { font-size: 10px; color: var(--color-muted); white-space: nowrap; }
.trademark-note { font-size: 9px; color: var(--color-muted); margin-top: 25px; max-width: 90ch; }

.info-dialog { width: min(560px, calc(100% - 32px)); max-height: calc(100dvh - 48px); border: 0; border-radius: var(--radius-card); background: var(--color-surface); color: var(--color-ink); padding: 52px 42px 35px; box-shadow: 0 20px 80px var(--color-shade); }
.info-dialog::backdrop { background: var(--color-backdrop); backdrop-filter: blur(8px); }
.info-dialog[open] { animation: modal-in 320ms var(--ease-out); }
@keyframes modal-in { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.dialog-close { position: absolute; top: 10px; right: 12px; background: var(--color-soft); }
.info-dialog h2 { font-size: 30px; margin-bottom: 22px; letter-spacing: -.03em; }
.info-dialog h3 { font-size: 16px; margin: 22px 0 10px; }
.info-dialog p,.info-dialog li { font-size: 14px; line-height: 1.85; color: var(--color-muted); }
.info-dialog p + p { margin-top: 16px; }
.info-dialog ul { padding-left: 18px; }
.dialog-done { margin-top: 28px; min-height: 44px; }
.dialog-status { display: inline-flex; padding: 5px 12px; border-radius: var(--radius-pill); background: var(--color-soft); font-size: 11px; color: var(--color-muted); margin-bottom: 20px; }
.reveal { opacity: 1; transform: none; }
.js-motion .reveal { opacity: 0; transform: translateY(26px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.js-motion .reveal.is-visible { opacity: 1; transform: none; }
@media (hover: hover) {
  .button:hover,.store-button:hover { opacity: .78; }
  .text-link:hover .icon { transform: translateX(3px); }
  .icon-button:hover { background: var(--color-soft); }
  .nav-links a:hover { color: var(--color-ink); }
  .software-item:hover .software-action { color: var(--color-ink); }
  .footer-meta button:hover,.footer-meta a:hover { color: var(--color-ink); }
}

@media (min-width: 1440px) { .hero { padding-top: 79px; } .model-stage { height: 560px; } }
@media (max-width: 1240px) {
  .nav-inner { margin-inline: var(--page-gutter); }
  .nav-inner::before { inset-inline: -16px; }
  .software-item { gap: 14px; }
  .software-item + .software-item { padding-left: 24px; }
  .software-item img { width: 42px; height: 42px; }
  .feature-panel { gap: 40px; }
  .dual-section { gap: 70px; }
  .download-card { padding-inline: 17px; }
  .download-progress-button { padding-inline: 9px; gap: 6px; }
}
@media (max-width: 960px) {
  .hero { padding-top: 56px; }
  h1 { font-size: 66px; }
  .section-heading,.experience-intro { gap: 30px; }
  .section-heading p,.experience-intro > p { font-size: 14px; }
  .software-item { padding-right: 15px; }
  .software-item + .software-item { padding-left: 16px; }
  .software-item h3 { font-size: 17px; }
  .software-item img { width: 34px; height: 34px; }
  .software-action { display: none; }
  .software-item small { display: block; padding-left: 0; }
  .feature-panel { gap: 28px; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); }
  .feature-copy h3 { font-size: 27px; }
  .feature-copy > p { font-size: 12px; }
  .feature-chips { gap: 5px; }
  .feature-chips span { font-size: 9px; }
  .dual-section { gap: 50px; }
  .dual-visual { min-height: 590px; }
  .dual-copy > p:not(.mini-label) { font-size: 13px; }
  .platform-tile { padding-inline: 27px; }
  .platform-tile-heading small { display: none; }
  .platform-tile h3 { font-size: 31px; }
  .platform-tile > p { font-size: 11px; }
  .platform-annotation { left: 27px; right: 27px; }
  .platform-annotation small { max-width: 12em; }
  .download-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
  .download-card { padding: 30px; }
  .faq-section { gap: 45px; }
  .faq-section h2 { font-size: 33px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 100px; }
  .nav,.nav-inner { height: 60px; }
  .nav-inner { gap: 10px; }
  .nav-inner::before { inset-inline: -10px; }
  .brand { gap: 8px; font-size: 15px; }
  .brand img { width: 28px; height: 28px; }
  .nav-links { display: none; position: absolute; top: 74px; left: -10px; right: -10px; padding: 14px 24px; margin: 0; background: var(--color-surface); border: 1px solid var(--color-rule); border-radius: 20px; box-shadow: 0 15px 30px var(--color-shade); }
  .nav-links.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links a { font-size: 14px; min-height: 48px; }
  .nav-actions .button-small { min-height: 38px; padding-inline: 15px; font-size: 11px; }
  .menu-toggle { display: inline-flex; }
  .hero { padding: 47px var(--page-gutter) 48px; }
  .hero-product { font-size: 14px; margin-bottom: 19px; }
  .hero-product span { font-size: 9px; margin-left: 6px; }
  h1 { font-size: clamp(42px, 10vw, 62px); line-height: 1.13; letter-spacing: -.055em; }
  h1 span { display: block; }
  .hero-lead { font-size: 15px; line-height: 1.7; margin-top: 20px; }
  .mobile-break { display: block; }
  .hero-actions { margin-top: 20px; gap: 20px; }
  .hero-actions .button { min-height: 44px; font-size: 12px; padding: 10px 19px; gap: 8px; }
  .hero-actions .button .icon { width: 17px; height: 17px; }
  .hero-actions .text-link { font-size: 12px; }
  .model-stage { height: 350px; width: calc(100% + 2 * var(--page-gutter)); margin-left: calc(-1 * var(--page-gutter)); }
  .model-caption { gap: 6px; font-size: 9px; }
  .model-label { gap: 5px; }
  .drag-hint { display: none; }
  .model-utilities { gap: 0; }
  .model-utilities .icon-button { width: 38px; height: 44px; }
  .mode-switch { margin-top: 16px; }
  .mode-switch button { min-height: 44px; padding-inline: 19px; font-size: 11px; }
  .demo-note { font-size: 9px; margin-top: 14px; }
  .section-heading,.experience-intro { display: block; }
  .section-heading p,.experience-intro > p { margin-top: 24px; font-size: 14px; }
  h2 { font-size: 39px; line-height: 1.18; }
  .formats-section { padding-top: 67px; padding-bottom: 65px; }
  .software-list { grid-template-columns: minmax(0,1fr); margin-top: 32px; }
  .software-item,.software-item + .software-item { padding: 23px 4px; border-left: 0; border-bottom: 1px solid var(--color-rule); gap: 24px; }
  .software-item h3 { font-size: 21px; }
  .software-item img { width: 42px; height: 42px; }
  .software-item small { display: inline; padding-left: 3px; }
  .software-action { display: block; }
  .format-bottom { display: block; margin-top: 15px; padding-top: 10px; border-top: 0; }
  .format-bottom p { font-size: 10px; gap: 6px; }
  .format-bottom .text-link { margin-top: 14px; }
  .experience-section { padding: 66px 0 58px; }
  .feature-tabs { margin: 26px auto 36px; }
  .feature-tabs button { padding-inline: 16px; font-size: 12px; min-height: 50px; }
  .feature-tabs button::after { inset-inline: 12px; }
  .feature-panel { grid-template-columns: minmax(0,1fr); gap: 30px; }
  .feature-copy { padding: 0; }
  .feature-number { margin-bottom: 14px; font-size: 11px; }
  .feature-copy h3 { font-size: 30px; }
  .feature-copy > p { font-size: 14px; max-width: none; margin-top: 18px; }
  .feature-chips { margin-top: 22px; gap: 8px; }
  .feature-chips span { font-size: 10px; }
  .product-capture { margin-inline: -7px; }
  .product-capture img { border-radius: 10px; }
  .dual-section { padding-top: 68px; padding-bottom: 70px; grid-template-columns: minmax(0,1fr); gap: 36px; }
  .dual-copy { grid-row: 1; }
  .mini-label { margin-bottom: 16px; font-size: 12px; }
  .dual-copy h2 { font-size: 41px; }
  .dual-copy > p:not(.mini-label) { font-size: 14px; margin-top: 20px; }
  .dual-visual { min-height: 590px; padding: 24px 18px; }
  .dual-visual[data-view-device="mobile"] figure { width: min(100%,208px); }
  .view-device-tabs button { padding-inline: 13px; font-size: 11px; }
  .view-capabilities { gap: 18px; margin-top: 24px; }
  .view-capabilities strong { font-size: 16px; }
  .privacy-section { padding: 70px 0 40px; }
  .privacy-icon { width: 48px; height: 48px; margin-bottom: 26px; }
  .privacy-inner h2 { font-size: 42px; }
  .privacy-inner > p { font-size: 15px; margin-top: 26px; }
  .privacy-meta { gap: 12px; margin-top: 40px; justify-content: space-between; padding-top: 25px; }
  .privacy-meta span { font-size: 9px; gap: 5px; }
  .privacy-meta .icon { width: 12px; height: 12px; }
  .platforms-section { padding-top: 70px; padding-bottom: 65px; }
  .platform-grid { grid-template-columns: minmax(0,1fr); margin-top: 34px; gap: 20px; }
  .platform-tile { min-height: 565px; padding: 28px; }
  .platform-tile h3 { font-size: 34px; }
  .platform-tile-heading { margin-bottom: 23px; }
  .platform-tile-heading small { display: block; }
  .platform-tile > p { font-size: 12px; }
  .platform-phone > img { width: 210px; margin-top: 32px; }
  .platform-desktop { min-height: 480px; }
  .platform-desktop > img { width: 460px; margin-top: 38px; }
  .platform-annotation { left: 28px; right: 28px; }
  .platform-note { font-size: 9px; text-align: left; }
  .download-section { padding-top: 70px; padding-bottom: 50px; }
  .download-heading > img { width: 64px; height: 64px; }
  .download-heading > p { font-size: 14px; }
  .download-heading h2 { font-size: clamp(33px, 8.3vw, 44px); }
  .download-heading > .download-lead { font-size: 13px; }
  .download-grid { grid-template-columns: minmax(0,1fr); margin-top: 36px; gap: 14px; }
  .download-card { padding: 25px 28px; display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 8px 10px; }
  .download-platform { gap: 8px; }
  .download-platform h3 { font-size: 20px; }
  .download-platform .icon { width: 22px; height: 22px; }
  .download-card > p { grid-row: 2; margin: 0; font-size: 10px; white-space: normal; }
  .store-button,.download-progress-button { grid-column: 2; grid-row: 1 / span 2; margin: 0; align-self: center; }
  .store-button { max-width: 133px; }
  .store-button img { max-height: 44px; }
  .download-progress-button { min-height: 44px; padding: 5px 8px; gap: 5px; }
  .download-progress-button > span { font-size: 10px; }
  .download-progress-button small { font-size: 7px; }
  .download-progress-button .icon { width: 15px; height: 15px; }
  .release-state { grid-column: 1 / -1; margin-top: 7px; font-size: 9px; }
  .download-note { margin-top: 24px; font-size: 10px; }
  .faq-section { grid-template-columns: minmax(0,1fr); padding-top: 70px; padding-bottom: 65px; gap: 34px; }
  .faq-section h2 { font-size: 35px; }
  .faq-list summary { font-size: 13px; min-height: 75px; gap: 15px; }
  .faq-list details > p { font-size: 12px; padding-right: 0; }
  .footer { padding-top: 36px; padding-bottom: 28px; }
  .footer-statement { font-size: 34px; margin-bottom: 32px; }
  .footer-statement span { display: block; }
  .footer-meta { flex-wrap: wrap; gap: 17px; }
  .footer-meta .brand { width: 100%; }
  .footer-meta > div { gap: 20px; }
  .footer-meta > span { font-size: 9px; }
  .trademark-note { font-size: 9px; margin-top: 20px; }
  .info-dialog { padding: 54px 25px 27px; }
  .info-dialog h2 { font-size: 27px; }
  .js-motion .reveal { transform: none; }
}
@media (max-width: 360px) {
  .hero { padding-top: 38px; }
  .hero-product span { display: none; }
  .hero-actions { gap: 13px; }
  .hero-actions .text-link { font-size: 11px; }
  .model-stage { height: 300px; }
  .mode-switch button { padding-inline: 17px; font-size: 10px; }
  .feature-tabs button { padding-inline: 13px; font-size: 11px; }
  .platform-tile { padding-inline: 23px; }
  .platform-tile-heading small { font-size: 8px; }
  .platform-annotation { left: 23px; right: 23px; }
  .platform-annotation small { font-size: 8px; }
  .download-card { padding-inline: 19px; gap: 8px; }
  .store-button { max-width: 115px; }
  .download-platform h3 { font-size: 18px; }
  .download-card > p { font-size: 9px; }
  .footer-meta > div { gap: 16px; }
}
.device-platforms { display: grid; grid-template-columns: minmax(0,1.75fr) minmax(0,1fr); gap: 36px; align-items: center; }
.device-family-figure { min-width: 0; }
.device-family-visual { position: relative; width: 100%; aspect-ratio: 3 / 2; overflow: clip; opacity: 0; transition: opacity var(--dur-mid) var(--ease-out); isolation: isolate; }
.device-family-visual[data-ready="true"] { opacity: 1; }
.device-family-hardware { display: block; width: 100%; height: auto; }
.device-hardware-main { clip-path: inset(0 36.197917% 0 0); }
.device-hardware-fold { position: absolute; inset: 0; clip-path: inset(0 0 0 63.802083%); transform-origin: 63.802083% 0; transform: scaleX(.8); }
.device-camera { position: absolute; left: 54.947917%; top: 49.804688%; width: 3.515625%; height: 1.660156%; background: var(--color-ink); border-radius: var(--radius-pill); pointer-events: none; }
.device-live-screen { position: absolute; top: 0; left: 0; max-width: none; height: auto; transform-origin: 0 0; backface-visibility: hidden; pointer-events: none; }
.device-live-screen[data-device="monitor"] { width: 1280px; }
.device-live-screen[data-device="laptop"] { width: 1280px; }
.device-live-screen[data-device="phone"] { width: 390px; }
.device-live-screen[data-device="fold"] { width: 999px; }
.device-family-legend { display: flex; justify-content: center; align-items: center; gap: 22px; margin-top: 22px; color: var(--color-muted); font-size: 10px; }
.device-family-legend span { white-space: nowrap; }
.device-platform-copy h2 { font-size: clamp(34px,3.5vw,48px); letter-spacing: -.045em; line-height: 1.2; }
.device-platform-copy .mini-label { margin-bottom: 22px; font-size: 13px; }
.device-platform-lead { font-size: 18px; line-height: 1.85; margin-top: 27px; }
.device-platform-detail { color: var(--color-muted); font-size: 13px; line-height: 1.85; margin-top: 19px; max-width: 25em; }
.device-platform-copy .text-link { margin-top: 22px; font-size: 13px; }
.device-platform-note { text-align: center; color: var(--color-muted); font-size: 10px; margin-top: 48px; }
.device-fallback { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; aspect-ratio: auto !important; }
.device-fallback .device-family-hardware { display: none; }
.device-fallback .device-camera { display: none; }
.device-fallback .device-live-screen { position: static; transform: none !important; width: 100%; height: 210px; object-fit: contain; background: var(--color-soft); border-radius: 12px !important; }
@media (max-width: 960px) {
  .device-platforms { grid-template-columns: minmax(0,1.4fr) minmax(0,1fr); gap: 25px; }
  .device-platform-copy h2 { font-size: 35px; }
  .device-platform-lead { font-size: 15px; }
  .device-platform-detail { font-size: 12px; }
  .device-family-legend { gap: 16px; font-size: 9px; }
}
@media (max-width: 700px) {
  .device-platforms { grid-template-columns: minmax(0,1fr); gap: 27px; }
  .device-platform-copy h2 { font-size: 40px; }
  .device-platform-copy .mini-label { font-size: 12px; margin-bottom: 17px; }
  .device-platform-lead { font-size: 16px; margin-top: 22px; }
  .device-platform-detail { font-size: 13px; max-width: 30em; margin-top: 15px; }
  .device-platform-copy .text-link { margin-top: 16px; }
  .device-family-figure { margin-inline: -12px; }
  .device-family-legend { margin-top: 16px; gap: 18px; font-size: 9px; }
  .device-platform-note { margin-top: 26px; text-align: left; font-size: 9px; }
}
.software-list-expanded { grid-template-columns: repeat(5,minmax(0,1fr)); }
.software-list-expanded .software-item { flex-direction: column; align-items: flex-start; gap: 18px; padding: 24px; }
.software-list-expanded .software-item img { width: 58px; height: 58px; }
.software-list-expanded .software-item h3 { font-size: 20px; }
.software-list-expanded .software-item small { display: block; margin-top: 6px; padding: 0; font-size: 10px; }
.software-list-expanded .software-action { position: absolute; top: 29px; right: 24px; }
.mobile-channel-panel { margin-top: 22px; padding: 32px; border-radius: 20px; background: var(--color-surface); }
.mobile-channel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 26px; }
.mobile-channel-heading .mini-label { margin-bottom: 12px; font-size: 12px; }
.mobile-channel-heading h3 { font-size: 28px; line-height: 1.3; letter-spacing: -.035em; }
.mobile-channel-heading p:not(.mini-label) { margin-top: 13px; font-size: 13px; color: var(--color-muted); line-height: 1.8; }
.mobile-channel-heading strong { font-weight: 550; color: var(--color-ink); }
.channel-plan-label { font-size: 11px; white-space: nowrap; border: 1px solid var(--color-rule); border-radius: var(--radius-pill); padding: 7px 12px; color: var(--color-muted); }
.mobile-channel-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 12px; margin-top: 28px; }
.mobile-channel { display: flex; flex-direction: column; align-items: center; gap: 10px; min-width: 0; padding: 24px 10px 20px; border: 1px solid var(--color-rule); border-radius: 14px; text-align: center; transition: background-color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out); }
.mobile-channel:hover { background: var(--color-soft); border-color: var(--color-muted); }
.mobile-channel-icon { display: block; width: 48px; height: 48px; overflow: clip; }
.mobile-channel-icon img { display: block; width: auto; height: 100%; max-width: none; }
.mobile-channel-name { font-size: 14px; font-weight: 550; line-height: 1.5; white-space: nowrap; }
.mobile-channel-status { font-size: 10px; color: var(--color-muted); line-height: 1.6; }
.mobile-channel-note { font-size: 10px; line-height: 1.8; color: var(--color-muted); margin-top: 21px; }
@media (max-width: 960px) {
  .software-list-expanded { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .software-list-expanded .software-item { padding-inline: 22px; }
  .software-list-expanded .software-item:nth-child(4) { border-left: 0; }
  .software-list-expanded .software-item:nth-child(n+4) { border-top: 1px solid var(--color-rule); }
  .mobile-channel-panel { padding: 28px; }
  .mobile-channel-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 700px) {
  .software-list-expanded { grid-template-columns: minmax(0,1fr); }
  .software-list-expanded .software-item,.software-list-expanded .software-item + .software-item { flex-direction: row; align-items: center; gap: 22px; padding: 23px 4px; border-left: 0; border-top: 0; border-bottom: 1px solid var(--color-rule); }
  .software-list-expanded .software-item:first-child { padding-left: 4px; }
  .software-list-expanded .software-item img { width: 48px; height: 48px; }
  .software-list-expanded .software-item h3 { font-size: 21px; }
  .software-list-expanded .software-action { position: static; display: block; margin-left: auto; }
  .mobile-channel-panel { margin-top: 18px; padding: 25px 20px; }
  .mobile-channel-heading { display: block; }
  .mobile-channel-heading h3 { font-size: 25px; }
  .mobile-channel-heading p:not(.mini-label) { font-size: 12px; }
  .channel-plan-label { display: inline-flex; margin-top: 17px; font-size: 10px; padding: 5px 10px; }
  .mobile-channel-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin-top: 23px; }
  .mobile-channel { padding: 20px 8px 17px; }
  .mobile-channel-name { font-size: 13px; }
  .mobile-channel-note { font-size: 10px; margin-top: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 100ms !important; }
  .js-motion .reveal { opacity: 1; transform: none; }
}

/* Hallmark · component: mobile radial menu story · existing Apple-inspired tokens
 * Pre-emit critique: P5 H5 E4 S5 R4 V4 · actual product screenshots, purposeful motion */
.radial-section { padding: var(--space-3xl) 0; background: var(--color-soft); }
.radial-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,.92fr); grid-template-areas: 'copy visual' 'controls visual'; gap: 0 var(--space-3xl); align-items: center; }
.radial-copy { grid-area: copy; align-self: end; }
.radial-controls { grid-area: controls; align-self: start; }
.radial-copy .mini-label { margin-bottom: var(--space-lg); }
.radial-copy h2 { font-size: clamp(38px,4.3vw,58px); line-height: 1.2; }
.radial-copy .radial-lead { margin-top: var(--space-xl); font-size: 19px; font-weight: 450; line-height: 1.8; }
.radial-copy .radial-detail { margin-top: var(--space-md); max-width: 26em; color: var(--color-muted); font-size: 14px; line-height: 1.9; }
.radial-actions { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--space-sm) var(--space-md); max-width: 340px; margin: var(--space-lg) 0 0; padding: 0; list-style: none; }
.radial-actions li { color: var(--color-muted); font-size: 12px; white-space: nowrap; }
.radial-actions li::before { content: '·'; margin-right: var(--space-xs); color: var(--color-accent); }
.radial-steps { display: flex; align-items: center; gap: var(--space-lg); list-style: none; margin: var(--space-xl) 0 var(--space-lg); padding: var(--space-lg) 0 0; border-top: var(--rule-hair) solid var(--color-rule); }
.radial-steps li { color: var(--color-muted); font-size: 12px; white-space: nowrap; transition: color var(--dur-fast) var(--ease-out); }
.radial-steps span { display: block; margin-bottom: var(--space-xs); font-family: var(--font-mono); font-size: 10px; }
.radial-steps li[aria-current="step"] { color: var(--color-accent); }
.radial-playback { display: flex; gap: var(--space-lg); align-items: center; flex-wrap: wrap; }
.radial-playback .button { min-width: 150px; font-size: 14px; }
.radial-playback .button .icon { width: 16px; height: 16px; }
.radial-playback .text-link { font-size: 13px; }
.radial-status { color: var(--color-ink); margin-top: var(--space-md); font-size: 12px; min-height: 3.6em; line-height: 1.8; }
.radial-controls .radial-footnote { color: var(--color-muted); max-width: 30em; margin-top: var(--space-xs); font-size: 10px; line-height: 1.9; }
.radial-visual { grid-area: visual; min-width: 0; display: flex; flex-direction: column; align-items: center; }
.radial-demo-screen { position: relative; width: min(100%,330px); aspect-ratio: 390/844; container-type: inline-size; border: var(--rule-hair) solid var(--color-rule); border-radius: 18px; overflow: clip; background: var(--color-surface); box-shadow: 0 24px 64px var(--color-shade); }
.radial-demo-screen > img { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; object-fit: cover; pointer-events: none; transition: opacity var(--dur-mid) var(--ease-out); }
.radial-demo-screen > img[data-radial-frame="selected"] { opacity: 1; }
.radial-section:is([data-demo-phase="menu"],[data-demo-phase="choose"]) img[data-radial-frame="menu"] { opacity: 1; }
.radial-section[data-demo-phase="focus"] img[data-radial-frame="focus"] { opacity: 1; }
.radial-section[data-demo-phase="focus"] img[data-radial-frame="selected"] { opacity: 0; }
.radial-touch { position: absolute; z-index: 2; left: 45.1282%; top: 52.2512%; width: 16.4103%; aspect-ratio: 1; transform: translate(-50%,-50%); opacity: 0; pointer-events: none; transition: opacity var(--dur-fast) var(--ease-out), transform 600ms var(--ease-in-out); }
.radial-touch svg { display: block; width: 100%; height: 100%; transform: rotate(-90deg); opacity: 0; }
.radial-touch circle { fill: none; stroke-width: 5; }
.radial-hold-track { stroke: var(--color-surface); }
.radial-hold-fill { stroke: var(--color-accent); stroke-linecap: round; stroke-dasharray: 163.36; stroke-dashoffset: 163.36; }
.radial-touch > span { position: absolute; inset: 35%; background: var(--color-glass); border: 2px solid var(--color-accent); border-radius: 50%; box-shadow: 0 0 0 5px var(--color-accent-soft); }
.radial-section[data-demo-phase="hold"] .radial-touch { opacity: 1; }
.radial-section[data-demo-phase="hold"] .radial-touch svg { opacity: 1; }
.radial-section[data-demo-phase="hold"] .radial-hold-fill { animation: radial-hold-fill 3s linear forwards; }
.radial-section[data-demo-phase="choose"] .radial-touch { opacity: 1; transform: translate(calc(-50% + 22.3077cqw),calc(-50% - 12.5641cqw)); }
.radial-section[data-demo-playing="false"] .radial-hold-fill { animation-play-state: paused; }
.radial-hotspot { position: absolute; z-index: 3; width: 64px; height: 48px; padding: 0; border-radius: 12px; transform: translate(-50%,-50%); border: 2px solid var(--color-transparent); }
.radial-hotspot:disabled { opacity: 0; cursor: default; pointer-events: none; }
.radial-hotspot:focus-visible { outline-offset: 2px; }
.radial-hotspot:active { border-color: var(--color-accent); }
.radial-hold-hotspot { left: 45.1282%; top: 52.2512%; touch-action: pan-y; -webkit-touch-callout: none; user-select: none; }
.radial-focus-hotspot { left: 67.4359%; top: 46.4455%; }
.radial-visual figcaption { color: var(--color-muted); font-size: 10px; line-height: 1.8; margin-top: var(--space-lg); text-align: center; }
.radial-demo-help { font-size: 11px; color: var(--color-muted); text-align: center; margin-top: var(--space-sm); line-height: 1.9; }
.radial-section[data-demo-error="true"] .radial-status { color: var(--color-accent); }
@keyframes radial-hold-fill { to { stroke-dashoffset: 0; } }
@media (hover:hover) {
  .radial-hotspot:not(:disabled):hover { border-color: var(--color-accent); }
}
@media (max-width: 960px) {
  .radial-layout { column-gap: var(--space-xl); }
  .radial-copy h2 { font-size: 42px; }
  .radial-copy .radial-lead { font-size: 17px; }
  .radial-steps { gap: var(--space-md); }
  .radial-steps li { font-size: 11px; }
}
@media (max-width: 700px) {
  .radial-section { padding-block: var(--space-2xl); }
  .radial-layout { grid-template-columns: minmax(0,1fr); grid-template-areas: 'copy' 'visual' 'controls'; gap: var(--space-xl); }
  .radial-copy h2 { font-size: clamp(38px,9.4vw,50px); }
  .radial-copy .mini-label { margin-bottom: var(--space-md); }
  .radial-copy .radial-lead { margin-top: var(--space-lg); font-size: 17px; }
  .radial-copy .radial-detail { font-size: 13px; }
  .radial-actions { gap: var(--space-xs); margin-top: var(--space-md); }
  .radial-actions li { font-size: 11px; }
  .radial-steps { margin-top: var(--space-lg); gap: var(--space-xl); }
  .radial-playback { gap: var(--space-md); }
  .radial-playback .button { min-width: 138px; }
  .radial-demo-screen { width: min(100%,310px); }
}
@media (prefers-reduced-motion: reduce) {
  .radial-touch { transition: opacity 100ms; }
  .radial-touch svg { display: none; }
  .radial-demo-screen > img { transition-duration: 100ms; }
}

/* Hallmark · component: restored platform downloads · existing Apple-inspired tokens
 * Pre-emit critique: P5 H4 E5 S5 R5 V4 · original official store assets */
.download-grid { max-width: none; grid-template-columns: repeat(4,minmax(0,1fr)); }
.download-card .release-state { line-height: 1.6; }
.download-card .store-button { height: 52px; }
.download-card .store-button img { max-height: 48px; }
.download-card .store-button:active,.mobile-channel:active { opacity: .7; }
.download-card .store-button:disabled,.mobile-channel:disabled { opacity: .45; cursor: default; }
@media (max-width: 1100px) {
  .download-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 700px) {
  .download-grid { grid-template-columns: minmax(0,1fr); }
  .download-card .store-button { height: 44px; }
  .download-card .store-button img { max-height: 44px; }
}
@media (max-width: 360px) {
  .mobile-channel-grid { gap: var(--space-xs); }
  .mobile-channel { padding-inline: var(--space-2xs); }
  .mobile-channel-name { font-size: 11px; }
}