/* echOKs: original neon contours, quiet navy surfaces, readable content. */
:root {
  color-scheme: dark;
  --ink: #edf4ff; --muted: #a1aec3; --soft: #91a0b8;
  --cyan: #58e7ed; --magenta: #f28ddd; --violet: #aca4ff; --violet-deep: #7668db;
  --line: #283653; --panel: #121c2f; --page: #080d1b;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none; -webkit-font-smoothing: antialiased;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--page); color: var(--ink); line-height: 1.5; }
a { color: inherit; text-underline-offset: 4px; }
img, video, svg { display: block; max-width: 100%; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .6; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 5px; }
::selection { background: #454477; color: #fff; }
h1, h2, h3, p, blockquote, figure { margin-top: 0; }
.container { width: min(1240px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: absolute; z-index: 100; top: -100px; left: 16px; padding: 14px 18px; background: var(--ink); color: var(--page); border-radius: 0 0 12px 12px; }
.skip-link:focus { top: 0; }
.site-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid rgba(161,174,195,.18); background: rgba(8,13,27,.94); padding-top: env(safe-area-inset-top, 0px); backdrop-filter: blur(20px); }
.header-inner { min-height: 82px; display: flex; align-items: center; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 25px; letter-spacing: -.035em; font-weight: 760; white-space: nowrap; min-height: 48px; }
.brand img { border-radius: 12px; width: 46px; height: 46px; object-fit: contain; }
.brand-emphasis, .footer-brand span { color: var(--cyan); }
.main-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; margin-left: auto; }
.main-nav a, .language-link { display: inline-flex; align-items: center; min-height: 44px; color: #b8c5d8; text-decoration: none; font-size: 13px; font-weight: 580; transition: color .2s; }
.main-nav a:hover, .main-nav a[aria-current="page"], .language-link:hover { color: var(--cyan); }
.language-link { white-space: nowrap; padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px; flex-shrink: 0; }
.home-page { overflow-x: clip; }
.hero-glow { position: absolute; inset: 50px 0 auto; height: 850px; pointer-events: none; background: radial-gradient(ellipse at 77% 40%, rgba(42,113,130,.17), transparent 46%), radial-gradient(ellipse at 59% 67%, rgba(133,46,146,.14), transparent 43%); }
.hero { position: relative; display: grid; grid-template-columns: minmax(0,1.04fr) minmax(0,1fr); align-items: center; gap: 28px; min-height: 720px; padding-block: 86px 88px; }
.hero-copy { position: relative; z-index: 2; max-width: 670px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--cyan); font-size: 11px; font-weight: 760; line-height: 1.6; letter-spacing: .16em; text-transform: uppercase; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(88,231,237,.1), 0 0 18px rgba(88,231,237,.55); }
.hero h1 { margin: 24px 0 28px; font-size: clamp(48px,5.45vw,81px); line-height: 1.03; letter-spacing: -.065em; font-weight: 750; text-wrap: balance; }
.hero h1 span { color: var(--cyan); }
.hero-lead { max-width: 540px; margin-bottom: 0; color: #b8c5d8; font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px 24px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 52px; padding: 14px 21px; border-radius: 14px; font-size: 14px; font-weight: 720; line-height: 1.4; text-align: center; text-decoration: none; border: 1px solid transparent; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #080d1b; background: var(--cyan); box-shadow: 0 10px 32px rgba(88,231,237,.13); }
.button-primary:hover { background: #9af2f5; }
.button-outline { color: var(--ink); border-color: #405270; background: rgba(18,28,47,.65); }
.button-outline:hover { border-color: var(--cyan); background: #1a2840; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 48px; color: #d2dcf0; font-size: 14px; font-weight: 650; text-decoration: none; }
.text-link:hover { color: var(--cyan); }
.hero-fine { max-width: 490px; margin-top: 22px; color: var(--soft); font-size: 12px; line-height: 1.75; }
.hero-visual { position: relative; isolation: isolate; overflow: clip; width: min(100%,580px); aspect-ratio: 1; margin-inline: auto; display: grid; place-items: center; }
.hero-visual::before { content: ""; position: absolute; inset: 5%; z-index: -1; border-radius: 50%; background: radial-gradient(circle, rgba(88,231,237,.08), rgba(242,141,221,.06) 48%, transparent 73%); box-shadow: 0 0 110px rgba(88,231,237,.04); }
.hero-visual > img, .hero-logo { width: min(88%,510px); height: auto; border-radius: 80px; box-shadow: 0 34px 100px rgba(0,0,0,.3); }
.hero-visual .visual-caption { position: absolute; bottom: 2%; text-align: center; font-size: 11px; letter-spacing: .12em; color: var(--soft); }
.hero-caption { text-align: center; color: var(--soft); font-size: 12px; line-height: 1.7; }
.hero-orbit, .orbit { position: absolute; inset: 1%; pointer-events: none; border: 1px solid rgba(88,231,237,.2); border-radius: 50%; transform: rotate(-21deg) scaleY(.86); }
.orbit-one { inset: 1%; }.orbit-two { inset: 7%; border-color: rgba(242,141,221,.2); }.orbit-three { inset: 13%; border-color: rgba(172,164,255,.17); }
.visual-label, .hero-tag { position: absolute; z-index: 2; display: inline-flex; align-items: center; gap: 10px; padding: 12px 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink); font-size: 12px; background: rgba(18,28,47,.95); box-shadow: 0 12px 32px rgba(0,0,0,.25); }
.visual-label:first-of-type, .hero-tag-one { left: 0; top: 17%; }.visual-label:last-of-type, .hero-tag-two { right: 0; bottom: 14%; }
.section-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; border-block: 1px solid var(--line); padding-block: 16px; }
.section-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 17px; border-radius: 999px; color: #b8c5d8; font-size: 13px; text-decoration: none; }
.section-nav a:hover { color: var(--cyan); background: var(--panel); }
.section, .how { padding-block: 100px; scroll-margin-top: 100px; }
.section-heading, .section-intro { max-width: 760px; margin-bottom: 40px; }
.section-heading h2, .section-intro h2, .bottom-cta h2 { margin: 14px 0 19px; font-size: clamp(34px,4.4vw,58px); line-height: 1.1; letter-spacing: -.055em; font-weight: 700; text-wrap: balance; }
.section-heading p:not(.eyebrow), .section-intro > p:last-child { color: var(--muted); font-size: 16px; line-height: 1.8; max-width: 690px; }
.feature-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.feature-card { position: relative; min-width: 0; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(145deg,#152138,#0e1729); box-shadow: inset 0 1px 0 rgba(237,244,255,.04); overflow: hidden; }
.feature-card::after { content: ""; pointer-events: none; position: absolute; width: 110px; height: 110px; right: -50px; top: -60px; background: rgba(88,231,237,.07); border-radius: 50%; filter: blur(12px); }
.feature-card:nth-child(2n)::after { background: rgba(242,141,221,.09); }
.feature-icon { display: inline-grid; place-items: center; width: 46px; height: 46px; margin-bottom: 30px; border: 1px solid #355368; border-radius: 14px; color: var(--cyan); background: #172c40; font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.feature-card:nth-child(2n) .feature-icon { color: var(--magenta); border-color: #61445f; background: #2b223e; }
.feature-card h3 { margin-bottom: 12px; color: var(--ink); font-size: 21px; line-height: 1.3; letter-spacing: -.03em; }
.feature-card p { margin-bottom: 0; color: #aebbd0; font-size: 14px; line-height: 1.8; }
.feature-card a { color: var(--cyan); }
.feature-card .feature-note { margin-top: 17px; color: var(--soft); font-size: 12px; }
.experience-demo { overflow: hidden; border: 1px solid #354761; border-radius: 28px; background: #101b2e; box-shadow: 0 35px 90px rgba(0,0,0,.26), 0 0 100px rgba(88,231,237,.04); }
.demo-topbar, .demo-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 22px; border-bottom: 1px solid var(--line); }
.demo-topbar h3, .demo-toolbar h3 { margin: 0; font-size: 16px; line-height: 1.4; }
.demo-kicker, .demo-concept { color: var(--soft); font-size: 12px; margin: 0; }
.demo-layer-control, .demo-layer-controls, .demo-layers { display: inline-flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 13px; background: #080f20; }
[data-layer-button] { min-height: 44px; padding: 9px 16px; border: 1px solid transparent; border-radius: 9px; color: var(--muted); font-size: 13px; font-weight: 600; background: transparent; }
[data-layer-button][aria-pressed="true"] { background: #25364e; color: var(--ink); border-color: #3b5871; }
.demo-layout, .demo-stage, .demo-body { display: grid; grid-template-columns: minmax(0,1.65fr) minmax(270px,1fr); }
.demo-map { position: relative; overflow: hidden; min-height: 455px; background: #142339 url('/assets/echo-map.svg') center / cover no-repeat; transition: background-color .3s; isolation: isolate; }
.demo-map[data-map-layer="satellite"] { background-image: url('/assets/echo-satellite.svg'); }
.demo-map::after { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; box-shadow: inset 0 0 100px rgba(3,9,18,.45); }
.demo-marker { position: absolute; z-index: 3; width: 54px; height: 54px; border: 1px solid rgba(88,231,237,.5); border-radius: 50%; background: rgba(8,13,27,.94); color: var(--cyan); display: grid; place-items: center; font-weight: 800; font-size: 21px; box-shadow: 0 0 0 7px rgba(88,231,237,.12), 0 0 34px rgba(88,231,237,.14); transition: transform .25s, box-shadow .25s; }
.demo-marker:hover, .demo-marker[aria-pressed="true"] { transform: translateY(-3px); box-shadow: 0 0 0 9px rgba(88,231,237,.2), 0 0 40px rgba(88,231,237,.25); }
.demo-marker[aria-pressed="true"] { border-width: 3px; }
.demo-marker[data-marker-owner="other"] { color: var(--magenta); border-color: rgba(242,141,221,.6); box-shadow: 0 0 0 7px rgba(242,141,221,.12), 0 0 34px rgba(242,141,221,.14); }
.demo-marker[data-marker-owner="other"]:hover, .demo-marker[data-marker-owner="other"][aria-pressed="true"] { box-shadow: 0 0 0 9px rgba(242,141,221,.2), 0 0 40px rgba(242,141,221,.25); }
.marker-own { left: 34%; top: 47%; }.marker-memory { left: 69%; top: 23%; }.marker-sound { left: 70%; top: 69%; }
.demo-user-location, .demo-position, .location-dot, .demo-user { position: absolute; z-index: 2; left: 22%; top: 68%; width: 14px; height: 14px; border: 3px solid #edf4ff; border-radius: 50%; background: #82b6ff; box-shadow: 0 0 0 7px rgba(130,182,255,.17); transition: left .6s, top .6s; }
.demo-user-location::after, .demo-position::after, .location-dot::after, .demo-user::after { content: ""; position: absolute; inset: -40px; border: 1px solid rgba(130,182,255,.46); border-radius: 50%; animation: location-wave 5s ease-out infinite; }
.is-nearby .demo-user-location, .is-nearby .demo-position, .is-nearby .location-dot, .is-nearby .demo-user { left: 35%; top: 61%; }
.demo-distance-ring, .location-ring { position: absolute; pointer-events: none; z-index: 1; left: calc(34% - 48px); top: calc(47% - 48px); width: 150px; height: 150px; border: 1px solid rgba(88,231,237,.35); border-radius: 50%; background: rgba(88,231,237,.06); opacity: .35; transition: opacity .4s, transform .4s; }
.is-nearby .demo-distance-ring, .is-nearby .location-ring { opacity: 1; transform: scale(1.08); }
.demo-place-label { position: absolute; left: 16px; bottom: 16px; color: #d5e0ef; font-size: 11px; padding: 7px 10px; background: rgba(8,13,27,.85); border: 1px solid #35506a; border-radius: 8px; }
.demo-detail, .demo-panel { padding: 28px; display: flex; flex-direction: column; gap: 14px; border-left: 1px solid var(--line); background: linear-gradient(160deg,#13243a,#101827); }
.demo-detail h3, .demo-detail-title { margin: 0; color: var(--ink); font-size: 27px; line-height: 1.2; letter-spacing: -.045em; }
.demo-detail-description { color: #b8c5d8; font-size: 14px; line-height: 1.8; margin: 0; }
.demo-detail .eyebrow { margin-bottom: 0; }
.demo-owner-label { color: var(--cyan); font-size: 12px; font-weight: 650; }
[data-selected-owner="other"] .demo-owner-label { color: var(--magenta); }
.demo-detail ul { padding-left: 20px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.demo-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: auto; }
[data-demo-arrive], [data-demo-motion] { min-height: 44px; padding: 11px 14px; border-radius: 12px; border: 1px solid #3b506d; background: #1b2c42; color: var(--ink); font-size: 13px; line-height: 1.4; }
[data-demo-arrive] { background: var(--cyan); border-color: var(--cyan); color: var(--page); font-weight: 650; }
[data-demo-arrive][aria-pressed="true"] { background: #9af2f5; }
.demo-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 13px 24px; padding: 18px 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.demo-legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend-dot, .legend-own, .legend-other { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--cyan); }
.legend-other, .legend-dot.other { background: var(--magenta); }
.demo-status { min-height: 46px; margin: 0; padding: 0 22px 18px; color: #c4d5e9; font-size: 12px; line-height: 1.7; }
.demo-note, .concept-note { color: var(--soft); font-size: 12px; line-height: 1.8; margin-top: 16px; max-width: 850px; }
.video-section { position: relative; border-block: 1px solid var(--line); background: radial-gradient(ellipse at 10% 20%,rgba(242,141,221,.065),transparent 65%); }
.video-layout { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(280px,1fr); align-items: center; gap: 50px; }
.video-frame, .video-figure { margin: 0; overflow: hidden; border: 1px solid #3b4664; border-radius: 22px; background: #030811; box-shadow: 0 24px 60px rgba(0,0,0,.28); }
.video-section video { width: 100%; aspect-ratio: 16 / 9; height: auto; object-fit: contain; background: #030811; }
.video-section figcaption { padding: 16px 20px; font-size: 12px; line-height: 1.7; color: var(--soft); border-top: 1px solid var(--line); }
.video-copy h2 { font-size: clamp(31px,3.8vw,49px); line-height: 1.1; letter-spacing: -.05em; }
.video-copy p { color: var(--muted); font-size: 15px; line-height: 1.8; }
.video-copy ol { padding-left: 22px; margin: 0; color: #b8c5d8; line-height: 1.85; font-size: 14px; }
.video-copy li { padding-left: 8px; margin-bottom: 10px; }
.video-copy li::marker { color: var(--cyan); }
.video-copy details { margin-top: 20px; }
.video-copy summary { cursor: pointer; min-height: 44px; padding-block: 10px; color: var(--ink); font-size: 14px; }
.feature-grid.extended { grid-template-columns: repeat(3,minmax(0,1fr)); }
.audience-grid, .choice-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; }
.audience-card, .choice-card { border: 1px solid var(--line); border-radius: 20px; background: #111c2f; padding: 24px; }
.audience-card h3, .choice-card h3 { font-size: 18px; margin-bottom: 10px; }
.audience-card p, .choice-card p { font-size: 13px; color: var(--muted); line-height: 1.8; margin-bottom: 0; }
.trust-grid, .privacy-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.trust-card, .privacy-card { border: 1px solid var(--line); border-radius: 24px; padding: 32px; background: linear-gradient(145deg,#132334,#16192e); }
.trust-card h3, .privacy-card h3 { margin-bottom: 14px; font-size: 24px; letter-spacing: -.035em; }
.trust-card p, .privacy-card p { color: #b8c5d8; font-size: 14px; line-height: 1.8; }
.trust-card a, .privacy-card a { color: var(--cyan); }
.faq-list, .questions-list { max-width: 900px; }
.faq-list details, .questions-list details, .faq-item { border-bottom: 1px solid var(--line); padding-block: 8px; }
.faq-list summary, .questions-list summary, .faq-item summary { min-height: 64px; padding-block: 20px; color: var(--ink); font-size: 18px; line-height: 1.5; font-weight: 600; cursor: pointer; list-style-position: outside; margin-left: 22px; padding-left: 8px; }
.faq-list summary::marker, .questions-list summary::marker, .faq-item summary::marker { color: var(--cyan); }
.faq-list details > p, .questions-list details > p, .faq-item > p { max-width: 780px; padding: 0 30px 14px; color: var(--muted); font-size: 15px; line-height: 1.85; }
.faq-list details[open], .questions-list details[open] { background: rgba(18,28,47,.45); border-radius: 16px; }
.statement { border-block: 1px solid var(--line); background: radial-gradient(ellipse at 70% 60%,rgba(88,231,237,.07),transparent 65%),#0e1728; }
.statement-inner { padding-block: 90px; }
.statement blockquote { max-width: 850px; margin: 20px 0 30px; font-size: clamp(32px,4vw,53px); line-height: 1.25; letter-spacing: -.04em; font-weight: 600; }
.statement a { display: inline-flex; min-height: 44px; align-items: center; color: var(--cyan); font-size: 14px; text-decoration: none; }
.bottom-cta, .download-panel { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 30px; padding-block: 90px 100px; }
.bottom-cta p:not(.eyebrow), .download-panel p:not(.eyebrow) { max-width: 700px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.download-section { background: radial-gradient(ellipse at 50% 20%,rgba(88,231,237,.065),transparent 72%); border-top: 1px solid var(--line); }
.download-section h2 { font-size: clamp(34px,4vw,54px); line-height: 1.15; letter-spacing: -.045em; }
.release-note { color: var(--soft); font-size: 12px; line-height: 1.7; }
.reveal[data-reveal-ready] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.motion-paused *, .motion-paused *::before, .motion-paused *::after { animation-play-state: paused !important; }
@keyframes location-wave { 0% { transform: scale(.5); opacity: 0; } 20% { opacity: .7; } 100% { transform: scale(1.8); opacity: 0; } }
.document-page { background: radial-gradient(ellipse at 70% 10%, rgba(102, 68, 171, .1), transparent 37%), var(--page); }
.document-hero { padding-block: 79px 65px; border-bottom: 1px solid var(--line); }
.document-hero h1 { max-width: 790px; margin: 14px 0 19px; font-size: clamp(43px, 6vw, 75px); line-height: 1.05; letter-spacing: -.077em; }
.document-lead { max-width: 690px; color: #c4bdd2; font-size: 17px; line-height: 1.75; }
.document-lead a { color: #d1c2ff; }
.updated { margin-top: 28px; margin-bottom: 0; color: #8f87a3; font-size: 11px; }
.document-layout { display: grid; grid-template-columns: 230px minmax(0, 760px); gap: min(9vw, 115px); align-items: start; padding-block: 66px 125px; }
.document-sidebar { position: sticky; top: 30px; }.document-sidebar p { color: #a99aeb; font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }.document-sidebar nav { display: flex; flex-direction: column; gap: 12px; border-left: 1px solid var(--line); padding-left: 16px; }.document-sidebar a { color: #a9a2ba; font-size: 12px; line-height: 1.5; text-decoration: none; }.document-sidebar a:hover { color: white; }
.document-content section { scroll-margin-top: 24px; padding-block: 31px 34px; border-bottom: 1px solid var(--line); }.document-content section:first-child { padding-top: 0; }.document-content section:last-child { border-bottom: 0; }.section-number { color: #9b84eb; font-size: 10px; font-weight: 850; letter-spacing: .12em; }.document-content h2 { margin: 8px 0 16px; font-size: clamp(23px, 2.3vw, 29px); line-height: 1.28; letter-spacing: -.046em; }.document-content p, .document-content li { color: #bbb4c9; font-size: 14px; line-height: 1.82; }.document-content p { margin-bottom: 16px; }.document-content p:last-child { margin-bottom: 0; }.document-content strong { color: #f4efff; font-weight: 680; }.document-content a { color: #d1c2ff; text-decoration-thickness: 1px; text-underline-offset: 3px; }.document-content a:hover { color: #fff; }.document-content ul, .document-content ol { padding-left: 22px; margin: 0 0 18px; }.document-content li { padding-left: 5px; margin-bottom: 12px; }.document-content li::marker { color: #a991f4; }.contact-card { display: flex; flex-direction: column; gap: 7px; padding: 25px; margin-bottom: 24px; border: 1px solid #594b77; border-radius: 15px; background: #241e39; }.contact-card span { color: #b49de9; font-size: 10px; font-weight: 800; letter-spacing: .14em; }.contact-card > a { font-size: clamp(18px, 3vw, 26px); font-weight: 660; letter-spacing: -.04em; text-decoration: none; overflow-wrap: anywhere; }.contact-card > a span { color: #cdbbff; font-size: 20px; letter-spacing: normal; }.inline-button { font-size: 12px; color: #140d2a !important; text-decoration: none !important; }


/* Preserve the document layout; use the same readable palette as the product. */
.document-hero h1 { letter-spacing: -.055em; }
.document-lead, .document-content p, .document-content li { color: #b8c5d8; }
.document-content p, .document-content li { font-size: 15px; }
.document-content h2 { scroll-margin-top: 110px; }
.document-sidebar { top: 112px; }
.document-sidebar a { display: inline-flex; align-items: center; min-height: 40px; font-size: 13px; }
.document-sidebar p, .section-number, .document-content li::marker { color: var(--cyan); }
.document-content a, .document-lead a { color: var(--cyan); }
.updated { color: var(--soft); font-size: 12px; }
.contact-card { border-color: #38546a; background: var(--panel); }
.contact-card span, .contact-card > a span { color: var(--cyan); }
.site-footer { border-top: 1px solid var(--line); background: #070c18; padding-bottom: env(safe-area-inset-bottom,0px); }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1.2fr; gap: 48px; padding-block: 60px 46px; }
.footer-brand { display: inline-flex; align-items: center; min-height: 44px; font-size: 26px; font-weight: 750; letter-spacing: -.035em; text-decoration: none; }
.footer-grid p { max-width: 350px; margin: 12px 0 0; color: var(--soft); font-size: 13px; line-height: 1.8; }
.footer-grid .footer-heading { margin: 10px 0 16px; color: #c5d3e6; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .13em; }
.footer-grid > div:not(:first-child) a { display: flex; align-items: center; width: fit-content; min-height: 44px; color: var(--muted); font-size: 13px; text-decoration: none; overflow-wrap: anywhere; }
.footer-grid a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding-block: 22px; border-top: 1px solid var(--line); color: var(--soft); font-size: 11px; }
@media (min-width:1600px) { .hero { min-height: 790px; }.hero h1 { font-size: 86px; } }
@media (max-width:1050px) {
  .header-inner { gap: 16px; }.main-nav { gap: 4px 14px; }.main-nav a { font-size: 12px; }
  .hero { gap: 10px; min-height: 630px; padding-block: 60px 70px; }.hero h1 { font-size: clamp(48px,5.8vw,68px); }.hero-lead { font-size: 16px; }
  .feature-card { padding: 24px; }.demo-detail { padding: 24px; }.video-layout { gap: 30px; }.document-layout { gap: 50px; }
}
@media (max-width:800px) {
  .container { width: min(100% - 40px,680px); }.header-inner { flex-wrap: wrap; min-height: 74px; gap: 4px 15px; padding-block: 9px; }.brand { font-size: 23px; }.brand img { width: 38px; height: 38px; }.language-link { margin-left: auto; }
  .main-nav { order: 3; width: 100%; margin-left: 0; justify-content: space-between; gap: 0 14px; }.main-nav a { font-size: 12px; }.main-nav a:last-child { margin-left: 0; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding-block: 55px 60px; gap: 20px; }.hero-copy { max-width: 600px; }.hero h1 { max-width: 610px; font-size: clamp(48px,8.5vw,70px); }.hero-visual { width: min(100%,490px); margin-top: 5px; }.hero-visual > img { width: 84%; border-radius: 60px; }
  .section, .how { padding-block: 72px; }.section-heading, .section-intro { margin-bottom: 30px; }.feature-grid, .feature-grid.extended { grid-template-columns: repeat(2,minmax(0,1fr)); }.feature-grid.steps { grid-template-columns: 1fr; }
  .demo-layout, .demo-stage, .demo-body { grid-template-columns: 1fr; }.demo-map { min-height: 410px; }.demo-detail, .demo-panel { border-left: 0; border-top: 1px solid var(--line); }.demo-detail-title { font-size: 25px; }.demo-actions { margin-top: 7px; }
  .video-layout { grid-template-columns: 1fr; gap: 30px; }.audience-grid, .choice-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }.trust-grid, .privacy-grid { grid-template-columns: 1fr; }
  .statement-inner { padding-block: 65px; }.bottom-cta, .download-panel { padding-block: 70px; }
  .document-hero { padding-block: 55px 45px; }.document-lead { font-size: 16px; }.document-layout { display: block; padding-block: 12px 75px; }.document-sidebar { position: static; padding-block: 24px; }.document-sidebar nav { flex-direction: row; flex-wrap: wrap; gap: 8px; border: 0; padding: 0; }.document-sidebar a { min-height: 44px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 9px; font-size: 12px; }.document-content section { scroll-margin-top: 150px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }.footer-grid > div:first-child { grid-column: 1/-1; }
}
@media (max-width:520px) {
  html { scroll-padding-top: 142px; }.container { width: calc(100% - 36px); }.header-inner { padding-block: 6px; }.main-nav { justify-content: flex-start; gap: 0 18px; }.main-nav a { min-height: 44px; font-size: 12px; }.language-link { padding: 8px 11px; font-size: 12px; }
  .hero { padding-top: 42px; }.hero h1 { font-size: clamp(43px,11vw,57px); letter-spacing: -.055em; }.hero-lead { font-size: 15px; line-height: 1.85; }.hero-actions { gap: 12px 18px; }.hero-fine { font-size: 12px; }.hero-visual { width: 100%; }.hero-visual > img { width: 84%; border-radius: 48px; }.visual-label, .hero-tag { font-size: 10px; padding: 9px 12px; }
  .section-nav { gap: 2px; padding-block: 12px; }.section-nav a { min-height: 44px; padding-inline: 11px; font-size: 12px; }.section, .how { padding-block: 60px; }.section-heading h2, .section-intro h2 { font-size: 36px; }.section-heading p:not(.eyebrow), .section-intro > p:last-child { font-size: 15px; }
  .feature-grid, .feature-grid.extended, .audience-grid, .choice-grid { grid-template-columns: 1fr; }.feature-card { padding: 25px; border-radius: 22px; }.feature-icon { margin-bottom: 20px; }
  .experience-demo { border-radius: 22px; }.demo-topbar, .demo-toolbar { padding: 16px; }.demo-layer-control, .demo-layer-controls, .demo-layers { max-width: 100%; }[data-layer-button] { padding-inline: 15px; }.demo-map { min-height: 340px; }.demo-marker { width: 48px; height: 48px; font-size: 19px; }.marker-own { left: 26%; top: 46%; }.marker-memory { left: 67%; top: 22%; }.marker-sound { left: 67%; top: 71%; }
  .demo-user-location, .demo-position, .location-dot, .demo-user { left: 13%; top: 72%; }.is-nearby .demo-user-location, .is-nearby .demo-position, .is-nearby .location-dot, .is-nearby .demo-user { left: 30%; top: 64%; }.demo-distance-ring, .location-ring { left: calc(26% - 41px); top: calc(46% - 41px); width: 130px; height: 130px; }.demo-detail, .demo-panel { padding: 24px 20px; }.demo-legend { gap: 12px 18px; padding: 16px; }.demo-status { padding-inline: 16px; }
  .video-frame, .video-figure { border-radius: 16px; }.video-copy h2 { font-size: 34px; }.trust-card, .privacy-card { padding: 25px; }.faq-list summary, .questions-list summary { font-size: 16px; }.faq-list details > p, .questions-list details > p { padding-inline: 12px; font-size: 14px; }
  .footer-grid { grid-template-columns: 1fr; padding-block: 44px 30px; gap: 22px; }.footer-grid > div:first-child { grid-column: auto; }.footer-bottom { flex-direction: column; }
}
@media (max-width:360px) { .container { width: calc(100% - 28px); }.brand { font-size: 21px; }.hero h1 { font-size: 41px; }.eyebrow { font-size: 10px; letter-spacing: .12em; }.hero-actions > .button { width: 100%; }.demo-detail-title { font-size: 23px; } }

/* Exact landing composition classes used by the bilingual content source. */
.hero-brand-mark { object-fit: contain; }
.steps-grid .step-card { min-height: 295px; }
.complete-grid .feature-card { min-height: 280px; }
.demo-user-location { display: block; }
.demo-detail .demo-legend { list-style: none; padding: 18px 0 0; margin: 6px 0 0; gap: 12px; }
.demo-detail .demo-legend li { display: flex; align-items: center; gap: 9px; font-size: 12px; color: var(--muted); }
.demo-detail .demo-legend .legend-own, .demo-detail .demo-legend .legend-other { width: 9px; height: 9px; flex-shrink: 0; }
.demo-detail .demo-status { padding: 0; margin: 0; min-height: 48px; }
.demo-detail > [data-demo-arrive] { margin-top: 12px; }
.demo-map .marker-own::after { content: ""; position: absolute; inset: -15px; border: 1px solid rgba(88,231,237,.22); border-radius: 50%; pointer-events: none; }
.is-nearby .demo-map .marker-own::after { animation: location-wave 5s ease-out infinite; border-color: rgba(88,231,237,.6); }
.privacy-section { display: grid; grid-template-columns: minmax(0,1.6fr) minmax(180px,1fr); align-items: center; gap: 65px; border-top: 1px solid var(--line); }
.privacy-copy h2 { margin: 14px 0 22px; font-size: clamp(34px,4vw,53px); line-height: 1.14; letter-spacing: -.05em; }
.privacy-copy p:not(.eyebrow) { color: var(--muted); font-size: 16px; line-height: 1.85; }
.privacy-mark { position: relative; display: grid; place-items: center; aspect-ratio: 1; border-radius: 50%; }
.privacy-mark::before, .privacy-mark::after { content: ""; position: absolute; inset: 4%; border: 1px solid rgba(88,231,237,.2); border-radius: 50%; }
.privacy-mark::after { inset: 15%; border-color: rgba(242,141,221,.24); }
.privacy-mark img { width: 68%; height: auto; border-radius: 40px; position: relative; z-index: 1; }
.download-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; max-width: 750px; }
.store-card { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-height: 154px; padding: 28px; color: var(--ink); background: linear-gradient(145deg,#1a2840,#111c2f); border: 1px solid #3b506d; border-radius: 22px; text-align: left; }
.store-card:disabled { opacity: 1; }
.store-platform { font-size: 26px; line-height: 1.3; letter-spacing: -.045em; font-weight: 680; }
.store-detail { color: #b8c5d8; font-size: 14px; }
.store-status { margin-top: 12px; padding: 5px 12px; border: 1px solid rgba(242,141,221,.3); border-radius: 999px; color: var(--magenta); font-size: 11px; font-weight: 700; background: rgba(242,141,221,.06); }
.download-note { margin: 22px 0 0; color: var(--soft); font-size: 13px; line-height: 1.7; }
@media (max-width:800px) { .steps-grid { grid-template-columns: 1fr; }.steps-grid .step-card { min-height: 0; }.privacy-section { gap: 30px; grid-template-columns: minmax(0,1.7fr) minmax(150px,1fr); }.privacy-mark img { border-radius: 28px; } }
@media (max-width:520px) { .privacy-section { grid-template-columns: 1fr; gap: 36px; }.privacy-mark { width: 210px; justify-self: center; }.download-grid { grid-template-columns: 1fr; }.store-card { min-height: 145px; }.complete-grid .feature-card { min-height: 0; }.privacy-copy p:not(.eyebrow) { font-size: 15px; } }
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal[data-reveal-ready] { opacity: 1; transform: none; }.button:hover { transform: none; }
}
@media print {
  :root { color-scheme: light; } body { background: #fff; color: #000; }.site-header, .site-footer, .document-sidebar, .hero-visual, .experience-demo, .video-section { display: none; }.container { width: 100%; }.document-layout { display: block; padding: 0; }.document-content p, .document-content li, .document-lead { color: #222; }.document-content strong, .document-content h2, h1 { color: #000; }.reveal[data-reveal-ready] { opacity: 1; transform: none; }
}