*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: 110px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 var(--font-system); }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
.section-wrap { width: min(1180px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; top: 16px; left: 20px; padding: 12px 20px; background: var(--panel); z-index: 100; border-radius: 20px; width: 1px; height: 1px; clip-path: inset(50%); overflow: hidden; }
.skip-link:focus { width: auto; height: auto; clip-path: none; }
.site-header { position: sticky; top: 16px; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 20px; width: min(1180px, calc(100% - 64px)); min-height: 76px; margin: 16px auto 0; padding: 14px 24px; border: 1px solid var(--glass-edge); border-radius: 40px; background: var(--material); box-shadow: var(--material-shadow); backdrop-filter: blur(28px) saturate(180%); -webkit-backdrop-filter: blur(28px) saturate(180%); }
.site-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 750; letter-spacing: -.6px; line-height: 1.2; }
.brand-caption { display: block; margin-top: 4px; font-size: 8px; font-weight: 650; letter-spacing: 2px; color: var(--muted); }
.site-header nav { display: flex; gap: 30px; }
.site-header nav a { display: flex; align-items: center; min-height: 44px; font-size: 13px; font-weight: 550; color: var(--muted); }
.site-header nav a:hover, .text-link:hover { color: var(--accent); }
.header-action { display: flex; align-items: center; justify-content: center; gap: 16px; min-height: 44px; padding: 9px 19px; border-radius: 24px; background: var(--text); color: var(--bg); font-size: 12px; font-weight: 650; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: center; min-height: 740px; padding: 70px 0 74px; }
.hero-copy { min-width: 0; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 24px; font-size: 10px; font-weight: 750; line-height: 1.6; letter-spacing: 1.7px; color: var(--muted); }
.status-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex: none; }
h1, h2, h3, p { overflow-wrap: break-word; }
.hero h1 { font-size: clamp(76px, 7.8vw, 108px); line-height: .98; letter-spacing: -6px; margin: 0; font-weight: 750; }
.hero h1 span { color: var(--accent); }
.hero-description { color: var(--muted); max-width: 370px; font-size: 16px; line-height: 1.8; margin: 30px 0; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 22px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 22px; border-radius: 28px; min-height: 48px; padding: 13px 22px; font-size: 13px; font-weight: 650; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 7px 18px var(--glass-shadow); }
.primary { background: var(--accent); color: #fff; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 13px; font-weight: 600; }
.hero-availability { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; font-size: 10px; color: var(--muted); }
.hero-availability span + span { border-left: 1px solid var(--line); padding-left: 12px; }
.hero-art { position: relative; height: 540px; min-width: 0; background: radial-gradient(ellipse at center, #007aff16, transparent 66%); }
.orbit { position: absolute; border: 1px solid var(--line); border-radius: 50%; width: 460px; height: 460px; left: 50%; top: 50%; transform: translate(-50%, -50%) rotate(-28deg); }
.orbit-one { width: 460px; height: 280px; }
.orbit-two { width: 300px; height: 480px; transform: translate(-50%, -50%) rotate(36deg); }
.app-tile { position: absolute; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; width: 200px; height: 220px; border-radius: 42px; border: 1px solid var(--glass-edge); background: var(--material); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: inset 0 1px 0 var(--glass-shine), 0 24px 54px #00000012; }
.app-tile img { width: 120px; height: 120px; filter: drop-shadow(0 12px 16px #007aff25); border-radius: 32px; }
.app-tile span { font-size: 13px; font-weight: 650; letter-spacing: -.2px; }
.tile-kissme { left: 5%; top: 94px; transform: rotate(-12deg); }
.tile-bstream { right: 0; top: 56px; transform: rotate(12deg); }
.tile-sfsound { left: 35%; top: 266px; transform: rotate(-4deg); z-index: 2; }
.floating-label { position: absolute; display: flex; align-items: center; gap: 8px; padding: 11px 17px; border-radius: 24px; border: 1px solid var(--glass-edge); background: var(--material); box-shadow: var(--material-shadow); font-size: 10px; font-weight: 550; white-space: nowrap; }
.label-top { top: 15px; left: 7%; transform: rotate(-5deg); }
.label-bottom { bottom: 4px; right: 0; transform: rotate(4deg); }
.label-bottom > span { color: var(--accent); font-size: 16px; }
.art-dots { display: flex; gap: 6px; position: absolute; bottom: 40px; left: 9%; }
.art-dots i { width: 5px; height: 5px; background: var(--muted); opacity: .3; border-radius: 50%; }
.art-dots i:nth-child(2) { background: var(--accent); opacity: 1; }
.family-line { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding-block: 22px; }
.family-line > span { font-size: 8px; font-weight: 600; letter-spacing: 1.3px; color: var(--muted); }
.family-line p { margin: 0; font-size: 13px; font-weight: 550; }
.apps-section, .experience-section, .familiar-section, .install-section, .faq-section { padding-top: 112px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 40px; }
h2 { font-size: clamp(36px, 4.2vw, 54px); line-height: 1.12; letter-spacing: -2.4px; font-weight: 700; margin: 0; }
.section-heading .eyebrow { margin-bottom: 18px; }
.section-heading > p { margin: 0 0 5px; font-size: 14px; color: var(--muted); line-height: 1.8; }
.app-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.app-card { display: flex; flex-direction: column; min-width: 0; background: var(--card-material); border: 1px solid var(--glass-edge); border-radius: 26px; padding: 28px; box-shadow: var(--card-shadow); }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.card-top img { width: 58px; height: 58px; border-radius: 17px; }
.platform-pill { background: var(--well); padding: 6px 11px; font-size: 10px; color: var(--muted); border-radius: 16px; }
.card-category { font-size: 9px; font-weight: 650; color: var(--muted); letter-spacing: 1px; margin: 28px 0 5px; }
.app-card h3 { font-size: 30px; line-height: 1.2; letter-spacing: -1px; margin: 0; }
.card-tagline { font-size: 14px; font-weight: 600; margin: 9px 0 0; }
.card-description { font-size: 13px; color: var(--muted); line-height: 1.8; margin: 20px 0; }
.app-card ul { list-style: none; padding: 0; margin: 0 0 26px; font-size: 11px; color: var(--muted); display: grid; gap: 9px; }
.app-card li::before { content: '✓'; color: var(--accent); padding-right: 9px; }
.app-open { color: var(--accent); background: var(--accent-dark); margin-top: auto; justify-content: space-between; }
.experience-tabs, .device-tabs { display: flex; gap: 5px; padding: 5px; background: var(--well); border: 1px solid var(--line); border-radius: 28px; width: fit-content; max-width: 100%; margin-bottom: 22px; }
[role="tab"] { min-height: 44px; padding: 10px 18px; border: 1px solid transparent; border-radius: 23px; background: transparent; color: var(--muted); font-size: 12px; font-weight: 600; }
[role="tab"][aria-selected="true"] { background: var(--material); border-color: var(--glass-edge); box-shadow: var(--material-shadow); color: var(--text); }
.experience-panel { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; border-radius: 32px; padding: 58px; background: var(--card-material); border: 1px solid var(--glass-edge); box-shadow: var(--card-shadow); min-height: 440px; }
.experience-copy h3 { font-size: clamp(30px, 3vw, 40px); line-height: 1.15; letter-spacing: -1.4px; margin: 0; }
.experience-copy > p:not(.eyebrow) { font-size: 14px; line-height: 1.85; color: var(--muted); margin: 24px 0; max-width: 340px; }
.experience-visual { min-width: 0; padding: 12px; }
.preview-window { width: 100%; border-radius: 22px; border: 1px solid var(--glass-edge); background: var(--panel); box-shadow: 0 26px 50px var(--glass-shadow); transform: rotate(3deg); overflow: hidden; }
.preview-toolbar { display: flex; align-items: center; gap: 5px; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.preview-toolbar > span { width: 5px; height: 5px; border-radius: 50%; background: var(--panel-soft); }
.preview-toolbar b { margin-left: auto; font-size: 10px; }
.preview-content { padding: 25px; }
.preview-greeting { font-size: 7px; color: var(--muted); letter-spacing: 1px; display: block; }
.preview-content > strong { display: block; font-size: 23px; letter-spacing: -.8px; margin: 8px 0 20px; }
.preview-art { position: relative; height: 138px; display: flex; gap: 10px; align-items: stretch; }
.scene { flex: 1; border-radius: 13px; background: linear-gradient(165deg, #778aad, #cad9e5 48%, #32404e); position: relative; overflow: hidden; }
.scene::after { content: ''; width: 90px; height: 115px; background: #26394c66; border-radius: 50% 50% 0 0; position: absolute; bottom: -40px; left: 50%; transform: translateX(-50%); }
.scene-two { background: linear-gradient(145deg, #cba7ac, #efdfce 52%, #714959); }
.scene-three { background: linear-gradient(155deg, #97afa4, #d1d8cf 56%, #384f4d); }
[data-selected="bstream"] .scene { background: linear-gradient(155deg, #4577cc, #192a55); }
[data-selected="bstream"] .scene-two { background: linear-gradient(145deg, #f19c7b, #662e5c); }
[data-selected="bstream"] .scene-three { background: linear-gradient(155deg, #9e85cc, #282447); }
.audio-wave { display: none; }
[data-selected="sfsound"] .scene { display: none; }
[data-selected="sfsound"] .preview-art { background: linear-gradient(150deg, #006aff, #67bfff); border-radius: 18px; align-items: center; justify-content: center; }
[data-selected="sfsound"] .audio-wave { display: flex; align-items: center; gap: 9px; }
.audio-wave i { width: 9px; height: 30px; border-radius: 6px; background: #fff; }
.audio-wave i:nth-child(2n) { height: 62px; }.audio-wave i:nth-child(3n) { height: 85px; }
.play-symbol { position: absolute; right: 12px; bottom: 12px; color: #fff; background: #ffffff33; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-size: 9px; backdrop-filter: blur(10px); }
.preview-meta { display: flex; justify-content: space-between; padding: 13px 0; color: var(--muted); font-size: 8px; }
.preview-navigation { display: flex; gap: 12px; justify-content: center; border-radius: 16px; padding: 11px; background: var(--well); font-size: 7px; color: var(--muted); }
.preview-navigation span:first-child { color: var(--accent); }
.preview-caption { text-align: center; font-size: 9px; color: var(--muted); margin: 28px 0 0; }
.familiar-section h2 { margin-bottom: 40px; }
.familiar-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 40px; }
.feature-icon { display: grid; place-items: center; width: 48px; height: 48px; background: var(--accent-dark); color: var(--accent); border-radius: 16px; font-size: 25px; }
.familiar-grid h3 { font-size: 17px; letter-spacing: -.4px; margin: 20px 0 10px; }
.familiar-grid p { font-size: 13px; color: var(--muted); line-height: 1.85; margin: 0; max-width: 300px; }
.install-section { display: grid; grid-template-columns: 1fr 1.1fr; gap: 90px; align-items: start; }
.install-intro > p:not(.eyebrow) { font-size: 14px; color: var(--muted); line-height: 1.85; margin: 24px 0 14px; max-width: 340px; }
.install-icons, .mini-family { display: flex; gap: 12px; align-items: center; margin-top: 28px; }
.install-icons img, .mini-family img { border-radius: 14px; box-shadow: 0 8px 18px var(--glass-shadow); }
.install-guide { padding: 30px; background: var(--card-material); border: 1px solid var(--glass-edge); border-radius: 28px; box-shadow: var(--card-shadow); }
.device-tabs { width: 100%; }.device-tabs [role="tab"] { flex: 1; padding-inline: 10px; font-size: 11px; }
.install-guide h3 { font-size: 21px; letter-spacing: -.6px; margin: 30px 0 24px; }
.install-guide ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 22px; }
.install-guide li { display: flex; gap: 17px; align-items: flex-start; }
.install-guide li > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 12px; background: var(--accent-dark); color: var(--accent); font-size: 10px; font-weight: 700; flex: none; }
.install-guide li strong { font-size: 13px; font-weight: 650; }
.install-guide li p { font-size: 12px; color: var(--muted); line-height: 1.75; margin: 5px 0 0; }
.install-note { font-size: 10px; color: var(--muted); line-height: 1.85; margin: 26px 0 0; border-top: 1px solid var(--line); padding-top: 20px; }
.faq-section { display: grid; grid-template-columns: 1fr 1.1fr; gap: 90px; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 65px; cursor: pointer; font-size: 14px; font-weight: 600; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary::after { content: '+'; color: var(--accent); font-size: 23px; font-weight: 400; }.faq-list details[open] summary::after { content: '−'; }
.faq-list details p { font-size: 13px; color: var(--muted); margin: 0 0 22px; line-height: 1.85; }
.final-invitation { text-align: center; padding: 110px 0 100px; }
.mini-family { justify-content: center; margin: 0 0 26px; }.mini-family img:first-child { transform: rotate(-10deg); }.mini-family img:last-child { transform: rotate(10deg); }
.final-invitation h2 { margin-bottom: 30px; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid var(--line); padding-block: 28px; margin-bottom: env(safe-area-inset-bottom); }
.site-footer .site-brand { font-size: 16px; }.site-footer p, .site-footer > span { margin: 0; font-size: 10px; color: var(--muted); }.site-footer p a { color: var(--text); }
@media (prefers-color-scheme: dark) { .hero-art { background: radial-gradient(ellipse at center, #0a84ff20, transparent 66%); } .app-tile { box-shadow: inset 0 1px 0 var(--glass-shine), 0 24px 54px #00000060; } }
@media (min-width: 1000px) and (prefers-reduced-motion: no-preference) { .app-tile { animation: float 7s ease-in-out infinite; }.tile-bstream { animation-delay: -2s; }.tile-sfsound { animation-delay: -4s; } @keyframes float { 0%,100% { translate: 0 0; } 50% { translate: 0 -12px; } } }
@media (max-width: 1100px) { .section-wrap { width: calc(100% - 64px); } .hero { min-height: 650px; }.hero h1 { font-size: 84px; } .hero-art { height: 480px; }.app-tile { width: 170px; height: 195px; }.app-tile img { width: 100px; height: 100px; }.tile-sfsound { top: 236px; }.orbit-one { width: 380px; }.orbit-two { width: 250px; height: 410px; }.app-card { padding: 24px; }.experience-panel { padding: 36px; gap: 30px; }.install-section, .faq-section { gap: 48px; } }
@media (max-width: 800px) { .site-header { width: calc(100% - 32px); padding: 12px 18px; }.site-header nav { gap: 18px; }.site-header nav a { font-size: 11px; }.header-action { display: none; }.section-wrap { width: calc(100% - 48px); }.hero { grid-template-columns: 1fr; padding: 65px 0 46px; gap: 30px; }.hero-copy { max-width: 550px; }.hero h1 { font-size: 94px; letter-spacing: -5px; }.hero-description { max-width: 440px; }.hero-art { width: min(500px,100%); margin: 0 auto; height: 450px; }.tile-kissme { left: 8%; top: 70px; }.tile-bstream { right: 7%; top: 35px; }.tile-sfsound { top: 220px; left: 37%; }.label-top { top: 0; }.label-bottom { bottom: 0; right: 0; }.family-line > span { font-size: 7px; }.family-line p { font-size: 11px; }.apps-section, .experience-section, .familiar-section, .install-section, .faq-section { padding-top: 78px; }.section-heading { align-items: flex-start; flex-direction: column; gap: 18px; }.section-heading > p br { display: none; }.app-cards { grid-template-columns: 1fr; }.app-card { padding: 28px; }.card-description { max-width: 500px; }.app-card ul { grid-template-columns: repeat(3,minmax(0,1fr)); }.app-open { width: fit-content; min-width: 170px; }.experience-panel { grid-template-columns: 1fr; padding: 32px; }.experience-copy > p:not(.eyebrow) { max-width: 500px; }.experience-visual { max-width: 390px; width: 100%; margin: 0 auto; }.experience-tabs { width: 100%; }.experience-tabs [role="tab"] { flex: 1; padding-inline: 12px; font-size: 11px; }.familiar-grid { grid-template-columns: 1fr; gap: 28px; }.familiar-grid p { max-width: 520px; }.install-section, .faq-section { grid-template-columns: 1fr; gap: 30px; }.install-intro > p:not(.eyebrow) { max-width: 520px; }.site-footer { flex-wrap: wrap; }.site-footer p { order: 3; width: 100%; }.final-invitation { padding-block: 80px; } }
@media (max-width: 430px) { html { scroll-padding-top: 100px; }.site-header { min-height: 66px; gap: 12px; padding-inline: 16px; }.site-brand { font-size: 17px; }.site-brand img { width: 28px; height: 28px; }.brand-caption { font-size: 6px; letter-spacing: 1.4px; }.site-header nav { gap: 12px; }.site-header nav a { font-size: 10px; }.section-wrap { width: calc(100% - 40px); }.hero { padding-top: 56px; }.hero h1 { font-size: 84px; }.eyebrow { font-size: 8px; letter-spacing: 1.3px; }.hero-description { font-size: 14px; }.hero-art { height: 380px; }.app-tile { width: 140px; height: 165px; border-radius: 30px; gap: 10px; }.app-tile img { width: 84px; height: 84px; border-radius: 24px; }.app-tile span { font-size: 11px; }.tile-kissme { left: 1%; top: 65px; }.tile-bstream { right: 0; top: 40px; }.tile-sfsound { top: 190px; left: 31%; }.orbit-one { width: 290px; height: 220px; }.orbit-two { height: 330px; width: 200px; }.floating-label { font-size: 8px; padding: 9px 12px; }.label-top { left: 0; }.family-line { justify-content: center; }.family-line > span { display: none; }h2 { font-size: 37px; letter-spacing: -1.6px; }.app-card ul { grid-template-columns: 1fr; }.experience-tabs { border-radius: 20px; gap: 2px; }.experience-tabs [role="tab"] { border-radius: 16px; font-size: 10px; padding: 9px 8px; }.experience-panel { padding: 26px; border-radius: 26px; gap: 26px; }.experience-copy h3 { font-size: 30px; }.preview-content { padding: 20px; }.preview-art { height: 116px; }.install-guide { padding: 22px; }.device-tabs [role="tab"] { font-size: 10px; padding-inline: 7px; } }
@media (max-width: 359px) { .site-header { width: calc(100% - 24px); padding-inline: 13px; gap: 8px; }.site-header nav { gap: 9px; }.site-header nav a { font-size: 9px; }.site-brand { gap: 7px; font-size: 15px; }.site-brand img { width: 24px; height: 24px; }.section-wrap { width: calc(100% - 32px); }.hero h1 { font-size: 68px; letter-spacing: -4px; }.app-tile { width: 125px; height: 153px; }.tile-kissme { left: 5%; }.tile-bstream { right: 5%; }.tile-sfsound { top: 180px; }.hero-art { height: 355px; }.orbit-one { width: 230px; height: 180px; }.orbit-two { height: 265px; width: 170px; }.label-bottom { right: 3%; }.app-card { padding: 24px; }.experience-panel { padding: 22px; }.experience-tabs [role="tab"] { font-size: 9px; }.install-guide { padding: 18px; }.device-tabs [role="tab"] { padding-inline: 5px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
@media (prefers-reduced-transparency: reduce) { .site-header, .app-tile, .floating-label, [role="tab"][aria-selected="true"] { background: var(--glass-solid); backdrop-filter: none; -webkit-backdrop-filter: none; } }
@media (forced-colors: active) { .site-header, .app-card, .app-tile, .experience-panel, .install-guide, [role="tab"] { border: 1px solid CanvasText; } .primary { border: 1px solid ButtonText; } [role="tab"][aria-selected="true"] { outline: 2px solid Highlight; } }