:root {
  color-scheme: light;
  --bg: #fbfbfd;
  --surface: #ffffff;
  --ink: #1d1d1f;
  --soft: #6e6e73;
  --faint: #707075;
  --line: #e8e8ed;
  --red: #d93a40;
  --rule: #cfe0f5;
  --margin: #f2a5a8;
  --pink: #ffd3dd;
  --lilac: #e2d8ff;
  --sky: #d2e8ff;
  --mint: #d3f3e2;
  --butter: #fff0c4;
  --shadow: 0 1px 2px rgb(20 20 40 / .05), 0 12px 32px -12px rgb(20 20 40 / .16);
  --shadow-lg: 0 2px 8px rgb(20 20 40 / .06), 0 40px 80px -30px rgb(20 20 40 / .32);
  --display: "Inter Tight", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --text: "Inter", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --serif: "Instrument Serif", "New York", Georgia, serif;
  --hand: "Caveat", "Bradley Hand", cursive;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body { margin: 0; overflow-x: clip; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--text); letter-spacing: -0.01em; -webkit-font-smoothing: antialiased; }
img, video { display: block; width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); font-weight: 600; letter-spacing: -0.035em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
:focus-visible { outline: 3px solid #2f64c4; outline-offset: 3px; border-radius: 8px; }

/* liquid glass: the floating layer only */
.glass {
  background: rgb(255 255 255 / .58);
  -webkit-backdrop-filter: blur(28px) saturate(1.7);
  backdrop-filter: blur(28px) saturate(1.7);
  border: 1px solid rgb(255 255 255 / .75);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / .95), inset 0 -1px 0 rgb(20 20 40 / .04), 0 10px 36px -10px rgb(30 20 70 / .22);
}

/* nav */
.nav {
  position: fixed; top: 12px; left: 50%; z-index: 20; translate: -50% 0;
  display: flex; align-items: center; gap: 12px;
  width: min(980px, calc(100% - 24px)); padding: 7px 7px 7px 18px; border-radius: 999px;
}
.brand { display: flex; align-items: center; gap: 9px; font: 600 19px var(--display); letter-spacing: -0.03em; text-decoration: none; }
.brand img { width: 28px; border-radius: 8px; }
.links { display: flex; gap: 2px; margin-left: auto; font-size: 14px; }
.links a { padding: 8px 13px; border-radius: 999px; color: rgb(29 29 31 / .8); text-decoration: none; transition: background .2s; }
.links a:hover { background: rgb(255 255 255 / .7); color: var(--ink); }

/* buttons */
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 24px;
  border: 0; border-radius: 999px; font: 600 16px var(--text); letter-spacing: -0.01em; text-decoration: none; cursor: pointer;
  transition: transform .25s var(--ease), background .2s, box-shadow .25s;
}
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-1px) scale(1.02); }
.btn:active { transform: scale(.97); }
.btn-ink { background: var(--ink); color: #fff; box-shadow: 0 8px 22px -8px rgb(20 20 40 / .5); }
.btn-ink:hover { background: #000; }
.btn-glass { color: var(--ink); }
.btn-sm { min-height: 38px; padding: 0 18px; font-size: 14px; box-shadow: none; }
.nav .btn-sm { margin-left: 4px; }

/* hero */
.hero { position: relative; isolation: isolate; padding: 148px 16px 64px; text-align: center; }
.paper {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, transparent calc(50% - 560px), var(--margin) calc(50% - 560px), var(--margin) calc(50% - 558.5px), transparent calc(50% - 558.5px)),
    repeating-linear-gradient(180deg, transparent 0 39px, var(--rule) 39px 40px);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 45%, transparent 85%);
  mask-image: linear-gradient(180deg, #000 0%, #000 45%, transparent 85%);
  opacity: .7;
}
.aurora { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.aurora i { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .85; animation: drift 18s ease-in-out infinite alternate; }
.aurora i:nth-child(1) { width: 560px; height: 560px; left: -8%; top: -10%; background: var(--pink); }
.aurora i:nth-child(2) { width: 520px; height: 520px; right: -6%; top: 4%; background: var(--lilac); animation-delay: -6s; }
.aurora i:nth-child(3) { width: 620px; height: 420px; left: 30%; top: 46%; background: var(--sky); animation-delay: -12s; }
.aurora i:nth-child(4) { width: 380px; height: 380px; left: 6%; top: 52%; background: var(--butter); animation-delay: -3s; }
@keyframes drift { to { transform: translate(40px, 30px) scale(1.08); } }

.pill { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border-radius: 999px; font-size: 14px; font-weight: 500; text-decoration: none; }
.pill-tag { padding: 3px 10px; border-radius: 999px; background: var(--ink); color: #fff; font-size: 12px; font-weight: 600; }
.pill svg { width: 14px; height: 14px; color: var(--soft); }
.hero h1 { margin-top: 28px; font-size: clamp(52px, 9.4vw, 116px); line-height: .98; letter-spacing: -0.05em; }
.hero h1 em, .finale h2 em, .chapter h2 em, .privacy h2 em {
  padding-right: .06em;
  background: linear-gradient(100deg, #e0446b 10%, #9a5cf0 55%, #3d86e8 95%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { max-width: 580px; margin: 26px auto 0; color: var(--soft); font-size: clamp(18px, 2vw, 21px); line-height: 1.5; }
.fine { margin-top: 16px; color: var(--faint); font-size: 14px; }

.tablet { position: relative; padding: clamp(7px, 1vw, 13px); background: #1c1c1e; border-radius: clamp(18px, 2.6vw, 34px); box-shadow: var(--shadow-lg), inset 0 0 0 1px rgb(255 255 255 / .08); }
.tablet img, .tablet video { border-radius: clamp(11px, 1.6vw, 22px); }

.stage { position: relative; max-width: 1000px; margin: 72px auto 0; }
.float { position: absolute; z-index: 2; padding: 14px 16px; border-radius: 22px; text-align: left; font-size: 14px; line-height: 1.45; animation: bob 8s ease-in-out infinite; }
.f-chat { left: -72px; bottom: 64px; width: 300px; }
.f-chat .q { width: fit-content; margin-left: auto; padding: 8px 13px; border-radius: 16px 16px 5px 16px; background: #2f64c4; color: #fff; font-weight: 500; }
.f-chat .a { margin-top: 8px; padding: 9px 13px; border-radius: 16px 16px 16px 5px; background: rgb(255 255 255 / .85); }
.meta { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; color: var(--soft); font-size: 12px; font-weight: 600; }
.meta svg { width: 14px; height: 14px; color: #6a48c9; }
.f-card { right: -64px; top: 64px; width: 236px; animation-delay: -3s; }
.meta-top { color: #b26b00; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.f-card p { margin-top: 6px; font: 600 17px/1.3 var(--display); letter-spacing: -0.02em; }
.grades { display: flex; gap: 6px; margin-top: 12px; }
.grades span { flex: 1; padding: 6px 0; border-radius: 10px; text-align: center; font-size: 12px; font-weight: 600; }
.grades span:nth-child(1) { background: var(--pink); }
.grades span:nth-child(2) { background: var(--sky); }
.grades span:nth-child(3) { background: var(--mint); }
.f-rec { right: 64px; bottom: -26px; display: flex; align-items: center; gap: 12px; padding: 12px 18px; border-radius: 999px; animation-delay: -5s; }
.f-rec b { font-variant-numeric: tabular-nums; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: #e0446b; animation: pulse 1.6s ease-in-out infinite; }
.eq { display: flex; align-items: center; gap: 3px; height: 24px; }
.eq i { width: 3px; height: 45%; border-radius: 3px; background: #1f7f55; animation: eq 1.1s ease-in-out infinite; }
.eq i:nth-child(3n) { height: 90%; animation-delay: -.3s; }
.eq i:nth-child(3n+1) { height: 60%; animation-delay: -.6s; }
.eq i:nth-child(4n) { height: 100%; animation-delay: -.8s; }
@keyframes eq { 50% { transform: scaleY(.4); } }
@keyframes pulse { 50% { opacity: .35; } }
@keyframes bob { 50% { transform: translateY(-8px); } }

.sticky {
  position: absolute; z-index: 2; top: -44px; left: -40px; width: 168px; padding: 18px 20px 16px;
  background: #fff3bf; border-radius: 4px 4px 20px 4px; box-shadow: var(--shadow-lg);
  font: 700 23px/1.15 var(--hand); text-align: left; rotate: -8deg;
}
.sticky::before { content: ""; position: absolute; top: -10px; left: 50%; width: 64px; height: 20px; translate: -50% 0; rotate: 4deg; background: rgb(255 255 255 / .6); border: 1px solid rgb(0 0 0 / .05); }

/* statement */
.statement { max-width: 1040px; margin: 0 auto; padding: clamp(120px, 16vw, 200px) 24px clamp(96px, 12vw, 160px); }
.statement p { font: 600 clamp(30px, 4.6vw, 56px)/1.12 var(--display); letter-spacing: -0.035em; }
.statement span { color: #6a48c9; }

/* chapters */
section { padding-inline: 16px; }
.chapters { max-width: 1240px; margin: 0 auto; }
.chapter {
  display: grid; grid-template-columns: 5fr 7fr; align-items: center; gap: clamp(28px, 4vw, 56px); overflow: hidden;
  margin-bottom: 20px; padding: clamp(32px, 5vw, 72px) 0 clamp(32px, 5vw, 72px) clamp(32px, 5vw, 72px);
  background: linear-gradient(135deg, var(--g1), var(--g2)); border-radius: clamp(28px, 3.6vw, 44px);
}
.chapter.flip { grid-template-columns: 7fr 5fr; padding: clamp(32px, 5vw, 72px) clamp(32px, 5vw, 72px) clamp(32px, 5vw, 72px) 0; }
.chapter.flip .ch-copy { order: 2; }
.eyebrow { color: var(--tone, var(--red)); font: 600 15px var(--text); letter-spacing: 0; }
.ch-copy h2 { margin-top: 10px; font-size: clamp(36px, 4.6vw, 60px); line-height: 1.02; }
.ch-copy > p:not(.eyebrow) { margin-top: 18px; color: #3a3a40; font-size: 18px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 0; padding: 0; list-style: none; }
.tags li { padding: 6px 13px; border-radius: 999px; background: rgb(255 255 255 / .7); font-size: 14px; font-weight: 500; }
.ch-media { margin-right: -12%; }
.flip .ch-media { margin: 0 0 0 -12%; }
.ch-media .tablet { transition: transform .9s var(--ease); }
.chapter:hover .ch-media .tablet { transform: translateY(-6px); }
.caption { margin-top: 18px; color: var(--faint); font-size: 14px; text-align: center; }

/* shared section heads */
.head { max-width: 760px; margin: 0 auto clamp(36px, 5vw, 56px); text-align: center; }
.head .eyebrow { color: var(--red); }
.head h2 { margin-top: 8px; font-size: clamp(40px, 6vw, 72px); line-height: 1.02; }
.more, .tour, .specs, .privacy, .install, .faq { padding-top: clamp(112px, 13vw, 168px); }

/* cells */
.grid, .trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 1080px; margin: 0 auto; }
.cell { padding: 30px 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 28px; transition: transform .35s var(--ease), box-shadow .35s; }
.cell:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ic { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 15px; background: var(--g1); color: var(--tone); }
.ic svg { width: 24px; height: 24px; }
.cell h3 { margin-top: 18px; font-size: 22px; letter-spacing: -0.025em; }
.cell p { margin-top: 6px; color: var(--soft); font-size: 16px; }

/* tour */
.tour-video { max-width: 1000px; margin: 0 auto; }

/* specs */
.spec-table { max-width: 920px; margin: 0 auto; border-top: 1px solid var(--line); }
.spec-table div { display: grid; grid-template-columns: 220px 1fr; gap: 24px; padding: 22px 4px; border-bottom: 1px solid var(--line); }
.spec-table dt { font: 600 17px var(--display); letter-spacing: -0.02em; }
.spec-table dd { margin: 0; color: #3a3a40; }

/* install */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 1080px; margin: 0 auto; }
.platform { display: flex; flex-direction: column; padding: clamp(28px, 4vw, 48px); background: linear-gradient(160deg, var(--g1), var(--g2)); border-radius: 32px; }
.platform h3 { font-size: 34px; margin-bottom: 22px; }
.platform ol { margin: 0; padding: 0; list-style: none; counter-reset: step; }
.platform li { position: relative; margin-bottom: 14px; padding-left: 44px; counter-increment: step; }
.platform li::before { content: counter(step); position: absolute; left: 0; top: -1px; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--surface); font: 600 14px var(--display); box-shadow: var(--shadow); }
.platform a:not(.btn), .faq a { text-decoration-color: var(--red); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.small { margin: 8px 0 24px; color: var(--soft); font-size: 15px; }
.platform .btn { align-self: flex-start; margin-top: auto; }

/* faq */
.faq { max-width: 812px; margin: 0 auto; }
details { border-bottom: 1px solid var(--line); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 0; cursor: pointer; font: 600 19px var(--display); letter-spacing: -0.02em; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary svg { flex-shrink: 0; width: 28px; height: 28px; padding: 5px; border-radius: 50%; background: #f0f0f4; transition: rotate .3s var(--ease); }
details[open] summary svg { rotate: 45deg; }
details p { padding-bottom: 22px; color: var(--soft); }

/* finale */
.finale { position: relative; isolation: isolate; overflow: hidden; max-width: 1240px; margin: clamp(112px, 13vw, 168px) auto 0; padding: clamp(88px, 12vw, 152px) 24px; border-radius: clamp(28px, 3.6vw, 44px); text-align: center; }
.finale .paper { -webkit-mask-image: none; mask-image: none; opacity: .5; }
.finale h2 { font-size: clamp(46px, 8vw, 104px); line-height: .98; letter-spacing: -0.05em; }
.finale > p { margin-top: 18px; color: var(--soft); font-size: 20px; }

/* dock */
.dock {
  position: fixed; bottom: 16px; left: 50%; z-index: 20; display: flex; align-items: center; gap: 12px;
  padding: 8px 8px 8px 10px; border-radius: 999px; translate: -50% 140%; opacity: 0;
  transition: translate .5s var(--ease), opacity .3s;
}
.dock.on { translate: -50% 0; opacity: 1; }
.dock img { width: 34px; border-radius: 9px; }
.dock span { display: flex; flex-direction: column; line-height: 1.2; padding-right: 6px; }
.dock b { font: 600 15px var(--display); letter-spacing: -0.02em; }
.dock small { color: var(--soft); font-size: 12px; }

/* footer */
footer { max-width: 1080px; margin: 0 auto; padding: 72px 16px 120px; font-size: 14px; }
.foot-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.foot-top p { color: var(--soft); }
.foot-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.foot-cols h4 { margin-bottom: 10px; font: 600 13px var(--text); letter-spacing: 0; }
.foot-cols a { display: block; padding: 3px 0; color: var(--soft); text-decoration: none; }
.foot-cols a:hover { color: var(--ink); text-decoration: underline; }
.legal { padding-top: 20px; color: var(--faint); font-size: 13px; }

/* motion */
.js .reveal { opacity: 0; transform: translateY(32px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
.js .cell.reveal.in:hover { transform: translateY(-4px); }

@supports (animation-timeline: view()) {
  .rise { animation: rise linear both; animation-timeline: view(); animation-range: entry 0% cover 45%; }
  @keyframes rise { from { transform: perspective(1400px) rotateX(14deg) scale(.9); } to { transform: none; } }
  .statement p {
    color: transparent;
    background: linear-gradient(var(--ink), var(--ink)) 0 0 / 100% 0% no-repeat, linear-gradient(#c9c9d1, #c9c9d1);
    -webkit-background-clip: text; background-clip: text;
    animation: ink linear both; animation-timeline: view(); animation-range: entry 70% cover 60%;
  }
  .statement span { color: transparent; }
  @keyframes ink { to { background-size: 100% 100%, 100% 100%; } }
}

@media (max-width: 1120px) {
  .f-chat { left: -12px; }
  .f-card { right: -12px; }
  .sticky { left: -10px; }
}

@media (max-width: 900px) {
  .links { display: none; }
  .nav .btn-sm { margin-left: auto; }
  .chapter, .chapter.flip { grid-template-columns: 1fr; padding: 36px 0 0 36px; }
  .chapter.flip .ch-copy { order: 0; padding-right: 36px; }
  .ch-copy { padding-right: 36px; }
  .ch-media, .flip .ch-media { margin: 8px -8% -6% 0; }
  .flip .ch-media { margin-left: 36px; }
  .grid { grid-template-columns: 1fr 1fr; }
  .sticky, .f-card, .dock { display: none; }
}

@media (max-width: 640px) {
  .hero { padding-top: 120px; }
  .actions .btn { flex: 1 1 100%; }
  .stage { margin: 56px 0 40px; }
  .f-chat { left: 4px; bottom: -40px; width: 220px; font-size: 13px; }
  .f-chat .a, .f-chat .meta { display: none; }
  .f-rec { right: 4px; bottom: -32px; padding: 10px 14px; }
  .f-rec .eq { display: none; }
  .chapter, .chapter.flip { padding: 30px 0 0 26px; }
  .ch-copy, .chapter.flip .ch-copy { padding-right: 26px; }
  .flip .ch-media { margin-left: 26px; }
  .grid, .trio, .duo { grid-template-columns: 1fr; }
  .spec-table div { grid-template-columns: 1fr; gap: 4px; }
  .foot-cols { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .aurora i, .float, .eq i, .dot { animation: none; }
  .rise, .statement p { animation: none !important; }
  .statement p { background-size: 100% 100%, 100% 100% !important; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .cell, .ch-media .tablet, .dock { transition: none; }
}

@media (prefers-reduced-transparency: reduce) {
  .glass { background: #fff; -webkit-backdrop-filter: none; backdrop-filter: none; border-color: var(--line); }
}

@media (prefers-contrast: more) {
  .glass { background: #fff; border-color: #8e8e93; }
  :root { --soft: #3a3a40; --faint: #55555a; }
}