:root {
  --chalk: #F4F6F0; --card: #FFFFFF; --card2: #ECEFE7; --line: #DFE3DA;
  --ink: #121512; --sub: #555D55; --lime: #D4F53D; --lime-lo: #C3E52E;
  --blue: #2457D6; --green: #176B42; --red: #D93A2B; --gold: #F3A712;
  --r: 20px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--chalk); color: var(--ink); font-family: 'Rethink Sans', system-ui, -apple-system, sans-serif; font-size: 17px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--green); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.d { font-family: 'Archivo', sans-serif; font-stretch: 70%; font-weight: 900; text-transform: uppercase; letter-spacing: 0; line-height: 0.92; }
.eyebrow { font-size: 13px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--green); margin: 0 0 14px; }

/* header */
.top { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand img { width: 40px; height: 40px; border-radius: 10px; box-shadow: 0 1px 0 rgba(18,21,18,0.12); }
.brand span { font-size: 28px; }
.top nav { display: flex; gap: 24px; }
.top nav a { white-space: nowrap; font-weight: 700; font-size: 15px; text-decoration: none; color: var(--ink); opacity: 0.72; }
.top nav a:hover { opacity: 1; }

/* hero */
.hero { position: relative; overflow: hidden; background: var(--lime); }
.hero .court { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: center; padding: 28px 0 0; }
.hero-copy { padding-bottom: 80px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: var(--ink); color: var(--lime); font-size: 13px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); }
.hero h1 { font-size: clamp(58px, 6.6vw, 96px); margin: 22px 0 22px; }
.hero h1 span, .hero h1 em { display: block; }
.hero h1 em { font-style: normal; color: var(--blue); margin-top: 0.06em; }
.lead { font-size: 20px; line-height: 1.5; color: #2A3226; max-width: 30em; margin: 0 0 30px; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 56px; padding: 0 26px; border-radius: 16px; font-weight: 800; font-size: 17px; text-decoration: none; }
.btn.ink { background: var(--ink); color: #fff; }
.btn.ink:hover { background: #262B25; }
.btn.line { color: var(--ink); box-shadow: inset 0 0 0 2px var(--ink); }
.btn.line:hover { background: rgba(18,21,18,0.06); }
.ticks { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 26px 0 0; padding: 0; list-style: none; font-size: 15px; font-weight: 700; color: #2A3226; }
.ticks li { display: flex; align-items: center; gap: 8px; }
.ticks li::before { content: ""; width: 18px; height: 18px; border-radius: 50%; background: var(--ink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M5 9.4l2.6 2.5L13 6.5' fill='none' stroke='%23D4F53D' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat; }

.phones { position: relative; height: 640px; }
.device { position: absolute; width: 280px; padding: 9px; border-radius: 46px; background: #0D0F0D; box-shadow: 0 40px 80px -30px rgba(18,21,18,0.55), 0 0 0 1px rgba(255,255,255,0.08) inset; }
.device img { width: 100%; border-radius: 37px; aspect-ratio: 640 / 1311; object-fit: cover; }
.phones .front { right: 10px; top: 0; z-index: 2; }
.phones .back { right: 230px; top: 90px; transform: rotate(-6deg); width: 250px; }

/* proof strip */
.facts { background: var(--ink); color: #fff; }
.facts .wrap { display: grid; grid-template-columns: repeat(3, 1fr); }
.fact { padding: 30px 24px 30px 0; }
.fact b { display: block; font-family: 'Archivo', sans-serif; font-stretch: 70%; font-weight: 900; font-size: 44px; line-height: 1; color: var(--lime); text-transform: uppercase; }
.fact span { display: block; margin-top: 8px; font-size: 15px; color: rgba(255,255,255,0.74); }

/* sections */
section { padding: 96px 0; }
.head { max-width: 760px; margin-bottom: 44px; }
h2.d { font-size: clamp(44px, 6.4vw, 76px); margin: 0 0 16px; }
.head p { margin: 0; font-size: 19px; color: var(--sub); }

/* App Store style screenshot panels */
.tour { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.panel { position: relative; overflow: hidden; border-radius: 28px; padding: 30px 22px 0; min-height: 560px; display: flex; flex-direction: column; }
.panel .n { font-family: 'Archivo', sans-serif; font-stretch: 70%; font-weight: 900; font-size: 15px; letter-spacing: 0.1em; opacity: 0.7; }
.panel h3 { font-family: 'Archivo', sans-serif; font-stretch: 70%; font-weight: 900; text-transform: uppercase; font-size: 40px; line-height: 0.92; margin: 8px 0 10px; }
.panel p { margin: 0 0 24px; font-size: 16px; line-height: 1.45; }
.panel .device { position: relative; width: 82%; margin: auto auto -64px; padding: 7px; border-radius: 38px; box-shadow: 0 30px 50px -24px rgba(0,0,0,0.5); }
.panel .device img { border-radius: 31px; }
.p-blue { background: var(--blue); color: #fff; }
.p-lime { background: var(--lime); color: var(--ink); }
.p-ink { background: var(--ink); color: #fff; }
.p-ink h3 { color: var(--lime); }
.p-green { background: var(--green); color: #fff; }
.tour-note { margin: 22px 0 0; font-size: 15px; color: var(--sub); }

/* pillars */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 28px; }
.card .ic { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; }
.card .ic svg { width: 26px; height: 26px; }
.card h3 { margin: 18px 0 8px; font-size: 21px; line-height: 1.25; }
.card p { margin: 0; color: var(--sub); font-size: 16px; }

/* grown-ups */
.grown { background: var(--card2); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.list li { display: grid; grid-template-columns: 28px 1fr; gap: 14px; font-size: 17px; }
.list li::before { content: ""; width: 28px; height: 28px; border-radius: 9px; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M5 9.4l2.6 2.5L13 6.5' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat; }
.list b { display: block; }
.list span { color: var(--sub); font-size: 16px; }
.grown .device { position: relative; width: 300px; margin: 0 auto; }

/* stages */
.stages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stage { border-radius: var(--r); padding: 26px; background: var(--card); border: 1px solid var(--line); }
.stage .ball { width: 40px; height: 40px; border-radius: 50%; margin-bottom: 16px; }
.stage h3 { margin: 0 0 4px; font-size: 21px; }
.stage .age { font-size: 14px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sub); }
.stage p { margin: 10px 0 0; color: var(--sub); font-size: 16px; }
.stage .tag { display: inline-block; margin-top: 14px; padding: 5px 10px; border-radius: 8px; font-size: 13px; font-weight: 800; background: var(--card2); }
.stage.now .tag { background: var(--lime); }

/* faq */
.faq { max-width: 820px; }
.faq details { border-top: 1px solid var(--line); padding: 22px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; font-size: 19px; font-weight: 700; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 26px; line-height: 1; font-weight: 500; color: var(--sub); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 12px 0 0; color: var(--sub); max-width: 40em; }

/* closing band */
.band { background: var(--lime); position: relative; overflow: hidden; }
.band .wrap { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; padding-top: 80px; padding-bottom: 80px; }
.band h2.d { margin: 0; max-width: 11em; }
.band .court { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }

/* footer */
footer { padding: 44px 0 56px; font-size: 14px; color: var(--sub); }
footer .row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
footer b { color: var(--ink); }
footer .brand { margin-bottom: 14px; }
footer .brand img { width: 32px; height: 32px; border-radius: 8px; }
footer .brand span { font-size: 22px; }
footer .links a { display: block; margin-bottom: 6px; }
.note { font-size: 13px; margin-top: 28px; }

/* document pages */
.doc { max-width: 720px; padding: 32px 0 72px; }
.doc h1.d { font-size: clamp(48px, 8vw, 76px); margin: 8px 0 8px; }
.doc h2 { font-size: 20px; margin: 34px 0 8px; }
.doc p, .doc li { color: #2B312B; }
.doc ul { padding-left: 20px; }
.doc .meta { color: var(--sub); font-size: 15px; }
.sub-top { border-bottom: 1px solid var(--line); }

@media (max-width: 1000px) {
  .tour { grid-template-columns: repeat(4, 78%); overflow-x: auto; scroll-snap-type: x mandatory; padding: 0 24px 8px; margin: 0 -24px; scrollbar-width: none; }
  .tour::-webkit-scrollbar { display: none; }
  .panel { scroll-snap-align: center; min-height: 600px; }
  .pillars, .stages { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .top nav a.wide { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 0; padding-top: 12px; }
  .hero-copy { padding-bottom: 44px; }
  .phones { height: 430px; }
  .phones .front { right: auto; top: 0; left: 50%; margin-left: -40px; width: 240px; }
  .phones .back { right: auto; top: 60px; left: 50%; margin-left: -200px; width: 210px; }
  .facts .wrap { grid-template-columns: 1fr; }
  .fact { padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,0.12); }
  .fact:last-child { border-bottom: 0; }
  section { padding: 72px 0; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .grown .device { width: 260px; }
}
@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  .tour { padding: 0 16px 8px; margin: 0 -16px; grid-template-columns: repeat(4, 84%); }
  .top nav { gap: 16px; }
  .hero h1 { font-size: 60px; }
  .lead { font-size: 18px; }
  .btn { width: 100%; }
  .panel h3 { font-size: 38px; }
}

/* launch list form */
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.notify { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; max-width: 520px; }
.notify input[type=email] { min-height: 56px; min-width: 0; padding: 0 18px; border-radius: 16px; border: 2px solid var(--ink); background: #fff; color: var(--ink); font: inherit; font-size: 17px; }
.notify input[type=email]::placeholder { color: #7A8279; }
.notify input[type=email]:focus { outline: 3px solid var(--blue); outline-offset: 2px; }
.notify button { border: 0; cursor: pointer; font-family: inherit; }
.notify button:disabled { opacity: 0.6; cursor: default; }
.notify .fine { grid-column: 1 / -1; margin: 2px 0 0; font-size: 14px; color: #3A4236; }
.notify .fine a { color: inherit; }
.notify .msg { grid-column: 1 / -1; margin: 0; font-weight: 800; font-size: 16px; }
.notify .msg:empty { display: none; }
.notify.done input, .notify.done button, .notify.done .fine { display: none; }
.notify.done .msg { padding: 16px 18px; border-radius: 16px; background: var(--ink); color: var(--lime); }
.band .notify { flex: 1 1 380px; }
@media (max-width: 480px) {
  .notify { grid-template-columns: 1fr; }
}

/* single hero phone */
.phones.single .front { right: auto; left: 50%; transform: translateX(-50%) rotate(-3deg); }
@media (max-width: 860px) {
  .phones.single { height: 380px; }
  .phones.single .front { margin-left: 0; width: 240px; }
}