:root {
  color-scheme: dark;
  --bg: #0a1119;
  --panel: #101d28;
  --ink: #f1f7f9;
  --muted: #b3c4ce;
  --mint: #a3ffe2;
  --line: #a9d9e62b;
  --gutter: clamp(17px, 4.8vw, 56px);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.55; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
figure, h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 4px; }
.wrap { width: min(1136px, calc(100% - 2 * var(--gutter))); margin-inline: auto; }
.symbols { position: absolute; pointer-events: none; }
.icon { display: block; width: 21px; height: 21px; flex: none; }
.skip {
  position: absolute;
  z-index: 2;
  top: 9px;
  left: 9px;
  padding: 10px 15px;
  border-radius: 12px;
  color: #071c20;
  background: var(--mint);
  transform: translateY(-160%);
}
.skip:focus { transform: none; }

/* The dock is a separate row, so a screenshot never scrolls behind the CTA. */
.landing-root { overflow: hidden; }
.landing-page {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}
.page-scroll {
  overflow: auto;
  scroll-padding-block: 16px;
  background: radial-gradient(ellipse 760px 650px at 82% 0%, #142c39 0%, transparent 87%), var(--bg);
}
.page-scroll:focus-visible { outline-offset: -2px; }
.topbar { border-bottom: 1px solid var(--line); }
.nav { display: flex; min-height: 73px; align-items: center; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 19px; font-weight: 780; white-space: nowrap; }
.brand img { width: 36px; height: 36px; border-radius: 10px; }
.brand span { margin-left: -8px; }
.nav-links { display: flex; gap: 24px; margin-inline: auto; font-size: 13px; color: var(--muted); }
.nav-links a:hover, .text-link:hover, .footer-links a:hover { color: var(--mint); }
.nav-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.languages { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: #0b141d; }
.languages button {
  min-width: 39px;
  min-height: 36px;
  padding: 5px 8px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
}
.languages button[aria-pressed="true"] { color: var(--mint); background: #224450; }

.store-action {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 100%;
  min-height: 65px;
  padding: 7px 10px 7px 9px;
  border: 1px solid #dbfff5b3;
  border-radius: 19px;
  background: linear-gradient(114deg, #d5ffef 2%, #9ef7e7 57%, #65d9e4 100%);
  box-shadow: 0 7px 22px #4fd4ce3a, inset 0 1px 1px #fff8;
  color: #08222b;
  transition: box-shadow 180ms ease, filter 180ms ease, transform 180ms ease;
}
.store-action:hover { filter: brightness(1.07); box-shadow: 0 10px 28px #56e6d45e, inset 0 1px 1px #fff8; }
.store-action:active { scale: .985; }
.store-action-copy { display: grid; flex: 1; gap: 2px; min-width: 0; padding-inline: 1px 5px; line-height: 1.19; }
.store-action-copy strong { font-size: 16px; font-weight: 820; }
.store-destination { font-size: 11px; color: #24505b; font-weight: 670; }
.store-glyphs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: none;
  min-width: 43px;
  min-height: 42px;
  padding: 7px;
  color: #e8fff8;
  background: #0a2530;
  border: 1px solid #fff2;
  border-radius: 12px;
}
.store-glyphs .icon { width: 18px; height: 18px; }
[data-store="ios"] .store-glyphs .icon-play-store,
[data-store="android"] .store-glyphs .icon-apple { display: none; }
.store-arrow {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #0f3b4619;
  transition: translate 180ms ease;
}
.store-arrow .icon { width: 19px; height: 19px; }
.store-action:hover .store-arrow { translate: 2px 0; }
.store-action-compact { min-height: 44px; padding: 4px 7px; gap: 7px; border-radius: 13px; }
.store-action-compact .store-action-copy strong { font-size: 13px; }
.store-action-compact .store-glyphs { min-height: 32px; min-width: 32px; padding: 5px; border-radius: 8px; }
.store-action-compact .store-glyphs .icon { width: 15px; height: 15px; }
.store-action-compact .store-destination { display: none; }
.store-action-compact .store-arrow { width: 26px; height: 26px; }
.store-action-compact .store-arrow .icon { width: 16px; height: 16px; }

.store-dock {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-width: 0;
  padding: 9px max(13px, env(safe-area-inset-right)) calc(9px + env(safe-area-inset-bottom)) max(13px, env(safe-area-inset-left));
  background: linear-gradient(160deg, #142531, #0a141d);
  border-top: 1px solid #a7f6ef30;
  box-shadow: 0 -9px 32px #07111a52;
}
.dock-copy { display: grid; gap: 1px; text-align: right; }
.dock-copy strong { font-size: 14px; font-weight: 780; }
.dock-copy small { font-size: 11px; color: var(--muted); }
.store-action-dock { min-height: 54px; width: min(100%, 300px); border-radius: 17px; padding-block: 5px; }
.store-action-dock .store-glyphs { min-height: 39px; }
.store-action-dock .store-action-copy strong { font-size: 15px; }
@keyframes dock-float {
  0%, 100% { transform: translateY(1px); }
  50% { transform: translateY(-3px); }
}
@keyframes dock-glow {
  0%, 100% { background-position: 0 50%; }
  50% { background-position: 100% 50%; }
}
@media (prefers-reduced-motion: no-preference) {
  .store-action-dock {
    background-size: 155% 100%;
    animation: dock-float 2.35s ease-in-out 2, dock-glow 6s ease-in-out infinite;
  }
  .store-action-dock:hover, .store-action-dock:focus-visible { animation-play-state: paused; }
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
  align-items: center;
  gap: clamp(28px, 5vw, 74px);
  padding-block: clamp(32px, 6vw, 70px) clamp(24px, 4.5vw, 53px);
}
.hero-kicker, .eyebrow, .feature-num {
  color: var(--mint);
  font-size: 11px;
  font-weight: 790;
  letter-spacing: .14em;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 6px 11px;
  background: #b9f8f00d;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.hero-kicker::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #78f1cc; box-shadow: 0 0 11px #7afcda8c; }
.hero h1, .download-main h1 {
  font-size: clamp(40px, 5.2vw, 72px);
  line-height: 1.02;
  letter-spacing: -.06em;
  font-weight: 820;
  text-wrap: balance;
}
.soft { display: block; color: var(--mint); }
.hero-intro { max-width: 40ch; margin-block: 20px 23px; color: var(--muted); font-size: clamp(15px, 1.65vw, 18px); }
.hero-actions { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; }
.demo-button, .share-button, .screen-dialog-head button, #share-dialog button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #162735;
  color: var(--ink);
  font-size: 13px;
  font-weight: 680;
  transition: background 180ms ease, border-color 180ms ease;
}
.demo-button:hover, .share-button:hover, .screen-dialog-head button:hover, #share-dialog button:hover {
  background: #234452;
  border-color: #a3ffe280;
}
.demo-button .icon { color: var(--mint); }
.purchase-note { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 15px; color: var(--muted); font-size: 13px; }

.hero-visual { min-width: 0; }
.hero-stage, .feature-art {
  isolation: isolate;
  position: relative;
  display: grid;
  justify-items: center;
  padding: 21px 12px;
  border: 1px solid #83c7cf3b;
  border-radius: 26px;
  background: radial-gradient(ellipse at 49% 40%, #2c766d 0%, #1a454e 42%, #111f2f 86%);
}
.hero-stage { padding: clamp(20px, 3vw, 37px) 12px; }
.hero-stage::before, .feature-art::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  border-radius: inherit;
  opacity: .57;
  background: repeating-linear-gradient(155deg, transparent 0 25px, #bafdf524 26px 27px, transparent 28px 45px);
}
.phone-frame {
  position: relative;
  display: block;
  width: min(100%, 219px);
  padding: 5px;
  border: 1px solid #97e5df62;
  border-radius: 13px;
  background: #0a141e;
  box-shadow: 0 15px 35px #040a1280, 0 0 30px #54c9b12b;
}
.phone-frame img { width: 100%; height: auto; }
.hero-phone { width: min(100%, 236px); }
.screen-caption { margin-top: 10px; color: var(--muted); text-align: center; font-size: 11px; }
.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-block: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(130deg, #172938, #10202b);
}
.facts > div { display: flex; justify-content: center; align-items: center; gap: 12px; padding: 5px 12px; }
.facts > div + div { border-left: 1px solid var(--line); }
.facts strong { color: var(--mint); font-size: clamp(24px, 3vw, 37px); line-height: 1.05; letter-spacing: -.04em; }
.facts span { color: var(--muted); font-size: 12px; line-height: 1.3; }

.section { padding-block: clamp(43px, 7vw, 82px); }
h2 { font-size: clamp(27px, 3.65vw, 46px); line-height: 1.1; letter-spacing: -.045em; text-wrap: balance; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 22px; margin-bottom: 22px; }
.eyebrow { margin-bottom: 9px; }
.section-head > p { max-width: 29ch; color: var(--muted); font-size: 14px; }
.feature-picker { display: none; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature {
  min-width: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 13px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 23px;
  background: linear-gradient(155deg, #172938, #111d29 70%);
}
.feature-copy { padding: 5px 3px; }
.feature-copy h3 { margin-block: 6px 7px; font-size: clamp(19px, 2.2vw, 24px); line-height: 1.13; letter-spacing: -.03em; }
.feature-copy p { color: var(--muted); font-size: 14px; line-height: 1.48; }
.feature-art { align-items: start; border-radius: 16px; background: radial-gradient(ellipse at 50% 42%, #23595d, #12212e 78%); }
.screen-peek {
  display: grid;
  justify-items: center;
  gap: 11px;
  padding: 0;
  width: 100%;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
}
.screen-peek:hover .phone-frame { border-color: #b2f6e8; }
.enlarge-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 32px;
  padding: 4px 9px;
  border-radius: 999px;
  color: #d8f6f5;
  background: #10202ddb;
  border: 1px solid var(--line);
  font-size: 12px;
  font-weight: 650;
}
.enlarge-label .icon { width: 16px; height: 16px; }
.screen-switch, .feature-picker {
  padding: 3px;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #0d1721;
}
.screen-switch { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.screen-switch button, .feature-picker button {
  min-height: 42px;
  padding: 6px;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  font-size: 12px;
  font-weight: 690;
}
.screen-switch button:hover, .feature-picker button:hover { color: var(--ink); background: #1b2f3e; }
.screen-switch button[aria-pressed="true"], .feature-picker button[aria-pressed="true"] {
  color: var(--mint);
  background: linear-gradient(130deg, #22434f, #19303f);
  border-color: #91ede347;
}
.feature-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 14px; font-size: 12px; color: var(--muted); }

.teacher { display: grid; grid-template-columns: auto 1fr auto; gap: 19px; align-items: center; padding-block: 22px; border-block: 1px solid var(--line); }
.teacher > img { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; }
.teacher h2 { font-size: clamp(21px, 2.8vw, 30px); margin-bottom: 8px; }
.teacher p, .experience { color: var(--muted); font-size: 14px; }
.teacher .name { margin-top: 8px; color: var(--ink); }
.experience { display: grid; gap: 2px; }
.experience strong { color: var(--mint); font-size: 26px; font-weight: 770; white-space: nowrap; }

.offer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
  align-items: center;
  gap: clamp(19px, 5vw, 54px);
  padding: clamp(21px, 5vw, 52px);
  border: 1px solid #8cf2dc54;
  border-radius: 25px;
  background: radial-gradient(ellipse at 0% 0%, #275764, transparent 71%), linear-gradient(150deg, #152d3a, #101b28 80%);
}
.offer h2 { font-size: clamp(34px, 4.8vw, 58px); }
.offer-copy > p:not(.eyebrow) { color: var(--muted); margin-block: 13px 17px; }
.offer-copy > p.price-note { font-size: 12px; margin: 10px 0 0; }
.offer-list { margin: 0; padding: 0; list-style: none; font-size: 14px; }
.offer-list li { display: flex; align-items: start; gap: 10px; padding-block: 11px; border-bottom: 1px solid var(--line); }
.offer-list li:last-child { border-bottom: 0; }
.offer-list li::before { content: "✓"; color: var(--mint); font-weight: 800; }
.faq { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1fr); gap: 25px; padding-top: 0; }
.faq-intro > p:last-child { color: var(--muted); margin-top: 10px; font-size: 14px; }
.text-link { color: var(--mint); text-decoration: underline; text-underline-offset: 3px; }
details { border-bottom: 1px solid var(--line); }
summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 9px 0;
  cursor: pointer;
  font-weight: 680;
  list-style: none;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 50%;
  background: #203c49;
  color: var(--mint);
}
details[open] summary::after { content: "−"; }
details > p { padding: 2px 0 15px; color: var(--muted); font-size: 14px; }
.footer { padding-block: 22px 30px; color: var(--muted); border-top: 1px solid var(--line); font-size: 12px; }
.footer-top, .footer-links { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 18px; }
.footer-top { justify-content: space-between; margin-bottom: 13px; }
.footer .brand { color: var(--ink); font-size: 16px; }
.footer .brand img { width: 30px; height: 30px; }
.footer-links { margin-bottom: 13px; }
.footer p { font-size: 11px; }

dialog {
  max-width: calc(100% - 24px);
  max-height: calc(100% - 24px);
  overflow: auto;
  padding: 13px;
  border: 1px solid #a6f7e553;
  border-radius: 19px;
  background: #111f2c;
  color: var(--ink);
}
dialog::backdrop { background: #02070bdc; }
.screen-dialog-head { display: flex; justify-content: flex-end; margin-bottom: 8px; }
#screen-dialog img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100vh - 114px);
  max-height: calc(100dvh - 114px);
  margin-inline: auto;
  object-fit: contain;
}
#share-dialog { width: min(420px, calc(100% - 24px)); }
#share-dialog p { margin: 10px 0; }
#share-dialog input {
  width: 100%;
  margin-bottom: 10px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #0a141d;
  font-size: 16px;
}

.download-main { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 25px 55px; align-items: center; padding-block: 45px; }
.download-main h1 { font-size: clamp(35px, 5.2vw, 66px); margin-bottom: 14px; }
.download-main p:not(.eyebrow) { color: var(--muted); }
.download-art { width: min(100%, 214px); margin-inline: auto; }
.store-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin-block: 19px 15px; }
.store-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 51px;
  padding: 5px 12px;
  border: 1px solid #82b8ca55;
  border-radius: 13px;
  background: #080f17;
  color: var(--ink);
  transition: border-color 180ms ease, background 180ms ease;
}
.store-btn:hover { border-color: var(--mint); background: #193342; }
.store-btn.apple { padding-inline: 5px; }
.store-btn.apple img { width: 132px; height: auto; }
.store-btn small, .store-btn strong { display: block; line-height: 1.18; }
.store-btn small { font-size: 9px; }
.store-btn strong { font-size: 17px; }
.play-mark { width: 19px; height: 23px; background: conic-gradient(#64ddae, #f6df71, #fd7788, #6099ff, #64ddae); clip-path: polygon(0 0, 100% 50%, 0 100%); }
.micro-trust { display: flex; flex-wrap: wrap; gap: 8px 13px; margin: 12px 0; padding: 0; color: var(--muted); list-style: none; font-size: 12px; }
.micro-trust li::before { content: "✓"; margin-right: 5px; color: var(--mint); }
.download-help { max-width: 64ch; margin: 15px 0; font-size: 13px; }
.website-privacy, .stats { padding-block: 25px 46px; }
.website-privacy h1, .stats h1 { font-size: clamp(27px, 5vw, 50px); line-height: 1.1; margin-block: 15px; }
.website-privacy h2 { font-size: 23px; margin-top: 20px; }
.website-privacy p, .stats p { margin-block: 12px; color: var(--muted); }
.stats-nav { display: flex; gap: 12px; flex-wrap: wrap; margin-block: 14px; color: var(--mint); }
.table-scroll { overflow: auto; }
.stats table { width: 100%; border-collapse: collapse; font-size: 13px; }
.stats th, .stats td { text-align: left; border-bottom: 1px solid var(--line); padding: 7px 9px; }

@media (max-width: 910px) {
  .nav-links { display: none; }
  .section-head { align-items: start; }
}
@media (max-width: 760px) {
  .nav { min-height: 60px; gap: 10px; }
  .brand { font-size: 17px; }
  .brand img { width: 31px; height: 31px; }
  .nav-right { gap: 9px; }
  .nav-right .store-action { display: none; }
  .hero { grid-template-columns: minmax(0, 1fr); gap: 19px; padding-block: 24px 20px; }
  .hero-kicker { margin-bottom: 12px; letter-spacing: .095em; }
  .hero h1 { font-size: clamp(36px, 8.65vw, 55px); line-height: 1.04; text-wrap: wrap; }
  .hero-intro { margin-block: 14px 16px; }
  .hero-stage { padding: 16px 10px; border-radius: 20px; }
  .hero-phone { width: clamp(152px, 42vw, 170px); }
  .facts { padding-block: 11px; border-radius: 16px; }
  .facts > div { display: grid; justify-items: center; align-content: center; gap: 5px; padding: 4px 6px; text-align: center; }
  .facts span { font-size: 11px; }
  .section-head { display: block; margin-bottom: 16px; }
  .section-head > p { max-width: 42ch; margin-top: 8px; }
  .features { grid-template-columns: minmax(0, 1fr); }
  .gallery-ready .feature-picker { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 9px; }
  .gallery-ready .feature:not(.is-active) { display: none; }
  .feature { padding: 11px; gap: 9px; border-radius: 19px; }
  .feature-copy { padding: 5px 3px; }
  .feature-art { padding: 14px 8px 10px; }
  .screen-peek .phone-frame { width: clamp(156px, 45vw, 200px); }
  .feature-foot { align-items: flex-start; flex-direction: column; gap: 8px; }
  .teacher { grid-template-columns: auto minmax(0, 1fr); gap: 12px; }
  .teacher > img { width: 58px; height: 58px; }
  .experience { grid-column: 2; }
  .experience strong { font-size: 22px; }
  .offer, .faq, .download-main { grid-template-columns: minmax(0, 1fr); }
  .offer { border-radius: 20px; }
  .offer-list li { padding-block: 8px; }
  .download-art { width: clamp(156px, 45vw, 200px); }
}
@media (max-width: 620px) {
  .dock-copy { display: none; }
  .store-action-dock { width: min(100%, 345px); }
}
@media (max-width: 440px) {
  .hero-actions { gap: 6px; }
  .hero-actions .store-action { min-height: 58px; gap: 8px; padding-inline: 7px; }
  .hero-actions .store-action-copy { padding: 0; }
  .hero-actions .store-action-copy strong { font-size: 14px; }
  .hero-actions .store-glyphs { min-width: 36px; min-height: 37px; padding: 6px; }
  .hero-actions .store-glyphs .icon { width: 16px; height: 16px; }
  .hero-actions .store-arrow { width: 28px; height: 28px; }
  .hero-actions .demo-button { min-height: 44px; gap: 4px; padding-inline: 6px; }
  .hero-actions .demo-button .icon { width: 17px; height: 17px; }
  .offer .store-action { width: min(100%, 330px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}