:root {
  color-scheme: light;
  --ink: #17243a;
  --muted: #536174;
  --blue: #275dad;
  --background: #f5f6f2;
  --line: #d5dce4;
  --shadow-border: 0 0 0 1px oklch(0 0 0 / .06), 0 1px 2px -1px oklch(0 0 0 / .06), 0 2px 4px oklch(0 0 0 / .04);
}
* { box-sizing: border-box; }
html { scroll-padding-top: 24px; }
body { margin: 0; background: var(--background); color: var(--ink); font: 18px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--blue); text-underline-offset: .2em; overflow-wrap: anywhere; }
a:hover { color: #174484; }
a:focus-visible, summary:focus-visible { outline: 3px solid #275dad; outline-offset: 5px; border-radius: 4px; }
.wrap { width: min(100% - 64px, 1180px); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 750; color: var(--ink); text-decoration: none; letter-spacing: -.03em; }
.brand img { border-radius: 12px; outline: 1px solid oklch(0 0 0 / .1); outline-offset: -1px; }
.site-header nav { display: flex; gap: 8px; flex-wrap: wrap; }
.site-header nav a { padding: 10px 14px; text-decoration: none; min-height: 44px; font-size: 16px; font-weight: 600; }
.site-header nav a[aria-current] { background: #ddebff; border-radius: 12px; }
.skip { position: absolute; top: -100px; left: 16px; padding: 12px; background: #fff; z-index: 1; }
.skip:focus { top: 12px; }
p { margin: 0 0 20px; }
h1 { font-size: clamp(44px, 4.8vw, 65px); line-height: 1.07; letter-spacing: -.055em; margin: 20px 0 26px; font-weight: 750; }
h1 span, .section-title span { color: var(--blue); }
h2 { font-size: 24px; line-height: 1.3; letter-spacing: -.025em; }
.eyebrow { color: var(--muted); font-size: 13px; font-weight: 700; letter-spacing: .065em; text-transform: uppercase; margin: 0 0 16px; }
.lead { font-size: 20px; line-height: 1.6; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 52px; padding: 13px 22px; border-radius: 16px; background: var(--blue); color: #fff; text-decoration: none; font-size: 16px; font-weight: 650; transition: background-color 150ms ease-out, transform 150ms ease-out; }
.button:hover { background: #174484; color: #fff; }
.button:active { transform: scale(.96); }
.text-link { display: inline-flex; gap: 12px; align-items: center; min-height: 44px; font-size: 16px; font-weight: 650; text-decoration: none; }
.hero { display: grid; grid-template-columns: 1fr 1.05fr; align-items: center; gap: 44px; padding: 54px 0 70px; }
.hero-copy .lead { max-width: 480px; color: var(--muted); }
.hero .eyebrow { display: flex; align-items: center; gap: 8px; font-size: 11px; letter-spacing: .045em; }
.status-dot { width: 7px; height: 7px; background: #2d7056; border-radius: 50%; flex: none; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px 24px; margin: 28px 0 20px; }
.hero-note { font-size: 13px; color: var(--muted); max-width: 340px; }
.product-preview { margin: 0; min-width: 0; padding: 36px 0 28px; position: relative; isolation: isolate; }
.product-preview::before { content: ""; position: absolute; inset: 0 -16px; background: radial-gradient(ellipse at 40% 45%, #ddebff 0%, #e5f1e8 52%, transparent 73%); z-index: -1; }
.tablet { padding: 10px; border-radius: 32px; background: #17243a; box-shadow: 0 18px 40px -16px #17243a40, 0 2px 5px #17243a20; }
.tablet-screen { background: #f5f6f2; border-radius: 22px; padding: 18px; }
.preview-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; font-size: 13px; font-weight: 750; }
.preview-brand { display: flex; align-items: center; gap: 6px; }
.preview-gear { font-size: 22px; color: var(--muted); }
.preview-sentence { display: flex; align-items: center; gap: 8px; padding: 10px; border-radius: 18px; background: #fff; box-shadow: var(--shadow-border); }
.sentence-word { display: flex; flex-direction: column; align-items: center; font-size: 11px; line-height: 1.3; font-weight: 700; width: 54px; gap: 3px; }
.sentence-word img { object-fit: contain; }
.word-emoji { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; font-size: 27px; }
.preview-play { display: flex; align-items: center; justify-content: center; margin-left: auto; width: 44px; height: 44px; border-radius: 13px; background: var(--blue); color: white; flex-shrink: 0; }
.preview-play svg { transform: translateX(2px); }
.preview-category { display: flex; justify-content: space-between; align-items: center; margin: 16px 0 12px; color: #174484; font-size: 13px; }
.preview-category > span { font-size: 19px; }
.preview-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.picture-tile { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 12px 8px 10px; border-radius: 15px; font-size: 13px; font-weight: 750; line-height: 1.4; gap: 5px; }
.picture-tile img { object-fit: contain; width: 76px; max-width: 100%; height: 76px; }
.blue { background: #ddebff; }
.green { background: #ddf2e7; }
.gold { background: #fff0c9; }
.lavender { background: #e9e2fa; }
.peach { background: #fbe2d6; }
figcaption { text-align: center; font-size: 11px; color: var(--muted); margin-top: 20px; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; padding: 36px 0 56px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.features article { padding: 0 10px 0 0; }
.feature-mark { width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; font-size: 17px; font-weight: 750; }
.features h2 { font-size: 21px; margin: 18px 0 12px; }
.features p { color: var(--muted); font-size: 16px; margin: 0; }
.section-block { margin-block: 88px; }
.section-title { font-size: clamp(32px, 3.7vw, 48px); line-height: 1.13; letter-spacing: -.045em; margin: 0 0 24px; }
.profile-section { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 64px; scroll-margin-top: 24px; }
.section-copy > p:not(.eyebrow) { color: var(--muted); font-size: 17px; }
.section-copy > .lead { color: var(--ink); font-size: 20px; }
.privacy-note { display: flex; align-items: flex-start; gap: 9px; font-size: 14px; }
.section-copy > .privacy-note { font-size: 14px; }
.privacy-note > span { color: #2d7056; font-weight: 800; }
.profile-display { padding: 24px; border-radius: 40px; background: #fff; box-shadow: var(--shadow-border); }
.display-heading { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: center; margin-bottom: 20px; font-size: 15px; font-weight: 700; }
.small-pill { padding: 4px 8px; border-radius: 8px; background: #f5f6f2; font-size: 10px; color: var(--muted); font-weight: 600; }
.profile-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.character-card { border-radius: 16px; padding: 12px 6px; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.character-card img { width: 100%; max-width: 100px; height: 100px; object-fit: contain; }
.character-card > span { font-size: 11px; font-weight: 650; text-align: center; }
.display-note { font-size: 12px; color: var(--muted); text-align: center; margin: 20px 0 0; }
.language-section { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.language-examples { display: grid; gap: 16px; min-width: 0; }
.language-example { border-radius: 24px; padding: 24px; background: #ddebff; box-shadow: var(--shadow-border); }
.language-example.spanish { background: #ddf2e7; }
.language-label { color: var(--muted); font-size: 13px; font-weight: 700; }
.language-example p { font-size: clamp(24px, 3vw, 32px); font-weight: 700; letter-spacing: -.025em; line-height: 1.3; margin: 8px 0; overflow-wrap: anywhere; }
.language-detail { font-size: 13px; color: var(--muted); }
.voice-section { background: #e8eef8; padding: 48px; border-radius: 36px; }
.voice-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: 16px; }
.voice-heading .lead { color: var(--muted); font-size: 18px; }
.voice-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.voice-card { padding: 24px; border-radius: 22px; background: #fff; box-shadow: var(--shadow-border); }
.voice-card h3 { font-size: 19px; margin: 20px 0 2px; letter-spacing: -.025em; }
.voice-card p { font-size: 12px; color: var(--muted); margin: 0; }
.waveform { display: flex; align-items: center; gap: 5px; height: 50px; color: var(--blue); }
.waveform i { display: block; width: 6px; height: 12px; border-radius: 3px; background: currentColor; }
.waveform i:nth-child(2n) { height: 28px; }
.waveform i:nth-child(3n) { height: 40px; }
.waveform i:nth-child(5) { height: 50px; }
.wave-two { color: #2d7056; }
.wave-two i:nth-child(2n) { height: 42px; }
.wave-two i:nth-child(3n) { height: 22px; }
.wave-three { color: #81539c; }
.wave-three i:nth-child(2n) { height: 20px; }
.wave-three i:nth-child(3n) { height: 44px; }
.voice-footnotes { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; margin-top: 28px; }
.voice-footnotes p { font-size: 13px; line-height: 1.7; color: var(--muted); margin: 0; }
.voice-footnotes strong { color: var(--ink); }
.callout { background: #ddf2e7; padding: 40px; border-radius: 28px; margin-bottom: 72px; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.callout h2 { font-size: 32px; line-height: 1.2; letter-spacing: -.04em; margin: 0; }
.callout p:not(.eyebrow) { font-size: 16px; color: #365b4b; }
.download-section { text-align: center; }
.download-section .small-copy { margin-top: 18px; }
.document { max-width: 760px; margin: 40px auto 64px; }
.document h1 { font-size: clamp(34px, 5vw, 48px); }
.document h2 { margin-top: 36px; }
.document-heading { margin-bottom: 28px; }
.document-heading .lead { color: var(--muted); }
.small-copy { font-size: 15px; line-height: 1.65; }
.document-card { padding: 24px; background: #fff; border-radius: 24px; box-shadow: var(--shadow-border); }
.document-card h2 { margin: 0 0 16px; font-size: 21px; }
.document-card p:last-child { margin-bottom: 0; }
.contact-card { background: #e8eef8; }
.plain-list { margin: 0; padding-left: 22px; font-size: 16px; }
.plain-list li + li { margin-top: 12px; }
.topic-nav { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 24px 0 32px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.topic-nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; font-weight: 650; }
.muted { color: var(--muted); }
details { background: #fff; box-shadow: var(--shadow-border); border-radius: 16px; margin-bottom: 12px; padding: 0 20px; }
summary { cursor: pointer; min-height: 52px; padding: 16px 0; font-weight: 650; line-height: 1.45; }
details p { padding: 0 0 8px; }
.note { margin-top: 32px; padding: 20px; border-left: 4px solid var(--line); font-size: 16px; }
.pending { color: #93410c; font-weight: 650; }
footer { border-top: 1px solid var(--line); padding-block: 24px; font-size: 13px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
footer p { margin: 0; }
footer a { display: inline-block; padding: 8px; min-height: 44px; }
@media (max-width: 960px) {
  .hero { gap: 28px; }
  h1 { font-size: 46px; }
  .hero-copy .lead { font-size: 18px; }
  .hero-actions { gap: 12px; }
  .profile-section, .language-section { gap: 32px; }
  .profile-display { padding: 20px; border-radius: 36px; }
  .voice-section { padding: 32px; }
  .voice-heading { gap: 32px; }
  .voice-card { padding: 20px; }
}
@media (max-width: 740px) {
  body { font-size: 17px; }
  .wrap { width: calc(100% - 40px); }
  .site-header { padding-block: 16px; flex-wrap: wrap; }
  .site-header nav a { padding: 10px; font-size: 14px; }
  .brand { gap: 8px; }
  .brand img { width: 40px; height: 40px; }
  .hero { grid-template-columns: 1fr; gap: 8px; padding: 32px 0 40px; }
  h1 { font-size: clamp(42px, 8.5vw, 60px); }
  .hero-copy .lead { font-size: 19px; max-width: 540px; }
  .hero-note { max-width: none; }
  .product-preview { max-width: 550px; width: 100%; margin-inline: auto; padding-top: 24px; }
  .product-preview::before { inset-inline: -8px; }
  .features { grid-template-columns: 1fr; gap: 28px; padding-block: 32px; }
  .features article { display: grid; grid-template-columns: 42px 1fr; column-gap: 16px; }
  .feature-mark { grid-row: span 2; }
  .features h2 { margin: 0 0 8px; font-size: 20px; }
  .features p { grid-column: 2; }
  .section-block { margin-block: 56px; }
  .profile-section, .language-section { grid-template-columns: 1fr; gap: 20px; }
  .profile-display { padding: 20px; }
  .voice-section { padding: 28px; border-radius: 28px; }
  .voice-heading { grid-template-columns: 1fr; gap: 0; }
  .voice-cards { gap: 12px; }
  .voice-card { padding: 16px 12px; border-radius: 16px; }
  .voice-card h3 { font-size: 17px; }
  .voice-card p { font-size: 11px; }
  .waveform { gap: 3px; height: 44px; }
  .waveform i { width: 4px; }
  .waveform i:nth-child(5) { height: 44px; }
  .voice-footnotes { grid-template-columns: 1fr; gap: 16px; }
  .callout { grid-template-columns: 1fr; gap: 20px; padding: 28px; margin-bottom: 48px; }
  .callout h2 { font-size: 29px; }
  .document { margin-top: 24px; }
}
@media (max-width: 390px) {
  .wrap { width: calc(100% - 32px); }
  .hero .eyebrow { font-size: 10px; }
  .hero-actions { gap: 12px 18px; }
  .tablet { padding: 8px; border-radius: 26px; }
  .tablet-screen { padding: 12px; border-radius: 18px; }
  .preview-grid { gap: 7px; }
  .picture-tile { padding: 8px 6px; font-size: 11px; border-radius: 12px; }
  .picture-tile img { height: 56px; }
  .sentence-word { width: 42px; }
  .preview-play { width: 36px; height: 40px; border-radius: 11px; }
  .profile-grid { gap: 8px; }
  .character-card { padding: 10px 4px; }
  .character-card img { height: 74px; }
  .character-card > span { font-size: 10px; }
  .voice-section { padding: 24px 20px; }
  .voice-cards { grid-template-columns: 1fr; }
  .voice-card { display: grid; grid-template-columns: 66px 1fr; column-gap: 16px; padding: 16px; }
  .waveform { grid-row: span 2; }
  .voice-card h3 { margin: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .button { transition: none; }
  .button:active { transform: none; }
}