.hero-layout { max-width: 1460px; padding-block: 72px 70px; }
.site-nav a { border-radius: 0; padding: 0; color: inherit; background: none; }
.site-nav a.language-link { border-radius: 30px; padding: 8px 17px; color: #fff; background: #476354; }
.hero-copy { max-width: 780px; margin-inline: auto; text-align: center; }
.hero-copy h1 { font-size: clamp(56px, 6.5vw, 92px); letter-spacing: -.04em; }
html[lang="en"] .hero-copy h1 { font-size: clamp(58px, 7vw, 96px); }
.hero-description { max-width: 48em; margin-inline: auto; font-size: 22px; }
.hero-themes { max-width: 1340px; margin: 58px auto 0; text-align: center; }
.theme-tabs { display: inline-flex; align-items: center; gap: 4px; padding: 5px; border: 1px solid #d2d2d7; border-radius: 999px; background: #f5f5f7; }
.theme-tabs button { min-width: 76px; padding: 10px 18px; border-radius: 999px; color: #6e6e73; font-size: 13px; transition: color 180ms, background 180ms, box-shadow 180ms; }
.theme-tabs button[aria-selected="true"] { color: #1d1d1f; background: #fff; box-shadow: 0 2px 8px rgba(37, 37, 48, .08); }
.theme-tabs button:focus-visible { outline-offset: 4px; }
.hero-theme-panels { margin-top: 28px; }
.hero-theme-panel[aria-hidden="true"] { display: none; }
.cross-device-stage { display: grid; grid-template-columns: 1.65fr 1fr .6fr; align-items: end; gap: 28px; max-width: 1260px; margin: 0 auto; padding: 16px 12px 0; }
.device-showcase { min-width: 0; }
.device-frame { overflow: hidden; padding: 5px; border: 1px solid #a5a5ab; border-radius: 17px; background: #252529; box-shadow: 0 22px 36px -24px rgba(37, 37, 48, .5); }
.device-frame img { width: 100%; border-radius: 11px; }
.device-mac { padding: 7px; border-radius: 13px; background: #252529; }
.device-mac img { border-radius: 6px; }
.device-showcase-mac .device-frame { position: relative; overflow: visible; }
.device-mac::after { content: ""; position: absolute; height: 7px; bottom: -7px; left: -2%; width: 104%; border-radius: 1px 1px 12px 12px; background: linear-gradient(#dddde2, #a7a7ae); }
.device-phone { border-radius: 24px; }
.device-phone img { border-radius: 18px; }
.device-showcase figcaption { display: flex; flex-direction: column; min-height: 48px; margin-top: 25px; gap: 5px; text-align: center; }
.device-showcase figcaption strong { font-size: 19px; font-weight: 600; }
.device-showcase figcaption span { color: #6e6e73; font-size: 14px; line-height: 1.5; }
.hero-footnote { margin-top: 22px; color: #6e6e73; text-align: center; font-size: 12px; }
.hero-mobile-hint { display: none; }
.day-section { background: #fff; padding-top: 110px; }
.listening-story { padding-top: 110px; }
.chapter-copy { max-width: 820px; margin-inline: auto; padding: 0 28px 54px; text-align: center; }
.chapter-copy h2 { font-size: clamp(38px, 4.4vw, 64px); font-weight: 600; line-height: 1.25; letter-spacing: -.035em; }
.chapter-copy p { margin-top: 28px; color: #515158; font-size: 21px; line-height: 1.9; }
.chapter-copy small { display: block; margin-top: 22px; color: #476354; font-size: 15px; }
.chapter-scene { position: relative; max-width: 1672px; margin-inline: auto; }
.scene-photo { width: 100%; height: auto; }
.chapter-scene figcaption { padding: 12px 24px; color: #515158; font-size: 11px; text-align: right; }
.ai-proof { max-width: 1180px; margin: 0 auto; padding: 0 48px 30px; }
.ai-proof img { width: 100%; }
.ai-proof figcaption { padding-top: 12px; color: #515158; font-size: 11px; text-align: right; }

@media (max-width: 767px) {
  .site-nav a.language-link { display: none; }
  .hero-layout { padding: 48px 24px 46px; }
  .hero-copy h1, html[lang="en"] .hero-copy h1 { font-size: clamp(46px, 11vw, 72px); }
  .hero-description { font-size: 18px; line-height: 1.8; }
  .hero-themes { margin-top: 42px; }
  .theme-tabs { max-width: 100%; overflow-x: auto; }
  .theme-tabs button { min-width: 70px; padding-inline: 14px; }
  .hero-theme-panels { margin-top: 20px; }
  .hero-devices { display: flex; align-items: flex-start; overflow-x: auto; gap: 22px; padding: 12px 8px 26px; scroll-snap-type: x mandatory; scrollbar-color: #476354 #e9e9ed; scrollbar-width: thin; }
  .hero-devices .device-showcase { flex: 0 0 86%; max-width: none; scroll-snap-align: center; }
  .hero-devices .device-tablet { max-width: 300px; margin-inline: auto; }
  .hero-devices .device-phone { max-width: 245px; margin-inline: auto; }
  .hero-devices .device-showcase figcaption span { display: block; }
  .device-showcase figcaption strong { font-size: 17px; }
  .device-showcase figcaption span { font-size: 12px; }
  .hero-mobile-hint { display: block; margin-top: 14px; color: #515158; text-align: center; font-size: 13px; }
  .hero-footnote { margin-top: 16px; font-size: 10px; }
  .day-section { padding-top: 72px; }
  .listening-story { padding-top: 72px; }
  .chapter-copy { padding: 0 24px 32px; text-align: left; }
  .chapter-copy h2 { font-size: 34px; }
  .chapter-copy p { margin-top: 22px; font-size: 17px; line-height: 1.85; }
  .chapter-copy small { font-size: 13px; }
  .scene-photo { min-height: 330px; object-fit: cover; object-position: 65% center; }
  .story-work .scene-photo { min-height: 0; object-fit: contain; object-position: center; }
  .story-work .chapter-copy h2 { font-size: 28px; }
  .story-ai .chapter-copy h2 { font-size: 32px; }
  .ai-image-window { overflow-x: auto; border-radius: 16px; scrollbar-width: thin; }
  .ai-image-window img { width: 720px; max-width: none; }
  .ai-proof { padding: 0 24px 20px; }
}

@media (min-width: 1024px) {
  .hero-layout { padding-block: 92px 76px; }
  .hero-copy h1 { font-size: clamp(60px, 6vw, 88px); line-height: 1.16; }
  html[lang="en"] .hero-copy h1 { font-size: clamp(60px, 6vw, 88px); }
  .hero-description { font-size: 21px; }
  .hero-actions { justify-content: center; }
  .hero-devices { gap: 24px; }
}

.growth-section { padding: 72px 0; background: #fff; }
.growth-section h2 { font-size: clamp(30px, 4vw, 48px); margin-bottom: 28px; }
.growth-guides { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.growth-guides a { display: block; padding: 28px; border: 1px solid #d2d2d7; border-radius: 16px; }
.growth-guides strong { display: block; font-size: 20px; line-height: 1.4; }
.growth-guides p { margin-top: 16px; color: #515158; line-height: 1.8; }
.growth-more { display: inline-block; margin-top: 24px; color: #476354; }
.download-section .primary-action { margin-top: 22px; font-size: 16px; }
@media (max-width: 767px) { .growth-guides { grid-template-columns: 1fr; } .growth-section { padding: 48px 0; } }

/* Keep the two listening stories spacious; detailed setup stays expandable. */
.chapter-copy .lyric-detail { font-size: 17px; line-height: 1.8; color: #6e6e73; }
.singalong-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: center; gap: 48px; max-width: 1380px; margin: 0 auto; padding: 0 48px 80px; }
.singalong-layout .ai-proof { padding: 0; min-width: 0; }
.lyric-benefits { display: grid; gap: 32px; }
.lyric-benefits dt { font-size: 25px; font-weight: 600; letter-spacing: -.02em; }
.lyric-benefits dd { margin-top: 10px; color: #515158; font-size: 17px; line-height: 1.8; }
.feature-condition { margin-top: 30px; color: #6e6e73; font-size: 12px; line-height: 1.8; }
.specifications-section { padding-block: 36px; }
.home-faq { max-width: 1060px; margin: auto; }
.home-faq summary { cursor: pointer; font-size: 19px; padding: 18px 0; color: #515158; }
.home-faq summary:focus-visible { outline: 2px solid #476354; outline-offset: 6px; }
.home-faq dl { margin-top: 20px; }
.home-resources { display: flex; justify-content: center; flex-wrap: wrap; gap: 30px; padding: 24px; color: #476354; font-size: 15px; }
@media (max-width: 900px) { .singalong-layout { grid-template-columns: 1fr; padding: 0 24px 48px; gap: 32px; } .singalong-layout .ai-image-window img { width: 100%; max-width: 100%; } .lyric-benefits { gap: 26px; } .lyric-benefits dt { font-size: 22px; } .lyric-benefits dd { font-size: 16px; } }
@media (max-width: 767px) {
  .hero-devices .device-tablet { max-width: 220px; }
  .hero-devices .device-phone { max-width: 145px; margin-inline: auto; }
}

.lyric-experience { max-width: 1300px; margin: 80px auto 0; padding: 0 48px; }
.experience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 44px; }
.experience-grid .experience-value { font-size: clamp(32px, 4vw, 52px); font-weight: 600; letter-spacing: -.04em; color: #476354; }
.experience-grid .experience-label { margin-top: 18px; font-size: 21px; font-weight: 600; line-height: 1.4; }
.experience-grid p:last-child { margin-top: 16px; font-size: 16px; color: #515158; line-height: 1.8; }
.style-note { margin-top: 58px; padding: 32px 0; border-top: 1px solid #d2d2d7; border-bottom: 1px solid #d2d2d7; }
.style-note h2 { font-size: 24px; font-weight: 600; }
.style-note p { max-width: 850px; margin-top: 16px; font-size: 17px; line-height: 1.9; color: #515158; }
.singalong-screen { max-width: 1200px; margin: 0 auto; padding: 0 48px 70px; }
.singalong-screen > div { max-width: 760px; margin: 0 auto 36px; text-align: center; }
.singalong-screen h2 { font-size: clamp(30px, 4vw, 45px); font-weight: 600; letter-spacing: -.03em; }
.singalong-screen p { margin-top: 20px; font-size: 18px; color: #515158; line-height: 1.8; }
.singalong-screen img { width: 100%; height: auto; border-radius: 18px; }
.singalong-screen figcaption { font-size: 11px; color: #6e6e73; text-align: right; margin-top: 10px; }
@media (max-width: 767px) { .lyric-experience { margin-top: 52px; padding: 0 24px; } .lyric-experience .chapter-copy { padding-inline: 0; } .experience-grid { grid-template-columns: 1fr; gap: 32px; } .style-note { margin-top: 38px; } .style-note h2 { font-size: 22px; } .style-note p { font-size: 16px; } .singalong-screen { padding: 0 24px 48px; } .singalong-screen > div { text-align: left; } .singalong-screen p { font-size: 17px; } }