:root {
  color-scheme: light;
  --paper: #faf9f6;
  --ink: #252321;
  --muted: #77726d;
  --accent: #e64e27;
  --line: #e7e4df;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body { margin: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; border-radius: 4px; }
h1, h2, h3, p { margin: 0; }
[hidden] { display: none !important; }
::selection { background: #f6c9ba; color: #252321; }
.container { width: min(1160px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 10; left: 20px; top: 12px; padding: 14px 20px; background: var(--ink); color: white; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 5; background: rgb(250 249 246 / 96%); border-bottom: 1px solid var(--line); }
.nav { min-height: 88px; display: flex; justify-content: space-between; align-items: center; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; }
.brand-icon { width: 36px; height: 36px; border-radius: 10px; flex: none; }
.brand-wordmark { width: 108px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; font-size: 14px; font-weight: 550; }
.nav-links a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; }
.nav-explore { color: #625e59; }
.nav-explore:hover { color: #bd3e1e; }
.nav-download { background: var(--ink); color: white; padding: 0 21px; border-radius: 999px; gap: 18px; transition: background .18s; }
.nav-download:hover { background: #bd3e1e; }
.nav-download span { font-size: 18px; }
.language-switch { display: flex; align-items: center; gap: 3px; font-size: 12px; color: var(--muted); }
.language-switch a { min-width: 28px; }
.language-switch a[aria-current="page"] { color: var(--ink); font-weight: 700; }
.language-switch > span { color: #b3aca4; }

.hero { position: relative; min-height: 760px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; padding-block: 36px 76px; }
.hero-copy { position: relative; z-index: 2; padding-bottom: 12px; }
.hero-wordmark { width: min(350px, 100%); height: auto; }
.hero-name { font-size: 38px; font-weight: 550; letter-spacing: -1px; margin-top: 20px; }
.hero-description { font-size: 15px; line-height: 1.9; color: #6b655f; margin: 20px 0 32px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px 24px; }
.store-link { display: inline-flex; min-height: 54px; border-radius: 10px; }
.store-link img { width: 162px; height: 54px; }
.store-link:hover { opacity: .8; }
.app-rating { display: inline-flex; flex-direction: column; gap: 8px; min-height: 64px; margin-top: 28px; }
.rating-line { display: flex; align-items: center; gap: 10px; }
.rating-stars { width: 100px; height: 22px; flex-shrink: 0; }
.rating-line strong { font-size: 34px; line-height: 1.2; font-weight: 750; letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.rating-label { color: #66635f; font-size: 15px; font-weight: 600; }
.rating-meta { color: #77726d; font-size: 12px; line-height: 1.6; }
.platforms { margin-top: 18px; font-size: 11px; color: var(--muted); letter-spacing: .1px; }
.platforms span { padding-inline: 5px; color: #a9a39c; }
.hero-art { position: relative; width: 100%; aspect-ratio: 580 / 660; min-width: 0; }
/* Measured screen opening in the original Apple frame. Preserve screenshot ratio. */
.phone { position: relative; aspect-ratio: 1470 / 3000; filter: drop-shadow(0 14px 12px rgb(42 28 20 / 10%)); }
.phone-screen { position: absolute; left: 5.10204082%; top: 2.2%; width: 89.79591837%; height: 95.6%; border-radius: 14.47% / 6.66%; object-fit: cover; }
.phone-frame { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-phone { position: absolute; width: 56%; right: 7%; top: 2%; transform: rotate(7deg); }
.watch { object-fit: contain; height: auto; mask-size: 100% 100%; -webkit-mask-size: 100% 100%; mask-repeat: no-repeat; -webkit-mask-repeat: no-repeat; }
.watch-player { mask-image: url("/home/assets/watch-player-mask.png"); -webkit-mask-image: url("/home/assets/watch-player-mask.png"); }
.watch-library { mask-image: url("/home/assets/watch-library-mask.png"); -webkit-mask-image: url("/home/assets/watch-library-mask.png"); }
.hero-watch { position: absolute; width: 53%; left: -5%; top: 29%; transform: rotate(-11deg); }
.explore-link { position: absolute; bottom: 32px; left: 0; min-height: 44px; display: flex; align-items: center; gap: 22px; font-size: 11px; color: var(--muted); letter-spacing: 1px; }
.explore-link span { font-size: 18px; color: var(--ink); }

.features { padding-top: 24px; }
.feature { position: relative; isolation: isolate; overflow: hidden; }
.feature h2 { font-size: 44px; font-weight: 600; line-height: 1.3; letter-spacing: -1.6px; }
.feature p { color: var(--muted); font-size: 15px; line-height: 1.7; margin-top: 18px; }
.caption-feature { display: grid; grid-template-columns: 1fr 1fr; height: 700px; border-top: 1px solid var(--line); }
.caption-feature .feature-copy { padding: 60px 0 60px 40px; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
.caption-feature h2 { font-size: 56px; line-height: 1.3; letter-spacing: -2px; }
.caption-feature h2 span { color: var(--accent); }
.caption-feature p { margin-top: 24px; }
.caption-art { position: relative; }
.caption-phone { position: absolute; width: 300px; left: 50%; top: 45px; transform: translateX(-50%) rotate(4deg); }
.feature-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; border-top: 1px solid var(--line); padding-top: 40px; }
.feature-pair .feature { height: 760px; }
.feature-pair .feature-copy { position: relative; z-index: 2; padding: 24px 24px 0; }
.watch-art { position: absolute; inset: 220px 0 0; }
.watch-art .watch-library { position: absolute; width: 50%; right: 1%; top: 0; transform: rotate(12deg); }
.watch-art .watch-player { position: absolute; width: 56%; left: 0; top: 0; transform: rotate(-12deg); }
.recognition-art { position: absolute; inset: 210px 0 0; }
.recognition-phone { width: 244px; position: absolute; left: 50%; top: 10px; transform: translateX(-50%) rotate(-7deg); }
.everyday-features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px 32px; border-top: 1px solid var(--line); padding-block: 60px 72px; }
.everyday-features article { display: flex; align-items: flex-start; gap: 17px; }
.everyday-features svg { width: 30px; height: 30px; flex-shrink: 0; stroke: var(--accent); stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.everyday-features h3 { font-size: 16px; font-weight: 600; line-height: 1.8; }
.everyday-features p { font-size: 12px; color: var(--muted); line-height: 1.8; margin-top: 5px; }

.footer { display: flex; align-items: center; justify-content: space-between; min-height: 100px; gap: 32px; }
.footer nav { display: flex; gap: 26px; }
.footer nav a { display: flex; align-items: center; min-height: 44px; font-size: 11px; color: #625e59; }
.footer nav a:hover { color: #bd3e1e; }
.copyright { color: var(--muted); font-size: 10px; }

@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero { min-height: 690px; }
  .hero-name { font-size: 34px; }
  .hero-description { font-size: 13px; }
  .hero-actions { gap: 16px; }
  .caption-feature .feature-copy { padding-left: 24px; }
  .feature-pair { gap: 32px; }
  .feature-pair h2 { font-size: 38px; }
  .feature-pair .feature { height: 740px; }
  .everyday-features { gap: 20px; }
  .everyday-features article { gap: 12px; }
}
@media (max-width: 800px) {
  .container { width: calc(100% - 48px); }
  .nav { min-height: 76px; }
  .hero { grid-template-columns: 1fr; text-align: center; padding-block: 60px 70px; }
  .hero-copy { padding-bottom: 0; }
  .hero-wordmark { margin-inline: auto; }
  .hero-name { font-size: 32px; margin-top: 15px; }
  .hero-description { font-size: 14px; margin-block: 19px 27px; }
  .hero-actions { justify-content: center; }
  .app-rating { align-items: center; }
  .hero-art { width: min(500px, 100%); margin: 44px auto 0; }
  .explore-link { left: 50%; transform: translateX(-50%); bottom: 12px; }
  .caption-feature { height: 630px; }
  .caption-feature .feature-copy { padding: 48px 0 44px 24px; }
  .caption-feature h2 { font-size: 46px; }
  .caption-phone { width: 260px; top: 50px; }
  .feature-pair { gap: 24px; }
  .feature-pair .feature-copy { padding: 20px 12px 0; }
  .feature-pair h2 { font-size: 31px; letter-spacing: -1px; }
  .feature-pair p { font-size: 13px; }
  .feature-pair .feature { height: 680px; }
  .watch-art { top: 210px; }
  .watch-art .watch-player { width: 76%; left: -8%; }
  .watch-art .watch-library { width: 66%; right: -5%; }
  .recognition-art { top: 190px; }
  .recognition-phone { width: 220px; }
  .everyday-features { gap: 24px; padding-block: 48px 56px; }
  .everyday-features article { flex-direction: column; gap: 10px; }
  .everyday-features h3 { font-size: 14px; }
  .footer { flex-wrap: wrap; gap: 0 20px; padding-block: 26px; }
  .footer nav { gap: 22px; }
  .copyright { width: 100%; padding-top: 7px; }
}
@media (max-width: 560px) {
  html { scroll-padding-top: 88px; }
  .container { width: calc(100% - 40px); }
  .nav { min-height: 72px; }
  .brand { gap: 8px; }
  .brand-icon { width: 32px; height: 32px; border-radius: 9px; }
  .brand-wordmark { width: 94px; }
  .nav-links { gap: 10px; font-size: 12px; }
  .nav-explore { display: none !important; }
  .nav-download { padding-inline: 10px; gap: 7px; white-space: nowrap; }
  .hero { padding-top: 48px; padding-bottom: 70px; }
  .hero-wordmark { width: min(310px, 100%); }
  .hero-name { font-size: 28px; }
  .hero-description { font-size: 12px; margin-block: 18px 26px; }
  .hero-actions { gap: 10px 16px; }
  .app-rating { gap: 8px; margin-top: 24px; }
  .rating-stars { width: 86px; height: 20px; }
  .rating-line { gap: 7px; }
  .rating-line strong { font-size: 29px; }
  .rating-label { font-size: 12px; }
  .rating-meta { font-size: 11px; }
  .platforms { font-size: 10px; margin-top: 17px; }
  .platforms span { padding-inline: 3px; }
  .hero-art { width: calc(100% + 12px); max-width: none; margin-left: -6px; margin-top: 38px; }
  .hero-phone { width: 56%; right: 8%; }
  .hero-watch { left: -2%; }
  .explore-link { font-size: 10px; gap: 14px; bottom: 5px; }
  .features { padding-top: 24px; }
  .caption-feature { height: 810px; display: block; }
  .caption-feature .feature-copy { padding: 36px 16px 0; }
  .caption-feature h2 { font-size: 42px; letter-spacing: -1px; }
  .caption-feature p { font-size: 14px; margin-top: 17px; }
  .caption-art { position: absolute; inset: 230px 0 0; }
  .caption-phone { width: 270px; max-width: 80%; top: 4px; }
  .feature-pair { grid-template-columns: 1fr; gap: 0; padding-top: 0; }
  .feature-pair .feature { height: 740px; }
  .feature-pair .feature-copy { padding: 36px 16px 0; }
  .feature-pair h2 { font-size: 36px; }
  .feature-pair p { font-size: 13px; margin-top: 17px; }
  .watch-art { top: 240px; }
  .watch-art .watch-player { width: 78%; left: -8%; top: 0; }
  .watch-art .watch-library { width: 67%; right: -4%; top: -8%; }
  .recognition-feature { border-top: 1px solid var(--line); }
  .recognition-art { top: 180px; }
  .recognition-phone { width: 244px; max-width: 82%; }
  .everyday-features { grid-template-columns: 1fr; gap: 30px; padding: 42px 12px 50px; }
  .everyday-features article { flex-direction: row; gap: 20px; }
  .everyday-features svg { width: 29px; height: 29px; margin-top: 3px; }
  .everyday-features h3 { font-size: 16px; }
  .everyday-features p { font-size: 12px; margin-top: 2px; }
  .footer { justify-content: center; text-align: center; padding-block: 28px; }
  .footer nav { margin: 4px 0 0; gap: 26px; }
  .copyright { padding-top: 10px; }
}
@media (max-width: 370px) {
  .nav-download { display: none !important; }
  .rating-label > span { display: block; font-size: 11px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .store-link img { width: 162px; height: 54px; }
  .caption-feature { height: 720px; }
  .feature-pair .feature { height: 700px; }
}
html[lang="en"] .caption-feature h2 { font-size: clamp(36px, 4vw, 48px); }
@media (max-width: 560px) {
  html[lang="en"] .feature-pair h2 { font-size: 32px; }
  html[lang="en"] .rating-label > span { display: block; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}