:root {
  color-scheme: light;
  --bg: #fff;
  --hero: #f4f1e9;
  --text: #232920;
  --muted: #666b60;
  --accent: #84653b;
  --line: #e5e6df;
  --button: #252c23;
  --button-text: #fff;
}
html[data-resolved-theme="dark"] {
  color-scheme: dark;
  --bg: #171a16;
  --hero: #22271f;
  --text: #f2f2e9;
  --muted: #afb6a7;
  --accent: #d2b886;
  --line: #373e32;
  --button: #edf0e6;
  --button-text: #232920;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font: 15px/1.7 "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
h1, h2, h3, p, figure { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button { font: inherit; cursor: pointer; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
::selection { background: #e1d0b0; color: #232920; }
.wrap { width: min(1100px, calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 16px; z-index: 100; padding: 10px 18px; background: var(--button); color: var(--button-text); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.site-header { background: var(--hero); }
.nav { display: flex; align-items: center; height: 82px; gap: 35px; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 9px; font-size: 24px; font-weight: 650; letter-spacing: -.8px; }
.brand img { border-radius: 9px; }
.nav-links { display: flex; gap: 30px; margin-left: auto; font-size: 13px; }
.nav-links a { padding-block: 12px; }
.nav-tools { display: flex; gap: 4px; padding-left: 20px; border-left: 1px solid var(--line); }
.nav-tools button { display: grid; place-items: center; height: 44px; min-width: 40px; padding: 0; color: var(--muted); background: transparent; border: 0; font-size: 12px; font-weight: 550; }
.nav-tools svg { width: 19px; height: 19px; }
.nav-links a:hover, .nav-tools button:hover { color: var(--accent); }
.hero { background: var(--hero); overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: 30px; align-items: center; min-height: 690px; padding-block: 50px 65px; }
.hero-copy { position: relative; z-index: 2; padding-bottom: 18px; min-width: 0; }
.eyebrow { color: var(--muted); font-size: 12px; letter-spacing: .07em; }
h1 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 15px; margin-top: 20px; font-size: clamp(50px, 5.5vw, 72px); font-weight: 600; letter-spacing: -.055em; line-height: 1.18; }
h1 span { font-size: .64em; font-weight: 500; letter-spacing: -.04em; }
.hero-copy h2 { margin-top: 19px; color: var(--accent); font-size: clamp(24px, 2.45vw, 32px); font-weight: 500; letter-spacing: -.03em; line-height: 1.4; }
.hero-description { max-width: 440px; margin-top: 22px; color: var(--muted); font-size: 14px; line-height: 1.95; text-wrap: pretty; }
.download-area { margin-top: 30px; }
.download-button { display: inline-flex; align-items: center; gap: 14px; min-height: 64px; padding: 10px 21px 11px 17px; border: 1px solid var(--button); border-radius: 9px; background: var(--button); color: var(--button-text); transition: transform .18s, opacity .18s; }
.download-button:hover { transform: translateY(-2px); opacity: .9; }
.download-button > svg { width: 32px; height: 32px; }
.download-button small { display: block; font-size: 10px; line-height: 1.5; letter-spacing: .04em; }
.download-button strong { display: block; font-size: 22px; font-weight: 550; line-height: 1.25; letter-spacing: -.5px; }
.download-arrow { margin-left: 15px; font-size: 23px; }
.availability { margin-top: 12px; color: var(--muted); font-size: 11px; }
.qr-download { display: flex; align-items: center; gap: 17px; margin-top: 25px; }
.qr-download img { width: 90px; height: 90px; border-radius: 5px; background: white; }
.qr-download p { font-size: 13px; font-weight: 500; }
.qr-download span { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.product-visual { position: relative; height: 570px; width: 100%; max-width: 490px; justify-self: end; }
.phone { position: absolute; width: 245px; padding: 6px; background: #20231f; border: 1px solid #6e7267; border-radius: 39px; box-shadow: 0 30px 45px -20px #17221060, inset 0 0 0 2px #42483e; }
.phone img { width: 100%; height: auto; border-radius: 32px; }
.phone-back { width: 219px; top: 8px; right: 0; transform: rotate(7deg); }
.phone-front { top: 56px; left: 14px; transform: rotate(-5deg); }
.product-visual figcaption { position: absolute; bottom: -19px; width: 100%; text-align: center; color: var(--muted); font-size: 10px; letter-spacing: .05em; }
.features-section { padding-block: 80px 0; }
.section-heading { text-align: center; }
.section-heading h2 { font-size: 31px; font-weight: 500; letter-spacing: -.04em; line-height: 1.4; }
.section-heading p { margin-top: 13px; color: var(--muted); font-size: 14px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 50px 64px; margin-top: 57px; }
.feature > svg { width: 30px; height: 30px; margin-bottom: 17px; color: var(--accent); }
.feature h3 { font-size: 17px; font-weight: 550; }
.feature p { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.sources-link { display: flex; justify-content: space-between; gap: 20px; padding-block: 27px; margin-top: 57px; border-block: 1px solid var(--line); font-size: 13px; }
.sources-link > span { color: var(--muted); }
.sources-link a { display: flex; gap: 14px; align-items: center; }
.sources-link a:hover { color: var(--accent); }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 29px; color: var(--muted); font-size: 11px; }
.site-footer > div { display: flex; align-items: center; gap: 24px; }
.footer-brand { color: var(--text); font-size: 21px; font-weight: 600; letter-spacing: -.7px; }
.footer-links a { padding-block: 10px; }
.footer-links a:hover { color: var(--accent); }
@media (max-width: 1000px) {
 .wrap { width: calc(100% - 64px); }
 .hero-inner { gap: 15px; min-height: 630px; }
 h1 { font-size: 60px; gap: 11px; }
 .product-visual { height: 490px; }
 .phone-front { width: 213px; left: 0; }
 .phone-back { width: 190px; top: 17px; right: 4px; }
 .phone { border-radius: 33px; padding: 5px; }
 .phone img { border-radius: 27px; }
 .product-visual figcaption { bottom: -27px; }
 .feature-grid { column-gap: 35px; }
}
@media (max-width: 740px) {
 .wrap { width: calc(100% - 40px); }
 .nav { height: 70px; gap: 20px; }
 .nav-links { gap: 20px; font-size: 12px; }
 .nav-tools { gap: 0; padding-left: 12px; }
 .hero-inner { grid-template-columns: minmax(0, 1fr); padding-block: 43px 48px; gap: 28px; }
 .hero-copy { text-align: center; padding: 0; }
 .eyebrow { font-size: 11px; }
 h1 { justify-content: center; margin-top: 17px; font-size: 59px; }
 .hero-copy h2 { margin-top: 13px; font-size: 26px; }
 .hero-description { margin: 18px auto 0; max-width: 450px; font-size: 13px; }
 .hero-description br { display: none; }
 .download-area { margin-top: 23px; }
 .download-button { min-height: 59px; }
 .availability { font-size: 10px; }
 .qr-download { display: none; }
 .product-visual { justify-self: center; width: 365px; height: 460px; max-width: 100%; margin-top: 9px; }
 .phone-front { width: 202px; left: 20px; top: 31px; }
 .phone-back { width: 183px; right: 15px; top: 0; }
 .product-visual figcaption { bottom: -17px; font-size: 9px; }
 .features-section { padding-top: 52px; }
 .section-heading h2 { font-size: 27px; }
 .section-heading p { font-size: 12px; margin-top: 10px; }
 .feature-grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 33px 26px; margin-top: 35px; }
 .feature > svg { width: 26px; height: 26px; margin-bottom: 13px; }
 .feature h3 { font-size: 16px; }
 .feature p { font-size: 12px; line-height: 1.85; }
 .sources-link { margin-top: 35px; font-size: 12px; flex-wrap: wrap; gap: 8px; padding-block: 22px; }
 .site-footer { padding-block: 24px; flex-wrap: wrap; gap: 12px; }
 .site-footer > div { gap: 20px; }
}
@media (max-width: 390px) {
 .nav { gap: 10px; }
 .brand { font-size: 21px; gap: 6px; }
 .brand img { width: 30px; height: 30px; }
 .nav-links { gap: 13px; }
 .nav-tools { padding-left: 7px; }
 .nav-tools button { min-width: 31px; }
 h1 { font-size: 52px; }
 .hero-copy h2 { font-size: 23px; }
 .product-visual { height: 420px; }
 .phone-front { width: 184px; left: 6px; }
 .phone-back { width: 166px; right: 7px; }
 .phone { border-radius: 29px; }
 .phone img { border-radius: 23px; }
 .feature-grid { grid-template-columns: 1fr; gap: 0; }
 .feature { position: relative; padding: 23px 0 23px 46px; border-bottom: 1px solid var(--line); }
 .feature > svg { position: absolute; top: 23px; left: 0; }
 .feature:first-child { padding-top: 0; }
 .feature:first-child > svg { top: 0; }
 .feature:last-child { border-bottom: 0; }
 .feature p { margin-top: 7px; }
 .sources-link { margin-top: 15px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; } }