:root {
  color-scheme: dark;
  --bg: #1b1b1b;
  --surface: #232523;
  --surface-2: #292e29;
  --line: #3b473d;
  --text: #f4f7f2;
  --muted: #b9c5ba;
  --accent: #a8e7b1;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
img { display: block; max-width: 100%; }
.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: absolute; top: -80px; left: 16px; z-index: 20; padding: 12px 18px; background: var(--accent); color: #142017; border-radius: 8px; }
.skip-link:focus { top: 12px; }

.site-header { display: flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 84px; border-bottom: 1px solid #333b34; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; white-space: nowrap; font-size: 18px; font-weight: 800; letter-spacing: -.025em; }
.brand img { width: 39px; height: 39px; border-radius: 12px; }
.brand span { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 26px; }
.header-actions > a { color: var(--muted); font-size: 13px; font-weight: 700; text-decoration: none; }
.header-actions > a:hover, .footer a:hover { color: var(--text); }
.language-switch { display: inline-flex; gap: 3px; padding: 4px; border: 1px solid var(--line); border-radius: 100px; }
.language-switch a { min-width: 42px; padding: 7px 9px; border-radius: 100px; color: var(--muted); font-size: 12px; font-weight: 800; line-height: 1; text-align: center; text-decoration: none; }
.language-switch a[aria-current="page"] { background: var(--accent); color: #142017; }
.language-switch a:not([aria-current="page"]):hover { color: var(--text); background: #323a33; }

.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); align-items: center; gap: clamp(24px, 5vw, 70px); min-height: 610px; padding-block: 80px 100px; }
.eyebrow { display: inline-flex; align-items: center; gap: 11px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.hero h1 { max-width: 650px; margin: 25px 0 24px; font-size: clamp(50px, 6.4vw, 86px); line-height: .99; letter-spacing: -.07em; }
.hero h1 em { color: var(--accent); font-style: normal; }
.lead { max-width: 570px; margin: 0; color: var(--muted); font-size: clamp(17px, 1.85vw, 20px); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 13px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 23px; border: 1px solid transparent; border-radius: 12px; font-size: 14px; font-weight: 800; text-decoration: none; transition: transform .2s, background-color .2s, border-color .2s; }
.button:hover, .store-card:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #142017; }
.button-primary:hover { background: #c0f1c8; }
.button-secondary { border-color: #6b856f; color: var(--text); }
.button-secondary:hover { border-color: var(--accent); background: #2b342c; }
.hero-note { max-width: 520px; margin: 23px 0 0; color: #9cafa0; font-size: 12px; line-height: 1.55; }

.signal { position: relative; display: grid; place-items: center; min-height: 440px; overflow: hidden; border: 1px solid #405544; border-radius: 32px; background: radial-gradient(circle at 50% 48%, #29452e 0, #222b23 35%, #1f211f 75%); isolation: isolate; }
.signal::before, .signal::after { content: ""; position: absolute; width: 340px; height: 340px; border: 1px solid #658b69; border-radius: 50%; opacity: .8; z-index: -1; }
.signal::after { width: 245px; height: 245px; border-style: dashed; opacity: .56; }
.signal-grid { position: absolute; inset: 0; z-index: -2; opacity: .13; background-image: linear-gradient(#b6dcbc 1px, transparent 1px), linear-gradient(90deg, #b6dcbc 1px, transparent 1px); background-size: 44px 44px; mask-image: radial-gradient(circle, black, transparent 78%); }
.signal-logo { width: 164px; height: 164px; padding: 10px; border: 1px solid #89af8d; border-radius: 37px; background: #1d211d; box-shadow: 0 26px 75px #0009; transform: rotate(-7deg); }
.signal-logo img { width: 100%; height: 100%; object-fit: cover; border-radius: 29px; transform: rotate(7deg); }
.signal-chip { position: absolute; display: inline-flex; align-items: center; gap: 9px; padding: 11px 14px; border: 1px solid #638468; border-radius: 10px; background: #1d281f; color: #d8ecda; font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; box-shadow: 0 12px 35px #0005; }
.signal-chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.signal-chip-top { top: 39px; right: 29px; }
.signal-chip-bottom { bottom: 37px; left: 28px; }

.section { padding-block: 74px; border-top: 1px solid #343b35; }
.section h2, .download h2 { margin: 16px 0; font-size: clamp(33px, 4.5vw, 52px); line-height: 1.07; letter-spacing: -.055em; }
.section-intro { max-width: 710px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 34px; }
.feature { min-height: 239px; padding: 27px; border: 1px solid var(--line); border-radius: 19px; background: var(--surface); }
.feature-index { color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.feature h3 { margin: 33px 0 11px; font-size: 21px; letter-spacing: -.035em; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.privacy { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 35px; padding: 42px; border: 1px solid #59715d; border-radius: 22px; background: linear-gradient(110deg, #263628, #222622); }
.privacy h2 { margin-bottom: 0; }
.privacy p { margin: 0; color: #c2d0c4; font-size: 16px; line-height: 1.75; }
.privacy a { color: var(--accent); text-underline-offset: 4px; }
.download { display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; gap: 44px; padding-block: 75px 84px; }
.download h2 { margin-bottom: 12px; }
.download p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.6; }
.store-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.store-card { display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; min-height: 177px; padding: 20px; border: 1px solid #506454; border-radius: 17px; background: var(--surface-2); text-decoration: none; transition: transform .2s, border-color .2s, background-color .2s; }
.store-card:hover { border-color: var(--accent); background: #2e382f; }
.store-card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.store-name { display: flex; justify-content: space-between; gap: 8px; width: 100%; font-size: 14px; font-weight: 800; }
.store-name span { color: var(--accent); font-size: 19px; line-height: 1; }
.store-card img { width: auto; height: 54px; object-fit: contain; object-position: left center; }
.footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; padding-block: 29px 44px; border-top: 1px solid #343b35; color: #9cad9e; font-size: 12px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 19px; }
.footer a { color: #c6d8c8; text-decoration: none; }

@media (max-width: 850px) {
  .hero { grid-template-columns: 1fr; gap: 42px; padding-block: 64px 66px; }
  .signal { min-height: 330px; }
  .features { grid-template-columns: 1fr; }
  .feature { min-height: auto; }
  .feature h3 { margin-top: 24px; }
  .privacy, .download { grid-template-columns: 1fr; }
  .download { gap: 25px; }
}
@media (max-width: 560px) {
  .shell { width: calc(100% - 32px); }
  .site-header { min-height: 72px; }
  .header-actions { gap: 11px; }
  .header-actions > a { display: none; }
  .hero { padding-top: 52px; }
  .hero-actions .button { width: 100%; }
  .signal { min-height: 292px; }
  .signal::before { width: 265px; height: 265px; }
  .signal::after { width: 192px; height: 192px; }
  .signal-logo { width: 127px; height: 127px; border-radius: 30px; }
  .signal-logo img { border-radius: 23px; }
  .signal-chip { padding: 8px 10px; font-size: 9px; }
  .signal-chip-top { top: 17px; right: 15px; }
  .signal-chip-bottom { bottom: 16px; left: 15px; }
  .section { padding-block: 59px; }
  .feature { padding: 23px; }
  .privacy { padding: 27px 24px; }
  .download { padding-block: 62px; }
  .store-list { grid-template-columns: 1fr; }
  .store-card { min-height: 118px; flex-direction: row; align-items: center; gap: 12px; }
  .store-card img { height: 49px; max-width: 143px; }
  .store-name { flex-direction: column; width: auto; }
  .store-name span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, .store-card { transition: none; }
  .button:hover, .store-card:hover { transform: none; }
}