* {
  box-sizing: border-box;
}

html {
  color-scheme: dark light;
}

body {
  --bg: #061017;
  --surface: rgba(8, 21, 36, 0.9);
  --surface-strong: rgba(11, 28, 48, 0.96);
  --border: rgba(98, 214, 255, 0.22);
  --text: #f2fbff;
  --muted: #a7beca;
  --accent: #34c7ff;
  --accent-2: #35e3a7;
  --warm: #ffd166;
  --shadow: rgba(0, 0, 0, 0.34);

  margin: 0;
  background:
    linear-gradient(115deg, rgba(52, 199, 255, 0.16), transparent 35%),
    linear-gradient(245deg, rgba(53, 227, 167, 0.12), transparent 34%),
    linear-gradient(180deg, #06111f 0%, #081823 46%, #05080d 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--accent);
}

.page {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.topbar,
.footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.site-nav,
.footer-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.site-nav a,
.footer-links a,
.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  text-decoration: none;
}

.site-nav a.active,
.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2) 72%, var(--warm));
  color: #031016;
  font-weight: 800;
}

.button.secondary {
  color: var(--accent);
  font-weight: 700;
}

.language-switcher select {
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
  gap: 32px;
  align-items: center;
  min-height: min(720px, calc(100vh - 120px));
  padding: 36px 0 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 780px;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 1.02;
}

.lead {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.72;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.store-icon {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  margin-right: 2px;
}

.button.compact {
  min-height: 44px;
}

.wall-visual {
  position: relative;
  min-height: 420px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 24px 60px var(--shadow);
  overflow: hidden;
}

.wall-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  height: 270px;
}

.tile {
  position: relative;
  display: grid;
  place-items: center;
  border: 1px solid rgba(132, 218, 255, 0.32);
  border-radius: 6px;
  background: linear-gradient(145deg, rgba(52, 199, 255, 0.15), rgba(53, 227, 167, 0.08));
  overflow: hidden;
}

.tile::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 4px;
  background:
    linear-gradient(90deg, transparent 49%, rgba(255, 255, 255, 0.08) 50%, transparent 51%),
    linear-gradient(180deg, transparent 49%, rgba(255, 255, 255, 0.08) 50%, transparent 51%);
  background-size: 18px 18px;
  opacity: 0.35;
}

.tile::after {
  content: attr(data-label);
  color: rgba(242, 251, 255, 0.72);
  font-size: 12px;
  font-weight: 700;
}

.marquee {
  position: absolute;
  left: -4%;
  right: -4%;
  top: 44%;
  padding: 12px 0;
  color: #031016;
  background: linear-gradient(90deg, var(--warm), #fff0b3);
  font-size: 24px;
  font-weight: 900;
  text-align: center;
  transform: rotate(-2deg);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.metric,
.card,
.article-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-strong);
  box-shadow: 0 16px 42px var(--shadow);
}

.metric {
  padding: 14px;
}

.metric strong {
  display: block;
  color: var(--text);
  font-size: 20px;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 42px 0 8px;
}

.section h2,
.article h1 {
  margin: 0 0 14px;
  font-size: clamp(30px, 4vw, 46px);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.card,
.article-panel {
  padding: 22px;
}

.card h3 {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 19px;
}

.card p,
.article p,
.article li {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.article-panel {
  margin-top: 22px;
}

.article section {
  margin-top: 26px;
}

.article h2 {
  margin: 0 0 10px;
  font-size: 26px;
}

.article ul,
.article ol {
  display: grid;
  gap: 10px;
  padding-left: 22px;
}

.download-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 28px;
  padding: 18px;
  border: 1px solid rgba(52, 199, 255, 0.32);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(52, 199, 255, 0.14), rgba(53, 227, 167, 0.08));
}

.download-strip strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-size: 18px;
}

.footer-bar {
  margin-top: 46px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .wall-visual {
    min-height: 340px;
  }

  .wall-grid {
    height: 220px;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .download-strip {
    align-items: stretch;
    flex-direction: column;
  }
}