:root {
  --header-footer: #0a0a0a;
  --hero-bg: #1a1020;
  --text: #f0f0f0;
  --text-muted: #9a9a9a;
  --btn: #f5c518;
  --btn-hover: #ffd84d;
  --btn-text: #111;
  --btn-soon: #6a5a20;
  --blue: #2196f3;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--header-footer);
}

.site-header,
.site-footer {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--header-footer);
}

.site-header {
  height: 56px;
  border-bottom: 1px solid #1f1f1f;
}

.site-footer {
  padding: 1.25rem 1.5rem 1.5rem;
  border-top: 1px solid #1f1f1f;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-inner {
  text-align: center;
  line-height: 1.5;
}

.footer-copy {
  margin: 0 0 0.35rem;
  color: var(--text);
}

.footer-tagline {
  margin: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: inherit;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 7px;
}

.brand-name {
  font-size: 0.95rem;
  font-weight: 600;
}

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding: 2rem 1.5rem 2.5rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, #2a1840 0%, var(--hero-bg) 55%, #120a18 100%);
}

.hero-image {
  width: min(720px, 100%);
  line-height: 0;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.download-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  width: min(720px, 100%);
}

.download-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  width: 100%;
  padding: 0.85rem 1rem 0.75rem;
  border: none;
  border-radius: 4px;
  background: var(--btn);
  color: var(--btn-text);
  font-family: inherit;
  text-align: center;
  text-decoration: none;
  overflow: hidden;
}

.btn-platform {
  font-size: 0.95rem;
  font-weight: 700;
}

.btn-version {
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0.75;
}

.download-btn--active {
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.download-btn--active:hover {
  background: var(--btn-hover);
  transform: translateY(-1px);
}

.download-btn--soon {
  background: var(--btn-soon);
  color: rgba(0, 0, 0, 0.45);
  cursor: not-allowed;
  user-select: none;
}

.soon-banner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.15rem 0;
  background: var(--blue);
  color: #fff;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
}

.download-btn--soon {
  padding-top: 1.5rem;
}

.download-btn--soon .btn-version {
  opacity: 0.4;
}

@media (max-width: 520px) {
  .download-row {
    grid-template-columns: 1fr;
  }
}