:root {
  color-scheme: dark;
  --bg: #131314;
  --bg-panel: rgba(30, 31, 32, 0.88);
  --text: #e3e3e3;
  --text-muted: #9aa0a6;
  --primary: #90caf9;
  --primary-dark: #1565c0;
  --border: rgba(255, 255, 255, 0.08);
  --max-width: 720px;
  --page-width: 960px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body {
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.35), transparent),
    radial-gradient(1px 1px at 60% 70%, rgba(144, 202, 249, 0.4), transparent),
    radial-gradient(1px 1px at 80% 10%, rgba(255, 255, 255, 0.25), transparent),
    radial-gradient(1px 1px at 40% 90%, rgba(255, 255, 255, 0.2), transparent),
    radial-gradient(1.5px 1.5px at 10% 80%, rgba(255, 255, 255, 0.3), transparent),
    radial-gradient(1.5px 1.5px at 90% 40%, rgba(144, 202, 249, 0.25), transparent);
  background-color: var(--bg);
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header,
.site-footer {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--text-muted);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  text-decoration: none;
}

main {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 1rem 1.5rem 3rem;
}

.hero,
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 2rem;
  backdrop-filter: blur(8px);
}

.hero {
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
}

.hero p.lead {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 38rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.25rem;
}

.feature h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--primary);
}

.feature p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.download-hero {
  text-align: center;
}

.download-hero h1,
.download-hero .lead,
.download-meta {
  margin-left: auto;
  margin-right: auto;
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(61, 220, 132, 0.35);
  background: rgba(61, 220, 132, 0.12);
  color: #7dffb0;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.platform-icon {
  width: 1.25rem;
  height: 1.25rem;
}

.download-meta {
  margin: 0 0 1.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.download-meta-sep {
  margin: 0 0.45rem;
}

.download-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 12rem;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(21, 101, 192, 0.35);
}

.download-btn:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.store-soon {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-radius: 1rem;
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  max-width: 18rem;
}

.store-soon strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
}

.store-soon span {
  font-size: 0.85rem;
}

.store-icon {
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
  opacity: 0.55;
}

.install-panel {
  margin-top: 1.5rem;
}

.install-steps {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.install-steps li + li {
  margin-top: 0.5rem;
}

.install-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-cta {
  margin-top: 1.5rem;
}

.hero-cta .download-btn {
  min-width: 10rem;
}

.legal-page {
  max-width: var(--max-width);
}

.legal-page h1 {
  margin-top: 0;
  font-size: 1.75rem;
}

.legal-page h2 {
  margin-top: 2rem;
  font-size: 1.15rem;
  color: var(--primary);
}

.legal-page p,
.legal-page li {
  color: var(--text-muted);
}

.legal-page ul {
  padding-left: 1.25rem;
}

.meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero,
  .panel {
    padding: 1.25rem;
  }
}