:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --max-width: 720px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.18), transparent),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  color: #a5b4fc;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}

.app-icon {
  width: 96px;
  height: 96px;
  border-radius: 22%;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  margin-bottom: 1.25rem;
}

.app-icon-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  border-radius: 22%;
  background: linear-gradient(135deg, #0d47a1, #1565c0);
  font-size: 2rem;
  font-weight: 700;
  color: white;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  margin-bottom: 1.25rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2rem, 5vw, 2.75rem);
  letter-spacing: -0.03em;
}

.tagline {
  margin: 0 auto 2rem;
  max-width: 36ch;
  color: var(--muted);
  font-size: 1.125rem;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.store-badge {
  display: inline-block;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.store-badge:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

.store-badge img {
  height: 52px;
  width: auto;
  display: block;
}

.features {
  display: grid;
  gap: 0.75rem;
  margin: 2rem 0;
  text-align: left;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}

.feature strong {
  display: block;
  margin-bottom: 0.25rem;
}

.feature span {
  color: var(--muted);
  font-size: 0.95rem;
}

.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

.legal-page h1 {
  text-align: left;
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.legal-page .updated {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-size: 1.125rem;
  margin: 1.75rem 0 0.5rem;
}

.legal-page p,
.legal-page li {
  color: #d4d4d8;
}

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

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link:hover {
  text-decoration: underline;
}

.hub-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .hub-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.hub-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.hub-card:hover {
  border-color: rgba(99, 102, 241, 0.45);
  transform: translateY(-2px);
}

.hub-card h2 {
  margin: 0.75rem 0 0.5rem;
  font-size: 1.25rem;
}

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