:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --accent: #5a67d8;
  --muted: #6b7280;
  --card-bg: #ffffff;
  --border: #e5e7eb;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
header {
  text-align: center;
  padding: 4rem 1rem 2rem;
}
header h1 {
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
header p {
  color: var(--muted);
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

/* Main content */
main {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

/* Back link */
.back {
  display: inline-block;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

/* Cards */
.app-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}
.app-card:hover {
  border-color: var(--accent);
  text-decoration: none;
}
.app-card h2 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}
.app-card .tagline {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1rem;
}
.app-card p {
  color: var(--muted);
}

/* Badge */
.badge {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.8rem;
  background: var(--accent);
  color: #fff;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}

/* Section headings */
main h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}
main p {
  color: var(--muted);
  margin-bottom: 1rem;
}

/* Screenshot gallery */
.screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.screenshots img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--muted);
  font-size: 0.85rem;
}
footer a { color: var(--accent); }

/* Subtitle (privacy page) */
.subtitle {
  color: var(--muted);
  margin-bottom: 2rem;
}