*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: #0d0f14;
  color: #c9d1d9;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.container {
  max-width: 860px;
  width: 100%;
  text-align: center;
}

.badge {
  display: inline-block;
  background: #1a7f64;
  color: #f0f6fc;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  color: #f0f6fc;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.subtitle {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #8b949e;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.subtitle strong {
  color: #3fb950;
}

.divider {
  width: 60px;
  height: 3px;
  background: #3fb950;
  border-radius: 2px;
  margin: 0 auto 2rem;
}

.notice {
  font-size: 0.9rem;
  color: #6e7681;
  margin-bottom: 3rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.info-card {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 1.5rem 1.25rem;
  text-align: left;
}

.info-card .icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.75rem;
}

.info-card h2 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #f0f6fc;
  margin-bottom: 0.5rem;
}

.info-card p {
  font-size: 0.85rem;
  color: #6e7681;
  line-height: 1.6;
}

footer {
  font-size: 0.8rem;
  color: #484f58;
}