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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  background: #f8fafc;
  color: #1e293b;
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 3rem 1.5rem 2rem;
}

/* Hero */
.hero {
  text-align: center;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: #64748b;
  font-size: 1rem;
  max-width: 420px;
  margin: 0 auto;
}

/* Status badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 1rem;
  background: #f1f5f9;
  color: #94a3b8;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #94a3b8;
  transition: background 0.3s ease;
}

.status-badge.operational {
  background: #f0fdf4;
  color: #15803d;
  border-color: #bbf7d0;
}

.status-badge.operational .status-dot {
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.4);
}

.status-badge.down {
  background: #fef2f2;
  color: #b91c1c;
  border-color: #fecaca;
}

.status-badge.down .status-dot {
  background: #ef4444;
}

/* Cards */
.card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.card h2 {
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 1rem;
}

/* Quick Setup */
.quick-setup ol {
  padding-left: 1.25rem;
  color: #334155;
  font-size: 0.925rem;
}

.quick-setup li {
  margin-bottom: 0.4rem;
}

.quick-setup li::marker {
  color: #2563eb;
  font-weight: 600;
}

.quick-setup code {
  background: #eff6ff;
  color: #1d4ed8;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0;
  flex-shrink: 0;
  background: #eff6ff;
  color: #2563eb;
}

.feature-icon::after {
  font-size: 1rem;
}

.feature div:last-child strong {
  font-size: 0.875rem;
  color: #0f172a;
  display: block;
  margin-bottom: 0.1rem;
}

.feature div:last-child p {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.4;
}

/* Footer */
.footer {
  text-align: center;
  padding-top: 1.5rem;
  margin-top: 1rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: #64748b;
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #2563eb;
}

.separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #cbd5e1;
}

/* Responsive */
@media (max-width: 480px) {
  .container {
    padding: 2rem 1rem 1.5rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}