body {
  background: #0f172a;
  color: #e5e7eb;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 1rem;
  margin: 0;
}

main {
  text-align: center;
  width: 100%;
  max-width: 520px;
  padding: 1rem;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 0.25rem;
}

.subtitle {
  opacity: 0.7;
  margin-bottom: 1.5rem;
}

input {
  padding: 0.75rem;
  font-size: 1rem;
  width: 100%;
  border-radius: 6px;
  border: none;
  box-sizing: border-box;
}

button {
  padding: 0.75rem;
  margin-top: 0.75rem;
  font-size: 1rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  background: #38bdf8;
  color: #020617;
  width: 100%;
}

button:hover {
  background: #0ea5e9;
}

#result {
  margin-top: 1.5rem;
  font-size: 1.3rem;
  white-space: pre-line;
}

.counter {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  opacity: 0.6;
}

pre {
  text-align: left;
  background: #020617;
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin-top: 1rem;
  font-size: 0.85rem;
}

.hidden {
  display: none;
}

footer {
  margin-top: 2rem;
  font-size: 0.8rem;
  opacity: 0.5;
}
.stat-box {
  background: #020617;
  border-radius: 10px;
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.stat-box h2 {
  font-size: 2.5rem;
  margin: 0;
}

.domain-list {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}

.domain-list li {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px solid #1e293b;
  font-size: 0.95rem;
}

.rank {
  opacity: 0.5;
  width: 3rem;
}

.domain {
  flex: 1;
  text-align: left;
}

.count {
  opacity: 0.7;
}

.back {
  display: inline-block;
  margin-top: 2rem;
  font-size: 0.9rem;
  opacity: 0.6;
  text-decoration: none;
  color: inherit;
}