body {
  font-family: system-ui, Arial, sans-serif;
  background: #f5f6f7;
  margin: 0;
}

.site-header {
  background: #fff;
  padding: 20px;
  border-bottom: 1px solid #ddd;
}

.site-header h1 {
  text-align: center;
  margin: 0 0 8px;
}

.procedure-desc,
.procedure-legal {
  text-align: center;
  margin: 0 0 8px;
  color: #4b5563;
}

.procedure-legal {
  font-size: 0.95rem;
}

.procedure-list {
  display: grid;
  gap: 16px;
}

.domain-section + .domain-section {
  margin-top: 26px;
}

.domain-title {
  margin: 0 0 12px;
  font-size: 1.35rem;
}

.subdomain-section + .subdomain-section {
  margin-top: 18px;
}

.subdomain-title {
  margin: 0 0 10px;
  color: #374151;
  font-size: 1.05rem;
}

.procedure-item {
  display: block;
  text-decoration: none;
  border: 1px solid #d7dde3;
  border-radius: 10px;
  padding: 16px;
  background: #fff;
  color: #111;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.08s;
}

.procedure-item:hover {
  border-color: #b6c7d8;
  box-shadow: 0 8px 18px rgba(17, 24, 39, 0.08);
  transform: translateY(-1px);
}

.procedure-item-title {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.procedure-item-desc,
.procedure-item-legal {
  color: #4b5563;
  font-size: 0.95rem;
}

.procedure-item-legal {
  margin-top: 6px;
}

.container {
  max-width: 800px;
  margin: 30px auto;
  background: #fff;
  padding: 30px;
  border-radius: 8px;
}

.disclaimer {
  color: #666;
  font-size: 0.9em;
  text-align: center;
}

@media (max-width: 640px) {
  .site-header {
    padding: 16px;
  }

  .site-header h1 {
    font-size: 1.7rem;
    line-height: 1.3;
  }

  .disclaimer {
    font-size: 0.98rem;
  }

  .container {
    margin: 16px;
    padding: 18px;
    border-radius: 6px;
  }

  .procedure-desc,
  .procedure-legal,
  .procedure-item-desc,
  .procedure-item-legal {
    font-size: 1rem;
  }

  .procedure-item-title {
    font-size: 1.15rem;
  }

  .domain-title {
    font-size: 1.45rem;
  }

  .subdomain-title {
    font-size: 1.12rem;
  }
}