body {
  font-family: "Noto Sans JP", sans-serif;
  margin: 0;
  padding: 0;
  background: #fff;
  color: #333;
}

.site-header {
  background: #f8f8f8;
  border-bottom: 1px solid #ddd;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  padding: 10px 20px;
  align-items: center;
}

.logo {
  height: 40px;
}

.contact {
  font-size: 14px;
}

.contact button {
  margin-left: 10px;
  background: #ff7f50;
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 5px;
}

.main-nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  background: #003f7d;
  margin: 0;
  padding: 0;
}

.main-nav li a {
  display: block;
  padding: 12px 18px;
  color: white;
  text-decoration: none;
  font-size: 14px;
}

.main-nav li a:hover {
  background: #002e5d;
}

.faq-container {
  max-width: 800px;
  margin: 30px auto;
  padding: 0 20px;
}

h1 {
  font-size: 24px;
  margin-bottom: 20px;
}

.faq-section {
  margin-bottom: 40px;
}

.faq-section h2 {
  font-size: 20px;
  border-left: 4px solid #007bff;
  padding-left: 10px;
  margin-bottom: 20px;
}

.faq-box {
  margin-bottom: 30px;
}

.faq-q,
.faq-a {
  display: flex;
  align-items: flex-start;
  margin-bottom: 10px;
}

.faq-icon {
  font-weight: bold;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 16px;
  color: #fff;
  border-radius: 50%;
  flex-shrink: 0;
  margin-right: 12px;
  margin-top: 2px;
}

.q-icon {
  background-color: #63a9f8;
}

.a-icon {
  background-color: #f55e5e;
}

.faq-text {
  font-size: 15px;
  line-height: 1.8;
}