/* ベースリセット */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background: linear-gradient(160deg, #a0e9c5 0%, #c5f0da 100%);
  color: #333;
  line-height: 1.6;
}

/* ヘッダー */
header {
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 5%;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 10;
}

header .logo {
  font-weight: bold;
  font-size: 1.2rem;
  color: #007b5e;
}

nav ul {
  display: flex;
  gap: 20px;
}

nav ul li {
  list-style: none;
}

nav ul li a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s;
}

nav ul li a:hover {
  color: #007b5e;
}

/* ヒーローセクション */
.hero {
  text-align: center;
  padding: 100px 5% 60px;
}

.hero h1 {
  font-size: 2.2rem;
  color: #007b5e;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1rem;
  max-width: 700px;
  margin: 0 auto 30px;
}

.hero img {
  max-width: 280px;
  width: 100%;
  margin: 20px 0;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* セクション */
section {
  background: #fff;
  margin: 40px auto;
  padding: 40px 5%;
  border-radius: 10px;
  max-width: 1200px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

section h2 {
  font-size: 1.6rem;
  color: #007b5e;
  margin-bottom: 20px;
  border-left: 6px solid #007b5e;
  padding-left: 10px;
}

section p {
  margin-bottom: 1em;
  line-height: 1.8;
}

/* 利用規約・プライバシーポリシー */
.tos, .privacy {
  margin-top: 30px;
  line-height: 1.8;
  white-space: pre-wrap; /* 改行を保持 */
}

.article-title {
  font-weight: bold;
  margin-top: 1em;
  color: #007b5e;
}

/* お問い合わせボタン */
.contact-button {
  display: inline-block;
  background-color: #007b5e;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s;
  margin-top: 20px;
}

.contact-button:hover {
  background-color: #005a45;
}

/* フッター */
footer {
  text-align: center;
  padding: 20px 0;
  font-size: 0.9rem;
  color: #666;
}