/* 投稿（single.php）専用スタイル */
.container {
  max-width: 980px;
  min-height: 100vh;
  margin: 2rem auto 2rem;
  padding: 0.5rem 1rem;
  font-size: 1.3rem;
  word-wrap: break-word;      /* 長い単語の折り返し */
  overflow-wrap: break-word;  /* モダンブラウザ向け */
}

.post-title {
  font-size: 2rem;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 1.5rem;
}

/* 投稿本文 */
.post-content {
  font-size: 1.2rem;
  line-height: 1.8;
  color: #333;
}

.post-content a {
  color: #007acc;
  text-decoration: underline;
  word-break: break-word; /* リンクの折り返し防止 */
}

.post-content a:hover {
  color: #005999;
}

/* 見出しタグ */
.post-content h1 {
  font-size: 2rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-left: 5px solid #628e8c;
  padding-left: 0.5rem;
}

.post-content h2 {
  font-size: 1.6rem;
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  border-bottom: 2px solid #ccc;
  padding-bottom: 0.3rem;
}

.post-content h3 {
  font-size: 1.4rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: #444;
}

.post-content h4 {
  font-size: 1.2rem;
  margin-top: 1.2rem;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

/* 段落 */
.post-content p {
  margin-bottom: 1.2rem;
}

/* 区切り線 */
.post-content hr {
  border: none;
  border-top: 1px solid #ccc;
  margin: 2rem 0;
}

/* リスト */
.post-content ul,
.post-content ol {
  padding-left: 2rem;
  margin-bottom: 1.2rem;
}

.post-content li {
  margin-bottom: 0.5rem;
}