body {
    background: #eff1f5;
    display: flex;
    flex-direction: column; 
    align-items: center;
    padding: 20px;
}
/* 投稿フォーム全体 */
form.post-form {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    padding: 16px;
    margin: 20px auto;
    width: 100%;
    max-width: 600px;
    box-sizing: border-box;
}
/* ラベル */
form.post-form label {
    display: block;
    font-size: 0.9rem;
    color: #374151;
    margin-bottom: 6px;
}
/* テキスト入力 */
form.post-form input[type="text"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px soild #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 12px;
    transition: border 0.2s box shadow 0.2s;
    box-sizing: border-box;
}
form.post-form input[type="text"]:focus {
  border-color: #3b82f6; /* 青 */
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
  outline: none;
}
/* 投稿ボタン */
form.post-form input[type="submit"] {
  background: #3b82f6; /* 青 */
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 1em;
  cursor: pointer;
  transition: background 0.2s;
}
form.post-form input[type="submit"]:hover {
  background: #2563eb; /* 濃い青 */
}
/* 返信キャンセルボタン */
#cancel_reply {
  background: #f87171; /* 赤 */
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.9em;
  cursor: pointer;
  margin-bottom: 12px;
  transition: background 0.2s;
}
#cancel_reply:hover {
  background: #dc2626;
}
/* 返信中メッセージ */
#reply_info {
  margin: 8px 0;
  font-size: 0.9em;
  color: #059669; /* 緑 */
}
.timeline {
  width: 100%;
    max-width: 600px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    overflow: hidden;
}
.note {
    padding: 15px 20px;
    border-bottom: 1px solid #e5e5e5;
    transition: background 0.2s;
}
.note:last-child {
    border-bottom: none;
}
.note:hover {
    background: #f9fafb;
}
.time {
    display: flex;
    justify-content: space-between;
    font-size: 1rem;
    color: #555;
    margin-bottom: 6px;
}
.note-content {
    font-size: 1rem;
    line-height: 1.6;
    color: #111827;
}
.renote-label {
    font-size: 0.9rem;
    color: #059669;
    margin-bottom: 4px;
}
.icon-btn {
  text-decoration: none;
  color: #6b7280;
  font-size: 18px;
  padding: 4px;
  transition: color 0.2s;
}
.icon-btn:hover {
  color: #059669; /* 緑っぽい色（Misskey風） */
}
blockquote {
    margin: 6px 0 0 0;
    padding: 8px 12px;
    border-left: 3px solid #9ca3af;
    color: #374151;
    background: #f3f4f6;
    font-size: 0.95em;
    border-radius: 4px;
}
.not_note {
  padding: 15px 20px;
  border-bottom: 1px solid #e5e7eb;
}

.not_note:last-child {
  border-bottom: none;
}

@media (max-width: 640px) {
  .timeline, form.post-form {
    max-width: 100%;   /* ← 画面いっぱいに広げる */
    border-radius: 0;  /* ← 角丸を消してシンプルに */
    box-shadow: none;  /* ← 影もなくして軽く */
  }

  .note {
    padding: 12px;     /* ← コンパクトに */
  }

  .note-content {
    font-size: 0.95rem;
  }
}
.emoji-picker {
  display: flex;
  gap: 5px;
  margin-top: 5px;
}

.hidden {
  display: none;
}

.emoji {
  cursor: pointer;
  font-size: 20px;
}

.reactions span {
  margin-right: 5px;
}
.icon-btn i {
  font-size: 16px;
}