:root{
  --bg:#fff9f2;
  --container-bg:#ffffff;
  --accent:#ff7a7a;
  --blue:#0077cc;
  --muted:#666;
  --card-shadow: 0 4px 18px rgba(0,0,0,0.08);
  --radius:10px;
  font-family: "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
}

/* 全体 */
html,body{height:100%;margin:0;background:linear-gradient(180deg,var(--bg),#fff);color:#222;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:16px;box-sizing:border-box;}

/* ヘッダー修正：タイトルを中央に配置して崩れを防ぐ */
.header{
  width:100%;
  box-sizing:border-box;
  padding:18px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  background:transparent;
}
.header-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  width:100%;
}
h1{font-size:28px;margin:0;color:var(--accent);line-height:1.1;}
h1 .sub{display:block;font-size:14px;color:var(--muted);font-weight:600;margin-top:6px;}

/* ツールボタン群 */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:18px 0;}
.btn{border:0;padding:10px 12px;border-radius:8px;color:#fff;cursor:pointer;font-weight:600;box-shadow:var(--card-shadow);}
.btn-today{background:linear-gradient(90deg,#ff9a9e,#ff7a7a);}
.btn-copy{background:linear-gradient(90deg,#7ad3ff,#3aa0ff);}
.btn-png{background:linear-gradient(90deg,#ffd86b,#ffb347);color:#222;}
.btn-share-x{background:#1da1f2;}
.btn-share-fb{background:#1877f2;}
.btn-share-line{background:#2ecf4a;color:#fff;}
.btn-share-mail{background:#6f42c1;}

/* 自動作成枠 */
.auto-box{background:var(--container-bg);padding:18px;border-radius:12px;box-shadow:var(--card-shadow);margin-bottom:16px;min-height:120px;display:flex;flex-direction:column;justify-content:center;}
.auto-box .recipe-title{font-size:22px;font-weight:900;margin:0 0 8px 0;text-align:left;}
.auto-box .meta{color:var(--muted);margin:0 0 8px 0;}
.auto-box .steps{background:#f7f7f9;padding:10px;border-radius:6px;white-space:pre-wrap;margin-top:8px;}

/* 検索 */
.search-row{display:flex;gap:10px;margin:18px 0 10px 0;align-items:center;justify-content:center;}
.search-row input[type="search"]{flex:1;max-width:720px;padding:10px;border-radius:10px;border:1px solid #e6e6e6;font-size:16px;}

/* 説明・リンク */
.description{margin-top:18px;line-height:1.9;color:#333;font-size:15px;}
.links{margin-top:18px;}
.links a{color:var(--blue);text-decoration:underline;}

/* フッター */
.footer{margin-top:28px;padding:18px 0;border-top:1px dashed #eee;color:#666;text-align:center;}
.footer a{color:var(--blue);}

/* モバイル横向き対応：コンテナが画面の両端に広がるようパディングを調整 */
@media (orientation: landscape) and (max-width:1200px){
  .container{padding:8px;}
  .header{padding:12px 8px;}
  .toolbar{margin:12px 0;}
}

/* フラッシュ効果 */
.flash{animation:flash .8s ease;}
@keyframes flash{0%{transform:translateY(-6px);box-shadow:0 6px 30px rgba(0,0,0,0.12);}100%{transform:none;box-shadow:var(--card-shadow);}}

button:focus,input:focus{outline:3px solid rgba(0,119,204,0.12);outline-offset:2px;}