.week-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.day-header {
  font-weight: bold;
  background-color: #eaf4fc; /* 淡いブルー */
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.day-column {
  border: 1px solid #dce3e8;
  padding: 12px;
  min-height: 120px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.day-column h4 {
  margin: 0 0 10px;
  font-size: 16px;
  color: #333;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 4px;
}

.bento-box {
  background: #fdfdfd;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  transition: transform 0.2s ease;
}

.bento-box:hover {
  transform: scale(1.02);
  background-color: #f9fcff;
}

.bento-box img {
  width: 100%;
  max-width: 140px;
  height: auto;
  display: block;
  margin: 6px auto;
  border-radius: 4px;
}

.bento-box strong {
  display: block;
  font-size: 15px;
  color: #222;
  margin-bottom: 6px;
}

.bento-box a {
  color: #0077cc;
  text-decoration: none;
  font-size: 14px;
}

.bento-box a:hover {
  text-decoration: underline;
}

@media screen and (max-width: 600px) {
  .week-grid {
    display: block !important; /* グリッドを解除 */
  }

  .day-header {
    display: block;
    font-size: 14px;
    padding: 8px;
    background-color: #f0f0f0;
    text-align: center;
    margin-top: 10px;
  }

  .day-column {
    width: 100%;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    padding: 10px;
    box-sizing: border-box;
    background-color: #fff;
  }

  .day-column h4 {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .bento-box {
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #ddd;
    margin-bottom: 10px;
    text-align: center;
  }

  .bento-box img {
    max-width: 100%;
    height: auto;
    margin-bottom: 5px;
  }

  a {
    display: inline-block;
    margin-top: 5px;
    word-break: break-word;
  }
}