/* 和風のデザイン定義 */
.hyakunin-app {
  background-color: #fffdf7;
  color: #2b2b2b;
  font-family: "Sawarabi Mincho", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "MS PMincho", serif;
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

/* ヘッダー */
.hyakunin-title-area {
  text-align: center;
  margin-bottom: 30px;
  border-bottom: 3px double #8c1c13;
  padding-bottom: 15px;
}

.hyakunin-title {
  font-size: 2.2rem;
  font-weight: bold;
  color: #8c1c13;
  letter-spacing: 0.2rem;
  margin-bottom: 5px;
}

/* 検索フォーム */
.hyakunin-form-card {
  background: #fcf8ee;
  border: 1px solid #e3dac9;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
  text-align: center;
  box-sizing: border-box;
}

.hyakunin-form-desc {
  font-size: 0.95rem;
  color: #5c5a54;
  margin-bottom: 15px;
}

.hyakunin-form {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hyakunin-label {
  font-weight: bold;
  color: #8c1c13;
  font-size: 1rem;
}

.hyakunin-input {
  padding: 10px 15px;
  border: 1px solid #d3c4a9;
  border-radius: 4px;
  background-color: #ffffff;
  font-size: 1rem;
  min-width: 280px;
  box-sizing: border-box;
  font-family: inherit;
}

.hyakunin-input:focus {
  outline: none;
  border-color: #8c1c13;
  box-shadow: 0 0 0 2px rgba(140, 28, 19, 0.15);
}

.hyakunin-submit {
  background-color: #8c1c13;
  color: #ffffff;
  border: none;
  padding: 10px 25px;
  font-size: 1rem;
  font-weight: bold;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  font-family: inherit;
}

.hyakunin-submit:hover {
  background-color: #6e160f;
}

.hyakunin-submit:active {
  transform: scale(0.98);
}

/* 検索結果 */
.hyakunin-search-results {
  background: #fcf8ee;
  border-left: 4px solid #8c1c13;
  padding: 15px 20px;
  margin-bottom: 30px;
  border-radius: 0 8px 8px 0;
  text-align: left;
}

.hyakunin-search-title {
  font-size: 1.1rem;
  font-weight: bold;
  color: #8c1c13;
  margin-bottom: 12px;
}

.hyakunin-search-item {
  margin-bottom: 8px;
  font-size: 1rem;
  border-bottom: 1px dashed #e3dac9;
  padding-bottom: 8px;
}

.hyakunin-search-item:last-child {
  margin-bottom: 0;
  border-bottom: none;
}

.hyakunin-search-link {
  color: #5f6f4d;
  text-decoration: none;
  font-weight: bold;
  margin-right: 10px;
}

.hyakunin-search-link:hover {
  text-decoration: underline;
}

.hyakunin-highlight {
  background-color: #f5ebd0;
  border-bottom: 2px solid #e6b422;
  padding: 0 2px;
  font-weight: bold;
}

/* 百人一首カードレイアウト */
.hyakunin-section-header {
  margin-bottom: 20px;
  border-left: 4px solid #8c1c13;
  padding-left: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.hyakunin-section-title {
  font-size: 1.3rem;
  font-weight: bold;
  color: #8c1c13;
  margin: 0;
}

.hyakunin-sort-links {
  font-size: 0.9rem;
}

.hyakunin-sort-links a {
  color: #5f6f4d;
  text-decoration: none;
  margin-left: 10px;
  padding: 4px 8px;
  border: 1px solid #5f6f4d;
  border-radius: 4px;
  transition: all 0.2s;
}

.hyakunin-sort-links a:hover {
  background-color: #5f6f4d;
  color: #ffffff;
}

/* かなインデックス区切り */
.hyakunin-kana-section {
  width: 100%;
  grid-column: 1 / -1;
  background-color: #5f6f4d;
  color: #ffffff;
  padding: 8px 15px;
  font-weight: bold;
  font-size: 1.1rem;
  margin-top: 25px;
  margin-bottom: 15px;
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
}

.hyakunin-kana-section a {
  color: #ffffff;
  text-decoration: none;
}

.hyakunin-kana-section a.back-to-top {
  font-size: 0.9rem;
  opacity: 0.9;
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 2px 8px;
  border-radius: 4px;
}

.hyakunin-kana-section a.back-to-top:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

/* グリッドレイアウト */
.hyakunin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

/* かるたカード */
.hyakunin-card {
  background-color: #ffffff;
  border: 1px solid #e3dac9;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

.hyakunin-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(140, 28, 19, 0.08);
  border-color: #8c1c13;
}

/* かるたのインナーボーダー */
.hyakunin-card-inner {
  border: 1px solid #f4efe2;
  margin: 8px;
  padding: 15px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 4px;
}

.hyakunin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.hyakunin-id {
  background-color: #8c1c13;
  color: #ffffff;
  font-size: 0.8rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: bold;
}

.hyakunin-kana-idx-link {
  font-size: 0.85rem;
  color: #5f6f4d;
  text-decoration: none;
  border: 1px dashed #5f6f4d;
  padding: 1px 6px;
  border-radius: 4px;
  transition: all 0.2s;
}

.hyakunin-kana-idx-link:hover {
  background-color: #5f6f4d;
  color: #ffffff;
}

.hyakunin-poem {
  margin-bottom: 20px;
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hyakunin-kami {
  font-size: 1.2rem;
  font-weight: bold;
  color: #2b2b2b;
  margin-bottom: 10px;
  letter-spacing: 0.05rem;
  line-height: 1.6;
}

.hyakunin-simo {
  font-size: 1.2rem;
  font-weight: bold;
  color: #5c5a54;
  letter-spacing: 0.05rem;
  line-height: 1.6;
}

.hyakunin-author {
  text-align: right;
  font-size: 0.9rem;
  color: #8c1c13;
}

.hyakunin-author a {
  color: #8c1c13;
  text-decoration: none;
  border-bottom: 1px dotted #8c1c13;
  transition: color 0.2s;
}

.hyakunin-author a:hover {
  color: #6e160f;
  border-bottom-style: solid;
}

/* CSVダウンロードエリア */
.hyakunin-csv-area {
  background: #f4efe2;
  border: 1px solid #d3c4a9;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  font-size: 0.95rem;
  margin-top: 30px;
}

.hyakunin-csv-area a {
  color: #8c1c13;
  font-weight: bold;
  text-decoration: none;
  border-bottom: 2px solid #8c1c13;
  transition: color 0.2s, border-bottom-color 0.2s;
}

.hyakunin-csv-area a:hover {
  color: #6e160f;
  border-bottom-color: #6e160f;
}

/* レスポンシブ対応の調整 */
@media (max-width: 600px) {
  .hyakunin-app {
    padding: 10px;
  }
  .hyakunin-title {
    font-size: 1.8rem;
  }
  .hyakunin-form {
    flex-direction: column;
    align-items: stretch;
  }
  .hyakunin-input {
    width: 100%;
    min-width: unset;
  }
  .hyakunin-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .hyakunin-card {
    min-height: unset;
  }
  .hyakunin-section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .hyakunin-sort-links {
    margin-top: 5px;
  }
}