/* 語句・文法の対話パネル（1.html のみ、テストケース） */
/* 「品詞分解と文法」：main の grid-template に追加した専用の "grammar" 行に配置（words とは独立） */
.grammar-section {
  grid-area: grammar;
  background-color: #f7f1e0;
  width: 988px;
  max-width: 100%;
  margin: 1em auto 0;
  padding: 1em;
  border-radius: 1em;
  box-shadow: 0 0 4px 4px rgba(0, 0, 0, 0.2);
}
@media screen and (max-width: 1000px) {
  .grammar-section {
    max-width: 910px;
    width: 95%;
    margin: 0.5em auto 0;
  }
}
@media screen and (max-width: 750px) {
  .grammar-section {
    width: calc(100vw - 10px);
    max-width: 100%;
    margin: 0 auto;
  }
}
.grammar-section dt.title {
  font-family: "noto-sans-pro", sans-serif;
  font-size: 1.3rem;
  margin-bottom: 0.35em;
  width: fit-content;
  border-left: 5px solid #B82343;
  color: #333;
  padding: 3px 0 0 6px;
  font-weight: bold;
}

/* 左：原文（縦書き・上の句/下の句の2行）　右：解説（横書き）／間はシンプルな罫線でくぎる */
/* PCとスマホで同じレイアウト・サイズにするため、折り返し（flex-wrap）はさせず、必要なら横スクロールさせる */
.grammar-stage {
  display: flex;
  align-items: flex-start;
  flex-wrap: nowrap;
  gap: 1.2em;
  margin-top: 1.5em;
  margin-left: 1.7em;
  margin-right: 0.5em;
}
@media screen and (max-width: 750px) {
  .grammar-stage {
    margin-left: 8px;
  }
}

.grammar-poem {
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-start;
  gap: 0.5em;
  flex: 0 0 auto;
  padding-right: 1.1em;
  border-right: 1px solid #d8cba3;
}
.gp-part {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: "Noto Serif JP", serif;
  font-size: 1.15rem;
  line-height: 1.9;
  letter-spacing: 0.08em;
  color: #333;
}
.gp-phrase {
  margin-top: 0.6em;
}
.gp-phrase:first-child {
  margin-top: 0;
}

.gw {
  cursor: pointer;
  position: relative;
  padding: 2px;
  border-radius: 2px;
  transition: background .15s ease, color .15s ease;
}
.gw:hover {
  background: rgba(184, 35, 67, 0.1);
}
.gw.active {
  background: #B82343;
  color: #fff;
}

.grammar-panel {
  flex: 1 1 260px;
  min-width: 0;
}

.grammar-panel-empty {
  color: #999;
  font-size: 0.95rem;
  text-align: center;
  margin: 0.4em 0;
}

.gp-head {
  display: flex;
  align-items: baseline;
  gap: 0.7em;
  flex-wrap: wrap;
  border-bottom: 1px solid #eee1bd;
  padding-bottom: 0.5em;
  margin-bottom: 0.5em;
}
.gp-word {
  font-family: "Optima", "noto-sans-jp", sans-serif;
  font-size: 1.5rem;
  color: #333;
  font-weight: bold;
}
.gp-pos {
  font-size: 0.75rem;
  color: #fff;
  background: #a4813f;
  padding: 2px 9px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}
.gp-typeform {
  font-size: 0.9rem;
  color: #a4813f;
  margin: 0 0 0.4em;
}
.gp-figure {
  margin: 0 0 0.6em;
}
.gp-img {
  display: block;
  width: auto;
  height: auto;
  max-width: min(300px, 100%);
  max-height: 300px;
  border-radius: 0.4em;
}
.gp-img-caption {
  font-size: 0.8rem;
  color: #999;
  margin-top: 0.3em;
  max-width: min(300px, 100%);
}
.gp-note {
  line-height: 1.75;
  margin: 0;
  font-size: 1.05rem;
}

/* 活用形がある語：活用表を左、見出し・品詞・解説などを右に並べる（常に表の右側、下に折り返さない） */
.gp-body.has-table {
  display: flex;
  align-items: flex-start;
  gap: 1.1em;
  flex-wrap: nowrap;
}
.gp-right {
  flex: 1 1 auto;
  min-width: 0;
}

.gp-katsuyou {
  flex: 0 0 auto;
}
.gp-katsuyou-label {
  font-size: 0.85rem;
  color: #a4813f;
  margin: 0.6em 0;
}
.gp-katsuyou-label b {
  color: #B82343;
  font-family: "Optima", "noto-sans-jp", sans-serif;
}
.gp-katsuyou-table {
  border-collapse: collapse;
  margin: 0;
}
.gp-katsuyou-table th,
.gp-katsuyou-table td {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  background: #fff;
  border: 1px solid #e3d2a0;
  padding: 8px 6px;
  height: 63px;
  text-align: center;
  vertical-align: middle;
}
.gp-katsuyou-table th {
  color: #a4813f;
  font-weight: normal;
  font-size: 0.85rem;
}
.gp-katsuyou-table td {
  font-family: "Optima", "noto-sans-jp", sans-serif;
  font-size: 0.85rem;
  color: #333;
}
.gp-katsuyou-table tr.gp-current th,
.gp-katsuyou-table tr.gp-current td {
  background: #B82343;
  color: #fff;
}

.gp-form-multi {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 100%;
}