/* 新しい合同誌紹介だけに適用。既存ページの装飾は維持する。 */
.book-shelf { box-sizing: border-box; width: min(1060px, calc(100% - 40px)); margin: 40px auto; padding: 36px; background: #faf7ee; color: #292720; border: 1px solid #d9d1bf; writing-mode: horizontal-tb; font-family: 'Shippori Mincho B1', 'M PLUS 1p', serif; text-align: left; }
.book-shelf * { box-sizing: border-box; }
.books-products { margin: 0; background: #e9e0ce url('/images/bg_pattern.png') center/cover fixed; }
.book-navigation { max-width: 1060px; margin: 20px auto; display: flex; flex-wrap: wrap; gap: 18px; padding: 16px 24px; background: #faf7ee; font: 15px/1.7 serif; }
.book-navigation a { color: #292720; text-underline-offset: 4px; }
.book-footer { padding: 24px; text-align: center; background: #292720; color: #fff; font: 12px/1.7 sans-serif; }
.legacy-cover { position: relative; overflow: hidden; margin: 0 auto; box-shadow: 0 8px 20px #29272025; }
.legacy-cover span { position: absolute; }
.book-shelf .legacy-cover .book-cover { width: 355px; height: 243px; max-width: none; box-shadow: none; }
.books-products #bg { position: relative; }
.book-shelf .book-eyebrow { margin: 0 0 8px; font: 12px/1.5 sans-serif; letter-spacing: .15em; color: #75664d; }
.book-shelf h2 { margin: 0 0 12px; font-size: clamp(22px, 3vw, 30px); line-height: 1.6; }
.book-shelf .book-intro { margin: 0 0 28px; font-size: 14px; line-height: 1.8; }
.book-grid { display: grid; gap: 28px; }
.book-card { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 32px; padding-top: 28px; border-top: 1px solid #d9d1bf; scroll-margin-top: 24px; }
.book-shelf .book-cover { display: block; width: 100%; height: auto; box-shadow: 0 8px 20px #29272025; }
.book-shelf .book-badge { display: inline-block; padding: 4px 10px; color: #fff; background: #685240; font: 12px/1.5 sans-serif; }
.book-shelf h3 { margin: 10px 0 4px; font-size: 26px; line-height: 1.5; }
.book-shelf p { margin: 12px 0; font-size: 15px; line-height: 1.9; overflow-wrap: anywhere; }
.book-shelf .book-date { margin: 0 0 16px; font-size: 13px; color: #625b4d; }
.book-shelf .book-catch { font-weight: bold; }
.book-shelf details { margin-top: 16px; font-size: 14px; line-height: 1.8; }
.book-shelf summary { cursor: pointer; padding: 8px 0; text-decoration: underline; text-underline-offset: 4px; }
.book-shelf ul { margin: 8px 0; padding-left: 20px; }
.book-shelf li { margin: 8px 0; overflow-wrap: anywhere; }
.book-shelf li span { display: inline-block; color: #625b4d; }
.book-shelf a { color: #70482d; }
.book-shelf a:focus-visible, .book-shelf summary:focus-visible { outline: 3px solid #70482d; outline-offset: 4px; }
.modal_kokuchi img[src*="netara-shinu"] { max-height: 45vh; width: auto; max-width: 100%; object-fit: contain; }
#new-books { scroll-margin-top: 80px; }
/* 作品情報はスクロール演出用JSが読み込めなくても読めるようにする。 */
#p24_section { opacity: 1; }
@media (max-width: 620px) {
  .book-shelf { width: calc(100% - 24px); padding: 24px 18px; margin: 24px auto; }
  .book-card { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .book-shelf .book-cover { width: min(240px, 100%); margin: 0 auto; }
  .book-shelf h3 { font-size: 24px; }
}