@charset "UTF-8";.bookIntroduction{position:relative;display:flex;gap:36px;align-items:flex-start;background:linear-gradient(135deg,#fff 0%,#f6f8fa 100%);border-radius:12px;padding:40px 36px;box-shadow:0 8px 24px rgba(0,0,0,.05)}@media (max-width:600px){.bookIntroduction{flex-direction:column;gap:20px;padding:24px 20px;align-items:center}}.bookIntroduction-img img{width:180px;border-radius:8px;box-shadow:0 5px 20px rgba(0,0,0,.08)}@media (max-width:600px){.bookIntroduction-img img{width:160px;margin:0 auto}}.bookIntroduction-text{flex:1}.bookIntroduction-text p{display:none}.bookIntroduction-title{font-size:120%;font-weight:700;color:#1e293b;margin-bottom:8px;line-height:1.5}@media (max-width:600px){.bookIntroduction-title{font-size:100%;text-align:center}}.bookIntroduction-author{position:relative;color:#64748b;font-size:85%;margin-bottom:18px;padding-bottom:10px;border-bottom:1px solid #d6dee7}@media (max-width:600px){.bookIntroduction-author{text-align:center;padding-bottom:8px}}.bookIntroduction-author:before{content:"著者："}.bookIntroduction-description{color:#334155;font-size:95%;line-height:2;text-align:left}@media (max-width:600px){.bookIntroduction-description{line-height:1.8}}.bookIntroduction-description b{display:block;color:#4c6faf;margin-top:10px;font-style:italic}