.book-explorer{background:#edf3ee;color:#153d30;border-top:1px solid #c8d8cb;border-bottom:1px solid #c8d8cb}.book-explorer-heading{display:grid;grid-template-columns:1.3fr 1fr;gap:7vw;align-items:end;margin-bottom:52px}.book-explorer-heading>div>p{font-size:14px;margin-bottom:22px}.book-explorer-heading h2{font-size:clamp(58px,6.4vw,100px);max-width:780px;line-height:1;letter-spacing:-.06em}.book-explorer-heading>p{max-width:420px;font-size:18px;line-height:1.75}.book-explorer-layout{display:grid;grid-template-columns:.85fr 1.3fr;gap:9vw;align-items:start}.book-explorer-cover{position:sticky;top:30px;min-width:0}.book-explorer-cover>img{height:430px;object-fit:contain;mix-blend-mode:multiply}.book-author{display:grid;grid-template-columns:76px 1fr;gap:18px;align-items:center;border-top:1px solid #b3c9b9;padding-top:20px;margin-top:25px}.book-author>img{width:76px;height:90px;object-fit:cover;object-position:50% 24%}.book-author h3{font-size:19px;letter-spacing:-.025em;line-height:1.3}.book-author p{font-size:12px;line-height:1.6;margin-top:6px}.book-author a{font-size:13px;display:inline-block;padding:7px 0;margin-top:4px}.book-official{display:inline-flex;justify-content:center;align-items:center;min-height:50px;padding:14px 24px;background:#153d30;color:white;text-decoration:none;font-size:14px;margin-top:25px}.book-official:hover{background:#0d3024}.book-explorer-contents>h3{font-size:22px;line-height:1.3;letter-spacing:-.025em;margin-bottom:25px}.book-part{border-top:1px solid #aac2b2}.book-part:last-of-type{border-bottom:1px solid #aac2b2}.book-part summary{font-size:25px;line-height:1.3;letter-spacing:-.035em;padding:24px 45px 24px 0;cursor:pointer;list-style:none;position:relative}.book-part summary::-webkit-details-marker{display:none}.book-part summary:after{content:'+';position:absolute;right:0;top:22px;font-size:28px;font-weight:300}.book-part[open] summary:after{content:'−'}.book-part>div{padding:0 30px 27px 0;max-width:650px}.book-part h4{font-size:17px;line-height:1.5;font-weight:500;margin:0 0 12px;letter-spacing:0}.book-part p{font-size:16px;line-height:1.8}.book-outline-note{font-size:12px;line-height:1.7;margin-top:22px}.book-rhythm{display:grid;grid-template-columns:1fr 1fr 1fr;gap:35px;margin:55px 0 0;padding-top:25px;border-top:2px solid #153d30}.book-rhythm>div+div{padding-left:30px;border-left:1px solid #aac2b2}.book-rhythm dt{font-size:24px;line-height:1.2;letter-spacing:-.035em}.book-rhythm dd{font-size:14px;line-height:1.75;max-width:280px;margin:12px 0 0}.book-education{font-size:12px;line-height:1.7;margin-top:28px;max-width:600px}.book-explorer :is(a,summary):focus-visible{outline:3px solid #153d30;outline-offset:5px}
@media(max-width:900px){.book-explorer-layout{gap:5vw;grid-template-columns:.8fr 1.2fr}.book-explorer-cover>img{height:350px}.book-rhythm{gap:20px}.book-rhythm>div+div{padding-left:20px}}
@media(max-width:760px){.book-explorer-heading{display:block;margin-bottom:32px}.book-explorer-heading h2{font-size:65px}.book-explorer-heading>p{font-size:17px;margin-top:25px}.book-explorer-layout{display:block}.book-explorer-cover{position:static}.book-explorer-cover>img{height:330px}.book-author{margin-top:20px}.book-explorer-contents{margin-top:45px}.book-explorer-contents>h3{font-size:22px;margin-bottom:23px}.book-part summary{font-size:24px;padding-top:23px;padding-bottom:23px}.book-part>div{padding-right:0}.book-part p{font-size:15px}.book-part h4{font-size:16px}.book-rhythm{display:block;margin-top:35px;padding-top:0}.book-rhythm>div,.book-rhythm>div+div{padding:22px 0;border-left:0;border-bottom:1px solid #aac2b2}.book-rhythm dt{font-size:25px}.book-rhythm dd{font-size:14px;max-width:350px;margin-top:10px}.book-education{margin-top:23px}}
@media(max-width:360px){.book-explorer-heading h2{font-size:56px}.book-explorer-cover>img{height:290px}.book-author{gap:14px;grid-template-columns:65px 1fr}.book-author>img{width:65px;height:85px}.book-author h3{font-size:18px}.book-part summary{font-size:22px}}
.book-explorer-cover{background:#edf3ee}
@media(max-width:760px){.book-author a{display:inline-flex;align-items:center;min-height:44px}}