#books.rb-books{background:#eef1e7;padding:104px 0 76px;color:#163c38}#books.rb-books .container{max-width:1320px}.rb-books-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:48px}.rb-books-head .sec-label{font-size:12px;letter-spacing:.25em;margin:0 0 18px}.rb-books-head h2{font-size:clamp(36px,4.4vw,60px);line-height:1.36;letter-spacing:.01em;font-weight:850;margin:0}.rb-books-head h2 span{color:#23574b}.rb-books-intro{padding-bottom:6px}.rb-new-label{display:inline-block;background:#173d37;color:#e4fa64;font-size:13px;letter-spacing:.07em;padding:7px 13px;border-radius:4px;font-weight:700}.rb-books-intro p{font-size:20px;line-height:1.8;margin:15px 0 7px;font-weight:650}.rb-books-intro small{font-size:13px;color:#527069}.rb-featured-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.rb-featured-book{display:grid;grid-template-columns:minmax(140px,.87fr) minmax(0,1.1fr);gap:28px;align-items:center;padding:38px 30px;background:#fff;border:1px solid #d7e1d6;border-top:5px solid #2b6daf;border-radius:16px;box-shadow:0 12px 32px #173d3708}.rb-featured-book.rb-gemini{border-top-color:#2b8060}.rb-book-cover{margin:0;perspective:1000px}.rb-book-cover img{width:100%;height:auto;display:block;object-fit:contain;border-radius:2px;box-shadow:9px 15px 22px #0b2f382b;transform:rotate(-2deg);transition:transform .35s}.rb-gemini .rb-book-cover img{transform:rotate(2deg)}.rb-featured-book:hover .rb-book-cover img{transform:rotate(0) translateY(-3px)}.rb-book-platform{font-size:11px;line-height:1.7;letter-spacing:.1em;font-weight:800;color:#2b6daf;margin:0 0 16px}.rb-gemini .rb-book-platform{color:#267554}.rb-book-copy h3{font-size:clamp(23px,2.2vw,32px);line-height:1.45;font-weight:850;margin:0 0 15px;letter-spacing:-.01em}.rb-book-copy h3>span{display:block;font-size:14px;line-height:1.8;font-weight:650;margin-bottom:7px}.rb-book-description{font-size:16px;line-height:1.85;color:#496963;margin:0 0 18px}.rb-book-tags{list-style:none;padding:0;margin:0 0 23px;display:flex;gap:6px;flex-wrap:wrap}.rb-book-tags li{font-size:11px;font-weight:650;line-height:1.6;border:1px solid #dce4de;color:#385d54;border-radius:4px;padding:4px 7px}.rb-book-details{border-top:1px solid #d9e4da;padding-top:13px}.rb-book-details summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;font-size:14px;font-weight:750;min-height:35px}.rb-book-details summary::-webkit-details-marker{display:none}.rb-book-details summary>span{font-size:22px;font-weight:400}.rb-book-details[open] summary>span{transform:rotate(45deg)}.rb-book-details>ul{margin:13px 0 0;padding-left:19px;color:#496963;font-size:13px;line-height:1.9}.rb-books-archive{margin-top:62px;padding-top:30px;border-top:1px solid #c8d6c8}.rb-archive-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:23px}.rb-archive-head p{font-size:12px;color:#56716a;margin:0 0 6px}.rb-archive-head h3{font-size:22px;line-height:1.6;margin:0;font-weight:700}.rb-archive-head>span{font-size:12px;color:#56716a;white-space:nowrap}#books .rb-archive-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px}#books .rb-archive-grid .book-card{border:0;background:transparent;border-radius:0;box-shadow:none;overflow:visible;transition:transform .2s}#books .rb-archive-grid .book-card:hover{transform:translateY(-4px);box-shadow:none}#books .rb-archive-grid .book-cover-wrap{background:none;aspect-ratio:auto;overflow:visible;padding:0}#books .rb-archive-grid .book-cover-wrap img{position:static;display:block;width:100%;max-width:116px;height:auto;aspect-ratio:5/8;object-fit:cover;border-radius:5px;box-shadow:0 4px 12px #173d3712;margin:0 auto}#books .rb-archive-grid .book-card-body{padding:13px 0 0;text-align:center;background:none}#books .rb-archive-grid .book-card-title{font-size:13px;line-height:1.6;font-weight:700;color:#244c44}#books .rb-archive-grid .book-card-sub{font-size:11px;line-height:1.7;color:#59716b;margin-top:4px}
@media(max-width:1050px){.rb-featured-book{padding:29px 22px;gap:21px;grid-template-columns:minmax(115px,.8fr) minmax(0,1.1fr)}.rb-book-description{font-size:14px}.rb-book-platform{font-size:10px}.rb-book-copy h3>span{font-size:12px}.rb-book-tags{gap:4px}.rb-book-tags li{font-size:10px}.rb-books-intro p{font-size:17px}.rb-books-head{gap:25px}}
@media(max-width:760px){#books.rb-books{padding:64px 0 52px}.rb-books-head{display:block;margin-bottom:28px}.rb-books-head h2{font-size:36px}.rb-books-intro{margin-top:23px}.rb-books-intro p{font-size:16px;line-height:1.7;margin-top:10px}.rb-books-intro p br{display:none}.rb-new-label{font-size:11px}.rb-books-intro small{font-size:11px}.rb-featured-grid{grid-template-columns:1fr;gap:21px}.rb-featured-book{grid-template-columns:minmax(100px,.78fr) minmax(0,1.2fr);padding:25px 20px;gap:22px}.rb-book-platform{font-size:9px;margin-bottom:10px;letter-spacing:.06em}.rb-book-copy h3{font-size:24px;margin-bottom:12px}.rb-book-copy h3>span{font-size:11px;line-height:1.7;margin-bottom:6px}.rb-book-description{font-size:13px;line-height:1.8;margin-bottom:13px}.rb-book-description br{display:none}.rb-book-tags{display:none}.rb-book-details{padding-top:8px}.rb-book-details summary{font-size:12px;min-height:38px}.rb-book-details>ul{font-size:12px}.rb-books-archive{margin-top:38px;padding-top:24px}.rb-archive-head{display:block;margin-bottom:22px}.rb-archive-head h3{font-size:19px}.rb-archive-head>span{display:none}#books .rb-archive-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 13px}#books .rb-archive-grid .book-cover-wrap img{max-width:94px}#books .rb-archive-grid .book-card-title{font-size:11px}#books .rb-archive-grid .book-card-sub{display:none}}
@media(max-width:360px){.rb-featured-book{padding:21px 15px;gap:17px;grid-template-columns:minmax(85px,.7fr) minmax(0,1.2fr)}.rb-book-copy h3{font-size:21px}.rb-book-copy h3>span{font-size:10px}.rb-book-platform{font-size:8px}.rb-book-description{font-size:12px}.rb-book-details summary{font-size:11px}.rb-books-head h2{font-size:32px}}
@media(prefers-reduced-motion:reduce){.rb-book-cover img,.rb-featured-book:hover .rb-book-cover img{transform:none;transition:none}#books .rb-archive-grid .book-card{transition:none}}

.rb-buy{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:12px 16px;margin:0 0 17px;border-radius:5px;background:#173d37;color:#fff!important;font-size:14px;line-height:1.6;font-weight:750;text-decoration:none}.rb-copilot .rb-buy{background:#205d88}.rb-gemini .rb-buy{background:#236d51}.rb-buy:hover{filter:brightness(1.1)}@media(max-width:760px){.rb-buy{font-size:12px;padding:10px 12px;min-height:43px;margin-bottom:12px}}