:root{--lkp-ink:#17233b;--lkp-muted:#657085;--lkp-blue:#1959bd;--lkp-blue-dark:#123b80;--lkp-line:#e4e9f1;--lkp-card:#fff}
.lkp-books-archive{max-width:1240px;margin:0 auto;padding:64px 24px 76px}
.lkp-books-heading{position:relative;margin:0 0 36px;padding:34px 38px;overflow:hidden;background:linear-gradient(128deg,#10294f 0%,#1e5bb7 56%,#6b9df0 150%);border-radius:22px;box-shadow:0 18px 36px rgba(17,55,112,.15)}
.lkp-books-heading:after{content:"";position:absolute;width:280px;height:280px;right:-90px;top:-170px;border:50px solid rgba(255,255,255,.12);border-radius:50%}
.lkp-books-heading h1{position:relative;z-index:1;margin:0;color:#fff;font-size:clamp(28px,4vw,40px);letter-spacing:-.03em;line-height:1.12}
.lkp-books-heading p{position:relative;z-index:1;margin:9px 0 0;color:rgba(255,255,255,.82);font-size:15px}
.lkp-book-grid{display:grid;gap:24px;margin:24px 0}
.lkp-cols-1{grid-template-columns:1fr}
.lkp-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.lkp-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.lkp-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.lkp-book-card{position:relative;display:flex;flex-direction:column;min-width:0;background:var(--lkp-card);border:1px solid var(--lkp-line);border-radius:18px;overflow:hidden;box-shadow:0 8px 24px rgba(26,45,80,.055);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.lkp-book-card:hover{transform:translateY(-6px);border-color:#c7d7f4;box-shadow:0 18px 34px rgba(24,65,128,.13)}
.lkp-cover-link{display:flex;align-items:center;justify-content:center;height:296px;padding:20px;background:linear-gradient(145deg,#f0f5fc,#e8eef8);overflow:hidden}
.lkp-book-cover{display:block;width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 12px 12px rgba(28,43,71,.21));transition:transform .25s ease}
.lkp-book-card:hover .lkp-book-cover{transform:scale(1.035)}
.lkp-book-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#eef2f7;color:var(--lkp-muted);font-size:14px}
.lkp-book-content{display:flex;flex:1;flex-direction:column;padding:23px 23px 24px}
.lkp-book-category{margin:0 0 9px;color:var(--lkp-blue);font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase}
.lkp-book-card h3{margin:0 0 10px;font-size:20px;line-height:1.3;letter-spacing:-.015em}
.lkp-book-card h3 a{color:var(--lkp-ink);text-decoration:none}
.lkp-authors,.lkp-authors-full{color:var(--lkp-muted);line-height:1.55;margin:0}
.lkp-authors{font-size:14px;min-height:43px}
.lkp-details-btn,.lkp-download-btn,.lkp-book-search button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--lkp-blue);color:#fff!important;text-decoration:none!important;border:0;border-radius:9px;padding:11px 17px;font-size:14px;font-weight:700;line-height:1.2;transition:background .2s ease,transform .2s ease}
.lkp-details-btn{align-self:flex-start;margin-top:21px}
.lkp-details-btn:hover,.lkp-book-search button:hover{background:var(--lkp-blue-dark);transform:translateY(-1px)}
.lkp-details-btn span,.lkp-download-btn span{font-size:21px;line-height:13px}
.lkp-pagination{margin:42px 0 0;text-align:center}
.lkp-pagination .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;margin:3px;padding:0 10px;border:1px solid var(--lkp-line);border-radius:8px;color:var(--lkp-ink);text-decoration:none;font-weight:600}
.lkp-pagination .current{background:var(--lkp-blue);border-color:var(--lkp-blue);color:#fff}
.lkp-book-search{display:flex;gap:10px;max-width:640px;margin:0 0 28px}
.lkp-book-search input{flex:1;min-width:0;padding:13px 15px;border:1px solid #ccd5e2;border-radius:9px;background:#fff;color:var(--lkp-ink);outline:none}
.lkp-book-search input:focus{border-color:var(--lkp-blue);box-shadow:0 0 0 3px rgba(25,89,189,.12)}
.lkp-single-book{max-width:1180px;margin:62px auto 76px;padding:0 24px;display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:58px}
.lkp-single-cover{height:max-content;padding:24px;background:linear-gradient(145deg,#f2f6fc,#e9eff8);border:1px solid var(--lkp-line);border-radius:18px;box-shadow:0 14px 32px rgba(26,45,80,.09)}
.lkp-single-cover img{display:block;width:100%;height:auto;filter:drop-shadow(0 14px 15px rgba(28,43,71,.2))}
.lkp-download-btn{display:flex;width:100%;margin:22px 0 18px}
.lkp-meta{display:grid;grid-template-columns:90px 1fr;gap:10px 14px;padding-top:18px;border-top:1px solid #dce4ee;font-size:14px;color:var(--lkp-muted)}
.lkp-meta dt{font-weight:700;color:var(--lkp-ink)}
.lkp-meta dd{margin:0;line-height:1.55}
.lkp-single-content{padding:16px 0}
.lkp-label{display:inline-block;margin:0 0 16px;color:var(--lkp-blue);font-size:11px;font-weight:700;letter-spacing:.11em}
.lkp-single-content h1{max-width:760px;margin:0 0 16px;color:var(--lkp-ink);font-size:clamp(32px,4vw,48px);line-height:1.14;letter-spacing:-.035em}
.lkp-authors-full{font-size:17px}
.lkp-description{max-width:760px;margin-top:32px;padding-top:27px;border-top:1px solid var(--lkp-line);line-height:1.8;color:#465269}
.lkp-description h2,.lkp-description h3{color:var(--lkp-ink)}
.lkp-empty{padding:36px;border:1px dashed #cbd5e2;border-radius:12px;color:var(--lkp-muted)}
@media(max-width:900px){.lkp-cols-3,.lkp-cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
.lkp-single-book{gap:35px}
}
@media(max-width:680px){.lkp-books-archive{padding:38px 16px 50px}
.lkp-books-heading{padding:28px 25px;border-radius:16px}
.lkp-cols-2,.lkp-cols-3,.lkp-cols-4{grid-template-columns:1fr}
.lkp-cover-link{height:330px}
.lkp-single-book{grid-template-columns:1fr;margin:34px auto 52px;padding:0 16px}
.lkp-single-cover{max-width:380px;margin:auto}
.lkp-single-content{padding-top:0}
.lkp-book-search{flex-direction:column}
.lkp-book-search button{min-height:46px}
}

/* Editorial single-book layout */
.lkp-single-book{display:block;max-width:1200px;margin:68px auto 82px;padding:0 28px}
.lkp-book-hero{display:grid;grid-template-columns:320px minmax(0,1fr);gap:74px;align-items:start}
.lkp-cover-column{position:sticky;top:28px}
.lkp-single-cover{padding:18px;border-radius:12px;background:#fff;box-shadow:0 18px 40px rgba(16,41,79,.14);border:1px solid #e2eaf5}
.lkp-single-cover img{max-height:480px;object-fit:contain}
.lkp-cover-column .lkp-download-btn{margin:16px 0 0;border-radius:8px;min-height:49px}
.lkp-single-content{padding:16px 0 0}
.lkp-single-content h1{font-size:clamp(38px,4.4vw,58px);max-width:850px;margin:0 0 18px;letter-spacing:-.045em}
.lkp-label{margin-bottom:15px;padding:7px 10px;background:#edf4ff;border-radius:5px;font-size:10px}
.lkp-authors-full{max-width:840px;font-size:17px;line-height:1.75;color:#52627b}
.lkp-meta{display:flex;gap:42px;padding:24px 0 25px;margin:26px 0 0;border-top:1px solid var(--lkp-line);border-bottom:1px solid var(--lkp-line)}
.lkp-meta div{min-width:130px}
.lkp-meta dt{margin-bottom:5px;color:#758198;font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.lkp-meta dd{font-size:14px;font-weight:650;color:var(--lkp-ink)}
.lkp-description{max-width:800px;margin:38px 0 0;padding:0;border:0;color:#465269;font-size:16px;line-height:1.9}
.lkp-description h2{margin:0 0 16px;font-size:21px;letter-spacing:-.015em}
.lkp-description p:first-of-type{margin-top:0}
@media(max-width:800px){.lkp-single-book{margin:42px auto 60px;padding:0 20px}.lkp-book-hero{grid-template-columns:250px minmax(0,1fr);gap:36px}.lkp-cover-column{position:static}.lkp-single-content{padding-top:0}.lkp-single-content h1{font-size:clamp(32px,5vw,43px)}}
@media(max-width:610px){.lkp-single-book{padding:0 16px}.lkp-book-hero{grid-template-columns:1fr}.lkp-cover-column{max-width:290px;margin:0 auto;width:100%}.lkp-meta{gap:24px;flex-wrap:wrap}.lkp-single-content h1{font-size:36px}.lkp-description{margin-top:30px}}

/* Compact book-search results */
.lkp-search-page{max-width:960px;margin:58px auto 80px;padding:0 24px}.lkp-search-heading{margin-bottom:27px;padding-bottom:22px;border-bottom:1px solid var(--lkp-line)}.lkp-search-heading .lkp-label{margin:0 0 11px}.lkp-search-heading h1{margin:0;color:var(--lkp-ink);font-size:clamp(26px,3vw,34px);line-height:1.25;letter-spacing:-.025em}.lkp-search-heading h1 span{font-weight:500;color:#50627e}.lkp-search-results{display:grid;gap:14px}.lkp-search-card{display:grid;grid-template-columns:92px minmax(0,1fr);gap:20px;align-items:center;padding:15px;border:1px solid var(--lkp-line);border-radius:12px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease}.lkp-search-card:hover{border-color:#bdd0ed;box-shadow:0 8px 22px rgba(22,58,111,.08)}.lkp-search-cover{display:flex;align-items:center;justify-content:center;width:92px;height:120px;border-radius:7px;overflow:hidden;background:#f0f4f9}.lkp-search-cover img{width:100%;height:100%;object-fit:cover}.lkp-search-cover span{font-size:11px;color:var(--lkp-muted)}.lkp-search-card-content{min-width:0}.lkp-search-card .lkp-book-category{margin-bottom:5px;font-size:10px}.lkp-search-card h2{margin:0 0 7px;font-size:20px;line-height:1.25;letter-spacing:-.012em}.lkp-search-card h2 a{color:var(--lkp-ink);text-decoration:none}.lkp-search-card .lkp-authors{min-height:0;margin:0;font-size:14px}.lkp-text-link{display:inline-flex;gap:5px;margin-top:13px;color:var(--lkp-blue);font-size:13px;font-weight:700;text-decoration:none}.lkp-text-link span{font-size:18px;line-height:12px}.lkp-search-page .navigation.pagination{margin:30px 0 0}.lkp-search-page .nav-links{display:flex;gap:7px}.lkp-search-page .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 9px;border:1px solid var(--lkp-line);border-radius:7px;color:var(--lkp-ink);font-size:13px;text-decoration:none}.lkp-search-page .page-numbers.current{background:var(--lkp-blue);border-color:var(--lkp-blue);color:#fff}@media(max-width:540px){.lkp-search-page{margin:38px auto 55px;padding:0 16px}.lkp-search-card{grid-template-columns:74px minmax(0,1fr);gap:15px;padding:12px}.lkp-search-cover{width:74px;height:98px}.lkp-search-card h2{font-size:17px}.lkp-search-heading h1{font-size:26px}}