*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f5f7fb;color:#172033;min-height:100vh}.bg-orb{position:fixed;width:340px;height:340px;border-radius:50%;filter:blur(70px);opacity:.22;pointer-events:none;z-index:-1}.orb-a{background:#6366f1;top:-120px;left:-100px}.orb-b{background:#06b6d4;right:-120px;bottom:-130px}.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:14px max(18px,calc((100% - 1180px)/2));background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(100,116,139,.14)}.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:inherit}.brand-icon{font-size:29px}.brand b{display:block;font-size:19px}.brand small{display:block;color:#64748b;font-size:11px}.top-actions{display:flex;gap:8px}.back-btn,.icon-btn{border:1px solid #dbe2ea;background:#fff;color:#334155;text-decoration:none;border-radius:11px;padding:9px 13px;font-weight:700;cursor:pointer}.icon-btn{width:42px;padding:9px}.container{max-width:1180px;margin:auto;padding:42px 18px 70px}.hero{text-align:center;padding:28px 0 30px}.hero-badge{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;color:#4f46e5;background:#eef2ff;border:1px solid #e0e7ff;border-radius:999px;padding:7px 11px}.hero h1{font-size:clamp(32px,5vw,58px);line-height:1.04;margin:18px auto 14px;max-width:900px;letter-spacing:-.045em}.hero h1 span{color:#4f46e5}.hero p{max-width:780px;margin:auto;color:#64748b;line-height:1.7}.search-box{display:flex;gap:10px;max-width:850px;margin:28px auto 13px;padding:7px;background:#fff;border:1px solid #dbe2ea;border-radius:17px;box-shadow:0 12px 35px rgba(15,23,42,.08)}.search-box input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:13px 14px;font-size:15px}.search-box button{border:0;border-radius:12px;padding:0 22px;background:#4f46e5;color:#fff;font-weight:800;cursor:pointer}.quick{display:flex;justify-content:center;align-items:center;gap:7px;flex-wrap:wrap;color:#94a3b8;font-size:12px}.quick-btn{border:0;background:transparent;color:#4f46e5;font-weight:700;cursor:pointer}.status{text-align:center;min-height:28px;color:#64748b;margin:5px 0 14px}.results{display:grid;gap:15px}.book-card{display:grid;grid-template-columns:150px 1fr;gap:22px;padding:20px;background:rgba(255,255,255,.88);border:1px solid #e2e8f0;border-radius:20px;box-shadow:0 10px 30px rgba(15,23,42,.06)}.cover{width:150px;height:215px;object-fit:cover;border-radius:12px;background:#e2e8f0;box-shadow:0 8px 18px rgba(15,23,42,.14)}.cover-empty{width:150px;height:215px;border-radius:12px;display:grid;place-items:center;background:#e2e8f0;color:#94a3b8;font-size:42px}.book-title{margin:0 0 6px;font-size:23px}.subtitle{color:#64748b;margin-bottom:10px}.author{font-weight:750;color:#4f46e5}.badges{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.badge{font-size:11px;padding:6px 8px;border-radius:8px;background:#f1f5f9;color:#475569}.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:13px}.detail{padding:10px 11px;border:1px solid #e2e8f0;border-radius:11px;background:#f8fafc}.detail strong{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;margin-bottom:3px}.detail span{font-size:13px;word-break:break-word}.full-details{margin-top:14px;border-top:1px solid #e2e8f0;padding-top:13px}.full-details summary{cursor:pointer;font-weight:800;color:#475569}.section-title{font-size:13px;margin:14px 0 7px;color:#334155}.chips{display:flex;flex-wrap:wrap;gap:5px}.chip{font-size:11px;padding:5px 8px;border-radius:7px;background:#eef2ff;color:#4338ca}.book-links{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}.book-links a{font-size:12px;text-decoration:none;color:#fff;background:#0f172a;border-radius:9px;padding:8px 10px}.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin:24px 0}.page-btn{border:1px solid #dbe2ea;background:#fff;border-radius:9px;padding:8px 11px;cursor:pointer}.page-btn.active{background:#4f46e5;color:#fff;border-color:#4f46e5}.page-info{font-size:12px;color:#64748b;margin:0 8px}.info-card{margin-top:28px;padding:22px;background:rgba(255,255,255,.72);border:1px solid #e2e8f0;border-radius:18px}.info-card h2{margin:0 0 15px;font-size:18px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.info-grid span{font-size:12px;padding:10px;border-radius:9px;background:#f8fafc;color:#475569}.source-note{font-size:11px;color:#94a3b8;margin:15px 0 0;line-height:1.6}footer{text-align:center;padding:25px 15px;border-top:1px solid #e2e8f0;color:#94a3b8;font-size:12px}footer a{color:#4f46e5;text-decoration:none;font-weight:700}.loading{display:inline-flex;gap:8px;align-items:center}.spinner{width:16px;height:16px;border:2px solid #cbd5e1;border-top-color:#4f46e5;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty{padding:40px;text-align:center;background:#fff;border:1px dashed #cbd5e1;border-radius:16px;color:#64748b}.error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;padding:13px;border-radius:12px;font-size:13px}@media(max-width:700px){.topbar{padding:11px 12px}.back-btn{font-size:12px}.container{padding:25px 12px 50px}.search-box{flex-direction:column}.search-box button{padding:13px}.book-card{grid-template-columns:92px 1fr;gap:13px;padding:13px}.cover,.cover-empty{width:92px;height:135px}.book-title{font-size:18px}.detail-grid{grid-template-columns:1fr}.info-grid{grid-template-columns:1fr 1fr}.hero h1{font-size:35px}}@media(max-width:420px){.info-grid{grid-template-columns:1fr}.brand small{display:none}}
body.dark{background:#0b1120;color:#e5e7eb}.dark .topbar{background:rgba(11,17,32,.8);border-color:#1e293b}.dark .back-btn,.dark .icon-btn,.dark .search-box,.dark .book-card,.dark .info-card,.dark .empty,.dark .page-btn{background:#111827;color:#e5e7eb;border-color:#263244}.dark .brand small,.dark .hero p,.dark .status,.dark .subtitle,.dark .source-note,.dark footer{color:#94a3b8}.dark .detail,.dark .info-grid span,.dark .badge{background:#0f172a;border-color:#263244;color:#cbd5e1}.dark .full-details{border-color:#263244}.dark .section-title,.dark .full-details summary{color:#cbd5e1}.dark footer{border-color:#1e293b}.dark .hero-badge{background:#171d4b;border-color:#2b3370}.dark .orb-a,.dark .orb-b{opacity:.12}
