:root{--bg:#f4f5f2;--surface:#fff;--text:#222820;--muted:#687066;--line:#dfe3dc;--accent:#28764b;--accent-dark:#185b37;--soft:#e8f2ec;--warn:#9b6500;--error:#a5342b;--shadow:0 8px 24px rgba(31,45,36,.08);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,select{font:inherit}button{cursor:pointer}.site-header{max-width:1240px;margin:auto;padding:30px 24px 18px;display:flex;justify-content:space-between;gap:24px;align-items:end}.eyebrow{margin:0 0 4px;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}h1{margin:0;font-size:clamp(2rem,5vw,3.5rem);line-height:1}.subtitle{margin:10px 0 0;color:var(--muted)}.file-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}.source-label{font-size:.86rem;color:var(--muted);max-width:220px}.tabs{position:sticky;top:0;z-index:10;background:rgba(244,245,242,.95);backdrop-filter:blur(10px);border-block:1px solid var(--line);display:flex;gap:6px;overflow:auto;padding:10px max(24px,calc((100vw - 1240px)/2 + 24px))}.tab{white-space:nowrap;border:0;background:transparent;padding:10px 14px;border-radius:999px;color:var(--muted);font-weight:700}.tab:hover,.tab.active{background:var(--text);color:white}.badge{background:var(--error);color:white;border-radius:99px;padding:1px 7px;font-size:.74rem;margin-left:4px}.tab.active .badge{background:white;color:var(--error)}main{max-width:1240px;margin:auto;padding:24px}.view{display:none}.active-view{display:block}.panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow);margin-bottom:20px}.panel-heading,.results-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px}.panel h2,.results-heading h2{margin:0;font-size:1.2rem}.hint,#resultCount,#loanCount{color:var(--muted);font-size:.9rem}.stats-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:20px}.stat{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px}.stat-value{font-size:1.8rem;font-weight:850;display:block}.stat-label{color:var(--muted);font-size:.84rem}.section-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.section-grid .panel:last-child{grid-column:1/-1}.button{border:0;background:var(--accent);color:white;border-radius:10px;padding:10px 14px;font-weight:750}.button:hover{background:var(--accent-dark)}.button.secondary{background:white;color:var(--text);border:1px solid var(--line)}.text-button{border:0;background:none;color:var(--accent);font-weight:750;padding:4px}.book-feature{display:grid;grid-template-columns:140px 1fr;gap:20px;align-items:center}.cover{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:#e7e9e5;border:1px solid var(--line)}.cover-placeholder{display:grid;place-items:center;text-align:center;padding:10px;color:var(--muted);font-size:.8rem}.book-feature h3,.book-card h3,.book-row h3{margin:0 0 6px}.meta{color:var(--muted);font-size:.88rem;margin:4px 0}.availability{display:inline-block;background:var(--soft);color:var(--accent-dark);padding:4px 8px;border-radius:99px;font-weight:750;font-size:.78rem}.availability.used{background:#f7e9e7;color:var(--error)}.description{line-height:1.5;color:#41483f}.compact-list{display:grid;gap:8px}.compact-item{padding:10px 0;border-bottom:1px solid var(--line)}.compact-item:last-child{border:0}.compact-item strong{display:block}.cover-strip,.cover-gallery{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.book-card{min-width:0}.book-card button{display:block;width:100%;padding:0;border:0;background:none;text-align:left;color:inherit}.book-card .cover{margin-bottom:9px}.book-card h3{font-size:.9rem;line-height:1.25}.book-card .meta{font-size:.78rem}.controls-panel{position:sticky;top:65px;z-index:5}.search-row{display:flex;gap:10px}.search-box{flex:1}.search-box input,.filters select{width:100%;border:1px solid var(--line);border-radius:10px;background:white;padding:11px}.filters{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}.book-list{display:grid;gap:10px}.book-row{display:grid;grid-template-columns:62px 1fr auto;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px}.book-row .cover{width:62px}.book-row button.open-book{border:0;background:none;text-align:left;padding:0;color:inherit}.row-side{text-align:right;min-width:160px}.author-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.author-card{border:1px solid var(--line);border-radius:12px;padding:14px}.author-card h3{margin:0 0 4px;font-size:1rem}.author-card details{margin-top:8px}.author-card li{margin:5px 0}.storage-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.storage-item{border:1px solid var(--line);border-radius:12px;padding:14px}.storage-item strong{font-size:1.05rem}.storage-counts{display:flex;gap:8px;color:var(--muted);font-size:.82rem;margin-top:5px}.quality-intro p{margin-bottom:0;color:var(--muted)}.quality-stats{grid-template-columns:repeat(3,1fr)}.quality-list{display:grid;gap:12px}.quality-item{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--warn);border-radius:12px;padding:16px}.quality-item.error{border-left-color:var(--error)}.quality-item.info{border-left-color:#54719b}.quality-item h3{margin:0 0 6px;font-size:1rem}.quality-item p{margin:5px 0;color:var(--muted)}.quality-item code{background:#f1f2ef;padding:2px 5px;border-radius:4px}dialog{width:min(760px,calc(100% - 24px));border:0;border-radius:18px;padding:0;box-shadow:0 20px 60px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(20,25,21,.65)}.dialog-close{position:absolute;right:12px;top:8px;border:0;background:white;border-radius:50%;font-size:2rem;line-height:1;width:40px;height:40px}.dialog-book{display:grid;grid-template-columns:190px 1fr;gap:24px;padding:28px}.dialog-book h2{margin-top:8px}.details{display:grid;grid-template-columns:max-content 1fr;gap:6px 12px;font-size:.9rem}.details dt{font-weight:750}.details dd{margin:0;color:var(--muted)}footer{max-width:1240px;margin:auto;padding:8px 24px 30px;color:var(--muted);font-size:.82rem}.empty{color:var(--muted);padding:20px;text-align:center}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:900px){.stats-grid{grid-template-columns:repeat(3,1fr)}.cover-strip,.cover-gallery{grid-template-columns:repeat(4,1fr)}.filters{grid-template-columns:repeat(2,1fr)}.author-grid,.storage-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.site-header{align-items:start;flex-direction:column;padding-top:22px}.file-actions{justify-content:flex-start}.section-grid{display:block}.stats-grid{grid-template-columns:repeat(2,1fr)}.cover-strip,.cover-gallery{grid-template-columns:repeat(2,1fr)}.controls-panel{position:static}.filters{grid-template-columns:1fr}.book-row{grid-template-columns:52px 1fr}.book-row .cover{width:52px}.row-side{grid-column:2;text-align:left;min-width:0}.author-grid,.storage-list{grid-template-columns:1fr}.book-feature,.dialog-book{grid-template-columns:1fr}.book-feature .cover{max-width:150px}.dialog-book .cover{max-width:180px}.hint{display:none}}