*{box-sizing:border-box}
:root{--bg:#0a0b0f;--card:#12141b;--border:rgba(255,255,255,.08);--text:#f5f6f8;--muted:#8e94a4;--primary:#7c5cff;--primary-hover:#9178ff;--danger:#ff6262}
html,body{margin:0;padding:0;min-height:100%}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input{font:inherit}a{text-decoration:none}
.library-body{min-height:100vh;background:radial-gradient(circle at 15% -10%,rgba(124,92,255,.18),transparent 30%),var(--bg);color:var(--text)}
.topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:rgba(10,11,15,.82);backdrop-filter:blur(20px);position:sticky;top:0;z-index:50}
.brand{color:#fff;display:flex;align-items:center;gap:12px}.brand-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--primary);font-weight:900;font-size:18px}
.brand strong,.brand small{display:block}.brand strong{letter-spacing:.08em;font-size:14px}.brand small{color:var(--muted);font-size:11px;margin-top:2px}
.btn-primary,.btn-secondary{min-height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;transition:.2s ease}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}
.btn-secondary{border:1px solid var(--border);color:#fff;background:rgba(255,255,255,.04)}
.container{width:min(1400px,90%);margin:auto;padding-bottom:80px}.hero{padding:78px 0 48px}
.eyebrow{display:inline-block;margin-bottom:15px;color:#9d8aff;letter-spacing:.16em;font-size:11px;font-weight:800}
.hero h1{margin:0;max-width:760px;font-size:clamp(40px,6vw,76px);line-height:.98;letter-spacing:-.055em}.hero h1 span{color:#8b8f9b}
.hero p{margin:24px 0 0;color:var(--muted);font-size:16px;line-height:1.7}
.search-box{width:100%;height:58px;display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--border);border-radius:15px;padding:0 18px}
.search-box span{color:var(--muted);font-size:22px}.search-box input{flex:1;border:0;outline:0;color:#fff;background:transparent;font-size:15px}.search-box input::placeholder{color:#5e6471}.clear-search{color:#8e94a4;font-size:25px}
.section-header{display:flex;justify-content:space-between;margin:50px 0 22px}.section-header h2{margin:0;font-size:22px}.section-header p{margin:6px 0 0;color:var(--muted);font-size:13px}
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:30px 22px}.book-card{min-width:0}
.book-cover{position:relative;display:block;width:100%;aspect-ratio:2/3;border-radius:13px;overflow:hidden;background:#181b24;border:1px solid var(--border);box-shadow:0 22px 40px rgba(0,0,0,.2)}
.book-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}.book-card:hover .book-cover img{transform:scale(1.035)}
.cover-placeholder{width:100%;height:100%;padding:26px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(145deg,#28223f,#12131a 70%);color:#fff}
.cover-placeholder span{width:max-content;padding:6px 8px;font-size:10px;font-weight:900;letter-spacing:.1em;background:var(--primary);border-radius:6px}.cover-placeholder strong{font-size:19px;line-height:1.2}
.type-badge{position:absolute;top:10px;right:10px;padding:6px 8px;color:#fff;font-size:9px;font-weight:800;letter-spacing:.04em;border-radius:7px;background:rgba(0,0,0,.68);backdrop-filter:blur(10px)}
.read-overlay{position:absolute;inset:0;display:flex;align-items:flex-end;padding:16px;opacity:0;background:linear-gradient(transparent 45%,rgba(0,0,0,.88));transition:.2s ease}.book-card:hover .read-overlay{opacity:1}
.read-overlay span{width:100%;text-align:center;padding:10px;color:#fff;border-radius:8px;background:var(--primary);font-size:12px;font-weight:800}
.book-info{padding:14px 3px 0}.book-title{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:#fff;font-size:15px;font-weight:750}.book-author{color:var(--muted);margin-top:5px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:12px}
.book-footer{min-height:35px;margin-top:10px;display:flex;align-items:center;justify-content:space-between;color:#626876;font-size:10px}.delete-button{appearance:none;border:0;background:transparent;color:#686d78;cursor:pointer;padding:5px;font-size:10px}.delete-button:hover{color:var(--danger)}
.empty{margin-top:28px;padding:70px 20px;text-align:center;border:1px dashed var(--border);border-radius:18px;background:rgba(255,255,255,.018)}.empty-icon{font-size:50px}.empty h3{margin:15px 0 8px}.empty p{margin:0 auto 25px;color:var(--muted)}
.form-page{min-height:calc(100vh - 76px);padding:60px 20px 100px}.form-wrapper{width:min(760px,100%);margin:auto}.form-title h1{margin:0;font-size:42px;letter-spacing:-.04em}.form-title p{margin:14px 0 0;color:var(--muted);line-height:1.6}
.book-form{margin-top:38px;padding:30px;background:var(--card);border:1px solid var(--border);border-radius:20px}.form-group{margin-bottom:24px}.form-group label{display:block;margin-bottom:9px;font-size:13px;font-weight:750}
.form-group>input[type=text]{width:100%;height:50px;border-radius:10px;border:1px solid var(--border);background:#0c0e13;outline:0;padding:0 14px;color:#fff}.form-group>input:focus{border-color:var(--primary)}
.upload-box{padding:20px;border-radius:12px;background:#0c0e13;border:1px dashed var(--border)}.upload-box span{display:block;margin-top:10px;color:var(--muted);font-size:11px}
.separator{margin:35px 0 25px;display:flex;align-items:center;color:#696f7d;font-size:10px;letter-spacing:.12em;font-weight:800}.separator:before,.separator:after{content:"";flex:1;height:1px;background:var(--border)}.separator span{padding:0 14px}
.upload-options{display:grid;grid-template-columns:1fr 1fr;gap:15px}.upload-card{margin:0;padding:22px;border:1px solid var(--border);border-radius:15px;background:#0c0e13}.upload-symbol{width:42px;height:42px;display:grid;place-items:center;margin-bottom:17px;background:rgba(124,92,255,.13);color:#aa9aff;border-radius:10px;font-size:10px;font-weight:900}
.upload-card p{min-height:36px;margin:-2px 0 18px;color:var(--muted);font-size:11px;line-height:1.55}.upload-card input{max-width:100%}.file-count{margin-top:10px;color:#9e8cff;font-size:11px;font-weight:700}
.notice{margin-top:20px;padding:13px 15px;color:#afa8c6;background:rgba(124,92,255,.08);border:1px solid rgba(124,92,255,.15);border-radius:10px;font-size:11px}.submit-button{width:100%;border:0;margin-top:25px;cursor:pointer}
.alert-error{margin-top:25px;padding:15px;color:#ffaaaa;background:rgba(255,80,80,.1);border:1px solid rgba(255,80,80,.2);border-radius:10px}
.reader-body{margin:0;background:#090a0c;color:#fff;overflow:hidden}.reader-topbar{position:fixed;top:0;left:0;right:0;height:64px;display:grid;grid-template-columns:50px minmax(0,1fr) auto;align-items:center;gap:12px;padding:0 18px;z-index:100;background:rgba(12,13,16,.94);border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(15px)}
.reader-back{width:38px;height:38px;display:grid;place-items:center;border-radius:9px;color:#fff;background:rgba(255,255,255,.06);font-size:19px}.reader-title{overflow:hidden}.reader-title strong,.reader-title span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reader-title strong{font-size:13px}.reader-title span{margin-top:3px;font-size:10px;color:#777e8a}
.reader-actions{display:flex;gap:8px}.reader-button{height:36px;padding:0 13px;border:1px solid rgba(255,255,255,.08);border-radius:8px;color:#d4d6dc;background:rgba(255,255,255,.05);cursor:pointer;font-size:11px}
.pdf-reader{width:100vw;height:100vh;padding-top:64px}.pdf-frame{width:100%;height:100%;border:0;background:#17181b}
.image-reader{position:fixed;top:64px;bottom:62px;left:0;right:0;overflow:auto;display:flex;justify-content:center;background:#090a0c}.page-stage{position:relative;min-width:0;min-height:100%;display:flex;align-items:flex-start;justify-content:center}.page-stage img{display:block;transition:opacity .12s ease;user-select:none}
.fit-width .page-stage{width:min(100%,1200px)}.fit-width .page-stage img{width:100%;height:auto}.fit-height .page-stage{width:100%;align-items:center}.fit-height .page-stage img{width:auto;height:100%;max-width:100%;object-fit:contain}
.page-loading{position:absolute;inset:0;display:grid;place-items:center;color:#737986;font-size:12px}.page-click-area{position:fixed;top:64px;bottom:62px;width:18%;border:0;background:transparent;cursor:pointer;z-index:10}.page-click-left{left:0}.page-click-right{right:0}
.reader-footer{position:fixed;left:0;right:0;bottom:0;height:62px;display:flex;align-items:center;justify-content:center;gap:18px;padding:0 18px;z-index:100;background:rgba(12,13,16,.95);border-top:1px solid rgba(255,255,255,.07);backdrop-filter:blur(15px)}
.page-button{width:40px;height:40px;border:1px solid rgba(255,255,255,.08);color:#fff;background:rgba(255,255,255,.05);border-radius:9px;cursor:pointer;font-size:18px}.page-button:disabled{opacity:.25;cursor:default}
.page-status{width:min(400px,60vw)}.page-number{display:flex;justify-content:center;gap:5px;color:#a9adb6;margin-bottom:7px;font-size:10px}.progress-track{width:100%;height:3px;border-radius:10px;overflow:hidden;background:rgba(255,255,255,.08)}.progress-bar{height:100%;width:0;background:var(--primary);transition:width .15s ease}
@media(max-width:700px){
.topbar{height:68px;padding:0 16px}.brand small{display:none}.btn-primary,.btn-secondary{min-height:38px;padding:0 13px;font-size:12px}.container{width:calc(100% - 30px)}.hero{padding:50px 0 35px}.hero h1{font-size:45px}
.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 13px}.book-cover{border-radius:10px}.read-overlay{display:none}.form-page{padding:38px 14px 70px}.book-form{padding:20px}.upload-options{grid-template-columns:1fr}
.reader-topbar{grid-template-columns:42px minmax(0,1fr) auto;padding:0 10px}.reader-button{padding:0 8px;font-size:9px}.reader-actions{gap:4px}.page-click-area{width:10%}
}