:root{color-scheme:light;--bg: #f5f7fb;--fg: #111827;--surface: #ffffff;--muted: #4b5563;--surface-border: rgba(17, 24, 39, .08);--control-bg: #e5e7eb;--control-thumb: #111827}[data-theme=dark]{color-scheme:dark;--bg: #090b12;--fg: #f8fafc;--surface: #111827;--muted: #cbd5e1;--surface-border: rgba(248, 250, 252, .12);--control-bg: rgba(255, 255, 255, .08);--control-thumb: #f8fafc}html,body,#root{margin:0;min-height:100%}body{background:var(--bg);color:var(--fg);font-family:Inter,system-ui,sans-serif}.app-shell{min-height:100vh;position:relative;padding:6.5rem 1.5rem 1.5rem}.top-bar{position:fixed;top:1.4rem;left:50%;transform:translate(-50%);z-index:999;display:flex;gap:.5rem;align-items:center}.view-toggle-container{position:fixed;top:1.4rem;left:calc(1rem + 17vw);transform:translate(-50%);z-index:999}.view-segmented{display:inline-flex;align-items:center;height:2.7rem;padding:.18rem;gap:.1rem;border-radius:18px;background:#ffffffd1;border:1px solid rgba(255,255,255,.65);box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}[data-theme=dark] .view-segmented{background:#ffffff14;border-color:#ffffff1f}.view-segment{height:100%;padding:0 .9rem;border:1px solid transparent;background:transparent;color:var(--fg);font:inherit;font-size:.88rem;font-weight:500;cursor:pointer;border-radius:13px;opacity:.5;transition:opacity .15s ease;white-space:nowrap}.view-segment.active{background:#fffffff2;border-color:#e2e8f0f2;box-shadow:0 14px 28px #0f172a14;opacity:1}[data-theme=dark] .view-segment.active{background:#ffffff1f;border-color:#ffffff2e}.search-input{width:360px;height:2.7rem;padding:0 1rem;border:1px solid rgba(255,255,255,.45);border-radius:18px;background:#ffffffb8;color:var(--fg);font-size:1rem;font-weight:500;box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}[data-theme=dark] .search-input{border:1px solid rgba(255,255,255,.12);background:#0f172ab8;box-shadow:0 18px 45px #00000047}.search-input:focus{outline:2px solid rgba(59,130,246,.45);outline-offset:2px}.top-actions{display:flex;align-items:center;gap:.5rem}.sort-chooser{position:relative}.sort-button,.order-button{border:1px solid rgba(255,255,255,.45);border-radius:18px;background:#ffffffb8;color:var(--fg);padding:0 1rem;height:2.7rem;cursor:pointer;font:inherit;font-size:1rem;font-weight:500;box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}[data-theme=dark] .sort-button,[data-theme=dark] .order-button{border:1px solid rgba(255,255,255,.12);background:#0f172ab8;box-shadow:0 18px 45px #00000047}.sort-button{min-width:120px}.order-button{width:3rem;display:inline-flex;align-items:center;justify-content:center}.order-icon{display:inline-flex;transition:transform .18s ease}.order-button.asc .order-icon{transform:rotate(90deg)}.order-button.desc .order-icon{transform:rotate(270deg)}.sort-menu{display:none;position:absolute;top:calc(100% + .5rem);right:0;width:max-content;background:var(--surface);border:1px solid var(--surface-border);border-radius:14px;box-shadow:0 18px 60px #0f172a1f;padding:.4rem 0;z-index:1000}.sort-chooser:hover .sort-menu{display:block}.sort-menu-item{width:100%;text-align:left;background:transparent;border:none;padding:.7rem 1rem;cursor:pointer;color:var(--fg);font:inherit}.sort-menu-item:hover,.sort-menu-item.active{background:#3b82f61a}.content-grid{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));max-width:1200px;margin:0 auto}.my-library-view{max-width:1200px;margin:0 auto;display:block}.card{background:var(--surface);border:1px solid var(--surface-border);border-radius:24px;overflow:hidden;box-shadow:0 16px 40px #0f172a14}.card.card-clickable{cursor:pointer}.card-image{height:160px;background:linear-gradient(135deg,#d1d5db66,#f3f4f666)}.card-body{padding:1rem 1.25rem 1.5rem}.card h2{font-size:1.1rem;margin:0 0 .5rem}.card-meta{margin:0;color:var(--muted);font-size:.9rem;display:flex;gap:.5rem;align-items:center}.card-author{margin:.75rem 0 0;font-size:.95rem;color:var(--fg)}.book-details-view{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:1rem}.detail-back-button{align-self:flex-start;display:inline-flex;align-items:center;justify-content:center;width:2.7rem;height:2.7rem;border:1px solid rgba(255,255,255,.45);border-radius:999px;background:#ffffffb8;color:var(--fg);box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);cursor:pointer;font-size:1.2rem}[data-theme=dark] .detail-back-button{border:1px solid rgba(255,255,255,.12);background:#0f172ab8;box-shadow:0 18px 45px #00000047}.book-details-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:24px;overflow:hidden;box-shadow:0 16px 40px #0f172a14}.detail-image{height:240px}.book-details-body{padding:1.5rem 1.5rem 2rem}.book-details-eyebrow{margin:0 0 .5rem;color:var(--muted);font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.book-details-body h2{margin:0 0 .5rem;font-size:1.6rem}.book-details-meta{margin:0 0 1rem;color:var(--muted)}.book-details-description{margin:0;color:var(--fg);line-height:1.7}.brand{position:fixed;top:1.32rem;left:1rem;z-index:1000;font-size:1.93rem;font-weight:700;letter-spacing:.04em;line-height:2.7rem}.top-right-controls{position:fixed;top:1.4rem;right:1rem;z-index:1000;display:flex;align-items:center;gap:.6rem}.switch{display:inline-flex;align-items:center;justify-content:center;width:5rem;height:2.7rem;padding:.15rem;box-sizing:border-box;border-radius:18px;background:#ffffffd1;border:1px solid rgba(255,255,255,.65);box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);cursor:pointer;transition:background .2s ease}.switch input{position:absolute;opacity:0;width:0;height:0}.slider{position:relative;display:grid;grid-template-columns:repeat(2,1fr);width:100%;height:100%;align-items:center;border-radius:999px;padding:0 .35rem;box-sizing:border-box}.switch-icon{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;color:var(--fg);opacity:.65;font-size:.9rem;pointer-events:none}.switch-icon-sun{transform:translate(-.05rem)}.switch-icon-moon{transform:translate(.05rem)}.slider:before{content:"";position:absolute;top:.18rem;left:.18rem;width:calc(50% - .36rem);height:calc(100% - .36rem);border-radius:14px;background:#fffffff2;border:1px solid rgba(226,232,240,.95);box-shadow:0 14px 28px #0f172a14;transition:transform .2s ease,background .2s ease;z-index:1}.switch input:checked+.slider:before{transform:translate(100%)}.switch input:not(:checked)+.slider .switch-icon-sun,.switch input:checked+.slider .switch-icon-moon{opacity:1}[data-theme=dark] .switch{background:#ffffff14;border-color:#ffffff1f}[data-theme=dark] .switch input:not(:checked)+.slider .switch-icon-sun,[data-theme=dark] .switch input:checked+.slider .switch-icon-moon{color:#111827}.switch:focus-visible{outline:2px solid rgba(59,130,246,.6);outline-offset:4px}.admin-view{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:2.5rem}.admin-section{display:flex;flex-direction:column;gap:1rem}.admin-section-heading{margin:0;font-size:1rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.admin-preview-form{display:flex;gap:.5rem}.admin-input{flex:1;height:2.7rem;padding:0 1rem;border:1px solid var(--surface-border);border-radius:18px;background:var(--surface);color:var(--fg);font:inherit;font-size:1rem}.admin-input:focus{outline:2px solid rgba(59,130,246,.45);outline-offset:2px}.admin-button{height:2.7rem;padding:0 1.25rem;border:none;border-radius:18px;background:var(--fg);color:var(--bg);font:inherit;font-size:.95rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:opacity .15s ease}.admin-button:hover:not(:disabled){opacity:.82}.admin-button:disabled{opacity:.4;cursor:not-allowed}.admin-button.secondary{background:var(--surface);border:1px solid var(--surface-border);color:var(--fg)}.admin-error{margin:0;color:#ef4444;font-size:.9rem}.admin-empty{margin:0;color:var(--muted);font-style:italic}.admin-preview-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:24px;padding:1.5rem;display:flex;gap:1.5rem;box-shadow:0 16px 40px #0f172a14}.admin-preview-cover{width:100px;height:140px;border-radius:12px;object-fit:cover;background:var(--surface-border);flex-shrink:0}.admin-preview-fields{flex:1;display:flex;flex-direction:column;gap:.75rem;min-width:0}.admin-field-label{margin:0 0 .2rem;font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.admin-field-input{width:100%;height:2.2rem;padding:0 .75rem;border:1px solid var(--surface-border);border-radius:10px;background:var(--bg);color:var(--fg);font:inherit;font-size:.95rem;box-sizing:border-box}.admin-field-input:focus{outline:2px solid rgba(59,130,246,.45);outline-offset:2px}.admin-cover-options{display:flex;gap:.5rem;flex-wrap:wrap}.admin-cover-option{width:52px;height:68px;border-radius:8px;object-fit:cover;cursor:pointer;border:2px solid transparent;transition:border-color .15s ease}.admin-cover-option.selected{border-color:#3b82f6b3}.admin-preview-actions{display:flex;gap:.5rem;padding-top:.25rem;flex-wrap:wrap}.admin-jobs-list{display:flex;flex-direction:column;gap:.6rem}.admin-job-row{background:var(--surface);border:1px solid var(--surface-border);border-radius:16px;padding:.9rem 1.25rem;display:flex;align-items:center;gap:1rem}.admin-job-identifier{flex:1;min-width:0;font-size:.95rem;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-job-error{margin:.2rem 0 0;font-size:.82rem;color:#ef4444;white-space:normal;font-weight:400}.admin-job-progress{margin-top:.4rem;height:4px;border-radius:2px;background:var(--control-bg);overflow:hidden}.admin-job-progress-bar{height:100%;border-radius:2px;background:var(--control-thumb);transition:width .5s ease}.admin-job-meta{flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;gap:.1rem;font-size:.82rem;color:var(--muted);white-space:nowrap}.admin-job-actions{display:flex;gap:.4rem;flex-shrink:0}.admin-job-action-btn{height:2rem;padding:0 .75rem;border:1px solid var(--surface-border);border-radius:10px;background:transparent;color:var(--fg);font:inherit;font-size:.82rem;cursor:pointer;transition:background .12s ease,color .12s ease}.admin-job-action-btn:hover{background:#3b82f614}.admin-job-action-btn.danger:hover{background:#ef44441a;color:#ef4444;border-color:#ef44444d}.import-status-badge{flex-shrink:0;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.25rem .65rem;border-radius:999px}.import-status-pending{background:#eab30826;color:#a16207}.import-status-running{background:#3b82f626;color:#1d4ed8}.import-status-completed{background:#22c55e26;color:#15803d}.import-status-failed{background:#ef444426;color:#b91c1c}[data-theme=dark] .import-status-pending{color:#fde047}[data-theme=dark] .import-status-running{color:#93c5fd}[data-theme=dark] .import-status-completed{color:#86efac}[data-theme=dark] .import-status-failed{color:#fca5a5}.app-shell.reader-mode{padding:0}.reader-header{position:fixed;top:1.4rem;left:50%;transform:translate(-50%);z-index:999;display:flex;align-items:center;gap:.75rem}.reader-title{height:2.7rem;padding:0 1rem;display:inline-flex;align-items:center;max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:1rem;font-weight:600;color:var(--fg);background:#ffffffb8;border:1px solid rgba(255,255,255,.45);border-radius:18px;box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}[data-theme=dark] .reader-title{background:#0f172ab8;border-color:#ffffff1f;box-shadow:0 18px 45px #00000047}.reader-body{max-width:65ch;width:100%;margin:0 auto;padding:7.5rem 1.5rem 8rem;box-sizing:border-box;min-height:100vh}.reader-page-text{margin:0;font-size:1.1rem;line-height:1.85;color:var(--fg);white-space:pre-wrap}.reader-status{margin:0;color:var(--muted);font-style:italic}.reader-nav{position:fixed;bottom:0;left:0;right:0;display:flex;align-items:center;gap:.75rem;padding:1rem 2rem;background:var(--bg);border-top:1px solid var(--surface-border);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);z-index:999}.reader-nav-button{flex-shrink:0;width:2.7rem;height:2.7rem;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.45);border-radius:999px;background:#ffffffb8;color:var(--fg);font-size:1.2rem;cursor:pointer;box-shadow:0 18px 45px #0f172a1f;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);transition:opacity .15s ease}.reader-nav-button:disabled{opacity:.3;cursor:not-allowed}[data-theme=dark] .reader-nav-button{border-color:#ffffff1f;background:#0f172ab8;box-shadow:0 18px 45px #00000047}.reader-slider{flex:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;height:4px;border-radius:999px;background:var(--control-bg);cursor:pointer;outline:none}.reader-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--control-thumb);cursor:pointer}.reader-slider::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--control-thumb);border:none;cursor:pointer}.reader-page-indicator{flex-shrink:0;min-width:5rem;text-align:right;font-size:.95rem;font-weight:600;color:var(--fg);white-space:nowrap}.reader-page-of{font-weight:400;color:var(--muted)}.start-reading-button{display:inline-flex;align-items:center;justify-content:center;height:2.7rem;padding:0 1.5rem;margin-top:1.5rem;border:none;border-radius:18px;background:var(--fg);color:var(--bg);font:inherit;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .15s ease}.start-reading-button:hover{opacity:.82}.auth-button{height:2.2rem;padding:0 1rem;border-radius:12px;border:1px solid var(--surface-border);background:var(--surface);color:var(--fg);font-size:.85rem;font-weight:500;cursor:pointer;white-space:nowrap;transition:opacity .15s ease}.auth-button:hover{opacity:.75}.auth-user{display:flex;align-items:center;gap:.5rem}.auth-user-email{font-size:.82rem;color:var(--muted);max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:2000;display:flex;align-items:center;justify-content:center}.auth-modal{background:var(--surface);border:1px solid var(--surface-border);border-radius:24px;padding:2rem;width:min(360px,calc(100vw - 2rem));box-shadow:0 24px 60px #0000002e}.auth-tabs{display:flex;gap:.25rem;margin-bottom:1.5rem;background:var(--control-bg);border-radius:12px;padding:.25rem}.auth-tab{flex:1;height:2.2rem;border:none;border-radius:10px;background:transparent;color:var(--muted);font-size:.875rem;font-weight:500;cursor:pointer;transition:background .15s ease,color .15s ease}.auth-tab.active{background:var(--surface);color:var(--fg);box-shadow:0 1px 4px #00000014}.auth-form{display:flex;flex-direction:column;gap:.75rem}.auth-input{height:2.75rem;padding:0 1rem;border-radius:12px;border:1px solid var(--surface-border);background:var(--bg);color:var(--fg);font-size:.9rem;outline:none;transition:border-color .15s ease}.auth-input:focus{border-color:var(--control-thumb)}.auth-error{margin:0;font-size:.82rem;color:#ef4444}.auth-submit{height:2.75rem;border-radius:12px;border:none;background:var(--control-thumb);color:var(--bg);font-size:.9rem;font-weight:600;cursor:pointer;margin-top:.25rem;transition:opacity .15s ease}.auth-submit:hover:not(:disabled){opacity:.82}.auth-submit:disabled{opacity:.5;cursor:not-allowed}.shelf-button-wrapper{position:relative;display:inline-block;margin-top:.6rem}.shelf-button{height:1.8rem;padding:0 .75rem;border-radius:10px;border:1px solid var(--surface-border);background:var(--bg);color:var(--muted);font-size:.78rem;font-weight:500;cursor:pointer;white-space:nowrap;transition:background .15s ease,color .15s ease}.shelf-button.shelved{background:var(--control-thumb);color:var(--bg);border-color:transparent}.shelf-button:hover{opacity:.8}.shelf-dropdown{position:absolute;top:calc(100% + .35rem);left:0;z-index:500;background:var(--surface);border:1px solid var(--surface-border);border-radius:12px;padding:.3rem;min-width:140px;box-shadow:0 8px 24px #0000001f;display:flex;flex-direction:column;gap:.15rem}.shelf-option{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.45rem .65rem;border:none;border-radius:8px;background:transparent;color:var(--fg);font-size:.85rem;text-align:left;cursor:pointer;transition:background .12s ease}.shelf-option:hover{background:var(--control-bg)}.shelf-option.active{font-weight:600}.shelf-option.remove{color:#ef4444;margin-top:.1rem;border-top:1px solid var(--surface-border);border-radius:0 0 8px 8px;padding-top:.5rem}.shelf-option-check{font-size:.75rem;opacity:.7}.library-view{display:flex;flex-direction:column;gap:2rem;max-width:680px;margin:0 auto;padding-top:.5rem}.library-section{display:flex;flex-direction:column;gap:.5rem}.library-section-heading{font-size:1rem;font-weight:600;margin:0 0 .25rem;display:flex;align-items:center;gap:.5rem}.library-section-count{font-size:.78rem;font-weight:500;color:var(--muted);background:var(--control-bg);border-radius:20px;padding:.1rem .5rem}.library-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.35rem}.library-item{display:flex;align-items:baseline;gap:.6rem;width:100%;padding:.65rem .9rem;border:1px solid var(--surface-border);border-radius:14px;background:var(--surface);cursor:pointer;text-align:left;transition:background .15s ease}.library-item:hover{background:var(--control-bg)}.library-item-title{font-size:.9rem;font-weight:500;color:var(--fg);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.library-item-author{font-size:.8rem;color:var(--muted);flex-shrink:0;white-space:nowrap}.library-item-progress{font-size:.75rem;color:var(--muted);flex-shrink:0;opacity:.7}.library-empty{font-size:.875rem;color:var(--muted);padding:.5rem 0}.detail-back-button{display:inline-flex;align-items:center;gap:.3rem;font-size:.875rem}