:root{--paper:#f1e7d2;--text:#3b3125;--ink:var(--text);--ink-soft:color-mix(in srgb, var(--text) 80%, var(--paper));--muted:color-mix(in srgb, var(--text) 66%, var(--paper));--surface:color-mix(in srgb, var(--paper) 45%, white);--surface-2:color-mix(in srgb, var(--paper) 90%, var(--text));--line:color-mix(in srgb, var(--paper) 82%, var(--text));--accent:#e8b04b;--accent-ink:#5b3d05;--danger:#b3261e;--danger-ink:#fff;--shadow:0 12px 32px #1f2a4429, 0 2px 6px #1f2a4414;--radius:12px;--ui-font:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--book-font:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--surface:color-mix(in srgb, var(--paper) 88%, white);--surface-2:color-mix(in srgb, var(--paper) 80%, white);--line:color-mix(in srgb, var(--paper) 72%, var(--text));--danger:#ff8a80;--danger-ink:#2b0a07;--accent-ink:#2a1c02;--shadow:0 12px 32px #00000080, 0 2px 6px #0000004d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--paper);color:var(--text);font:15px/1.5 var(--ui-font);-webkit-font-smoothing:antialiased;margin:0}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:999px;padding:.5em 1.1em;transition:background .15s,border-color .15s}button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button.primary{background:var(--ink);color:var(--paper);font-weight:600}button.primary:hover{background:var(--ink-soft)}button.primary:disabled{opacity:.5;cursor:default}button.ghost{border-color:var(--line)}button.ghost:hover:not(:disabled){background:var(--surface-2)}button.ghost:disabled{opacity:.5;cursor:default}button.danger{background:var(--danger);color:var(--danger-ink)}button.small{padding:.25em .8em;font-size:.85em}.icon-button{border-radius:50%;place-items:center;width:2.4rem;height:2.4rem;padding:0;font-size:1.3rem;line-height:1;display:inline-grid}.icon-button:hover{background:var(--surface-2)}.link-button{color:var(--ink-soft);text-underline-offset:3px;border:0;border-radius:0;padding:0;font-weight:600;text-decoration:underline}.muted{color:var(--muted)}.library{min-height:100%;padding:0 clamp(16px,4vw,48px) 48px;position:relative}.library-header{background:var(--paper);z-index:2;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding-block:20px;display:flex;position:sticky;top:0}.brand{font:700 1.6rem/1 var(--book-font);letter-spacing:.01em;margin:0}.brand span{color:var(--accent)}.header-actions{align-items:center;gap:8px;display:flex}.header-inline{display:contents}.header-more{display:none;position:relative}.header-more-toggle[aria-expanded=true]{background:var(--surface-2)}.header-more-menu{z-index:10;background:var(--surface);border:1px solid var(--line);min-width:13rem;box-shadow:var(--shadow);border-radius:12px;gap:2px;padding:6px;display:grid;position:absolute;top:calc(100% + 6px);right:0}.header-more-menu button{text-align:left;border-color:#0000;border-radius:8px;width:100%}.empty{text-align:center;max-width:36rem;margin:12vh auto 0}.empty h2{font:600 1.7rem/1.25 var(--book-font);margin:0 0 .6em}.empty-actions{justify-content:center;gap:8px;margin-top:1.5em;display:flex}.jobs{gap:8px;margin:0 0 16px;padding:0;list-style:none;display:grid}.job{border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;display:flex}.sync-paused{margin-bottom:16px}.job.error{border-color:var(--danger)}.job-message{color:var(--muted)}.book-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:28px 20px;margin:0;padding:0;list-style:none;display:grid}.book-card{flex-direction:column;gap:6px;display:flex}.book-open{text-align:left;border-radius:8px;flex-direction:column;gap:10px;padding:0;display:flex}.book-cover{aspect-ratio:2/3;background:var(--surface-2);border-radius:6px;transition:transform .15s;position:relative;overflow:hidden;box-shadow:0 6px 18px #1f2a4426}.book-open:hover .book-cover{transform:translateY(-2px)}.book-cover img{object-fit:cover;width:100%;height:100%;display:block}.book-cover-placeholder{color:#f4efe6;height:100%;font:600 1rem/1.3 var(--book-font);text-align:center;background:linear-gradient(160deg,#3b3125,#2f3c58);place-items:center;padding:14px;display:grid}.book-cover-placeholder span{-webkit-line-clamp:6;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.lang-badge{background:var(--accent);color:var(--accent-ink);font:700 .7rem/1 var(--ui-font);letter-spacing:.06em;border-radius:4px;padding:4px 6px;position:absolute;top:8px;right:8px}.book-meta{flex-direction:column;gap:2px;min-width:0;display:flex}.book-title{text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-weight:600;line-height:1.3;display:-webkit-box;overflow:hidden}.book-author{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:.88em;overflow:hidden}.book-progress{background:var(--surface-2);border-radius:2px;height:3px;margin-top:6px;overflow:hidden}.book-progress-bar{background:var(--accent);height:100%;display:block}.book-actions{gap:6px;display:flex}.book-actions .ghost{color:var(--muted);border-color:#0000}.book-actions>.ghost:first-child{margin-left:-.8em}.library-tools{flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 20px;padding-top:6px;display:flex}.library-sort{color:var(--muted);align-items:center;gap:8px;font-size:.9em;display:inline-flex}.library-sort select{font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:.35em .9em}.library-langs{flex-wrap:wrap;gap:6px;display:flex}.library-langs-label{color:var(--muted);align-self:center;margin-right:2px;font-size:.9em}.chip-check{font-size:.85em}.library-langs .chip:not(.active){color:var(--muted);text-decoration:line-through;-webkit-text-decoration-color:color-mix(in srgb, var(--muted) 60%, transparent);text-decoration-color:color-mix(in srgb, var(--muted) 60%, transparent)}.chip-count{color:var(--muted);font-variant-numeric:tabular-nums;margin-left:2px;font-size:.85em}.library-note{color:var(--muted);margin:8px 0 24px}.archive{border-top:1px solid var(--line);margin-top:40px;padding-top:12px}.archive-heading{font:inherit;margin:0}.archive-toggle{color:var(--muted);border-radius:8px;align-items:center;gap:8px;margin-left:-.6em;padding:.4em .6em;font-weight:600;display:inline-flex}.archive-toggle:hover{background:var(--surface-2)}.archive-chevron{transition:transform .15s;display:inline-block}.archive-toggle[aria-expanded=true] .archive-chevron{transform:rotate(90deg)}.archive-list{gap:4px;margin:8px 0 0;padding:0;list-style:none;display:grid}.archive-row{border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:4px 12px;padding:6px 8px;display:flex}.archive-row:hover{background:var(--surface-2)}.archive-open{text-align:left;flex:14rem;align-items:center;gap:12px;min-width:0;display:flex}.archive-cover{aspect-ratio:2/3;background:var(--surface-2);opacity:.8;border-radius:3px;flex:none;width:32px;overflow:hidden}.archive-cover img{object-fit:cover;width:100%;height:100%}.archive-meta{min-width:0;display:grid}.archive-meta .book-title,.archive-meta .book-author{white-space:nowrap;text-overflow:ellipsis;display:block;overflow:hidden}.archive-actions{gap:4px;display:flex}.archive-actions .ghost{color:var(--muted);border-color:#0000}.drop-overlay{border:3px dashed var(--accent);background:color-mix(in srgb, var(--paper) 85%, transparent);font:600 1.4rem var(--book-font);pointer-events:none;z-index:10;border-radius:20px;place-items:center;display:grid;position:fixed;inset:12px}.paste-dialog{border:1px solid var(--line);background:var(--surface);width:min(40rem,100vw - 32px);color:var(--text);box-shadow:var(--shadow);border-radius:16px;padding:0}.paste-dialog::backdrop{background:#11131873}.paste-dialog form{gap:14px;padding:22px;display:grid}.paste-dialog h2{font:600 1.3rem var(--book-font);margin:0}.paste-dialog label{gap:6px;font-weight:600;display:grid}.paste-dialog label .muted{font-weight:400}.paste-dialog input,.paste-dialog textarea{font:400 1rem/1.5 var(--ui-font);color:var(--text);background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:10px 12px}.paste-dialog textarea{font-family:var(--book-font);resize:vertical}.dialog-actions{justify-content:flex-end;gap:8px;display:flex}.reader{background:var(--paper);flex-direction:column;height:100%;display:flex}.reader-bar{padding:calc(6px + env(safe-area-inset-top,0px)) 12px 6px;border-bottom:1px solid var(--line);background:var(--paper);z-index:3;align-items:center;gap:8px;display:flex}.reader-title{flex-direction:column;flex:1;min-width:0;line-height:1.2;display:flex}.reader-book-title{white-space:nowrap;text-overflow:ellipsis;font-weight:600;overflow:hidden}.reader-chapter{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:.8em;overflow:hidden}.lang-select{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:999px;max-width:9.5rem;padding:.35em .8em}.lang-banner{background:color-mix(in srgb, var(--accent) 22%, var(--paper));border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px 14px;padding:10px 16px;font-weight:600;display:flex}.lang-banner-options{flex-wrap:wrap;gap:6px;display:flex}.settings-panel{right:12px;top:calc(56px + env(safe-area-inset-top,0px));z-index:5;background:var(--surface);border:1px solid var(--line);width:min(20rem,100vw - 24px);box-shadow:var(--shadow);border-radius:14px;gap:12px;padding:14px;display:grid;position:absolute}.settings-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.segmented{border:1px solid var(--line);border-radius:999px;align-items:center;display:inline-flex;overflow:hidden}.segmented button{border-radius:0;padding:.3em .75em;font-size:.9em}.segmented button.active{background:var(--ink);color:var(--paper)}.segmented-value{color:var(--muted);text-align:center;min-width:3.2em;padding:0 .5em;font-size:.85em}.settings-done{z-index:1;background:var(--surface);border-top:1px solid var(--line);justify-content:flex-end;margin:0 -14px -14px;padding:8px 14px;display:flex;position:sticky;bottom:-14px}.settings-fold>summary{cursor:pointer;align-items:center;gap:8px;padding:6px 0;font-size:.9em;font-weight:600;list-style:none;display:flex}.settings-fold>summary::-webkit-details-marker{display:none}.settings-fold>summary:after{content:"›";color:var(--muted);margin-left:auto;transition:transform .15s}.settings-fold[open]>summary:after{transform:rotate(90deg)}.settings-fold-value{min-width:0;color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-weight:400;overflow:hidden}.settings-fold[open]>summary{margin-bottom:8px}.settings-fold>fieldset+fieldset{margin-top:12px}.reader-stage{flex:1;grid-template-columns:auto 1fr auto;min-height:0;display:grid;position:relative}.reader-view{min-width:0;min-height:0;position:relative}.reader-view foliate-view{display:block;position:absolute;inset:0}.page-turn{background:0 0;border-radius:0;place-items:center;width:3.5rem;padding:0;display:grid}.page-turn-face{border:1px solid var(--line);background:var(--surface);width:40px;height:40px;color:var(--ink-soft);opacity:.85;border-radius:50%;place-items:center;padding-bottom:3px;font-size:1.6rem;line-height:1;transition:opacity .15s,background-color .15s;display:grid}.page-turn:hover .page-turn-face,.page-turn:focus-visible .page-turn-face{opacity:1;background:var(--surface-2)}.page-zoom{z-index:1;border:1px solid var(--line);background:var(--surface);border-radius:999px;align-items:center;padding:2px;display:flex;position:absolute;top:12px;right:12px;box-shadow:0 2px 8px #1f2a4424}.page-zoom button{min-width:36px;min-height:36px;color:var(--ink);background:0 0;border:0;border-radius:999px;padding:0 8px;font-size:1.15rem;line-height:1}.page-zoom .page-zoom-value{font-variant-numeric:tabular-nums;min-width:3.6em;color:var(--ink-soft);font-size:.85rem}.page-zoom button:hover:not([aria-disabled=true]){background:var(--surface-2)}.page-zoom button[aria-disabled=true]{color:var(--muted);opacity:.55;cursor:default}@media (pointer:coarse){.page-zoom button{min-width:44px;min-height:44px}}.reader-error{text-align:center;background:var(--paper);place-content:center;justify-items:center;gap:12px;padding:24px;display:grid;position:absolute;inset:0}.reader-footer{padding:8px 16px calc(8px + env(safe-area-inset-bottom,0px));color:var(--muted);align-items:center;gap:12px;font-size:.8em;display:flex}.footer-turn{min-width:44px;min-height:44px;color:var(--muted);font-size:1.5rem;line-height:1;display:none}@media (width<=640px){.footer-turn{place-items:center;display:inline-grid}.reader-footer{gap:4px;padding-inline:4px 12px}.reader-footer .progress-label{margin-left:6px}}.known-note.swipe-tip{bottom:calc(64px + env(safe-area-inset-bottom,0px));white-space:normal;text-align:left;border-radius:14px;width:min(26rem,100vw - 32px)}.known-note.swipe-tip>span{flex:1}.page-label{white-space:nowrap;font-variant-numeric:tabular-nums}.contents-panel{left:12px;top:calc(56px + env(safe-area-inset-top,0px));z-index:5;width:min(22rem,100vw - 24px);max-height:calc(100vh - 120px - env(safe-area-inset-top,0px));max-height:calc(100dvh - 120px - env(safe-area-inset-top,0px));overscroll-behavior:contain;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;padding:10px 8px 12px;position:absolute;overflow-y:auto}.contents-title{font:600 1.05rem var(--book-font);margin:4px 8px 8px}.contents-panel ul{margin:0;padding:0;list-style:none}.contents-panel ul ul{padding-left:14px}.contents-panel p{margin:4px 8px;font-size:.9em}.contents-item{text-align:left;border-radius:8px;width:100%;padding:8px 10px;line-height:1.35;display:block}.contents-item:hover{background:var(--surface-2)}.contents-item[aria-current=true]{background:color-mix(in srgb, var(--accent) 22%, var(--surface));font-weight:600}.position-slider{--fill:0%;appearance:none;cursor:pointer;background:0 0;flex:1;min-width:0;height:20px;margin:0;padding:0}.position-slider:disabled{cursor:default}.position-slider:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.position-slider::-webkit-slider-runnable-track{background:linear-gradient(to right, var(--accent) var(--fill), var(--surface-2) var(--fill));border-radius:2px;height:4px}.position-slider::-moz-range-track{background:linear-gradient(to right, var(--accent) var(--fill), var(--surface-2) var(--fill));border-radius:2px;height:4px}.position-slider::-webkit-slider-thumb{appearance:none;background:var(--accent);border:2px solid var(--paper);width:14px;height:14px;box-shadow:0 0 0 1px color-mix(in srgb, var(--text) 25%, transparent);border-radius:50%;margin-top:-5px}.position-slider::-moz-range-thumb{background:var(--accent);border:2px solid var(--paper);width:12px;height:12px;box-shadow:0 0 0 1px color-mix(in srgb, var(--text) 25%, transparent);border-radius:50%}@media (pointer:coarse){.position-slider{height:44px}.position-slider::-webkit-slider-thumb{width:22px;height:22px;margin-top:-9px}.position-slider::-moz-range-thumb{width:20px;height:20px}}.popup{z-index:20;background:var(--surface);width:min(22rem,100vw - 24px);max-height:min(60vh,28rem);color:var(--text);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;gap:8px;padding:12px 14px 14px;animation:.12s ease-out popup-in;display:grid;position:fixed;overflow:auto}@keyframes popup-in{0%{opacity:0;transform:translateY(4px)}}.popup-head{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.popup-source{font:600 1.15rem/1.3 var(--book-font)}.popup-source.is-sentence{color:var(--ink-soft);font-size:.98rem;font-weight:500}.popup-head .icon-button{flex:none;width:1.8rem;height:1.8rem;margin:-4px -6px 0 0;font-size:1.2rem}.popup-body p{margin:0}.popup-meaning{font-size:1.05rem;font-weight:500}.popup-meaning.is-sentence{font:400 1rem/1.5 var(--book-font)}.popup-loading,.popup-empty{color:var(--muted);font-size:.92em}.popup-note{color:var(--muted);font-size:.88em;margin-top:4px!important}.popup-sentence{border-top:1px solid var(--line);padding-top:8px;font-size:.92em}.popup-sentence p{margin:0 0 4px}.popup-sentence-source{font-family:var(--book-font);color:var(--ink-soft)}.popup-sentence-translation{font-family:var(--book-font)}@media (width<=640px){.popup{width:100%;max-height:55vh;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px));border-radius:18px 18px 0 0;animation-name:sheet-in;bottom:0;right:0;top:auto!important;left:0!important}@keyframes sheet-in{0%{opacity:0;transform:translateY(30%)}}.page-turn{display:none}.reader-stage{grid-template-columns:1fr}.header-actions button{padding:.45em .9em}}.popup-lang{color:var(--muted);font-size:.78em}.popup-lang select{font:inherit;color:inherit;border:0;border-bottom:1px dotted var(--muted);background:0 0;padding:0 2px}.popup-lang.differs{color:var(--accent-ink)}:root[data-theme=dark] .popup-lang.differs{color:var(--accent)}.model-offer{justify-items:start;gap:8px;font-size:.92em;display:grid}.model-offer p{color:var(--ink-soft);margin:0}.model-offer progress{width:100%;accent-color:var(--accent)}.popup-error{color:var(--danger)!important}.popup-heading{flex-wrap:wrap;align-items:baseline;gap:2px 8px;min-width:0;display:flex}.popup-lemma{font:500 .95rem var(--book-font);color:var(--muted)}.popup-ipa{color:var(--ink-soft);font:italic 400 .98rem/1.3 Charis SIL,Doulos SIL,Gentium Plus,Noto Serif,Times New Roman,DejaVu Serif,serif}.popup-alternatives{color:var(--ink-soft);font-size:.88em;margin-top:4px!important}.model-offer.compact{margin-top:6px;font-size:.85em;display:block}.languages-dialog{border:1px solid var(--line);background:var(--surface);width:min(44rem,100vw - 24px);color:var(--text);box-shadow:var(--shadow);border-radius:16px;padding:0}.dialog-head{z-index:2;background:var(--surface);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:12px 14px 12px 22px;display:flex;position:sticky;top:0}.dialog-title:focus{outline:none}.dialog-head h2{font:600 1.3rem var(--book-font);outline:none;margin:0}.dialog-head .icon-button{font-size:1.4rem;line-height:1}.settings-dialog{overflow-y:auto}.languages-dialog::backdrop{background:#11131873}.languages-content{gap:14px;padding:22px;display:grid}.languages-content h2{font:600 1.3rem var(--book-font);margin:0}.languages-content>p{margin:0}.erase-open{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 45%, var(--line))}.erase-confirm{border:1px solid color-mix(in srgb, var(--danger) 45%, var(--line));background:color-mix(in srgb, var(--danger) 6%, var(--surface));border-radius:10px;margin-top:8px;padding:12px 14px}.erase-confirm p{margin:0 0 8px}.download-error{color:var(--danger);margin-top:4px;font-size:.8em;line-height:1.35;display:block}.languages-table{border:1px solid var(--line);border-radius:10px;display:grid;overflow:hidden}.languages-row{border-top:1px solid var(--line);grid-template-columns:1.2fr 1fr 1fr;align-items:center;gap:8px;padding:8px 12px;display:grid}.languages-row.head{background:var(--surface-2);text-transform:uppercase;letter-spacing:.04em;color:var(--muted);border-top:0;font-size:.8em;font-weight:600}.languages-name{font-weight:600}.languages-name .muted,.languages-name .settings-row-note{font-weight:400}.lang-progress{align-items:center;gap:6px;font-size:.85em;display:inline-flex}.lang-progress progress{width:5rem;accent-color:var(--accent)}.attributions{color:var(--muted);font-size:.85em}.attributions ul{margin:6px 0 0;padding-left:1.2em}@media (width<=640px){.languages-row{grid-template-columns:1fr 1fr}.languages-row .languages-name{grid-column:1/-1}.languages-row.head 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