:root,.reader-light{color-scheme:light;--bg: #f8f9f7;--surface: #ffffff;--soft: #eef1ee;--text: #242a27;--muted: #68726c;--line: #dce2dc;--accent: #326c53;--accent-soft: #e5f0e8;--contrast: #ffffff;--error: #ae414d;--serif: Georgia, "Times New Roman", "Songti SC", SimSun, serif;--sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;font-family:var(--sans);font-size:14px;line-height:1.6;font-synthesis:none;letter-spacing:0}:root[data-theme=dark],.reader-dark{color-scheme:dark;--bg: #1c1f1d;--surface: #252926;--soft: #303632;--text: #e7ece8;--muted: #a8b4ac;--line: #414a44;--accent: #99d3ae;--accent-soft: #304d3a;--contrast: #16231b;--error: #f2a2aa}.reader-paper{color-scheme:light;--bg: #f5efdf;--surface: #fcf8ec;--soft: #eee6d3;--text: #3f3b30;--muted: #736c5c;--line: #dcd2bb;--accent: #326c53;--accent-soft: #e3eadb;--contrast: #ffffff;--error: #ae414d}*{box-sizing:border-box}html{min-height:100%;background:var(--bg);overscroll-behavior-y:none}body{margin:0;background:var(--bg);color:var(--text)}#root,.app{min-height:100dvh;background:var(--bg)}html:fullscreen,html:-webkit-full-screen{width:100%;height:100%;margin:0;padding:0;border:0;background:var(--reader-canvas, var(--bg))}html::backdrop{background:#f8f9f7}html[data-theme=dark]::backdrop{background:#1c1f1d}html[data-reader-theme],html[data-reader-theme] body,html[data-reader-theme] #root{background-color:var(--reader-canvas)}html[data-reader-theme]:fullscreen{margin:0;padding:0;border:0}html[data-reader-theme=light]::backdrop{background:#f8f9f7}html[data-reader-theme=paper]::backdrop{background:#f5efdf}html[data-reader-theme=dark]::backdrop{background:#1c1f1d}button,input,select{font:inherit;color:inherit;letter-spacing:0}button{border:0;background:transparent;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button,a,input,select{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}svg{flex-shrink:0;vertical-align:middle}h1,h2,h3,p,blockquote{margin:0;overflow-wrap:anywhere}h1{font-size:28px;line-height:1.35}h2{font-size:21px;line-height:1.45}h3{font-size:16px;line-height:1.5}p+p{margin-top:12px}small{font-size:12px}input,select{min-width:0;accent-color:var(--accent)}select{max-width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}[hidden]{display:none!important}::selection{background:var(--accent-soft);color:var(--text)}.primary-button,.secondary-button,.dark-button,.text-button,.icon-button,.online-link,.mastery-tag{display:inline-flex;align-items:center;justify-content:center;gap:8px;max-width:100%;min-height:40px;padding:9px 16px;border:1px solid transparent;border-radius:6px;line-height:1.5;text-align:center;overflow-wrap:anywhere}.primary-button{background:var(--accent);color:var(--contrast)}.secondary-button{background:var(--surface);border-color:var(--line)}.dark-button{background:var(--text);color:var(--bg)}.text-button,.online-link{color:var(--accent);padding-inline:0}.icon-button{width:36px;height:36px;min-height:36px;padding:0;flex:0 0 36px}.icon-button.active,.saved-button{color:var(--accent);background:var(--accent-soft)}.full-width{width:100%}.muted,.eyebrow,.nav-caption,.section-eyebrow,.section-title .muted,.dialog-subtitle,.privacy-note,.source-label,.context-book,.phonetic,.english-definition,.example-section small{color:var(--muted)}.eyebrow,.nav-caption,.section-eyebrow{font-size:12px}.section-eyebrow{display:inline-flex;align-items:center;gap:7px}.heading-dot{color:var(--accent)}.separator-dot{display:inline-block;width:3px;height:3px;margin:0 9px;background:var(--muted);border-radius:50%}.live-dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}.sidebar{position:fixed;inset:0 auto 0 0;z-index:10;display:flex;flex-direction:column;width:220px;padding:28px 18px 18px;overflow-y:auto;border-right:1px solid var(--line);background:var(--surface)}.brand,.profile,.mobile-brand{display:flex;align-items:center;gap:10px}.brand{margin:0 10px 36px}.brand strong{font-size:24px}.brand small,.profile small,.profile strong{display:block}.brand small,.profile small{color:var(--muted);font-size:11px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:8px;background:var(--accent);color:var(--contrast);flex-shrink:0}.nav-caption{padding:0 14px;margin-bottom:10px}.desktop-nav{display:grid;gap:6px}.desktop-nav button,.sidebar-setting{display:flex;align-items:center;gap:12px;width:100%;min-height:44px;padding:10px 14px;border-radius:6px;text-align:left;color:var(--muted)}.desktop-nav button.selected{background:var(--accent-soft);color:var(--accent);font-weight:600}.desktop-nav small{margin-left:auto}.sidebar-bottom{margin-top:auto;padding-top:32px}.reading-mantra{padding:20px 14px 28px;color:var(--muted)}.reading-mantra p{margin:12px 0 8px;color:var(--text);line-height:1.9}.reading-mantra span{font-size:11px}.profile{margin-top:16px;padding-top:18px;border-top:1px solid var(--line);gap:7px}.profile>span:nth-child(2){flex:1;min-width:0}.avatar,.top-avatar{display:grid;place-items:center;width:32px;height:32px;flex-shrink:0;border-radius:50%;background:#ede4eb;color:#72556b;font-weight:600}.workspace{min-width:0;margin-left:220px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:76px;padding:16px 32px;border-bottom:1px solid var(--line);background:var(--bg)}.breadcrumb,.top-actions,.search-field{display:flex;align-items:center;gap:10px;min-width:0}.breadcrumb{color:var(--muted);font-size:12px;flex-shrink:0}.breadcrumb span{color:var(--text)}.search-field{width:250px;max-width:100%;min-height:38px;padding:7px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--muted)}.search-field:focus-within{border-color:var(--accent)}.search-field input{width:100%;border:0;background:transparent;color:var(--text)}.search-field button{padding:0}.mobile-brand,.mobile-nav{display:none}.main-content{max-width:1320px;margin:0 auto;padding:32px}.page-heading,.section-heading,.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px}.page-heading{margin-bottom:28px}.page-heading>div{min-width:0}.page-heading>button{flex-shrink:0}.page-heading-actions{display:flex;flex-wrap:wrap;gap:8px}.page-heading h1{margin-top:6px}.section-heading{margin-bottom:20px;flex-wrap:wrap}.section-heading h2{font-size:18px}.section-title{font-size:13px}.section-title .muted{font-size:10px}.reading-overview{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:28px;padding:24px 0 28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.continue-reading{display:flex;align-items:center;gap:24px;min-width:0}.continue-cover{width:108px;flex:0 0 108px}.continue-content{min-width:0}.continue-content h2{margin:8px 0 3px}.continue-english{color:var(--muted);font-family:var(--serif)}.continue-progress{display:flex;align-items:center;flex-wrap:wrap;margin:12px 0 16px;font-size:12px;color:var(--muted)}.continue-decoration{display:none}.today-summary{padding-left:26px;border-left:1px solid var(--line)}.today-number{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px;margin:16px 0 10px;font-size:32px;font-weight:600}.today-number>span{font-size:12px;color:var(--muted);font-weight:400}.today-number .small-icon{margin-left:auto}.goal-track,.book-progress,.review-progress>div{height:5px;overflow:hidden;background:var(--line);border-radius:3px}.goal-track>span,.book-progress>span,.review-progress>div>span{display:block;height:100%;background:var(--accent)}.today-substats{display:flex;gap:28px;margin-top:18px}.today-substats strong{display:block;font-size:20px;font-weight:600}.today-substats small{margin-left:4px}.today-substats div>span{font-size:12px;color:var(--muted)}.library-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin:24px 0}.filter-tabs,.display-tools,.sort-control,.view-switch{display:flex;align-items:center;gap:8px;min-width:0}.filter-tabs{flex-wrap:wrap;gap:4px}.filter-tabs button,.translation-tabs button{min-height:40px;padding:8px 12px;border-bottom:2px solid transparent;color:var(--muted);white-space:nowrap}.filter-tabs button.active,.translation-tabs button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.filter-tabs button span{margin-left:5px;font-size:11px}.display-tools{margin-left:auto}.sort-control{font-size:12px;color:var(--muted)}.sort-control select{-webkit-appearance:none;-moz-appearance:none;appearance:none;padding:6px 0;border:0;background:transparent}.view-switch{gap:2px;border-left:1px solid var(--line);padding-left:8px}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(156px,1fr));gap:30px 22px}.book-item,.book-info{min-width:0}.cover-button{position:relative;display:block;width:100%;padding:0;text-align:left}.book-cover{position:relative;width:100%;aspect-ratio:2 / 3;overflow:hidden;border-radius:3px 6px 6px 3px;color:#fff}.book-cover img{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;width:100%;height:100%;object-fit:cover}.cover-lettering{display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:8px;height:100%;padding:28px 14px 16px;text-align:center;overflow-wrap:anywhere}.cover-lettering>span{font-size:9px}.cover-lettering strong{font-family:var(--serif);font-size:20px;font-weight:400;line-height:1.25}.cover-lettering small{font-size:10px}.continue-cover .cover-lettering{padding:18px 9px 10px;gap:4px}.continue-cover .cover-lettering strong{font-size:14px}.continue-cover .cover-lettering>span,.continue-cover .cover-lettering small{font-size:8px}.continue-cover .cover-lettering svg{width:18px;height:18px}.level-tag{position:absolute;top:10px;left:10px;z-index:2;padding:2px 6px;border-radius:3px;background:#fff;color:#33483c;font-size:10px}.cover-hover{position:absolute;inset:auto 0 0;z-index:2;display:flex;align-items:center;justify-content:center;gap:8px;min-height:44px;background:var(--accent);color:var(--contrast);opacity:0}.cover-button:focus-visible .cover-hover{opacity:1}.book-title-row{display:flex;align-items:center;justify-content:space-between;gap:4px;margin-top:10px}.book-title-row>button:first-child{padding:0;text-align:left;font-weight:600;overflow-wrap:anywhere;min-width:0}.book-title-row .icon-button{width:28px;height:32px;min-height:32px;flex-basis:28px}.book-info>p{color:var(--muted);font-size:12px}.book-meta{display:flex;align-items:center;flex-wrap:wrap;margin:8px 0 12px;color:var(--muted);font-size:11px}.book-progress{height:3px}.book-status{display:flex;align-items:center;flex-wrap:wrap;gap:3px;margin-top:8px;color:var(--muted);font-size:11px}.book-status>span{margin-left:auto}.book-list{grid-template-columns:1fr;gap:0}.book-list .book-item{display:grid;grid-template-columns:80px minmax(0,1fr);gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.book-list .book-info{align-self:center}.book-list .book-title-row{margin-top:0}.book-list .cover-lettering{padding:20px 6px 8px;gap:4px}.book-list .cover-lettering strong{font-size:12px}.book-list .cover-lettering>span,.book-list .cover-lettering svg{display:none}.book-list .cover-lettering small{font-size:8px}.book-list .level-tag{top:4px;left:4px;font-size:8px;padding:1px 4px}.bottom-insights{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:36px;padding:28px 0;border-top:1px solid var(--line)}.insight-label{display:flex;align-items:center;gap:10px}.insight-label h3{font-size:14px}.insight-label div>span{font-size:10px;color:var(--muted)}.pale-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:6px;background:var(--accent-soft);color:var(--accent)}.pale-icon.coral{color:#a04e60;background:#f5e8ec}.word-teaser{margin:16px 0 8px}.word-teaser strong{font:22px var(--serif);margin-right:10px}.word-teaser>span{font-size:12px;color:var(--muted)}.word-teaser p,.reading-note>p{margin:12px 0 8px;color:var(--muted)}.page-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}.page-footer>span{display:flex;align-items:center;gap:6px}.source-navigation{margin-bottom:24px}.source-navigation h2{margin-bottom:12px;font-size:16px}.source-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.source-heading h2{display:flex;align-items:center;gap:8px;margin:0}.source-heading>a{font-size:12px}.source-selection{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;margin-bottom:12px}.source-selection label{display:flex;align-items:center;gap:10px;min-width:0}.source-selection label>span{flex-shrink:0;font-size:13px;color:var(--muted)}.source-selection select{flex:1;min-width:0;width:100%;min-height:40px}.source-capability{color:var(--muted);font-size:12px;white-space:nowrap}.source-health{margin-bottom:12px;border-block:1px solid var(--line);font-size:12px}.source-health-heading{display:flex;align-items:center;gap:4px;min-height:44px}.source-health-toggle{display:flex;flex:1;align-items:center;gap:8px;min-width:0;min-height:44px;padding:4px 0;text-align:left}.source-health-toggle>span{flex-shrink:0}.source-health-toggle>svg:last-child{margin-left:auto}.source-health-toggle .expanded{transform:rotate(180deg)}.source-health-status{display:inline-flex;align-items:center;gap:5px;color:var(--muted);white-space:nowrap}.source-health-status[data-state=healthy]{color:var(--accent)}.source-health-status[data-state=slow],.source-health-status[data-state=restricted]{color:#956414}:root[data-theme=dark] .source-health-status[data-state=slow],:root[data-theme=dark] .source-health-status[data-state=restricted]{color:#e5bd6b}.source-health-status[data-state=timeout],.source-health-status[data-state=unavailable]{color:var(--error)}.source-health-current:empty{display:none}.source-health-current{padding-bottom:10px;color:var(--muted)}.source-health-current p{margin:4px 0 0}.source-health-time{display:flex;flex-wrap:wrap;gap:4px 12px;color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}.source-health-list-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);color:var(--muted)}.source-health-list{margin:0;padding:0;list-style:none}.source-health-list li{min-width:0;padding:10px 0;border-top:1px solid var(--line)}.source-health-row{display:flex;align-items:start;justify-content:space-between;gap:8px;margin-bottom:4px}.source-health-name{min-width:0;overflow-wrap:anywhere}.source-health-list li[aria-current=true] .source-health-name{font-weight:600}.source-health-list p{margin:4px 0 0;color:var(--muted);font-size:11px}.source-health-host{overflow-wrap:anywhere}.source-account{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:12px;font-size:12px}.source-account>span{display:flex;align-items:center;gap:6px;min-width:0;color:var(--muted);overflow-wrap:anywhere}.source-account>.source-account-target{flex-basis:100%}.source-account-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px}.source-account svg{flex-shrink:0}.source-account-form{display:grid;gap:16px;margin-top:20px}.source-account-form label{display:grid;gap:8px;font-size:13px}.source-account-form input{width:100%;min-width:0;padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--text)}.source-download-status{display:flex;align-items:center;gap:12px;padding-top:16px}.source-download-status p{flex:1;min-width:0;overflow-wrap:anywhere;color:var(--muted);font-size:13px}.source-download-status p svg{vertical-align:middle;margin-right:6px}.online-book-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px 16px;margin-top:10px}.download-recovery-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px 16px}.online-book-recovery-note{margin-top:8px;font-size:12px;overflow-wrap:anywhere}.online-book-actions button{min-height:32px;font-size:12px}.online-book-actions .text-button,.cloud-download-actions .primary-button,.download-confirmation .primary-button{max-width:100%}.online-book-actions .text-button>span,.cloud-download-actions .primary-button>span,.download-confirmation .primary-button>span{min-width:0;overflow-wrap:anywhere;text-align:left}.online-book-actions .text-button>svg,.cloud-download-actions .primary-button>svg,.download-confirmation .primary-button>svg{flex-shrink:0}.source-cloud-result{padding-top:16px;color:var(--muted);font-size:13px}.source-cloud-result>div:not(.cloud-download){display:flex;align-items:center;flex-wrap:wrap;gap:8px 18px;margin-top:6px}.source-cloud-result>div>span{display:inline-flex;align-items:center;flex-wrap:wrap;gap:6px;max-width:100%}.source-cloud-result code{min-width:0;max-width:160px;overflow-wrap:anywhere}.online-search-form{display:flex;align-items:stretch;flex-wrap:wrap;gap:10px}.online-search-form .search-field{width:auto;flex:1 1 240px}.online-search-actions{display:flex;align-items:stretch;gap:8px}.online-search-actions>button,.online-search-actions>a{flex-shrink:0;min-width:124px;white-space:nowrap}.online-search-actions>a[aria-disabled=true]{opacity:.5;cursor:not-allowed}.online-search-status{margin-top:16px;color:var(--muted);font-size:13px}.online-search-error{margin-top:16px;color:var(--error)}.online-result-heading{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-top:20px}.online-result-heading h3{min-width:0;font-size:15px}.online-result-heading>span{color:var(--muted);font-size:12px}.online-book{display:grid;grid-template-columns:56px minmax(0,1fr) minmax(40px,72px);align-items:start;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}.online-book-cover{position:relative;display:grid;place-items:center;width:56px;aspect-ratio:2 / 3;overflow:hidden;border-radius:3px;background:var(--soft);color:var(--muted)}.online-book-cover img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;background:var(--surface);opacity:0}.online-book-info{min-width:0}.online-book-info h3{font-size:15px}.online-book-info h3 svg{margin-left:6px;color:var(--accent)}.online-book-info p{margin-top:5px;color:var(--muted);font-size:12px}.online-book-meta{display:flex;flex-wrap:wrap;gap:4px 12px;margin-top:8px;color:var(--muted);font-size:11px;overflow-wrap:anywhere}.online-book-format{padding-top:2px;color:var(--accent);text-align:right;font-size:11px;overflow-wrap:anywhere}.online-pagination{display:flex;align-items:center;justify-content:center;gap:16px;padding-top:18px;font-size:12px}.discover-intro{padding:24px 0;border-block:1px solid var(--line)}.discover-intro h2{margin:10px 0}.discover-intro p,.edition-label{color:var(--muted)}.edition-label{display:inline-block;margin-top:12px;font-size:12px}.vocab-overview{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;padding:24px 0;border-block:1px solid var(--line)}.vocab-overview h2{margin:10px 0;font-size:30px}.vocab-overview h2 span{display:inline-block;margin-left:10px;font-size:15px;font-weight:400}.vocab-overview p{color:var(--muted)}.vocabulary-item{padding:24px 0;border-bottom:1px solid var(--line)}.vocab-word{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.vocab-word h3{font:24px var(--serif)}.vocab-word>span{color:var(--muted);font-size:13px}.mastery-tag{margin-left:auto;min-height:30px;padding:4px 8px;color:var(--muted);background:var(--soft);font-size:12px}.mastery-tag.mastered{background:var(--accent-soft);color:var(--accent)}.word-meaning{margin:12px 0}blockquote{margin:16px 0;padding-left:14px;border-left:2px solid var(--line);color:var(--muted)}.vocab-source{display:flex;align-items:center;flex-wrap:wrap;gap:6px;color:var(--muted);font-size:12px}.vocab-source>span{margin-left:auto}details{margin-top:16px}summary{cursor:pointer;color:var(--accent)}details p{margin-top:10px}.empty-state{padding:44px 16px;text-align:center}.empty-icon{margin-bottom:16px;color:var(--accent)}.empty-state p{margin:10px 0 20px;color:var(--muted)}.activity-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding:24px 0;border-block:1px solid var(--line)}.activity-stats svg{color:var(--accent)}.activity-stats>div:nth-child(2n) svg{color:#a35a70}.activity-stats p{margin:12px 0 4px;font-size:28px;font-weight:600}.activity-stats p span{margin-left:6px;font-size:12px;color:var(--muted);font-weight:400}.activity-stats h3{font-size:13px;font-weight:400;color:var(--muted)}.activity-chart,.reading-history{padding:28px 0;border-bottom:1px solid var(--line)}.week-chart{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:14px;text-align:center;color:var(--muted);font-size:12px}.bar-space{display:flex;align-items:flex-end;justify-content:center;height:150px;margin:10px 0;border-bottom:1px solid var(--line)}.bar-space>div{width:32px;max-width:100%;min-height:2px;background:var(--line);border-radius:4px 4px 0 0}.week-chart .today{color:var(--accent)}.today .bar-space>div{background:var(--accent)}.history-item{display:flex;align-items:center;gap:16px;width:100%;padding:16px 0;text-align:left;border-bottom:1px solid var(--line)}.history-item .book-cover{width:48px;flex:0 0 48px}.history-item .cover-lettering{justify-content:center;padding:5px}.history-item .cover-lettering strong{font-size:9px}.history-item .cover-lettering>span,.history-item .cover-lettering small,.history-item .cover-lettering svg{display:none}.history-item>span{flex:1;min-width:0;overflow-wrap:anywhere}.history-item strong,.history-item small{display:block}.history-item small{margin-top:5px;color:var(--muted)}.dialog{width:min(540px,calc(100% - 32px));max-width:none;max-height:calc(100dvh - 32px);margin:auto;padding:0;overflow-y:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text);box-shadow:0 16px 64px #00000026}.dialog::backdrop{background:#10181380}.dialog-inner{padding:24px}.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.dialog-header h2{font-size:20px}.dialog-subtitle,.privacy-note{font-size:13px}.privacy-note{margin-top:18px}.dialog-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:12px;margin-top:24px}.download-confirmation p{overflow-wrap:anywhere}.download-format-detail{margin-top:12px;font-size:14px}.download-format-detail strong{color:var(--accent)}.archive-file-picker fieldset{border:0;margin:0;padding:0;max-height:360px;overflow-y:auto}.archive-file-picker label{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.archive-file-picker label>span{min-width:0;overflow-wrap:anywhere}.archive-file-picker strong,.archive-file-picker small{display:block}.archive-file-picker small{color:var(--muted);margin-top:4px}.archive-file-picker input{margin-top:5px;flex-shrink:0}.archive-file-picker .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}.cloud-login-qr{width:240px;max-width:100%;aspect-ratio:1;margin:20px auto 12px;display:grid;place-items:center;background:#fff}.cloud-login-qr img{display:block;width:100%;height:100%}.cloud-login-dialog>.dialog-inner>[role=status]{text-align:center;margin-bottom:12px}.cloud-download{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}.cloud-download-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.cloud-download-heading h3{font-size:15px}.cloud-folder-path{display:flex;align-items:center;gap:8px;margin:12px 0;font-size:13px;overflow-wrap:anywhere}.cloud-file-row{width:100%;display:flex;align-items:flex-start;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);text-align:left}.cloud-file-row input{flex-shrink:0;margin-top:5px}.cloud-file-row>span{min-width:0;overflow-wrap:anywhere}.cloud-file-row strong,.cloud-file-row small{display:block}.cloud-file-row strong{font-size:14px;font-weight:500}.cloud-file-row small{font-size:12px;color:var(--muted);margin-top:4px}.cloud-download-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:16px}.cloud-share-form{display:grid;gap:10px;padding-top:12px}.cloud-share-form label{display:grid;gap:5px;min-width:0;font-size:13px}.cloud-share-form input{width:100%;min-width:0;min-height:40px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;color:var(--text);background:var(--surface);font-size:14px}.upload-zone{margin:24px 0 18px;padding:28px 16px;border:1px dashed var(--line);border-radius:8px;text-align:center;background:var(--bg)}.upload-zone>svg{color:var(--accent)}.upload-zone h3{margin:14px 0 8px}.upload-zone p{margin-bottom:20px;color:var(--muted)}.upload-zone.dragging{border-color:var(--accent);background:var(--accent-soft)}.import-note{display:flex;align-items:flex-start;gap:10px;font-size:12px;color:var(--muted)}.import-note svg{margin-top:2px}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.setting-row>span:first-child{min-width:0}.setting-row strong,.setting-row small{display:block}.setting-row small{margin-top:4px;color:var(--muted)}.setting-row>select,.setting-row>button,.setting-row>.status-label{flex-shrink:0}.setting-row input[type=range]{width:160px;max-width:55%}.toggle{width:42px;height:24px;padding:3px;border-radius:20px;background:var(--line)}.toggle>span{display:block;width:18px;height:18px;border-radius:50%;background:var(--surface)}.toggle.on{background:var(--accent)}.toggle.on>span{transform:translate(18px);background:var(--contrast)}.status-label{font-size:12px;color:var(--muted)}.status-label.enabled{color:var(--accent)}.network-icon{margin:16px 0;color:var(--accent)}.consent-copy{line-height:1.9}.book-detail-top{display:grid;grid-template-columns:120px minmax(0,1fr);align-items:center;gap:24px}.book-detail-top .cover-lettering{padding:24px 10px 12px}.book-detail-top .cover-lettering strong{font-size:16px}.book-detail-top h2{margin:8px 0}.book-detail-top p{margin-bottom:10px;color:var(--muted);font-family:var(--serif)}.level-inline{font-size:12px;color:var(--accent)}.book-description{margin-top:24px}.detail-metadata{display:flex;flex-wrap:wrap;gap:20px;margin:20px 0;color:var(--muted);font-size:12px}.book-detail-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px}.book-detail-actions>button{flex:1}.danger-button{color:var(--error)}.book-action-error{margin-top:16px;color:var(--error);font-size:13px}.delete-book-name{font-weight:600}.export-options{min-width:0;border:0;padding:0;margin:0}.export-format,.export-selection-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.export-format{padding-bottom:18px;border-bottom:1px solid var(--line)}.export-selection-heading{padding:14px 0;font-size:13px}.export-selection-heading label{display:inline-flex;align-items:center;gap:10px}.export-book-list{max-height:min(320px,36dvh);overflow-y:auto;overscroll-behavior:contain;border-block:1px solid var(--line)}.export-book-row{display:flex;align-items:flex-start;gap:12px;padding:12px 0}.export-book-row+.export-book-row{border-top:1px solid var(--line)}.export-book-row input{flex-shrink:0;margin-top:5px}.export-book-row>span{min-width:0;overflow-wrap:anywhere}.export-book-row strong,.export-book-row small{display:block}.export-book-row small{color:var(--muted);margin-top:4px}.export-summary{margin-top:12px;color:var(--accent);font-size:13px}.review-progress{display:flex;align-items:center;gap:16px;font-size:12px;color:var(--muted)}.review-progress>div{flex:1}.review-card{padding:32px 0;text-align:center}.review-card h2{margin:18px 0 8px;font:30px var(--serif)}.review-answer{margin-top:24px;text-align:left}.review-answer p{margin-top:10px;color:var(--muted)}.toast{position:fixed;z-index:100;bottom:24px;left:50%;display:flex;align-items:center;gap:10px;width:max-content;max-width:calc(100% - 32px);padding:12px 18px;transform:translate(-50%);border-radius:6px;background:var(--text);color:var(--bg);box-shadow:0 4px 20px #00000020;overflow-wrap:anywhere;pointer-events:none}.toast.reader-toast{bottom:calc(82px + env(safe-area-inset-bottom))}.reader{position:fixed;inset:var(--reader-viewport-top, 0px) 0 auto;z-index:30;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;height:var(--reader-viewport-height, 100dvh);background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px;line-height:1.6}.reader-header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0;min-height:72px;padding:12px 24px;border-bottom:1px solid var(--line);background:var(--bg)}.reader-header>div{display:flex;align-items:center;gap:12px;min-width:0}.reader-header>div:last-child{flex-shrink:0}.reader-bottom{grid-row:3;min-width:0}.reader-book-title{min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-weight:600}.reader-book-title small{display:block;overflow:hidden;text-overflow:ellipsis;color:var(--muted);font-weight:400}.reader-edition{color:var(--muted);font-size:12px}.reader-body{position:relative;display:grid;grid-template-columns:minmax(0,1fr);min-height:0;min-width:0}.has-translation .reader-body{grid-template-columns:minmax(0,1fr)}.reader-scroll{position:relative;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.reading-article{max-width:820px;min-width:0;margin:0 auto;padding:18px 40px 36px}.reader-paged .reader-scroll{overflow:hidden;scrollbar-gutter:auto;touch-action:pan-y pinch-zoom}.reader-paged .reader-pages{width:calc(var(--page-width, 100%) * var(--page-count, 1));height:100%}.reader-paged .reading-article{--page-gutter: max(20px, env(safe-area-inset-left), env(safe-area-inset-right), calc((var(--page-width) - 740px) / 2));width:var(--page-width, 100%);height:var(--page-height, 100%);max-width:none;margin:0;padding:12px var(--page-gutter);column-count:1;column-gap:calc(var(--page-gutter) * 2);column-fill:auto}.reader-paged .reading-article>p{orphans:1;widows:1}.reader-paged .chapter-heading,.reader-paged .chapter-end{break-inside:avoid}.paged-annotation{position:absolute;left:0;right:0;z-index:3}.paged-annotation-top{top:0}.paged-annotation-bottom{bottom:0}.paged-annotation .annotation-toolbar{border-block:1px solid var(--line);box-shadow:0 3px 12px #00000012}.page-counter{display:inline-flex;justify-content:center;align-items:baseline;gap:4px;white-space:nowrap;font-size:12px}.page-counter small{color:var(--muted);font-size:10px}.reading-mode-setting{display:flex;flex-direction:column;gap:10px;padding-bottom:18px;border-bottom:1px solid var(--line)}.reading-mode-setting .segmented-control{width:100%}.reading-mode-setting .segmented-control button{flex:1}.reader-display-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.reader-display-actions>button{flex:1}.immersive-setting{padding-top:0}.reader-immersive{grid-template-rows:minmax(0,1fr)}.reader-immersive .reader-body{grid-row:1}.reader-immersive .reader-header,.reader-immersive .reader-bottom{position:absolute;left:0;right:0;z-index:6}.reader-immersive .reader-header{top:0;padding-top:max(10px,env(safe-area-inset-top));box-shadow:0 2px 12px #0000000d}.reader-immersive .reader-bottom{grid-row:auto;top:auto;bottom:0;box-shadow:0 -2px 12px #0000000d}.reader-chrome-hidden .reader-header,.reader-chrome-hidden .reader-bottom{opacity:0;visibility:hidden;pointer-events:none}.reader-immersive .reading-article{padding-top:calc(10px + env(safe-area-inset-top));padding-bottom:calc(30px + env(safe-area-inset-bottom))}.reader-immersive:not(.reader-paged) .reading-article{--scroll-gutter: max(20px, env(safe-area-inset-left), env(safe-area-inset-right));max-width:calc(740px + var(--scroll-gutter) * 2);padding-inline:var(--scroll-gutter)}.reader-immersive:not(.reader-chrome-hidden) .paged-annotation-top{top:var(--reader-header-size, 68px)}.reader-immersive:not(.reader-chrome-hidden) .paged-annotation-bottom{bottom:var(--reader-footer-size, 62px)}.reader-immersive .paged-annotation-bottom .annotation-toolbar{padding-bottom:max(10px,env(safe-area-inset-bottom))}.reading-status{position:absolute;left:max(20px,env(safe-area-inset-left));right:max(20px,env(safe-area-inset-right));bottom:max(5px,env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:space-between;height:20px;pointer-events:none;color:var(--muted);font:11px/20px var(--sans);font-variant-numeric:tabular-nums}.font-serif{font-family:var(--serif)}.font-sans{font-family:var(--sans)}.chapter-heading{margin-bottom:22px;text-align:center}.chapter-heading>span{font:12px var(--sans);color:var(--accent)}.chapter-heading h1{margin:8px 0 16px;font-size:24px;font-weight:500}.chapter-heading>div{color:var(--muted);font-size:13px}.reading-article>p{margin:0 0 .65em;overflow-wrap:anywhere;text-align:start}.reading-article>.reading-prose{text-indent:2em;text-align:justify;text-align-last:start;text-justify:inter-ideograph}.reading-article>.reading-english{text-indent:1.25em;text-align:start;text-align-last:start;text-justify:auto;word-break:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;hyphenate-limit-chars:7 3 3}.reader-native-hyphens .reading-article>.reading-english{text-align:justify}.reading-word{cursor:pointer;border-radius:2px}.word-selected{background:var(--accent-soft);color:var(--accent)}.word-saved{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:5px}.reading-underline{text-decoration:underline;text-decoration-color:#b58427;text-decoration-thickness:2px;text-underline-offset:5px;cursor:pointer}.reading-underline.has-comment{background:#bc8e2714;text-decoration-style:double}.reading-article>p{-webkit-user-select:text;user-select:text}.annotation-toolbar{padding:10px 20px;border-top:1px solid var(--line);background:var(--surface)}.annotation-preview{display:flex;gap:12px;max-width:780px;margin:0 auto 7px;color:var(--muted);font-size:12px}.annotation-preview>span{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.annotation-preview>small{flex-shrink:0;font-variant-numeric:tabular-nums}.annotation-actions{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:10px}.annotation-actions button{min-height:44px}.annotation-actions .icon-button{width:44px;flex-basis:44px}.annotation-error{margin-top:10px;color:var(--error);font-size:13px}.notes-filters{display:flex;gap:24px;margin-top:16px;border-bottom:1px solid var(--line)}.notes-filters button{padding:10px 0;border-bottom:2px solid transparent}.notes-filters button.active{color:var(--accent);border-color:var(--accent)}.notes-empty{display:grid;justify-items:center;gap:12px;padding:44px 0;color:var(--muted)}.reading-notes-list{padding:0;margin:0;list-style:none}.reading-notes-list>li{padding:20px 0 12px;border-bottom:1px solid var(--line)}.note-meta{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:12px;color:var(--muted);font-size:12px}.note-meta>span{min-width:0;overflow-wrap:anywhere}.note-meta>time{flex-shrink:0}.reading-notes-list blockquote,.note-editor-quote{padding:4px 0 4px 12px;border-left:2px solid #b58427;white-space:pre-wrap;font-family:var(--serif)}.reading-notes-list blockquote{max-height:180px;overflow:auto}.note-comment{display:flex;align-items:flex-start;gap:8px;margin-top:14px;white-space:pre-wrap}.note-comment>svg{margin-top:4px;color:var(--accent)}.note-comment>span{min-width:0;overflow-wrap:anywhere}.note-actions{display:flex;align-items:center;gap:8px;margin-top:12px}.note-actions>button:first-child{margin-right:auto}.note-editor-quote{max-height:min(160px,22dvh);overflow:auto;margin-bottom:18px}.note-editor-label{display:block;margin-bottom:8px;font-weight:600}.note-editor-dialog textarea{display:block;width:100%;min-height:100px;max-height:30dvh;resize:vertical;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);font:16px/1.6 var(--sans);letter-spacing:0}.note-editor-dialog textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.note-comment-count{margin-top:6px;color:var(--muted);font-size:12px;text-align:right}.note-editor-dialog .dialog-actions{margin-top:16px}.chapter-end{padding-top:28px;text-align:center;font-family:var(--sans);font-size:14px;color:var(--muted)}.chapter-end p{margin:16px 0 24px}.reader-toolbar{display:flex;align-items:center;justify-content:center;gap:28px;min-height:62px;padding:10px 24px max(10px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg)}.reader-toolbar>button,.chapter-controls{display:flex;align-items:center;gap:8px}.reader-toolbar>button{min-height:36px}.chapter-controls{gap:12px}.chapter-controls>span{min-width:52px;text-align:center;font-variant-numeric:tabular-nums}.reader-percent{min-width:35px;color:var(--muted);font-size:12px}.translation-panel{position:fixed;inset:var(--reader-viewport-top, 0px) 0 auto;width:100%;max-width:none;height:var(--reader-viewport-height, 100dvh);max-height:none;margin:0;padding:0;border:0;color:var(--text);background:var(--bg)}.translation-panel[open]{display:grid;grid-template-rows:auto minmax(0,1fr) auto}.translation-panel::backdrop{background:var(--bg)}.sheet-handle{display:none}.translation-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;border-bottom:1px solid var(--line)}.translation-header>span{display:flex;align-items:center;gap:8px;font-weight:600}.translation-scroll{min-height:0;overflow:auto;padding:20px;overscroll-behavior:contain}.selected-text{display:flex;align-items:flex-start;gap:8px}.selected-text h2{flex:1;min-width:0;font:26px/1.4 var(--serif)}.selected-text .sentence-selected{font-size:18px}.phonetic{margin-top:8px;font-size:13px}.phonetic>span{margin-left:12px;font-size:11px}.translation-tabs{display:flex;gap:12px;margin:20px 0;border-bottom:1px solid var(--line)}.translation-tabs button{padding-inline:4px}.translation-loading,.source-label{display:flex;align-items:center;gap:7px}.translation-loading{margin:16px 0;color:var(--muted);font-size:13px}.translation-error{margin-bottom:18px;color:var(--error)}.main-meaning{font-size:17px}.main-meaning>span{margin-right:8px;color:var(--muted);font-size:13px}.english-definition{margin-top:12px}.source-label{margin-top:16px;font-size:11px}.usage-content .context-meaning{margin-bottom:18px}.context-section,.example-section{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.context-section h3,.usage-content h3,.example-section h3{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:14px}.context-book{font-size:11px}.no-definition{padding:18px 0}.no-definition .primary-button{margin-top:12px}.no-definition>svg{color:var(--muted);margin-bottom:12px}.no-definition p{margin:10px 0 16px;color:var(--muted)}.example-section small{display:block;margin-top:8px}.online-link{margin-top:20px;font-size:12px}.translation-footer{padding:14px 20px;border-top:1px solid var(--line)}.translation-panel .translation-header{padding-top:max(12px,env(safe-area-inset-top));background:var(--bg)}.translation-panel .translation-scroll{width:100%;max-width:920px;margin:0 auto;padding-inline:max(20px,env(safe-area-inset-left),env(safe-area-inset-right))}.translation-panel .translation-scroll{font-size:16px;line-height:1.8}.translation-panel .translation-footer{padding-bottom:max(14px,env(safe-area-inset-bottom))}.translation-panel .translation-footer>button{display:flex;max-width:880px;margin:0 auto}.selected-quote-mark{color:var(--text);background:transparent;font-weight:700;text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:4px;text-underline-offset:5px}.custom-selection-overlay{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:2}.custom-selection-rect{position:absolute;background:#4b99744d;pointer-events:none}.selection-handle{position:absolute;width:32px;height:36px;margin-left:-16px;margin-top:-2px;touch-action:none;pointer-events:auto}.selection-handle:after{content:"";display:block;width:16px;height:20px;margin:0 auto;background:var(--accent);border:2px solid var(--bg);border-radius:0 0 8px 8px}.reading-article{-webkit-touch-callout:none}.reader[data-touch-selection=true] .reading-article,.reader[data-touch-selection=true] .reading-article>p,.reader[data-touch-selection=true] .reading-article span{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}@media(pointer:coarse){.reading-article,.reading-article>p,.reading-article span{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}}.level-filters{display:flex;flex-wrap:wrap;gap:8px;margin:-8px 0 24px}.level-filters button{min-width:52px;padding:6px 8px;border-bottom:2px solid transparent;color:var(--muted)}.level-filters button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.level-filters span{margin-left:6px;font-size:11px}.online-book-level{display:inline-block;margin-top:8px;color:var(--accent);font-size:12px}.book-reviews{padding-top:12px;margin-top:12px;border-top:1px solid var(--line)}.book-review-entry{min-height:40px;max-width:100%;padding:0;gap:8px}.book-review-count{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}.book-review-list-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.book-review-empty{margin:0;padding-block:24px}.review-list{list-style:none;padding:0;margin:12px 0 0}.review-list>li{display:flex;align-items:flex-start;padding-block:14px;gap:8px;border-bottom:1px solid var(--line)}.review-summary{flex:1;min-width:0;text-align:left;padding:0}.review-summary>strong{display:block;overflow-wrap:anywhere}.review-summary>span{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12px;overflow-wrap:anywhere}.review-summary>span>svg{flex-shrink:0}.review-summary p{margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.review-summary time{color:var(--muted);font-size:11px}.book-review-dialog{width:min(760px,calc(100% - 24px))}.book-review-form label{display:grid;gap:8px;margin-bottom:16px}.book-review-form input,.book-review-form textarea,.book-review-form select{width:100%;padding:10px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:4px;font:16px/1.7 var(--sans)}.book-review-form textarea{resize:vertical;max-height:45dvh;min-height:150px}.book-review-text{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9}.word-original{margin-block:10px}.word-original summary{color:var(--muted);cursor:pointer;font-size:12px}.word-original[open] .expand-original,.word-original:not([open]) .collapse-original{display:none}.display-diagnostics{padding-block:14px;border-top:1px solid var(--line);font-size:13px}.display-diagnostics summary{cursor:pointer;color:var(--muted)}.display-diagnostics dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 16px;margin:12px 0 0}.display-diagnostics dt{color:var(--muted)}.display-diagnostics dd{margin:0;text-align:right;overflow-wrap:anywhere}.display-warning{margin-top:12px;color:var(--muted)}.chapter-group{border-bottom:1px solid var(--line)}.chapter-group>summary{cursor:pointer;padding:14px 8px;font-weight:600}.chapter-group>summary small{margin-left:12px;color:var(--muted);font-weight:400}.chapter-group button{padding-left:26px}.chapter-list button,.bookmarks-list button{display:flex;align-items:center;gap:12px;width:100%;padding:14px 8px;text-align:left;border-bottom:1px solid var(--line)}.chapter-list strong{flex:1;min-width:0;overflow-wrap:anywhere;font-weight:400}.chapter-list button>span{color:var(--muted);font-size:12px}.chapter-list .current{color:var(--accent);background:var(--accent-soft)}.bookmarks-list{margin-top:24px}.bookmarks-list button{flex-wrap:wrap;font-size:13px}.bookmarks-list button svg:last-child{margin-left:auto}.font-size-control{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.font-size-control>span:first-child{margin-right:auto}.font-size-control>span:nth-child(3){min-width:24px;text-align:center;font-variant-numeric:tabular-nums}.segmented-control{display:flex;flex-shrink:0;gap:4px;padding:3px;background:var(--soft);border-radius:6px}.segmented-control button{min-height:34px;padding:5px 12px;border-radius:4px}.segmented-control button.active{background:var(--surface);color:var(--accent)}.theme-swatches{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:24px}.theme-swatch{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:90px;padding:16px 8px;border:2px solid transparent;border-radius:6px}.theme-light{color:#242a27;background:#f6f8f5}.theme-paper{color:#504735;background:#f2ead6}.theme-dark{color:#e7ece8;background:#303632}.theme-swatch.chosen{border-color:var(--accent)}.theme-swatch>svg:last-child:not(:first-child){position:absolute;top:5px;right:5px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(hover:hover){.icon-button:not(:disabled):hover,.secondary-button:not(:disabled):hover,.desktop-nav button:hover,.sidebar-setting:hover{background:var(--soft)}.primary-button:not(:disabled):hover,.dark-button:not(:disabled):hover{filter:brightness(.92)}.text-button:hover,.online-link:hover{text-decoration:underline}.online-book-info h3 a:hover{color:var(--accent);text-decoration:underline}.cover-button:hover .cover-hover{opacity:1}.reading-word:hover{background:var(--accent-soft)}}@media(max-width:1100px){.sidebar{width:196px;padding-inline:12px}.workspace{margin-left:196px}.main-content{padding:24px}.topbar{padding-inline:24px}.breadcrumb{display:none}.top-actions{width:100%}.search-field{width:auto;flex:1}.reading-overview{grid-template-columns:minmax(0,1fr) 200px;gap:20px}.continue-reading{gap:16px}.continue-cover{width:86px;flex-basis:86px}.continue-cover .cover-lettering strong{font-size:12px}.continue-cover .cover-lettering>span{display:none}.today-summary{padding-left:20px}.book-grid:not(.book-list){grid-template-columns:repeat(3,minmax(0,1fr))}.cover-lettering strong{font-size:18px}.profile>.icon-button{display:none}}@media(max-width:760px){.sidebar{display:none}.workspace{margin-left:0}.topbar{flex-wrap:wrap;gap:14px;padding:calc(16px + env(safe-area-inset-top)) 20px 16px;border-top:0;background:var(--bg)}.mobile-brand{display:flex}.mobile-brand .brand-mark{width:34px;height:34px}.mobile-brand strong{font-size:20px}.mobile-brand>span:last-child{font-size:12px;color:var(--muted)}.top-actions{width:100%}.top-avatar{display:none}.main-content{padding:24px 20px calc(96px + env(safe-area-inset-bottom))}.page-heading{margin-bottom:24px;gap:12px}.page-heading h1{font-size:26px}.page-heading .eyebrow{font-size:11px}.page-heading>button{padding-inline:12px}.page-heading:has(.page-heading-actions){flex-wrap:wrap}.page-heading-actions{width:100%}.page-heading-actions>button{flex:1}.reading-overview{grid-template-columns:minmax(0,1fr);gap:24px;padding-top:20px}.continue-cover{width:100px;flex-basis:100px}.continue-reading{gap:20px}.continue-content h2{font-size:20px}.today-summary{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.today-number{margin-top:8px}.today-substats{gap:40px}.today-substats strong{display:inline-block;margin-right:10px;font-size:18px}.library-toolbar{gap:12px}.filter-tabs{gap:0}.filter-tabs button{padding-inline:10px;font-size:13px}.book-grid:not(.book-list){grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 18px}.cover-lettering strong{font-size:20px}.bottom-insights{grid-template-columns:minmax(0,1fr);gap:24px}.reading-note{border-top:1px solid var(--line);padding-top:24px}.mobile-nav{position:fixed;inset:auto 0 0;z-index:20;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:6px 8px max(6px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg)}.mobile-nav button{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:52px;color:var(--muted);font-size:11px}.mobile-nav .selected{color:var(--accent)}.mobile-nav i{position:absolute;top:5px;left:calc(50% + 12px);width:5px;height:5px;background:var(--accent);border-radius:50%}.activity-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.week-chart{gap:8px}.dialog-inner{padding:20px}.book-detail-top{grid-template-columns:100px minmax(0,1fr);gap:18px}.book-detail-top .cover-lettering strong{font-size:14px}.book-detail-top .cover-lettering>span{display:none}.setting-row{gap:14px}.toast{bottom:calc(82px + env(safe-area-inset-bottom));font-size:13px}.reader-header{min-height:68px;padding:10px 12px;gap:8px}.reader-header>div{gap:6px}.reader-edition{display:none}.reader-book-title{font-size:13px}.reader-book-title small{font-size:10px}.reading-article{padding:14px 20px 28px}.chapter-heading{margin-bottom:18px}.chapter-heading h1{font-size:22px}.reader-toolbar{justify-content:space-between;gap:8px;padding-inline:12px;font-size:12px}.reader-toolbar>button{gap:5px}.annotation-toolbar{padding:8px 12px}.annotation-actions{gap:4px}.annotation-actions .primary-button,.annotation-actions .secondary-button{gap:5px;padding-inline:10px;font-size:13px}.note-editor-dialog{top:calc(var(--note-viewport-top, 0px) + 12px);bottom:auto;margin-block:0;max-height:calc(var(--note-viewport-height, 100dvh) - 24px)}.chapter-controls{gap:2px}.chapter-controls>span{min-width:40px}.reader-percent{display:none}.has-translation .reader-body{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr)}.translation-panel{border:0}.translation-header{padding:6px 16px}.translation-scroll{padding:16px 20px}.translation-footer{padding:10px 16px}}@media(max-width:380px){.reader-toolbar{gap:4px;padding-inline:8px}.reader-toolbar>button{flex-direction:column;gap:2px;min-width:40px;min-height:44px;padding:0}.chapter-controls>span{min-width:36px}.online-book{grid-template-columns:44px minmax(0,1fr);gap:10px}.online-book-cover{width:44px;grid-row:span 2}.online-book-format{grid-column:2;text-align:left;padding-top:0}.online-search-actions{width:100%}.online-search-actions>button,.online-search-actions>a{flex:1;min-width:0;padding-inline:10px}.main-content,.topbar{padding-inline:14px}.page-heading h1{font-size:24px}.page-heading>button{padding-inline:8px;font-size:12px}.continue-cover{width:82px;flex-basis:82px}.continue-cover .cover-lettering{justify-content:center;padding:10px 6px}.continue-cover .cover-lettering svg,.continue-cover .cover-lettering small{display:none}.continue-reading{gap:14px}.continue-content h2{font-size:18px}.book-grid:not(.book-list){gap:24px 14px}.cover-lettering{padding-inline:10px}.cover-lettering strong{font-size:17px}.cover-lettering>span{font-size:8px}.filter-tabs button{padding-inline:8px;font-size:12px}.dialog-inner{padding:16px}.dialog-header h2{font-size:18px}}@media(prefers-reduced-motion:reduce){.spin{animation:none}.reader-header,.reader-bottom{transition:none}}