/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */@layer theme{:host,:root{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,::backdrop,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}:host,html{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}menu,ol,ul{list-style:none}audio,canvas,embed,iframe,img,object,svg,video{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,optgroup,select,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit,::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.contents{display:contents}.hidden{display:none}.table{display:table}}:root{color:#302d27;font-synthesis:none;background:#f7f4ed;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}a,button,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:0 0;border:0}button:disabled{opacity:.4;cursor:not-allowed}a{color:inherit;text-underline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible,textarea:focus-visible{outline-offset:4px;outline:2px solid #9c4937}input,textarea{caret-color:#9c4937}::selection{color:#302d27;background:#dec793}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-thumb{background:#c8c1b4;border-radius:4px}.app{--paper:#f7f4ed;--ink:#302d27;--muted:#716b60;--line:#ded8cc;--panel:#f0ece3;--accent:#934b38;--active:#e8dfd1;background:var(--paper);color:var(--ink);min-height:100vh;padding-bottom:78px;transition:background .2s,color .2s}.night{--paper:#242623;--ink:#e5e1d6;--muted:#b3b3a6;--line:#43463e;--panel:#2b2e28;--accent:#dbab86;--active:#383c33}.topbar{z-index:20;background:var(--paper);border-bottom:1px solid var(--line);justify-content:space-between;gap:20px;height:76px;padding:0 32px;position:sticky;top:0}.brand,.topbar{align-items:center;display:flex}.brand{letter-spacing:.06em;white-space:nowrap;gap:13px;font-weight:600}.brand-mark{background:var(--accent);color:var(--paper);place-items:center;width:37px;height:39px;font-family:Songti SC,STSong,SimSun,serif;font-size:24px;display:grid}.top-book{align-items:center;gap:18px;font-size:14px;display:flex}.sync,.top-book span{color:var(--muted);font-size:12px}.sync{align-items:center;gap:7px;max-width:220px;display:flex}.workspace{grid-template-columns:240px minmax(0,1fr) 280px;max-width:1800px;min-height:calc(100vh - 154px);margin:auto;display:grid}.notes-panel,.sidebar{flex-direction:column;min-width:0;height:calc(100dvh - 154px);padding:30px 23px 20px;display:flex;position:sticky;top:76px}.sidebar{border-right:1px solid var(--line)}.notes-panel{border-left:1px solid var(--line)}.aside-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.aside-head h2{margin:0;font-size:15px;font-weight:600}.aside-head h2 span{color:var(--muted);margin-left:5px;font-size:12px}.aside-description{color:var(--muted);margin:10px 0 24px;font-size:12px}.icon{justify-content:center;min-width:32px;min-height:32px}.icon,.search{align-items:center;display:flex}.search{color:var(--muted);border-bottom:1px solid var(--line);gap:8px;margin:0 0 17px;padding:0 0 10px}.search input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;outline:none;font-size:13px}.search input::placeholder{color:var(--muted)}.chapter-list{flex:1;min-height:0;margin:0 -12px;padding:0 4px;overflow:auto}.chapter-list details{padding-bottom:8px}.chapter-list summary{cursor:pointer;justify-content:space-between;align-items:center;gap:4px;padding:13px 8px;font-size:13px;font-weight:600;list-style:none;display:flex}.chapter-list summary::-webkit-details-marker{display:none}.chapter-list details[open]>summary>svg{transform:rotate(90deg)}.chapter{text-align:left;width:100%;color:var(--muted);border-radius:3px;justify-content:space-between;align-items:center;margin:2px 0;padding:10px 12px;font-size:12px;line-height:1.6;display:flex}.chapter:hover{background:var(--panel);color:var(--ink)}.chapter.active{background:var(--active);color:var(--accent);font-weight:600}.sidebar-bottom{border-top:1px solid var(--line);color:var(--muted);flex-direction:column;gap:14px;margin-top:15px;padding-top:16px;font-size:11px;display:flex}.sidebar-bottom button{color:var(--ink);align-items:center;gap:6px;padding:0;font-size:12px;display:flex}.empty-index{color:var(--muted);text-align:center;margin:auto 0;font-size:13px;line-height:2}.empty-index svg{stroke-width:1.2px;margin:0 auto 8px}.main{min-width:0;position:relative}.welcome{gap:36px;max-width:1040px;min-height:calc(100dvh - 154px);margin:0 auto;padding:64px 7%}.book-spine,.welcome{align-items:center;display:flex}.book-spine{border-right:1px solid var(--line);border-left:1px solid var(--line);flex-direction:column;justify-content:space-between;width:52px;min-width:52px;height:394px;padding:25px 0;font-family:Songti SC,STSong,SimSun,serif}.book-spine span:first-child{writing-mode:vertical-rl;letter-spacing:.24em;font-size:22px}.book-spine span:last-child{writing-mode:vertical-rl;letter-spacing:.15em;color:var(--muted);font-size:11px}.welcome-content{width:100%;min-width:0}.welcome h1{letter-spacing:.06em;margin:0 0 20px;font:500 clamp(38px,4.1vw,60px)/1.45 Songti SC,STSong,SimSun,serif}.welcome-intro{color:var(--muted);margin:0 0 36px;font-size:14px;line-height:2}.add-source{margin-top:25px}.add-source label{color:var(--muted);margin-bottom:11px;font-size:12px;display:block}.link-input{flex-direction:column;align-items:flex-start;gap:12px;display:flex}.link-input input,.source-form input{background:var(--panel);border:1px solid var(--line);color:var(--ink);border-radius:4px;width:100%;min-width:0;padding:13px 12px;font-size:12px}.primary{background:var(--accent);color:var(--paper);white-space:nowrap;border-radius:3px;justify-content:center;align-items:center;gap:15px;min-height:44px;padding:12px 20px;font-size:14px;font-weight:500;text-decoration:none;display:inline-flex}.primary:hover{filter:brightness(1.1)}.hint{color:var(--muted);margin-top:12px;font-size:11px;line-height:1.8}.reading-promise{border-top:1px solid var(--line);color:var(--muted);flex-wrap:wrap;gap:13px;margin-top:35px;padding-top:20px;display:flex}.reading-promise span{align-items:center;gap:6px;font-size:11px;display:inline-flex}.source-note{color:var(--muted);overflow-wrap:anywhere;margin-top:25px;font-size:10px;line-height:1.8}.source-note a{white-space:normal;display:inline}.source-note svg{vertical-align:middle;margin-left:2px;display:inline}.quick-note{background:var(--panel);border-radius:4px;margin-bottom:23px;padding:12px}.quick-note textarea{resize:vertical;width:100%;height:80px;color:var(--ink);background:0 0;border:0;outline:none;font-size:13px;line-height:1.8}.quick-note textarea::placeholder{color:var(--muted)}.quick-note>div{color:var(--muted);justify-content:space-between;align-items:center;font-size:10px;display:flex}.quick-note button{color:var(--accent);align-items:center;gap:4px;padding:6px;font-size:12px;display:flex}.notes-list{flex:1;min-height:0;overflow:auto}.empty-notes{text-align:center;color:var(--muted);margin-top:60px}.empty-notes svg{stroke-width:1.1px;margin:0 auto}.empty-notes p{margin:20px 0 12px;font:15px/2 Songti SC,STSong,SimSun,serif}.empty-notes>span{font-size:10px}.note{border-bottom:1px solid var(--line);margin-bottom:22px;padding:0 0 21px}.note-chapter{color:var(--muted);text-align:left;align-items:center;gap:5px;padding:0;font-size:11px;line-height:1.7;display:flex}.note blockquote{background:var(--active);white-space:pre-wrap;overflow-wrap:anywhere;max-height:200px;margin:12px 0;padding:10px 12px;font-family:Songti SC,STSong,SimSun,serif;font-size:14px;line-height:1.8;overflow:auto}.note>p{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.85}.note-bottom{color:var(--muted);justify-content:space-between;align-items:center;font-size:10px;display:flex}.note-bottom button{padding:7px}.export{gap:8px;margin-top:10px;padding:12px 0 0;font-size:12px}.export,.reader-bar{border-top:1px solid var(--line);align-items:center;display:flex}.reader-bar{z-index:30;background:var(--paper);height:78px;padding:0 32px max(0px,env(safe-area-inset-bottom));justify-content:space-between;gap:30px;position:fixed;bottom:0;left:0;right:0}.footer-progress{max-width:440px;color:var(--muted);flex:1;align-items:center;gap:20px;font-size:11px;display:flex}.footer-progress>span{white-space:nowrap}.progress-track{background:var(--line);width:100%;min-width:30px;height:2px}.progress-track>div{background:var(--accent);height:100%;transition:width .2s}.toolbar{gap:30px}.toolbar,.toolbar button{align-items:center;display:flex}.toolbar button{gap:8px;min-height:44px;font-size:12px}.toolbar svg{stroke-width:1.5px}.mobile-only{display:none!important}.resume h2{margin:0;font:23px/1.6 Songti SC,STSong,SimSun,serif}.resume>p{margin:8px 0 20px;line-height:1.8}.resume>p,.text-button{color:var(--muted);font-size:12px}.text-button{padding:14px}.reading-head{color:var(--muted);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:20px 6%;font-size:11px;display:flex}.reading-head a,.reading-head button{align-items:center;gap:6px;text-decoration:none;display:flex}.article{max-width:740px;margin:0 auto;padding:50px 40px 70px}.chapter-label{color:var(--accent);margin:0 0 16px;font-size:12px}.article h1{letter-spacing:.025em;overflow-wrap:anywhere;margin:0 0 18px;font:500 clamp(26px,2.7vw,36px)/1.65 Songti SC,STSong,SimSun,serif}.article-meta{color:var(--muted);flex-wrap:wrap;gap:15px;margin-bottom:50px;font-size:11px;display:flex}.article-meta span{opacity:.85}.article>p{font:400 var(--reading-size)/2.05 Songti SC,STSong,SimSun,serif;letter-spacing:.025em;overflow-wrap:anywhere;text-align:justify;margin:0 0 1.25em}.article mark{color:#382c18;-webkit-box-decoration-break:clone;box-decoration-break:clone;background:#e3c991}.night .article mark{color:#fff1cf;background:#685836}.chapter-end{border-top:1px solid var(--line);text-align:center;margin-top:65px;padding-top:35px}.chapter-end>span{color:var(--muted);font:16px Songti SC,STSong,SimSun,serif}.chapter-end>div{justify-content:space-between;gap:20px;margin-top:32px;display:flex}.chapter-end button{align-items:center;gap:9px;font-size:13px;display:flex}.backdrop{z-index:45;cursor:default;background:#1514112e;position:fixed;inset:0}.popover{z-index:50;background:var(--paper);color:var(--ink);border-radius:10px;padding:24px;position:fixed;box-shadow:0 15px 55px #0000002e}.settings{width:340px;bottom:95px;right:25px}.setting-row{justify-content:space-between;gap:15px;margin-top:25px;font-size:13px}.setting-row,.setting-row>div{align-items:center;display:flex}.setting-row>div{gap:10px}.setting-row button{background:var(--panel);border-radius:4px;justify-content:center;align-items:center;gap:5px;min-width:36px;padding:9px;font-size:12px;display:flex}.setting-row .chosen{outline:1px solid var(--accent);color:var(--accent)}.settings>p,.source-form>p{color:var(--muted);margin:25px 0 0;font-size:11px;line-height:1.8}.source-form{width:min(480px,100% - 32px);top:50%;left:50%;transform:translate(-50%,-50%)}.source-form label{color:var(--muted);margin:25px 0 12px;font-size:12px;display:block}.source-form input{margin-bottom:18px}.selection-box{width:min(520px,100% - 32px);bottom:100px;left:50%;transform:translate(-50%)}.selection-box blockquote{max-height:140px;color:var(--muted);white-space:pre-wrap;margin:18px 0;font:15px/1.8 Songti SC,STSong,SimSun,serif;overflow:auto}.selection-box textarea{background:var(--panel);color:var(--ink);border:1px solid var(--line);resize:vertical;border-radius:4px;width:100%;height:90px;padding:12px;font-size:14px}.selection-actions{justify-content:space-between;gap:15px;margin-top:16px;display:flex}.selection-actions button{align-items:center;gap:8px;font-size:13px;display:flex}.loading,.toast{background:var(--ink);color:var(--paper);z-index:70;white-space:nowrap;border-radius:5px;align-items:center;gap:9px;max-width:calc(100% - 32px);padding:12px 18px;font-size:12px;display:flex;position:fixed;bottom:100px;left:50%;transform:translate(-50%)}.toast{bottom:105px}.spin{animation:spin 1.5s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.error{z-index:65;background:var(--panel);width:min(460px,100% - 32px);color:var(--ink);border:1px solid var(--accent);border-radius:5px;padding:17px 20px;font-size:13px;position:fixed;bottom:100px;left:50%;transform:translate(-50%);box-shadow:0 10px 30px #00000014}.error p{margin:0 0 12px;line-height:1.7}.error>div{align-items:center;gap:20px;display:flex}.error a,.error button{align-items:center;gap:5px;font-size:12px;display:flex}.login-banner{border-top:1px solid var(--line);text-align:center;margin:20px 25px 35px;padding-top:20px;font-size:13px}.login-banner .primary{margin-top:10px}.mobile-backdrop{display:none}@media (min-width:1500px){.welcome{gap:60px;padding:70px 9%}.link-input{flex-direction:row;align-items:stretch}.link-input .primary{padding:12px 16px}.welcome-intro{font-size:15px}.reading-promise{gap:20px}.workspace{grid-template-columns:260px minmax(0,1fr) 310px}}@media (max-width:1199px){.workspace{grid-template-columns:220px minmax(0,1fr)}.notes-panel{display:none}.notes-panel.mobile-open{z-index:44;background:var(--paper);width:320px;height:auto;display:flex;position:fixed;top:76px;bottom:78px;right:0;box-shadow:-10px 0 30px #0000001a}.notes-panel .mobile-only{display:flex!important}.welcome{gap:40px;padding:55px 9%}.welcome h1{font-size:50px}.topbar{padding:0 24px}}@media (max-width:760px){.app{padding-bottom:calc(68px + env(safe-area-inset-bottom))}.topbar{gap:10px;height:62px;padding:0 18px}.brand{gap:9px;font-size:14px}.brand-mark{width:29px;height:31px;font-size:20px}.top-book{display:none}.sync{gap:5px;font-size:10px}.sync svg{width:15px}.workspace{min-height:calc(100dvh - 130px);display:block}.notes-panel,.sidebar{display:none}.mobile-only{display:flex!important}.notes-panel.mobile-open,.sidebar.mobile-open{z-index:44;top:62px;bottom:calc(68px + env(safe-area-inset-bottom));background:var(--paper);width:min(340px,88vw);height:auto;padding:24px;display:flex;position:fixed}.sidebar.mobile-open{left:0}.notes-panel.mobile-open{right:0}.mobile-backdrop{z-index:40;inset:62px 0 calc(68px + env(safe-area-inset-bottom));background:#15141140;display:block;position:fixed}.welcome{align-items:flex-start;gap:20px;min-height:calc(100dvh - 130px);padding:42px 24px 35px}.book-spine{width:30px;min-width:30px;height:320px;padding:18px 0}.book-spine span:first-child{font-size:16px}.book-spine span:last-child{font-size:9px}.welcome h1{letter-spacing:.04em;margin-bottom:18px;font-size:38px;line-height:1.5}.welcome-intro{margin-bottom:28px;font-size:12px;line-height:1.9}.add-source label{font-size:11px}.link-input{gap:12px}.link-input input{padding:12px 10px;font-size:12px}.link-input .primary{gap:14px;min-height:44px;padding:12px 16px;font-size:13px}.hint{margin-top:10px;font-size:10px}.reading-promise{flex-direction:column;gap:12px;margin-top:28px;padding-top:18px}.reading-promise span{font-size:11px}.source-note{margin-top:22px;font-size:9px}.reader-bar{height:calc(68px + env(safe-area-inset-bottom));padding:0 19px env(safe-area-inset-bottom);gap:15px}.footer-progress{max-width:90px;font-size:10px;display:block}.footer-progress>span{white-space:normal;line-height:1.6;display:block}.progress-track{margin-top:9px}.toolbar{gap:19px}.toolbar button{flex-direction:column;gap:5px;min-width:25px;padding:3px 0;font-size:10px}.toolbar svg{width:18px;height:18px}.reader-bar .toolbar{margin-left:auto}.reading-head{padding:16px 22px;font-size:10px}.article{max-width:650px;padding:34px 24px 45px}.chapter-label{margin-bottom:12px;font-size:11px}.article h1{font-size:27px;line-height:1.6}.article-meta{gap:12px;margin-bottom:35px;font-size:10px}.article>p{letter-spacing:.02em;margin-bottom:1.15em;line-height:1.95}.chapter-end{margin-top:45px;padding-top:27px}.chapter-end .primary{padding:10px 15px;font-size:13px}.settings{right:16px;width:calc(100% - 32px)}.selection-box,.settings{bottom:calc(82px + env(safe-area-inset-bottom))}.selection-box{padding:20px}.selection-box blockquote{max-height:100px}.loading,.toast{font-size:11px}.error,.loading,.toast{bottom:calc(87px + env(safe-area-inset-bottom))}.resume h2{font-size:21px}.resume .primary{font-size:13px}.text-button{padding:14px 0;display:block}.quick-note textarea,.selection-box textarea,.source-form input{font-size:16px}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.login-page{background:#f7f4ed;place-items:center;min-height:100dvh;padding:35px 25px;display:grid}.login-content{width:100%;max-width:360px}.login-content h1{margin:45px 0 20px;font:36px/1.5 Songti SC,STSong,SimSun,serif}.login-content>p{color:#716b60;font-size:13px;line-height:1.8}.login-content form{flex-direction:column;gap:10px;margin:28px 0;display:flex}.login-content label{margin-top:10px;font-size:12px}.login-content input{background:#f0ece3;border:1px solid #ded8cc;border-radius:4px;min-height:46px;padding:13px;font-size:16px}.login-content .primary{margin-top:18px}.login-content small{color:#716b60;font-size:11px;line-height:1.9;display:block}.login-content .login-error{color:#934b38;font-size:13px}.login-content .brand{text-decoration:none}.auth-switch{flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;line-height:1.8;display:flex}.auth-switch a{color:#934b38;font-weight:500}.login-content form small{margin:0;font-size:11px;line-height:1.7}.login-content form{gap:9px}.login-content input:focus-visible{outline-offset:3px;outline:2px solid #934b38}@media (max-width:480px){.login-page{padding:28px 24px}.login-content h1{margin-top:32px;font-size:32px}.login-content label{margin-top:8px}}