@font-face{font-family:'SEROUI Axis';src:url('./assets/axis.woff2') format('woff2');font-display:swap}
:root{color-scheme:light;--bg:#edf0e8;--paper:#fffefa;--panel:#f6f7f1;--ink:#162c32;--muted:#627578;--line:#c8d1cb;--accent:#087f91;--button:#213e3a;--button-ink:#fff;--hover:#dce6df;--size:24px;--leading:1.9;--spacing:.06em;--font:'SEROUI Axis',serif}
:root[data-theme=dark]{color-scheme:dark;--bg:#182326;--paper:#202c2f;--panel:#1b282b;--ink:#e3ece9;--muted:#adc0bf;--line:#4c6161;--accent:#5bd4e7;--button:#b4e1dc;--button-ink:#142d2e;--hover:#354b4b}
:root[data-theme=sepia]{--bg:#e9dfca;--paper:#f8efd9;--panel:#eee5cf;--ink:#443c2e;--muted:#77664f;--line:#c7b99b;--hover:#ddd0b5;--button:#544f38}
*{box-sizing:border-box}html,body{margin:0;min-width:320px}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,'Segoe UI','Malgun Gothic',sans-serif;font-size:14px;line-height:1.65}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,.file-button{background:transparent;border:1px solid var(--line);border-radius:5px;padding:9px 14px;min-height:42px;cursor:pointer;line-height:1.4;white-space:nowrap;box-shadow:none}button:hover,.file-button:hover{background:var(--hover);border-color:var(--accent)}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.reader:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:inherit;text-underline-offset:4px}.primary{background:var(--button);color:var(--button-ink);border-color:var(--button)}.primary:hover{background:var(--accent);color:var(--button-ink)}.danger{color:#b03d38}:root[data-theme=dark] .danger{color:#ffb0a6}.wide{width:100%;margin-bottom:10px}select,input:not([type=checkbox],[type=range]),textarea{border:1px solid #8e9e99;border-radius:5px;background:var(--paper);padding:10px 12px;min-height:44px;line-height:1.4;max-width:100%}select{padding-right:26px;min-width:100px}label{display:flex;flex-direction:column;gap:6px}label>span:first-child{font-size:12px;color:var(--muted)}input[type=range]{accent-color:var(--accent);width:100%}input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px;flex-shrink:0}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}.skip{position:absolute;left:12px;top:-100px;background:var(--paper);padding:10px;z-index:20}.skip:focus{top:8px}[hidden]{display:none!important}
.masthead{height:88px;padding:0 32px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;white-space:nowrap}.brand span{font-size:20px;letter-spacing:-.5px;font-weight:650}.brand b{font-size:11px;letter-spacing:2.5px;font-weight:500;margin-left:5px}.brand img{object-fit:contain}.free-badge{font-size:11px;color:var(--accent);padding:3px 9px;border:1px solid var(--line);border-radius:3px}.masthead nav{display:flex;align-items:center;gap:25px;margin-left:auto}.masthead nav a{text-decoration:none;font-size:12px}.language select{min-width:107px;background:transparent}.workspace{display:grid;grid-template-columns:252px minmax(0,1fr)}.sidebar{min-height:calc(100dvh - 88px);padding:30px 24px;display:flex;flex-direction:column;border-right:1px solid var(--line)}.eyebrow{font-size:10px;letter-spacing:1.6px;margin:0 0 10px;color:var(--muted);font-family:ui-monospace,monospace}.intro h1{font-size:26px;line-height:1.4;letter-spacing:-1.2px;margin:14px 0}.intro>p:last-child{font-size:12px;color:var(--muted);margin:0 0 30px;line-height:1.9;word-break:keep-all}.library-head{display:flex;align-items:center;justify-content:space-between;margin-top:26px}.library-head h2{font-size:12px;font-weight:500;color:var(--muted)}.icon-button{font-size:20px;min-width:34px;min-height:34px;padding:1px 8px}.library{margin:10px 0 30px;max-height:300px;overflow:auto}.library p{font-size:12px;color:var(--muted)}.library-item{display:flex;border-top:1px solid var(--line);align-items:center;gap:4px}.library-item>button:first-child{border:0;border-radius:0;flex:1;white-space:normal;text-align:left;font-size:13px;padding:10px 6px;word-break:break-word;min-width:0}.library-item.active{background:var(--hover);border-left:2px solid var(--accent)}.library-item .remove{opacity:.6;min-height:32px;border:0;padding:2px 8px}.library-item .remove:hover{opacity:1;color:var(--ink);background:var(--paper)}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:9px;color:var(--muted);font-size:11px}.sidebar-footer p{line-height:1.9;max-width:200px;margin-bottom:5px}.sidebar-footer a{text-decoration:none}.sidebar-footer small{font-family:ui-monospace,monospace;margin-top:12px;font-size:9px;letter-spacing:.6px}
.reading-main{padding:25px 30px 0;min-width:0}.document-head{display:flex;gap:20px;justify-content:space-between;align-items:center;min-height:80px;padding-bottom:20px;border-bottom:1px solid var(--line)}.document-head h2{font-size:24px;font-weight:550;letter-spacing:-.6px;line-height:1.35;margin:0;overflow-wrap:anywhere}.document-head #source{display:block;font-size:11px;color:var(--muted);max-width:50vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:6px}.document-actions{display:flex;gap:8px}.document-actions button{font-size:12px}.toolbar{display:flex;align-items:center;gap:16px;padding:17px 0;flex-wrap:wrap;border-bottom:1px solid var(--line)}.segmented{display:flex;align-self:flex-end}.segmented button{border-radius:0;min-height:44px;font-size:12px;padding:10px 13px}.segmented button+button{border-left:0}.segmented button[aria-pressed=true]{background:var(--button);color:var(--button-ink);border-color:var(--button)}.toolbar label{flex-direction:row;align-items:center;gap:10px}.toolbar label span{font-size:12px}.toolbar select{min-width:145px;font-size:13px}.size-control{display:flex;align-items:center}.size-control button{min-height:44px;padding:5px 10px}.size-control output{font-size:12px;min-width:32px;text-align:center;font-variant-numeric:tabular-nums}.settings-toggle{margin-left:auto;font-size:12px;min-height:44px}.findbar{display:flex;align-items:center;gap:8px;min-height:56px;padding:10px 0}.findbar input{font-size:12px!important;min-height:32px!important;width:180px;padding:5px 10px!important}.findbar button{font-size:11px;min-height:32px;padding:5px 10px}.findbar>span{font-size:11px;color:var(--muted)}#save-mobile{display:none}
.paper{background:var(--paper);border:1px solid var(--line);height:calc(100dvh - 358px);min-height:320px;position:relative}.reader{height:100%;width:100%;overflow:auto;overscroll-behavior:contain;scrollbar-color:var(--line) transparent;padding:40px 44px;writing-mode:vertical-rl;text-orientation:upright;font-family:var(--font);font-size:var(--size);line-height:var(--leading);letter-spacing:var(--spacing);-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:auto}.reader article{margin:0;max-height:100%;min-height:100%;overflow-wrap:anywhere;line-break:strict}.reader p{margin:0 0 0 1.7em}.reader p:last-child{margin-left:0}.reader h1,.reader h2,.reader h3{font-family:var(--font);font-weight:600;line-height:1.6;margin:0 0 0 1.3em}.reader h1{font-size:1.5em}.reader h2{font-size:1.3em}.reader a{color:var(--accent)}.reader blockquote{margin:0 0 0 1.7em;padding:.6em;border-block-start:2px solid var(--line);color:var(--muted)}.reader rt{font-size:.5em}.reader pre,.reader table{writing-mode:horizontal-tb;text-orientation:mixed;font-family:system-ui,sans-serif;letter-spacing:normal;font-size:.65em;line-height:1.7;max-height:100%;max-width:80vw;overflow:auto;margin:0 1.3em;padding:12px;background:var(--panel)}.reader code{writing-mode:horizontal-tb;text-orientation:mixed;font-family:ui-monospace,monospace;font-size:.8em}.reader pre{white-space:pre-wrap;overflow-wrap:anywhere}.reader td,.reader th{border:1px solid var(--line);padding:8px 12px;text-align:start}.reader table{border-collapse:collapse}.reader figure{writing-mode:horizontal-tb;display:flex;flex-direction:column;justify-content:center;margin:0 20px;max-height:100%;max-width:65vw}.reader img{object-fit:contain;max-width:min(65vw,650px);max-height:85%;width:auto;height:auto;vertical-align:middle;writing-mode:horizontal-tb;image-orientation:from-image}.reader figcaption{font-family:system-ui,sans-serif;letter-spacing:normal;font-size:11px;line-height:1.6;max-width:400px;color:var(--muted)}.image-placeholder{writing-mode:horizontal-tb;align-self:center;display:inline-block;font-family:system-ui,sans-serif;font-size:12px;letter-spacing:normal;line-height:1.5;border:1px dashed var(--line);padding:15px;margin:0 15px;color:var(--muted)}.tcy{text-combine-upright:all;letter-spacing:0;line-height:1;font-variant-numeric:tabular-nums}.reader[data-direction=horizontal-tb]{writing-mode:horizontal-tb;text-orientation:mixed}.reader[data-direction=horizontal-tb] article{min-height:unset;max-height:unset;max-width:820px;margin:0 auto;line-height:var(--leading)}.reader[data-direction=horizontal-tb] p{margin:0 0 1.3em}.reader[data-direction=horizontal-tb] h1,.reader[data-direction=horizontal-tb] h2{margin:0 0 .8em}.reader[data-direction=horizontal-tb] img{max-height:60vh;max-width:100%}.reader[data-direction=horizontal-tb] figure{margin:20px 0;max-width:100%}.reader[data-direction=horizontal-tb] .tcy{text-combine-upright:none}.reader mark{background:#ffe18b;color:#142b30;padding:0}.reader mark.current{background:#f1a951;outline:1px solid #7b4813}
.reading-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;font-size:11px;color:var(--muted)}.reading-footer>button{font-size:11px;min-height:32px;padding:5px 10px}.pagination{display:flex;align-items:center;gap:18px}.pagination button{min-height:32px;padding:3px 13px;font-size:18px}.pagination>span{font-variant-numeric:tabular-nums;min-width:35px;text-align:center}.status{font-size:12px;color:var(--accent);min-height:24px}.focus-mode{overflow:hidden}.focus-mode>.masthead,.focus-mode .sidebar,.focus-mode .document-head,.focus-mode .toolbar,.focus-mode .findbar,.focus-mode .reading-footer,.focus-mode .status{display:none}.focus-mode .workspace{display:block}.focus-mode .reading-main{padding:0}.focus-mode .paper{border:0;height:100dvh}.focus-mode .reader{padding:70px 60px 40px}.focus-mode #exit-focus{display:block;position:fixed;right:18px;top:16px;background:var(--paper);z-index:5;border-color:var(--accent);font-size:12px}
dialog{background:var(--paper);color:var(--ink);padding:0;border:1px solid var(--line);border-radius:9px;width:min(720px,calc(100vw - 32px));max-height:calc(100dvh - 36px);overflow:auto}dialog::backdrop{background:rgba(10,23,24,.52)}.dialog-head,.dialog-footer{padding:18px 24px;display:flex;justify-content:space-between;align-items:center;gap:16px;border-bottom:1px solid var(--line)}.dialog-head h2{margin:0;font-size:20px}.dialog-head button{font-size:12px}.dialog-body{padding:24px;display:flex;flex-direction:column;gap:18px}.dialog-body>small,.privacy-note{font-size:12px;color:var(--muted)}.dialog-footer{border-bottom:0;border-top:1px solid var(--line);justify-content:flex-end}.file-row{display:flex;align-items:center;gap:15px}.file-row small{font-size:11px;color:var(--muted)}.file-button{position:relative;display:block;white-space:nowrap;overflow:hidden}.file-button input{position:absolute;inset:0;opacity:0;cursor:pointer}.file-button:focus-within{outline:2px solid var(--accent)}textarea{width:100%;resize:vertical;min-height:160px}#import-error:empty{display:none}.error{color:#b03d38;font-size:13px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.settings-grid label output{font-size:12px;color:var(--muted)}.settings-grid .check{flex-direction:row;align-items:flex-start;gap:10px;grid-column:1/-1}.check>span{font-size:13px!important;color:var(--ink)!important}.check small{display:block;color:var(--muted);font-size:11px}.settings-grid .danger{grid-column:1/-1;justify-self:start}#original-text{font-family:inherit;white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px;line-height:1.9}
.guide-page .masthead{max-width:none}.guide-content{max-width:900px;margin:60px auto;padding:0 32px 60px}.guide-content h1{font-size:38px;letter-spacing:-1.2px;line-height:1.4}.guide-content>.lead{font-size:18px;color:var(--muted);line-height:1.9}.guide-content section{border-top:1px solid var(--line);padding:26px 0}.guide-content h2{font-size:22px;margin:0 0 14px}.guide-content p{line-height:1.95;word-break:keep-all}.guide-content .download-link{display:inline-block;background:var(--button);color:var(--button-ink);padding:12px 20px;border-radius:5px;text-decoration:none}.guide-content small{display:block;color:var(--muted);margin-top:12px}.guide-content .back-link{display:inline-block;margin-top:20px}
@media(min-width:1600px){.reading-main{padding:30px 44px 0}.reader{padding:48px 64px}.sidebar{padding:36px 28px}.workspace{grid-template-columns:280px minmax(0,1fr)}}
@media(max-width:1050px){.masthead{padding:0 22px;gap:18px}.workspace{grid-template-columns:210px minmax(0,1fr)}.sidebar{padding:26px 18px}.reading-main{padding:22px 20px 0}.toolbar{gap:10px}.toolbar label{gap:6px}.toolbar select{min-width:120px}.document-actions{flex-direction:column}.paper{height:calc(100dvh - 386px)}.intro h1{font-size:23px}.toolbar .size-control{margin-left:auto}.settings-toggle{margin-left:0}}
@media(max-width:760px){.masthead{height:auto;min-height:78px;padding:15px 18px;gap:10px;flex-wrap:wrap}.brand span{font-size:18px}.brand img{width:30px;height:34px}.brand b{font-size:10px}.free-badge{display:none}.masthead nav{gap:14px}.masthead nav>.extension-link{display:none}.masthead nav>a{display:none}.language select{min-width:104px;min-height:42px;font-size:12px}.workspace{display:block}.sidebar{padding:18px;min-height:0;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:10px}.intro{grid-column:1/-1}.intro .eyebrow{font-size:9px;margin:0 0 6px}.intro h1{font-size:24px;margin:0 0 4px}.intro>p:last-child{margin:0 0 10px;font-size:12px}.sidebar>.wide{margin:0}.library-head,.library,.sidebar-footer{display:none}.reading-main{padding:20px 18px 0}.document-head{min-height:68px;gap:10px;padding-bottom:16px}.document-head h2{font-size:21px}.document-head .eyebrow{font-size:9px}.document-head #source{max-width:52vw}.document-actions{flex-direction:row}.document-actions button{font-size:11px;padding:8px 10px;min-height:40px}.document-actions #original{display:none}.toolbar{gap:12px;justify-content:space-between;padding:14px 0}.toolbar label{flex:1}.toolbar label>span{display:none}.toolbar select{min-width:0;width:100%;font-size:12px}.segmented button{padding:10px;font-size:11px;min-height:44px}.toolbar .size-control{margin-left:0}.settings-toggle{font-size:11px;padding:8px 11px}.findbar{gap:6px;flex-wrap:wrap}.findbar input{width:125px}.findbar #save-mobile{display:block;margin-left:auto}.paper{height:65dvh;min-height:360px}.reader{padding:28px 25px;font-size:var(--size)}.reading-footer{gap:8px}.pagination{gap:10px}.reading-footer>span{max-width:100px}.focus-mode .reader{padding:70px 25px 30px}.settings-grid{grid-template-columns:1fr}.settings-grid .check,.settings-grid .danger{grid-column:auto}.dialog-body{padding:20px}.dialog-head,.dialog-footer{padding:16px 20px}.dialog-head h2{font-size:18px}.file-row{align-items:flex-start;flex-direction:column;gap:8px}.guide-content{margin:35px auto;padding:0 22px 45px}.guide-content h1{font-size:30px}.guide-content>.lead{font-size:16px}}
.intro h1{word-break:keep-all}.mobile-library{display:none}
@media(max-width:760px){.masthead nav>a:not(.extension-link){display:inline}.mobile-library{display:block;grid-column:1/-1;font-size:12px}.mobile-library summary{padding:9px 0;cursor:pointer}.mobile-library .library{display:block;max-height:220px;margin-bottom:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}