.landing-page{color:#2e2e2e;background:#fff;min-height:100dvh;font-family:Arial,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;overflow-x:clip}.marketing-header{position:sticky;top:0;height:64px;z-index:35;background:#fffffff0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.marketing-nav{max-width:1300px;margin:auto;height:64px;display:flex;align-items:center;gap:36px}.wordmark{font-weight:700;font-size:22px;letter-spacing:-.6px;color:inherit;text-decoration:none;flex-shrink:0}.marketing-nav>.wordmark{width:138px}.marketing-nav nav{display:flex;align-items:center;gap:26px;font-size:16px}.marketing-nav a{color:inherit;text-decoration:none}.marketing-nav .nav-guide{font-weight:700}.marketing-actions{margin-left:auto;display:flex;align-items:center;gap:18px;font-size:14px;white-space:nowrap}.language-choice{display:flex;align-items:center;gap:8px;color:#6b7280}.marketing-actions>button{font-size:14px}.marketing-actions .mobile-menu{display:none}.account-avatar{border:3px solid white;outline:1px solid #ddd;border-radius:50%;background:#74a23e;color:#fff;width:43px;height:43px;padding:0;font-size:22px}.account-avatar:hover{background:#658f32}.landing-login{font-weight:600}.launch-banner{display:flex;justify-content:center;align-items:center;gap:14px;padding:18px 24px;background:linear-gradient(105deg,#533ce9,#8b2ee9);color:#fff;min-height:76px;text-decoration:none}.launch-banner>span{display:flex;flex-direction:column;gap:3px}.launch-banner strong{font-size:16px;font-weight:700}.launch-banner small{font-size:14px}.launch-banner>b{display:inline-flex;align-items:center;gap:12px;background:#ffffff15;border-radius:28px;padding:9px 18px;font-size:14px;margin-left:12px}.marketing-hero{text-align:center;padding:64px 24px 48px}.typing-badge{display:inline-flex;align-items:center;justify-content:flex-start;gap:12px;border:1px solid #f0f0f0;box-shadow:0 1px 2px #00000004;border-radius:30px;height:35px;min-width:184px;padding:4px 15px 4px 8px;margin-bottom:36px;font-size:13px;font-weight:600}.typing-badge>svg{color:#6b3cba}.typing-badge>span{min-width:130px}.typing-badge i{display:inline-block;height:13px;border-right:1px solid #444;margin-left:2px;vertical-align:-1px}.marketing-hero h1{font-size:48px;font-weight:600;line-height:1.3;letter-spacing:-.033em;text-wrap:balance;max-width:620px;margin:0 auto 20px}.marketing-hero>p{font-size:18px;line-height:27px;margin:0 0 36px;color:#000b}.hero-upload{height:48px;padding:12px 24px;gap:10px;background:#2e2e2e;color:#fff;border-radius:10px;font-weight:600;font-size:17px}.hero-upload:hover{background:#424242}.hero-upload:active{transform:scale(.98)}.landing-demo{max-width:1300px;margin:0 auto;padding:0}.demo-stage{background:#050308 url(/site-demo/hero-stage-bg.jpg) center/cover;border-radius:4px;padding:48px 60px 32px}.demo-frame{max-width:1116px;background:#ffffffb3;padding:8px;border-radius:14px;margin:auto;box-shadow:0 14px 32px #0000001a,0 28px 70px #00000024}.demo-frame video{display:block;width:100%;aspect-ratio:2200/1376;border-radius:8px;background:#fff;object-fit:cover}.demo-controls{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:24px;color:#fff}.demo-controls [role=tablist]{display:flex;gap:7px;flex-wrap:wrap;justify-content:center}.demo-controls button{padding:9px 13px;font-size:14px;min-height:35px;border-radius:30px;color:#c7c0d3}.demo-controls button:hover{background:#ffffff15}.demo-controls button[aria-selected=true]{color:#333;background:#fff}.demo-controls>button{border:1px solid #ffffff38;font-size:12px}.demo-caption{text-align:center;margin:22px 16px 8px;font-size:15px;color:#73737c}.demo-credit{display:block;text-align:center;color:#999;font-size:11px}.demo-credit a{color:inherit}.marketing-reading,.marketing-features,.marketing-start,.marketing-faq{max-width:1120px;margin:110px auto;padding:0 24px}.landing-page h2{font-size:34px;text-align:center;line-height:1.4;letter-spacing:-.03em;margin-bottom:35px;font-weight:600}.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:52px;margin-top:60px}.reading-grid article{text-align:center}.reading-grid h3{font-size:21px;margin:18px 0 10px}.reading-grid p,.feature-grid p{font-size:15px;line-height:1.8;color:#73737c}.marketing-features>p{text-align:center;margin-top:-20px;color:#73737c}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#e9e9ed;border:1px solid #e9e9ed;border-radius:12px;overflow:hidden;margin-top:48px}.feature-grid article{background:#fff;padding:32px}.feature-grid svg{color:#665678}.feature-grid h3{font-size:18px;margin:16px 0 8px}.feature-grid p{margin:0}.marketing-start{text-align:center}.marketing-start>p{color:#73737c;margin-bottom:30px}.marketing-faq{max-width:920px}.marketing-faq details{border-bottom:1px solid #e9e9ed;padding:20px 0;font-size:17px}.marketing-faq details>p{font-size:15px;line-height:1.8;color:#73737c}.marketing-footer{border-top:1px solid #e9e9ed;max-width:1300px;margin:0 auto;padding:35px 0 55px;display:flex;gap:35px;align-items:center;font-size:13px;color:#73737c}.marketing-footer .wordmark{color:#2e2e2e}.marketing-footer>span{margin-right:auto}.marketing-footer a{color:inherit;text-decoration:none}.account-form{padding:4px 30px 30px;display:flex;flex-direction:column;gap:9px}.account-intro{font-size:14px;color:var(--muted);margin:0 0 15px}.auth-tabs{display:flex;background:var(--soft);border-radius:9px;padding:4px;margin-bottom:14px;gap:4px}.auth-tabs button{flex:1;padding:10px}.auth-tabs button[aria-selected=true]{background:var(--bg);box-shadow:0 1px 4px #0001;color:var(--text);font-weight:600}.account-form>label{font-size:13px;margin-top:6px;font-weight:500}.account-form>label small{color:var(--muted);margin-left:4px;font-weight:400}.account-form input{width:100%;height:43px;border:1px solid var(--border);border-radius:7px;padding:10px 12px;font-size:14px;background:var(--bg)}.account-form input:user-invalid{border-color:#b95555}.account-form input:focus{outline:2px solid #66567833;border-color:#8f7ca5}.email-code-row{display:flex;gap:9px}.email-code-row input{min-width:0;flex:1}.email-code-row button{font-size:13px}.password-field{position:relative}.password-field input{padding-right:55px}.password-field button{position:absolute;right:6px;top:6px;color:var(--muted);font-size:12px;min-height:30px}.account-form .forgot-password{align-self:flex-end;font-size:12px;padding:2px 0;min-height:24px;color:#665678}.account-submit{background:#2e2e2e;color:#fff;height:43px;font-size:14px;margin-top:12px}.account-submit:hover{background:#424242}.auth-error,.auth-status{padding:9px 11px;margin:3px 0 0;border-radius:6px;font-size:13px;line-height:1.5}.auth-error{color:#a52b35;background:#fdf1f2}.auth-status{color:#3a6d49;background:#eff7f1}.account-privacy{display:flex;gap:7px;color:var(--muted);font-size:11px;line-height:1.7;border-top:1px solid var(--border);padding-top:16px;margin-top:12px}.account-privacy svg{flex-shrink:0;margin-top:2px}.library-navigation{position:fixed;inset:0 auto 0 0;width:320px;background:#fafafa;border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:30}.library-navigation>header{height:64px;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.library-navigation nav{padding:12px;display:flex;flex-direction:column;gap:5px}.library-navigation nav>button,.library-navigation nav>.row>button:first-child{justify-content:flex-start;gap:10px;width:100%;font-size:13px;min-height:32px;padding:7px 10px;color:#333}.library-navigation nav>button.active{background:#efefef;color:#333;border:1px solid #e6e6e6}.library-navigation nav>.row>button:first-child{flex:1}.library-navigation footer{margin-top:auto;display:flex;flex-direction:column}.library-navigation footer>button{justify-content:flex-start;padding:12px 22px;border-top:1px solid var(--border);font-size:13px;border-radius:0}.library-navigation footer>.row{border-top:1px solid var(--border);min-height:65px;padding:10px 20px;gap:8px;font-size:12px;justify-content:space-between}.library-navigation footer a{color:#777;text-decoration:none}.library-shell .main-app,.library-shell.nav-peek .main-app{margin-left:320px;width:calc(100% - 320px)}.moon-library{max-width:none;padding:0 32px 30px}.moon-library .page-head{padding:25px 0 18px;min-height:76px}.moon-library .page-head h1{font-size:20px;font-weight:600}.moon-library .page-head .eyebrow{display:none}.moon-library .page-head .primary{background:#171c27;border-radius:6px;font-size:12px;padding:6px 11px;min-height:28px}.moon-library>.tabs{display:none}.moon-library .library-tools{margin:0 0 16px}.moon-library .table-wrap{border:0;border-radius:0}.moon-library table{font-size:12px;table-layout:fixed}.moon-library th{background:transparent;font-size:11px;font-weight:400;color:#73737c;padding:12px 8px;border-top:1px solid var(--border);height:38px}.moon-library th:nth-child(1){width:28px}.moon-library th:nth-child(2){width:48%}.moon-library th:nth-child(3){width:12%}.moon-library th:nth-child(4){width:12%}.moon-library th:nth-child(5){width:14%}.moon-library td{padding:10px 8px;height:40px;border-bottom:1px solid #eee}.moon-library .paper-title{font-size:12px;text-align:left;padding:0;min-height:20px;font-weight:600;white-space:normal}.moon-library .title-cell{min-width:0}.moon-library .stars{gap:0}.moon-library .stars button{padding:0 1px;min-height:20px}.moon-library .stars svg{width:13px;height:13px}.moon-library .tags-edit{font-size:11px;padding:0}.moon-library .tags-edit .muted{opacity:0}.moon-library tr:hover .tags-edit .muted{opacity:1}.moon-library .note-inline{border:1px solid transparent;background:transparent;min-width:0;width:100%;font-size:12px;padding:2px}.moon-library .note-inline:focus{border-color:var(--border)}.moon-library .pagination{justify-content:center;border:0;margin-top:20px}.moon-library .pagination>span,.moon-library .pagination select{display:none}@media(max-width:1350px){.marketing-nav{margin:0 24px;gap:20px}.marketing-nav nav{gap:18px}.marketing-actions{gap:12px}.landing-demo,.marketing-footer{margin:0 24px}}@media(max-width:1000px){.marketing-nav nav{gap:12px;font-size:13px}.marketing-actions .language-choice{display:none}.marketing-nav>.wordmark{width:auto}.marketing-actions{gap:7px}.demo-stage{padding:36px 30px 24px}.demo-controls{gap:8px}.demo-controls button{font-size:12px;padding:8px}.library-navigation{width:240px}.library-shell .main-app,.library-shell.nav-peek .main-app{margin-left:240px;width:calc(100% - 240px)}.moon-library{padding:0 20px 25px}}@media(max-width:700px){.marketing-header,.marketing-nav{height:58px}.marketing-nav{margin:0 16px;gap:8px}.marketing-nav>.wordmark{font-size:20px}.marketing-nav nav{display:none}.marketing-actions{gap:5px}.marketing-actions>button{font-size:12px}.marketing-actions .mobile-menu{display:inline-flex}.marketing-actions>button[aria-label=上传论文]{display:none}.marketing-nav nav.is-open{position:absolute;display:flex;flex-direction:column;align-items:stretch;top:58px;right:0;left:0;padding:20px;background:#fff;box-shadow:0 8px 12px #0001;font-size:15px}.launch-banner{padding:14px 16px;gap:8px;min-height:68px}.launch-banner strong{font-size:13px}.launch-banner small{font-size:11px}.launch-banner>b{font-size:11px;margin:0;padding:7px 10px;gap:3px}.launch-banner>svg{display:none}.marketing-hero{padding:45px 20px 36px}.marketing-hero h1{font-size:32px;max-width:420px;font-weight:600}.marketing-hero>p{font-size:16px}.typing-badge{margin-bottom:28px}.landing-demo{margin:0 16px}.demo-stage{padding:24px 12px 20px}.demo-frame{padding:5px;border-radius:9px}.demo-controls{flex-wrap:wrap;margin-top:16px}.demo-controls button{font-size:10px;padding:6px;min-height:27px}.demo-caption{font-size:13px}.marketing-reading,.marketing-features,.marketing-start,.marketing-faq{margin:65px auto;padding:0 20px}.landing-page h2{font-size:26px}.reading-grid{grid-template-columns:1fr;gap:25px;margin-top:35px}.feature-grid{grid-template-columns:repeat(2,1fr)}.feature-grid article{padding:20px}.marketing-footer{flex-wrap:wrap;gap:16px;font-size:12px}.marketing-footer>span{width:60%;margin:0}.account-form{padding:2px 20px 24px}.library-navigation{width:64px}.library-navigation .wordmark{font-size:12px}.library-navigation>header{padding:12px 5px;height:55px}.library-navigation>header>button{display:none}.library-navigation nav{padding:5px;gap:8px}.library-navigation nav button{font-size:0!important;gap:0!important;justify-content:center!important}.library-navigation nav .row{display:block}.library-navigation nav>.row>button:last-child{display:none}.library-navigation footer>.row{padding:5px;flex-direction:column;font-size:10px}.library-navigation footer>.row>a{font-size:10px}.library-navigation footer button{font-size:0;padding:10px}.library-shell .main-app,.library-shell.nav-peek .main-app{margin-left:64px;width:calc(100% - 64px)}.moon-library{padding:0 12px 20px}.moon-library .page-head{padding:16px 0}.moon-library th:nth-child(3),.moon-library td:nth-child(3),.moon-library th:nth-child(4),.moon-library td:nth-child(4),.moon-library th:nth-child(5),.moon-library td:nth-child(5){display:none}.moon-library th:nth-child(2){width:75%}.moon-library th:last-child{width:25%}.moon-library .page-head h1{font-size:18px}}@media(prefers-reduced-motion:reduce){.landing-page button,.landing-page a{transition:none}.hero-upload:active{transform:none}}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip-path:inset(50%)!important;white-space:nowrap!important;border:0!important}.launch-banner{min-height:72px;padding-top:16px;padding-bottom:16px}.app-shell.library-shell .main-app{margin-left:320px;width:calc(100% - 320px)}@media(max-width:1000px){.app-shell.library-shell .main-app{margin-left:240px;width:calc(100% - 240px)}}@media(max-width:700px){.app-shell.library-shell .main-app{margin-left:64px;width:calc(100% - 64px)}}.account-form>label{margin-bottom:0}.moon-library .tags-edit{min-height:20px}.moon-library .note-inline{height:20px;min-height:20px}.moon-library td{height:40px;padding-top:8px;padding-bottom:8px;vertical-align:middle}@media(min-width:1001px){.library-navigation{width:17vw}.app-shell.library-shell .main-app{margin-left:17vw;width:83vw}}.marketing-hero h1{font-weight:500}.landing-page section[id]{scroll-margin-top:90px}.mobile-menu-wrap{display:none}.demo-controls [role=tab]{transition:background-color .15s ease,color .15s ease,box-shadow .15s ease}.demo-controls [role=tab]:focus-visible{outline:2px solid #c5b5f1;outline-offset:4px}.demo-frame:focus-visible{outline:2px solid #c5b5f1;outline-offset:4px}@media(max-width:700px){.mobile-menu-wrap{display:inline-flex}.marketing-nav nav.is-open{animation:marketing-menu-enter .15s ease-out}.marketing-nav nav.is-open a{padding:8px 4px;min-height:36px}}@keyframes marketing-menu-enter{0%{opacity:0;translate:0 -5px}to{opacity:1;translate:0 0}}@media(prefers-reduced-motion:reduce){.marketing-nav nav.is-open{animation:none}.demo-controls [role=tab]{transition:none}}@supports (interpolate-size:allow-keywords){.marketing-faq details::details-content{interpolate-size:allow-keywords;height:0;overflow:clip;transition:height .2s ease,content-visibility .2s allow-discrete}.marketing-faq details[open]::details-content{height:auto}}@media(prefers-reduced-motion:reduce){.marketing-faq details::details-content{transition:none!important}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,math,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.19.1"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{font-family:Arial,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;color:#25252b;background:#fff;font-size:14px;font-synthesis:none;--bg: #fff;--soft: #f6f6f8;--stage: #eeeef2;--text: #25252b;--muted: #8b91a0;--border: #e4e4e9;--primary: #665678;--ai-font: 15px;--tr-font: 17px;color-scheme:light}:root[data-theme=dark]{--bg: #202125;--soft: #292a30;--stage: #14151a;--text: #e3e4ea;--muted: #9a9dac;--border: #3c3d47;--primary: #b29dc9;color-scheme:dark;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit;color:inherit}button,a,summary,input,select,textarea{-webkit-tap-highlight-color:transparent}button{border:0;background:transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:5px;border-radius:7px;min-height:32px;padding:6px 9px;white-space:nowrap;transition:background .12s,color .12s}button:hover{background:var(--soft)}button:disabled{cursor:wait;opacity:.5}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid #a99ac5;outline-offset:2px}button svg{flex-shrink:0;color:inherit}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select{border:1px solid var(--border);border-radius:6px;background:var(--bg);padding:8px 10px;min-width:0}input:focus,textarea:focus,select:focus{outline:2px solid #d0c6df;outline-offset:0}input[type=checkbox]{accent-color:var(--primary);width:15px;height:15px;flex:none}textarea{resize:vertical;line-height:1.7}select{cursor:pointer;max-width:100%}hr{border:0;border-top:1px solid var(--border);margin:10px 4px}h1,h2,h3,h4,p{margin-top:0}h1{font-size:28px;font-weight:600;line-height:1.35}h2{font-size:20px;font-weight:600}h3{font-size:16px;line-height:1.5}p{line-height:1.75}label{display:block;margin-bottom:20px;font-weight:500}label input:not([type=checkbox]):not([type=range]),label select,label textarea{display:block;width:100%;margin-top:8px}label .row{margin-top:9px}.muted{color:var(--muted)}small{font-size:12px;line-height:1.5}.row{display:flex;align-items:center;gap:9px;min-width:0}.row>input{flex:1}.row.wrap{flex-wrap:wrap}.row>small:last-child{margin-left:auto}.primary{background:var(--primary);color:#fff;font-weight:500;padding:9px 17px}.primary:hover{background:#584966}.bordered{border:1px solid var(--border);background:var(--bg);padding:8px 13px}.active{background:var(--soft);color:var(--primary)}.full{width:100%}.link{color:var(--primary)}.chip{border:1px solid var(--border);border-radius:20px;padding:4px 10px;font-size:12px;min-height:27px}.chip.active{background:var(--primary);color:var(--bg);border-color:var(--primary)}.tag{display:inline-flex;align-items:center;border-radius:4px;background:var(--soft);padding:3px 7px;font-size:12px;color:var(--primary);margin-right:4px;white-space:nowrap}.eyebrow{font-size:12px;color:var(--muted);display:block;margin-bottom:9px}.tabs{display:flex;align-items:center;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px}.tabs button{padding:12px 18px;border-radius:0;position:relative}.tabs button.active{color:var(--primary);background:transparent}.tabs button.active:after{content:"";position:absolute;bottom:0;left:12px;right:12px;height:2px;background:var(--primary)}.tabs.small{gap:0}.tabs.small button{padding:8px 9px}.error{color:#b95555}.success{color:#45804c}.beta{font-size:10px;background:#f1edf5;border-radius:4px;color:#8d829c;padding:1px 4px}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:60px 22px;text-align:center;min-height:200px;color:var(--muted)}.empty h3{color:var(--text);margin:4px 0}.empty p{max-width:360px;margin:0 0 12px}.empty svg{color:#aaa4b6}.app-shell{display:flex;min-height:100dvh;background:var(--bg)}.app-nav{position:fixed;inset:0 auto 0 0;width:56px;background:var(--bg);border-right:1px solid var(--border);z-index:30;display:flex;flex-direction:column}.app-nav header{height:54px;display:flex;align-items:center;gap:6px;padding:6px}.app-nav header>button{width:42px;height:38px}.app-nav nav{display:flex;flex-direction:column;gap:4px;padding:7px}.app-nav nav>button{justify-content:flex-start;height:39px;color:#7c8291;gap:13px}.app-nav footer{margin-top:auto;border-top:1px solid var(--border);display:flex;flex-direction:column;padding:8px;gap:6px}.app-nav footer button{justify-content:flex-start;gap:13px;color:#7c8291}.nav-expanded .app-nav{width:240px}.nav-content{overflow:auto;flex:1;padding:10px}.section-label{font-size:12px;color:var(--muted);margin:18px 6px 10px;justify-content:space-between}.folder-row{display:flex;align-items:center}.folder-row button:first-child{justify-content:flex-start;flex:1;min-width:0;white-space:normal;text-align:left}.folder-row button:last-child{opacity:0}.folder-row:hover button:last-child{opacity:1}.recent-paper{display:flex;width:100%;white-space:normal;font-size:12px;text-align:left;justify-content:flex-start;line-height:1.5;margin-bottom:4px}.main-app{margin-left:56px;min-width:0;flex:1}.nav-expanded .main-app{margin-left:240px}.welcome{max-width:1250px;margin:auto;padding:0 44px 50px}.site-head{display:flex;justify-content:space-between;align-items:center;height:76px}.site-head strong{font-size:20px}.site-head .row{gap:25px}.welcome>section:first-of-type{max-width:660px;text-align:center;margin:58px auto}.welcome h1{font-size:40px;letter-spacing:-1px;margin:20px 0 14px}.upload-card{border:1px solid var(--border);border-radius:16px;padding:35px;margin:35px 0 0;display:flex;flex-direction:column;align-items:center;background:var(--bg);box-shadow:0 8px 24px #25202d04}.upload-card>svg{color:#92869e;margin-bottom:18px}.upload-card .link{margin-top:12px;font-size:12px}.recent-home{max-width:900px;margin:auto}.paper-card{padding:16px 0;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;color:var(--text)}.paper-card small{margin-left:auto;color:var(--muted)}.page-head{display:flex;align-items:center;justify-content:space-between;padding:30px 0 18px}.page-head h1{margin:0}.page-head p{margin:8px 0}.library,.explore{padding:0 36px 36px;max-width:1600px;margin:auto}.library-tools{display:flex;align-items:center;gap:12px;margin:18px 0 24px}.search-box{display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:7px;background:var(--bg);padding:0 10px;color:var(--muted);min-width:0;flex:1}.search-box input{border:0;outline:0;width:100%;background:transparent;box-shadow:none;padding:10px 0}.search-box input:focus{outline:0}.library-tools details{position:relative}.library-tools summary{cursor:pointer;list-style:none;padding:7px;border:1px solid var(--border);border-radius:6px;white-space:nowrap}.field-menu{position:absolute;right:0;top:40px;display:grid;grid-template-columns:1fr 1fr;gap:10px;background:var(--bg);border:1px solid var(--border);border-radius:9px;box-shadow:0 10px 25px #0001;padding:18px;width:260px;z-index:5}.field-menu label{display:flex;align-items:center;gap:7px;margin:0;font-weight:400;font-size:12px}.table-wrap{overflow:auto;border-block:1px solid var(--border)}table{border-collapse:collapse;width:100%;text-align:left;font-size:13px}th{background:var(--soft);font-size:12px;font-weight:500;color:#8b91a0}td,th{border-bottom:1px solid var(--border);padding:13px 12px;vertical-align:top}th:first-child,td:first-child{width:35px}tr:last-child td{border-bottom:0}.title-cell{min-width:290px;width:42%}.paper-title{white-space:normal;text-align:left;justify-content:flex-start;font-weight:500;line-height:1.5;padding:0;min-height:25px}.paper-title svg{color:#9c95a8}.stars{display:flex;padding-top:3px}.stars button{padding:1px;min-height:18px}.authors{min-width:150px;max-width:230px;font-size:12px}.tags-edit{white-space:normal;justify-content:flex-start;flex-wrap:wrap;font-size:12px;padding:0}.snippets{margin-top:10px;color:var(--muted);font-size:12px}.snippets p{margin-bottom:7px}.snippets input{width:100%}.bulk-bar{display:flex;gap:10px;align-items:center;padding:9px 12px;border:1px solid var(--border);border-radius:7px;background:var(--soft);margin-bottom:14px;flex-wrap:wrap}.bulk-bar strong{font-size:12px;margin-right:auto}.pagination{display:flex;justify-content:space-between;align-items:center;margin-top:20px;font-size:12px}.pagination select{font-size:12px}.explore-search{max-width:800px;margin:15px 0 25px}.explore-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(390px,1fr));gap:20px;margin-top:25px}.explore-list article{border:1px solid var(--border);border-radius:10px;padding:22px}.explore-list h2{font-size:18px;line-height:1.5;margin:13px 0 8px}.explore-list article>p:last-of-type{font-size:13px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:clip}.explore-list a{display:inline-flex;gap:5px;font-size:12px}.reader{height:100dvh;display:flex;flex-direction:column;position:relative}.reader-toolbar{height:54px;flex:0 0 54px;border-bottom:1px solid var(--border);background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:15;overflow:auto}.toolbar-controls{display:flex;align-items:center;gap:3px;padding:0 14px;white-space:nowrap}.toolbar-controls button{font-size:12px;gap:5px;padding:7px 8px;min-height:32px}.toolbar-controls select{padding:7px 8px;font-size:12px;width:105px}.toolbar-sep{height:24px;width:1px;background:var(--border);margin:0 5px}.page-control{border:1px solid var(--border);border-radius:6px;display:flex;align-items:center;margin:0;padding:0 7px;font-size:12px;height:34px}.page-control input{border:0;width:32px;text-align:center;padding:6px 0;font-size:12px;margin:0!important;appearance:textfield;-moz-appearance:textfield}.page-control input::-webkit-inner-spin-button{display:none}.page-control input:focus{outline:0}.page-control span{white-space:nowrap;color:var(--muted)}.account-chip{border:1px solid var(--border);border-radius:20px;margin-left:5px}.reader-body{display:flex;flex:1;min-height:0;min-width:0}.outline{width:208px;flex:0 0 208px;overflow:auto;background:var(--stage);padding:16px 5px}.outline header{display:flex;justify-content:space-between;padding:0 6px 12px}.outline button{display:flex;justify-content:flex-start;width:100%;text-align:left;white-space:normal;line-height:1.5;font-size:13px;padding-block:9px}.outline header button{width:auto}.document-area{flex:1;min-width:0;position:relative;background:var(--stage)}.pdf-scroller{height:100%;width:100%;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.pages-stack{width:max-content;min-width:100%;padding:0 40px 20px}.page-row{display:flex;justify-content:center;margin:0 auto 12px;gap:0}.pdf-with-tools{position:relative;flex-shrink:0}.pdf-page{position:relative;background:#fff;color:#000;margin:0 auto;isolation:isolate;box-shadow:0 0 1px #ccc;flex-shrink:0}.pdf-page canvas{display:block;position:absolute;inset:0;max-width:none}.pdf-page .textLayer{z-index:2;position:absolute;inset:0;overflow:clip;line-height:1;text-size-adjust:none;transform-origin:0 0}.pdf-page .textLayer span,.pdf-page .textLayer br{position:absolute;color:transparent;white-space:pre;cursor:text;transform-origin:0 0;-webkit-user-select:text;user-select:text}.pdf-page .textLayer ::selection{background:#8474e966}.pdf-page .textLayer .search-hit{background:#f6da4c88}.page-placeholder{position:absolute;inset:40% 0 auto;text-align:center;color:#bbb;font-size:14px}.mark-layer{position:absolute;inset:0;pointer-events:none;z-index:1;mix-blend-mode:multiply}.mark-layer button{position:absolute;border-radius:0;min-height:0;padding:0;opacity:.55;pointer-events:none}.page-translate-tools{position:absolute;top:24px;right:-50px;width:50px;padding:10px 4px;background:var(--bg);border-radius:0 12px 12px 0;border:1px solid var(--border);border-left:0;z-index:3;display:flex;align-items:center;flex-direction:column;gap:6px}.page-translate-tools>button:first-child{flex-direction:column;line-height:1.35;font-size:12px;padding:6px 4px}.page-translate-tools small{font-size:10px;color:var(--muted)}.page-translate-tools hr{width:22px;margin:3px}.tiny-primary{font-size:10px;background:#131e2b;color:#fff;border-radius:4px;min-height:22px;padding:2px 4px}.translation-column{flex:0 0 340px;width:340px;padding:15px 14px;line-height:1.8;background:var(--bg);border-left:1px dashed var(--border);max-height:1100px;overflow:auto;margin-left:50px;font-size:var(--tr-font)}.translation-column>header{display:flex;align-items:center;gap:4px;margin-bottom:12px;font-size:13px}.translation-column header span{margin-right:auto}.translation-block{padding:3px 0;cursor:pointer;border-radius:4px}.translation-block:hover{background:var(--soft)}.translation-block p{margin:0 0 10px}.region-mode,.region-mode .textLayer span{cursor:crosshair}.region-selection{position:absolute;border:1px dashed var(--primary);background:#aa99dd26;z-index:6;pointer-events:none}.explanation-anchor{position:absolute;left:-60px;max-width:220px;font-size:11px;background:var(--bg);border:1px solid var(--border);border-radius:13px;box-shadow:0 5px 15px #0002;z-index:4;min-height:32px;padding:6px 12px;color:var(--text);overflow:clip;text-overflow:ellipsis}.explanation-anchor span{color:var(--primary)}.reader-panel{background:var(--bg);display:flex;flex-direction:column;min-width:300px;max-width:650px;flex-shrink:0;min-height:0}.panel-header{height:52px;display:flex;align-items:center;justify-content:space-between;padding:9px 15px;flex-shrink:0;font-size:13px}.panel-header>div{display:flex}.panel-header button{padding:5px;min-height:26px;color:var(--muted)}.panel-content{padding:8px 16px 24px;overflow:auto;flex:1;overscroll-behavior:contain;font-size:var(--ai-font)}.panel-content>.empty{padding:65px 10px}.resize-handle{width:4px;flex:0 0 4px;cursor:col-resize;border-left:1px solid var(--border);background:var(--soft)}.resize-handle:hover{background:#c2b4d1}.tool-rail{width:48px;flex:0 0 48px;border-left:1px solid var(--border);display:flex;align-items:center;flex-direction:column;gap:11px;padding:14px 4px;background:var(--bg)}.tool-rail button{width:36px;height:36px;color:#6f727b;padding:8px}.tool-rail button.active{border:1px solid #d3cfda;background:var(--soft);color:var(--primary)}.tool-rail hr{width:26px;margin:0}.ai-section{margin:0 0 23px}.ai-section>header{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.ai-section header>button{font-size:13px;font-weight:600;padding:3px 0;gap:6px}.ai-section header>div{display:flex}.ai-section header>div>button{padding:4px;color:#b1b3bc;min-height:24px}.ai-section header>div>button svg{width:14px}.ai-section>ol{padding-left:24px;line-height:1.9;margin:0}.ai-section>ol li{padding-left:4px;margin-bottom:10px}.ai-section .markdown p{margin-bottom:10px}.ai-section .markdown{font-size:var(--ai-font)}.keywords{display:flex;flex-wrap:wrap;gap:7px;padding-left:9px}.keywords button{background:var(--soft);border-radius:18px;min-height:27px;padding:3px 11px;font-size:13px;white-space:normal;text-align:left}.thread-control select{flex:1;width:100%;font-size:12px}.thread-control button{padding:3px}.messages{padding-top:15px}.message{margin-bottom:18px;line-height:1.8;overflow-wrap:anywhere}.message.user{position:relative;background:#0b0b0c;color:#fff;border-radius:8px;padding:10px 12px;width:fit-content;max-width:calc(100% - 25px);margin-left:auto;margin-bottom:42px}.message.user>button{position:absolute;right:0;bottom:-30px;color:var(--muted)}.message.user p:last-child{margin:0}.message>button{color:var(--muted);padding:2px;min-height:24px}.message>button svg{width:13px}.chat-composer{padding:12px 13px;border-top:1px solid var(--border);background:var(--bg);font-size:12px}.suggestions{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:10px}.suggestions button{padding:4px 8px;font-size:11px;color:#6f7380}.chat-composer form{border:1px solid #d7d5df;border-radius:12px;padding:8px 10px}.chat-composer textarea{width:100%;border:0;resize:none;padding:5px;font-size:14px;line-height:1.65;background:transparent}.chat-composer textarea:focus{outline:0}.chat-composer form .row{gap:4px;flex-wrap:wrap}.chat-composer .chip{font-size:10px;color:#83808a;padding:3px 7px}.model-label{max-width:130px;overflow:clip;text-overflow:ellipsis;font-size:10px;color:var(--muted)}.send{border-radius:50%;background:var(--soft);margin-left:auto;width:30px;height:30px;min-height:30px;padding:5px;color:var(--muted)}.markdown{line-height:1.8;overflow-wrap:anywhere}.markdown p{margin-bottom:12px}.markdown h1,.markdown h2{font-size:18px;margin:20px 0 10px}.markdown h3{font-size:16px;margin:17px 0 8px}.markdown ul,.markdown ol{padding-left:23px}.markdown li{margin-bottom:7px}.markdown pre{background:var(--soft);padding:12px;border-radius:7px;overflow:auto;font-size:12px;white-space:pre-wrap}.markdown code{font-size:.9em;background:var(--soft);padding:2px 4px;border-radius:4px}.markdown blockquote{margin:12px 0;padding-left:12px;border-left:3px solid #b7a9cb;color:var(--muted)}.markdown table{display:block;overflow:auto;font-size:12px;margin:10px 0}.markdown th,.markdown td{padding:7px}.katex-display{overflow:auto;padding:5px 0}.selection-menu{position:fixed;width:292px;z-index:60;background:var(--bg);border:1px solid #dad8e0;border-radius:12px;box-shadow:0 12px 40px #0002;padding:6px}.selection-menu>button,.highlight-choice{display:flex;justify-content:flex-start;width:100%;gap:10px;height:38px;padding:7px 10px;font-size:13px;border-radius:7px}.selection-menu kbd{margin-left:auto;background:var(--soft);border-radius:4px;color:#a8a8b2;font:11px Arial;padding:4px 5px}.highlight-choice{align-items:center;gap:6px}.color-dot{width:16px;height:16px;border-radius:50%;border:1px solid #dcd9e0;min-height:16px;padding:0;flex-shrink:0}.color-dot.chosen{outline:2px solid var(--primary);outline-offset:2px}.highlight-choice>svg{margin-right:4px}.floating-explanation{position:absolute;width:450px;max-width:calc(100% - 25px);height:490px;max-height:calc(100% - 50px);resize:both;overflow:auto;z-index:12;border:1px solid #dedbe4;background:var(--bg);border-radius:12px;box-shadow:0 12px 35px #0002;display:flex;flex-direction:column;min-width:280px;min-height:200px}.floating-explanation>header{display:flex;align-items:center;justify-content:space-between;padding:8px 9px;border-bottom:1px solid var(--border);cursor:move;flex-shrink:0}.floating-explanation header strong{display:flex;align-items:center;gap:6px;font-size:12px;min-width:0;overflow:clip;text-overflow:ellipsis;white-space:nowrap}.floating-explanation header>div{display:flex}.floating-explanation header button{padding:3px;color:#9d9ba8;min-height:23px}.floating-explanation header svg{width:14px}.explanation-body{overflow:auto;padding:18px 16px;font-size:var(--ai-font);flex:1}.floating-explanation form{display:flex;align-items:center;padding:7px;border-top:1px solid var(--border)}.floating-explanation form input{width:100%;border:0;font-size:12px}.floating-explanation form input:focus{outline:0}.floating-explanation form button{border-radius:50%;background:var(--soft);width:28px;min-height:28px}.record{padding:17px 0;border-bottom:1px solid var(--border);font-size:13px}.record header{display:flex;justify-content:space-between;align-items:center;color:var(--muted)}.record header button{min-height:24px;padding:4px}.record-source{display:block;white-space:normal;text-align:left;padding:9px 0;font-weight:500;line-height:1.7;width:100%}.record>p{margin:8px 0 0}.record .markdown{max-height:260px;overflow:auto}.record small{font-size:11px}.filter-line{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-bottom:15px}.filter-line select{font-size:11px;padding:5px}.export-records{display:block;text-align:center;padding:20px;font-size:12px}.quiz{padding-top:25px;font-size:13px}.quiz h3{font-size:15px;margin:17px 0}.quiz progress{width:100%;height:4px;accent-color:var(--primary)}.quiz-option{display:flex;width:100%;white-space:normal;text-align:left;justify-content:flex-start;border:1px solid var(--border);background:var(--soft);padding:12px;border-radius:6px;margin-bottom:10px;line-height:1.5}.quiz-option.selected{border-color:var(--primary);background:#d4c7e933}.quiz-option.correct{border-color:#75ad80;background:#b5e1be44}.quiz-option:disabled{cursor:default;opacity:1}.quiz .row:last-child{justify-content:space-between;margin-top:20px}.hint{padding:12px;background:var(--soft);border-radius:7px;font-size:13px}.answer-feedback{border-left:3px solid #9b8ab0;padding:9px 12px;margin-top:18px;font-size:13px}.answer-feedback strong{font-size:14px}.notes-editor{height:100%;display:flex;flex-direction:column}.notes-toolbar{display:flex;flex-wrap:wrap;border-bottom:1px solid var(--border);padding-bottom:8px}.notes-toolbar button{padding:5px}.notes-editor .tiptap{min-height:350px;outline:0;line-height:1.8;padding:18px 0;font-size:var(--ai-font);overflow-wrap:anywhere}.notes-editor .tiptap p.is-editor-empty:first-child:before{color:#aaa;content:attr(data-placeholder);float:left;height:0;pointer-events:none}.notes-editor pre{padding:12px;background:var(--soft);border-radius:7px}.notes-editor .tiptap p{margin:0 0 12px}.notes-editor footer{display:flex;justify-content:space-between;border-top:1px solid var(--border);padding-top:12px;font-size:12px}.citation-card{padding:20px 0;border-bottom:1px solid var(--border);font-size:12px}.citation-card h4{font-size:14px;line-height:1.5;margin-bottom:7px}.citation-card p{margin-bottom:6px}.citation-card .row{margin-top:10px;justify-content:space-between}.citation-format{margin:20px 0}.citation-format pre{font-size:12px;white-space:pre-wrap;line-height:1.7;overflow-wrap:anywhere;background:var(--soft);padding:12px;border-radius:7px;max-height:200px;overflow:auto}.citation-format select{font-size:12px;text-transform:uppercase;flex:1}.job-status{position:fixed;bottom:18px;left:calc(50% - 170px);z-index:70;background:var(--bg);border:1px solid var(--border);border-radius:10px;box-shadow:0 5px 25px #0002;padding:9px 12px;display:flex;gap:10px;align-items:center;font-size:12px;max-width:90%}.job-status progress{width:70px;height:5px;accent-color:var(--primary)}.spinner{width:14px;height:14px;border-radius:50%;border:2px solid var(--border);border-top-color:var(--primary);animation:spin 1s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);max-width:700px;width:max-content;max-width:90%;background:#28252e;color:#fff;padding:11px 15px;border-radius:10px;box-shadow:0 6px 30px #0002;z-index:100;display:flex;align-items:center;gap:10px;line-height:1.6;font-size:13px}.toast button{color:#d8d3df;min-height:24px;padding:3px}dialog{padding:0;border:1px solid var(--border);border-radius:13px;background:var(--bg);color:var(--text);width:min(520px,92dvw);max-height:88dvh;box-shadow:0 20px 70px #0003}dialog:modal{overscroll-behavior:contain}dialog::backdrop{background:#14121c70;overflow:hidden;overscroll-behavior:contain}dialog.wide{width:min(900px,94dvw)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:2}.modal-head h2{font-size:17px;margin:0}.modal-head button{padding:4px;min-height:26px;color:var(--muted)}.form-body{padding:24px}.form-body>input{width:100%;margin-bottom:20px}.form-body>p{font-size:13px}.drop-area{display:flex;align-items:center;flex-direction:column;border:1px dashed #b5aabd;border-radius:10px;padding:30px 18px;gap:14px;position:relative;cursor:pointer}.drop-area span{font-size:12px;color:var(--muted)}.drop-area input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0!important}.separator{display:flex;align-items:center;gap:12px;margin:22px 0;color:var(--muted);font-size:12px}.separator:before,.separator:after{content:"";flex:1;border-top:1px solid var(--border)}.settings-layout{display:flex;min-height:500px}.settings-layout nav{flex:0 0 170px;border-right:1px solid var(--border);padding:16px 10px;background:var(--soft)}.settings-layout nav button{display:flex;width:100%;justify-content:flex-start;padding:11px 14px;margin-bottom:4px;font-size:13px}.settings-body{padding:25px 30px;flex:1;min-width:0;max-height:70dvh;overflow:auto;font-size:13px}.settings-body h3{font-size:18px}.settings-body footer{margin-top:30px;display:flex;justify-content:flex-end}.settings-body label input[type=range]{display:block;width:100%;accent-color:var(--primary);margin:12px 0}.checkbox-row{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:400;line-height:1.6}.export-list>a{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border);font-size:13px}.export-list>button{display:flex;width:100%;justify-content:flex-start;margin-top:10px}.search-result{display:block;width:100%;white-space:normal;text-align:left;border-bottom:1px solid var(--border);padding:15px 0}.search-result small{color:var(--primary)}.search-result p{font-size:12px;color:var(--muted);margin:7px 0}.pdf-compare{display:flex;height:65dvh;gap:8px;padding:0 15px 15px}.pdf-compare iframe{flex:1;width:45%;border:1px solid var(--border);background:var(--stage)}.layout-controls{padding:10px 20px}.layout-controls a{margin-left:auto;font-size:12px}.reader.panel-bottom .reader-body{flex-wrap:wrap;position:relative}.reader.panel-bottom .document-area{height:calc(100% - 310px);flex-basis:calc(100% - 48px)}.reader.panel-bottom .reader-panel{position:absolute;inset:auto 48px 0 0;height:310px;width:auto!important;max-width:none;min-width:0;border-top:1px solid var(--border)}.reader.panel-bottom .reader-panel .panel-content{padding-right:360px}.reader.panel-bottom .chat-composer{position:absolute;bottom:0;right:0;width:340px;height:255px}.reader.panel-bottom .resize-handle{display:none}@media(max-width:1200px){.toolbar-controls button{font-size:11px;padding:6px}.account-chip{display:none}.outline{width:175px;flex-basis:175px}.toolbar-controls{padding:0 5px}.reader-panel{width:340px!important}.welcome{padding-inline:28px}.library,.explore{padding-inline:24px}}@media(max-width:850px){.reader-panel{position:absolute;right:48px;top:54px;bottom:0;z-index:10;width:min(400px,calc(100dvw - 110px))!important;box-shadow:-10px 0 30px #0001;min-width:260px}.resize-handle{display:none}.outline{position:absolute;left:0;top:54px;bottom:0;z-index:10;box-shadow:10px 0 20px #0001}.reader-toolbar{justify-content:flex-start}.toolbar-controls button{font-size:0}.toolbar-controls button svg{width:17px}.toolbar-controls button small{display:none}.toolbar-sep{margin:0 2px}.library,.explore{padding-inline:18px}.library-tools{flex-wrap:wrap}.library-tools .search-box{flex-basis:100%}.welcome h1{font-size:32px}.site-head{height:65px}.site-head .row{gap:10px;font-size:12px}.site-head .row>a:first-child{display:none}.recent-home .paper-card{align-items:flex-start}.paper-card small{display:none}.settings-layout nav{flex-basis:120px;padding:12px 6px}.settings-layout nav button{padding:9px 5px;font-size:12px}.settings-body{padding:20px 15px}.settings-body .row{flex-wrap:wrap}.explore-list{grid-template-columns:1fr}.floating-explanation{width:360px}.chat-composer .model-label{max-width:100px}.nav-expanded .main-app{margin-left:56px}.nav-expanded .app-nav{box-shadow:10px 0 30px #0001}.page-head{gap:10px}.page-head h1{font-size:25px}.page-head button{font-size:12px}.main-app .welcome{padding:0 17px}.welcome>section:first-of-type{margin-top:38px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.section-preview{max-height:112px;overflow:clip;position:relative}.section-preview>ol{margin:0;padding-left:24px;line-height:1.65}.section-preview>ol li{margin-bottom:10px;padding-left:4px}.section-preview:after{content:"";position:absolute;inset:auto 0 0;height:30px;background:linear-gradient(transparent,var(--bg));pointer-events:none}.show-all{display:flex;margin-left:auto;font-size:10px;border:1px solid var(--border);border-radius:15px;padding:3px 9px;min-height:22px;color:var(--muted);margin-top:4px}.keywords button{max-width:100%;overflow:clip;text-overflow:ellipsis;white-space:nowrap}.notes-editor .tiptap{font-size:var(--ai-font)}.infographic{border:1px solid var(--border);border-radius:9px;padding:14px;margin:14px 0;background:var(--soft)}.infographic>div{overflow:auto}.infographic svg{max-width:100%;height:auto;display:block;margin:auto}.infographic h3{font-size:15px}.pdf-links{position:absolute;inset:0;pointer-events:none;z-index:3}.pdf-link{position:absolute;pointer-events:auto;border:0;background:transparent;border-radius:0;min-height:0;padding:0}.pdf-link:hover{background:#bba9e644;outline:1px solid #8c79a8}.region-mode .pdf-links{display:none}fieldset{border:0;margin:0 0 20px;padding:0}legend{padding:0 0 10px;font-weight:500;font-size:13px}.selection-menu{max-height:calc(100dvh - 80px);overflow:auto}.selection-menu>select{font-size:11px;padding:4px 7px;margin:3px 8px;width:calc(100% - 16px);color:var(--muted)}.pdf-page .textLayer{z-index:3}.pdf-page .textLayer.selectionRendering ::selection{background:transparent;color:transparent}.source-layer{position:absolute;inset:0;z-index:2;pointer-events:none;mix-blend-mode:multiply}.source-layer>div{position:absolute;border-radius:2px}.sentence-hover{background:#696c7326;transition:opacity .1s ease}.source-selection{background:#a38fed75}.source-region{outline:1px dashed #a9a5b1;background:#9187a90d}.explanation-connector{position:absolute;height:0;border-top:1.5px dashed #8d8b96;transform-origin:0 0;pointer-events:none;z-index:11}.pin-connector{z-index:4}.explanation-anchor{display:flex;align-items:center;gap:6px;height:36px;min-height:36px;width:max-content;border-radius:15px;padding:7px 12px;white-space:nowrap;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;overflow:visible}.explanation-anchor>span{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.explanation-anchor>svg{flex-shrink:0;color:#76737e}.explanation-anchor.dragging,.floating-explanation.dragging>header{cursor:grabbing}.floating-explanation{border-radius:15px;overflow:hidden;min-width:min(280px,calc(100% - 16px));min-height:230px;max-width:calc(100% - 16px);max-height:calc(100% - 16px);transition:opacity .15s ease,translate .15s ease}.floating-explanation>header{min-height:42px;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none}.floating-explanation.closing{opacity:0;translate:0 6px;pointer-events:none}.floating-explanation>header:focus-visible{outline:2px solid var(--primary);outline-offset:-3px}.floating-explanation .explanation-body{padding:16px;overscroll-behavior:contain}.floating-explanation .markdown{line-height:1.5}.floating-explanation>form{border:1px solid #d7d5df;border-radius:12px;padding:7px 10px;margin:6px 10px 10px;min-height:42px;flex-shrink:0}.floating-explanation form input{background:transparent;min-width:0}.explanation-questions{border-top:3px solid #d9dfe5;margin-top:24px;padding-top:16px}.explanation-questions ol{padding-left:24px;margin:0}.explanation-questions li{padding-left:2px;margin-bottom:9px}.explanation-questions button{display:block;width:100%;color:#2475ea;padding:0;text-align:left;font-size:inherit;line-height:1.5;min-height:0;white-space:normal}.explanation-questions button svg{display:inline;margin-right:5px;vertical-align:-2px;color:#a9afb8}.explanation-questions .markdown{display:inline;font-size:inherit;line-height:inherit}.explanation-questions button:hover{background:transparent;text-decoration:underline}.inline-explanation-loading{display:flex;gap:10px;align-items:center;justify-content:center;height:200px;font-size:13px;color:var(--muted)}.selection-menu{transition:opacity .12s ease,translate .12s ease}@starting-style{.floating-explanation,.selection-menu{opacity:0;translate:0 6px}}@media(prefers-reduced-motion:reduce){.floating-explanation,.selection-menu,.sentence-hover{transition:none;translate:none}}.page-row{justify-content:flex-start;margin-inline:0}.translation-column{margin-left:0}.pages-stack{padding-block-start:0}.outline{width:200px;flex-basis:200px}.tool-rail{width:54px;flex-basis:54px}.resize-handle{width:2px;flex-basis:2px}.translation-column{width:390px;flex-basis:390px}.reader.panel-bottom .document-area{flex-basis:calc(100% - 54px)}.reader.panel-bottom .reader-panel{right:54px}@media(max-width:850px){.reader-panel{right:54px}}.ai-panel>.panel-header{display:none}.ai-panel>.panel-content{padding-top:12px}.ai-section>header>button{font-size:15px}.keywords button{font-size:16px}.ai-section:first-of-type .section-preview{max-height:90px}.figure-zone{position:absolute;z-index:6;outline:1px dashed transparent;pointer-events:auto;border-radius:0}.figure-zone:hover,.figure-zone:focus-within,.figure-zone:focus-visible{outline-color:#d1d1d8}.figure-actions{position:absolute;bottom:3px;right:3px;display:flex;align-items:center;background:var(--bg);box-shadow:0 2px 5px #0002;border-radius:5px;opacity:0;visibility:hidden;transition:opacity .14s}.figure-zone:hover .figure-actions,.figure-zone:focus-within .figure-actions,.figure-zone:focus-visible .figure-actions{opacity:1;visibility:visible}.figure-actions button{font-size:12px;min-height:27px;padding:3px 5px;gap:4px;white-space:nowrap}.figure-actions button:first-child{font-weight:600}.figure-actions kbd{font-style:italic;color:var(--muted);font-size:12px;background:none}.figure-dismiss{position:absolute;top:-7px;right:-7px;background:var(--bg);border:1px solid var(--border);border-radius:50%;min-height:15px!important;width:15px;height:15px;padding:1px;opacity:0;visibility:hidden;color:var(--muted)}.figure-dismiss svg{width:11px;height:11px}.figure-zone:hover .figure-dismiss,.figure-zone:focus-within .figure-dismiss{opacity:1;visibility:visible}.annotation-tag{position:absolute;transform:translateY(-100%);font:10px/1.4 sans-serif;padding:1px 4px;border-radius:4px;color:#333;background:#fdd;z-index:1}.annotation-tag.method{background:#d7ffd2}.annotation-tag.result{background:#d4d0ff}.tool-rail{position:relative;z-index:21}.tool-rail>button{position:relative;flex-shrink:0}.rail-count{position:absolute;right:-3px;top:-2px;min-width:14px;height:14px;display:grid;place-items:center;border-radius:10px;background:#161616;color:#fff;font-size:9px;font-weight:600;padding:0 3px;border:1px solid var(--bg)}.rail-flyout{position:absolute;top:0;right:0;width:222px;max-width:calc(100vw - 56px);height:100%;background:var(--bg);box-shadow:-5px 0 18px #0000000b;border-left:1px solid var(--border);padding:12px 8px;transform:translate(12px);opacity:0;visibility:hidden;pointer-events:none;transition:transform .18s ease,opacity .18s,visibility .18s;overflow:auto}.tool-rail:not(.rail-suppressed):hover .rail-flyout,.tool-rail:not(.rail-suppressed):has(:focus-visible) .rail-flyout{transform:translate(0);opacity:1;visibility:visible;pointer-events:auto}.rail-flyout button{width:100%;height:auto;min-height:43px;display:flex;align-items:center;justify-content:flex-start;padding:10px 12px;gap:14px;color:var(--text);font-size:14px;text-align:left;border:0!important}.rail-flyout button svg{flex:none}.rail-flyout button.active{background:var(--soft);color:var(--text)}.rail-flyout .rail-flyout-header{color:var(--muted);font-size:13px}.rail-flyout>hr{width:auto;margin:6px 0}.rail-ai-details{display:flex;align-items:flex-start;flex-direction:column;gap:4px;margin-top:12px;color:var(--muted);font-size:11px}.rail-ai-details>span{border:1px solid var(--border);border-radius:20px;padding:1px 7px;line-height:1.4}.flyout-count{margin-left:auto;background:#1d1d1d;color:#fff;border-radius:12px;padding:0 5px;font-size:10px}.app-nav{transition:width .18s ease;overflow:hidden}.nav-expanded .app-nav{width:240px;box-shadow:5px 0 18px #00000009}.nav-peek .main-app{margin-left:56px}.nav-expanded .app-nav header{white-space:nowrap}.nav-content{min-width:218px}.nav-expanded .app-nav nav>button{white-space:nowrap}.app-nav .section-label{margin-top:22px}.related-preview{width:100%;border:1px solid var(--border);border-radius:12px;box-shadow:0 2px 4px #00000008;padding:12px;display:flex;align-items:flex-start;flex-direction:column;gap:6px;text-align:left;white-space:normal}.related-preview .recommendation-badge{font-size:10px;background:#f5f2ff;border:1px solid #ded5ff;color:#625274;padding:2px 6px;border-radius:4px}.related-preview>strong{font-size:13px;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.related-preview>span:not(.recommendation-badge){font-size:11px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-preview small{font-size:11px;color:var(--muted);display:flex;align-items:center}.related-preview small:last-child{margin-top:4px}.related-empty{padding:10px;font-size:11px;color:var(--muted)}.nav-segments{display:flex;background:var(--soft);border-radius:9px;padding:3px;margin-bottom:7px}.nav-segments button{flex:1;font-size:12px;padding:4px}.nav-segments button.active{background:var(--bg);box-shadow:0 1px 4px #0001;color:var(--text)}.recent-paper{padding:8px;border-radius:9px}.recent-paper>span{min-width:0}.recent-paper strong{font-size:12px;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.recent-paper small{color:var(--muted);font-size:10px;display:block}.related-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}.related-list article{border:1px solid var(--border);border-radius:10px;padding:18px}.related-list article>p{font-size:13px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden}.related-list .row{margin-top:12px;font-size:12px}.highlights-panel .panel-content{padding:0;font-size:14px}.highlights-panel .panel-header{padding:18px 20px}.highlight-filters{padding:10px 20px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:2}.highlight-filters label{display:flex;align-items:center;gap:5px;margin:0;white-space:nowrap;font-weight:500;color:#585b65;font-size:13px}.highlight-filters input[type=checkbox]{appearance:none;display:grid;place-items:center;border:1px solid #a2a5af;border-radius:3px;width:14px;height:14px;padding:0;accent-color:#393b42;background:var(--bg)}.highlight-filters input[type=checkbox]:checked{appearance:auto}.highlight-color-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--border)}.highlight-palette{display:flex;gap:5px}.highlight-swatch{width:24px;height:24px;min-height:24px;border:1px solid #a8a6ad;border-radius:3px;padding:4px;color:#151515;display:grid;place-items:center}.highlight-category-row{display:flex;gap:9px;flex-wrap:wrap;align-items:center;padding:18px 0 20px}.semantic-pill{padding:1px 7px;border:2px solid;border-radius:16px;font-size:12px;line-height:1.6}.semantic-pill.novelty{background:#ffd0d0;border-color:#ffa5a8}.semantic-pill.method{background:#dbffd5;border-color:#88d780}.semantic-pill.result{background:#d5d0ff;border-color:#a69dfc}.highlight-search{border:1px solid #d1d1d8;border-radius:5px;display:flex;align-items:center;gap:7px;padding:0 9px;color:#a2a5af}.highlight-search input{border:0;min-width:0;width:100%;padding:7px 0;background:none;font-size:14px;outline-offset:3px}.highlight-search input:focus{outline:none}.highlight-search:focus-within{outline:2px solid #d0c6df}.highlight-record{padding:20px 16px;border-bottom:1px solid var(--border)}.highlight-record header{display:flex;align-items:center;gap:10px;color:#787b86;font-size:12px;line-height:1.65}.highlight-record header>div{flex:1}.highlight-record header>div strong{margin-left:5px;color:var(--text);font-weight:500}.highlight-record header button{padding:5px;color:#9da3af;min-height:26px}.highlight-avatar{width:33px;height:33px;flex:none;border:2px solid #c1b5db;border-radius:50%;display:grid;place-items:center;color:#484951}.highlight-avatar.novelty{border-color:#ffa5a8}.highlight-avatar.method{border-color:#88d780}.highlight-avatar.result{border-color:#a69dfc}.highlight-source{font-size:16px;line-height:1.65;display:block;text-align:left;white-space:normal;padding:14px 0 0;border-radius:0;overflow-wrap:anywhere;width:100%}.highlight-source:hover{background:none;color:var(--primary)}.highlight-reason{font-size:12px;color:var(--muted);margin:8px 0 0}.layout-reading .pages-stack{padding-top:0}.layout-translated-page{margin-left:24px;flex:none}.layout-view-controls{position:absolute;right:14px;top:12px;z-index:14;display:flex;padding:4px;background:var(--bg);border-radius:7px;box-shadow:0 3px 16px #0002}.layout-view-controls button{font-size:13px;min-height:30px;padding:5px 12px;color:var(--muted)}.layout-view-controls button.active{background:var(--soft);color:var(--text);font-weight:600}.layout-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:var(--stage);z-index:13;color:var(--muted)}.pdf-page[data-readonly] .source-layer{display:none}@media(hover:none){.figure-actions{opacity:1;visibility:visible}.rail-flyout{display:none}.app-nav{transition:none}}@media(prefers-reduced-motion:reduce){.app-nav,.rail-flyout,.figure-actions{transition:none!important}}.rail-flyout{right:47px;width:218px;max-width:calc(100vw - 104px)}.highlight-category-row{gap:6px}.highlight-filters label{gap:4px}.highlight-filters input[type=checkbox]{margin:0}.nav-content>.section-label:first-child{margin-top:8px}.rail-flyout button:has(.rail-ai-details){align-items:flex-start;background:var(--soft);margin-bottom:8px;padding-block:14px}.rail-flyout button:has(.rail-ai-details)>svg{margin-top:2px}.highlight-check{position:relative;display:inline-grid;place-items:center;width:14px;height:14px;flex:none}.highlight-check svg{position:absolute;pointer-events:none;visibility:hidden;color:#34353d}.highlight-check input:checked+svg{visibility:visible}.highlight-filters .highlight-check input:checked{appearance:none;background:var(--bg)}.related-preview{padding:10px;gap:4px}.related-preview>span:not(.recommendation-badge){-webkit-line-clamp:1}.app-nav nav>button[aria-label=已保存]{color:var(--text);font-weight:600}[data-theme=dark] .highlight-filters label{color:var(--text)}.semantic-pill{color:#4d4e55}.highlight-check svg{color:var(--text)}.pdf-scroller{scroll-axis-lock:none;overscroll-behavior:contain}.translation-column{margin-left:0;flex-shrink:0;box-sizing:border-box;padding:10px;line-height:1.75;position:relative}.translation-column>header{position:sticky;top:-10px;z-index:7;background:var(--bg);padding:6px 0 8px;margin-bottom:10px;gap:4px;flex-wrap:wrap;font-size:11px}.translation-column>header>span{font-weight:600;flex:1;text-align:center;margin:0}.translation-column>header>button{width:23px;height:23px;min-height:23px;padding:3px;border:1px solid var(--border);border-radius:5px}.translation-column>header>button svg{width:14px;height:14px}.translation-all-control{display:flex;align-items:center;gap:4px}.translation-all-control small{font-size:9px;color:var(--muted)}.translation-all-control .tiny-primary{font-size:9px;min-height:20px;padding:2px 3px}.translation-column .markdown{font-size:inherit;line-height:1.85;letter-spacing:0;word-break:normal}.translation-column .markdown h1,.translation-column .markdown h2,.translation-column .markdown h3,.translation-column .markdown h4{font-size:1em;font-weight:600;line-height:1.7;margin:12px 0 8px}.translation-column .translation-block{padding:2px 0 10px}.translation-column .translation-block:hover{background:var(--soft)}.translation-column .translation-formula{margin:14px 0 24px;padding:10px 7px;background:#f8f9fa;border-radius:3px;overflow:hidden}.section-explain{position:absolute;z-index:6;min-height:0;padding:3px;border:1px solid #dedde4;border-radius:4px;background:#fff;color:#72747a;display:grid;place-items:center}.section-explain svg{width:100%;height:100%}.section-explain:hover{background:#f4f2f8;color:#625373}.source-comment{position:absolute;background:#f9e58b77;pointer-events:none}.source-citation-region{position:absolute;background:#7af5;outline:1px solid #7aa8f033;pointer-events:none}.grounded-markdown .source-citation{color:#1675ed;font-size:.83em;font-weight:600;white-space:nowrap;cursor:pointer;vertical-align:baseline;text-decoration:none}.grounded-markdown .source-citation:hover{text-decoration:underline;background:#e9f1ff;border-radius:3px}.source-preview-info{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;margin-bottom:12px}.source-preview-info strong{flex:1;min-width:160px}.source-preview-quote{font-size:13px;line-height:1.6;border-left:3px solid #82adf7;padding:8px 12px;background:var(--soft);margin:10px 0;max-height:120px;overflow:auto}.source-preview-scroll{height:60vh;overflow:auto;background:var(--stage);padding:16px}.source-preview-page{position:relative;margin:auto}.source-preview-highlight{position:absolute;z-index:8;pointer-events:none;background:#7af4;outline:1px solid #6b9ded44}.stream-state{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;margin:8px 0}.stream-state .spinner{width:13px;height:13px}.message-error{font-size:12px;color:#b15555;line-height:1.5}.message-reference-files{display:flex;gap:5px;flex-wrap:wrap;margin-top:8px}.message-reference-files button{font-size:11px;color:inherit;opacity:.85;min-height:22px;max-width:100%;white-space:normal;text-align:left;background:#ffffff18;padding:3px 6px}.message.user>.markdown>p{margin-bottom:0}.message.user>button{color:#b5b5bf}.message.assistant{padding-top:6px}.attached-references{display:flex;gap:5px;flex-wrap:wrap;padding-bottom:8px}.attached-references>span{display:flex;max-width:100%;align-items:center;border:1px solid var(--border);border-radius:15px}.attached-references>span>button:first-child{max-width:230px;text-overflow:ellipsis;overflow:hidden;display:flex;font-size:11px;min-height:24px;padding:3px 7px}.attached-references>span>button:last-child{padding:3px;min-height:22px;width:22px;height:22px}.attached-references svg{width:13px;height:13px}.reference-upload{border:1px dashed var(--border);border-radius:8px;padding:15px;background:var(--soft);font-size:14px}.reference-upload input{font-size:12px;margin-top:12px}.chat-composer .send[aria-label=停止回答]{color:var(--text);background:var(--soft)}.comments-panel-content{margin:-8px -16px -24px}.comment-actions{display:flex;justify-content:flex-end;border-bottom:1px solid var(--border);padding:4px 14px 9px}.comment-actions button{font-size:12px;color:var(--muted)}.comment-card{padding:22px 20px;border-bottom:1px solid var(--border)}.comment-card>header{display:flex;align-items:center;gap:9px;margin-bottom:16px;font-size:13px}.comment-card>header>div{flex:1}.comment-card>header strong{font-weight:600}.comment-card time{display:block;color:var(--muted);font-size:12px;margin-top:3px}.comment-card>header>button{padding:3px;color:var(--muted);width:23px;height:23px;min-height:23px}.comment-card>header>button svg{width:16px;height:16px}.comment-avatar{display:grid;place-items:center;color:var(--muted)}.comment-quote{display:block;width:100%;white-space:normal;text-align:left;font-size:16px;line-height:1.65;padding:0;margin-bottom:18px;border-radius:0}.comment-quote:hover{background:transparent;color:var(--primary)}.comment-draft form{border-top:1px solid var(--border);padding-top:16px}.comment-draft textarea{width:100%;resize:vertical;min-height:95px;padding:12px;font-size:15px;line-height:1.6;border-radius:3px}.comment-draft textarea:focus{outline:2px solid #3285cf;outline-offset:-1px}.comment-form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:12px}.comment-form-actions .primary{background:#29292b;color:#fff}.comment-text{white-space:pre-wrap;font-size:16px;line-height:1.7;margin:0}.markdown .katex{font-size:1.05em;white-space:nowrap;overflow-wrap:normal;word-break:normal}.markdown .katex-display{max-width:100%;overflow-x:auto;overflow-y:hidden;padding-block:7px}.markdown .katex-display>.katex{white-space:nowrap;min-width:max-content}.translation-column .markdown pre,.translation-column .markdown table{font-size:inherit}.translation-font-settings{padding:18px 22px}.translation-font-settings label{display:block}.translation-font-settings label strong{float:right}.translation-font-settings input{display:block;width:100%;margin-block:16px}.translation-font-settings>.row{justify-content:space-between}.message-model{display:block;color:var(--muted);font-size:10px;margin-top:8px}.chat-composer .model-picker-trigger{display:flex;gap:5px;min-width:0;max-width:190px;font-size:11px;margin:0}.model-picker-trigger>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.model-picker-popover{box-sizing:border-box;width:min(360px,calc(100vw - 24px));max-height:min(440px,calc(100dvh - 32px));margin:0;padding:12px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text);box-shadow:0 12px 38px #0003;overflow:hidden;flex-direction:column;gap:9px;font-size:13px}.model-picker-popover:popover-open,.model-picker-popover.fallback{display:flex}.model-picker-popover>header{display:flex;align-items:center;justify-content:space-between;gap:8px}.model-picker-popover>header>button{width:27px;height:27px;min-height:27px;padding:4px}.model-picker-search{display:flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:7px;padding:7px 9px}.model-picker-search:focus-within{outline:2px solid #b8aff0;outline-offset:1px}.model-picker-search input{border:0;outline:0!important;min-width:0;width:100%;padding:0;font-size:13px;background:transparent;color:var(--text)}.model-picker-status{font-size:11px;color:var(--muted);margin:0;min-height:16px}.model-picker-options{min-height:50px;max-height:266px;overflow:auto;overscroll-behavior:contain;flex:1}.model-picker-options>button{display:flex;align-items:center;gap:8px;width:100%;padding:9px 8px;text-align:left;border-radius:7px;white-space:normal;line-height:1.4}.model-picker-options>button>span{flex:1;min-width:0}.model-picker-options strong{font-size:13px;font-weight:500;display:block;overflow-wrap:anywhere}.model-picker-options small{display:block;font-size:10px;color:var(--muted);overflow-wrap:anywhere;margin-top:3px}.model-picker-options>.focused{background:var(--soft)}.model-picker-options>.selected{color:var(--primary)}.model-picker-popover>footer{border-top:1px solid var(--border);padding-top:7px;display:flex;flex-direction:column;align-items:flex-start;gap:5px}.model-picker-popover>footer>button{font-size:12px;padding:3px 0;color:var(--primary)}.model-picker-popover>footer>small{color:var(--muted);font-size:10px}@supports (position-area:top){.model-picker-popover{inset:auto;position-area:block-start span-inline-end;position-try-fallbacks:flip-inline,flip-block,flip-inline flip-block;margin-bottom:8px}}.model-picker-popover.fallback{position:static;box-shadow:none;border:0;width:100%;margin:0;max-height:70dvh}@media(max-width:650px){.chat-composer .model-picker-trigger{max-width:155px}.translation-column .translation-formula{margin-block:10px 18px}}.markdown .katex{display:inline-block;max-width:100%;overflow-x:auto;overflow-y:hidden;vertical-align:middle;padding-block:3px}.markdown .katex-display>.katex{max-width:none;display:block}.markdown .katex-display:not(.leqno) .katex-html:has(>.katex-tag){padding-inline-end:3em}.markdown .katex-display.leqno .katex-html:has(>.katex-tag){padding-inline-start:3em}.explanation-model{flex:none;padding:0 12px 10px;display:flex;justify-content:flex-end}.explanation-model .model-picker-trigger{font-size:10px;min-height:23px;max-width:210px;padding:3px 7px;display:flex;align-items:center;gap:5px;color:var(--muted)}.note-math{cursor:pointer;border-radius:3px;max-width:100%;overflow-x:auto;overflow-y:hidden}.note-math.inline{display:inline-block;vertical-align:middle;padding:2px 3px}.note-math.block{display:block;padding:8px;margin:10px 0;background:var(--soft)}.note-math:focus-visible{outline:2px solid var(--primary)}.note-math .katex-display{margin:0}.note-math-form{padding:18px 22px}.note-math-form label{display:block;margin-bottom:14px;font-size:13px}.note-math-form select,.note-math-form textarea{display:block;width:100%;margin-top:7px}.note-math-form textarea{font-family:monospace;font-size:14px;resize:vertical}.note-math-preview{min-height:65px;padding:12px;border:1px solid var(--border);border-radius:7px;margin-bottom:14px;overflow:auto}.note-math-form>.row{justify-content:flex-end}.note-math-form>[role=alert]{color:#ad3838;font-size:13px}.translation-font-popover{inset:auto;margin:0;border:1px solid var(--border);border-radius:9px;background:var(--bg);color:var(--text);padding:10px 12px;box-shadow:0 6px 22px #0002;font-size:12px;box-sizing:border-box}.translation-font-row{display:flex;align-items:center;gap:6px;min-height:28px}.translation-font-row>span{flex:1;white-space:nowrap}.translation-font-row button{width:26px;height:26px;min-height:26px;padding:4px;border:1px solid var(--border);border-radius:5px}.translation-font-row output{min-width:34px;text-align:center;font-variant-numeric:tabular-nums}.translation-font-popover>p{font-size:11px;color:#ad3838;margin:6px 0 0}.translation-font-popover.fallback{position:static;width:100%;box-shadow:none;border:0}.comment-card{scroll-margin-block:8px;outline:none}.comment-card.comment-current{background:var(--surface,#f8f8fa);box-shadow:inset 3px 0 0 var(--primary)}.formula-zone{position:absolute;z-index:7;pointer-events:none;outline:1px dashed transparent;outline-offset:1px}.formula-zone.formula-active,.formula-zone:focus-visible,.formula-zone:focus-within{outline-color:#cac8d0}.formula-actions{position:absolute;right:3px;bottom:3px;display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:9px;box-shadow:0 4px 16px #0002;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .12s ease;white-space:nowrap}.formula-actions button{padding:6px 9px;min-height:31px;height:auto;font-size:14px;font-weight:600;border-radius:7px}.formula-actions button svg{width:18px;height:18px}.formula-actions kbd{font-weight:600;color:#9ba0ad;background:var(--soft);border:0;font-style:italic}.formula-dismiss{position:absolute;right:-9px;top:-9px;width:18px;height:18px;min-height:18px!important;padding:1px!important;border-radius:50%;background:var(--bg);border:1px solid var(--border);color:var(--muted);opacity:0;visibility:hidden;pointer-events:none}.formula-dismiss svg{width:11px;height:11px}.formula-active .formula-actions,.formula-active .formula-dismiss,.formula-zone:focus-within .formula-actions,.formula-zone:focus-within .formula-dismiss{opacity:1;visibility:visible;pointer-events:auto}.bibliography-link:hover,.bibliography-link:focus-visible{background:#2d8bd426;outline:1px solid #2185d9;border-radius:2px}.reference-popover{position:fixed;inset:auto;margin:10px 0;position-area:block-end span-inline-end;position-try-fallbacks:flip-block,flip-inline,flip-block flip-inline;width:min(650px,calc(100vw - 28px));max-height:min(680px,calc(100dvh - 28px));padding:0;border:1px solid var(--border);border-radius:20px;background:var(--bg);color:var(--text);box-shadow:0 14px 55px #0003;z-index:110;font-size:16px;overflow:hidden}.reference-popover:popover-open{display:flex;flex-direction:column}.reference-tabs{display:flex;align-items:center;gap:4px;margin:0 22px;padding:14px 0 0;border-bottom:1px solid var(--border);flex-shrink:0}.reference-tabs>[role=tab]{height:42px;min-width:35px;padding:8px;color:#087fda;border-radius:0;font-size:17px;font-weight:600;border-bottom:2px solid transparent}.reference-tabs>[aria-selected=true]{border-bottom-color:var(--text);color:var(--text)}.reference-tabs-space{flex:1}.reference-tabs>.icon-btn{color:var(--muted)}.reference-body{padding:17px 22px 22px;overflow:auto;overscroll-behavior:contain;line-height:1.65;min-height:0}.reference-titles{padding-left:24px;margin:0 0 16px}.reference-titles li{padding:2px 0}.reference-titles button{white-space:normal;text-align:left;color:#087fda;font-size:17px;font-weight:600;padding:0;line-height:1.6}.reference-titles button:hover{text-decoration:underline;background:none}.reference-context{font-size:12px;color:var(--muted);margin:0 0 15px}.reference-context summary{cursor:pointer}.reference-context blockquote{font-size:13px;line-height:1.55;white-space:pre-line;max-height:180px;overflow:auto;border-left:2px solid var(--border);padding-left:10px;margin:10px 0}.reference-heading{border-left:5px solid #1688db;padding-left:15px;margin-left:-22px;display:flex;align-items:flex-start;flex-wrap:wrap;gap:5px}.reference-heading h3{flex:1;min-width:180px;margin:0;font-size:18px;line-height:1.45;color:#087fda}.reference-heading a{color:#087fda;text-decoration:underline}.reference-heading a svg{vertical-align:middle}.reference-heading>.icon-btn{width:24px;min-height:25px;padding:2px;color:#087fda}.reference-verified{color:#529745}.reference-heading p{flex-basis:100%;margin:2px 0 0;line-height:1.5}.reference-authors{color:#087fda;font-size:15px}.reference-actions{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 10px}.reference-actions button{border:1px solid #087fda;border-radius:24px;padding:5px 11px;min-height:32px;color:#087fda;font-size:14px}.reference-actions button:disabled{opacity:.55}.reference-note{font-size:12px;color:var(--muted);margin:8px 0 14px}.reference-raw{padding-top:13px;border-top:1px solid var(--border);font-size:14px;color:var(--muted);white-space:normal}.reference-tools{display:flex;gap:10px 16px;flex-wrap:wrap;margin-top:15px;align-items:center;color:#087fda;font-size:14px}.reference-tools a,.reference-tools button{color:#087fda;padding:0;min-height:24px}.reference-tools button.active{text-decoration:underline}.reference-tools a svg{vertical-align:middle}.reference-analysis{padding:7px 0 0}.reference-analysis .markdown{font-size:16px;line-height:1.65}.reference-analysis .markdown h1,.reference-analysis .markdown h2,.reference-analysis .markdown h3{font-size:18px;margin:16px 0 8px}.reference-analysis .markdown a{color:#087fda}.reference-status{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}.reference-error{font-size:13px;color:#b44242}.reference-bibtex{font-size:12px;background:var(--soft);border-radius:8px;padding:12px;margin-top:16px}.reference-bibtex pre{white-space:pre-wrap;word-break:break-word}.reference-abstract{font-size:13px;margin-top:16px}.reference-abstract summary{cursor:pointer;color:var(--muted)}.reference-source-jump{font-size:12px;color:var(--muted);margin-top:18px;padding:0}.tiny-spinner{width:12px;height:12px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:reference-spin .8s linear infinite}@keyframes reference-spin{to{transform:rotate(360deg)}}@supports not selector(:popover-open){.reference-popover{display:flex;flex-direction:column}}@media(prefers-reduced-motion:no-preference){.reference-popover:popover-open{animation:reference-enter .13s ease-out}@keyframes reference-enter{0%{opacity:0;translate:0 5px}to{opacity:1;translate:0 0}}}@media(prefers-reduced-motion:reduce){.formula-actions{transition:none}.tiny-spinner{animation:none}}@media(max-width:600px){.reference-popover{border-radius:14px}.reference-body{padding:14px 16px}.reference-tabs{margin:0 16px}.reference-heading{margin-left:-16px}.reference-heading h3{font-size:16px}.reference-analysis .markdown{font-size:15px}}.textLayer .pdf-inline-math{display:contents!important;user-select:all!important;-webkit-user-select:all!important}.textLayer .pdf-inline-math span{user-select:all!important;-webkit-user-select:all!important}.toolbar-popover-trigger{display:inline-flex;align-items:center;flex:none}.toolbar-popover{position:fixed;inset:auto;margin:0;box-sizing:border-box;width:min(620px,calc(100vw - 24px));max-height:calc(100dvh - 24px);overflow:auto;padding:0;border:1px solid var(--border);border-radius:17px;background:var(--bg);color:var(--text);box-shadow:0 8px 32px #0002;z-index:180;font-size:15px;line-height:1.55}.toolbar-help-content{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;padding:30px}.toolbar-help-content h3{font-size:20px;margin:0 0 15px;color:var(--text)}.toolbar-help-content p{font-size:16px;color:var(--muted);margin:0 0 13px;line-height:1.55}.toolbar-help-content p:last-child{margin-bottom:0}.help-illustration{align-self:center;color:#a5a8ad;min-height:120px;position:relative;display:flex;align-items:center;justify-content:center}.region-illustration{flex-direction:column;padding-top:5px}.region-illustration>span{display:block;width:112px;height:78px;border:5px dotted #adb0b5;position:relative}.region-illustration>span:after{content:"";position:absolute;inset:21px 15px;background:#dedfe1;border-radius:50%}.region-illustration>svg{position:absolute;right:3px;top:65px;background:var(--bg)}.region-illustration>div{display:flex;gap:7px;align-items:center;margin-top:34px;font-size:22px}.region-illustration kbd{font-size:24px;border:2px solid #b2b4b8;border-radius:10px;background:none;padding:0 7px}.layout-illustration{gap:2px}.layout-illustration>svg{stroke-dasharray:3 2}.auto-highlight-popover{width:min(410px,calc(100vw - 24px))}.highlight-options{padding-top:14px}.highlight-start{display:flex;margin:0 14px 14px;border:1px solid var(--border);border-radius:10px;overflow:hidden;min-height:86px}.highlight-start>div{flex:1;padding:16px 18px}.highlight-start strong{font-size:19px}.highlight-start p{font-size:15px;color:var(--muted);margin:7px 0 0}.highlight-start-button{background:#292929;color:#fff;border-radius:0;min-width:94px;font-size:16px;font-weight:600}.highlight-start-button:hover{background:#444}.highlight-start-button:disabled{opacity:.6}.highlight-options fieldset{padding:20px 18px 22px;margin:0;border:0;border-top:1px solid var(--border)}.highlight-options legend{float:left;display:block;width:100%;font-size:15px;color:var(--muted);font-weight:600;padding:0;margin:0 0 12px}.highlight-options fieldset label{clear:both;display:flex;align-items:center;gap:12px;border-radius:10px;padding:10px 9px;cursor:pointer;min-height:48px;font-size:16px;font-weight:500;margin:0}.highlight-options label.selected{background:var(--soft)}.highlight-options label input[type=radio]{width:18px;height:18px;flex:none;accent-color:#3883fa;margin:0;padding:0}.highlight-options label>span:last-child{white-space:nowrap}.scheme-samples{display:flex;gap:6px;flex:none}.scheme-samples i{display:block;width:17px;height:10px;border-radius:5px;box-sizing:border-box}.highlight-options footer{border-top:1px solid var(--border);padding:16px 18px;display:flex;gap:17px;color:var(--muted);font-size:13px;font-weight:600}.highlight-options footer span{display:flex;gap:7px;align-items:center}.highlight-options footer i{width:16px;height:10px;border-radius:4px}.paper-info-popover{width:min(730px,calc(100vw - 24px))}.paper-info-card{padding:22px 24px}.paper-info-card>header{display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid var(--border);padding-bottom:20px}.paper-info-card>header>div{border-left:5px solid #3984fa;padding-left:15px;flex:1;min-width:0}.paper-info-card h3{font-size:19px;line-height:1.4;color:#3984fa;margin:0 0 12px}.paper-info-card h3 a{color:inherit}.paper-info-card header p{font-size:14px;color:var(--muted);margin:7px 0 0}.paper-info-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0}.paper-info-actions button{font-size:13px;min-height:34px}.paper-info-citation{border:1px solid var(--border);border-radius:11px;padding:14px 16px}.paper-info-citation>[role=tablist]{display:flex;gap:12px;align-items:center;border-bottom:1px solid var(--border)}.paper-info-citation [role=tab]{padding:7px 0 10px;color:var(--muted);font-size:14px;border-bottom:2px solid transparent;border-radius:0}.paper-info-citation [aria-selected=true]{color:var(--text);border-bottom-color:var(--text);font-weight:600}.paper-info-citation .icon-btn{margin-left:auto}.paper-info-citation pre{white-space:pre-wrap;overflow:auto;max-height:200px;font-size:12px;line-height:1.55;margin:13px 0 0;color:var(--muted);overflow-wrap:anywhere}.explanation-stream-status{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);margin:8px 0}.explanation-stream-status>span{display:flex;align-items:center;gap:6px}.explanation-stream-status button{font-size:11px;min-height:25px}.explanation-body .streaming:after{content:"▍";color:var(--primary);animation:stream-caret 1s step-end infinite}@keyframes stream-caret{50%{opacity:0}}@media(prefers-reduced-motion:no-preference){.toolbar-popover:popover-open{animation:reference-enter .12s ease-out}}@media(prefers-reduced-motion:reduce){.explanation-body .streaming:after{animation:none}}@media(max-width:600px){.toolbar-help-content{grid-template-columns:75px minmax(0,1fr);gap:15px;padding:19px}.help-illustration{scale:.65;transform-origin:center}.toolbar-help-content p{font-size:14px}.toolbar-help-content h3{font-size:18px}.paper-info-card{padding:16px}.paper-info-card h3{font-size:16px}.paper-info-citation>[role=tablist]{gap:9px}}.section-toggle{min-height:34px;flex:1;justify-content:flex-start;min-width:0}.section-toggle>svg{transition:transform .19s cubic-bezier(.2,.7,.2,1)}.section-toggle[aria-expanded=false]>svg{transform:rotate(-90deg)}.section-disclosure{display:grid;grid-template-rows:1fr;transition:grid-template-rows .21s cubic-bezier(.2,.7,.2,1)}.section-disclosure[data-open=false]{grid-template-rows:0fr}.section-disclosure-inner{min-height:0;overflow:hidden}.section-clip{position:relative;overflow:hidden;transition:height .21s cubic-bezier(.2,.7,.2,1)}.section-content{display:flow-root;padding:4px 0 0}.section-content>ol{margin:0;padding:0 0 0 30px;line-height:1.7}.section-content>ol>li{padding-left:2px;margin:0 0 10px}.section-clip:after{content:"";pointer-events:none;position:absolute;inset:auto 0 0;height:26px;background:linear-gradient(transparent,var(--bg));opacity:0;transition:opacity .15s ease}.section-clip[data-truncated=true]:after{opacity:1}.section-more-row{display:flex;justify-content:flex-end;padding-top:7px}.section-more-row .show-all{margin:0;min-height:25px;padding:3px 9px;gap:5px}.section-more-row .show-all>svg{transition:transform .19s ease}.section-more-row .show-all[aria-expanded=true]>svg{transform:rotate(180deg)}.ai-panel .panel-content{overflow-anchor:none;scrollbar-gutter:stable}.keyword-dictionary .keywords{padding:0 0 2px 8px;gap:7px}.keyword-dictionary .keywords>button{max-width:100%;overflow:hidden;text-overflow:ellipsis;min-height:29px;line-height:1.35;padding:5px 11px;font-size:15px;white-space:normal;overflow-wrap:anywhere}.keyword-dictionary .keywords>button[aria-pressed=true]{background:var(--primary-soft,#ece7f3);color:var(--primary);box-shadow:inset 0 0 0 1px #9d8ab34d}.keyword-definition{margin:12px 0 2px 8px;padding:13px 14px;border:1px solid var(--border);border-radius:10px;background:var(--soft)}.keyword-definition>header{display:flex;align-items:flex-start;gap:8px;margin:0}.keyword-definition>header>strong{flex:1;font-size:14px;overflow-wrap:anywhere}.keyword-definition>header>.icon-btn,.keyword-definition>header>button{padding:2px;min-height:22px}.keyword-definition p{font-size:13px;line-height:1.75;margin:8px 0 10px;white-space:normal;color:var(--text)}.keyword-definition .keyword-ask{padding:2px 0;min-height:26px;font-size:12px;color:var(--primary);white-space:normal}.action-dialog{padding:4px 24px 22px}.action-dialog>p{font-size:14px;line-height:1.7;margin:12px 0 18px}.action-dialog label{font-size:13px;display:block;margin:15px 0 5px}.action-dialog label input{display:block;width:100%;margin:8px 0 0;min-height:40px}.action-dialog .modal-actions{padding:18px 0 0;margin:0;gap:9px}.action-dialog .action-alternate{margin-right:auto;color:#b34b52;font-size:12px}.danger-action{background:#b33b48;color:#fff;padding-inline:15px}.danger-action:hover{background:#9a2f3a}.form-error{color:#b33b48}button:disabled{cursor:not-allowed}dialog{opacity:1;translate:0 0;scale:1;transition:opacity .16s ease,translate .16s ease,scale .16s ease}dialog[data-closing]{opacity:0;translate:0 5px;scale:.99;pointer-events:none}dialog::backdrop{transition:background-color .16s ease}dialog[data-closing]::backdrop{background-color:transparent}@starting-style{dialog[open]{opacity:0;translate:0 7px;scale:.99}dialog[open]::backdrop{background-color:transparent}}.settings-layout{min-height:0;height:min(600px,calc(88dvh - 65px))}.settings-layout nav{overflow:auto;overscroll-behavior:contain}.settings-body{max-height:none;padding-bottom:0;scrollbar-gutter:stable}.settings-body>footer{position:sticky;bottom:0;background:var(--bg);border-top:1px solid var(--border);padding:14px 20px;margin:24px -20px 0;z-index:1}.modal-head>button{width:30px;height:30px;min-height:30px}.reader-panel{animation:panel-appear .17s ease-out}@keyframes panel-appear{0%{opacity:.3;translate:6px 0}to{opacity:1;translate:0 0}}.toolbar-popover{transition:opacity .15s ease,translate .15s ease}.toolbar-popover[data-closing]{opacity:0;translate:0 -4px;pointer-events:none;animation:none}.library-results-status{font-size:11px;color:var(--muted);min-height:17px;margin:0 0 7px}.library-navigation nav{min-height:0;overflow:auto;overscroll-behavior:contain}.library-navigation footer{flex-shrink:0}.library-navigation footer>.row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px;padding:12px 16px}.library-navigation footer>.row>a{white-space:nowrap;justify-self:start}.library-navigation footer>.row>button:last-child{grid-column:1/-1;justify-content:flex-start;min-width:0;overflow:hidden;text-overflow:ellipsis}[data-theme=dark] .library-navigation{background:var(--soft)}[data-theme=dark] .library-navigation nav button{color:var(--text)}[data-theme=dark] .library-navigation nav>button.active{background:var(--bg);border-color:var(--border);color:var(--text)}[data-theme=dark] .moon-library td{border-bottom-color:var(--border)}[data-theme=dark] .auth-error{background:#40252b;color:#ffb7c0}[data-theme=dark] .auth-status{background:#203c2b;color:#b4e5c3}@media(max-width:700px){.settings-layout{flex-direction:column}.settings-layout nav{display:flex;flex:0 0 auto;gap:4px;padding:8px;border-right:0;border-bottom:1px solid var(--border);overflow:auto}.settings-layout nav button{width:auto;flex:none;padding:8px 10px;margin:0}.settings-body{padding:18px 20px 0}.settings-body>footer{margin-inline:-12px;padding-inline:12px}.library-navigation footer>.row{display:flex;padding:8px 4px;gap:5px}.library-navigation footer>.row>a{font-size:10px}.library-navigation footer>.row>button:last-child{font-size:0!important;padding:5px}.library-navigation footer>.row>button{padding:5px}}@media(prefers-reduced-motion:reduce){.section-toggle>svg,.section-disclosure,.section-clip,.section-clip:after,.section-more-row .show-all>svg,dialog,dialog::backdrop,.toolbar-popover{transition:none!important}.reader-panel{animation:none!important}dialog[data-closing]{translate:none;scale:1}}@supports (transition-behavior:allow-discrete){dialog{transition:opacity .16s ease,translate .16s ease,scale .16s ease,overlay .16s allow-discrete,display .16s allow-discrete}.toolbar-popover{transition:opacity .15s ease,translate .15s ease,overlay .15s allow-discrete,display .15s allow-discrete}}.toast{max-height:min(150px,30dvh);overflow:auto;align-items:flex-start;overflow-wrap:anywhere}.toast>button{flex-shrink:0}@media(pointer:coarse){.modal-head>button,.ai-section header>div>button,.section-more-row .show-all{min-width:36px;min-height:36px}.stars button{min-width:25px;min-height:28px}}.action-dialog .modal-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap}@media(prefers-reduced-motion:no-preference){@starting-style{.floating-explanation{opacity:0;translate:0 5px}.selection-menu{opacity:0;translate:0 3px}}}.native-note-popup{position:fixed;z-index:400;max-width:min(320px,calc(100vw - 16px));max-height:200px;overflow:auto;border:1.5px solid;border-radius:7px;padding:10px 12px;color:#252525;box-shadow:0 5px 18px #0002;font-size:13px;line-height:1.6;animation:card-appear .12s ease-out}.native-note-popup header{display:flex;align-items:center;justify-content:space-between;gap:8px;border-bottom:1px solid #0003;padding-bottom:5px;margin-bottom:6px;font-weight:500}.native-note-popup time{font-size:11px;margin-left:6px}.native-note-popup .btn{padding:2px;min-width:24px;min-height:24px;color:#252525}.native-note-popup p{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.native-note-popup small{color:#444}.source-citation:focus-visible{outline:2px solid #377dff;outline-offset:2px;border-radius:2px}.word-dictionary{position:fixed;z-index:410;width:320px;max-width:calc(100vw - 16px);background:var(--bg);color:var(--text,#242428);border:1px solid var(--border);border-radius:12px;box-shadow:0 7px 24px #0002;padding:12px 14px;font-size:13px;line-height:1.65}.word-dictionary header{display:flex;align-items:center;justify-content:space-between;gap:8px}.word-dictionary header strong{font-size:17px}.word-dictionary header .btn{min-width:24px;min-height:24px;padding:2px}.word-dictionary p{margin:7px 0;overflow-wrap:anywhere}.word-dictionary em{color:var(--muted,#777);margin-right:6px}.word-dictionary small{font-size:10px;color:var(--muted,#777)}.word-context{border-top:1px solid var(--border);padding-top:7px}.reasoning-block{border-left:2px solid var(--border);padding:6px 10px;margin:8px 0 14px;color:var(--muted,#777);font-size:12px}.reasoning-block>summary{cursor:pointer;display:list-item;font-size:12px;font-weight:500}.reasoning-block>summary span{font-size:10px;opacity:.7;margin-left:8px}.reasoning-block[open]>summary span{display:none}.reasoning-block>div{max-height:240px;overflow:auto;margin-top:8px}.reasoning-block .markdown{font-size:12px;line-height:1.7}.reasoning-picker{font-size:11px;padding:4px 7px;border:1px solid var(--border);border-radius:20px;background:var(--bg);color:var(--muted,#666);max-width:110px}.explanation-model{gap:6px;flex-wrap:wrap}.chat-composer>.row{flex-wrap:wrap}.highlight-groups>.highlight-filters{padding:12px 18px}.highlight-groups>.ai-section{padding:18px 0 0;margin:0;border-bottom:1px solid var(--border)}.highlight-groups>.ai-section>header{padding:0 18px 14px;margin:0}.highlight-groups .section-content{padding:0}.highlight-groups .section-toggle{font-size:15px}.auto-highlight-controls{padding:0 18px 14px;border-bottom:1px solid var(--border);font-size:12px}.auto-highlight-controls label{display:flex;align-items:center;gap:6px;margin:0;font-weight:400}.auto-highlight-controls input[type=checkbox]{width:14px;height:14px;margin:0;accent-color:var(--primary);flex:none}.auto-highlight-actions{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.clear-auto-highlights{display:flex;align-items:center;gap:4px;font-size:11px;padding:5px 0;color:var(--muted)}.clear-auto-highlights:hover:not(:disabled){color:#c14d50;background:transparent}.auto-highlight-controls .highlight-category-row{padding:14px 0 12px;gap:9px}.highlight-hidden-note{font-size:12px;color:var(--muted);margin:10px 0 0;line-height:1.6}.manual-highlight-palette{padding:0 18px 16px;border-bottom:1px solid var(--border)}.highlight-groups .highlight-source{font-size:15px;line-height:1.7}.highlight-groups .highlight-record{padding:18px}.word-dictionary{max-height:min(400px,calc(100vh - 24px));overflow:auto;overscroll-behavior:contain}.word-phonetic{display:flex;gap:8px;color:var(--muted);font-size:11px}.word-senses{max-height:155px;overflow:auto;overscroll-behavior:contain;font-size:12px}.word-senses p{margin:4px 0}.word-senses summary{font-size:11px;color:var(--primary);cursor:pointer}.word-dictionary small a{color:inherit;text-decoration:none}.word-dictionary small a:hover{text-decoration:underline}.word-dictionary .word-context{font-size:13px}.word-context [role=status]{font-size:12px;color:var(--muted)}.restore-auto-highlights{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--primary);padding:5px 0;margin-top:4px}.highlight-groups .highlight-record header>div{display:block}.highlight-record time{display:block}