:root{color-scheme:light;--paper:#f8f7f2;--card:#fffefa;--ink:#253c33;--muted:#7b857e;--line:#e3e6dc;--green:#2d5142;--pale:#e9eee5;--gold:#aa7a34;--shadow:0 12px 42px #243f3610;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);border-radius:8px;background:var(--card);padding:10px 14px;color:var(--ink);transition:background .15s}button:hover{background:var(--pale)}button:disabled{opacity:.5;cursor:wait}button.primary{background:var(--green);color:white;border-color:var(--green)}button.primary:hover{background:#1d4030}button.ghost{background:transparent;border-color:transparent}button.small{padding:6px 10px;font-size:12px}button.danger{color:#9a463b}input,select,textarea{border:1px solid var(--line);border-radius:7px;background:white;color:var(--ink);padding:10px 12px;max-width:100%}input:focus,textarea:focus,select:focus{outline:2px solid #9eb7a4;outline-offset:1px}textarea{resize:vertical;line-height:1.7;min-height:90px}a{color:var(--green)}h1,h2,h3,p{margin:0}h1{font-size:30px;font-weight:550;letter-spacing:-1px}h2{font-size:21px;font-weight:550}h3{font-size:15px;font-weight:600}.muted{color:var(--muted)}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:600;color:var(--muted)}.icon{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.stack{display:grid;gap:16px}.full{width:100%}.boot{padding:20vh 10vw;font-size:38px}.boot span{display:block;font-size:14px;margin-top:20px;color:var(--muted)}
.login{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr}.login-story{background:var(--green);color:#f4f3e9;padding:10vh 9%;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.brand{display:flex;align-items:center;gap:12px;font-family:"Microsoft YaHei",sans-serif;font-size:25px;font-weight:600;letter-spacing:3px}.brand .mark{width:36px;height:40px}.login-story h1{font-size:clamp(32px,3.5vw,53px);line-height:1.55;letter-spacing:2px;font-weight:400;margin:80px 0 20px}.login-story p{line-height:2;color:#ccd8ce;max-width:360px}.login-story .orbit{height:130px;width:280px;border:1px solid #79917d;border-radius:50%;transform:rotate(-30deg);position:absolute;bottom:80px;right:-80px}.login-story .orbit:after{content:"";position:absolute;inset:25px -20px;border:1px solid #79917d;border-radius:50%;transform:rotate(60deg)}.login-form{align-self:center;justify-self:center;width:min(380px,80%)}.login-form h2{font-size:26px;margin:14px 0}.login-form form{margin-top:32px;display:grid;gap:14px}.login-form label{font-size:13px}.login-form input{padding:14px}.login-form button{padding:14px}.login-footer{margin-top:35px;font-size:12px;line-height:1.8;color:var(--muted)}.form-error{color:#a14a37;line-height:1.6;min-height:20px;font-size:13px}
.shell{display:grid;grid-template-columns:238px 1fr;min-height:100dvh}.sidebar{padding:34px 22px 24px;border-right:1px solid var(--line);background:#f1f2ea;position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;gap:28px}.sidebar .brand{padding:0 10px}.brand-sub{font-size:10px;letter-spacing:2px;margin:8px 0 0 58px;color:var(--muted)}.nav-list{display:grid;gap:5px}.nav-item{display:flex;align-items:center;gap:12px;border:0;background:transparent;text-align:left;padding:11px 12px;color:#727d74}.nav-item.active{background:#dee6d9;color:#244636;font-weight:600}.nav-item .count{margin-left:auto;font-size:12px}.sidebar-section{display:flex;align-items:center;justify-content:space-between;padding:0 11px;margin-bottom:10px;font-size:11px;color:#858c80;letter-spacing:1px}.topic-tree{overflow:auto;min-height:0}.topic-item{display:block;text-align:left;border:0;background:transparent;padding:9px 8px 9px calc(12px + var(--depth)*13px);width:100%;font-size:12px;line-height:1.6;position:relative;color:#68796b}.topic-item.active{color:var(--green);background:#e2e8dc;border-radius:6px;font-weight:600}.topic-item:before{content:"·";margin-right:8px}.sidebar-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:20px;font-size:11px;color:var(--muted)}.status-dot{width:6px;height:6px;display:inline-block;background:#6f9675;border-radius:50%;margin-right:7px}.main{min-width:0}.topbar{height:82px;padding:0 44px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px}.breadcrumb{font-size:12px;color:#849080}.search-box{display:flex;align-items:center;gap:8px;width:min(360px,50%)}.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:12px}.top-actions{display:flex;align-items:center;gap:14px}.avatar{border-radius:50%;background:#e7ebdf;width:32px;height:32px;display:grid;place-items:center;font-size:12px}.mobile-menu{display:none}.content{padding:38px 44px 50px;max-width:1550px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.page-heading p{font-size:12px;color:var(--muted);margin-top:13px;line-height:1.8}.upload-button{display:flex;gap:8px;align-items:center;padding:12px 18px}.overview{display:grid;grid-template-columns:repeat(4,1fr);margin:30px 0;border:1px solid var(--line);border-radius:12px;background:var(--card)}.stat{padding:23px 25px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat label{display:block;font-size:11px;color:var(--muted);margin-bottom:14px}.stat .num{font-family:Georgia,serif;font-size:30px;font-weight:400}.stat small{font-size:10px;color:var(--muted);margin-left:10px}.inbox-banner{background:#eaf0e5;border:1px solid #dde6d7;border-radius:10px;padding:18px 23px;display:flex;align-items:center;gap:18px;margin-bottom:30px}.inbox-banner .badge-icon{padding:10px;background:#dce7d4;border-radius:9px}.inbox-banner p{font-size:12px;color:#74816e;line-height:1.7;margin-top:4px}.inbox-banner button{margin-left:auto;white-space:nowrap}.list-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:15px}.tabs{display:flex;gap:16px;align-items:center}.tab{border:0;border-radius:0;background:transparent;font-size:12px;padding:10px 2px;color:var(--muted);border-bottom:2px solid transparent}.tab.active{border-bottom-color:var(--green);color:var(--green);font-weight:600}.filter-controls{display:flex;gap:8px}.filter-controls select{font-size:11px;background:transparent;padding:8px}.document-list{display:grid;gap:12px}.doc-card{display:grid;grid-template-columns:54px minmax(0,1fr) auto;gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:22px;transition:box-shadow .2s,border-color .2s}.doc-card:hover{box-shadow:var(--shadow);border-color:#c6d2c0}.pdf-icon{width:47px;height:61px;background:#f0eee5;border:1px solid #e3dfd2;border-radius:4px 12px 4px 4px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#948265}.pdf-icon span{font-size:8px;font-weight:700;letter-spacing:1px}.doc-title{border:0;background:transparent;text-align:left;padding:0;font-size:15px;font-weight:600;line-height:1.7;word-break:break-word}.doc-title:hover{background:transparent;color:#59815a}.doc-meta{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:10px;color:var(--muted);margin:8px 0 12px}.tag{display:inline-block;border:1px solid #dfe6d8;background:#f4f6ee;color:#61775d;font-size:10px;border-radius:4px;padding:3px 7px;line-height:1.4}.tag.pending{color:#a4824a;background:#faf4e7;border-color:#eee4cc}.tag.value{color:#8b6c32;background:#fbf5e7;border-color:#ede3c7}.doc-tags{display:flex;gap:6px;flex-wrap:wrap}.doc-right{min-width:128px;text-align:right}.read-status{display:block;font-size:10px;color:var(--muted);margin-bottom:12px}.doc-right button{font-size:12px}.progress-bar{height:3px;background:#e9eade;margin:13px 0 0;border-radius:2px;overflow:hidden}.progress-bar div{height:100%;background:#91a68a}.empty{padding:50px 20px;text-align:center;border:1px dashed #d2dacb;border-radius:12px;background:#f8faf4}.empty .icon{width:42px;height:42px;color:#8ba081;margin-bottom:15px}.empty h3{font-size:18px;margin-bottom:12px;font-weight:500}.empty p{max-width:430px;margin:0 auto 20px;color:var(--muted);font-size:12px;line-height:1.9}.library-foot{margin-top:25px;font-size:10px;letter-spacing:.4px;color:#97a08e;display:flex;justify-content:space-between}.upload-status{margin:15px 0;padding:15px;background:#fff8e7;border-radius:7px;font-size:12px;line-height:1.8}.drop-active:after{content:"松开，添加 PDF 到收件箱";position:fixed;inset:20px;background:#eaf0e5ed;border:2px dashed var(--green);border-radius:16px;display:grid;place-items:center;font-size:26px;z-index:200;pointer-events:none}
dialog{border:1px solid var(--line);border-radius:13px;padding:28px;background:var(--card);color:var(--ink);max-width:min(640px,94vw);width:560px;box-shadow:0 22px 90px #1c352d30}dialog::backdrop{background:#203a3159;backdrop-filter:blur(3px)}dialog h2{margin-bottom:20px}dialog form{display:grid;gap:16px}dialog label{display:grid;gap:7px;font-size:12px}dialog .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}.topic-picker{max-height:280px;overflow:auto;padding:10px;background:#f5f6ef;border-radius:8px}.topic-picker label{display:flex;align-items:center;gap:9px;padding:7px 6px 7px calc(8px + var(--depth)*16px)}.topic-picker input{accent-color:var(--green)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(120px);background:#233e35;color:#fff;padding:13px 22px;border-radius:8px;z-index:1000;font-size:13px;max-width:90%;box-shadow:var(--shadow);transition:transform .2s;line-height:1.6}#toast.show{transform:translateX(-50%) translateY(0)}
.reader{display:flex;flex-direction:column;height:100dvh;background:#e7e9e2}.reader-header{background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:15px;padding:12px 22px;min-height:70px}.reader-title{min-width:0;flex:1}.reader-title h2{font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reader-title p{font-size:10px;color:var(--muted);margin-top:5px}.reader-header .header-actions{display:flex;gap:7px}.reader-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;min-height:0;flex:1}.reader-workspace{display:flex;flex-direction:column;min-width:0;min-height:0}.reader-toolbar{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding:12px;background:#f3f4ec;border-bottom:1px solid #d5dccf;font-size:12px}.reader-toolbar input{width:62px;padding:7px;text-align:center}.reader-toolbar button{padding:7px 11px;font-size:12px}.reader-toolbar .selected{background:#e0e8d8;border-color:#a0b895}.page-scroll{overflow:auto;flex:1;padding:24px;position:relative}.page-wrap{position:relative;margin:0 auto;box-shadow:0 4px 22px #293c3622;background:white;max-width:none}.page-wrap canvas{display:block}.annotation-layer{position:absolute;inset:0;z-index:2;pointer-events:none}.annotation-layer.drawing{pointer-events:auto;touch-action:none;cursor:crosshair}.annotation-rect{position:absolute;background:#f9d74955;border:1px solid #c69f2377;pointer-events:auto;cursor:pointer;border-radius:2px}.annotation-rect.preview{pointer-events:none;background:#f9d74977;border:1px dashed #ae8a24}.reader-aside{background:var(--card);border-left:1px solid #dbe0d3;overflow:auto;padding:24px 21px;display:flex;flex-direction:column;gap:23px}.aside-section{border-bottom:1px solid var(--line);padding-bottom:21px}.aside-section:last-child{border:0}.aside-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.aside-section label{display:grid;gap:7px;font-size:11px;margin-top:12px}.aside-section select{font-size:12px;width:100%}.aside-section p{font-size:12px;line-height:1.8;color:var(--muted)}.note-item{margin-top:13px;background:#f5f6ef;border-radius:6px;padding:11px 12px}.note-item .note-body{white-space:pre-wrap;color:#526448;font-size:12px;word-break:break-word}.note-item .note-meta{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#8c977e;margin-top:6px}.note-item button{font-size:10px;padding:2px 4px}.note-form textarea{width:100%;font-size:12px;min-height:80px;margin-bottom:8px}.sync{font-size:10px;color:#75866e}.reader-error{padding:35px;line-height:1.9}.warning{padding:12px;border-radius:7px;background:#fbf1dc;color:#927144;font-size:11px;line-height:1.8}.suggestion{padding:9px 0;font-size:12px}.suggestion small{display:block;color:var(--muted);font-size:11px;line-height:1.7;margin-top:4px}.share-ready{background:#edf2e7;border-radius:8px;padding:15px;font-size:12px;line-height:1.9}.offline-indicator{background:#fff0d5;color:#927144;padding:8px 15px;font-size:12px;text-align:center}.details-summary{white-space:pre-wrap;font-size:12px;line-height:1.8}.low-note{font-size:11px;color:#a28457;padding:8px 0}
@media(min-width:1600px){.content{padding-top:48px}.doc-card{padding:26px}.sidebar{padding-top:40px}}
@media(max-width:1150px){.shell{grid-template-columns:210px 1fr}.sidebar{padding-left:14px;padding-right:14px}.topbar{padding:0 28px}.content{padding:30px 28px}.doc-card{gap:14px;padding:18px}.reader-body{grid-template-columns:minmax(0,1fr) 280px}.reader-aside{padding:20px 16px}.tabs{gap:10px}}
@media(max-width:850px){.sidebar{position:fixed;left:-250px;width:238px;z-index:90;transition:left .2s;box-shadow:var(--shadow)}.sidebar.open{left:0}.shell{display:block}.mobile-menu{display:inline-flex;padding:5px}.topbar{height:65px;padding:0 20px}.breadcrumb{display:none}.search-box{width:auto;flex:1}.content{padding:26px 20px}.overview{margin:23px 0}.stat{padding:18px}.stat small{display:none}.page-heading h1{font-size:26px}.reader-body{grid-template-columns:minmax(0,1fr)}.reader-aside{display:none}.reader-aside.open{display:flex;position:absolute;right:0;top:70px;bottom:0;width:320px;max-width:90vw;z-index:20;box-shadow:var(--shadow)}.reader-header{padding:12px;gap:8px}.reader-header .header-actions button{font-size:11px;padding:9px}.login{grid-template-columns:1fr}.login-story{min-height:32vh;padding:30px 10%}.login-story h1{font-size:27px;margin:28px 0 12px}.login-story p,.login-story .eyebrow{display:none}.login-form{padding:35px 0;width:min(390px,82%)}.login-form h2{font-size:24px}}
@media(max-width:550px){.topbar{padding:0 16px}.top-actions .muted{display:none}.content{padding:23px 16px}.page-heading{align-items:flex-start;gap:10px}.page-heading h1{font-size:24px}.page-heading p{max-width:200px}.upload-button{padding:10px 13px;font-size:12px}.overview{grid-template-columns:repeat(2,1fr)}.stat{padding:15px 18px}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.stat label{margin-bottom:8px}.stat .num{font-size:26px}.inbox-banner{padding:15px;gap:12px;flex-wrap:wrap;margin-bottom:22px}.inbox-banner .badge-icon{display:none}.inbox-banner h3{font-size:13px}.inbox-banner p{font-size:11px}.inbox-banner button{font-size:11px;margin-left:0}.list-toolbar{align-items:flex-start;flex-direction:column;gap:10px}.tabs{gap:20px}.filter-controls{align-self:flex-end}.doc-card{grid-template-columns:36px minmax(0,1fr);gap:12px;padding:16px}.pdf-icon{width:35px;height:48px}.doc-title{font-size:13px}.doc-right{grid-column:2;display:flex;align-items:center;gap:10px;text-align:left;min-width:0}.read-status{margin:0;flex:1}.doc-right button{padding:5px 10px;font-size:11px}.progress-bar{display:none}.doc-meta{font-size:9px;gap:5px}.tag{font-size:9px}.library-foot span:last-child{display:none}.reader-title h2{font-size:12px}.reader-header .header-actions button{padding:8px;font-size:11px}.reader-header .back-label{display:none}.reader-toolbar{gap:6px;padding:9px}.reader-toolbar button{padding:7px}.page-scroll{padding:14px 8px}.reader-aside.open{top:66px}dialog{padding:23px}.login-footer{margin-top:24px}}