.textLayer{color-scheme:only light;position:absolute;text-align:initial;top:0;right:0;bottom:0;left:0;overflow:clip;opacity:1;line-height:1;-webkit-text-size-adjust:none;text-size-adjust:none;forced-color-adjust:none;transform-origin:0 0;caret-color:CanvasText;z-index:0;--min-font-size: 1;--text-scale-factor: calc(var(--total-scale-factor) * var(--min-font-size));--min-font-size-inv: calc(1 / var(--min-font-size))}.textLayer :is(span,br){position:absolute;color:transparent;white-space:pre;cursor:text;transform-origin:0% 0%}.textLayer>:not(.markedContent),.textLayer .markedContent span:not(.markedContent){z-index:1;--font-height: 0;font-size:calc(var(--text-scale-factor) * var(--font-height));--scale-x: 1;--rotate: 0deg;transform:rotate(var(--rotate)) scaleX(var(--scale-x)) scale(var(--min-font-size-inv))}.textLayer .markedContent{display:contents}.textLayer span[role=img]{-webkit-user-select:none;user-select:none;cursor:default}.textLayer br::selection{background:transparent}.pdf-page .textLayer[data-main-rotation="90"]{transform:rotate(90deg) translateY(-100%)}.pdf-page .textLayer[data-main-rotation="180"]{transform:rotate(180deg) translate(-100%,-100%)}.pdf-page .textLayer[data-main-rotation="270"]{transform:rotate(270deg) translate(-100%)}:root{font-family:Inter,Segoe UI,Microsoft YaHei,sans-serif;color:#252b35;background:#f3f4f6;--color-bg-app: #f3f4f6;--color-bg-reader: #e8eaed;--color-bg-panel: #f8f9fb;--color-bg-muted: #eef1f5;--color-surface: #ffffff;--color-border: #d8dce3;--color-border-strong: #b9c1ce;--color-text: #252b35;--color-text-muted: #687080;--color-primary: #214288;--color-primary-hover: #19366f;--color-primary-soft: #e4f0fb;--color-sky: #aad3f6;--color-warm-soft: #f0cbc5;--color-warm-tint: #fbefed;--color-accent: #b8778d;--color-accent-soft: #f4e4e8;--color-danger: #a65353;--color-danger-soft: #f5e8e8;--color-warning: #8a6540;--color-warning-soft: #f3e8da;--color-info: #496f9d;--color-info-soft: #e6eff8;--color-focus-ring: rgb(33 66 136 / 24%);--shadow-card: 0 1px 3px rgb(33 66 136 / 6%);--shadow-overlay: 0 18px 50px rgb(29 39 58 / 20%);font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden}body{margin:0;min-width:320px;color:var(--color-text);background:var(--color-bg-app)}button,input,textarea{font:inherit}button{cursor:pointer;transition:transform 80ms ease-out,color .15s ease-out,background-color .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out}button:active:not(:disabled){transform:translateY(1px) scale(.98)}button:disabled{cursor:not-allowed;opacity:.52}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;box-shadow:0 0 0 4px var(--color-focus-ring)}.app-shell{--navigation-width: 248px;width:100%;height:100dvh;display:flex;flex-direction:column;overflow:hidden;background:var(--color-bg-app)}.app-shell.navigation-hidden{--navigation-width: 0px}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--color-bg-app)}.auth-card{width:min(380px,100%);display:grid;gap:14px;padding:24px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:0 14px 36px #2142881a}.auth-brand{justify-content:center;font-size:20px}.auth-copy{margin:0;color:var(--color-text-muted);font-size:13px;line-height:1.6;text-align:center}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-bg-muted)}.auth-tabs button{height:34px;border:0;border-radius:4px;background:transparent;color:var(--color-text-muted)}.auth-tabs button.active{background:var(--color-surface);color:var(--color-primary);font-weight:700;box-shadow:var(--shadow-card)}.auth-card label{display:grid;gap:6px;color:var(--color-text-muted);font-size:12px}.auth-card input{height:38px;padding:0 10px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text)}.auth-submit{height:40px;border:1px solid var(--color-primary);border-radius:6px;background:var(--color-primary);color:#fff;font-weight:650}.auth-submit:hover:not(:disabled){background:var(--color-primary-hover)}.topbar{z-index:12;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:var(--color-bg-panel);border-bottom:1px solid var(--color-border)}.brand{display:flex;align-items:center;gap:10px;font-weight:750;letter-spacing:0}.brand svg{color:var(--color-primary)}.topbar-status{max-width:50vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--color-text-muted);font-size:13px}.topbar-actions{display:flex;align-items:center;gap:10px}.workspace{flex:1 1 auto;min-height:0;overflow:hidden;display:grid;grid-template-columns:var(--navigation-width) minmax(0,1fr) 420px;transition:grid-template-columns .18s ease-out}.workspace-navigation{min-width:0;min-height:0;overflow:hidden;background:var(--color-bg-panel);border-right:1px solid var(--color-border);transition:border-color .18s ease-out,visibility 0s linear .18s}.navigation-open .workspace-navigation{visibility:visible;transition-delay:0s}.navigation-hidden .workspace-navigation{visibility:hidden;border-right-color:transparent}.navigation-inner{width:248px;height:calc(100vh - 56px);display:flex;flex-direction:column;padding:14px 12px 16px;overflow:hidden}.navigation-menu{flex:0 0 auto;display:grid;gap:4px;margin-bottom:16px}.navigation-menu button,.navigation-menu a{position:relative;width:100%;height:38px;display:flex;align-items:center;gap:10px;padding:0 10px;border:0;border-radius:6px;background:transparent;color:var(--color-text-muted);text-align:left;text-decoration:none}.navigation-menu button:before,.navigation-menu a:before{content:"";position:absolute;top:7px;bottom:7px;left:0;width:3px;border-radius:0 3px 3px 0;background:transparent;transition:background-color .15s ease-out}.navigation-menu button:hover,.navigation-menu a:hover{background:var(--color-bg-muted);color:var(--color-text)}.navigation-menu button.active{background:var(--color-primary-soft);color:var(--color-primary);font-weight:700}.navigation-menu button.active:before{background:var(--color-primary)}.navigation-view{min-height:0;display:flex;flex:1;flex-direction:column;overflow:hidden}.navigation-edge-toggle{position:fixed;z-index:14;top:clamp(112px,18vh,168px);left:var(--navigation-width);width:32px;height:64px;display:grid;place-items:center;padding:0;border:0;background:transparent;transform:translate(-1px);transition:left .18s ease-out,transform .15s ease-out}.navigation-edge-toggle:hover{transform:translate(1px)}.navigation-edge-toggle:active:not(:disabled){transform:translate(0) scale(.98)}.navigation-edge-toggle>span{width:20px;height:64px;display:grid;place-items:center;border:1px solid var(--color-border);border-left-color:var(--color-bg-panel);border-radius:0 8px 8px 0;background:var(--color-bg-panel);color:var(--color-text-muted);box-shadow:2px 3px 10px #2142881a;transition:color .15s ease-out,background-color .15s ease-out,border-color .15s ease-out}.navigation-edge-toggle:hover>span{color:var(--color-primary);background:var(--color-primary-soft)}.navigation-edge-toggle:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.reader-region{min-width:0;min-height:0;height:100%;overflow:hidden;background:var(--color-bg-reader)}.assistant-panel{min-width:0;min-height:0;height:100%;background:var(--color-bg-panel);border-left:1px solid var(--color-border);padding:18px 16px;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain}.side-tabs{display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:16px;border-bottom:1px solid var(--color-border)}.side-tabs button{min-height:40px;padding:9px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--color-text-muted)}.side-tabs button:hover{background:var(--color-bg-muted);color:var(--color-text)}.side-tabs button.active{border-bottom-color:var(--color-primary);background:transparent;color:var(--color-primary);font-weight:700}.side-tabs button:focus-visible{outline:2px solid var(--color-primary);outline-offset:-2px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.panel-heading.compact{flex:0 0 auto;margin-bottom:12px}.panel-heading h1{font-size:20px;margin:2px 0 0;letter-spacing:0}.panel-heading.compact h1{font-size:17px}.eyebrow{color:var(--color-text-muted);font-size:10px;font-weight:700;letter-spacing:.12em}.upload-button{height:34px;display:inline-flex;align-items:center;gap:6px;padding:0 10px;border:1px solid var(--color-primary);background:var(--color-primary);color:#fff;border-radius:6px;font-size:12px}.upload-button:hover:not(:disabled){background:var(--color-primary-hover)}.paper-search{flex:0 0 auto;height:34px;display:flex;align-items:center;gap:7px;margin-bottom:10px;padding:0 9px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text-muted)}.paper-search:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.paper-search input{min-width:0;width:100%;height:100%;padding:0;border:0;outline:0;background:transparent;color:var(--color-text);font-size:12px}.paper-list{min-height:0;display:flex;flex-direction:column;gap:5px;overflow:auto}.paper-row{display:grid;grid-template-columns:minmax(0,1fr) 32px;gap:4px;align-items:center}.paper-item{width:100%;min-height:54px;display:grid;grid-template-columns:18px minmax(0,1fr);gap:8px;align-items:center;padding:8px;border:1px solid transparent;border-radius:6px;background:transparent;color:inherit;text-align:left;box-shadow:0 0 #21428800;transition:transform 80ms ease-out,border-color .16s ease-out,background-color .16s ease-out,box-shadow .16s ease-out}.paper-item:hover{border-color:var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-card)}.paper-item.selected{background:var(--color-primary-soft);border-color:var(--color-sky);box-shadow:inset 3px 0 0 var(--color-primary)}.paper-item>svg{color:var(--color-text-muted)}.paper-copy{min-width:0;display:flex;flex-direction:column;gap:3px}.paper-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.paper-meta{display:flex;align-items:center;gap:5px;color:var(--color-text-muted);font-size:10px}.status-badge{display:inline-flex;align-items:center;min-height:17px;padding:1px 5px;border-radius:999px;white-space:nowrap}.status-badge.queued{background:var(--color-warning-soft);color:#735333}.status-badge.processing{background:var(--color-info-soft);color:#365c88}.status-badge.ready{background:var(--color-primary-soft);color:var(--color-primary)}.status-badge.failed{background:var(--color-danger-soft);color:#853f3f}.paper-delete{width:32px;height:32px;display:grid;place-items:center;border:0;border-radius:6px;background:transparent;color:var(--color-danger)}.paper-delete:hover:not(:disabled){background:var(--color-danger-soft);color:#843e3e}.error-banner{margin-bottom:12px;padding:10px 12px;border-left:3px solid var(--color-danger);background:var(--color-danger-soft);color:#7e3f3f;font-size:12px}.retry-button{flex:0 0 auto;width:100%;height:34px;margin-bottom:10px;border:1px solid var(--color-danger);border-radius:6px;background:var(--color-surface);color:var(--color-danger)}.retry-button:hover:not(:disabled),.account-logout:hover:not(:disabled){background:var(--color-danger-soft)}.upload-progress,.task-progress{position:relative;width:96px;height:18px;overflow:hidden;border-radius:999px;background:var(--color-bg-muted);color:var(--color-primary);font-size:10px;line-height:18px;text-align:center}.upload-progress{flex:0 0 auto;margin:0 0 10px auto}.task-progress{display:block;margin-top:2px}.progress-fill{position:absolute;inset:0 auto 0 0;background:var(--color-sky);transition:width .18s ease-out}.progress-label{position:relative;z-index:1;display:block;font-variant-numeric:tabular-nums}.upload-progress.indeterminate .progress-fill{width:42%;animation:progress-slide 1.1s ease-in-out infinite}.navigation-empty{margin:20px 6px;color:var(--color-text-muted);font-size:12px;text-align:center}.account-view{align-items:stretch;gap:12px;overflow:auto}.account-view h1{margin:3px 0 0;overflow-wrap:anywhere;font-size:18px}.account-avatar{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--color-accent-soft);color:var(--color-accent)}.account-view dl{display:grid;gap:8px;margin:4px 0}.account-view dl>div{display:flex;justify-content:space-between;gap:12px;padding-bottom:8px;border-bottom:1px solid var(--color-border);font-size:12px}.account-view dt{color:var(--color-text-muted)}.account-view dd{margin:0}.account-logout{height:36px;display:flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--color-danger);border-radius:6px;background:var(--color-surface);color:var(--color-danger)}.empty-reader,.reader-state{height:100%;min-height:420px;display:grid;place-content:center;justify-items:center;gap:10px;color:var(--color-text-muted)}.reader-shell{width:100%;height:100%;min-height:0;display:flex;flex-direction:column;overflow:hidden}.reader-toolbar{flex:0 0 52px;display:grid;grid-template-columns:minmax(120px,1fr) auto minmax(120px,1fr);align-items:center;gap:16px;padding:0 14px;background:var(--color-bg-panel);border-bottom:1px solid var(--color-border)}.reader-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:650}.toolbar-group{display:flex;align-items:center;justify-content:center;gap:5px}.toolbar-group:last-child{justify-content:flex-end}.icon-button{flex:0 0 32px;width:32px;height:32px;display:grid;place-items:center;padding:0;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--color-text-muted)}.icon-button.ghost:hover:not(:disabled){background:var(--color-primary-soft);color:var(--color-primary)}.icon-button.primary{background:var(--color-primary);color:#fff}.icon-button.primary:hover:not(:disabled){background:var(--color-primary-hover);color:#fff}.icon-button.danger{color:var(--color-danger)}.icon-button.danger:hover:not(:disabled){background:var(--color-danger-soft);color:#843e3e}.icon-button[aria-pressed=true]{background:var(--color-primary-soft);color:var(--color-primary);box-shadow:inset 0 0 0 1px var(--color-sky)}.icon-button:focus-visible{outline:2px solid var(--color-primary);outline-offset:-2px;box-shadow:none}.page-counter{display:flex;align-items:center;gap:5px;color:var(--color-text-muted);font-size:12px}.page-counter input{width:46px;height:30px;border:1px solid var(--color-border);border-radius:5px;text-align:center;background:var(--color-surface);color:var(--color-text)}.scale-value{width:46px;text-align:center;color:var(--color-text-muted);font-size:12px;font-variant-numeric:tabular-nums}.pdf-pages{flex:1 1 auto;min-height:0;overflow:auto;overscroll-behavior:contain;display:flex;flex-direction:column;align-items:center;gap:18px;padding:22px;scroll-behavior:smooth}.pdf-page{position:relative;flex:0 0 auto;background:var(--color-surface);box-shadow:0 3px 14px #1d273a21;line-height:0}.pdf-page canvas{display:block}.textLayer ::selection{background:#aad3f6a3}.pdf-page.region-mode{touch-action:none;cursor:crosshair}.pdf-page.region-mode .textLayer{pointer-events:none}.region-draft{position:absolute;z-index:3;border:2px solid var(--color-primary);background:#aad3f642;pointer-events:none}.page-loading{width:612px;height:792px;max-width:75vw;background:var(--color-bg-muted)}.error-text{color:var(--color-danger)}.spin{animation:spin .9s linear infinite}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.settings-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:20px;background:#1d273a6b}.settings-panel{width:min(540px,100%);max-height:90vh;overflow:auto;padding:20px;border:1px solid var(--color-border);border-radius:8px;background:var(--color-bg-panel);box-shadow:var(--shadow-overlay)}.settings-panel>header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.settings-panel h2{margin:0;font-size:20px}.model-settings{display:grid;gap:10px;margin:0 0 16px;padding:14px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:var(--shadow-card)}.model-settings legend{padding:0 6px;color:var(--color-primary);font-weight:700}.model-settings label:not(.toggle-row){display:grid;gap:5px;color:var(--color-text-muted);font-size:12px}.model-settings input[type=text],.model-settings input[type=password],.model-settings label:not(.toggle-row) input{height:36px;padding:0 9px;border:1px solid var(--color-border);border-radius:5px;background:var(--color-surface);color:var(--color-text)}.model-settings input:disabled{background:var(--color-bg-muted)}.toggle-row{display:flex;gap:8px;align-items:center;font-size:13px}.settings-message{margin-bottom:10px;padding:8px 10px;border-left:3px solid var(--color-primary);background:var(--color-primary-soft);color:var(--color-primary);font-size:12px}.save-settings{width:100%;height:38px;border:1px solid var(--color-primary);border-radius:6px;background:var(--color-primary);color:#fff;font-weight:650}.save-settings:hover:not(:disabled){background:var(--color-primary-hover)}.chat-panel{min-height:calc(100vh - 156px);display:flex;flex-direction:column;gap:10px}.chat-heading{display:flex;align-items:center;justify-content:space-between}.clear-control{position:relative}.clear-confirmation{position:absolute;z-index:4;top:38px;right:0;width:190px;padding:10px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:var(--shadow-overlay)}.clear-confirmation p{margin:0 0 9px;color:var(--color-text);font-size:12px}.clear-confirmation>div{display:flex;justify-content:flex-end;gap:6px}.clear-confirmation button{min-height:30px;padding:0 9px;border:0;border-radius:5px;background:var(--color-bg-muted);color:var(--color-text);font-size:11px}.clear-confirmation .danger-confirm{background:var(--color-danger);color:#fff}.message-list{flex:1;overflow:auto;display:flex;flex-direction:column;gap:9px}.message{padding:10px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:var(--shadow-card);font-size:12px;line-height:1.55;white-space:pre-wrap;transition:border-color .16s ease-out,background-color .16s ease-out,box-shadow .16s ease-out}.message:hover{border-color:var(--color-border-strong)}.message.user{margin-left:24px;border-color:var(--color-warm-soft);background:var(--color-warm-tint)}.message.assistant{margin-right:12px}.citation-list{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}.citation-list button{padding:3px 6px;border:1px solid var(--color-sky);border-radius:999px;background:var(--color-primary-soft);color:var(--color-primary);font-size:10px}.citation-list button:hover{border-color:var(--color-primary);background:var(--color-sky)}.chat-form{position:relative}.chat-form textarea{width:100%;min-height:84px;resize:vertical;padding:9px 44px 9px 9px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text)}.composer-send{position:absolute;right:8px;bottom:8px}.panel-empty{padding:28px 8px;color:var(--color-text-muted);text-align:center;font-size:13px}.explanation-panel{display:grid;gap:10px;font-size:12px}.selection-preview{padding:10px 10px 10px 12px;border-left:3px solid var(--color-primary);background:var(--color-primary-soft)}.selection-meta{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:8px}.selection-meta span{display:inline-flex;min-height:19px;align-items:center;padding:1px 6px;border-radius:999px;background:var(--color-surface);color:var(--color-primary);font-size:10px}.selection-preview blockquote{max-height:120px;margin:0;overflow:auto;color:var(--color-text);line-height:1.55;white-space:pre-wrap}.explanation-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.explanation-panel button{min-height:34px;border:1px solid var(--color-border-strong);border-radius:6px;background:var(--color-surface);color:var(--color-primary)}.explanation-panel button:hover:not(:disabled){border-color:var(--color-sky);background:var(--color-primary-soft)}.explanation-result button:not(:disabled){border-color:var(--color-primary);background:var(--color-primary);color:#fff}.explanation-result button:hover:not(:disabled){background:var(--color-primary-hover)}.explanation-result button:disabled{opacity:1;border-color:var(--color-sky);background:var(--color-primary-soft);color:var(--color-primary)}.explanation-panel textarea{min-height:70px;padding:8px;resize:vertical;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text)}.explanation-composer{position:relative}.explanation-composer textarea{width:100%;padding-right:44px}.explanation-composer .icon-button{border:0}.explanation-result{padding:10px;border:1px solid var(--color-border);border-left:3px solid var(--color-primary);border-radius:6px;background:var(--color-primary-soft);box-shadow:var(--shadow-card);line-height:1.55;animation:result-enter .18s ease-out}.explanation-result small{display:block;margin-bottom:8px;color:var(--color-text-muted)}.explanation-result img{display:block;max-width:100%;max-height:180px;margin-bottom:8px}.notes-panel form{display:grid;gap:7px;margin-bottom:12px}.notes-panel textarea{min-height:74px;padding:8px;resize:vertical;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text)}.notes-panel form button{min-height:34px;border:1px solid var(--color-primary);border-radius:6px;background:var(--color-primary);color:#fff}.notes-panel form button:hover:not(:disabled){background:var(--color-primary-hover)}.annotation-list{display:grid;gap:8px}.annotation-list article{padding:10px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:var(--shadow-card);font-size:12px;line-height:1.5;transition:border-color .16s ease-out,background-color .16s ease-out,box-shadow .16s ease-out}.annotation-list article:hover{border-color:var(--color-sky);box-shadow:0 3px 10px #21428814}.annotation-list header{display:flex;justify-content:space-between;gap:8px;color:var(--color-text-muted)}.annotation-meta{min-width:0;display:flex;flex-wrap:wrap;align-items:center;gap:6px}.annotation-page{flex:0 0 auto;width:auto;min-width:0;padding:0;border:0;background:transparent;color:var(--color-primary);white-space:nowrap;text-decoration:underline;text-underline-offset:2px}.annotation-kind{display:inline-flex;align-items:center;min-height:18px;padding:1px 6px;border-radius:999px;background:var(--color-accent-soft);color:#77485a;font-size:10px}.annotation-kind.text{background:var(--color-primary-soft);color:var(--color-primary)}.annotation-kind.region{background:var(--color-warm-tint);color:#7b4a55}.annotation-list .annotation-delete{flex:0 0 28px;width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:6px;background:transparent;color:var(--color-danger)}.annotation-list .annotation-delete:hover{background:var(--color-danger-soft)}.annotation-list blockquote{margin:8px 0;padding-left:8px;border-left:2px solid var(--color-sky);color:var(--color-text-muted)}.annotation-list img{max-width:100%;max-height:160px}.model-notice{margin:0;padding:8px 10px;border-left:3px solid var(--color-warning);background:var(--color-warning-soft);color:#735333;font-size:11px;line-height:1.5}.card-empty>button{width:100%;min-height:38px;display:flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--color-primary);border-radius:6px;background:var(--color-primary);color:#fff}.card-empty>button:hover:not(:disabled){background:var(--color-primary-hover)}.report-panel{display:grid;gap:10px}.report-panel>header{display:flex;justify-content:space-between;align-items:center;color:var(--color-text-muted)}.report-panel>header .icon-button{width:32px;height:32px}.report-content{padding:16px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);box-shadow:var(--shadow-card);color:var(--color-text);font-size:13px;line-height:1.7;overflow-wrap:anywhere}.report-content h1{margin:0 0 16px;font-size:20px;color:var(--color-primary)}.report-content h2{margin:20px 0 8px;font-size:15px;color:var(--color-primary)}.report-content h3{margin:16px 0 6px;font-size:13px}.report-content p,.report-content ul{margin:0 0 10px}.report-content ul{padding-left:20px}.report-citation{display:inline;margin:0 2px;padding:1px 5px;border:1px solid var(--color-sky);border-radius:999px;background:var(--color-primary-soft);color:var(--color-primary);font-size:10px;vertical-align:baseline}.report-citation:hover{border-color:var(--color-primary);background:var(--color-sky)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes progress-slide{0%{transform:translate(-110%)}to{transform:translate(240%)}}@keyframes result-enter{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}@media(max-width:1200px){.workspace{grid-template-columns:var(--navigation-width) minmax(0,1fr) 360px}}@media(max-width:760px){.workspace{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,56%) minmax(0,44%)}.workspace-navigation{position:fixed;z-index:13;top:56px;bottom:0;left:0;width:var(--navigation-width);box-shadow:8px 0 24px #2142881f;transition:width .18s ease-out,visibility 0s linear .18s}.navigation-open .workspace-navigation{transition-delay:0s}.reader-region,.reader-shell{min-height:0;height:100%}.assistant-panel{min-height:0;height:100%;border-left:0;border-top:1px solid var(--color-border)}.chat-panel{min-height:100%}.reader-toolbar{grid-template-columns:auto minmax(0,1fr);gap:4px;padding:0 8px}.reader-title{grid-column:1 / -1;display:none}.toolbar-group{gap:2px}.toolbar-group:last-child{justify-content:flex-end}.icon-button{flex-basis:30px;width:30px;height:30px}.scale-value{width:40px}.pdf-pages{padding:14px 8px}}@media(prefers-reduced-motion:reduce){button,.workspace,.workspace-navigation,.navigation-edge-toggle,.navigation-edge-toggle>span,.navigation-menu button:before,.navigation-menu a:before,.paper-item,.message,.annotation-list article,.progress-fill{transition:none}button:active:not(:disabled),.navigation-edge-toggle:hover,.navigation-edge-toggle:active:not(:disabled){transform:none}.upload-progress.indeterminate .progress-fill{animation:none;width:100%;opacity:.55}.spin,.explanation-result{animation:none}}
