@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:"PingFang SC", "Microsoft YaHei", "Noto Sans SC", ui-sans-serif, system-ui, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:"PingFang SC", "Microsoft YaHei", "Noto Sans SC", ui-sans-serif, system-ui, sans-serif;--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.block{display:block}.grid{display:grid}.hidden{display:none}.table{display:table}.h-full{height:100%}.min-h-full{min-height:100%}.bg-background{background-color:var(--background)}.font-sans{font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,ui-sans-serif,system-ui,sans-serif}.text-foreground{color:var(--foreground)}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.select-all{-webkit-user-select:all;user-select:all}}:root{--background:#f7f9fc;--panel:#fff;--foreground:#1c293b;--muted:#657184;--subtle:#657287;--line:#e4e9f0;--accent:#0369a1;--accent-soft:#edf6fc;--accent-border:#cce4f3;--surface-soft:#f9fbfd;--canvas-dot:#e5ebf2;--shadow:0 2px 8px #1c293b03}*{box-sizing:border-box}body{background:var(--background);color:var(--foreground);margin:0;font-size:14px;line-height:1.6}button,textarea{font:inherit}button{cursor:pointer}button:disabled,textarea:disabled{cursor:not-allowed}svg{flex-shrink:0}button,a,textarea{-webkit-tap-highlight-color:transparent}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}main:focus{outline:none}.skip-link{z-index:20;background:var(--panel);color:var(--accent);border-radius:8px;padding:10px 16px;position:fixed;top:12px;left:16px;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}.app-shell{height:100dvh;min-height:400px;display:flex;overflow:hidden}.sidebar{background:var(--panel);border-right:1px solid var(--line);flex-direction:column;flex-shrink:0;width:232px;padding:30px 18px 18px;display:flex;overflow-y:auto}.brand{align-items:center;gap:11px;padding:0 8px;display:flex}.brand-mark{background:var(--accent);width:36px;height:38px;color:var(--panel);border-radius:10px;place-items:center;display:grid}.brand-mark svg{width:23px;height:23px}.brand-name{letter-spacing:-.4px;font-size:16px;font-weight:650}.brand-description{color:var(--subtle);letter-spacing:1px;margin-top:2px;font-size:11px}.platform-section{border-bottom:1px solid var(--line);margin-top:43px;padding-bottom:23px}.nav-label{color:var(--subtle);letter-spacing:1.4px;margin:0 12px 11px;font-size:11px;font-weight:500}.platform-options{gap:6px;display:grid}.platform-button{text-align:left;width:100%;color:var(--muted);border:1px solid #0000;border-radius:8px;align-items:center;gap:10px;padding:9px 11px;font-size:13px;transition:background .16s,border-color .16s;display:flex}.platform-button:hover{background:var(--background)}.platform-button[aria-pressed=true]{color:var(--foreground);background:var(--surface-soft);border-color:var(--line);font-weight:550}.platform-symbol{border:1px solid var(--line);background:var(--panel);width:24px;height:24px;color:var(--muted);border-radius:6px;place-items:center;font-family:Arial,sans-serif;font-size:15px;font-weight:700;display:grid}.selection-dot{background:0 0;border-radius:50%;width:6px;height:6px;margin-left:auto}[aria-pressed=true] .selection-dot{background:var(--accent)}.primary-nav{gap:5px;margin-top:26px;display:grid}.primary-nav .nav-label{margin-bottom:7px}.nav-button{color:var(--muted);text-align:left;border-radius:8px;align-items:center;gap:12px;padding:12px;font-size:13px;transition:background .16s,color .16s;display:flex}.nav-button:hover{background:var(--background);color:var(--foreground)}.nav-button[aria-current]{background:var(--accent-soft);color:var(--accent);font-weight:600}.nav-button>svg{width:18px;height:18px}.nav-button .nav-chevron{opacity:0;width:13px;margin-left:auto}.nav-button[aria-current] .nav-chevron{opacity:1}.sidebar-footer{margin-top:auto;padding-top:44px}.connection-note{border:1px solid var(--line);background:var(--surface-soft);border-radius:9px;align-items:center;gap:11px;padding:14px 12px;display:flex}.connection-note>svg{color:var(--subtle);width:18px}.connection-note p{font-size:12px;font-weight:500}.connection-note span{color:var(--subtle);margin-top:3px;font-size:11px;display:block}.sidebar-caption{color:var(--subtle);text-align:center;padding-top:16px;font-size:10px}.workspace{flex-direction:column;flex:1;min-width:0;display:flex}.topbar{border-bottom:1px solid var(--line);background:var(--panel);flex-shrink:0;justify-content:space-between;align-items:center;gap:16px;height:66px;padding:0 40px;display:flex}.breadcrumb{color:var(--subtle);align-items:center;gap:13px;font-size:12px;display:flex}.breadcrumb svg{width:12px;height:12px;color:var(--subtle)}.breadcrumb-current{color:var(--foreground)}.platform-badge{color:var(--accent);border:1px solid var(--accent-border);white-space:nowrap;border-radius:6px;align-items:center;gap:7px;padding:4px 9px;font-size:11px;display:inline-flex}.badge-dot{background:var(--accent);border-radius:50%;width:5px;height:5px}main{scrollbar-gutter:stable;flex:1;min-height:0;overflow-y:auto}.page-content{width:100%;max-width:1260px;margin:0 auto;padding:42px 48px 24px;animation:.22s ease-out page-enter}.page-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:27px;display:flex}.page-heading h1{letter-spacing:-1px;font-size:28px;font-weight:650;line-height:1.4}.page-heading p{color:var(--muted);margin-top:8px;font-size:13px}.date-placeholder{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:7px;flex-shrink:0;align-items:center;gap:9px;padding:9px 12px;font-size:12px;display:inline-flex}.date-placeholder svg{width:15px;height:15px}.quiet-label{color:var(--subtle);border-left:1px solid var(--line);padding-left:9px;font-size:11px}.preview-notice{border:1px solid var(--accent-border);background:var(--accent-soft);color:var(--accent);border-radius:7px;align-items:center;gap:9px;margin-bottom:24px;padding:11px 14px;font-size:12px;display:flex}.preview-notice svg{width:16px;height:16px}.workspace-panel{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);border-radius:12px;min-width:0;overflow:hidden}.panel-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:12px;padding:23px 26px 20px;display:flex}.panel-heading h2,.section-heading h2,.process-section h2,.context-heading h2{letter-spacing:-.2px;font-size:14px;font-weight:600}.panel-heading p{color:var(--subtle);margin-top:4px;font-size:11px}.status-label{background:var(--background);color:var(--subtle);border-radius:5px;flex-shrink:0;align-items:center;gap:6px;padding:4px 8px;font-size:10px;display:inline-flex}.status-label:before{content:"";background:var(--subtle);border-radius:50%;width:4px;height:4px}.dot-canvas{background-image:radial-gradient(var(--canvas-dot) .7px, transparent .7px);background-size:18px 18px}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:266px;padding:40px 24px;display:flex}.empty-icon{border:1px solid var(--accent-border);width:52px;height:52px;color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 7px var(--panel);border-radius:14px;place-items:center;margin-bottom:20px;display:grid}.empty-icon svg{width:25px;height:25px}.empty-state h3{letter-spacing:-.3px;font-size:16px;font-weight:550}.empty-state p{color:var(--muted);max-width:370px;margin-top:8px;font-size:12px;line-height:1.9}.panel-footnote{background:var(--surface-soft);border-top:1px solid var(--line);color:var(--subtle);justify-content:center;align-items:center;gap:7px;padding:11px 20px;font-size:11px;display:flex}.panel-footnote svg{width:13px;height:13px}.explore-section{margin-top:31px}.section-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:13px;display:flex}.section-heading>span{color:var(--subtle);font-size:11px}.explore-link{text-align:left;border-bottom:1px solid var(--line);align-items:center;gap:16px;width:100%;padding:17px 8px;transition:background .16s;display:flex}.explore-link:hover{background:var(--panel)}.explore-icon{background:var(--panel);border:1px solid var(--line);width:39px;height:39px;color:var(--muted);border-radius:9px;flex-shrink:0;place-items:center;display:grid}.explore-copy{flex-direction:column;gap:3px;display:flex}.explore-copy strong{font-size:13px;font-weight:550}.explore-copy>span{color:var(--muted);font-size:12px}.explore-arrow{width:17px;color:var(--subtle);margin-left:auto;transition:transform .16s,color .16s}.explore-link:hover .explore-arrow{color:var(--accent);transform:translate(3px)}.page-footer{color:var(--subtle);justify-content:space-between;gap:12px;padding-top:30px;font-size:10px;display:flex}.filter-preview{border-bottom:1px solid var(--line);color:var(--subtle);justify-content:space-between;align-items:center;gap:16px;padding:17px 26px;font-size:12px;display:flex}.search-preview,.filter-label{align-items:center;gap:9px;display:inline-flex}.filter-preview svg{width:16px;height:16px}.filter-label{white-space:nowrap}.process-section{padding:28px 4px 12px}.process-section>p{color:var(--muted);margin-top:11px;font-size:12px}.hierarchy-path{color:var(--subtle);align-items:center;gap:18px;margin-top:18px;display:flex}.hierarchy-path>span{color:var(--foreground);align-items:center;gap:8px;font-size:12px;display:inline-flex}.hierarchy-path svg{width:15px;height:15px}.comparison-sources{border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:24px 26px;display:grid}.comparison-sources>div{border:1px dashed var(--line);background:var(--surface-soft);border-radius:8px;align-items:center;gap:12px;padding:16px;display:flex}.comparison-sources>svg{width:18px;color:var(--subtle)}.source-letter{background:var(--panel);border:1px solid var(--line);width:30px;height:30px;color:var(--muted);border-radius:6px;flex-shrink:0;place-items:center;font-size:11px;display:grid}.comparison-sources h3{font-size:12px;font-weight:550}.comparison-sources p{color:var(--subtle);margin-top:4px;font-size:11px}.ai-layout{grid-template-columns:minmax(0,1fr) 260px;align-items:start;gap:22px;display:grid}.ai-layout .empty-state{min-height:280px}.composer-preview{border:1px solid var(--line);background:var(--surface-soft);border-radius:9px;margin:0 22px 22px;padding:13px 15px 10px}.composer-preview label{color:var(--muted);font-size:11px}.composer-preview textarea{resize:none;width:100%;color:var(--muted);outline:none;margin-top:10px;font-size:12px;line-height:1.7;display:block}.composer-preview textarea::placeholder{color:var(--subtle);opacity:1}.composer-preview>div{color:var(--subtle);justify-content:space-between;align-items:center;margin-top:12px;font-size:10px;display:flex}.composer-preview button{background:var(--line);width:30px;height:30px;color:var(--muted);border-radius:6px;place-items:center;display:grid}.composer-preview button svg{width:15px}.context-panel{border:1px solid var(--line);background:var(--panel);border-radius:12px;padding:24px 21px}.context-heading{align-items:center;gap:9px;display:flex}.context-heading svg{width:17px;color:var(--accent)}.context-description{color:var(--muted);margin-top:12px;font-size:12px;line-height:1.9}.context-panel dl{margin-top:22px}.context-panel dl>div{justify-content:space-between;gap:10px;margin-top:15px;font-size:11px;display:flex}.context-panel dt{color:var(--subtle)}.context-panel dd{color:var(--muted)}.question-examples{border-top:1px solid var(--line);margin-top:23px;padding-top:21px}.question-examples h3{margin-bottom:13px;font-size:11px;font-weight:550}.question-examples p{color:var(--muted);margin-top:12px;font-size:11px;line-height:1.9}.context-footnote{color:var(--subtle);margin-top:25px;font-size:10px;line-height:1.9}@keyframes page-enter{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (min-width:1600px){.page-content{padding-top:48px}.empty-state{min-height:290px}}@media (max-width:1150px){.page-content{padding:32px 28px 24px}.topbar{padding:0 28px}.sidebar{width:216px;padding-left:14px;padding-right:14px}.ai-layout{grid-template-columns:minmax(0,1fr)}.context-panel dl{flex-wrap:wrap;gap:25px;margin-top:5px;display:flex}.context-panel dl>div{gap:14px}.question-examples{display:none}.context-footnote{margin-top:16px}}@media (max-width:760px){.app-shell{flex-direction:column;min-height:0}.sidebar{border-right:0;border-bottom:1px solid var(--line);flex-shrink:0;width:100%;padding:17px 20px 0;overflow:visible}.brand{gap:9px;padding:0}.brand-mark{border-radius:8px;width:30px;height:32px}.brand-mark svg{width:20px}.brand-name{font-size:15px}.brand-description{font-size:10px}.platform-section{border:0;margin-top:18px;padding-bottom:0}.nav-label,.sidebar-footer{display:none}.platform-options{gap:8px;display:flex}.platform-button{background:var(--background);border-color:var(--line);flex:1;padding:7px 10px;font-size:12px}.platform-button[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent-border);color:var(--accent)}.platform-symbol{width:20px;height:20px;font-size:12px}.primary-nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-top:14px;display:grid}.nav-button{border-radius:6px 6px 0 0;flex-direction:column;justify-content:center;gap:5px;padding:9px 0 11px;font-size:11px;position:relative}.nav-button[aria-current]:after{content:"";background:var(--accent);height:2px;position:absolute;bottom:-1px;left:12px;right:12px}.nav-button .nav-chevron{display:none}.nav-button>svg{width:17px;height:17px}.workspace{min-height:0}.topbar{display:none}.page-content{padding:25px 20px 22px}.page-heading{flex-direction:column;align-items:flex-start;gap:15px;margin-bottom:20px}.page-heading h1{font-size:25px}.page-heading p{margin-top:6px;font-size:12px}.date-placeholder{padding:6px 9px;font-size:11px}.preview-notice{align-items:flex-start;margin-bottom:20px;padding:10px 12px;font-size:11px;line-height:1.8}.preview-notice svg{margin-top:2px}.panel-heading{padding:18px}.panel-heading h2{font-size:13px}.status-label{padding:4px 6px;font-size:9px}.empty-state{min-height:245px;padding:32px 21px}.empty-state h3{font-size:15px}.empty-state p{font-size:11px}.empty-icon{border-radius:12px;width:46px;height:46px}.panel-footnote{padding:11px 15px;font-size:10px}.explore-section{margin-top:25px}.explore-link{gap:12px;padding:17px 0}.explore-copy>span{font-size:11px;line-height:1.8}.explore-icon{width:35px;height:35px}.section-heading>span{font-size:10px}.page-footer{padding-top:24px;font-size:9px}.page-footer>span:last-child{display:none}.filter-preview{flex-wrap:wrap;gap:10px;padding:14px 18px;font-size:10px}.comparison-sources{grid-template-columns:1fr;gap:10px;padding:18px}.comparison-sources>svg{display:none}.comparison-sources>div{padding:12px}.process-section{padding-top:24px}.hierarchy-path{gap:11px}.composer-preview{margin:0 16px 16px}.ai-layout{gap:18px}.ai-layout .empty-state{min-height:260px}.context-panel dl,.question-examples{display:block}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.chat-pane-content{height:100%;min-height:0}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
