:root{color:#243d32;font-synthesis:none;--ink:#243d32;--muted:#687b6e;--green:#286450;--dark:#173d31;--line:#dce5d9;--panel:#f0f4ed;--soft:#e1ecdd;--paper:#fff;--danger:#ac3737;background:#fafbf8;font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:3px}a{color:var(--green)}button{background:0 0;border:0}input,textarea,select{color:var(--ink)}.topbar{border-bottom:1px solid var(--line);background:#fafbf8;align-items:center;gap:36px;min-height:90px;padding:18px 30px;display:flex}.brand{min-width:245px;color:var(--dark);align-items:center;gap:12px;display:flex}.brand>svg{box-sizing:content-box;background:var(--dark);color:#e7f0de;border-radius:10px;padding:8px}.brand span{letter-spacing:.15em;font-size:15px;font-weight:600;display:block}.brand small{color:var(--muted);letter-spacing:.025em;margin-top:5px;font-size:12px;display:block}.search{color:var(--muted);background:#eef2e9;border:1px solid #e6ecdf;border-radius:8px;flex:0 400px;align-items:center;gap:11px;padding:10px 15px;display:flex}.search input{background:0 0;border:0;outline:0;width:100%;min-width:0;font-size:14px}.top-actions{align-items:center;gap:12px;margin-left:auto;display:flex}.quiet{color:var(--muted);font-size:12px}.icon-button{border-radius:6px;justify-content:center;align-items:center;padding:8px;display:inline-flex}.icon-button:hover{background:var(--soft)}.mobile-menu{display:none}.workspace{grid-template-columns:260px minmax(0,1fr);min-height:calc(100vh - 90px);display:grid}.sidebar{background:var(--panel);border-right:1px solid var(--line);flex-direction:column;padding:26px 14px;display:flex}.sidebar-top{justify-content:space-between;align-items:center;padding:0 12px 18px;display:flex}.eyebrow{letter-spacing:.1em;color:var(--muted);font-size:12px;font-weight:500}.count{border:1px solid var(--line);color:var(--muted);border-radius:4px;padding:1px 7px;font-size:12px}.filters{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:5px;margin-bottom:12px;padding:0 8px 17px;display:flex}.filters button{color:var(--muted);border-radius:5px;padding:6px 8px;font-size:12px}.filters button.active{color:var(--dark);background:#dfe9d9;font-weight:500}.note-list{flex-direction:column;gap:4px;display:flex}.note-item{text-align:left;border-radius:6px;align-items:flex-start;gap:10px;padding:11px 12px;font-size:14px;display:flex}.note-item>svg{color:#819580;flex:none;margin-top:4px}.note-item span{overflow-wrap:anywhere}.note-item small{color:var(--muted);margin-top:4px;font-size:12px;display:block}.note-item.active{box-shadow:inset 3px 0 0 var(--green);color:var(--dark);background:#dce8d5}.note-item:hover{background:#e5eddf}.sidebar-bottom{color:var(--muted);align-items:center;gap:7px;margin-top:auto;padding:28px 12px 0;font-size:12px;display:flex}.main{min-width:0}.content-toolbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:15px;padding:22px 34px;display:flex}.breadcrumb{color:var(--muted);align-items:center;gap:12px;font-size:12px;display:flex}.view-switch{background:#eef2e9;border-radius:7px;gap:3px;padding:3px;display:flex}.view-switch button{border-radius:5px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;display:flex}.view-switch button.active{color:var(--dark);background:#fff;box-shadow:0 1px 4px #16302212}.note-layout{grid-template-columns:minmax(0,1fr) 246px;display:grid}.reading-column{min-width:0}.note-article{max-width:840px;margin:auto;padding:42px 52px 52px}.note-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;font-size:12px;display:flex}.kind-tag{background:var(--soft);color:var(--green);border-radius:4px;padding:3px 8px}.note-article h1{letter-spacing:-.035em;overflow-wrap:anywhere;margin:18px 0 22px;font-size:clamp(28px,2.8vw,40px);font-weight:500;line-height:1.4}.note-summary{color:#345842;border-left:3px solid #52836b;margin:0 0 34px;padding:2px 0 2px 20px;font-size:18px;line-height:1.95}.markdown{overflow-wrap:anywhere;font-size:16px;line-height:1.95}.markdown h2{margin:32px 0 13px;font-size:19px;font-weight:500;line-height:1.5}.markdown h3{font-size:17px;font-weight:500}.markdown p{margin:12px 0 20px}.markdown ul,.markdown ol{padding-left:24px}.markdown li{margin:7px 0}.markdown a{border-bottom:1px solid #b7cbb5;text-decoration:none}.markdown pre{background:#eef2ea;border-radius:7px;padding:18px;font-size:14px;line-height:1.65;overflow:auto}.markdown code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em}.markdown :not(pre)>code{background:#edf1e9;border-radius:4px;padding:2px 5px}.markdown table{border-collapse:collapse;font-size:14px;display:block;overflow:auto}.markdown th,.markdown td{border:1px solid var(--line);text-align:left;padding:9px}.markdown blockquote{border-left:3px solid var(--line);color:var(--muted);margin-left:0;padding-left:20px}.markdown img{max-width:100%}.article-footer{color:var(--muted);border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:12px}.connections{border-left:1px solid var(--line);background:#f8faf5;min-width:0;padding:34px 23px}.connections h2{justify-content:space-between;align-items:center;margin:6px 0 18px;font-size:13px;font-weight:500;display:flex}.connections h2 span{color:var(--muted);font-weight:400}.connection{text-align:left;border-bottom:1px solid var(--line);width:100%;padding:14px 0;display:block}.connection>span:nth-child(2){color:var(--green);overflow-wrap:anywhere;justify-content:space-between;gap:5px;margin:7px 0;font-size:14px;display:flex}.connection svg{flex:none;margin-top:4px}.relation-label,.connection small{color:var(--muted);overflow-wrap:anywhere;font-size:12px;display:block}.source-heading{margin-top:36px!important}.connections .source{overflow-wrap:anywhere;padding:12px 0;text-decoration:none;display:block}.connections .source>span{gap:6px;font-size:13px;display:flex}.connections .source svg{flex:none;margin-top:4px}.connections .source small{color:var(--muted);margin-top:7px;font-size:12px;display:block}.empty-small{color:var(--muted);padding:10px;font-size:14px}.knowledge-graph{border-bottom:1px solid var(--line);background:#f3f7ef;height:510px}.react-flow__node.graph-note{color:#254333;background:#fff;border:1px solid #cfdccc;border-radius:9px;padding:16px 12px;font-size:15px;box-shadow:0 3px 14px #25382108}.graph-note small{color:#6b7d6c;margin-top:6px;font-size:12px;display:block}.react-flow__node.graph-note.selected{background:#deebd6;border:2px solid #286450}.react-flow__controls button{color:#243d32!important;background:#fff!important}.button{border:1px solid var(--line);white-space:nowrap;background:#fff;border-radius:6px;justify-content:center;align-items:center;gap:7px;padding:9px 13px;font-size:14px;display:inline-flex}.button.primary{background:var(--dark);border-color:var(--dark);color:#fff}.button:hover{filter:brightness(.96)}@media (width>=1600px){.workspace{grid-template-columns:290px minmax(0,1fr)}.note-layout{grid-template-columns:minmax(0,1fr) 290px}.connections{padding:40px 32px}.note-article{padding-top:48px}}@media (width<=1150px){.workspace{grid-template-columns:220px minmax(0,1fr)}.brand{min-width:200px}.topbar{gap:20px}.note-layout{grid-template-columns:minmax(0,1fr)}.connections{border-left:0;border-top:1px solid var(--line);flex-wrap:wrap;gap:15px;padding:28px 36px;display:flex}.connections h2{flex-basis:100%;margin:0}.connection{background:#edf3e8;border:0;border-radius:6px;flex:160px;width:auto;padding:14px}.connections .source{flex:200px}.source-heading{margin-top:12px!important}.note-article{padding:38px}.content-toolbar{padding:20px 30px}}@media (width<=700px){.topbar{flex-wrap:wrap;gap:14px;padding:15px 18px}.brand{flex:1;min-width:0}.brand span{font-size:14px}.brand>svg{padding:6px}.search{flex:100%;order:3;padding:9px 12px}.search input{font-size:16px}.top-actions{gap:4px}.top-actions .quiet{display:none}.mobile-menu{display:flex}.workspace{min-height:0;display:block}.sidebar{border-right:0;border-bottom:1px solid var(--line);display:none}.sidebar.open{display:flex}.sidebar-bottom{padding-top:15px}.note-list{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.note-item{padding:10px;font-size:13px}.content-toolbar{flex-wrap:wrap;padding:17px 20px}.breadcrumb{gap:8px}.note-article{padding:29px 23px 36px}.note-article h1{font-size:30px}.note-summary{padding-left:16px;font-size:17px}.connections{padding:24px}.knowledge-graph{height:440px}.button{min-height:40px;padding:9px 10px}.icon-button{min-width:40px;min-height:40px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.status-banner{border-bottom:1px solid var(--line);color:#456849;background:#eef4e8;justify-content:space-between;align-items:center;gap:12px;padding:12px 28px;font-size:13px;display:flex}.status-banner.error{color:var(--danger);background:#fff0ec}.status-banner button{text-decoration:underline}.toast{z-index:20;background:var(--dark);color:#fff;border-radius:8px;max-width:90vw;padding:12px 20px;font-size:14px;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 8px 32px #16302225}.title-row{justify-content:space-between;align-items:flex-start;gap:15px;display:flex}.title-row h1{flex:1}.note-actions{flex:none;margin-top:20px;display:flex}.sidebar-bottom{flex-direction:column;align-items:flex-start;gap:14px;display:flex}.sidebar-bottom>span{align-items:center;gap:7px;display:flex}.text-button{color:var(--green);text-align:left;align-items:center;gap:6px;padding:5px 0;font-size:13px;display:inline-flex}.dialog{border:1px solid var(--line);width:min(480px,100vw - 28px);max-height:calc(100dvh - 36px);color:var(--ink);background:#fafbf8;border-radius:14px;padding:0;box-shadow:0 24px 90px #10231c35}.dialog.wide{width:min(860px,100vw - 28px)}.dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#112a2180}.dialog-head{border-bottom:1px solid var(--line);z-index:2;background:#fafbf8;justify-content:space-between;align-items:center;gap:12px;padding:20px 25px;display:flex;position:sticky;top:0}.dialog-head h2{margin:0;font-size:18px;font-weight:500}.dialog-body,.editor-form{padding:24px}.form-description{color:var(--muted);margin:0 0 22px;font-size:14px;line-height:1.8}.field{flex-direction:column;gap:8px;min-width:0;margin-bottom:20px;font-size:14px;display:flex}.field input,.field textarea,.field select,.form-row input,.form-row select,.source-editor input{background:#fff;border:1px solid #cddac8;border-radius:6px;width:100%;min-width:0;padding:10px 12px;font-size:15px;line-height:1.6}.field textarea{resize:vertical}.field-hint{color:var(--muted);font-size:12px}.form-row{gap:14px;display:flex}.grow{flex:1}.body-editor{font-family:ui-monospace,SFMono-Regular,Menlo,monospace!important;font-size:14px!important;line-height:1.85!important}.editor-form fieldset{border:0;margin:10px 0 22px;padding:0}.editor-form legend{margin-bottom:12px;font-size:14px}.compact{align-items:center;gap:8px;margin-bottom:10px}.compact input,.compact select{flex:1}.source-editor{grid-template-columns:1fr 1.5fr auto;gap:8px;margin-bottom:10px;display:grid}.dialog-actions{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;margin-top:22px;padding-top:20px;display:flex}.dialog>.dialog-actions{margin-top:0;padding:20px 24px}.dialog-actions .quiet{margin-right:auto}.error-box,.success-box{overflow-wrap:anywhere;border-radius:6px;padding:13px 15px;font-size:14px;line-height:1.8}.error-box{color:var(--danger);background:#fff0ec}.success-box{color:#315f38;background:#e4efde}.error-box .text-button{margin-top:8px;display:flex}.history-layout{grid-template-columns:170px minmax(0,1fr);display:grid}.history-layout nav{background:var(--panel);border-right:1px solid var(--line);padding:16px}.history-layout nav button{text-align:left;border-radius:5px;width:100%;padding:12px;font-size:14px;display:block}.history-layout nav button.active{background:var(--soft)}.history-layout nav small{color:var(--muted);margin-top:6px;font-size:12px;display:block}.history-layout>section{min-width:0;padding:24px}.history-layout>section>h3{font-size:23px;font-weight:500}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=700px){.status-banner{padding:10px 20px;font-size:12px}.editor-form,.dialog-body{padding:20px}.dialog-head{padding:15px 20px}.form-row{flex-wrap:wrap}.form-row .field{flex:170px}.compact input,.compact select{flex:100px}.source-editor{grid-template-columns:minmax(0,1fr) auto}.source-editor input:nth-child(2){grid-area:2/1}.source-editor .icon-button{grid-area:1/2/span 2}.history-layout{display:block}.history-layout nav{border-right:0;border-bottom:1px solid var(--line);flex-wrap:wrap;gap:6px;display:flex}.history-layout nav button{width:auto}.field input,.field textarea,.field select{font-size:16px}.note-actions{gap:0}.title-row h1{min-width:0}}.graph-loading{height:510px;color:var(--muted);place-items:center;font-size:14px;display:grid}.topic-switch{align-items:center;gap:8px;margin-top:5px;display:flex}.brand .topic-switch>span{letter-spacing:0;color:var(--muted);font-size:11px;font-weight:400}.topic-switch select{font:inherit;color:var(--dark);border:1px solid var(--line);background:#f0f4ed;border-radius:6px;min-width:125px;max-width:190px;padding:4px 25px 4px 9px;font-size:14px}.topic-empty{text-align:center;max-width:700px;margin:auto;padding:80px 30px}.topic-empty>svg{color:var(--green)}.topic-empty h1{font-size:30px;font-weight:500}.topic-empty p{color:var(--muted);margin-bottom:25px;line-height:1.8}@media (width<=700px){.topic-switch select{max-width:170px;font-size:16px}.brand .topic-switch>span{display:none}.brand>div{min-width:0}.brand>div>span{letter-spacing:.08em;font-size:12px}.topic-empty{padding:50px 22px}}@media (width<=360px){.brand>svg{display:none}.brand>div{flex:1}.topic-switch select{width:100%;min-width:0;max-width:170px}}:root{--muted:#5f7166;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif}.skip-link{z-index:100;border:2px solid var(--green);background:#fff;padding:12px;position:fixed;top:-60px;left:18px}.skip-link:focus{top:12px}.calm-reader .topbar{background:#fafbf8;gap:32px;min-height:80px;padding:14px 32px}.calm-reader .brand{min-width:210px}.calm-reader .brand>div>span{letter-spacing:.015em;font-size:14px}.calm-reader .brand>svg{border-radius:12px;padding:9px}.calm-reader .topic-switch{margin-top:4px}.calm-reader .topic-switch select{background:0 0;border-color:#0000;min-width:112px;max-width:170px;padding-left:0;font-size:15px;font-weight:500}.calm-reader .brand .topic-switch>span{display:none}.calm-reader .search{border-color:var(--line);background:#fff;border-radius:10px;max-width:350px}.calm-reader .workspace{grid-template-columns:minmax(0,1fr);min-height:calc(100dvh - 80px);display:grid}.calm-reader .workspace.with-directory{grid-template-columns:250px minmax(0,1fr)}.calm-reader .sidebar{padding:20px 12px;display:none}.calm-reader .sidebar.open{display:flex}.calm-reader .sidebar-top{gap:4px;padding:0 8px 16px;font-size:14px}.calm-reader .sidebar-top>span{margin-right:auto}.calm-reader .note-list{display:flex}.calm-reader .note-item{padding:12px 10px;font-size:15px;line-height:1.5}.calm-reader .note-item>svg{margin-top:3px}.directory-tools{color:var(--muted);margin:28px 8px 0;font-size:14px}.directory-tools summary{cursor:pointer;padding:10px 0}.directory-tools .sidebar-bottom{padding:10px 0}.calm-reader .content-toolbar{border-bottom:1px solid var(--line);background:#fafbf8;min-height:65px;padding:12px 32px}.toolbar-location{align-items:center;gap:18px;display:flex}.calm-reader .breadcrumb{font-size:14px}.calm-reader .view-switch{background:#eaf0e7;border-radius:10px;padding:4px}.calm-reader .view-switch button{border-radius:7px;min-height:36px;padding:7px 14px;font-size:14px}.calm-reader .view-switch button.active{box-shadow:0 1px 3px #173d3110}.calm-reader .directory-toggle{background:0 0;border-color:#0000;padding-left:0;font-size:14px}.calm-reader .note-article{width:100%;max-width:880px;padding:34px 40px 45px}.calm-reader .note-meta{color:var(--muted);font-size:14px}.calm-reader .title-row{align-items:center;gap:12px;margin:8px 0 24px}.calm-reader .title-row h1{letter-spacing:0;min-width:0;margin:0;font-size:26px;font-weight:600;line-height:1.5}.calm-reader .note-actions{margin:0}.takeaway{background:#edf3e8;border:1px solid #dce7d5;border-radius:12px;margin-bottom:26px;padding:19px 22px}.takeaway>span{color:#47634d;margin-bottom:8px;font-size:14px;font-weight:500;display:block}.calm-reader .note-summary{color:#263f31;border:0;margin:0;padding:0;font-size:18px;font-weight:500;line-height:1.8}.calm-reader .markdown{letter-spacing:.005em;font-size:17px;line-height:1.9}.calm-reader .markdown h1,.calm-reader .markdown h2,.calm-reader .markdown h3,.calm-reader .markdown h4{margin:26px 0 12px;font-size:18px;font-weight:600;line-height:1.65}.calm-reader .markdown p{margin:12px 0 18px}.calm-reader .markdown>p:last-child{margin-bottom:0}.calm-reader .markdown strong{font-weight:600}.calm-reader .markdown table{max-width:100%;font-size:16px}.calm-reader .markdown pre{font-size:15px;line-height:1.75}.calm-reader .markdown blockquote{color:var(--ink);margin:20px 0;padding:4px 0 4px 18px}.calm-reader .markdown img{object-fit:contain;border-radius:8px;max-height:560px;margin:24px auto;display:block}.visual-disclosure{margin-bottom:24px}.visual-disclosure>summary{cursor:pointer;color:var(--muted);justify-content:space-between;align-items:center;padding:0 2px 12px;font-size:14px;list-style:none;display:flex}.visual-disclosure>summary::-webkit-details-marker{display:none}.visual-disclosure>summary span{text-underline-offset:3px;font-size:14px;text-decoration:underline}.visual-guide{border:1px solid var(--line);background:#fff;border-radius:14px;margin:0;padding:22px;overflow:hidden}.visual-kicker{color:var(--muted);font-size:14px}.visual-guide figcaption h2,.calm-reader .markdown .visual-guide h2{margin:6px 0;font-size:18px;font-weight:600;line-height:1.6}.visual-guide figcaption>p{color:var(--muted);margin:4px 0 20px;font-size:14px;line-height:1.5}.visual-steps{gap:26px;margin:0 0 18px;list-style:none;display:flex;padding:0!important}.visual-steps li{flex:1;min-width:0;position:relative;margin:0!important}.visual-steps button{background:#fafbf8;border:1px solid #d8e2d5;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:9px;width:100%;min-height:104px;padding:14px 8px;transition:background-color .16s,border-color .16s;display:flex;position:relative}.visual-steps button>svg{color:#6c8370}.visual-steps button>span:last-child{font-size:15px;font-weight:500;line-height:1.5}.visual-steps .step-number{color:#657765;font-size:12px;position:absolute;top:5px;left:8px}.visual-steps button.current{background:#e3eedb;border:2px solid #3a7254;padding:13px 7px;box-shadow:0 0 0 3px #edf3e8}.visual-steps button.current>svg{color:#235537}.visual-steps button.current .step-number{top:4px;left:7px}.visual-steps .step-arrow{color:#7f967e;position:absolute;top:42px;right:-23px}.visual-steps.many-steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.visual-steps.many-steps .step-arrow{display:none}.return-path{color:var(--muted);border-bottom:1px dashed #b7c9b2;border-left:1px dashed #b7c9b2;border-right:1px dashed #b7c9b2;border-radius:0 0 8px 8px;justify-content:center;align-items:center;gap:7px;margin:-5px 12px 18px;padding:0 8px 10px;font-size:14px;display:flex}.step-explanation{background:#f4f7f0;border-radius:9px;min-height:114px;padding:16px 18px}.step-explanation strong{font-size:16px;font-weight:600}.step-explanation p,.calm-reader .markdown .step-explanation p{margin:7px 0 0;font-size:16px;line-height:1.8}.visual-controls{align-items:center;gap:6px;margin-top:14px;display:flex}.visual-controls>.button{background:#fff;margin-right:auto;font-size:14px}.visual-controls>span{color:var(--muted);text-align:center;min-width:35px;margin-right:10px;font-size:14px}.visual-caption,.calm-reader .markdown .visual-caption{color:var(--muted);margin:14px 0 0;font-size:14px;line-height:1.7}.visual-block{margin:24px 0}.diagram-error{border:1px solid var(--line);border-radius:8px;padding:14px;font-size:14px}.diagram-error pre{white-space:pre;overflow:auto}.focus-section{border:1px solid var(--line);background:#fff;border-radius:14px;margin:24px 0;padding:22px 24px}.section-progress{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;font-size:14px;display:flex}.section-progress .text-button{padding:5px 8px;font-size:14px}.reading-progress{background:#edf1e9;border-radius:3px;height:3px;margin:12px 0 24px;overflow:hidden}.reading-progress>span{background:#6c9163;border-radius:3px;height:100%;display:block}.section-content>h2{margin:0 0 14px;font-size:18px;font-weight:600;line-height:1.65}.section-group{color:var(--muted);margin:0 0 7px;font-size:14px}.section-content .markdown>:first-child{margin-top:0}.section-content .markdown{min-height:95px}.section-navigation{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;margin-top:26px;padding-top:18px;display:flex}.section-navigation .button{min-height:42px;padding:9px 14px;font-size:15px}.reading-end{color:var(--muted);align-items:center;gap:7px;font-size:14px;display:flex}.section-outline{background:#f5f7f1;border-radius:8px;flex-direction:column;gap:4px;margin:0 0 22px;padding:10px;display:flex}.section-outline button{text-align:left;border-radius:6px;align-items:baseline;gap:10px;padding:10px;font-size:15px;line-height:1.6;display:flex}.section-outline button span{color:var(--muted);min-width:18px}.section-outline button[aria-current]{color:#204a2f;background:#e2ecd9}.relation-sketch{border:1px solid var(--line);background:#f6f8f2;border-radius:12px;margin:0 0 24px;padding:16px 20px}.relation-sketch summary{color:var(--green);cursor:pointer;align-items:center;gap:8px;font-size:14px;display:flex}.relation-center{text-align:center;background:#e7f0e0;border:1px solid #cbdcc4;border-radius:8px;max-width:280px;margin:20px auto 24px;padding:14px;font-size:16px}.relation-branches{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.relation-branches button{border:1px solid var(--line);text-align:left;background:#fff;border-radius:8px;padding:12px;position:relative}.relation-branches button span{color:var(--muted);margin-bottom:6px;font-size:14px;display:block}.relation-branches button strong{font-size:15px;font-weight:500}.reference-panel{border-top:1px solid var(--line);margin-top:28px;padding-top:8px}.reference-panel>summary{cursor:pointer;color:var(--muted);align-items:center;gap:9px;padding:16px 0;font-size:14px;list-style:none;display:flex}.reference-panel>summary::-webkit-details-marker{display:none}.reference-panel>summary>span{margin-left:auto;font-size:14px}.calm-reader .connections{background:0 0;border:0;flex-wrap:wrap;gap:14px;padding:10px 0 16px;display:flex}.calm-reader .connections h2{flex-basis:100%;margin:0;font-size:15px}.calm-reader .connection{border:1px solid var(--line);background:#f2f6ed;border-radius:8px;flex:220px;padding:13px}.calm-reader .connection>span:nth-child(2){font-size:15px}.calm-reader .connections .source{flex:220px}.calm-reader .article-footer{border:0;margin-top:24px;padding:0;font-size:13px;line-height:1.7}.graph-stage{max-width:1150px;margin:auto;padding:24px 32px}.graph-intro h1{margin:4px 0 8px;font-size:24px;font-weight:600;line-height:1.5}.graph-intro p{color:var(--muted);margin:0 0 20px;font-size:15px}.calm-reader .knowledge-graph{border:1px solid var(--line);border-radius:12px;height:480px}.graph-selection{border:1px solid var(--line);background:#fff;border-radius:12px;justify-content:space-between;align-items:center;gap:22px;margin:18px 0;padding:20px;display:flex}.graph-selection strong{font-size:18px;font-weight:500}.graph-selection p{margin:8px 0 0;font-size:16px;line-height:1.8}@media (width<=850px){.calm-reader .topbar{gap:20px;padding:14px 22px}.calm-reader .brand{min-width:165px}.calm-reader .note-article{padding:28px}.calm-reader .workspace.with-directory{grid-template-columns:220px minmax(0,1fr)}.calm-reader .content-toolbar{padding:12px 22px}.calm-reader .breadcrumb{display:none}.visual-steps{gap:16px}.visual-steps .step-arrow{width:14px;right:-16px}.visual-guide{padding:18px}.visual-steps button>span:last-child{font-size:14px}}@media (width<=700px){.calm-reader .topbar{gap:12px;padding:12px 18px}.calm-reader .brand{min-width:0}.calm-reader .brand>div>span{font-size:14px}.calm-reader .brand>svg{padding:8px}.calm-reader .topic-switch select{min-width:0;padding-top:2px;padding-bottom:2px;font-size:16px}.calm-reader .search{flex-basis:100%;max-width:none;padding:8px 12px}.calm-reader .workspace,.calm-reader .workspace.with-directory{display:block}.calm-reader .sidebar.open{max-height:65dvh;overflow:auto}.calm-reader .note-list{display:flex}.calm-reader .content-toolbar{flex-wrap:nowrap;gap:6px;padding:10px 18px}.calm-reader .view-switch button{gap:5px;min-height:36px;padding:6px 9px;font-size:14px}.calm-reader .directory-toggle{gap:6px;min-height:36px;padding-right:6px}.calm-reader .note-article{padding:24px 18px 32px}.calm-reader .title-row{gap:5px;margin-bottom:18px}.calm-reader .title-row h1{font-size:23px;line-height:1.5}.calm-reader .note-actions .icon-button{min-width:36px;min-height:40px;padding:7px}.takeaway{margin-bottom:22px;padding:16px 18px}.calm-reader .note-summary{font-size:17px}.visual-guide{border-radius:12px;padding:16px}.visual-steps,.visual-steps.many-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.visual-steps .step-arrow{display:none}.visual-steps button{gap:7px;min-height:88px;padding:12px 8px}.visual-steps button.current{padding:11px 7px}.visual-steps button>span:last-child{font-size:15px}.step-explanation{min-height:145px;padding:14px 16px}.visual-controls>.button{gap:4px;padding:8px 10px}.visual-controls>span{margin-right:0}.return-path{margin-left:0;margin-right:0;font-size:14px}.focus-section{margin-top:22px;padding:18px}.section-content .markdown{min-height:120px}.section-navigation{gap:8px}.section-navigation .button{padding:9px 10px;font-size:14px}.reading-end{font-size:13px}.graph-stage{padding:20px 18px}.graph-selection{flex-direction:column;align-items:stretch;padding:18px}.calm-reader .knowledge-graph{height:420px}.graph-intro h1{font-size:22px}.calm-reader .connections{padding-top:5px}.calm-reader .status-banner{line-height:1.7}}@media (width<=360px){.calm-reader .view-switch button{padding:6px 7px}.calm-reader .view-switch svg,.calm-reader .brand>svg{display:none}.calm-reader .content-toolbar{padding-left:16px;padding-right:16px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.nested-directory{min-width:0;font-size:14px}.nested-directory ul{margin:0;padding:0;list-style:none}.nested-directory .directory-children{border-left:1px solid #d3dfce;margin:3px 0 8px 7px;padding-left:10px}.directory-folder{margin:4px 0}.directory-heading{text-align:left;border-radius:7px;align-items:center;gap:6px;width:100%;padding:11px 7px;font-size:14px;line-height:1.5;display:flex}.directory-heading:hover{background:#e7eee1}.directory-heading.current-folder{color:#245337;font-weight:600}.directory-heading>svg{color:#70856d;flex:none}.directory-heading>svg:first-child{transition:transform .15s}.directory-heading .expanded{transform:rotate(90deg)}.directory-heading>span{overflow-wrap:anywhere;flex:1;min-width:0}.directory-heading>small{color:var(--muted);font-size:12px;font-weight:400}.directory-heading:disabled{opacity:1;cursor:default}.calm-reader .directory-note{align-items:flex-start;gap:7px;width:100%;margin:3px 0;padding:9px 8px;font-size:14px;line-height:1.65}.directory-note>span{flex:1;min-width:0}.directory-note>svg{flex:none}.directory-note .shared-note{color:#587254;border:1px solid #d8e3d1;border-radius:4px;flex:none;margin:3px 0 0;padding:0 3px;font-size:11px;font-weight:400;line-height:1.5;display:block}.directory-search-hint{color:var(--muted);padding:10px 8px;font-size:12px;line-height:1.7}.toolbar-location{min-width:0}.calm-reader .breadcrumb{white-space:nowrap;text-overflow:ellipsis;max-width:55vw;display:block;overflow:hidden}.calm-reader .view-switch{flex-shrink:0}.note-location{overflow-wrap:anywhere;line-height:1.6}.calm-reader .note-meta{gap:8px 14px}.directory-filters{border-bottom:1px solid var(--line);margin:0 8px 12px;padding-bottom:9px}.directory-filters summary{color:var(--muted);cursor:pointer;padding:7px 0;font-size:13px}.directory-filters .filters{border:0;margin:0;padding:6px 0 0}@media (width<=850px){.calm-reader .breadcrumb{display:none}}@media (width<=700px){.calm-reader .directory-heading{min-height:42px}.calm-reader .directory-note{min-height:42px;font-size:15px}.calm-reader .sidebar.open{max-height:68dvh}.calm-reader .note-meta{font-size:13px}.directory-note .shared-note{font-size:12px}}.note-media{border:1px solid var(--line);background:#fff;border-radius:14px;margin:0 0 28px;overflow:hidden}.media-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:15px 20px;display:flex}.media-heading h2{margin:0;font-size:16px;font-weight:500;line-height:1.5}.media-heading h2 span{color:var(--muted);margin-left:8px;font-size:13px}.media-heading .text-button{font-size:14px}.media-tabs{border-bottom:1px solid var(--line);gap:7px;padding:12px 16px;display:flex;overflow:auto}.media-tabs button{border:1px solid var(--line);border-radius:7px;flex-shrink:0;align-items:center;gap:7px;max-width:280px;padding:9px 12px;font-size:14px;display:flex}.media-tabs button span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.media-tabs button.active{background:var(--soft);border-color:#9cba95}.media-tools{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;padding:12px 18px 4px;font-size:13px;display:flex}.animation-frame{background:#fff;border:0;width:100%;display:block}.media-loading{text-align:center;color:var(--muted);padding:60px 20px;font-size:15px}.media-fallback{color:var(--muted);padding:22px;font-size:15px;line-height:1.8}.media-caption{color:var(--muted);margin:12px 18px;font-size:14px;line-height:1.8}.media-downloads{border-top:1px solid var(--line);color:var(--muted);margin:12px 18px 18px;padding-top:12px;font-size:13px}.media-downloads summary{cursor:pointer}.media-downloads a{align-items:center;gap:5px;margin:10px 16px 0 0;display:inline-flex}.media-downloads small{overflow-wrap:anywhere;margin-top:9px;display:block}.media-image-button{text-align:center;width:100%;padding:18px;display:block}.media-image-button img{object-fit:contain;border-radius:8px;max-width:100%;max-height:500px}.media-image-button span{color:var(--muted);justify-content:center;gap:6px;margin-top:10px;font-size:14px;display:flex}.media-large{background:#fff;min-width:0;padding:12px}.media-large>img{object-fit:contain;max-width:100%;max-height:75dvh;margin:auto;display:block}.media-large .animation-frame{min-height:70dvh}.editor-media{border:1px solid var(--line);background:#f1f5ed;border-radius:8px;margin:0 0 24px;padding:16px}.editor-media>summary{cursor:pointer;font-size:15px}.editor-media>.field-hint{line-height:1.8}.upload-control{cursor:pointer;position:relative;overflow:hidden}.upload-control input{opacity:0;cursor:pointer;width:100%;position:absolute;inset:0}.upload-control:focus-within{outline:2px solid var(--green);outline-offset:3px}.media-order{margin-top:20px}.editor-media-item{border:1px solid var(--line);background:#fff;border-radius:8px;margin-top:16px;padding:16px}.editor-media-item>span{color:var(--muted);margin-bottom:12px;font-size:13px;display:block}.editor-media-item .field{margin-bottom:12px}.media-edit-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}@media (width<=700px){.media-heading{padding:13px 15px}.media-tools{padding:10px 12px;font-size:12px}.media-large{padding:4px}.media-image-button,.editor-media,.editor-media-item{padding:12px}.note-media{border-radius:11px}}