.knowledge-center{--kc-ink:#e2ede8;--kc-muted:#88a09b;--kc-line:rgba(144,178,166,.14);--kc-accent:#b9d5bd;--kc-panel:#0c191e;color:var(--kc-ink);font:14px/1.6 "Microsoft YaHei UI","PingFang SC",sans-serif;position:relative;min-width:0}
.knowledge-center *{box-sizing:border-box}
.knowledge-center button,.knowledge-center input,.knowledge-center textarea,.knowledge-center select{font:inherit}
.knowledge-center button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:36px;padding:7px 12px;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--kc-ink);cursor:pointer;line-height:1.4;box-shadow:none}
.knowledge-center button:hover{background:rgba(165,197,177,.07);color:#edf5ed}
.knowledge-center button:disabled{opacity:.45;cursor:not-allowed}
.knowledge-center button:focus-visible,.knowledge-center input:focus-visible,.knowledge-center textarea:focus-visible,.knowledge-center select:focus-visible,.knowledge-center summary:focus-visible{outline:2px solid #b5d5bc;outline-offset:3px}
.knowledge-center svg{width:18px;height:18px;flex:none}
.knowledge-center p,.knowledge-center h2,.knowledge-center h3,.knowledge-center h4{margin:0}
.knowledge-center [hidden]{display:none!important}
.knowledge-center .kc-primary{background:#b9d5bd;color:#14271c;font-weight:600;padding:10px 17px}
.knowledge-center .kc-primary:hover{background:#d0e4d1;color:#13241a}
.knowledge-center .kc-outline{border-color:#3c5550;color:#cfddd2}
.knowledge-center .kc-quiet{font-size:12px;color:#a3b8b0}
.knowledge-center input:not([type=checkbox]):not([type=file]),.knowledge-center textarea,.knowledge-center select{min-width:0;width:100%;color:#e0ebe4;background:#0a161a;border:1px solid #31443f;border-radius:7px;padding:11px 13px;box-shadow:none;line-height:1.6}
.knowledge-center input::placeholder,.knowledge-center textarea::placeholder{color:#647f75}
.knowledge-center input[type=checkbox]{width:15px;height:15px;accent-color:#a5c9ae;flex:none}
.knowledge-center textarea{resize:vertical}
.knowledge-center .kc-muted,.knowledge-center .kc-help{color:var(--kc-muted);font-size:12px;line-height:1.85}
.kc-toolbar{display:flex;justify-content:space-between;gap:20px;margin:0 0 24px;align-items:center}
.kc-toolbar-actions{display:flex;align-items:center;gap:12px;flex:none}
.kc-search{display:flex;align-items:center;gap:10px;width:min(480px,50%);color:#8ba79a}
.knowledge-center .kc-search input{background:transparent;border:0;border-bottom:1px solid var(--kc-line);border-radius:0;padding:9px 0;font-size:13px}
.knowledge-center .kc-ai-toggle{border-color:#2d433d;font-size:13px}
.kc-ai-toggle svg{color:#bccead}
.kc-layout{display:grid;grid-template-columns:230px minmax(0,1fr);border:1px solid var(--kc-line);border-radius:12px;overflow:hidden;min-height:660px;background:var(--kc-panel)}
.kc-tree{padding:21px 12px 12px;border-right:1px solid var(--kc-line);background:#0a161b;display:flex;flex-direction:column;min-width:0}
.kc-tree-title{display:flex;align-items:center;justify-content:space-between;padding:0 8px 13px;font-size:12px;letter-spacing:1px;color:#b1c1b7}
.kc-tree-title button{padding:3px;min-height:26px}
.kc-space-switch{display:grid;grid-template-columns:1fr 1fr;background:#122126;padding:3px;border-radius:7px;margin-bottom:17px}
.kc-space-switch button{font-size:12px;color:#809b91;min-height:32px;padding:5px}
.kc-space-switch button.active{background:#263c33;color:#d3e1d0}
.knowledge-center .kc-tree-search{background:transparent;border:0;padding:5px 9px 12px;font-size:12px}
.kc-tree-items{flex:1;max-height:550px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#34483d transparent;padding-right:3px}
.kc-tree-row{display:flex;align-items:center;gap:1px;margin:2px 0;padding-left:calc(var(--depth)*12px);border-radius:6px;min-height:37px}
.kc-tree-row.selected{background:#21372d}
.kc-tree-row.selected>button{color:#d1e6d1}
.kc-tree-row>button[data-branch]{flex:1;min-width:0;justify-content:space-between;text-align:left;font-size:12px;font-weight:400;padding:7px 8px 7px 3px;color:#9fb2a8;min-height:34px}
.kc-tree-row button small{font-size:10px;color:#718e7c}
.knowledge-center .kc-expander{min-height:26px;min-width:22px;padding:0;color:#789485}
.kc-tree-dot{margin:0 8px;width:4px;height:4px;border-radius:50%;background:#4e6f5d;flex:none}
.kc-tree-footer{border-top:1px solid var(--kc-line);padding:14px 8px 0;margin-top:18px;font-size:10px;color:#7d958a}
.kc-tree-footer button{width:100%;justify-content:space-between;font-size:11px;padding:8px 0;color:#9db4a8}
.kc-main{min-width:0;padding:25px 32px 30px;background:radial-gradient(ellipse at 90% 0,rgba(83,112,75,.055),transparent 70%)}
.kc-breadcrumb{font-size:11px;color:#849d91;display:flex;gap:12px;margin-bottom:25px}
.kc-breadcrumb>span{color:#466252}
.kc-branch-header{display:flex;align-items:center;gap:17px;margin-bottom:29px}
.kc-branch-symbol{width:55px;height:59px;border:1px solid #314939;background:linear-gradient(145deg,#243a2b,#13251e);border-radius:11px;display:grid;place-items:center;color:var(--branch-color,#c4d0ae);flex:none}
.kc-branch-symbol svg{width:27px;height:27px}
.kc-eyebrow{font-size:9px;letter-spacing:2px;color:#839b89;margin-bottom:3px}
.kc-branch-header h2{font-size:27px;line-height:1.5;font-weight:550;letter-spacing:1px}
.kc-branch-header p{font-size:12px;color:#8fa298;margin-top:3px;white-space:pre-wrap}
.kc-branch-header>.kc-quiet{margin-left:auto;flex:none}
.kc-tabs{display:flex;gap:25px;border-bottom:1px solid var(--kc-line);margin-bottom:27px;overflow-x:auto;scrollbar-width:none}
.kc-tabs button{border-radius:0;padding:0 0 12px;font-size:12px;color:#879c90;white-space:nowrap;border-bottom:2px solid transparent}
.kc-tabs button[aria-selected=true]{color:#d5e5ce;border-bottom-color:#b5cba1}
.knowledge-center .kc-tabs button{border-radius:0}
.knowledge-center .kc-search input{border:0;border-bottom:1px solid var(--kc-line);border-radius:0;background:transparent}
.knowledge-center .kc-tree-search{border:0;background:transparent;padding:5px 9px 12px}
.kc-pane{min-height:418px}
.kc-overview-stats{display:grid;grid-template-columns:repeat(4,1fr);padding:0 0 27px;border-bottom:1px solid var(--kc-line);margin-bottom:27px}
.kc-overview-stats>div{display:grid;gap:5px;padding:0 20px;border-right:1px solid var(--kc-line)}
.kc-overview-stats>div:first-child{padding-left:0}.kc-overview-stats>div:last-child{border:0}
.kc-overview-stats b{font-size:26px;line-height:1.4;font-weight:400;color:#dce5d6;font-variant-numeric:tabular-nums}
.kc-overview-stats>div:last-child b{font-size:16px;line-height:36px}
.kc-overview-stats span{font-size:10px;color:#8aa08f}
.kc-overview-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(180px,1fr);gap:36px}
.kc-section-label{font-size:10px;letter-spacing:1px;color:#8b9e86;margin-bottom:12px}
.kc-guidance h3{font-size:18px;font-weight:500;color:#d4dfcc;margin-bottom:9px}
.kc-guidance>p{font-size:12px;color:#869d8d;line-height:1.9;margin-bottom:20px}
.knowledge-center .kc-setup-row{display:flex;width:100%;justify-content:start;text-align:left;padding:12px 0;border-bottom:1px solid var(--kc-line);border-radius:0;gap:13px}
.kc-setup-row>.kc-step{width:27px;height:27px;display:grid;place-items:center;font-size:10px;border:1px solid #3c5040;border-radius:50%;color:#b0bfa4;flex:none}
.kc-step.done{background:#223929;border-color:#334e36;color:#b8d5ad}
.kc-step svg{width:14px;height:14px}
.kc-setup-row>span:nth-child(2){display:grid;gap:5px}
.kc-setup-row b{font-size:12px;font-weight:500}
.kc-setup-row small{font-size:10px;color:#859a88}
.kc-setup-row>svg{margin-left:auto;width:14px;color:#78917b}
.kc-branch-notes{padding:0 0 0 28px;border-left:1px solid var(--kc-line)}
.kc-branch-notes h3{font-size:15px;font-weight:500;margin-bottom:14px}
.kc-branch-notes p{font-size:12px;color:#97ab97;line-height:1.9}
.kc-tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.kc-tags>span{font-size:10px;padding:3px 8px;border-radius:4px;background:#1b2d24;color:#a9bfa1}
.kc-thin-line{height:1px;background:var(--kc-line);margin:22px 0}
.kc-branch-notes>button{display:flex;font-size:12px;width:100%;justify-content:space-between}
.kc-branch-notes>.kc-quiet{width:auto;padding-left:0;margin-top:18px}
.kc-recent{margin-top:28px;border-top:1px solid var(--kc-line);padding-top:22px}
.kc-pane-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px}
.kc-pane-heading h3{font-size:15px;font-weight:500}
.kc-pane-heading p{font-size:11px;color:#91a491;margin-top:7px}
.kc-pane-heading button{font-size:11px}
.kc-recent>button{width:100%;display:flex;justify-content:start;border-radius:0;padding:11px 0;font-size:12px;text-align:left}
.kc-recent>button>svg{color:#849d85}.kc-recent>button>small{margin-left:auto;color:#8ea38f;font-size:10px}
.kc-badge{display:inline-flex;align-items:center;white-space:nowrap;font-size:10px;line-height:1.5;padding:3px 7px;border-radius:4px;background:#25342b;color:#b0c1a5;flex:none}
.kc-badge.ready{background:#253e30;color:#b5d6b4}.kc-badge.archived{background:#342d2b;color:#beaaa0}
.kc-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:290px;padding:35px 20px}
.kc-empty>svg{width:37px;height:37px;color:#799279;margin-bottom:24px}
.kc-empty h3{font-size:16px;font-weight:500;margin-bottom:12px;color:#cbd9c6}
.kc-empty p{max-width:410px;font-size:12px;line-height:1.9;color:#8ca08c;margin-bottom:24px}
.kc-material-row{display:flex;align-items:center;gap:15px;padding:20px 0;border-bottom:1px solid var(--kc-line)}
.kc-file-icon{width:37px;height:43px;border:1px solid #344b3a;border-radius:6px;display:grid;place-items:center;color:#bbcda6;background:#1b2c21;flex:none}
.knowledge-center .kc-row-main{display:grid;gap:7px;justify-content:start;text-align:left;flex:1;min-width:0;padding:0}
.kc-row-main strong{font-size:13px;font-weight:500}.kc-row-main>span{font-size:11px;color:#91a690;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:100%}
.kc-row-main small{font-size:10px;color:#779079;display:flex;align-items:center;gap:7px;flex-wrap:wrap}.kc-row-main small i{font-style:normal;color:#516c53}
.kc-list-note{font-size:10px;color:#8fa18a;margin-top:19px}
.kc-content-card{display:grid;grid-template-columns:140px 1fr;gap:23px;padding:24px 0;border-bottom:1px solid var(--kc-line)}
.kc-content-visual{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:15px;background:radial-gradient(circle at 40% 30%,#344b32,#16251f);border:1px solid #354a37;border-radius:8px;min-height:140px;color:#bccca7}
.kc-content-visual svg{width:28px;height:28px}.kc-content-visual span{font-size:10px;letter-spacing:2px}
.kc-content-meta{display:flex;gap:12px;align-items:center;margin-bottom:12px}.kc-content-meta small{color:#88a08a;font-size:10px}
.kc-content-card h3{font-size:17px;font-weight:500;margin-bottom:8px}.kc-content-card p{font-size:12px;color:#90a58e;line-height:1.9}
.kc-content-actions{display:flex;gap:12px;margin-top:10px}.kc-content-actions button{font-size:11px;padding-left:0}
.kc-teaching>section{display:flex;gap:24px;padding:23px 0;border-bottom:1px solid var(--kc-line)}
.kc-teaching>section>span{font:13px/1.8 monospace;color:#85987d}.kc-teaching h4{font-size:13px;font-weight:500;margin-bottom:10px}
.kc-teaching p{font-size:12px;color:#a1b29a;white-space:pre-wrap;line-height:1.9}.kc-teaching-status{display:flex;gap:12px;align-items:center;margin-top:24px;font-size:11px;color:#8da285}
.kc-memory-flow{display:grid;grid-template-columns:repeat(3,1fr);margin:36px 0 30px;gap:18px}.kc-memory-flow>div{padding:20px;border:1px solid var(--kc-line);border-radius:8px}
.kc-memory-flow span{color:#839579;font:12px monospace}.kc-memory-flow h4{font-size:14px;margin:17px 0 7px;font-weight:500}.kc-memory-flow p{font-size:11px;color:#8ea285}
.kc-note{padding:25px;border-left:2px solid #819572;background:#13221b}.kc-note h4{font-size:13px;font-weight:500}.kc-note p{font-size:12px;line-height:1.9;color:#97aa8f;margin:10px 0}.kc-note button{padding-left:0;font-size:11px;color:#c1d0b1}
.kc-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:17px;color:#879984;font-size:10px}.kc-footer>div{display:flex;align-items:center;gap:10px}.kc-footer button{font-size:11px;color:#b1c0a6}.kc-footer .kc-publish{border-color:#354d39;padding:9px 14px;color:#cedbc1}
.kc-status{font-size:12px;color:#a5c6a2;min-height:20px;padding-top:9px}.knowledge-center .is-error{color:#ebad9b}
.kc-dialog{width:min(750px,calc(100vw - 36px));max-height:89vh;overflow:auto;margin:auto;padding:0;border:1px solid #455548;border-radius:13px;background:#101e1c;color:#d8e3d2;box-shadow:0 28px 120px #0009;scrollbar-width:thin;scrollbar-color:#426044 transparent}
.kc-dialog::backdrop{background:rgba(3,9,10,.78);backdrop-filter:blur(5px)}
.kc-dialog [data-dialog-body]>header{display:flex;align-items:center;justify-content:space-between;padding:25px 29px 20px;border-bottom:1px solid var(--kc-line);background:#12211e;position:sticky;top:0;z-index:2}
.kc-dialog header small{font-size:10px;color:#8ba384;letter-spacing:1px}.kc-dialog header h2{font-size:21px;font-weight:500;margin-top:4px}.kc-dialog header>button{padding:6px;color:#92a58b}
.kc-dialog form{padding:25px 29px}.kc-dialog fieldset{border:0;padding:0;margin:0;display:grid;gap:18px;min-width:0}
.kc-dialog label{display:grid;gap:7px;font-size:12px;color:#bdcbb3}.kc-dialog label>span{color:#9eaf96}
.kc-dialog textarea,.kc-dialog input,.kc-dialog select{font-size:13px!important;background:#0d1917!important;border-color:#344936!important}
.kc-dialog footer{display:flex;justify-content:flex-end;gap:12px;border-top:1px solid var(--kc-line);padding-top:20px;margin-top:22px}.kc-dialog [data-form-status]{font-size:12px;margin-top:16px;color:#aec6a1;line-height:1.8}
.kc-form-lead{font-size:12px;color:#92a788;margin-bottom:2px}.kc-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.kc-associations,.kc-more{border:1px solid #2d432f;border-radius:7px;padding:12px 14px;font-size:12px}.kc-associations summary,.kc-more summary{cursor:pointer;color:#aabd9f}
.kc-associations>div{max-height:220px;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:15px}
.kc-associations label{display:flex;align-items:center;gap:9px;font-size:11px}.kc-associations label>span{display:grid;gap:1px}.kc-associations label small{font-size:9px;color:#748d70}.kc-more[open]>div{margin:15px 0}
.knowledge-center .kc-file-upload{display:flex;align-items:center;justify-content:center;gap:9px;border:1px dashed #455b3f;border-radius:7px;padding:12px;font-size:12px;color:#b5cba8;cursor:pointer}
.kc-preview-button{border:1px solid #435740!important;color:#bacdaa!important}.kc-preview-host{position:relative;min-height:200px;padding:18px;background:radial-gradient(ellipse at 50% 0,#21362a,#08151a);border:1px solid #3a4f3c;border-radius:9px}
.kc-preview-host .universe-arrival{position:relative;inset:auto;transform:none!important;width:100%;max-width:none;max-height:none;opacity:1!important;animation:none!important;margin:0;box-shadow:none}
.kc-preview-host .universe-arrival button{font-size:12px}.kc-preview-host .arrival-countdown{display:none}.kc-preview-host .arrival-reading{font-size:14px}
.kc-article-preview h2{font-size:23px;margin-bottom:20px}.kc-article-preview p{white-space:pre-wrap;line-height:1.9;font-size:14px}.kc-article-preview small{display:block;margin-top:20px;color:#8ca481}
.kc-release-summary h3{font-size:18px;font-weight:500}.kc-release-summary>p{font-size:12px;line-height:1.9;margin-top:12px;color:#a2b398}.kc-release-summary>p>svg{width:13px;margin-right:10px}.kc-release-summary dl{display:grid;grid-template-columns:1fr 1fr;gap:18px;border-block:1px solid var(--kc-line);padding:23px 0;margin:22px 0}.kc-release-summary dl>div{display:grid;gap:5px}.kc-release-summary dt{font-size:11px;color:#8aa080}.kc-release-summary dd{font-size:18px;margin:0}.kc-release-summary small{font-size:10px;color:#93a588}
.kc-history-row{display:flex;justify-content:space-between;align-items:center;padding:17px 0;border-bottom:1px solid var(--kc-line)}.kc-history-row b{font-weight:500;font-size:14px}.kc-history-row p{font-size:11px;color:#91a785;margin-top:5px}.kc-history-row small{font-size:10px;color:#7d9574}.kc-curriculum h3{font-size:13px;font-weight:500}
.kc-assistant{position:fixed;right:24px;top:105px;bottom:24px;width:370px;z-index:70;border:1px solid #465a43;border-radius:12px;background:#11201c;box-shadow:-15px 15px 70px #0008;padding:22px;overflow:auto;scrollbar-width:thin;scrollbar-color:#485c41 transparent}
.kc-assistant>header{display:flex;justify-content:space-between;align-items:center}.kc-assistant>header>div{display:flex;gap:10px;align-items:center}.kc-assistant header b{font-size:14px;font-weight:500}.kc-assistant header svg{color:#bfd0a8}.kc-assistant>.kc-muted{font-size:10px;margin-top:10px}
.kc-ai-welcome{margin:32px 0}.kc-ai-welcome h3{font-size:18px;font-weight:500;margin-bottom:12px}.kc-ai-welcome p{font-size:12px;color:#92a889;line-height:1.9;margin-bottom:20px}.kc-ai-welcome button{width:100%;font-size:11px;justify-content:space-between;border-bottom:1px solid var(--kc-line);border-radius:0;padding:14px 0;text-align:left}.kc-ai-welcome button svg{width:14px}
.kc-assistant form{display:grid;gap:12px;margin-top:26px}.kc-assistant form small{font-size:10px;color:#8da57e}.kc-ai-result>p{font-size:12px;line-height:1.9;white-space:pre-wrap;margin:12px 0}.kc-ai-result>small{font-size:10px;color:#8caa7d}.kc-ai-result>button{font-size:11px;display:flex;justify-content:start;text-align:left}.kc-loading{padding:60px;color:#8caa8f}
@media(min-width:1700px){.kc-main{padding:30px 46px}.kc-layout{grid-template-columns:260px minmax(0,1fr);min-height:730px}.kc-tree-items{max-height:620px}.kc-pane{min-height:465px}.kc-overview-grid{gap:65px}.kc-branch-header{margin-bottom:35px}.kc-overview-stats{margin-bottom:35px}.kc-guidance h3{font-size:21px}}
@media(max-width:1150px){.kc-layout{grid-template-columns:195px minmax(0,1fr)}.kc-main{padding:22px}.kc-tabs{gap:18px}.kc-overview-grid{grid-template-columns:1fr;gap:24px}.kc-branch-notes{border-left:0;border-top:1px solid var(--kc-line);padding:22px 0 0}.kc-material-row{gap:10px}.kc-material-row>.kc-quiet{display:none}.kc-overview-stats>div{padding:0 11px}.kc-branch-header{gap:12px}.kc-branch-header h2{font-size:23px}}
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