.chat-layout[data-v-5edb6e88]{display:flex;flex-direction:column;flex:1;min-height:0}#chat[data-v-5edb6e88]{flex:1;overflow-y:auto}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{font-family:-apple-system,PingFang SC,Microsoft YaHei,sans-serif;background:#f5f6fa;height:100vh;display:flex;flex-direction:column}#app{display:flex;flex-direction:column;flex:1;min-height:0}header{background:#2c3e50;color:#fff;padding:14px 24px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}header .brand{display:flex;align-items:baseline;gap:10px;min-width:0}header h1{font-size:18px;font-weight:600}header .brand-sub{font-size:12px;opacity:.72;white-space:nowrap}header .doc-count{font-size:13px;opacity:.8}header .header-actions{display:flex;align-items:center;gap:12px}.header-btn{display:inline-flex;align-items:center;justify-content:center;background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.25);border-radius:6px;padding:5px 12px;font-size:13px;cursor:pointer}.header-btn:hover{background:#ffffff47}.header-btn .btn-ico{display:none}.user-menu{position:relative}.user-trigger{display:flex;align-items:center;gap:6px;padding:4px 10px 4px 5px;background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.25);border-radius:16px;font-size:13px;font-family:inherit;cursor:pointer}.user-trigger:hover{background:#ffffff47}.user-trigger .avatar{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:#ffffff47;display:flex;align-items:center;justify-content:center;font-size:12px}.user-trigger .user-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-trigger .caret{font-size:10px;opacity:.8;transition:transform .15s ease}.user-trigger .caret.open{transform:rotate(180deg)}.user-dropdown{position:absolute;right:0;top:calc(100% + 8px);min-width:168px;padding:6px;background:#fff;border-radius:10px;box-shadow:0 8px 24px #00000029;z-index:150}.user-dropdown .dropdown-head{padding:8px 10px;margin-bottom:4px;border-bottom:1px solid #ecf0f1;font-size:13px;color:#7f8c8d;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-dropdown .dropdown-item{display:block;width:100%;padding:8px 10px;background:none;border:none;border-radius:6px;font-size:13px;color:#34495e;font-family:inherit;text-align:left;cursor:pointer}.user-dropdown .dropdown-item:hover{background:#f2f4f7}.user-dropdown .dropdown-item.danger{color:#e74c3c}.user-dropdown .dropdown-item.danger:hover{background:#fdecea}#chat{flex:1;overflow-y:auto;padding:24px}#chat-page{flex:1;min-height:0;display:flex;overflow:hidden}.chat-side{flex-shrink:0;width:240px;display:flex;flex-direction:column;background:#fff;border-right:1px solid #e4e7ec}.chat-side-head{padding:12px}.chat-new{width:100%;padding:9px 12px;background:#3498db;color:#fff;border:none;border-radius:8px;font-size:13px;font-family:inherit;cursor:pointer}.chat-new:hover{background:#2f8bcc}.chat-history{flex:1;min-height:0;overflow-y:auto;padding:4px 8px 16px}.chat-history-label{padding:6px 10px;font-size:12px;color:#95a5a6}.chat-conv-list{list-style:none}.chat-conv{display:flex;align-items:center;gap:6px;padding:8px 10px;border-radius:6px;font-size:13px;color:#34495e;cursor:pointer}.chat-conv:hover{background:#f2f4f7}.chat-conv.active{background:#eaf2f8;color:#2980b9;font-weight:600}.chat-conv-title{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-conv-del{flex-shrink:0;width:20px;height:20px;line-height:1;border:none;border-radius:50%;background:none;color:#bdc3c7;font-size:15px;font-family:inherit;cursor:pointer;opacity:0;transition:opacity .15s ease}.chat-conv:hover .chat-conv-del{opacity:1}.chat-conv-del:hover{background:#fdecea;color:#e74c3c}.chat-conv-empty{padding:16px 10px;font-size:12px;color:#95a5a6;text-align:center}.chat-main{flex:1;min-width:0;display:flex;flex-direction:column}.chat-hello{display:flex;align-items:center;justify-content:center;height:100%;padding:0 24px;text-align:center;font-size:14px;line-height:2;color:#95a5a6}.chat-side-toggle,.chat-backdrop{display:none}.msg{max-width:860px;margin:0 auto 16px;display:flex}.msg.user{justify-content:flex-end}.bubble{padding:12px 16px;border-radius:12px;line-height:1.7;font-size:15px;white-space:pre-wrap;word-break:break-word}.msg>.bubble{min-width:0;max-width:100%}.msg.user .bubble{background:#3498db;color:#fff;border-bottom-right-radius:2px}.msg.bot .bubble{background:#fff;color:#2c3e50;border-bottom-left-radius:2px;box-shadow:0 1px 3px #00000014}.bubble.md-body{white-space:normal}.refs{margin-top:10px;padding-top:10px;border-top:1px dashed #dcdde1}.refs .ref-title{font-size:13px;color:#7f8c8d;margin-bottom:6px}.ref-link{display:inline-block;margin:3px 6px 3px 0;padding:4px 12px;background:#ecf0f1;color:#2980b9;border-radius:14px;font-size:13px;cursor:pointer;text-decoration:none}.ref-link:hover{background:#d6eaf8}#input-bar{padding:16px 24px;background:#fff;border-top:1px solid #e0e0e0;flex-shrink:0}#input-bar .wrap{max-width:860px;margin:0 auto;display:flex;gap:10px}#question{flex:1;padding:12px 16px;border:1px solid #dcdde1;border-radius:8px;font-size:15px;outline:none;resize:none;height:48px;font-family:inherit}#question:focus{border-color:#3498db}#send{padding:0 28px;background:#3498db;color:#fff;border:none;border-radius:8px;font-size:15px;cursor:pointer}#send:disabled{background:#a9cce3;cursor:not-allowed}.loading{color:#95a5a6;font-style:italic}#doc-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:100;display:flex;align-items:flex-start;justify-content:center}#doc-modal .panel{margin-top:5vh;width:80%;max-width:900px;max-height:88vh;background:#fff;border-radius:10px;display:flex;flex-direction:column}#doc-modal .panel-head{padding:14px 20px;border-bottom:1px solid #eee;display:flex;justify-content:flex-end;align-items:center}#doc-modal .close{cursor:pointer;font-size:22px;color:#95a5a6;background:none;border:none}#doc-modal .panel-body{padding:20px 28px;overflow-y:auto}#doc-modal .pwd-panel{width:calc(100% - 32px);max-width:420px}.pwd-form{display:flex;flex-direction:column;gap:12px}.pwd-form input{padding:10px 12px;border:1px solid #dcdde1;border-radius:8px;font-size:14px;outline:none;font-family:inherit}.pwd-form input:focus{border-color:#3498db}.pwd-tip{min-height:18px;font-size:13px;color:#27ae60}.pwd-tip.error{color:#e74c3c}.pwd-actions{display:flex;justify-content:flex-end;gap:10px}.pwd-actions button{padding:8px 18px;border:none;border-radius:8px;font-size:14px;cursor:pointer;font-family:inherit;background:#3498db;color:#fff}.pwd-actions button:disabled{background:#a9cce3;cursor:not-allowed}.pwd-actions .btn-ghost{background:#ecf0f1;color:#34495e}.toast{position:fixed;top:68px;left:50%;transform:translate(-50%);z-index:200;max-width:calc(100% - 24px);padding:9px 18px;background:#2c3e50eb;color:#fff;border-radius:8px;font-size:14px;box-shadow:0 4px 16px #0003}#doc-modal .fb-modal{width:calc(100% - 32px);max-width:520px}.fb-tabs{display:flex;gap:4px;padding:10px 16px 0}.fb-tab{flex:1;padding:8px;background:none;border:none;border-radius:7px;font-size:13px;color:#7f8c8d;font-family:inherit;cursor:pointer}.fb-tab:hover{background:#f2f4f7}.fb-tab.active{background:#eaf2f8;color:#2980b9;font-weight:600}.fb-body{flex:1;min-height:0;padding:14px 20px 20px;overflow-y:auto}.fb-hint{font-size:13px;line-height:1.7;color:#95a5a6}.fb-input,.fb-contact{width:100%;margin-top:10px;padding:10px 12px;border:1px solid #dcdde1;border-radius:8px;font-size:13px;font-family:inherit;outline:none;resize:vertical}.fb-input:focus,.fb-contact:focus{border-color:#3498db}.fb-tip{min-height:18px;margin-top:8px;font-size:12px;color:#27ae60}.fb-tip.error{color:#e74c3c}.fb-submit{width:100%;padding:10px;background:#3498db;color:#fff;border:none;border-radius:8px;font-size:14px;font-family:inherit;cursor:pointer}.fb-submit:disabled{background:#a9cce3;cursor:not-allowed}.fb-empty{padding:28px 0;font-size:13px;color:#95a5a6;text-align:center}.fb-empty.error{color:#e74c3c}.fb-list{list-style:none;display:flex;flex-direction:column;gap:10px}.fb-item{padding:10px 12px;background:#f7f9fb;border:1px solid #ecf0f1;border-radius:8px}.fb-item-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.fb-item-user{font-size:12px;font-weight:600;color:#2c3e50}.fb-item-time{font-size:11px;color:#95a5a6}.fb-item-text{margin-top:6px;font-size:13px;line-height:1.7;color:#34495e;white-space:pre-wrap;word-break:break-word}.fb-item-contact{margin-top:6px;font-size:12px;color:#7f8c8d}.md-body{font-size:14px;line-height:1.8;color:#34495e;word-break:break-word}.md-body h1,.md-body h2,.md-body h3,.md-body h4{color:#2c3e50;margin:18px 0 10px;line-height:1.4}.md-body h1{font-size:22px;border-bottom:2px solid #ecf0f1;padding-bottom:6px}.md-body h2{font-size:18px}.md-body h3{font-size:16px}.md-body p{margin:8px 0}.md-body ul,.md-body ol{margin:8px 0;padding-left:26px}.md-body li{margin:4px 0}.md-body code{background:#f4f4f4;padding:2px 6px;border-radius:4px;font-family:Consolas,Monaco,monospace;font-size:13px;color:#c0392b}.md-body pre{background:#eaf2f8;color:#24292e;border:1px solid #d6eaf8;padding:14px 16px;border-radius:8px;overflow-x:auto;margin:10px 0}.md-body pre code{background:none;color:inherit;padding:0;display:block;counter-reset:line}.md-body pre code .cl{display:block}.md-body pre code .cl:before{counter-increment:line;content:counter(line);display:inline-block;width:2em;margin-right:12px;text-align:right;color:#7f8c8d;-webkit-user-select:none;user-select:none}.md-body blockquote{border-left:4px solid #3498db;background:#eaf2f8;margin:10px 0;padding:8px 16px;color:#555}.md-body table{border-collapse:collapse;margin:12px 0;width:100%}.md-body th,.md-body td{border:1px solid #dcdde1;padding:8px 12px;text-align:left}.md-body th{background:#ecf0f1;font-weight:600}.md-body img{max-width:100%;border-radius:6px;margin:8px 0}.md-body a{color:#2980b9}.md-body hr{border:none;border-top:1px solid #ecf0f1;margin:16px 0}.md-body .md-callout{border-radius:8px;padding:12px 16px;margin:10px 0;border:1px solid rgba(0,0,0,.06);line-height:1.8;word-break:break-word}.md-body .md-callout p{margin:0}.md-body .md-callout code,.md-body .md-callout font{font-family:Consolas,Monaco,Courier New,monospace}.md-body .md-callout pre{background:transparent;border:none;color:inherit;padding:4px 0;margin:6px 0}.md-body .md-callout pre code{background:transparent;padding:0}.doc-link-inline{display:inline-block;padding:1px 8px;margin:0 2px;background:#ecf0f1;color:#2980b9;border-radius:12px;font-size:13px;cursor:pointer;text-decoration:none;transition:background .15s ease;border-bottom:1px dashed #2980b9}.doc-link-inline:hover{background:#d6eaf8}#login-view{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2c3e50,#4ca1af)}.login-card{background:#fff;border-radius:12px;padding:36px 32px;width:calc(100% - 32px);max-width:340px;box-shadow:0 12px 40px #00000040;display:flex;flex-direction:column;gap:14px}.login-card h1{font-size:19px;color:#2c3e50;text-align:center;margin-bottom:6px}.login-card .login-sub{text-align:center;font-size:13px;color:#95a5a6;margin-top:-8px}.login-card input{padding:11px 14px;border:1px solid #dcdde1;border-radius:8px;font-size:15px;outline:none;font-family:inherit}.login-card input:focus{border-color:#3498db}.login-card button{padding:11px;background:#3498db;color:#fff;border:none;border-radius:8px;font-size:15px;cursor:pointer;font-family:inherit}.login-card button:disabled{background:#a9cce3;cursor:not-allowed}.login-error{color:#e74c3c;font-size:13px;text-align:center;min-height:18px}#lib-page{flex:1;min-height:0;display:flex;overflow:hidden}#lib-page.resizing{-webkit-user-select:none;user-select:none}.lib-side{flex-shrink:0;background:#fff;border-right:1px solid #e4e7ec;display:flex;flex-direction:column}.lib-resizer{flex-shrink:0;width:6px;margin-left:-3px;position:relative;z-index:1;cursor:col-resize}.lib-resizer:after{content:"";position:absolute;top:0;bottom:0;left:2px;width:2px;background:transparent;transition:background .15s ease}.lib-resizer:hover:after,.lib-resizer.active:after{background:#3498db}.lib-search{position:relative;padding:12px 12px 6px}.lib-search .search-icon{position:absolute;left:22px;top:50%;transform:translateY(-42%);font-size:13px;opacity:.55;pointer-events:none}.lib-search input{width:100%;padding:8px 12px 8px 32px;border:1px solid #e4e7ec;border-radius:8px;background:#f7f8fa;font-size:13px;outline:none;font-family:inherit}.lib-search input:focus{border-color:#3498db;background:#fff}.lib-nav{flex:1;overflow-y:auto;padding:4px 8px 20px}.nav-item,.nav-head{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:6px;font-size:14px;color:#34495e}.nav-item{cursor:pointer}.nav-item:hover{background:#f2f4f7}.nav-item.active{background:#eaf2f8;color:#2980b9;font-weight:600}.nav-icon{font-size:14px}.nav-head{margin-top:6px;font-size:13px;color:#7f8c8d}.nav-count{margin-left:auto;font-size:12px;color:#95a5a6}.lib-tree{list-style:none}.tree-row{display:flex;align-items:baseline;gap:6px;padding:7px 10px;border-radius:6px;font-size:13px;color:#34495e;cursor:pointer}.tree-row:hover{background:#f2f4f7}.tree-row.is-doc{color:#4a5b6b}.tree-row.active{background:#eaf2f8;color:#2980b9;font-weight:600}.tree-arrow{flex-shrink:0;width:12px;font-size:11px;color:#95a5a6;text-align:center}.tree-row.active .tree-arrow{color:#2980b9}.tree-label{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tree-empty{padding:16px 10px;font-size:13px;color:#95a5a6;text-align:center}.lib-content{flex:1;min-width:0;overflow-y:auto;padding:22px 32px 48px}.content-body{max-width:900px;margin:0 auto}.lib-welcome{display:flex;align-items:center;justify-content:center;min-height:100%;padding:24px}.welcome{width:100%;max-width:780px;display:flex;flex-direction:column;gap:12px}.welcome-hero{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:30px 32px;border-radius:14px;background:linear-gradient(135deg,#2c3e50,#4ca1af);color:#fff;box-shadow:0 10px 30px #2c3e5038}.welcome-hero:after{content:"";position:absolute;right:-50px;top:-70px;width:210px;height:210px;border-radius:50%;background:#ffffff14}.welcome-hero:before{content:"";position:absolute;right:96px;bottom:-80px;width:150px;height:150px;border-radius:50%;background:#ffffff0f}.welcome-hero-body{position:relative;min-width:0}.welcome-kicker{font-size:12px;letter-spacing:1px;opacity:.75}.welcome-title{margin-top:8px;font-size:26px;font-weight:600;letter-spacing:1px}.welcome-slogan{margin-top:6px;font-size:13px;letter-spacing:3px;color:#a9e5ef}.welcome-desc{max-width:420px;margin-top:12px;font-size:13px;line-height:1.8;color:#ffffffd1}.welcome-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.welcome-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:999px;font-size:13px;font-family:inherit;cursor:pointer;transition:transform .15s ease,background .15s ease}.welcome-btn.primary{background:#fff;color:#2c3e50;border:none;font-weight:600}.welcome-btn.primary:hover{transform:translateY(-1px);background:#eaf6fb}.welcome-btn.ghost{background:#ffffff24;color:#fff;border:1px solid rgba(255,255,255,.38)}.welcome-btn.ghost:hover{background:#ffffff42}.welcome-metric{position:relative;flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;text-align:right}.welcome-big{font-size:46px;font-weight:700;line-height:1;letter-spacing:-1px}.welcome-big-label{margin-top:6px;font-size:13px;opacity:.85}.welcome-big-sub{margin-top:4px;font-size:12px;opacity:.65}.welcome-feats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;list-style:none}.welcome-feats li{display:flex;flex-direction:column;gap:6px;padding:16px 18px;background:#fff;border:1px solid #e8eaee;border-radius:12px;box-shadow:0 1px 3px #0000000a}.feat-ico{font-size:20px}.feat-title{font-size:14px;font-weight:600;color:#2c3e50}.feat-desc{font-size:12px;line-height:1.7;color:#7f8c8d}.welcome-cats{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:14px 18px;background:#fff;border:1px solid #e8eaee;border-radius:12px}.welcome-cats-label{font-size:12px;color:#95a5a6}.welcome-cat-list{display:flex;flex-wrap:wrap;gap:8px}.welcome-cat{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:#eaf2f8;color:#2980b9;border:1px solid #d6eaf8;border-radius:999px;font-size:13px;font-family:inherit;cursor:pointer;transition:background .15s ease,transform .15s ease}.welcome-cat:hover{background:#d6eaf8;transform:translateY(-1px)}.welcome-cat-count{font-size:12px;opacity:.7}@keyframes welcome-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.welcome-hero{animation:welcome-in .38s ease both}.welcome-feats li{animation:welcome-in .42s ease both}.welcome-feats li:nth-child(1){animation-delay:.05s}.welcome-feats li:nth-child(2){animation-delay:.1s}.welcome-feats li:nth-child(3){animation-delay:.15s}.welcome-cats{animation:welcome-in .46s ease both;animation-delay:.2s}@media(prefers-reduced-motion:reduce){.welcome-hero,.welcome-feats li,.welcome-cats{animation:none}}.lib-toggle,.lib-backdrop{display:none}#users-page{flex:1;min-height:0;overflow-y:auto;padding:28px}.users-card{max-width:560px;margin:0 auto;background:#fff;border-radius:10px;padding:24px 26px;box-shadow:0 1px 4px #00000012}.users-card h2{font-size:17px;color:#2c3e50}.users-sub{margin-top:6px;font-size:13px;color:#95a5a6}.users-form{display:flex;gap:10px;margin-top:16px}.users-form input{flex:1;min-width:0;padding:9px 12px;border:1px solid #dcdde1;border-radius:8px;font-size:14px;outline:none;font-family:inherit}.users-form input:focus{border-color:#3498db}.users-form button{flex-shrink:0;padding:0 18px;background:#3498db;color:#fff;border:none;border-radius:8px;font-size:14px;cursor:pointer;font-family:inherit}.users-form button:disabled{background:#a9cce3;cursor:not-allowed}.users-tip{min-height:20px;margin-top:10px;font-size:13px;color:#27ae60}.users-tip.error{color:#e74c3c}.user-list{list-style:none;margin-top:8px;border-top:1px solid #ecf0f1}.user-item{display:flex;align-items:center;gap:10px;padding:10px 2px;border-bottom:1px solid #f2f4f7;font-size:14px;color:#34495e}.user-item-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-role{flex-shrink:0;padding:2px 10px;border-radius:12px;font-size:12px;background:#ecf0f1;color:#7f8c8d}.user-role.admin{background:#eaf2f8;color:#2980b9}.user-reset{flex-shrink:0;padding:3px 12px;border:1px solid #dcdde1;background:#fff;color:#2980b9;border-radius:6px;font-size:12px;cursor:pointer;font-family:inherit}.user-reset:hover{background:#eaf2f8;border-color:#a9cce3}.user-del{flex-shrink:0;padding:3px 12px;border:1px solid #f5c6c2;background:#fff;color:#e74c3c;border-radius:6px;font-size:12px;cursor:pointer;font-family:inherit}.user-del:hover{background:#fdecea;border-color:#e74c3c}.user-empty{padding:16px 2px;font-size:13px;color:#95a5a6;text-align:center}#play-page{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.play-toolbar{flex-shrink:0;display:flex;align-items:center;gap:12px;padding:10px 16px;background:#fff;border-bottom:1px solid #e4e7ec}.play-title{flex-shrink:0;font-size:14px;font-weight:600;color:#2c3e50}.play-hint{flex:1;min-width:0;font-size:12px;color:#95a5a6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.play-status{flex-shrink:0;font-size:12px;color:#95a5a6}.play-status.error{color:#e74c3c}.play-clear{flex-shrink:0;padding:5px 14px;background:#ecf0f1;color:#34495e;border:none;border-radius:6px;font-size:12px;font-family:inherit;cursor:pointer}.play-clear:hover{background:#dfe4ea}.play-warn{flex-shrink:0;margin:10px 16px 0;padding:8px 12px;background:#fef9e7;border:1px solid #f9e79f;border-radius:8px;font-size:12px;line-height:1.7;color:#9a7d0a}.play-warn summary{cursor:pointer;font-weight:600}.play-warn ul{margin:6px 0 2px 18px}.play-warn code{font-family:Consolas,Monaco,monospace}.play-split{flex:1;min-height:0;display:flex}.play-editor{flex:1;min-width:0;display:flex}.play-editor textarea{flex:1;padding:14px 16px;border:none;outline:none;resize:none;background:#fff;font-family:Consolas,Monaco,monospace;font-size:13px;line-height:1.7;color:#2c3e50}.play-divider{flex-shrink:0;width:1px;background:#e4e7ec}.play-preview{flex:1;min-width:0;overflow-y:auto;padding:20px 28px 48px;background:#f5f6fa}.play-preview .content-body{max-width:860px;margin:0 auto}.play-preview .md-body{padding:20px 24px;background:#fff;border:1px solid #e8eaee;border-radius:10px}.play-empty{padding:40px 0;font-size:13px;color:#95a5a6;text-align:center}.boot-loading{display:flex;align-items:center;justify-content:center;height:100%;color:#7f8c8d;font-size:15px}@media(max-width:768px){header{padding:10px 12px;gap:8px}header .brand{gap:6px}header h1{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}header .brand-sub{display:none}header .doc-count{display:none}header .header-actions{gap:8px;flex-shrink:0}.header-btn{padding:6px 9px;font-size:14px}.header-btn .btn-ico{display:inline}.header-btn .btn-label{display:none}.user-trigger{padding:4px 8px 4px 5px}.user-trigger .user-name{display:none}.user-dropdown{min-width:150px}#chat{padding:14px 12px}.msg{margin-bottom:12px}.bubble{padding:10px 13px;font-size:14px}#input-bar{padding:10px 12px}#input-bar .wrap{gap:8px}#question{font-size:16px}#send{padding:0 18px}#chat-page{position:relative}.chat-side{position:absolute;top:0;bottom:0;left:0;width:76%;max-width:280px;z-index:30;box-shadow:2px 0 16px #00000024;transform:translate(-100%);transition:transform .22s ease}#chat-page.side-open .chat-side{transform:translate(0)}.chat-backdrop{display:block;position:absolute;top:0;right:0;bottom:0;left:0;z-index:25;background:#00000059;opacity:0;pointer-events:none;transition:opacity .22s ease}#chat-page.side-open .chat-backdrop{opacity:1;pointer-events:auto}.chat-side-toggle{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;margin:10px 12px 0;padding:7px 14px;background:#fff;border:1px solid #e4e7ec;border-radius:8px;font-size:13px;color:#34495e;font-family:inherit;cursor:pointer}.chat-conv-del{opacity:1}.login-card input,.pwd-form input,.users-form input,.lib-search input{font-size:16px}.md-body h1{font-size:18px}.md-body h2{font-size:16px}.md-body pre{padding:12px}.md-body th,.md-body td{padding:6px 8px}.md-body table{display:block;overflow-x:auto}#doc-modal .panel:not(.pwd-panel):not(.fb-modal){width:100%;max-width:none;height:100%;max-height:none;margin-top:0;border-radius:0}#doc-modal .panel-head{padding:12px 16px}#doc-modal .panel-body{padding:14px 16px 32px}.login-card{padding:28px 22px}#lib-page{position:relative}.lib-side{position:absolute;top:0;bottom:0;left:0;width:82%;max-width:320px;z-index:30;box-shadow:2px 0 16px #00000024;transform:translate(-100%);transition:transform .22s ease}#lib-page.side-open .lib-side{transform:translate(0)}.lib-backdrop{display:block;position:absolute;top:0;right:0;bottom:0;left:0;z-index:25;background:#00000059;opacity:0;pointer-events:none;transition:opacity .22s ease}#lib-page.side-open .lib-backdrop{opacity:1;pointer-events:auto}.lib-resizer{display:none}.lib-toggle{display:inline-flex;align-items:center;gap:6px;margin-bottom:12px;padding:8px 14px;background:#fff;border:1px solid #e4e7ec;border-radius:8px;font-size:13px;color:#34495e;font-family:inherit;cursor:pointer}.lib-content{padding:14px 14px 40px}.lib-welcome{padding:12px 0}.welcome{gap:10px}.welcome-hero{flex-direction:column;align-items:flex-start;gap:18px;padding:22px 20px}.welcome-title{font-size:22px}.welcome-slogan{letter-spacing:2px}.welcome-metric{align-items:flex-start;text-align:left}.welcome-big{font-size:36px}.welcome-feats{grid-template-columns:1fr}.welcome-cats{padding:12px 14px}#users-page{padding:12px}.users-card{padding:18px 16px}.users-form{flex-direction:column}.users-form button{padding:10px}.user-item{gap:8px}#play-page{overflow-y:auto}.play-toolbar{flex-wrap:wrap;padding:10px 12px;gap:8px}.play-hint{display:none}.play-status{margin-left:auto}.play-split{flex-direction:column}.play-editor{height:38vh}.play-editor textarea{font-size:16px}.play-divider{width:auto;height:1px}.play-preview{padding:14px 14px 40px}.play-preview .md-body{padding:16px}#doc-modal .fb-modal{width:calc(100% - 28px);max-height:82vh}.fb-input,.fb-contact{font-size:16px}}pre{line-height:125%}td.linenos .normal,span.linenos{color:inherit;background-color:transparent;padding-left:5px;padding-right:5px}td.linenos .special,span.linenos.special{color:#000;background-color:#ffffc0;padding-left:5px;padding-right:5px}.md-body pre code .hll{background-color:#fff5b1}.md-body pre code{background:transparent;color:#24292e}.md-body pre code .c{color:#6a737d;font-style:italic}.md-body pre code .err{color:#b31d28}.md-body pre code .esc,.md-body pre code .g{color:#24292e}.md-body pre code .k{color:#d73a49}.md-body pre code .l{color:#005cc5}.md-body pre code .n{color:#24292e}.md-body pre code .o{color:#d73a49}.md-body pre code .x,.md-body pre code .p{color:#24292e}.md-body pre code .ch,.md-body pre code .cm,.md-body pre code .cp,.md-body pre code .cpf,.md-body pre code .c1,.md-body pre code .cs{color:#6a737d;font-style:italic}.md-body pre code .gd{color:#b31d28}.md-body pre code .ge{color:#24292e;font-style:italic}.md-body pre code .ges{color:#24292e;font-weight:700;font-style:italic}.md-body pre code .gr{color:#b31d28}.md-body pre code .gh{color:#24292e;font-weight:700}.md-body pre code .gi{color:#22863a}.md-body pre code .go{color:#24292e}.md-body pre code .gp{color:#6a737d;font-weight:700}.md-body pre code .gs{color:#24292e;font-weight:700}.md-body pre code .gu{color:#6a737d}.md-body pre code .gt{color:#b31d28}.md-body pre code .kc{color:#005cc5}.md-body pre code .kd,.md-body pre code .kn,.md-body pre code .kp,.md-body pre code .kr,.md-body pre code .kt{color:#d73a49}.md-body pre code .ld{color:#032f62}.md-body pre code .m{color:#005cc5}.md-body pre code .s{color:#032f62}.md-body pre code .na{color:#6f42c1}.md-body pre code .nb{color:#005cc5}.md-body pre code .nc{color:#6f42c1}.md-body pre code .no{color:#005cc5}.md-body pre code .nd{color:#6f42c1}.md-body pre code .ni{color:#24292e}.md-body pre code .ne,.md-body pre code .nf{color:#6f42c1}.md-body pre code .nl,.md-body pre code .nn{color:#24292e}.md-body pre code .nx{color:#6f42c1}.md-body pre code .py{color:#24292e}.md-body pre code .nt{color:#22863a}.md-body pre code .nv{color:#24292e}.md-body pre code .ow{color:#d73a49}.md-body pre code .pm,.md-body pre code .w{color:#24292e}.md-body pre code .mb,.md-body pre code .mf,.md-body pre code .mh,.md-body pre code .mi,.md-body pre code .mo{color:#005cc5}.md-body pre code .sa,.md-body pre code .sb,.md-body pre code .sc,.md-body pre code .dl{color:#032f62}.md-body pre code .sd{color:#6a737d;font-style:italic}.md-body pre code .s2{color:#032f62}.md-body pre code .se{color:#005cc5}.md-body pre code .sh,.md-body pre code .si,.md-body pre code .sx,.md-body pre code .sr,.md-body pre code .s1{color:#032f62}.md-body pre code .ss,.md-body pre code .bp{color:#005cc5}.md-body pre code .fm{color:#6f42c1}.md-body pre code .vc,.md-body pre code .vg,.md-body pre code .vi,.md-body pre code .vm{color:#24292e}.md-body pre code .il{color:#005cc5}.md-body pre code{color:#24292e}.md-body .md-callout pre code,.md-body .md-callout pre code [class]{color:inherit;background:transparent}.md-body .math-block{margin:12px 0;text-align:center;overflow-x:auto}.md-body math{font-size:1.05em}