:root{--kb-navy:#0d2744;--kb-cyan:#16b9af;--kb-border:#dce5ef;--kb-muted:#708197;--kb-bg:#f3f6fa}*{box-sizing:border-box}.kb-app{min-height:100vh;background:var(--kb-bg);color:#17283d;font-family:"Microsoft YaHei","Segoe UI",sans-serif}.kb-topbar{height:76px;background:var(--kb-navy);color:#fff;display:flex;align-items:center;padding:0 28px;gap:24px;box-shadow:0 4px 18px #0b203333}.kb-topbar>div{display:flex;flex-direction:column;gap:3px;flex:1}.kb-topbar span{font-size:11px;letter-spacing:2px;color:#8fbedf}.kb-topbar strong{font-size:21px}.kb-back,.kb-primary,.kb-danger,.kb-nav,.kb-card,.kb-toolbar button{border:0;cursor:pointer;font:inherit}.kb-back{color:#dcecff;background:#ffffff12;padding:10px 14px;border-radius:8px}.kb-primary{background:var(--kb-cyan);color:#fff;padding:11px 18px;border-radius:8px;font-weight:700}.kb-layout{display:grid;grid-template-columns:244px 1fr;min-height:calc(100vh - 76px)}.kb-sidebar{background:#fff;border-right:1px solid var(--kb-border);padding:26px 16px}.kb-side-title{font-weight:800;font-size:16px;padding:0 10px 14px}.kb-nav{width:100%;display:flex;justify-content:space-between;align-items:center;background:transparent;color:#52657a;padding:11px 12px;border-radius:8px;margin-bottom:3px;text-align:left}.kb-nav span{font-size:12px;color:#91a0b1}.kb-nav.active{background:#e9f4fb;color:#0b679f}.kb-separate{border-top:1px solid var(--kb-border);margin-top:24px;padding:20px 10px;color:#536579}.kb-separate b{font-size:13px}.kb-separate p{font-size:12px;line-height:1.7;margin:8px 0}.kb-main{padding:28px 30px;min-width:0}.kb-hero{min-height:145px;background:linear-gradient(120deg,#fff 20%,#e9f6f5);border:1px solid var(--kb-border);border-radius:14px;padding:26px 30px;display:flex;align-items:center;justify-content:space-between}.kb-kicker{font-size:11px;color:#2d7ca5;letter-spacing:2px}.kb-hero h1{font-size:28px;margin:8px 0}.kb-hero p{color:var(--kb-muted);margin:0}.kb-hero-stat{min-width:145px;border-left:1px solid #c9e0e6;padding-left:28px}.kb-hero-stat strong{display:block;font-size:34px;color:#087d87}.kb-hero-stat span{font-size:12px;color:var(--kb-muted)}.kb-workspace{display:grid;grid-template-columns:360px minmax(500px,1fr);gap:18px;margin-top:18px;min-height:calc(100vh - 286px)}.kb-list-panel,.kb-editor{background:#fff;border:1px solid var(--kb-border);border-radius:12px;overflow:hidden}.kb-toolbar{display:flex;gap:8px;padding:14px;border-bottom:1px solid var(--kb-border)}.kb-toolbar label{display:flex;align-items:center;gap:7px;flex:1;border:1px solid var(--kb-border);border-radius:7px;padding:0 10px;color:#8091a3}.kb-toolbar input{width:100%;border:0;outline:0;padding:10px 0}.kb-toolbar button{width:40px;border-radius:7px;background:#e8f3fa;color:#116ca7;font-size:20px}.kb-list{padding:9px;max-height:calc(100vh - 325px);overflow:auto}.kb-card{width:100%;text-align:left;padding:15px;background:#fff;border:1px solid transparent;border-radius:9px;margin-bottom:5px;color:#203247}.kb-card:hover{background:#f7fafc}.kb-card.active{background:#edf7fb;border-color:#b7dce9}.kb-card>div{display:flex;justify-content:space-between;gap:10px}.kb-card span{font-size:11px;color:#16858b;font-weight:700}.kb-card time{font-size:10px;color:#98a5b3}.kb-card h3{font-size:15px;margin:8px 0}.kb-card p{font-size:12px;line-height:1.55;color:#6f8092;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.kb-card footer{display:flex;gap:5px;margin-top:9px}.kb-card i{font-size:10px;font-style:normal;color:#657b91;background:#edf2f6;padding:3px 6px;border-radius:4px}.kb-empty,.kb-editor-empty{height:100%;min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#8493a3;text-align:center;gap:8px;padding:30px}.kb-empty b,.kb-editor-empty h2{color:#3e5368}.kb-editor form{height:100%;display:flex;flex-direction:column;padding:22px 24px;gap:14px}.kb-editor-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--kb-border);padding-bottom:15px}.kb-editor-head>div{display:flex;gap:8px;align-items:center}.kb-editor-head>div:first-child{align-items:flex-start;flex-direction:column}.kb-editor-head span{font-weight:800}.kb-editor-head small{color:#8a99a9}.kb-danger{background:#fff0f0;color:#c64e4e;padding:10px 15px;border-radius:8px}.kb-field{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:700;color:#52667b}.kb-field small{font-weight:400;color:#98a4b1}.kb-field input,.kb-field textarea,.kb-field select{width:100%;border:1px solid var(--kb-border);border-radius:7px;padding:11px 12px;font:inherit;color:#24364a;outline:0;background:#fff}.kb-field input:focus,.kb-field textarea:focus,.kb-field select:focus{border-color:#50a8c8;box-shadow:0 0 0 3px #4eb3cd1c}.kb-title input{font-size:20px;font-weight:800}.kb-grid{display:grid;grid-template-columns:1fr 180px;gap:14px}.kb-content{flex:1}.kb-content textarea{height:100%;min-height:210px;resize:vertical;line-height:1.75}.kb-editor-empty div{font-size:34px;color:#1aa6a7}@media(max-width:980px){.kb-layout{grid-template-columns:1fr}.kb-sidebar{display:none}.kb-main{padding:18px}.kb-workspace{grid-template-columns:1fr}.kb-list-panel{max-height:380px}.kb-topbar{padding:0 14px}.kb-topbar span{display:none}}@media(max-width:620px){.kb-hero-stat{display:none}.kb-main{padding:10px}.kb-grid{grid-template-columns:1fr}.kb-topbar .kb-primary{padding:10px}}
/* Personal knowledge home and global search */
.kb-global-search{display:flex;align-items:center;gap:18px;margin:18px 0;padding:18px 22px;border:1px solid #dce4ef;border-radius:18px;background:linear-gradient(135deg,#fff,#f4f8ff);box-shadow:0 8px 24px rgba(26,54,93,.06)}
.kb-global-search>div{display:flex;flex-direction:column;gap:4px;min-width:230px}.kb-global-search span{font-size:11px;letter-spacing:.14em;color:#6e7f99;text-transform:uppercase}.kb-global-search b{font-size:15px;color:#17253b}.kb-global-search label{display:flex;align-items:center;gap:8px;flex:1;padding:11px 14px;border:1px solid #d7e0eb;border-radius:12px;background:#fff;color:#8090a6}.kb-global-search input{width:100%;border:0;outline:0;font-size:14px}
.kb-overview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) 1.5fr;gap:12px;margin:0 0 16px}.kb-stat-card,.kb-library-card{min-height:106px;padding:18px;border:1px solid #e0e7f0;border-radius:16px;background:#fff;box-shadow:0 5px 18px rgba(26,54,93,.045)}.kb-stat-card span,.kb-library-card>span{display:block;color:#7888a0;font-size:12px}.kb-stat-card b{display:block;margin:8px 0 4px;color:#1b2b45;font-size:27px}.kb-stat-card small{color:#93a0b2}.kb-library-card>div{display:grid;grid-template-columns:42px 1fr auto;gap:8px;align-items:center;margin-top:8px;font-size:12px}.kb-library-card i{font-style:normal;color:#2374d8}.kb-library-card time{color:#9ba7b8}
.kb-global-results{margin:0 0 16px}.kb-result-head{display:flex;justify-content:space-between;align-items:center;margin:4px 2px 10px;color:#71819a}.kb-result-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.kb-result-card{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:14px;text-align:left;border:1px solid #e1e8f1;border-radius:14px;background:#fff;cursor:pointer}.kb-result-card:hover{border-color:#5d9df0;box-shadow:0 6px 18px rgba(40,108,198,.1)}.kb-result-card span{font-size:11px;color:#2878d1}.kb-result-card b{font-size:14px;color:#1f2d43}.kb-result-card small{height:32px;overflow:hidden;color:#78869b}.kb-result-card time{font-size:11px;color:#a0aaba}.kb-search-empty,.kb-search-loading{padding:18px;border:1px dashed #cfd9e6;border-radius:14px;color:#8290a5;background:#fbfcfe}
@media(max-width:1100px){.kb-overview{grid-template-columns:repeat(2,minmax(0,1fr))}.kb-result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.kb-global-search{flex-wrap:wrap}}