:root {
  --bg:#0f1117; --card:#1a1d27; --card2:#21252f; --border:#2a2f3c;
  --text:#e8eaf0; --dim:#8b90a0; --accent:#f5b62c; --danger:#e5534b; --ok:#2ea55a;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text);display:flex;height:100vh;}
input,select,textarea{background:var(--card2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 12px;outline:none;font-size:14px;}
input:focus,select:focus,textarea:focus{border-color:var(--accent);}
textarea{resize:vertical;}

/* 侧边栏 */
.sidebar{width:220px;background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;}
.side-brand{padding:20px;font-size:17px;font-weight:700;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;}
.side-logo{width:30px;height:30px;border-radius:8px;object-fit:cover;}
.side-nav{padding:12px;display:flex;flex-direction:column;gap:4px;flex:1;}
.nav-item{background:transparent;border:none;color:var(--dim);text-align:left;padding:11px 14px;border-radius:9px;font-size:14px;cursor:pointer;transition:all .2s;}
.nav-item:hover{background:var(--card2);color:var(--text);}
.nav-item.active{background:var(--accent);color:#15161a;font-weight:600;}
.side-foot{padding:14px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px;font-size:13px;}
.side-foot span{color:var(--dim);}
.side-foot button{background:var(--card2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px;cursor:pointer;font-size:13px;}
.side-foot button:hover{border-color:var(--accent);}

/* 内容区 */
.content{flex:1;overflow-y:auto;padding:28px;}
.view{display:none;}
.view.active{display:block;}
.view h2{font-size:20px;margin-bottom:18px;}
.view h3{font-size:15px;margin:22px 0 10px;color:var(--dim);}

.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:10px;}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px;}
.stat-num{font-size:28px;font-weight:700;color:var(--accent);}
.stat-label{color:var(--dim);font-size:13px;margin-top:6px;}

.panel{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;}
.panel.dim{color:var(--dim);font-size:13px;margin-top:14px;}

/* 工具条 */
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap;}
.input{min-width:0;}
.btn{background:var(--card2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 16px;cursor:pointer;font-size:13px;}
.btn:hover{border-color:var(--accent);}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-dark,#d99a0f));color:#15161a;font-weight:600;border:none;}
.btn.danger{background:#3a2a2c;color:var(--danger);border:1px solid #5a3336;}
.btn:disabled{opacity:.5;cursor:not-allowed;}
.filter{background:var(--card2);border:1px solid var(--border);color:var(--dim);border-radius:20px;padding:6px 14px;cursor:pointer;font-size:13px;}
.filter.active{background:var(--accent);color:#15161a;border-color:var(--accent);font-weight:600;}

/* 表格 */
.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:auto;}
.table{width:100%;border-collapse:collapse;font-size:13px;}
.table th,.table td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;}
.table th{background:var(--card2);color:var(--dim);font-weight:600;}
.table tr:hover td{background:var(--card2);}
.table .cell-title{max-width:280px;overflow:hidden;text-overflow:ellipsis;}
.tag-mini{display:inline-block;background:rgba(90,120,255,.15);border:1px solid rgba(90,120,255,.4);color:#a8b6ff;border-radius:10px;padding:2px 8px;margin:1px;font-size:11px;}
.badge{display:inline-block;padding:3px 10px;border-radius:10px;font-size:12px;}
.badge.admin{background:rgba(245,182,44,.18);color:var(--accent);border:1px solid rgba(245,182,44,.4);}
.badge.user{background:rgba(90,120,255,.15);color:#a8b6ff;border:1px solid rgba(90,120,255,.4);}
.color-dot{display:inline-block;width:14px;height:14px;border-radius:4px;margin-right:6px;vertical-align:middle;border:1px solid rgba(255,255,255,.2);}
.pagination{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:14px;color:var(--dim);font-size:13px;}

/* 模态 */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);align-items:center;justify-content:center;z-index:100;padding:20px;}
.modal.show{display:flex;}
.modal-box{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px;width:520px;max-width:92vw;max-height:90vh;overflow-y:auto;position:relative;}
.modal-box h3{margin-bottom:16px;}
.close{position:absolute;top:12px;right:16px;font-size:22px;color:var(--dim);cursor:pointer;}
.modal-box .row{margin-bottom:12px;}
.modal-box .row label{display:block;font-size:13px;color:var(--dim);margin-bottom:5px;}
.modal-box .row input,.modal-box .row textarea,.modal-box .row select{width:100%;}
.row2{display:flex;gap:12px;}
.row2 .row{flex:1;}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px;}
.modal-box .row label input[type=checkbox]{width:auto;margin-right:6px;}

.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);background:#2a2e3a;color:var(--text);padding:12px 26px;border-radius:10px;font-size:14px;opacity:0;transition:all .3s;z-index:200;border:1px solid var(--border);}
.toast.show{opacity:1;}
.toast.error{border-color:var(--danger);}
.toast.success{border-color:var(--ok);}

.tags-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tags-cloud .tag{background:var(--card2);border:1px solid var(--border);border-radius:16px;padding:7px 14px;font-size:13px;cursor:pointer;}
.tags-cloud .tag:hover{border-color:var(--accent);}
.tags-cloud .tag b{color:var(--accent);margin-left:6px;}

/* 隐私提示词 */
.hint-row{background:rgba(245,182,44,.1);border:1px solid rgba(245,182,44,.3);color:#e8d9a8;border-radius:8px;padding:9px 12px;font-size:12px;margin-bottom:12px;}
.share-tip{color:var(--dim);font-size:13px;margin-bottom:10px;}
.share-user-list{max-height:46vh;overflow-y:auto;border:1px solid var(--border);border-radius:10px;margin-bottom:14px;}
.share-user-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--border);cursor:pointer;font-size:14px;}
.share-user-item:hover{background:var(--card2);}
.share-user-item input{width:17px;height:17px;accent-color:var(--accent);}
.share-user-item .badge{font-size:11px;}