:root{--brand: #0a63d8;--brand-hover: #084fae;--brand-soft: #e8f1fe;--brand-ring: rgba(10, 99, 216, .35);--canvas: #f4f6fa;--surface: #ffffff;--surface-2: #eef1f6;--side: #0f1b3d;--text: #1b2230;--text-2: #556078;--text-3: #6b7488;--on-dark: #c8d3ea;--on-dark-2: #96a4c4;--success: #0e8a5f;--success-soft: #e5f6ef;--warning: #b35f00;--warning-soft: #fff4e5;--danger: #c2271f;--danger-soft: #fdeceb;--info: #0a63d8;--info-soft: #e8f1fe;--border: #dfe4ee;--border-strong: #c8cfdd;--r-sm: 6px;--r-md: 9px;--r-lg: 12px;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);--shadow-md: 0 1px 2px rgba(16, 24, 40, .05), 0 4px 14px rgba(16, 24, 40, .08);--t-fast: .15s ease;--t-mid: .2s ease;--fs-xs: .75rem;--fs-sm: .8125rem;--fs-md: .875rem;--fs-lg: 1rem;--fs-xl: 1.25rem;--fs-2xl: 1.5rem;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 24px;--sp-6: 32px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:-apple-system,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;font-size:var(--fs-md);line-height:1.55;background:var(--canvas);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:var(--brand-ring);color:var(--text)}:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#c3cad8;border-radius:6px;border:2px solid var(--canvas)}::-webkit-scrollbar-thumb:hover{background:#aab3c6}::-webkit-scrollbar-track{background:transparent}a{color:var(--brand);text-decoration:none;text-underline-offset:3px}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0 0 var(--sp-2);color:var(--text);font-weight:650;line-height:1.25;letter-spacing:-.01em}h1{font-size:var(--fs-2xl)}h2{font-size:var(--fs-xl)}h3{font-size:var(--fs-lg)}.muted{color:var(--text-2)}.small{font-size:var(--fs-xs)}.splash{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-2)}.app-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.header-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:var(--sp-5);padding:0 20px;height:56px}.brand{display:flex;align-items:center;gap:var(--sp-2);color:var(--text);font-weight:650}.brand:hover{text-decoration:none}.brand-text{font-size:var(--fs-lg)}.header-nav{display:flex;gap:var(--sp-4);flex:1}.header-nav a{color:var(--text-2);padding:4px 2px;font-size:var(--fs-md);border-bottom:2px solid transparent}.header-nav a:hover{color:var(--text);text-decoration:none}.header-nav a.active{color:var(--brand);font-weight:600;border-bottom-color:var(--brand)}.header-user{display:flex;align-items:center;gap:var(--sp-2)}.user-name{font-weight:600}.app-main{max-width:1080px;margin:0 auto;padding:var(--sp-5) 20px 60px}.page-title{font-size:var(--fs-xl)}.page-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:var(--sp-5);box-shadow:var(--shadow-sm)}.center-note{margin-top:40px;text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-1);border:1px solid transparent;border-radius:var(--r-sm);padding:8px 16px;font-size:var(--fs-md);font-weight:550;line-height:1.2;cursor:pointer;background:var(--surface);color:var(--text);transition:background var(--t-fast),border-color var(--t-fast),color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast)}.btn:hover{border-color:var(--border-strong);background:var(--surface-2)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-hover);border-color:var(--brand-hover)}.btn-ghost{border-color:var(--border);color:var(--text)}.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}.btn-danger{border-color:#f1c2c0;color:var(--danger)}.btn-danger:hover{background:var(--danger-soft);border-color:var(--danger)}.btn-sm{padding:4px 10px;font-size:var(--fs-sm)}.input{border:1px solid var(--border);border-radius:var(--r-sm);padding:8px 12px;font-size:var(--fs-md);color:var(--text);background:var(--surface);outline:none;transition:border-color var(--t-fast),box-shadow var(--t-fast)}.input::placeholder{color:var(--text-3)}.input:hover{border-color:var(--border-strong)}.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-ring)}.input:disabled{background:var(--surface-2);color:var(--text-3)}.input-sm{padding:5px 9px;font-size:var(--fs-sm)}.inline-form{display:flex;gap:var(--sp-2);align-items:center}textarea.input{font-family:inherit;resize:vertical}.badge{display:inline-flex;align-items:center;gap:2px;padding:1px 9px;border-radius:999px;font-size:var(--fs-xs);line-height:18px;font-weight:550;white-space:nowrap}.badge-admin{background:var(--warning-soft);color:var(--warning)}.badge-staff{background:var(--info-soft);color:var(--info)}.badge-dev{background:var(--surface-2);color:var(--text-2)}.badge-ding{background:var(--success-soft);color:var(--success)}.badge-soon{background:var(--surface-2);color:var(--text-2)}.err-box{background:var(--danger-soft);border:1px solid #f1c2c0;color:var(--danger);border-radius:var(--r-sm);padding:10px 14px;margin:var(--sp-2) 0}.ok-box{background:var(--success-soft);border:1px solid #b7e3cf;color:var(--success);border-radius:var(--r-sm);padding:10px 14px;margin:var(--sp-2) 0}.tip-box{background:var(--info-soft);border:1px solid #c9dcf7;color:#1d3f7a;border-radius:var(--r-sm);padding:12px 16px;margin:var(--sp-2) 0 var(--sp-4)}.tip-box ul{margin:var(--sp-2) 0 0;padding-left:18px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 16px;background:radial-gradient(1200px 500px at 10% -10%,rgba(10,99,216,.14),transparent),radial-gradient(900px 420px at 110% 15%,rgba(6,182,212,.12),transparent),var(--canvas)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;width:460px;max-width:100%;padding:32px 32px 28px;box-shadow:var(--shadow-md)}.login-head{text-align:center;margin-bottom:18px}.login-head h1{font-size:var(--fs-xl);margin-top:var(--sp-2)}.login-head p{color:var(--text-2);font-size:var(--fs-sm);margin:0}.env-tip{text-align:center;padding:8px;border-radius:var(--r-sm);background:var(--surface-2);color:var(--text-2);font-size:var(--fs-sm);margin-bottom:16px}.env-ok{background:var(--success-soft);color:var(--success)}.login-section{border-top:1px dashed var(--border);padding:16px 0 6px;margin-top:12px}.login-section h3{font-size:var(--fs-lg);display:flex;align-items:center;gap:var(--sp-2)}.login-section .btn-primary{display:block;margin:14px auto 0;width:100%;max-width:240px;padding:10px 16px}.persona-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--sp-2);margin-top:10px}.persona{border:1px solid var(--border);border-radius:var(--r-md);background:var(--surface);padding:10px 12px;cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:4px;transition:border-color var(--t-fast),box-shadow var(--t-fast)}.persona:hover{border-color:var(--brand);box-shadow:0 4px 14px #0a63d824}.persona:disabled{opacity:.6}.persona-admin{background:#fdfaf2}.persona-name{font-weight:600}.persona-dept{font-size:var(--fs-xs);color:var(--text-2)}.persona .badge{align-self:flex-start}.busy-line{margin-top:14px;color:var(--brand);font-size:var(--fs-sm);text-align:center}.welcome-banner{background:linear-gradient(120deg,#eef5ff,#ecfbff);border:1px solid #c9dcf7;border-radius:var(--r-lg);padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.welcome-banner h2{font-size:var(--fs-xl)}.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.module-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow-sm);transition:box-shadow var(--t-fast),border-color var(--t-fast)}.module-card:hover{box-shadow:var(--shadow-md);border-color:var(--border-strong)}.module-icon{font-size:26px}.module-card h3{font-size:var(--fs-lg);margin:8px 0 4px}.admin-callout{margin-top:20px;background:#fff8e6;border:1px solid #f0dfa8;border-radius:var(--r-lg);padding:12px 16px}.admin-layout{display:flex;min-height:100vh}.admin-side{width:214px;background:var(--side);color:var(--on-dark);flex-shrink:0;display:flex;flex-direction:column}.admin-side-brand{display:flex;align-items:center;gap:var(--sp-2);padding:16px;color:#fff;font-weight:650;border-bottom:1px solid rgba(255,255,255,.08)}.admin-nav{padding:var(--sp-2) 0;flex:1}.admin-nav-item{display:block;padding:10px 18px;color:var(--on-dark);font-size:var(--fs-md);border-left:3px solid transparent;transition:background var(--t-fast),color var(--t-fast)}.admin-nav-item:hover{background:#ffffff0f;color:#fff;text-decoration:none}.admin-nav-item.active{background:#ffffff14;color:#fff;border-left-color:#4d94ff}.admin-body{flex:1;min-width:0;display:flex;flex-direction:column}.admin-top{height:52px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 20px}.admin-top-title{font-weight:650}.admin-content{padding:var(--sp-5)}.toolbar{display:flex;gap:var(--sp-2);align-items:center;flex-wrap:wrap;margin-bottom:var(--sp-3)}.split2{display:grid;grid-template-columns:264px 1fr;gap:16px;align-items:start}.list-item{padding:10px 14px;border:1px solid var(--border);border-radius:var(--r-md);margin-bottom:6px;cursor:pointer;background:var(--surface);transition:border-color var(--t-fast),background var(--t-fast)}.list-item:hover{border-color:var(--border-strong)}.list-item.active{border-color:var(--brand);background:var(--brand-soft)}.list-item.unread{border-left:3px solid var(--warning)}.node-chip{display:inline-block;padding:2px 10px;margin:2px;background:var(--info-soft);color:var(--info);border-radius:999px;font-size:var(--fs-xs)}.node-chain{margin:var(--sp-2) 0}.tbl{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;font-size:var(--fs-sm);box-shadow:var(--shadow-sm)}.tbl th,.tbl td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:middle}.tbl th{background:var(--surface-2);color:var(--text-2);font-weight:600;white-space:nowrap;font-size:var(--fs-xs);letter-spacing:.01em}.tbl tr:last-child td{border-bottom:none}.tbl tbody tr{transition:background var(--t-fast)}.tbl tbody tr:hover{background:#f6f8fc}.tbl .num,.stat-num{font-variant-numeric:tabular-nums}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:var(--sp-5)}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:18px 20px;box-shadow:var(--shadow-sm)}.stat-num{font-size:28px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.01em}.stat-label{color:var(--text-2);margin-top:2px;font-size:var(--fs-sm)}.sub-title{margin-top:var(--sp-5);font-size:var(--fs-lg)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:var(--r-lg);padding:20px 24px;width:400px;max-width:92vw;box-shadow:var(--shadow-md)}.modal h3{font-size:var(--fs-lg)}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}.bar-row{display:flex;align-items:center;gap:10px;margin:6px 0}.bar-label{width:56px;text-align:right;font-variant-numeric:tabular-nums}.bar-track{flex:1;height:14px;background:var(--surface-2);border-radius:7px;overflow:hidden}.bar-fill{height:100%;background:linear-gradient(90deg,var(--brand),#06b6d4);border-radius:7px}.login-logo-img{width:64px;height:64px;border-radius:14px;display:block;margin:0 auto 12px;object-fit:cover;box-shadow:var(--shadow-sm)}.brand-logo{width:26px;height:26px;border-radius:6px;object-fit:cover}.admin-side-brand .brand-logo{width:24px;height:24px}.empty-state{padding:var(--sp-6) var(--sp-4);text-align:center;color:var(--text-2)}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,#f7f9fc 50%,var(--surface-2) 75%);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:var(--r-sm)}@keyframes sk{0%{background-position:200% 0}to{background-position:-200% 0}}.admin-top-left{display:flex;align-items:center;gap:var(--sp-3)}.back-link{color:var(--text-2);font-size:var(--fs-sm)}.back-link:hover{color:var(--brand);text-decoration:none}.side-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:var(--sp-2);max-height:70vh;overflow:auto}.tree-wrap{margin-top:2px}.tree-node{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:var(--r-sm);cursor:pointer;font-size:var(--fs-md)}.tree-node:hover{background:var(--surface-2)}.tree-node.active{background:var(--brand-soft);color:var(--brand)}.tree-caret{width:16px;flex:none;text-align:center;color:var(--text-3)}.tree-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-count{color:var(--text-3);font-size:var(--fs-xs);font-variant-numeric:tabular-nums}.check-list{display:flex;flex-direction:column;gap:4px;margin-top:6px;max-height:180px;overflow:auto}.check-item{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:6px;cursor:pointer}.check-item:hover{background:var(--surface-2)}.check-item input{accent-color:var(--brand)}.node-row{display:flex;align-items:center;gap:8px;padding:6px 8px;border:1px solid var(--border);border-radius:var(--r-sm);margin-bottom:6px;background:var(--surface);flex-wrap:wrap}.node-seq{width:18px;text-align:center;color:var(--text-3);font-variant-numeric:tabular-nums}.node-ops{margin-left:auto;display:flex;gap:4px}.analysis-cols{margin-bottom:var(--sp-3)}.card-title{font-size:var(--fs-lg);margin-bottom:var(--sp-3)}.bar-label{width:96px;text-align:right;display:flex;align-items:center;gap:6px;justify-content:flex-end;font-weight:550}.bar-num{width:84px;color:var(--text-2);font-size:var(--fs-xs);font-variant-numeric:tabular-nums}.grade-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:4px;flex:none}.grade-badge{display:inline-block;padding:1px 8px;margin:1px 4px 1px 0;border-radius:999px;font-size:var(--fs-xs);font-weight:550}.rank-num{display:inline-flex;width:22px;height:22px;border-radius:50%;align-items:center;justify-content:center;font-size:var(--fs-xs);color:var(--text-2);background:var(--surface-2);font-variant-numeric:tabular-nums}select.input{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' stroke='%236b7488' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px;cursor:pointer;min-height:38px}select.input:hover{border-color:var(--border-strong);background-color:var(--surface)}select.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-ring)}select.input-sm{padding-right:30px;background-position:right 8px center;min-height:30px}select.input:disabled{background-color:var(--surface-2);color:var(--text-3);cursor:not-allowed}.applicable-cols{display:grid;grid-template-columns:1.2fr 1fr;gap:14px;margin-top:10px}.tree-node .check-item{gap:6px}