:root{--primary: #254EDB;--primary-dark: #1D3FB8;--primary-light: #EEF2FF;--success: #009473;--warning: #FF9F1C;--error: #D92D20;--text-1: #141826;--text-2: #505A71;--placeholder: #8A94A6;--border: #D0D5DD;--bg: #EEF2FF;--panel: #FFFFFF;--neutral: #E5E9F2;--shadow-card: 0 4px 16px rgba(20, 24, 38, .06);--shadow-float: 0 12px 40px rgba(20, 24, 38, .1)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text-1);font-size:14px;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}a{color:var(--primary);text-decoration:none}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.login-card{background:var(--panel);padding:44px 40px;border-radius:16px;width:380px;max-width:100%;box-shadow:var(--shadow-float);border:1px solid var(--border)}.login-card h1{margin:0 0 6px;font-size:26px;font-weight:700;color:var(--primary);letter-spacing:.5px}.login-card .sub{color:var(--text-2);margin-bottom:28px;font-size:14px;font-weight:400}.app{display:flex;min-height:100vh}.sidebar{width:232px;background:var(--panel);border-right:1px solid var(--border);color:var(--text-2);padding:20px 0;flex-shrink:0;display:flex;flex-direction:column}.sidebar .brand{color:var(--primary);font-size:19px;font-weight:700;padding:6px 22px 18px;border-bottom:1px solid var(--border);margin-bottom:14px;letter-spacing:.5px}.sidebar .nav a,.sidebar .nav button{display:block;width:100%;text-align:left;background:none;border:none;color:var(--text-2);padding:11px 22px;font-size:14px;cursor:pointer;border-radius:0;transition:background .15s ease,color .15s ease}.sidebar .nav a.active{background:var(--neutral);color:var(--text-1);font-weight:700}.sidebar .nav a:hover,.sidebar .nav button:hover{background:var(--neutral);color:var(--text-1)}.sidebar .user{padding:14px 22px;border-top:1px solid var(--border);margin-top:auto;font-size:13px;color:var(--text-2)}.sidebar .user .name{color:var(--text-1);font-weight:600;font-size:14px}.main{flex:1;padding:28px 32px;overflow:auto;background:var(--bg)}.page-title{font-size:22px;font-weight:700;color:var(--text-1);margin:0 0 18px}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px;box-shadow:var(--shadow-card)}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.stat .label{color:var(--text-2);font-size:13px}.stat .value{font-size:26px;font-weight:700;margin-top:6px;color:var(--text-1)}.stat .value.green{color:var(--success)}.stat .value.blue{color:var(--primary)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);font-size:13px;color:var(--text-1)}th{color:var(--text-2);font-weight:600;background:var(--neutral);white-space:nowrap}tr:hover td{background:var(--neutral)}td a{color:var(--text-1)}td a:hover{color:var(--primary)}.mono{font-variant-numeric:tabular-nums}.btn{background:var(--primary);color:#fff;border:none;padding:9px 16px;border-radius:8px;font-size:14px;font-weight:500;transition:background .15s ease}.btn:hover{background:var(--primary-dark)}.btn.ghost{background:#fff;color:var(--text-1);border:1px solid var(--border)}.btn.ghost:hover{background:var(--neutral)}.btn.danger{background:#fff;color:var(--error);border:1px solid #F2B4AE}.btn.danger:hover{background:#fce8e6}.btn.sm{padding:6px 12px;font-size:13px}.row-actions{display:flex;gap:8px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;color:var(--text-1);font-weight:500;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid 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10px;border-radius:999px;font-size:12px;font-weight:500}.tag.green{background:#e6f7f2;color:var(--success)}.tag.amber{background:#fff3e0;color:#b45309}.tag.blue{background:var(--primary-light);color:var(--primary)}.tag.gray{background:var(--neutral);color:var(--text-2)}.tag.red{background:#fce8e6;color:var(--error)}.banner{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:14px;margin:12px 0}.banner .step{padding:5px 12px;border-radius:8px;background:var(--neutral);color:var(--text-2);font-weight:500}.banner .step.done{background:#e6f7f2;color:var(--success)}.banner .step.current{background:var(--primary-light);color:var(--primary);font-weight:700}.banner .step.lost{background:#fce8e6;color:var(--error)}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.toolbar .spacer{flex:1}.toast{position:fixed;top:18px;left:50%;transform:translate(-50%);background:#141826;color:#fff;padding:11px 20px;border-radius:10px;z-index:100;box-shadow:0 8px 24px #0000002e;font-size:14px}.toast.err{background:var(--error)}.muted{color:var(--text-2)}.section-gap{margin-top:24px}.empty{color:var(--text-2);padding:28px;text-align:center;font-size:13px}