:root{--primary: #2563eb;--danger: #dc2626;--bg: #f3f5f7;--border: #e2e6ea;--text: #1f2937;--muted: #6b7280}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Microsoft YaHei,sans-serif;font-size:14px}.topbar{display:flex;justify-content:space-between;align-items:center;background:#fff;border-bottom:1px solid var(--border);padding:10px 20px}.topbar .brand{font-weight:600;font-size:15px}.page{max-width:960px;margin:24px auto;padding:0 16px}.card{background:#fff;border:1px solid var(--border);border-radius:8px;padding:20px;margin-bottom:16px;box-shadow:0 1px 2px #0000000a}h2{font-size:16px;margin:0 0 14px;display:flex;align-items:center;gap:10px}input,select,textarea{padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;outline:none;font-family:inherit;background:#fff}input:focus,select:focus,textarea:focus{border-color:var(--primary)}button{padding:7px 14px;border:1px solid var(--border);border-radius:6px;background:#fff;cursor:pointer;font-size:14px;color:var(--text)}button:hover{border-color:#b6bec7}button.primary{background:var(--primary);border-color:var(--primary);color:#fff}button.primary:hover{background:#1d4ed8}button.danger{color:var(--danger)}button.danger:hover{border-color:var(--danger)}button.sm{padding:3px 10px;font-size:13px}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse}th{text-align:left;color:var(--muted);font-weight:500;font-size:13px;padding:8px 10px;border-bottom:1px solid var(--border)}td{padding:9px 10px;border-bottom:1px solid var(--border)}tr:last-child td{border-bottom:none}tr:hover td{background:#f8fafc}td button{margin-right:6px}td button:last-child{margin-right:0}.form-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.error{color:var(--danger);margin:10px 0 0}.ok{color:#15803d;margin:10px 0 0}.empty{color:var(--muted)}.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px}.tag.green{background:#dcfce7;color:#15803d}.tag.gray{background:#e5e7eb;color:#6b7280}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:320px}.login-card h2{justify-content:center;font-size:18px;margin-bottom:18px}.login-card input,.login-card button{width:100%;margin-bottom:12px}.login-card .error{text-align:center}