:root{--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #eff6ff;--primary-dark: #1e3a5f;--sidebar-bg: #f0f4ff;--sidebar-active: #2563eb;--text: #1a1a2e;--text-muted: #6b7280;--border: #e2e5ea;--bg: #f4f6f9;--white: #ffffff;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--transition: all .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Noto Sans CJK SC,Microsoft YaHei,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#c1c7d0;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a0a6b0}.flex{display:flex}.flex-col{display:flex;flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.flex-wrap{flex-wrap:wrap}.flex-1{flex:1}.gap-4{gap:4px}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--text-muted)}.text-primary{color:var(--primary)}.text-danger{color:var(--danger)}.text-success{color:var(--success)}.text-warning{color:var(--warning)}.text-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-4{margin-bottom:4px}.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.ml-8{margin-left:8px}.mr-8{margin-right:8px}.p-8{padding:8px}.p-12{padding:12px}.p-16{padding:16px}.p-24{padding:24px}.font-bold{font-weight:600}.font-sm{font-size:12px}.font-lg{font-size:16px}.font-xl{font-size:20px}.w-full{width:100%}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border:1px solid transparent;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);white-space:nowrap;line-height:1.4}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover:not(:disabled){background:var(--primary-hover);border-color:var(--primary-hover)}.btn-success{background:var(--success);color:#fff;border-color:var(--success)}.btn-success:hover:not(:disabled){background:#059669}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-outline{background:var(--white);color:var(--text);border-color:var(--border)}.btn-outline:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn-sm{padding:4px 10px;font-size:12px}.btn-lg{padding:12px 24px;font-size:16px}.btn-block{width:100%}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-weight:500;color:var(--text);font-size:13px}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--text);background:var(--white);transition:var(--transition);outline:none;font-family:inherit}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-textarea{min-height:80px;resize:vertical}.card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.card-header{font-size:16px;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}.table-wrap table{width:100%;border-collapse:collapse;font-size:13px}.table-wrap th,.table-wrap td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}.table-wrap th{background:#f8f9fb;font-weight:600;color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.table-wrap tr:last-child td{border-bottom:none}.table-wrap tr:hover td{background:var(--primary-light)}.table-wrap tr{cursor:pointer}.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}.tag-success{background:#d1fae5;color:#065f46}.tag-warning{background:#fef3c7;color:#92400e}.tag-danger{background:#fee2e2;color:#991b1b}.tag-info{background:#dbeafe;color:#1e40af}.pagination{display:flex;align-items:center;justify-content:center;gap:4px;margin-top:16px}.pagination .page-btn{min-width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:var(--radius);background:var(--white);color:var(--text);cursor:pointer;transition:var(--transition);font-size:13px}.pagination .page-btn:hover:not(:disabled):not(.active){border-color:var(--primary);color:var(--primary)}.pagination .page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination .page-btn:disabled{opacity:.4;cursor:not-allowed}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000}.dialog{background:var(--white);border-radius:12px;padding:0;min-width:360px;max-width:520px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:0 20px 60px #0003;color:#1e293b}.dialog-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;font-size:16px;font-weight:600;border-bottom:1px solid var(--border);color:#0f172a}.dialog-body{padding:20px 24px}.dialog-footer{display:flex;justify-content:flex-end;gap:8px;padding:14px 24px;border-top:1px solid var(--border)}.btn-dialog-close{background:none;border:none;color:#94a3b8;font-size:22px;line-height:1;cursor:pointer;padding:0 4px;margin-left:auto}.btn-dialog-close:hover{color:#0f172a}.tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:20px;overflow-x:auto}.tabs .tab{padding:10px 16px;font-size:14px;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;white-space:nowrap;transition:var(--transition)}.tabs .tab:hover{color:var(--primary)}.tabs .tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.status-dot.online{background:var(--success);box-shadow:0 0 6px #10b98180}.status-dot.offline{background:var(--text-muted)}.search-bar{display:flex;gap:12px;margin-bottom:16px}.search-bar 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