*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f5f6fa;--surface: #ffffff;--border: #e0e3ea;--text: #1a1d23;--muted: #6b7280;--accent: #3b82f6;--accent-h: #2563eb;--danger: #ef4444;--danger-h: #dc2626;--radius: 6px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:200px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column}.main{flex:1;overflow-y:auto;padding:24px}.sidebar-brand{padding:18px 16px 14px;font-weight:700;font-size:16px;border-bottom:1px solid var(--border);color:var(--accent);letter-spacing:-.3px}.nav-item{padding:10px 16px;cursor:pointer;color:var(--muted);border-left:3px solid transparent;transition:background .1s,color .1s}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active{border-left-color:var(--accent);color:var(--accent);background:#eff6ff;font-weight:500}.sidebar-bottom{margin-top:auto;padding:12px;border-top:1px solid var(--border)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-title{font-size:20px;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}thead th{text-align:left;padding:10px 12px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:1px solid var(--border);background:#f9fafb}tbody td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:#f9fafb}.badge{display:inline-block;padding:2px 7px;border-radius:999px;font-size:11px;font-weight:500;background:#eff6ff;color:var(--accent);margin:1px}.badge.gray{background:#f3f4f6;color:var(--muted)}.btn{display:inline-flex;align-items:center;gap:5px;padding:7px 14px;border-radius:var(--radius);border:1px solid transparent;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-h)}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:var(--bg)}.btn-danger{background:transparent;border-color:transparent;color:var(--danger);padding:4px 8px}.btn-danger:hover{background:#fef2f2}.btn-sm{padding:4px 10px;font-size:12px}.form-panel{padding:20px;border-top:1px solid var(--border)}.form-title{font-size:15px;font-weight:600;margin-bottom:16px}.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}.form-group{display:flex;flex-direction:column;gap:4px}.form-group.wide{grid-column:1 / -1}.form-group.span2{grid-column:span 2}label{font-size:12px;font-weight:500;color:var(--muted)}input[type=text],input[type=number],input[type=password],textarea,select{width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:13px;font-family:inherit;transition:border-color .15s}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f61f}textarea{resize:vertical;min-height:64px}.form-actions{display:flex;gap:8px;margin-top:16px}.combobox{position:relative}.combobox-dropdown{position:absolute;top:calc(100% + 2px);left:0;right:0;z-index:100;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 4px 12px #0000001a;max-height:220px;overflow-y:auto}.combobox-option{padding:8px 10px;cursor:pointer;font-size:13px}.combobox-option:hover,.combobox-option.highlighted{background:#eff6ff}.combobox-option.selected{color:var(--accent);font-weight:500}.combobox-empty{padding:8px 10px;color:var(--muted);font-size:13px}.os-grid{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.os-check{display:flex;align-items:center;gap:5px;padding:4px 8px;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;font-size:12px;-webkit-user-select:none;user-select:none}.os-check:hover{border-color:var(--accent);color:var(--accent)}.os-check.selected{border-color:var(--accent);background:#eff6ff;color:var(--accent)}.os-check input{width:auto}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}.login-card{width:320px;padding:32px;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow)}.login-title{font-size:20px;font-weight:700;margin-bottom:4px}.login-sub{color:var(--muted);font-size:13px;margin-bottom:24px}.login-card .form-group{margin-bottom:14px}.login-card .btn{width:100%;justify-content:center;margin-top:6px;padding:9px}.error-msg{color:var(--danger);font-size:12px;margin-top:8px}.empty{padding:32px;text-align:center;color:var(--muted)}.ref-tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--border);padding-bottom:0}.ref-tab{padding:8px 16px;border:1px solid transparent;border-bottom:none;border-radius:var(--radius) var(--radius) 0 0;background:transparent;color:var(--muted);font-size:13px;font-weight:500;cursor:pointer;position:relative;bottom:-1px;transition:background .12s,color .12s}.ref-tab:hover{background:var(--bg);color:var(--text)}.ref-tab.active{background:var(--surface);color:var(--accent);border-color:var(--border);border-bottom-color:var(--surface)}.model-hint{margin-top:14px;padding:10px 14px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:var(--radius);display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--text)}.model-hint-label{font-weight:600;color:var(--accent)}.model-hint-note{color:var(--muted);font-style:italic}.filter-bar{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}.filter-item{display:flex;flex-direction:column;gap:4px}.filter-item label{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}.filter-badge{padding:6px 12px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:var(--radius);font-size:12px;color:var(--accent);align-self:flex-end;margin-bottom:1px}.form-section-title{font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border);padding-bottom:6px}