:root{color:#1f2933;background:#f6f7f9;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.45}*{box-sizing:border-box}body{margin:0;min-width:1120px}button,input,select,textarea{font:inherit}button{border:1px solid #b8c2cc;background:#fff;color:#1f2933;min-height:34px;border-radius:6px;padding:0 12px;cursor:pointer}button.primary{background:#1f6feb;border-color:#1f6feb;color:#fff}button.danger{color:#b42318;border-color:#f3b4ae}button:disabled{cursor:not-allowed;opacity:.55}.app-shell{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:100vh}.sidebar{border-right:1px solid #d9dee5;background:#fff;padding:18px;overflow-y:auto}.main{padding:18px 22px 32px;overflow:hidden}.brand{margin-bottom:18px}.brand h1{font-size:20px;line-height:1.2;margin:0 0 6px}.brand p,.muted{color:#697586;margin:0}.panel{background:#fff;border:1px solid #d9dee5;border-radius:8px;margin-bottom:14px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-bottom:1px solid #e6e9ee}.panel-header h2,.panel-header h3{margin:0;font-size:15px}.panel-body{padding:12px 14px}.upload-list{display:grid;gap:10px}.upload-row{display:grid;grid-template-columns:minmax(0,1fr);gap:7px;padding:10px;border:1px solid #e3e8ef;border-radius:8px;background:#fbfcfe}.upload-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:650}.file-input{width:100%}.upload-actions{display:flex;gap:8px;flex-wrap:wrap}.file-list{color:#697586;font-size:12px;word-break:break-all}.fee-preview-ranges{display:grid;gap:8px;border-top:1px solid #e3e8ef;padding-top:8px}.range-hint{color:#697586;font-size:12px}.fee-preview-range-row{display:grid;grid-template-columns:minmax(0,1fr) 112px 112px;gap:8px;align-items:end}.range-file{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#364152;font-size:12px}.fee-preview-range-row label{display:grid;gap:3px;color:#4b5565;font-size:11px}.fee-preview-range-row input{width:100%;min-height:30px;border:1px solid #cfd6df;border-radius:6px;padding:4px 6px;background:#fff;font-size:12px}.rules-grid{display:grid;gap:10px}.field{display:grid;gap:5px}.field label{color:#4b5565;font-size:12px;font-weight:650}.field input,.field textarea{width:100%;min-height:34px;border:1px solid #cfd6df;border-radius:6px;padding:7px 9px;background:#fff}.field textarea{min-height:72px;resize:vertical}.actions{display:flex;gap:8px;flex-wrap:wrap}.tabs{display:flex;gap:6px;margin-bottom:14px}.tab{border-radius:6px;background:#fff}.tab.active{border-color:#1f6feb;color:#1f6feb}.kpi-grid{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:10px;margin-bottom:14px}.kpi{background:#fff;border:1px solid #d9dee5;border-radius:8px;padding:12px}.kpi-label{color:#697586;font-size:12px;margin-bottom:6px}.kpi-value{font-size:21px;font-weight:750}.table-wrap{width:100%;overflow:auto;border:1px solid #d9dee5;border-radius:8px;background:#fff;max-height:560px}table{border-collapse:collapse;min-width:100%;white-space:nowrap}th,td{border-bottom:1px solid #e6e9ee;padding:7px 9px;text-align:right;vertical-align:top}th{position:sticky;top:0;z-index:1;background:#f8fafc;color:#364152;font-size:12px}td.text,th.text{text-align:left}.status-line{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.notice{border:1px solid #f7d18b;background:#fff8e6;color:#7a4f01;padding:10px 12px;border-radius:8px;margin-bottom:12px}.error{border-color:#f4b7b0;background:#fff0ee;color:#9f2015}.empty-state{border:1px dashed #b8c2cc;border-radius:8px;background:#fff;padding:28px;text-align:center;color:#697586}