:root{--primary: #0a3561;--primary-light: #185fa5;--primary-lighter: #e6f1fb;--bg: #f5f6f8;--surface: #ffffff;--text: #1a1a2e;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--border: #e5e7eb;--danger: #dc2626;--danger-light: #fef2f2;--warning: #d97706;--warning-light: #fffbeb;--success: #059669;--success-light: #ecfdf5;--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-layout{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--primary);color:#fff;padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}.topbar-logo{font-size:16px;font-weight:600;letter-spacing:.5px}.topbar-nav{display:flex;gap:4px}.topbar-nav a{padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;transition:background .15s}.topbar-nav a:hover{background:#ffffff1f}.topbar-nav a.active{background:#fff3;font-weight:500}.topbar-user{display:flex;align-items:center;gap:8px;font-size:13px}.topbar-user .logout-btn{cursor:pointer;opacity:.7;transition:opacity .15s}.topbar-user .logout-btn:hover{opacity:1}.main-content{flex:1;padding:24px;max-width:1400px;margin:0 auto;width:100%}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card-title{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.stat-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;border-left:3px solid var(--primary)}.stat-card.danger{border-left-color:var(--danger)}.stat-card.warning{border-left-color:var(--warning)}.stat-card.success{border-left-color:var(--success)}.stat-label{font-size:12px;color:var(--text-secondary);margin-bottom:6px}.stat-value{font-size:26px;font-weight:700;color:var(--text)}.stat-note{font-size:12px;color:var(--text-tertiary);margin-top:4px}.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px}.tab{padding:10px 24px;font-size:14px;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s}.tab:hover{color:var(--primary-light)}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table th{text-align:left;padding:10px 12px;background:#f9fafb;color:var(--text-secondary);font-weight:500;border-bottom:1px solid var(--border);white-space:nowrap}.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text)}.data-table tr:hover td{background:#f9fafb}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:12px;font-weight:500}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-success{background:var(--success-light);color:var(--success)}.badge-info{background:var(--primary-lighter);color:var(--primary-light)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a3561,#185fa5)}.login-box{background:#fff;border-radius:16px;padding:40px;width:380px;box-shadow:0 20px 60px #0003}.login-title{font-size:20px;font-weight:700;text-align:center;margin-bottom:8px}.login-subtitle{font-size:13px;color:var(--text-secondary);text-align:center;margin-bottom:28px}.form-group{margin-bottom:18px}.form-label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:6px}.form-input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--primary-light);box-shadow:0 0 0 3px #185fa51a}.form-select{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;outline:none;background:#fff;cursor:pointer}.btn{padding:10px 20px;border:none;border-radius:var(--radius-sm);font-size:14px;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:6px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light)}.btn-primary:disabled{background:#9ca3af;cursor:not-allowed}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--primary-light);color:var(--primary-light)}.btn-block{width:100%;justify-content:center}.search-box{display:flex;gap:8px;margin-bottom:16px}.search-box .form-input{flex:1}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px;text-align:center;cursor:pointer;transition:border-color .15s}.upload-zone:hover{border-color:var(--primary-light)}.upload-zone.dragover{border-color:var(--primary);background:var(--primary-lighter)}.upload-icon{font-size:36px;margin-bottom:8px}.upload-text{font-size:14px;color:var(--text-secondary)}.upload-hint{font-size:12px;color:var(--text-tertiary);margin-top:4px}.mapping-row{display:grid;grid-template-columns:1fr 40px 1fr 140px 60px;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--border)}.mapping-arrow{text-align:center;color:var(--text-tertiary);font-size:16px}.mapping-required{color:var(--danger);font-size:12px}.bar-chart{display:flex;align-items:flex-end;gap:3px;height:120px;padding:8px 0}.bar{flex:1;background:var(--primary-light);border-radius:2px 2px 0 0;min-height:4px;position:relative;transition:opacity .15s}.bar:hover{opacity:.8}.bar.shipped{background:var(--success);opacity:.6}.empty-state{text-align:center;padding:40px;color:var(--text-tertiary)}.loading{text-align:center;padding:40px;color:var(--text-secondary)}.error-msg{color:var(--danger);font-size:13px;margin-top:8px}.section-title{font-size:14px;font-weight:600;margin:20px 0 12px;color:var(--text)}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-gap{display:flex;gap:12px}.mt-16{margin-top:16px}.mb-16{margin-bottom:16px}.text-right{text-align:right}.text-center{text-align:center}@media (max-width: 768px){.topbar{padding:0 12px}.topbar-nav{gap:0}.topbar-nav a{padding:8px 10px;font-size:12px}.main-content{padding:12px}.stat-grid{grid-template-columns:1fr 1fr}.mapping-row{grid-template-columns:1fr 30px 1fr 100px 50px;font-size:12px}}