:root{--primary-color: #1890ff;--success-color: #52c41a;--warning-color: #faad14;--error-color: #f5222d;--text-color: #333;--border-color: #d9d9d9;--bg-color: #f5f5f5;--card-bg: #fff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.5}.container{max-width:1200px;margin:0 auto;padding:20px}.navbar{background:var(--primary-color);color:#fff;padding:15px 20px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 8px #00000026}.navbar-brand{font-size:20px;font-weight:500}.brand-link{color:#fff;text-decoration:none}.brand-link:hover{opacity:.9}.navbar-nav{display:flex;gap:5px;align-items:center}.nav-link{color:#fff;text-decoration:none;padding:8px 15px;border-radius:4px;transition:background .3s}.nav-link:hover,.nav-link.active{background:#fff3}.help-link{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#ffffff26;color:#fff;font-size:.9rem;font-weight:700;text-decoration:none;transition:background .15s;margin-right:12px}.help-link:hover{background:#ffffff4d;color:#fff}.user-info{color:#fffc;margin-left:20px;margin-right:10px;font-size:14px}.btn-sm{padding:4px 12px;font-size:14px}color: var(--primary-color); } .dropdown-section{font-weight:700;color:#666;padding:8px 16px 4px;font-size:12px;text-transform:uppercase}.dropdown-divider{height:1px;background:#eee;margin:4px 0}.card{background:var(--card-bg);border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 1px 3px #0000001a}.btn{padding:8px 20px;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .3s}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:#40a9ff}.btn-success{background:var(--success-color);color:#fff}.btn-success:hover{background:#73d13d}.custom-dropdown{-webkit-user-select:none;user-select:none}.dropdown-option{padding:8px 12px;cursor:pointer;transition:background .2s}.dropdown-option:hover{background:#f5f5f5}.btn-danger{background:var(--error-color);color:#fff}.btn-danger:hover{background:#ff4d4f}.btn-secondary{background:#fff;border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--primary-color);color:var(--primary-color)}.delete-btn:hover{background:#dc3545;color:#fff;border-color:#dc3545}.btn-group{display:flex;gap:10px}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;font-weight:500}.form-control{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:4px;font-size:14px}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #1890ff33}table{width:100%;border-collapse:collapse}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--border-color)}th{background:#fafafa;font-weight:600}tr:hover{background:#fafafa}.status-badge{display:inline-block;padding:4px 10px;border-radius:4px;font-size:12px;font-weight:500}.status-drafting{background:#f5f5f5;color:#666}.status-awaiting-approval{background:#fff7e6;color:#fa8c16}.status-awaiting-verify{background:#e6f7ff;color:#1890ff}.status-verified{background:#f6ffed;color:#52c41a}.status-paid{background:#f6ffed;color:#389e0d}.status-rejected{background:#fff1f0;color:#cf1322}.status-cancelled{background:#f5f5f5;color:#8c8c8c}.status-submit{background:#e6f7ff;color:#1890ff}.status-approve{background:#f6ffed;color:#52c41a}.status-reject{background:#fff1f0;color:#ff4d4f}.status-verify{background:#f0f5ff;color:#2f54eb}.status-recall{background:#fff7e6;color:#fa8c16}.status-cancel{background:#f5f5f5;color:#999}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.login-box{background:#fff;padding:40px;border-radius:8px;box-shadow:0 4px 12px #00000026;width:100%;max-width:400px}.login-box h2{text-align:center;margin-bottom:30px;color:var(--text-color)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card{background:#fff;padding:20px;border-radius:8px;text-align:center;box-shadow:0 1px 3px #0000001a}.stat-card h3{font-size:32px;color:var(--primary-color);margin-bottom:5px}.stat-card p{color:#666;font-size:14px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.page-header h2{font-size:24px;font-weight:500}.empty-state{text-align:center;padding:60px 20px;color:#999}.loading{display:flex;justify-content:center;align-items:center;min-height:200px}.error-message{background:#fff1f0;border:1px solid #ffa39e;color:#cf1322;padding:12px;border-radius:4px;margin-bottom:15px}.success-message{background:#f6ffed;border:1px solid #b7eb8f;color:#52c41a;padding:12px;border-radius:4px;margin-bottom:15px}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;border-radius:8px;padding:20px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h3{font-size:18px;font-weight:500}.close-btn{background:none;border:none;font-size:24px;cursor:pointer;color:#999}.close-btn:hover{color:#333}.main-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;max-width:800px;margin:40px auto}.main-card{background:#fff;border-radius:12px;padding:30px;text-align:center;box-shadow:0 4px 12px #0000001a}.main-card h3{font-size:20px;margin-bottom:15px;color:#333}.main-card p{color:#666;margin-bottom:25px;line-height:1.5}.main-card .btn{padding:12px 30px;font-size:16px;min-width:180px;text-decoration:none;display:inline-block}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.status-buttons .btn{padding:6px 12px;font-size:14px;border:1px solid #d9d9d9;background:#fff;cursor:pointer;border-radius:4px;transition:all .3s}.status-buttons .btn-primary{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.status-buttons .btn-primary:hover{background:#40a9ff}.status-buttons .btn-secondary:hover{border-color:var(--primary-color);color:var(--primary-color)}.import-layout{display:flex;gap:20px;align-items:flex-start}.import-left{flex:2;min-width:0}.import-right{flex:1;min-width:200px}.import-bottom{margin-top:20px}.upload-area{border:2px dashed var(--border-color);border-radius:8px;padding:40px 20px;text-align:center;cursor:pointer;transition:all .3s;background:var(--card-bg);margin-bottom:16px}.upload-area:hover,.upload-area.drag-over{border-color:var(--primary-color);background:#f0f8ff}.upload-area.drag-over{border-style:solid;background:#e6f7ff}.upload-area-content{pointer-events:none}.upload-area input[type=file]{display:none}.upload-icon{font-size:48px;color:var(--primary-color);margin-bottom:12px;line-height:1}.upload-area-content p{color:#999;font-size:14px;pointer-events:none}.upload-file-info{display:flex;align-items:center;gap:10px;padding:12px;background:#fafafa;border-radius:6px;pointer-events:auto}.upload-file-icon{font-size:24px}.upload-file-name{font-weight:500;word-break:break-all;flex:1;text-align:left}.upload-file-size{color:#999;font-size:13px;white-space:nowrap}.import-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}.import-actions button{width:160px}.import-log-header{font-weight:600;font-size:15px;padding:12px 16px;background:#fafafa;border:1px solid var(--border-color);border-bottom:none;border-radius:8px 8px 0 0;display:flex;justify-content:space-between;align-items:center}.import-log-body{border:1px solid var(--border-color);border-radius:0 0 8px 8px;max-height:500px;overflow-y:auto;background:var(--card-bg)}.import-log-empty{padding:40px 16px;text-align:center;color:#999;font-size:14px}.import-log-error{padding:16px;color:var(--error-color);font-size:14px}.import-log-summary{font-weight:500;font-size:14px}