*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1890ff;--success-color: #52c41a;--warning-color: #faad14;--error-color: #f5222d;--text-color: #333;--text-secondary: #666;--border-color: #d9d9d9;--bg-color: #f5f5f5;--white: #fff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-color);background-color:var(--bg-color);line-height:1.6}a{color:var(--primary-color);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;font-size:14px;border-radius:4px;border:1px solid transparent;cursor:pointer;transition:all .3s}.btn-primary{background-color:var(--primary-color);color:var(--white)}.btn-primary:hover{background-color:#40a9ff}.btn-default{background-color:var(--white);border-color:var(--border-color);color:var(--text-color)}.btn-default:hover{border-color:var(--primary-color);color:var(--primary-color)}.btn-danger{background-color:var(--error-color);color:var(--white)}.btn-success{background-color:var(--success-color);color:var(--white)}.btn-success:hover{background-color:#73d13d}.btn-warning{background-color:var(--warning-color);color:var(--white)}.btn-warning:hover{background-color:#ffc53d}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:8px;font-weight:500}.form-input{width:100%;padding:8px 12px;font-size:14px;border:1px solid var(--border-color);border-radius:4px;outline:none;transition:border-color .3s}.form-input:focus{border-color:var(--primary-color)}.card{background-color:var(--white);border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:20px;margin-bottom:16px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.card-title{font-size:18px;font-weight:600}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;text-align:left;border-bottom:1px solid var(--border-color)}.table th{background-color:var(--bg-color);font-weight:600}.table tr:hover{background-color:#fafafa}.tag{display:inline-block;padding:2px 8px;font-size:12px;border-radius:4px}.tag-success{background-color:#f6ffed;color:var(--success-color);border:1px solid #b7eb8f}.tag-warning{background-color:#fffbe6;color:var(--warning-color);border:1px solid #ffe58f}.tag-error{background-color:#fff2f0;color:var(--error-color);border:1px solid #ffccc7}.page-container{max-width:1200px;margin:0 auto;padding:24px}.message{padding:12px 16px;border-radius:4px;margin-bottom:16px}.message-success{background-color:#f6ffed;color:var(--success-color);border:1px solid #b7eb8f}.message-error{background-color:#fff2f0;color:var(--error-color);border:1px solid #ffccc7}