.page-wrapper{min-height:calc(100vh - 140px);padding:20px 20px 80px}.page-header{background:linear-gradient(135deg,#667eea,#764ba2);padding:30px 20px;border-radius:16px;margin-bottom:20px;color:#fff;box-shadow:0 4px 12px #667eea4d}.page-header h1{margin:0 0 8px;font-size:24px;font-weight:600}.page-header p{margin:0;font-size:14px;opacity:.9}.content-card{background:#fff;border-radius:12px;padding:20px;margin-bottom:16px;box-shadow:0 2px 8px #00000014;transition:all .3s ease}.content-card:hover{box-shadow:0 4px 16px #0000001f;transform:translateY(-2px)}.content-card h3{margin:0 0 16px;font-size:18px;color:#333;font-weight:600}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:8px;font-size:14px;font-weight:500;color:#333}.form-input{width:100%;padding:10px 12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;transition:all .3s ease;box-sizing:border-box}.form-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.btn{padding:10px 20px;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:6px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-secondary{background:#f5f5f5;color:#333}.btn-secondary:hover:not(:disabled){background:#e0e0e0}.btn-success{background:#52c41a;color:#fff}.btn-success:hover:not(:disabled){background:#73d13d}.btn-group{display:flex;gap:12px;flex-wrap:wrap}.result-box{background:#f8f9fa;border:1px solid #e0e0e0;border-radius:8px;padding:16px;margin-top:16px;position:relative}.result-box pre{margin:0;font-size:13px;line-height:1.6;color:#333;white-space:pre-wrap;word-break:break-all;font-family:Consolas,Monaco,monospace}.result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid #e0e0e0}.result-title{font-size:14px;font-weight:600;color:#666}.copy-btn{padding:4px 12px;font-size:12px;background:#667eea;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:all .3s ease}.copy-btn:hover{background:#5568d3}.empty-state{text-align:center;padding:40px 20px;color:#999}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state-text{font-size:14px}.loading{display:inline-block;width:20px;height:20px;border:3px solid #f3f3f3;border-top:3px solid #667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.page-wrapper{padding:12px}.page-header{padding:20px 16px}.page-header h1{font-size:20px}.content-card{padding:16px}.btn-group{flex-direction:column}.btn{width:100%;justify-content:center}}