.tool-header{text-align:center;margin-bottom:40px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #222, #444);color:white;padding:6px 18px;border-radius:40px;font-size:0.75rem;font-weight:500;box-shadow:0 2px 8px rgba(0,0,0,0.1)}.badge:nth-child(1){background:linear-gradient(135deg, #222, #555)}.badge:nth-child(2){background:linear-gradient(135deg, #1a3a5c, #2d5a7c)}.badge:nth-child(3){background:linear-gradient(135deg, #2d5a7c, #1a3a5c)}.badge:nth-child(4){background:linear-gradient(135deg, #ee5a24, #ff6b6b)}.tool-header h1{font-size:2.2rem;font-weight:800;background:linear-gradient(135deg, #222, #ee5a24);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.unity-tools-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:24px;margin-bottom:40px}.unity-card{background:linear-gradient(135deg, #fff, #f8fafc);border-radius:24px;overflow:hidden;border:1px solid rgba(0,0,0,0.05);box-shadow:0 8px 25px rgba(0,0,0,0.05);transition:all 0.3s}.unity-card:hover{transform:translateY(-4px);box-shadow:0 20px 35px -12px rgba(0,0,0,0.15)}.card-header{display:flex;align-items:center;gap:16px;padding:20px 24px;background:linear-gradient(135deg, #f0f4ff, #fff);border-bottom:1px solid var(--gray-200)}.card-icon{width:48px;height:48px;background:linear-gradient(135deg, #222, #444);border-radius:16px;display:flex;align-items:center;justify-content:center;color:white;font-size:1.3rem}.card-title h3{font-size:1rem;font-weight:700;margin-bottom:4px;color:var(--gray-800)}.card-title p{font-size:0.7rem;color:var(--gray-500)}.card-body{padding:20px 24px}.input-group{margin-bottom:16px}.input-group label{display:block;font-size:0.75rem;font-weight:600;color:var(--gray-600);margin-bottom:6px}.mesh-textarea,.shader-textarea{width:100%;min-height:100px;padding:12px;border:1px solid var(--gray-200);border-radius:12px;font-family:monospace;font-size:0.8rem;resize:vertical;background:white}.mesh-textarea:focus,.shader-textarea:focus{outline:none;border-color:#ee5a24;box-shadow:0 0 0 3px rgba(238,90,36,0.1)}.unity-btn{width:100%;background:linear-gradient(135deg, #222, #444);color:white;border:none;padding:12px 20px;border-radius:40px;font-weight:600;cursor:pointer;transition:all 0.3s;margin-top:8px}.unity-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,0.2);background:linear-gradient(135deg, #333, #555)}.upload-area{border:2px dashed var(--gray-300);border-radius:16px;padding:20px;text-align:center;cursor:pointer;margin-bottom:16px;transition:all 0.2s}.upload-area:hover{border-color:#ee5a24;background:var(--gray-50)}.upload-area i{font-size:32px;color:var(--gray-400);margin-bottom:8px}.color-preview{width:100%;height:50px;border-radius:12px;margin:16px 0;border:1px solid var(--gray-200);background:#3b82f6}.result-group{margin-bottom:12px}.result-group label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:4px}.result-field{width:100%;padding:10px 12px;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:10px;font-family:monospace;font-size:0.8rem;color:var(--gray-700)}.script-output{background:#1a1a2e;border-radius:12px;padding:16px;font-family:'Fira Code',monospace;font-size:0.7rem;line-height:1.5;color:#e0e0e0;max-height:200px;overflow-y:auto;margin-top:12px;white-space:pre-wrap}.shader-preview{margin-top:16px;width:100%;height:150px;background:linear-gradient(135deg, #f36, #3f6);border-radius:12px;display:flex;align-items:center;justify-content:center;color:white;font-weight:600;transition:all 0.3s}.curve-visualization{width:100%;height:100px;background:#f0f4ff;border-radius:12px;margin:16px 0;position:relative;overflow:hidden}.curve-path{stroke:#ee5a24;stroke-width:3;fill:none}.info-footer{margin-top:32px;background:var(--gray-50);border-radius:28px;padding:24px}.info-footer-header{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-weight:600;color:var(--gray-700)}.info-footer-steps{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px}.step-item{display:flex;gap:14px;align-items:flex-start}.step-number{width:36px;height:36px;background:linear-gradient(135deg, #222, #444);color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.step-content h4{font-size:0.9rem;margin-bottom:4px}.step-content p{font-size:0.75rem;color:var(--gray-500)}@media (max-width:1024px){.unity-tools-grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width:768px){.unity-tools-grid{grid-template-columns:1fr}.info-footer-steps{grid-template-columns:repeat(2, 1fr)}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}