body{font-family:'Inter',sans-serif;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh}.main-container{background:#f8fafc;min-height:100vh;padding:2rem 0}.app-logo{background:linear-gradient(135deg,#6366f1,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-size:3.5rem;font-weight:700}.main-card{background:white;border-radius:20px;box-shadow:0 10px 25px rgba(0,0,0,0.1);border:none}.card-header-modern{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:white;padding:2rem;border-radius:20px 20px 0 0}.nav-tabs-modern .nav-link{border:none;color:#6b7280;font-weight:500;border-radius:10px;margin:0 0.25rem;font-size:0.9rem;padding:0.6rem 1rem}.nav-tabs-modern .nav-link.active{background:#6366f1;color:white}.form-control-modern{border:2px solid #e5e7eb;border-radius:10px;padding:0.75rem}.form-control-modern:focus{border-color:#6366f1;box-shadow:0 0 0 3px rgba(99,102,241,0.1)}.btn-modern{border-radius:10px;padding:0.75rem 2rem;font-weight:500;border:none}.btn-primary-modern{background:linear-gradient(135deg,#6366f1,#4f46e5);color:white}.btn-primary-modern:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(99,102,241,0.3);color:white}.form-range{height:8px;background:linear-gradient(90deg,#e5e7eb 0%,#6366f1 50%,#e5e7eb 100%);border-radius:10px;outline:none;-webkit-appearance:none}.form-range::-webkit-slider-thumb{appearance:none;height:24px;width:24px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#4f46e5);cursor:pointer;box-shadow:0 4px 10px rgba(99,102,241,0.3);border:3px solid white}.form-range::-webkit-slider-thumb:hover{transform:scale(1.1);box-shadow:0 6px 15px rgba(99,102,241,0.4)}.form-range::-moz-range-thumb{height:24px;width:24px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#4f46e5);cursor:pointer;border:3px solid white;box-shadow:0 4px 10px rgba(99,102,241,0.3)}.slider-container{position:relative;padding:1rem 0}.slider-value{position:absolute;top:-8px;background:#6366f1;color:white;padding:4px 8px;border-radius:6px;font-size:0.8rem;font-weight:600;transform:translateX(-50%);pointer-events:none}.slider-value::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);width:0;height:0;border:4px solid transparent;border-top-color:#6366f1}.form-check-modern{background:white;border:2px solid #e5e7eb;border-radius:12px;padding:1.25rem;transition:all 0.3s ease;cursor:pointer;position:relative;overflow:hidden}.form-check-modern:hover{border-color:#6366f1;box-shadow:0 4px 12px rgba(99,102,241,0.1)}.form-check-modern.checked{border-color:#6366f1;background:linear-gradient(135deg,rgba(99,102,241,0.05),rgba(79,70,229,0.05))}.form-check-modern .form-check-input{width:1.5rem;height:1.5rem;margin-top:0;border:2px solid #d1d5db;border-radius:6px;background-color:white;transition:all 0.3s ease}.form-check-modern .form-check-input:checked{background-color:#6366f1;border-color:#6366f1;background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3e%3cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3e%3c/svg%3e")}.form-check-modern .form-check-input:focus{box-shadow:0 0 0 3px rgba(99,102,241,0.2)}.form-check-modern .form-check-label{margin-left:0.75rem;cursor:pointer;font-weight:500}.form-check-modern .check-icon{color:#6366f1;font-size:1.2rem;margin-right:0.5rem}.tip-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;background:linear-gradient(135deg,#6366f1,#4f46e5);color:white;border-radius:50%;font-size:0.7rem;font-weight:bold;cursor:help;margin-left:0.5rem;position:relative;transition:all 0.3s ease}.tip-icon:hover{transform:scale(1.1);box-shadow:0 4px 12px rgba(99,102,241,0.3)}.tip-icon .tooltip-content{position:absolute;bottom:125%;left:50%;transform:translateX(-50%);background:#1f2937;color:white;padding:0.75rem 1rem;border-radius:8px;font-size:0.8rem;font-weight:normal;white-space:nowrap;min-width:200px;max-width:300px;white-space:normal;text-align:left;opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:1000;box-shadow:0 8px 25px rgba(0,0,0,0.15)}.tip-icon .tooltip-content::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);width:0;height:0;border:6px solid transparent;border-top-color:#1f2937}.tip-icon:hover .tooltip-content{opacity:1;visibility:visible}@media (max-width:768px){.app-logo{font-size:2.5rem}.nav-tabs-modern .nav-link{font-size:0.8rem;padding:0.5rem 0.8rem;margin:0.1rem}.form-check-modern{padding:1rem}.tip-icon .tooltip-content{min-width:250px;left:-100px;transform:none}.tip-icon .tooltip-content::after{left:120px;transform:none}}body{opacity:0;transition:opacity 0.3s ease}body.loaded{opacity:1}.performance-optimized{animation:fadeInUp 0.6s ease-out}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}