:root{--primary-color:#3498db;--success-color:#2ecc71;--warning-color:#f39c12;--danger-color:#e74c3c;--info-color:#17a2b8;--light-color:#f8f9fa;--dark-color:#343a40;--border-radius:0.75rem;--box-shadow:0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);--transition:all 0.3s ease}.nav-icon.text-primary{color:#007bff!important}.nav-icon.text-success{color:#28a745!important}.nav-icon.text-info{color:#17a2b8!important}.nav-icon.text-warning{color:#ffc107!important}.nav-icon.text-danger{color:#dc3545!important}.nav-icon.text-purple{color:#6f42c1!important}.nav-icon.text-pink{color:#e83e8c!important}.nav-icon.text-teal{color:#20c997!important}.nav-icon.text-orange{color:#fd7e14!important}.nav-icon.text-indigo{color:#6610f2!important}.nav-treeview{transition:all .3s ease}body{font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe 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20px;background:#f8f9fa;transition:var(--transition);cursor:pointer}#drop-zone.dragover,#drop-zone:hover{border-color:#007bff;background:#e3f2fd;transform:scale(1.02)}.toggle-group{display:flex;flex-wrap:wrap;gap:25px;margin-top:20px}.toggle-switch{display:flex;align-items:center;cursor:pointer}.toggle-switch input[type=checkbox]{display:none}.slider{width:50px;height:26px;background-color:#ccc;border-radius:26px;position:relative;margin-right:12px;transition:background-color .3s}.slider:before{content:"";position:absolute;width:20px;height:20px;background-color:#fff;border-radius:50%;top:3px;left:3px;transition:transform .3s}input[type=checkbox]:checked+.slider{background-color:#007bff}input[type=checkbox]:checked+.slider:before{transform:translateX(24px)}.label-text{font-weight:500;color:#495057}.is-invalid{border-color:#dc3545!important}.invalid-feedback{display:none;font-size:.875rem;color:#dc3545}.form-control.is-invalid~.invalid-feedback,.was-validated .form-control:invalid~.invalid-feedback{display:block}#preview-container{display:flex;flex-wrap:wrap;gap:15px;margin-top:15px;min-height:100px}.preview-item{position:relative;width:120px;height:120px;border-radius:8px;overflow:hidden;background:#f8f9fa;box-shadow:var(--box-shadow);transition:transform .3s ease}.preview-item:hover{transform:scale(1.05)}.preview-item img{width:100%;height:100%;object-fit:cover}.preview-actions{position:absolute;top:8px;right:8px;display:flex;gap:5px}.preview-item .btn-danger{position:absolute;top:5px;right:5px;width:25px;height:25px;padding:0;font-size:10px;display:flex;align-items:center;justify-content:center;opacity:.9;border-radius:50%;background-color:#dc3545;border:2px solid #fff;box-shadow:0 2px 4px rgba(0,0,0,.3);z-index:10;transition:var(--transition)}.preview-item .btn-danger:hover{opacity:1;transform:scale(1.2)}.preview-item .fa-check-circle{position:absolute;top:5px;left:5px;font-size:18px;background:rgba(0,0,0,.5);color:#fff;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}.main-badge{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:11px;padding:4px 8px;background:rgba(40,167,69,.9);color:#fff;border-radius:4px;pointer-events:none}.preview-item.main-image{border:3px solid #28a745;box-shadow:0 0 0 2px rgba(40,167,69,.3)}@media (max-width:768px){.form-section{padding:20px 15px}.equipment-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}.image-checkbox{padding:15px 10px;max-width:120px}.image-checkbox img{width:40px;height:40px}.equipment-label,.label-text{font-size:.8rem}.pagination-section{flex-direction:column;gap:1rem}}@media (max-width:576px){.equipment-grid{grid-template-columns:repeat(2,1fr)}.section-title,.step-title{font-size:1.1rem}}