:root{--mech-blue:#0aa0dd;--mech-navy:#1a2b3c;--mech-gray-bg:#f9fafb;--mech-border:#e5e7eb;--mech-white:#fff}.b2b-mechanism-section{color:var(--mech-navy);padding:80px 0}.b2b-mechanism-section.bg-white{background-color:var(--mech-white)}.b2b-mechanism-section.bg-gray{background-color:var(--mech-gray-bg)}.page-center{box-sizing:border-box;margin:0 auto;max-width:1140px;padding:0 20px;width:100%}.mechanism-header{margin-bottom:60px;text-align:center}.mechanism-headline{font-size:32px;font-weight:800;letter-spacing:.02em;margin:0 0 16px}.mechanism-subtitle{color:var(--mech-blue);font-size:16px;font-weight:700;letter-spacing:.05em;margin:0;text-transform:uppercase}.mechanism-grid{display:grid;gap:24px;grid-template-columns:1fr;margin-bottom:60px}.mechanism-card{background-color:var(--mech-white);border:1px solid var(--mech-border);border-radius:4px;padding:40px 30px;text-align:center;transition:border-color .3s ease}@media (hover:hover){.mechanism-card:hover{border-color:var(--mech-blue)}}.card-icon-wrapper{align-items:center;background-color:#f0f9ff;border-radius:50%;color:var(--mech-blue);display:flex;height:80px;justify-content:center;margin:0 auto 24px;width:80px}.card-icon{height:40px;object-fit:contain;width:40px}.card-title{font-size:20px;font-weight:800;line-height:1.4;margin:0 0 16px}.card-desc{color:#4b5563;font-size:15px;line-height:1.8}.card-desc p{margin:0}.mechanism-diagram-wrapper{text-align:center;width:100%}.mechanism-diagram-wrapper.position-top{margin-bottom:60px}.mechanism-diagram-wrapper.position-bottom{margin-top:0}.mechanism-diagram-img{background-color:var(--mech-white);border:none;border-radius:16px;height:auto;max-width:100%;transition:transform .3s ease,box-shadow .3s ease}.mechanism-diagram-img.is-floating{border-color:transparent;box-shadow:0 20px 40px rgba(26,43,60,.15);transform:translateY(-8px)}@media (min-width:768px){.mechanism-grid{gap:30px;grid-template-columns:repeat(3,1fr)}.mechanism-headline{font-size:36px}}