.modular-stack{padding:5.5rem 1.25rem;background:#061d34;color:#fff}.modular-stack h2{max-width:950px;margin:.5rem 0 1rem;color:#fff;font-size:clamp(2.7rem,5vw,5rem);line-height:.94;letter-spacing:-.05em}.stack-intro{max-width:850px;color:#c8dce4;font-size:1.05rem;line-height:1.6}.stack-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.75rem;margin-top:2rem}.stack-grid article{padding:1.25rem;border:1px solid #31566d;border-radius:16px;background:#0a2a43}.stack-grid article:nth-child(3){border:2px solid #1fc5bd;background:#0b354c}.stack-grid small{color:#55ddd6;font-weight:950;letter-spacing:.08em}.stack-grid h3{margin:.75rem 0 .55rem;color:#fff;font-size:1.12rem}.stack-grid p{margin:0;color:#c8dce4;font-size:.84rem;line-height:1.5}.stack-callout{display:flex;justify-content:space-between;gap:2rem;margin-top:1rem;padding:1rem 1.2rem;border-radius:14px;background:#dff7f4;color:#082d50}.stack-callout span{color:#45677a}@media(max-width:1050px){.stack-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){.modular-stack{padding:4rem 1rem}.stack-grid{grid-template-columns:1fr}.stack-callout{flex-direction:column;gap:.4rem}}