.accordion{margin:1rem 0}
.accordion dt{margin-top:.5rem}
.accordion dt button{width:100%;text-align:left;background:#fff;border:1px solid #e0e0e0;border-radius:6px;padding:1rem;font-size:1rem;font-weight:600;cursor:pointer;min-height:48px;display:flex;justify-content:space-between;align-items:center;color:#1a3c5e;transition:background .15s}
.accordion dt button:hover{background:#f5f7f9}
.accordion dt button::after{content:'+';font-size:1.25rem;font-weight:300;margin-left:1rem;flex-shrink:0}
.accordion dt button[aria-expanded="true"]::after{content:'−'}
.accordion dd{padding:0 1rem;max-height:0;overflow:hidden;transition:max-height .3s,padding .3s}
.accordion dd.open{padding:1rem;max-height:500px}
@media(min-width:1024px){.accordion-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 2rem}}