/* Mobile-first responsive styles */
.ldl-calc-wrapper { max-width: 720px; margin: 1rem auto; padding: 1rem; }
.ldl-calc-form { background: #ffffff; border-radius: 16px; padding: 1rem 1.25rem; box-shadow: 0 8px 30px rgba(0,0,0,.06); }
.ldl-calc-title { margin: 0 0 .75rem; font-size: 1.25rem; line-height: 1.3; }
.ldl-calc-row { display: grid; gap: .35rem; margin-bottom: .75rem; }
.ldl-calc-row label { font-weight: 600; }
.ldl-calc-row input, .ldl-calc-row select {
  padding: .65rem .75rem; border-radius: 10px; border: 1px solid #e5e7eb; font-size: 1rem;
}
.ldl-calc-actions { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .25rem; }
.ldl-btn { cursor: pointer; border: 0; border-radius: 12px; padding: .7rem 1rem; font-weight: 700; }
.ldl-btn { background: #ff6600; color: #fff; }
.ldl-btn:hover { filter: brightness(.95); }
.ldl-btn.outline { background: transparent; color: #ff6600; border: 2px solid #ff6600; }
.ldl-calc-result { margin-top: .75rem; font-size: 1.05rem; font-weight: 700; }
.ldl-calc-note { font-size: .9rem; color: #6b7280; margin-top: .25rem; }

/* Larger screens */
@media (min-width: 600px) {
  .ldl-calc-row { grid-template-columns: 1fr 1fr; align-items: center; }
  .ldl-calc-row label { justify-self: start; }
}