/* মুদ্রা ক্যালকুলেটর (পোস্টের ওপরে বসে, লেখার পুরো চওড়া জুড়ে) */
.rc { --rc-accent: #0a6b4f; --rc-accent2: #12936b; --rc-line: #d5e0db; --rc-bg: #f4f9f6; display: block; width: 100%; box-sizing: border-box; margin: 1.25em 0 1.75em; overflow: hidden; border: 1px solid var(--rc-line); border-radius: 16px; background: var(--rc-bg); box-shadow: 0 6px 20px rgba(10, 107, 79, .10); }
.rc .rc-rate { margin: 0; padding: 14px 20px; min-height: 52px; box-sizing: border-box; font-size: 16px; font-weight: 700; line-height: 1.5; color: #fff; background: linear-gradient(135deg, var(--rc-accent), var(--rc-accent2)); }
.rc .rc-box { display: grid; gap: 10px; justify-items: stretch; padding: 20px; }
.rc .rc-lab { display: block; margin: 0; min-width: 0; }
.rc .rc-name { display: block; margin: 0 0 6px; font-size: 14px; font-weight: 600; color: #3a5148; }
.rc .rc-in { display: block; width: 100%; box-sizing: border-box; margin: 0; padding: 14px 16px; font-family: inherit; font-size: 24px; font-weight: 700; line-height: 1.3; color: #10231b; background: #fff; border: 1.5px solid var(--rc-line); border-radius: 12px; box-shadow: inset 0 1px 2px rgba(0, 0, 0, .04); }
.rc .rc-in:focus { outline: none; border-color: var(--rc-accent); box-shadow: 0 0 0 3px rgba(18, 147, 107, .22); }
.rc .rc-in-to { color: var(--rc-accent); background: #e6f3ed; border-color: #c4dfd3; }
.rc .rc-swap { justify-self: center; width: 44px; height: 44px; margin: 0; padding: 0; font-size: 22px; line-height: 1; color: #fff; background: var(--rc-accent); border: 3px solid var(--rc-bg); border-radius: 50%; box-shadow: 0 2px 8px rgba(10, 107, 79, .35); cursor: pointer; transition: transform .2s; }
.rc .rc-swap:hover { transform: rotate(180deg); }
.rc .rc-swap:focus-visible { outline: 3px solid rgba(18, 147, 107, .4); outline-offset: 2px; }
.rc .rc-note { margin: 0; padding: 0 20px 16px; font-size: 12px; line-height: 1.6; color: #6a7c74; }
.rc .rc-note a { color: inherit; text-decoration: underline; }
@media (min-width: 600px) {
  .rc .rc-box { grid-template-columns: 1fr 48px 1fr; align-items: end; gap: 14px; }
  .rc .rc-swap { align-self: end; margin-bottom: 3px; }
}