@charset "UTF-8";
.bc-rows { display: grid; gap: 12px; margin-bottom: 18px; }
.bc-row { display: grid; grid-template-columns: 130px 1fr; gap: 10px; align-items: center; }
.bc-row label { font-weight: 600; font-size: 0.9rem; }
.bc-row input { font-family: 'Courier New', monospace; font-size: 1rem; width: 100%; box-sizing: border-box; }
.bc-row input.invalid { border-color: var(--tool-danger); box-shadow: 0 0 0 2px rgba(220,53,69,0.2); }
.bc-custom { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 18px; }
.bc-custom .tool-field { min-width: 120px; }
.bc-bits-head { display: flex; justify-content: space-between; align-items: center; margin: 6px 0 10px; }
.bc-bits { display: flex; flex-wrap: wrap; gap: 6px; }
.bc-byte { display: flex; gap: 3px; padding: 6px 6px 8px; border: 1px solid var(--border-color); border-radius: var(--tool-radius-sm); background: var(--alt-content-bg-color); }
.bc-bit { width: 30px; height: 48px; display: flex; align-items: flex-start; justify-content: center; padding-top: 8px; box-sizing: border-box; border-radius: 3px; cursor: pointer; font-family: 'Courier New', monospace; font-weight: 700; user-select: none; background: var(--content-bg-color); border: 1px solid var(--border-color); position: relative; }
.bc-bit.on { background: var(--tool-accent); color: #fff; border-color: var(--tool-accent); }
.bc-bit .idx { position: absolute; bottom: 4px; left: 0; right: 0; text-align: center; font-size: 9px; opacity: 0.55; font-weight: 400; }
.bc-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 26px; }
.bc-about p { margin: 0 0 12px; }
@media (max-width: 600px) { .bc-row { grid-template-columns: 90px 1fr; } .bc-bit { width: 26px; } }