/* Base64: iki duzenlenebilir alan, ortada yon degistirme dugmesi; altta dosyadan Base64. */
.b64 { display: grid; gap: 18px; }
.b64-cift { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 16px; align-items: center; }
.b64-bolme { gap: 8px; align-self: stretch; }
.b64-bolme-ust { display: flex; align-items: baseline; justify-content: space-between; gap: 6px 12px; flex-wrap: wrap; }
.b64-bolme-ust label { font-size: 13px; font-weight: 600; }
.b64-bolme-ust small { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.b64-bolme textarea { min-height: 220px; overflow-wrap: anywhere; }
.b64-bolme textarea[aria-invalid=true] { border-color: #f87171; }
.b64-takas {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--bg); color: var(--text); font-size: 20px; line-height: 1;
  transition: border-color .14s, color .14s;
}
.b64-takas:hover { border-color: var(--accent); color: var(--accent); }
.b64-cift.ters .b64-bolme[data-taraf=a] { order: 3; }
.b64-cift.ters .b64-takas { order: 2; }
.b64-cift.ters .b64-bolme[data-taraf=b] { order: 1; }
.b64-durum-satir code, .b64 .arac-durum code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; overflow-wrap: anywhere; }
.b64 .arac-durum .arac-dugme { margin-top: 8px; display: flex; width: auto; }
.b64-dosya { display: grid; gap: 14px; padding-top: 18px; border-top: 1px solid var(--line); }
.b64-dosya .arac-panel-baslik { margin: 0; font-size: 17px; }
.b64-dosya-satir { display: grid; gap: 14px; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); align-items: center; }
.b64-dosya input[type=file] {
  width: 100%; min-width: 0; padding: 9px; border: 1px dashed var(--line); border-radius: 9px;
  background: var(--bg); color: var(--muted); font: inherit; font-size: 13.5px;
}
.b64-dosya input[type=file]::file-selector-button {
  margin-right: 12px; padding: 7px 13px; border: 1px solid var(--line); border-radius: 7px;
  background: var(--surface2); color: var(--text); font: inherit; font-size: 13px; cursor: pointer;
}
.b64-dosya pre { max-height: 260px; }
.b64-dosya .arac-cikti-ust > span { overflow-wrap: anywhere; }
@media (max-width: 860px) {
  .b64-cift { grid-template-columns: minmax(0, 1fr); }
  .b64-takas { justify-self: center; transform: rotate(90deg); }
  .b64-bolme textarea { min-height: 150px; }
  .b64-dosya-satir { grid-template-columns: minmax(0, 1fr); }
}