/* Mono to Stereo Converter — tool-specific overrides only. Local file processing. */

.ms-warn {
  max-width: 760px; margin: var(--space-md) auto 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border); border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.04);
  color: var(--color-text-dim); font-size: 0.9rem; line-height: 1.55; text-align: left;
}
.ms-warn strong { color: var(--color-text); }

.ms-drop {
  display: block; text-align: center; cursor: pointer;
  padding: var(--space-xl) var(--space-md);
  border: 2px dashed var(--color-border); border-radius: var(--radius-md);
  background: rgba(0, 255, 65, 0.02);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.ms-drop:hover, .ms-drop.is-over { border-color: var(--color-primary); background: rgba(0, 255, 65, 0.06); }
.ms-drop:focus-within { border-color: var(--color-primary); background: rgba(0, 255, 65, 0.06); box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.18); }
/* keep the file input focusable for keyboard users (not display:none) */
.ms-file-input { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; clip: rect(0 0 0 0); }
.ms-drop__icon { font-size: 2.4rem; }
.ms-drop__text { margin-top: 8px; font-family: var(--font-mono); color: var(--color-text); font-size: 0.95rem; }
.ms-drop__sub { margin-top: 6px; font-size: 0.78rem; color: var(--color-text-dim); }

.ms-status {
  margin-top: var(--space-md); padding: 8px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); background: var(--color-surface-2, rgba(255,255,255,0.03));
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-text-dim); min-height: 1.2em;
}

.ms-editor { margin-top: var(--space-md); }
.ms-ininfo { font-family: var(--font-mono); font-size: 0.9rem; color: var(--color-text-dim); text-align: center; }
.ms-wave {
  display: block; width: 100%; height: 110px; margin-top: var(--space-sm);
  border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.03); border: 1px solid var(--color-border);
}

.ms-modewrap { margin-top: var(--space-lg); }
.ms-modes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.ms-mode {
  flex: 1 1 auto; min-width: 160px; padding: 8px 12px;
  background: var(--color-bg); color: var(--color-text-dim);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 0.85rem; cursor: pointer;
  transition: border-color 0.12s ease, color 0.12s ease, background 0.12s ease;
}
.ms-mode:hover { border-color: var(--color-primary); color: var(--color-text); }
.ms-mode:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.ms-mode.is-active { border-color: var(--color-primary); color: var(--color-bg); background: var(--color-primary); }

.ms-widthwrap { margin-top: var(--space-lg); }
.ms-slabel { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-md); }
.ms-out { font-family: var(--font-mono); font-size: 1.2rem; font-weight: 600; color: var(--color-primary); }
.ms-range { width: 100%; margin-top: var(--space-sm); accent-color: var(--color-primary); cursor: pointer; }
.ms-range:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 4px; }
.ms-hint { margin-top: 4px; font-size: 0.74rem; color: var(--color-text-dim); }

.ms-outinfo { margin-top: var(--space-md); text-align: center; font-family: var(--font-mono); font-size: 0.95rem; color: var(--color-secondary); min-height: 1.2em; }

.ms-actions { display: flex; flex-wrap: wrap; gap: var(--space-md); margin-top: var(--space-md); }
.ms-actions .btn { flex: 1 1 0; min-width: 120px; }
@media (max-width: 520px) { .ms-actions { flex-direction: column; } }
.ms-playing { color: var(--color-bg); background: var(--color-secondary); border-color: var(--color-secondary); }

.ms-dl { margin-top: var(--space-md); text-align: center; }