/* Tool Container */
.brl-tool-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 0 24px;
}

/* Dual Panel Layout */
.dual-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.panel {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 16px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-100);
  border-radius: 16px 16px 0 0;
}

.panel-header label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.char-counter {
  font-size: 0.7rem;
  background: var(--gray-100);
  padding: 4px 10px;
  border-radius: 20px;
  color: var(--text-muted);
}

/* Textareas */
.latin-input {
  width: 100%;
  min-height: 220px;
  padding: 16px;
  font-size: 1.1rem;
  line-height: 1.5;
  border: none;
  resize: vertical;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  background: var(--white);
  border-radius: 0 0 16px 16px;
  outline: none;
  color: var(--text);
}

.latin-input:focus {
  background: var(--gray-50);
}

.braille-output {
  width: 100%;
  min-height: 220px;
  padding: 16px;
  font-size: 1.2rem;
  line-height: 1.5;
  border: none;
  resize: vertical;
  font-family: 'Segoe UI Emoji', 'Noto Sans', 'SF Mono', monospace;
  background: #fefcf5;
  border-radius: 0 0 16px 16px;
  outline: none;
  color: var(--text);
  letter-spacing: 0.02em;
  word-break: break-word;
}

/* Action Bar */
.action-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
}

.btn-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  padding: 10px 18px;
  border-radius: 50px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all .2s;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  color: var(--text);
}

.btn-primary {
  background: var(--navy);
  border: none;
  color: var(--white);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.btn-primary:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

.btn-outline:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
}

.badge-info {
  font-size: 0.75rem;
  background: var(--gray-100);
  padding: 6px 12px;
  border-radius: 60px;
  color: var(--text-muted);
}

/* Toast Notification */
.copy-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--navy);
  color: white;
  padding: 8px 20px;
  border-radius: 60px;
  font-size: 0.85rem;
  z-index: 1000;
  animation: fadeOut 2s ease forwards;
  pointer-events: none;
}

@keyframes fadeOut {
  0% { opacity: 0.9; transform: translateX(-50%) translateY(0); }
  70% { opacity: 0.9; }
  100% { opacity: 0; transform: translateX(-50%) translateY(-10px); visibility: hidden; }
}

/* Hide default tool layout elements */
.tool-page .gen-heading {
  position: absolute;
  left: -9999px;
}

/* Responsive */
@media (max-width: 640px) {
  .brl-tool-wrap {
    padding: 0 16px 24px;
  }

  .dual-panel {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .latin-input,
  .braille-output {
    min-height: 180px;
  }

  .action-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-group {
    justify-content: center;
  }
}