/* Morse Code Converter Styles */
.morse-tool-wrap {
  padding: 1rem 0;
  font-family: var(--font-sans);
}

.morse-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1rem;
}

@media (max-width: 780px) {
  .morse-grid {
    grid-template-columns: 1fr;
  }
}

.morse-card {
  background: rgba(22, 28, 46, 0.75);
  backdrop-filter: blur(2px);
  border-radius: 1.5rem;
  padding: 1.5rem 1.8rem;
  border: 1px solid rgba(90, 110, 150, 0.25);
  box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s;
}

.morse-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 25px 40px -14px rgba(0, 0, 0, 0.5);
  border-color: rgba(129, 159, 215, 0.4);
}

.card-head {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-left: 4px solid #818cf8;
  padding-left: 1rem;
  color: #eef2ff;
}

.card-icon {
  font-size: 1.4rem;
}

.lbl {
  font-weight: 500;
  margin: 1rem 0 0.5rem 0;
  font-size: 0.85rem;
  letter-spacing: 0.3px;
  color: #b9c7f0;
}

textarea {
  width: 100%;
  background: #0f121f;
  border: 1px solid #2d3a5e;
  border-radius: 1.2rem;
  padding: 1rem 1.2rem;
  font-family: 'Fira Code', 'Courier New', monospace;
  font-size: 1rem;
  color: #e2e8ff;
  resize: vertical;
  transition: all 0.2s;
  outline: none;
}

textarea:focus {
  border-color: #818cf8;
  box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.3);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn-row button {
  background: #2a2f47;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  color: #eef2ff;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  backdrop-filter: blur(4px);
  border: 0.5px solid rgba(129, 140, 248, 0.3);
}

.btn-row button:hover {
  background: #3b425c;
  border-color: #818cf8;
}

.btn-row button:active {
  transform: scale(0.96);
}

.btn-row button.primary {
  background: #4f46e5;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.btn-row button.primary:hover {
  background: #6366f1;
}

.speed-card {
  background: rgba(22, 28, 46, 0.75);
  border-radius: 1.5rem;
  padding: 1rem 1.5rem;
  border: 1px solid rgba(90, 110, 150, 0.25);
}

.speed-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.speed-row label {
  font-size: 0.85rem;
  font-weight: 500;
  color: #b9c7f0;
}

.speed-row input[type="range"] {
  width: 180px;
  height: 4px;
  -webkit-appearance: none;
  background: #374151;
  border-radius: 5px;
  outline: none;
}

.speed-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #a5b4fc;
  cursor: pointer;
  border: none;
}

#speed-value {
  background: #1e243b;
  padding: 0.2rem 0.8rem;
  border-radius: 20px;
  font-family: monospace;
  font-size: 0.8rem;
  color: #eef2ff;
  min-width: 60px;
  text-align: center;
}

.audio-status {
  font-size: 0.75rem;
  font-family: monospace;
  margin-top: 0.75rem;
  color: #6d7aa3;
}

.playing-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 10px;
  background: #34d399;
  margin-left: 8px;
  box-shadow: 0 0 6px #34d399;
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; transform: scale(1);}
  100% { opacity: 1; transform: scale(1.2);}
}

@media (max-width: 520px) {
  .morse-card {
    padding: 1.2rem;
  }
  .morse-grid {
    gap: 1rem;
  }
}