:root {
  --primary: #b0c4de;
  --primary-dark: #8ba3c7;
  --primary-light: #d4e1f0;
  --secondary: #6b7b8d;
  --text: #2c3e50;
  --text-light: #7f8c8d;
  --background: #f5f7fa;
  --border: #e0e6ed;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Roboto", sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: #5a6878;
}

.btn-danger {
  background-color: #e74c3c;
  color: white;
}

.btn-danger:hover {
  background-color: #c0392b;
}

.btn-warning {
  background-color: #f1c40f;
  color: var(--text);
}

.btn-warning:hover {
  background-color: #f39c12;
}

.btn-outline-secondary {
  background-color: transparent;
  border: 1px solid var(--secondary);
  color: var(--secondary);
}

.btn-outline-secondary:hover {
  background-color: var(--secondary);
  color: white;
}

.btn-success {
  background-color: #2ecc71;
  color: white;
}

.btn-success:hover {
  background-color: #27ae60;
}

.btn-success.btn-lg {
  animation: pulse 1.5s infinite;
}

.volume-container,
.generators-container {
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

.slider-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text);
  font-weight: 500;
}

.form-control-range {
  width: 100%;
  height: 8px;
  -webkit-appearance: none;
  background: var(--border);
  border-radius: 4px;
  outline: none;
}

.form-control-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.form-control-range::-webkit-slider-thumb:hover {
  background: var(--primary-dark);
}

.generator {
  margin-bottom: 1.5rem;
}

.audio-input-container {
  margin-top: 2rem;
}

.form-control {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background-color: white;
  color: var(--text);
}

#dropBox {
  background-color: white;
  border: 2px dashed var(--border) !important;
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

#dropBox:hover {
  border-color: var(--primary) !important;
  background-color: var(--primary-light);
}

.sound-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.sound-item {
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-align: center;
}

.slot-status {
  text-align: center;
  font-weight: 600;
  color: var(--text-light);
}

.sound-shortcut {
  margin: 0.25rem 0 0.75rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

.sound-name {
  margin: 1rem 0;
  color: var(--text-light);
  font-size: 0.9rem;
  word-break: break-word;
}

.sound-controls {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}

.btn-lg {
  width: 60px;
  height: 60px;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border);
  text-align: center;
}

.text-muted {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.drop-zone {
  background-color: white;
  border: 3px dashed var(--border);
  border-radius: 12px;
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  margin: 2rem 0;
}

.drop-zone:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.drop-zone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.drop-zone-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.drop-zone-title {
  color: var(--text);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}

.drop-zone-text {
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }

  .btn-group {
    flex-wrap: wrap;
  }

  .sound-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .sound-controls {
    gap: 0.25rem;
  }

  .drop-zone {
    padding: 2rem 1rem;
  }

  .drop-zone-icon {
    font-size: 2.5rem;
  }

  .drop-zone-title {
    font-size: 1.25rem;
  }
}

.record-icon {
  display: inline-block;
  margin-right: 0.5rem;
  color: #fff;
}

.recording-active {
  animation: pulse 1.5s infinite;
}

.recording-indicator {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-color: #e74c3c;
  border-radius: 50%;
  margin-right: 0.5rem;
  animation: blink 1s infinite;
}

@keyframes blink {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
  100% {
    opacity: 1;
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.support-note {
  margin-top: 0.75rem;
  font-weight: 600;
  color: #c0392b;
}