/* Tool Wrapper Container */
.container {
  max-width: 600px;
  background: #ffffff;
  border: 1px solid #eaeaea;
  border-radius: 8px;
  padding: 35px;
  margin: 50px auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.container h2 {
  margin-top: 0;
  margin-bottom: 25px;
  font-size: 24px;
  color: #111111;
  border-bottom: 2px solid #0070f3;
  padding-bottom: 10px;
}

/* Individual Form Control Elements */
.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 14px;
  color: #444444;
}

.form-group textarea, 
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid #cccccc;
  border-radius: 5px;
  background-color: #fafafa;
  font-size: 15px;
  font-family: inherit;
  box-sizing: border-box;
  transition: border-color 0.15s, background-color 0.15s;
}

.form-group textarea:focus, 
.form-group select:focus {
  outline: none;
  border-color: #0070f3;
  background-color: #ffffff;
}

.form-group textarea {
  height: 130px;
  resize: vertical;
}

/* Operational Trigger Button */
#generateBtn {
  width: 100%;
  background: #0070f3;
  color: #ffffff;
  padding: 14px;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

#generateBtn:hover {
  background: #0051a8;
}

#generateBtn:active {
  transform: scale(0.99);
}

#generateBtn:disabled {
  background: #999999;
  cursor: not-allowed;
  transform: none;
}

/* Output Preview Area */
.audio-preview {
  display: none;
  margin-top: 30px;
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  padding: 20px;
  border-radius: 6px;
}

.audio-preview label {
  display: block;
  font-weight: 600;
  font-size: 13px;
  color: #666666;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

audio {
  width: 100%;
  margin-bottom: 20px;
}

/* Premium Export Action Link Button */
.download-btn {
  display: block;
  width: 100%;
  background: #10b981;
  color: #ffffff;
  text-align: center;
  text-decoration: none;
  padding: 14px 0;
  border-radius: 5px;
  font-weight: 700;
  font-size: 16px;
  box-sizing: border-box;
  transition: background 0.2s;
  box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.download-btn:hover {
  background: #059669;
}