:root {
  --primary-color: #007bff;
  --danger-color: #dc3545;
  --success-color: #28a745;
  --bg-color: #f8f9fa;
  --card-bg: #ffffff;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  color: #333;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

nav {
  width: 100%;
  background-color: var(--card-bg);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  padding: 15px 0;
  text-align: center;
  margin-bottom: 20px;
}

nav a {
  margin: 0 15px;
  text-decoration: none;
  color: #555;
  font-weight: bold;
}

nav a:hover {
  color: var(--primary-color);
}

h1 {
  color: #222;
  margin-bottom: 20px;
}

.container {
  max-width: 600px;
  width: 90%;
  background: var(--card-bg);
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  text-align: center;
}

button {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s;
  margin: 10px 5px;
  font-weight: 600;
}

#startButton {
  background-color: var(--primary-color);
  color: white;
}

#startButton:disabled {
  background-color: #ccc;
}

#stopButton {
  background-color: var(--danger-color);
  color: white;
}

#stopButton:disabled {
  background-color: #ccc;
}

#status {
  font-weight: bold;
  font-size: 1.1em;
}

textarea {
  width: 100%;
  height: 150px;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ddd;
  margin-bottom: 15px;
  box-sizing: border-box;
  font-size: 14px;
}

input[type="file"] {
  margin-bottom: 20px;
}

#result {
  font-weight: bold;
  padding: 10px;
  border-radius: 4px;
}

/* Recordings List Styling */
ul {
  list-style: none;
  padding: 0;
  width: 100%;
}

.recording-item {
  background: #f1f3f5;
  margin-bottom: 15px;
  padding: 15px;
  border-radius: 8px;
  text-align: left;
}

.recording-item p {
  margin: 0 0 10px 0;
  font-size: 14px;
  color: #666;
}

.recording-item audio {
  width: 100%;
  margin-bottom: 10px;
}

.recording-item button {
  background-color: transparent;
  color: var(--danger-color);
  border: 1px solid var(--danger-color);
  padding: 5px 12px;
  font-size: 13px;
}

.recording-item button:hover {
  background-color: var(--danger-color);
  color: white;
}