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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

h1 {
    font-size: 2.5rem;
    color: #2c3e50;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.waveform-container {
    width: 100%;
    height: 200px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
    overflow: hidden;
}

#waveform {
    width: 100%;
    height: 100%;
}

.controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.mic-btn {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: #3498db;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, background-color 0.2s;
}

.mic-btn:hover {
    background-color: #2980b9;
}

.mic-btn:active {
    transform: scale(0.95);
}

.mic-btn.listening {
    background-color: #e74c3c;
    animation: pulse 1.5s infinite;
}

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

.mic-icon {
    font-size: 2rem;
    color: white;
}

.control-btn {
    padding: 10px 15px;
    background-color: #ecf0f1;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

.control-btn:hover {
    background-color: #bdc3c7;
}

.transcript-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 350px;
    height: 100vh;
    background-color: white;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.transcript-panel.hidden {
    transform: translateX(100%);
}

.transcript-header {
    padding: 15px;
    background-color: #3498db;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
}

.transcript-content {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
}

.message {
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 5px;
}

.user-message {
    background-color: #ecf0f1;
    align-self: flex-end;
}

.ai-message {
    background-color: #3498db;
    color: white;
}