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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
} 

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px; 
}
 
header { 
    text-align: center;
    margin-bottom: 30px;
}

h1 {
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 10px;
}

.subtitle {
    color: #718096;
    font-size: 1.1rem;
}

.status-card {
    background: #f7fafc;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    border: 2px solid #e2e8f0;
}

.status-message {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: #4a5568;
}

.status-icon {
    font-size: 1.5rem;
}

.progress-container {
    margin-top: 15px;
    background: #e2e8f0;
    border-radius: 8px;
    height: 30px;
    position: relative;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 600;
    color: #2d3748;
    font-size: 0.9rem;
}

.controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 20px;
}

.btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon {
    font-size: 1.3rem;
}

.btn-record {
    background: linear-gradient(135deg, #f56565 0%, #c53030 100%);
    color: white;
}

.btn-record:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(245, 101, 101, 0.4);
}

.btn-stop {
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    color: white;
}

.btn-stop:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(45, 55, 72, 0.4);
}

.btn-copy {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    padding: 12px 24px;
    font-size: 0.95rem;
}

.btn-copy:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(72, 187, 120, 0.4);
}

.btn-clear {
    background: linear-gradient(135deg, #f56565 0%, #c53030 100%);
    color: white;
    padding: 12px 24px;
    font-size: 0.95rem;
}

.btn-clear:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(245, 101, 101, 0.4);
}

.recording-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    padding: 15px;
    background: #fff5f5;
    border: 2px solid #fc8181;
    border-radius: 12px;
    margin-bottom: 20px;
    font-weight: 600;
    color: #c53030;
}

.pulse {
    width: 16px;
    height: 16px;
    background: #f56565;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}

.transcription-section {
    margin-top: 30px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.section-header h2 {
    color: #2d3748;
    font-size: 1.5rem;
}

.btn-group {
    display: flex;
    gap: 10px;
}

.transcription-output {
    width: 100%;
    min-height: 200px;
    padding: 20px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    line-height: 1.6;
    resize: vertical;
    font-family: inherit;
    background: #f7fafc;
}

.transcription-output:focus {
    outline: none;
    border-color: #667eea;
}

footer {
    margin-top: 30px;
    text-align: center;
    color: #718096;
    font-size: 0.9rem;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .controls {
        flex-direction: column;
    }
    
    .section-header {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
    
    .btn-group {
        flex-direction: column;
    }
}