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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

.header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #667eea;
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.model-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.model-option {
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.model-option:hover {
    border-color: #667eea;
    transform: translateY(-2px);
}

.model-option.selected {
    border-color: #667eea;
    background: #f8f9ff;
}

.model-name {
    font-weight: bold;
    margin-bottom: 5px;
    color: #333;
}

.model-size {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.model-description {
    color: #777;
    font-size: 0.85rem;
    line-height: 1.4;
}

.quality-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #667eea;
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.7rem;
    text-transform: uppercase;
}

.upload-area {
    border: 2px dashed #667eea;
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.upload-area:hover {
    background: #f8f9ff;
    border-color: #5a6fd8;
}

.upload-area.dragover {
    background: #f0f4ff;
    border-color: #4c5fd6;
}

.upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 15px;
    fill: #667eea;
}

.text-input {
    width: 100%;
    min-height: 120px;
    padding: 15px;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.3s ease;
}

.text-input:focus {
    outline: none;
    border-color: #667eea;
}

.controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-label {
    font-weight: 600;
    color: #333;
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: #e1e5e9;
    outline: none;
    appearance: none;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #667eea;
    border: none;
    cursor: pointer;
}

.slider-value {
    font-weight: bold;
    color: #667eea;
    min-width: 40px;
}

.my-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: #6c757d;
}

.btn-success {
    background: #28a745;
}

.btn-warning {
    background: #ffc107;
    color: #333;
}

.progress-container {
    background: #f1f1f1;
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 20px;
    height: 8px;
}

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

.status-message {
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 600;
}

.status-info {
    background: #d1ecf1;
    color: #0c5460;
}

.status-success {
    background: #d4edda;
    color: #155724;
}

.status-error {
    background: #f8d7da;
    color: #721c24;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.speaker-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    border-left: 4px solid #667eea;
}

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

.speaker-id {
    font-weight: bold;
    color: #333;
}

.speaker-duration {
    color: #666;
    font-size: 0.9rem;
}

.audio-player {
    width: 100%;
    margin: 10px 0;
}

.waveform {
    width: 100%;
    height: 60px;
    background: #e1e5e9;
    border-radius: 5px;
    margin: 10px 0;
    position: relative;
}

.similarity-score {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.score-bar {
    flex: 1;
    height: 8px;
    background: #e1e5e9;
    border-radius: 4px;
    overflow: hidden;
}

.score-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    padding: 5px;
}

.tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 600;
}

.tab.active {
    background: white;
    color: #667eea;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.batch-input {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.batch-item {
    background: white;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 10px;
    display: flex;
    gap: 15px;
    align-items: center;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: bold;
    margin-bottom: 5px;
}

.file-size {
    color: #666;
    font-size: 0.9rem;
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .card {
        padding: 20px;
    }
    
    .controls {
        grid-template-columns: 1fr;
    }
    
    .model-selector {
        grid-template-columns: 1fr;
    }
}