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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

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

header {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 24px;
    color: #2c3e50;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.section {
    background: white;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.section h2 {
    margin-bottom: 20px;
    color: #2c3e50;
    font-size: 22px;
}

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

.stat-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-label {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    color: #2c3e50;
}

.api-key-section {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.api-key-section h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.api-key-box {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
}

.api-key-box code {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: #2c3e50;
    word-break: break-all;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.service-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.service-card:hover {
    background: #e9ecef;
    border-color: #007bff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.service-card h3 {
    margin-bottom: 10px;
    color: #2c3e50;
}

.service-card p {
    color: #666;
    font-size: 14px;
}

.btn-primary, .btn-secondary, .btn-small {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background: #007bff;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #0056b3;
}

.btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
}

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

.btn-secondary:hover {
    background: #5a6268;
}

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
    background: #28a745;
    color: white;
}

.btn-small:hover {
    background: #218838;
}

.upload-area {
    border: 2px dashed #ccc;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.upload-area:hover {
    border-color: #007bff;
    background: #f8f9fa;
}

.upload-content {
    pointer-events: none;
}

.upload-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.upload-hint {
    font-size: 12px;
    color: #666;
    margin-top: 10px;
}

.format-info {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.format-info table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.format-info th,
.format-info td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.format-info th {
    background: #e9ecef;
    font-weight: 600;
}

.progress-info {
    margin-top: 20px;
}

.progress-bar-container {
    width: 100%;
    height: 30px;
    background: #e9ecef;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-bar {
    height: 100%;
    background: #28a745;
    transition: width 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: 600;
}

.progress-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.progress-stat {
    display: flex;
    justify-content: space-between;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 6px;
}

.stat-label {
    color: #666;
}

.batches-list {
    margin-top: 20px;
}

.batch-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.batch-item-info {
    flex: 1;
}

.batch-item-status {
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.status-processing {
    background: #ffc107;
    color: #000;
}

.status-done {
    background: #28a745;
    color: white;
}

.status-error {
    background: #dc3545;
    color: white;
}

.loading {
    text-align: center;
    color: #666;
    padding: 20px;
}

.result-info {
    text-align: center;
    padding: 20px;
}

.result-info p {
    margin-bottom: 20px;
    font-size: 16px;
}

#file-input {
    display: none;
}