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

.set-form-section h2 {
    margin-bottom: 20px;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input[type="text"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.set-item-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 5px;
}

.set-item-row label {
    font-weight: 500;
    color: #666;
}

.product-select,
.product-input {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.conv-name-input {
    min-width: 200px;
}

.quantity-input {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.sets-list-section {
    margin: 20px 30px;
}

.sets-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 20px;
}

.set-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.set-card h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #667eea;
    border-bottom: 2px solid #667eea;
    padding-bottom: 10px;
}

.set-card-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    margin-bottom: 8px;
    background: #f5f5f5;
    border-radius: 5px;
}

.set-card-item-name {
    font-weight: 500;
    color: #333;
}

.set-card-item-quantity {
    background: #667eea;
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
}

.set-card-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
}

.empty-sets {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-actions a {
    text-decoration: none;
}

/* CSV一括登録関連 */
.file-upload-area {
    border: 2px dashed #ddd;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.file-upload-area:hover {
    border-color: #667eea;
    background: #f9f9f9;
}

.file-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.file-icon {
    font-size: 48px;
}

.file-name {
    margin-top: 10px;
    color: #666;
}

.csv-preview {
    margin-top: 20px;
    max-height: 300px;
    overflow-y: auto;
}

.csv-preview pre {
    background: #f9f9f9;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #ddd;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: monospace;
    font-size: 12px;
    max-height: 200px;
    overflow-y: auto;
}

.csv-preview-error {
    background: #ffe6e6;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #ff9999;
    margin-top: 10px;
    color: #c33;
}

.csv-bulk-section h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
    color: #333;
}

/* 検索結果のハイライト */
mark {
    background-color: #ffeb3b;
    color: #000;
    padding: 2px 4px;
    border-radius: 2px;
    font-weight: bold;
}