:root {
    --primary-blue: #1e88e5;
    --light-blue: #e3f2fd;
    --dark-blue: #1565c0;
    --border-radius: 8px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    margin-top: 60px;
}

.notice-bar {
    background-color: var(--light-blue);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
    border-left: 4px solid var(--primary-blue);
}

.notice-bar h2 {
    color: var(--primary-blue);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.5em;
}

.main-content {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

select, input, textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #fff;
}

select:focus, input:focus, textarea:focus {
    border-color: var(--primary-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.generate-btn {
    background-color: var(--primary-blue);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.generate-btn:hover {
    background-color: var(--dark-blue);
    transform: translateY(-1px);
    box-shadow: var(--box-shadow);
}

.barcode-result {
    margin-top: 30px;
}

.barcode-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background-color: var(--light-blue);
    border-radius: var(--border-radius);
}

.stats-message {
    margin: 0;
    color: var(--primary-blue);
    font-weight: 500;
}

.download-all-btn {
    margin-top: 0;
    background-color: var(--dark-blue);
}

.barcode-item {
    margin: 20px 0;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    background-color: #fff;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

.barcode-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.download-btn {
    background-color: var(--primary-blue);
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: var(--border-radius);
    margin-top: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.download-btn:hover {
    background-color: var(--dark-blue);
    transform: translateY(-1px);
}

.footer {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 30px;
    margin-top: 30px;
    box-shadow: var(--box-shadow);
}

.footer h3 {
    color: var(--primary-blue);
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.footer p {
    margin: 8px 0;
    color: #555;
    line-height: 1.6;
}

.footer-bottom {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    text-align: center;
    color: #666;
}