.preg-calculator-wrapper {
    max-width: 650px;
    margin: 20px auto;
    font-family: inherit;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    padding: 30px;
    box-sizing: border-box;
}

.preg-title {
    text-align: center;
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

.preg-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.preg-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.preg-form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.preg-label {
    font-size: 14px;
    font-weight: 500;
    color: #555;
}

.preg-input {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.preg-input:focus {
    border-color: #007cba;
    outline: none;
}

.preg-buttons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.preg-btn-submit {
    flex: 1;
    padding: 12px 20px;
    background-color: #007cba;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.preg-btn-submit:hover {
    background-color: #005a87;
}

.preg-btn-reset {
    flex: 1;
    padding: 12px 20px;
    background-color: #f1f1f1;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.preg-btn-reset:hover {
    background-color: #e2e2e2;
}

/* Result Box */
.preg-result-box {
    margin-top: 20px;
    padding: 20px;
    border-radius: 8px;
    background-color: #f9f9f9;
    border: 1px solid #e1e1e1;
}

.highlight-box {
    background-color: #e6f7ff;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #b3e0ff;
    margin-bottom: 20px;
}

.highlight-box span {
    font-size: 16px;
    color: #005a87;
    display: block;
    margin-bottom: 5px;
}

.highlight-box h2 {
    margin: 0;
    font-size: 28px;
    color: #007cba;
}

.preg-results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

@media (max-width: 480px) {
    .preg-results-grid {
        grid-template-columns: 1fr;
    }
}

.preg-grid-item {
    background: #fff;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #eee;
    display: flex;
    flex-direction: column;
}

.preg-grid-item span {
    font-size: 13px;
    color: #777;
    margin-bottom: 4px;
}

.preg-grid-item strong {
    font-size: 16px;
    color: #333;
}

.preg-recommendation {
    font-size: 15px;
    line-height: 1.6;
    color: #444;
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #2ecc71;
}