body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    flex-direction: column;
    color: #333;
}
.container {
    display: flex;
    flex-direction: row;
    width: 90%;
    max-width: 1200px;
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin: 20px 0;
    padding: 20px;
}
.form-section, .result-section, .info-section {
    flex: 1;
    padding: 20px;
}
.form-section {
    border-right: 1px solid #dee2e6;
}
.info-section p {
    margin-bottom: 20px;
}
.info-section p strong {
    color: #007bff;
    font-weight: bold;
}
.info-section p span {
    color: #6c757d;
    font-style: italic;
}
.info-section ul {
    padding-left: 25px;
}
.info-section ul li {
    margin-bottom: 15px;
    list-style-type: square;
    color: #333;
}

.input-group {
    margin-bottom: 25px;
}
.input-group label {
    font-size: 16px;
    color: #495057;
    display: block;
    margin-bottom: 10px;
}

.input-group input {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    border: 1px solid #ced4da;
    border-radius: 10px;
    box-sizing: border-box;
    background-color: #ffffff;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.input-group input:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    background-color: #ffffff;
}
.button {
    width: 100%;
    padding: 15px;
    font-size: 18px;
    color: #ffffff;
    background-color: #00ac0e;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
.button i {
    margin-right: 6px;
    transition: transform 0.3s ease;
}
.button:hover {
    background-color: #059100;
}

.result, .advice {
    padding: 20px;
    border-radius: 10px;
    background-color: #ffffff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    font-size: 16px;
    line-height: 1.6;
    color: #333;
}
.result {
    border-left: 6px solid #007bff;
}
.advice {
    border-left: 6px solid #ffc107;
    margin-top: 25px;
}
.red {
    color: #dc3545;
}
.green {
    color: #28a745;
}
@media (max-width: 1024px) {
    .container {
        flex-direction: column;
    }
    .form-section {
        border-right: none;
        border-bottom: 1px solid #dee2e6;
    }
}
.v50 {
    text-align: center;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    margin-top: 25px;
}
.appreciate-section {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.fa-heart {
    transition: color 0.3s, transform 0.3s;
    font-size: 2em;
    color: red;
    margin-bottom: 15px;
}
.fa-heart:hover {
    color: #e74c3c;
    transform: rotate(15deg);
}
.appreciate-img {
    width: 250px;
    height: 250px;
}
.appreciate-text {
    color: #333;
    font-weight: 500;
    font-size: 16px;
}
.v50 p {
    margin: 10px 0;
}