/* Contact Us Section */
.contact-us-section {
    padding: 4rem 0;
    margin: 2rem 0;
}

.contact-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-title {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 2.5rem;
    font-weight: 400;
    color: #6F573B;
    margin-bottom: 1rem;
}

.contact-intro {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1rem;
    color: #444444;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Contact Form Column */
.contact-form-column {
    padding: 0 1rem;
}

.form-title {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 0.9rem;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1rem;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    color: #333;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #6F573B;
}

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

.btn-send-message {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1rem;
    font-weight: 500;
    background: #5cb85c;
    color: #fff;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    align-self: flex-start;
}

.btn-send-message:hover {
    background: #4cae4c;
}

/* Contact Info Column */
.contact-info-column {
    padding: 0 1rem;
}

.info-title {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-item strong {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: #2c3e50;
}

.contact-item p {
    font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho Pro', 'MS Mincho', 'Mincho', 'Noto Serif JP', serif;
    font-size: 1rem;
    color: #333;
    margin: 0;
}

.contact-item a {
    color: #3498db;
    text-decoration: underline;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #2980b9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .contact-us-section {
        padding: 2rem 0;
        margin: 1rem 0;
    }

    .contact-title {
        font-size: 2rem;
    }

    .contact-intro {
        font-size: 0.95rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-form-column,
    .contact-info-column {
        padding: 0;
    }

    .form-title,
    .info-title {
        font-size: 1.25rem;
    }
}