main {
    width: 100%;
}

.header-common-container {
    position: relative;
    width: 100%;
    height: 65vh;
    .header-common-image {
        display: block;
        width: 100%;
        height: 100%;
        img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
    }

    .header-common-textbox-red,
    .header-common-textbox-black {
        position: absolute;
        top: 50%;
        /* 親要素の上から 50% */
        left: 0;
        /* 適宜調整 */
        transform: translateY(-50%);
        /* 自身の高さの半分だけ上へ */
        width: 300px;
        height: 200px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: bold;
    }

    .header-common-textbox-red {
        background-color: #ea553a;
    }

    .header-common-textbox-black {
        background-color: #000;
        clip-path: polygon(15% 0, 100% 0, 100% 85%, 85% 100%, 0 100%, 0 15%);
    }

    .header-common-text {
        position: absolute;
        top: 42%;
        /* header-common-textbox-black の少し上に調整 */
        left: 10px;
        color: white;
        font-size: 20px;
        font-weight: bold;
        z-index: 10;
        /* header-common-textbox-black より上に配置 */
    }

    .header-common-text h2 {
        margin: 0;
        font-size: 24px;
    }

    .header-common-text p {
        margin: 5px 0 0;
        font-size: 16px;
    }
}

.business-h2 {
    font-size: 3vw;
    font-weight: 700;
    color: #ea553a;
    text-align: center;
    margin: 5vw 0;
}

.contact-h3 {
    text-align: center;
    font-weight: 600;
    margin-bottom: 5vw;
}
.contact-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background: #ffffff;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    transform: translateY(0);
    transition: all 0.3s ease;
}
.form-group {
    margin-bottom: 20px;
    position: relative;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
    transform: translateY(0);
    transition: all 0.3s ease;
}
.required {
    color: #e74c3c;;
    margin-left: 5px;
}
    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="tel"],
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px;
        border: 2px solid #e1e1e1;
        border-radius: 6px;
        box-sizing: border-box;
        background: #f8f9fa;
        transition: all 0.3s ease;
        font-size: 15px;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: #8B0000;
        box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.1);
        outline: none;
        background: #ffffff;
    }

    .form-group input:hover,
    .form-group select:hover,
    .form-group textarea:hover {
        border-color: #8B0000;
        background: #ffffff;
    }

    .privacy-policy {
        text-align: center;
        margin: 30px 0;
    }

    .privacy-label {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        cursor: pointer;
    }

    .privacy-label input[type="checkbox"] {
        width: 18px;
        height: 18px;
        cursor: pointer;
    }

    .policy-link {
        color: #8B0000;
        text-decoration: underline;
        transition: all 0.3s ease;
    }

    .policy-link:hover {
        color: #660000;
        text-decoration: none;
    }

    .submit-group {
        text-align: center;
        margin-top: 40px;
    }

    .submit-button {
        background: #EA553A;
        color: white;
        padding: 15px 60px;
        border: none;
        border-radius: 30px;
        cursor: pointer;
        font-size: 16px;
        font-weight: 600;
        letter-spacing: 1px;
        box-shadow: 0 4px 15px rgba(153, 93, 59, 0.2);
        transition: all 0.3s ease;
        position: relative;
        overflow: hidden;
    }

    .submit-button:hover {
        background: linear-gradient(145deg, #663600, #8B0000);
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(139, 0, 0, 0.3);
    }