@media only screen and (max-width: 780px) {
    .header {
        padding: 10px;
    }
    .header__inner {
        padding: 13px 20px;
    }
    .header__logo {
        width: 120px;
    }
    .header__logo img {
        width: 100%;
    }
    .header__main {
        gap: 0px;
        padding-right: 40px;
    }
    .header__btn a {
        padding: 10px 20px 10px 15px;
        font-size: 12px;
    }
    .header__btn.btn a::before {
        top: 16px;
        right: 7px;
        width: 8px;
        height: 8px;
    }
    .hamburger {
        top: 29px;
        right: 30px;
    }
    .hamburger::before, .hamburger::after, .hamburger span {
        background: var(--background-color);
        border-radius: 2px;
    }
    .subttl {
        font-size: 16px;
    }
    .txt {
        font-size: 13px;
    }
    .btn a {
        font-size: 14px;
    }
    .btn a::before {
        top: 20px;
    }
    .mv {
        display: none;
    }
    .anxiety.tp_anxiety {
        padding: 50px 0 50px;
    }
    .ttl {
        font-size: 22px;
    }
    .mv__ttl {
        font-size: 28px;
    }
    .mv__txt {
        font-size: 13px;
        margin-bottom: 2em;
    }
    .v2_mv__inner {
        margin: 0 auto;
        padding: 90px 20px 50px;
        height: fit-content;
        position: relative;
    }
    .v2_mv__description {
        width: 100%;
        text-align: center;
    }
    .mv__access {
        gap: 0;
        justify-content: center;
    }
    .mv__btn a {
        padding: 15px 5em;
        margin: 0 auto;
        display: block;
    }
    .mv__btn a:before {
        top: 41%;
    }
    .v2_mv__icon {
        left: 50%;
        top: unset;
        bottom: 10em;
    }
    .v2_mv__icon img {
        width: 200px;
    }
    .v2_mv__img {
        position: relative;
        left: unset;
        order: -1;
        width: 100%;
        text-align: center;
        margin-bottom: 20px;
    }
    .v2_mv__img img {
        width: 230px;
        max-width: 100%;
    }
    .anxiety__list {
        gap: 2%;
        justify-content: center;
        margin-bottom: 0;
        align-items: unset;
    }
    .anxiety__item {
        width: 46%;
        margin-bottom: 0em;
        margin: 0 0 2%!important;
    }
    .anxiety__item:nth-child(2) {
        margin-top: 0;
        margin-bottom: 2%!important;
    }
    .anxiety__item:nth-child(4) {
        margin-top: 0;
        margin: 0 0 2%!important;
    }
    .anxiety__item--img {
        display: none;
    }
    .anxiety__item--txt {
        font-size: 12px;
        color: #616060;
        border: solid 1px #616060;
        border-radius: 10px;
        margin-bottom: 0;
    }
    .anxiety__txt--txt {
        font-size: 18px;
        max-width: 280px;
        display: block;
        margin: 0 auto;
    }
    .about.tp_about {
        padding: 40px 0 0;
    }
    .about__img {
        width: 100%;
        text-align: center;
        padding: 30px 0 0;
    }
    .about__img img {
        width: 220px;
        margin: 0px 0 -130px 0;
    }
    .about__description {
        width: 100%;
        padding: 160px 0 70px;
        background-size: 260px;
        margin: 0;
    }
    .about__description--inner {
        padding: 0 20px;
    }
    .enhance__list--ttl {
        font-size: 18px;
    }
    .enhance__list--txt {
        font-size: 15px;
    }
    .enhance__list--subtxt {
        font-size: 11px;
    }
    .capability.tp_capability {
        padding: 60px 0;
    }
    .capability__list {
        justify-content: center;
    }
    .capability__list--item {
        width: 49%;
        margin-right: 2%;
    }
    .capability__list--item:nth-child(3n) {
        margin-right: 2%;
    }
    .capability__list--item:nth-child(2n) {
        margin-right: 0;
    }
    .capability__list--item:nth-child(4) {
        margin-left: 0%;
    }
    .capability__list--item:nth-child(5) {
        margin-right: 0;
    }
    .capability__list--img {
        margin-bottom: -2em;
    }
    .capability__list--img img {
        width: 60px;
    }
    .capability__list--description {
        padding: 2.5em 1em 1.5em;
        border-radius: 1.5em;
    }
    .capability__list--ttl {
        font-size: 15px;
    }
    .capability__list--txt {
        font-size: 11px;
    }
    .installation__list--item {
        width: 100%;
        margin-right: 0;
    }
    .installation__list--item::before {
        display: none;
    }
    .installation__list--img {
        max-width: 130px;
        margin: 0 auto 1em;
    }
    .installation__list {
        margin-bottom: 2em;
    }
    .installation__txt--txt {
        font-size: 18px;
        width: 100%;
        margin: 0 auto;
        padding-bottom: 13px;
    }
    .installation.tp_installation {
        padding: 70px 0 60px;
    }
    .result.tp_result {
        padding: 60px 0 30px;
    }
    .result__list--ttl {
        font-size: 14px;
        letter-spacing: 0;
        text-align: center;
    }
    .result__list--txt {
        font-size: 11px;
    }
    .compatibility {
        padding: 50px 0 70px;
    }
    .compatibility__description {
        margin-bottom: 30px;
    }
    .compatibility__subttl {
        font-size: 14px;
    }
    .compatibility__list {
        padding: 20px;
        margin-bottom: 60px;
    }
    .compatibility__list--item {
        padding: 0.5em;
        font-size: 13px;
        letter-spacing: 0;
        margin-bottom: 4%;
    }
    .compatibility__list--item.flex_4col:nth-child(3), .compatibility__list--item.flex_4col:nth-child(4) {
        margin-bottom: 4%;
    }
    .voice {
        padding: 30px 0 60px;
    }
    .voice__ttl {
        text-align: center;
    }
    .voice__txt {
        font-size: 14px;
        margin-bottom: 30px;
        text-align: center;
    }
    .voice__nav--prev, .voice__nav--next {
        width: 30px;
        height: 30px;
    }
    .voice__nav--count {
        font-size: 14px;
    }
    .voice__slider {
        padding: 0;
        width: 100%;
    }
    .voice__slider .swiper {
        overflow: visible;
        padding-left: 10px;
        padding-right: 10px;
    }
    .voice__slider .swiper-slide {
        flex: 0 0 100%;
        width: 100%;
    }
    .voice__card {
        min-height: fit-content;
        display: block;
        margin: 0 auto;
    }
    .voice__card--description {
        text-align: center;
        padding-left: 0;
        width: 100%;
        padding: 15px 20px 20px;
    }
    .voice__content {
        min-height: fit-content;
    }
    .voice__nav {
        justify-content: center;
    }
    .plan.tp_plan {
        padding: 60px 0;
    }
    .plan__archive--name {
        font-size: 18px;
        margin-bottom: 0em;
    }
    .plan__archive--price {
        font-size: 30px;
        margin-bottom: 0;
    }
    .plan__archive--txt li {
        padding: 15px 25px;
        max-width: 270px;
        margin: 0 auto;
    }
    .plan__archive--btn {
        position: relative;
        bottom: 0;
        width: 250px;
        margin: 20px auto;
    }
    .plan__archive--item {
        padding: 20px 20px 10px;
        width: 100%;
        margin-right: 0;
    }
    .plan__archive--btn.btn a::before {
        top: 42%;
    }
    .faq.tp_faq {
        padding: 50px 0;
    }
    .faq__question {
        padding: 15px 20px;
    }
    .faq__question--ttl {
        font-size: 14px;
        letter-spacing: 0;
        display: flex;
        align-items: center;
        padding-right: 1em;
        line-height: 1.5;
    }
    .faq__answer--txt {
        padding: 15px 20px;
        font-size: 13px;
        letter-spacing: 0;
    }
    .contact.tp_contact {
        padding: 50px 0 60px;
    }
    .footer__description--logo {
        width: 130px;
        margin: 0 auto 1em;
    }
    .footer__description--logo img {
        width: 100%;
    }
    .contact__ttl {
        font-size: 22px;
    }
    .contact__txt {
        font-size: 13px;
        margin-bottom: 3em;
    }
    .contact__access {
        gap: 10px;
    }
    .contact__btn a {
        display: block;
    }
    .contact__btn a::before {
        top: 41%;
    }
    .footer__main {
        padding: 40px 0;
    }
    .footer__description--logo img {
        width: 130px;
    }
    .footer__copyright {
        font-size: 10px;
        letter-spacing: 0;
    }
    
    /* ========= CONTACT FORM ========== */
    .contact_form {
        padding: 50px 0;
    }
    .contact_form__ttl {
        font-size: 22px;
        margin-bottom: 30px;
    }
    .contact_form__form {
        padding: 10px 20px 30px;
        border-radius: 0;
    }
    .contact_form__row {
        flex-direction: column;
        gap: 0;
        margin-bottom: 0;
    }
    .contact_form__field {
        margin-bottom: 20px;
    }
    .contact_form__label {
        font-size: 14px;
        margin-bottom: 8px;
    }
    .contact_form__input,
    .contact_form__textarea {
        padding: 12px 15px;
        font-size: 14px;
    }
    .contact_form__textarea {
        min-height: 100px;
    }
    .contact_form__privacy {
        margin: 20px 0;
    }
    .contact_form__checkbox {
        font-size: 12px;
        text-align: left;
        display: flex;
    }
    .contact_form__checkbox input[type="checkbox"] {
        margin-right: 8px;
        width: 16px;
        height: 16px;
    }
    .contact_form__submit {
        margin-top: 30px;
    }
    .contact_form__btn {
        padding: 15px 40px;
        font-size: 16px;
        width: 100%;
        max-width: 300px;
    }
    
    /* セクションスタイル */
    .contact_form__section {
        padding: 20px 0 0;
        border-radius: 10px;
        margin-bottom: 0;
    }
    .contact_form__section--ttl {
        font-size: 16px;
        margin-bottom: 20px;
        padding-bottom: 8px;
    }
    
    /* セレクトボックス */
    .contact_form__select {
        padding: 12px 15px;
        font-size: 14px;
        border-radius: 8px;
    }
    
    /* チェックボックスグループ */
    .contact_form__checkbox--group {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .contact_form__checkbox--item {
        padding: 1px 0;
        border-radius: 6px;
    }
    .contact_form__checkbox--item input[type="checkbox"] {
        width: 16px;
        height: 16px;
        margin-right: 8px;
    }
    .contact_form__checkbox--text {
        font-size: 13px;
    }
    
}