/* --------------------------------------------------- */
/* layout */
/* --------------------------------------------------- */
.layout_split {
    width: 100%;
    display: flex;
    gap: 5rem;
    padding: 0 9.25rem;
}
.layout_split__wrapper {
    width: 55rem;
}
.layout_single {
    width: 100%;
    padding: 0 9.25rem;
}
.layout_single--small {
    padding: 0 17.5rem;
}
main {
    flex: 1;
}
@media screen and (max-width: 1279px) {
    .layout_split {
        gap: 4rem;
        padding: 0 5.5rem;
    }
    .layout_split__wrapper {
        width: 41rem;
    }
    .layout_single {
        padding: 0rem 5.5rem;
    }
    .layout_single--small {
        padding: 0rem 11.25rem;
    }
}
@media screen and (max-width: 959px) {
    .layout_split {
        gap: 5rem;
        padding: 0 4rem;
        flex-direction: column;
    }
    .layout_split__wrapper {
        width: 100%;
    }
    .layout_single {
        padding: 0 4rem;
    }
}
@media screen and (max-width: 767px) {
    .layout_split {
        padding: 0 1.25rem;
    }
    .layout_single {
        padding: 0 1.25rem;
    }
}
/* --------------------------------------------------- */
/* breadcrumb */
/* --------------------------------------------------- */
.lower_top_breadcrumb {
    position: absolute;
    top: calc(100% + 1.5rem);
    right: 9.25rem;
}
.lower_top_breadcrumb--static {
    position: static;
    top: unset;
    right: unset;
    margin-top: 10rem;
    margin-bottom: 5rem;
    width: 100%;
    padding: 0rem 9.25rem;
}
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.25rem;
    margin: 0 auto;
    overflow-x: scroll;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.breadcrumb li {
    color: var(--middle_gray);
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 100%; /* 0.875rem */
    padding-bottom: 0.1rem;
    text-align: right;
    flex: none;
    transition: opacity 0.3s;
}
.breadcrumb li:has(a):hover {
    opacity: 0.5;
}
.breadcrumb img {
    width: 1rem;
    height: auto;
    flex: none;
}
.breadcrumb img:last-of-type {
    display: none;
}

@media screen and (max-width: 1279px) {
    .lower_top_breadcrumb {
        right: 5.5rem;
    }
    .lower_top_breadcrumb--static {
        padding: 0rem 5.5rem;
        margin-top: 9rem;
        margin-bottom: 4rem;
    }
}
@media screen and (max-width: 959px) {
    .lower_top_breadcrumb {
        right: 4rem;
    }
    .lower_top_breadcrumb--static {
        padding: 0rem 4rem;
        margin-top: 8rem;
        margin-bottom: 3rem;
    }
}
@media screen and (max-width: 767px) {
    .lower_top_breadcrumb {
        right: 1.25rem;
        top: calc(100% + 1.25rem);
    }
    .breadcrumb li {
        font-size: 0.75rem;
    }
    .breadcrumb img {
        width: 0.75rem;
        height: 0.75rem;
    }
    .lower_top_breadcrumb--static {
        padding: 0rem 1.25rem;
        margin-top: 6.5rem;
        margin-bottom: 2.5rem;
    }
}

/* --------------------------------------------------- */
/* lower_top */
/* --------------------------------------------------- */
.lower_top {
    width: 100%;
    position: relative;
}
.lower_top__bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
}
.lower_top__inner {
    width: 100%;
    padding: 13.25rem 9.25rem 6.75rem;
    background: linear-gradient(
        to right,
        rgba(38, 184, 233, 0.8),
        rgba(104, 244, 202, 0.8)
    );
}
.lower_top__title-text {
    color: var(--white);
    text-shadow: 0px 0px 1rem rgba(0, 0, 0, 0.2);
    font-size: 4.25rem;
    font-weight: 500;
    line-height: 100%; /* 4.25rem */
}
.lower_top__title-caption {
    color: var(--white);
    text-shadow: 0px 0px 1rem rgba(0, 0, 0, 0.2);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 100%; /* 1.5rem */
    margin-top: 1.125rem;
}
.lower_top__title--only .lower_top__title-text {
    color: var(--black);
    text-shadow: none;
}
.lower_top__title--only .lower_top__title-caption {
    color: var(--black);
    text-shadow: none;
}
@media screen and (max-width: 1279px) {
    .lower_top__inner {
        padding: 11.25rem 5.5rem 5.5rem;
    }
    .lower_top__title-text {
        font-size: 3.75rem;
    }
    .lower_top__title-caption {
        font-size: 1.25rem;
        margin-top: 0.875rem;
    }
}
@media screen and (max-width: 959px) {
    .lower_top__inner {
        padding: 10rem 4rem 5rem;
    }
    .lower_top__title-text {
        font-size: 3rem;
    }
    .lower_top__title-caption {
        font-size: 1.125rem;
        margin-top: 0.625rem;
    }
}
@media screen and (max-width: 767px) {
    .lower_top__inner {
        padding: 8.5rem 1.25rem 3.5rem;
    }
    .lower_top__title-text {
        font-size: 2rem;
    }
    .lower_top__title-caption {
        font-size: 0.9375rem;
        margin-top: 0.5rem;
    }
}

/* --------------------------------------------------- */
/* sidebar */
/* --------------------------------------------------- */
.sidebar {
    flex: 1;
    height: auto;
}
.sidebar__inner {
    position: sticky;
    top: 10rem;
}
.sidebar__list {
    border-top: 1px solid var(--line);
}
.sidebar__item {
    border-bottom: 1px solid var(--line);
    position: relative;
    z-index: 0;
}
.sidebar__item::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 0.25rem;
    background: var(--main);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}
.sidebar__item:hover::after {
    opacity: 1;
}
.sidebar__link {
    padding: 0.875rem 0rem 0.875rem 0rem;
    color: var(--black);
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 150%; /* 1.40625rem */
    transition: color 0.3s, padding 0.3s;
}
.sidebar__item:hover .sidebar__link {
    padding: 0.875rem 0.875rem 0.875rem 0.875rem;
    color: var(--white);
}
@media screen and (max-width: 959px) {
    .sidebar__inner {
        position: static;
        top: unset;
    }
    .sidebar__list {
        border-top: none;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0 1.5rem;
    }
    .sidebar__item:first-of-type,
    .sidebar__item:nth-of-type(2) {
        border-top: 1px solid var(--line);
    }
    .sidebar__link {
        padding: 1rem 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .sidebar__svg {
        width: 1.25rem;
        height: 1.25rem;
    }
    .sidebar__path {
        transition: fill 0.3s, stroke 0.3s;
    }
    .sidebar__item:hover .sidebar__link {
        padding: 1rem;
        color: var(--white);
    }
    .sidebar__item:hover .sidebar__path:first-of-type {
        fill: var(--white);
    }
    .sidebar__item:hover .sidebar__path:last-of-type {
        stroke: var(--white);
    }
}
@media screen and (max-width: 767px) {
    .sidebar__list {
        gap: 0 1.25rem;
    }
    .sidebar__link {
        gap: 0.625rem;
        font-size: 0.875rem;
        line-height: 140%;
        height: 100%;
    }
    .sidebar__svg {
        width: 1.125rem;
        height: 1.125rem;
    }
}

/* --------------------------------------------------- */
/* lower_section */
/* --------------------------------------------------- */
.lower_section {
    width: 100%;
}
.lower_section:not(:last-of-type) {
    margin-bottom: 7.5rem;
}
.lower_section__title {
    padding-top: 1.75rem;
    border-top: 1px solid var(--line);
    position: relative;
    width: 100%;
    margin-bottom: 3.5rem;
}
.lower_section__title::after {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 4rem;
    height: 1px;
    background-color: var(--black);
}
.lower_section__title-caption {
    color: var(--black);
    font-size: 2.5rem;
    font-weight: 500;
    line-height: 100%; /* 2.5rem */
}
.lower_section__title-text {
    color: var(--black);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 100%; /* 1.125rem */
    margin-top: 0.75rem;
}

.default__tabs {
    display: flex;
    width: 100%;
}
.default__tab {
    flex: 1;
    padding: 1.5rem 0;
    border-top: 1px solid #b4bcc1;
    border-bottom: 1px solid #b4bcc1;
    position: relative;
    font-size: 1.125rem;
    font-family: FP-こぶりなゴシック StdN W6, sans-serif;
    font-style: normal;
    color: #707070;
    text-align: center;
    line-height: 1;
    letter-spacing: -0.03em;
    transition: opacity 0.3s;
}
.default__tab:not(.active):hover {
    opacity: 0.5;
}
.default__tab.active {
    color: var(--base-color);
}
.default__tab.active::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--base-color);
    transform: translateY(50%);
}
.default__content {
    display: none;
    width: 100%;
}
.default__content.active {
    display: block;
}

@media screen and (max-width: 1279px) {
    .lower_section__title {
        margin-bottom: 3rem;
    }
    .lower_section:not(:last-of-type) {
        margin-bottom: 6.25rem;
    }
}
@media screen and (max-width: 959px) {
    .lower_section:not(:last-of-type) {
        margin-bottom: 5rem;
    }
}
@media screen and (max-width: 767px) {
    .lower_section__title {
        padding-top: 1.25rem;
        margin-bottom: 2.5rem;
    }
    .lower_section__title-caption {
        font-size: 1.75rem;
    }
    .lower_section__title-text {
        font-size: 0.875rem;
        margin-top: 0.5rem;
    }
    .lower_section__title::after {
        width: 3rem;
    }
}