:root {
    --knowledge-ink: #17213f;
    --knowledge-body: #5f6675;
    --knowledge-muted: #6b7280;
    --knowledge-border: #dfe3e8;
    --knowledge-line: #e6e9ed;
    --knowledge-page: #f9f9f9;
    --knowledge-white: #fff;
    --knowledge-container: 1040px;
}

* {
    box-sizing: border-box;
}

body.knowledge-body {
    margin: 0;
    background: var(--knowledge-page);
    color: var(--knowledge-body);
    font-family:
        "Noto Sans JP",
        -apple-system,
        BlinkMacSystemFont,
        "Hiragino Kaku Gothic ProN",
        "Yu Gothic",
        sans-serif;
    letter-spacing: normal;
    line-height: 1.8;
}

body.knowledge-body a {
    color: inherit;
}

body.knowledge-body button,
body.knowledge-body input {
    font-family: inherit;
}

.knowledge-container {
    width: min(var(--knowledge-container), calc(100% - 48px));
    margin: 0 auto;
}

.knowledge-page {
    padding: 0 0 64px;
    background: var(--knowledge-page);
}

.knowledge-context {
    height: 88px;
    padding-top: 20px;
}

.knowledge-breadcrumb {
    display: flex;
    align-items: center;
    max-width: 1360px;
    min-height: 24px;
    gap: 0.8rem;
    margin: 0 auto;
    padding-inline: 50px;
    color: #64748b;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}

.knowledge-breadcrumb a,
.knowledge-breadcrumb span {
    display: inline-flex;
    align-items: center;
}

body.knowledge-body .knowledge-breadcrumb__home {
    width: 20px;
    height: 20px;
    color: #191f4d;
    text-decoration: none;
}

.knowledge-breadcrumb__home svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.knowledge-breadcrumb__separator {
    color: #94a3b8;
    font-size: 17px;
    line-height: 1;
}

.knowledge-breadcrumb [aria-current="page"] {
    color: #191f4d;
    font-weight: 700;
}

.knowledge-breadcrumb__home:focus-visible {
    outline: 2px solid var(--pc-ink, #07564a);
    outline-offset: 4px;
}

@media (max-width: 1024px) {
    .knowledge-breadcrumb {
        max-width: none;
        padding-inline: 25px;
    }
}

@media (max-width: 768px) {
    .knowledge-context {
        display: none;
    }
}

.knowledge-paper {
    width: min(var(--knowledge-container), calc(100% - 48px));
    margin: 0 auto;
    padding: 56px 64px;
    background: var(--knowledge-white);
}

.knowledge-paper .knowledge-container {
    width: 100%;
    margin: 0;
}

.knowledge-hero__inner {
    padding: 0;
}

.knowledge-main {
    padding: 0;
}

.knowledge-hero h1 {
    margin: 0;
    color: var(--knowledge-ink);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.4;
}

.knowledge-hero p {
    margin: 12px 0 0;
    color: var(--knowledge-body);
    font-size: 15px;
    line-height: 1.8;
}

.knowledge-toolbar {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin: 32px 0;
    border-bottom: 1px solid var(--knowledge-border);
}

.knowledge-channel-switch {
    display: flex;
    flex: 0 0 auto;
    gap: 24px;
}

body.knowledge-body .knowledge-channel-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 56px;
    padding: 8px 4px 12px;
    margin-bottom: -1px;
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    color: var(--knowledge-muted);
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
}

body.knowledge-body .knowledge-channel-button.is-active {
    border-bottom-color: var(--knowledge-ink);
    color: var(--knowledge-ink);
}

.knowledge-channel-button:not(.is-active):hover {
    color: var(--knowledge-ink);
}

.knowledge-channel-count {
    color: var(--knowledge-muted);
    font-size: 13px;
    font-weight: 400;
    white-space: nowrap;
}

.knowledge-toolbar form {
    flex: 0 1 260px;
    min-width: 0;
    margin: 0 0 12px;
}

.knowledge-search-box {
    display: flex;
    min-height: 44px;
    overflow: hidden;
    border: 1px solid #cfd5dc;
    border-radius: 4px;
    background: var(--knowledge-white);
}

.knowledge-search-box input {
    width: 100%;
    min-width: 0;
    flex: 1;
    padding: 9px 12px;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--knowledge-ink);
    font-size: 16px;
    line-height: 1.5;
}

.knowledge-search-box input::placeholder {
    color: var(--knowledge-body);
    opacity: 1;
}

.knowledge-search-box:focus-within {
    border-color: var(--knowledge-ink);
    box-shadow: 0 0 0 1px var(--knowledge-ink);
}

.knowledge-search-box button {
    min-width: 56px;
    flex-shrink: 0;
    padding: 8px 12px;
    border: 0;
    border-left: 1px solid var(--knowledge-border);
    background: transparent;
    color: var(--knowledge-ink);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
}

.knowledge-search-box button:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.knowledge-search-box button:focus-visible {
    outline: 2px solid var(--knowledge-ink);
    outline-offset: -4px;
}

.knowledge-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.knowledge-results-feedback {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.knowledge-results-status {
    margin: 0;
    font-size: 14px;
    overflow-wrap: anywhere;
}

.knowledge-clear-search {
    flex-shrink: 0;
}

.knowledge-clear-search,
.knowledge-empty-state button {
    min-height: 44px;
    padding: 8px 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--knowledge-ink);
    cursor: pointer;
    font-size: 13px;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.knowledge-article-groups {
    display: grid;
    gap: 40px;
}

.knowledge-article-group {
    min-width: 0;
    padding-top: 20px;
    border-top: 1px solid var(--knowledge-ink);
}

.knowledge-article-group--start {
    border-top: 0;
    padding-top: 0;
}

.knowledge-group-heading {
    margin: 0 0 8px;
    color: var(--knowledge-ink);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.7;
}

.knowledge-article-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    min-width: 0;
}

.knowledge-article-card {
    min-width: 0;
    border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-article-card:last-child {
    border-bottom: 0;
}

.knowledge-article-group[hidden],
.knowledge-article-card[hidden],
.knowledge-empty-state[hidden],
.knowledge-clear-search[hidden],
.knowledge-empty-state button[hidden] {
    display: none;
}

.knowledge-body:not(.knowledge-enhanced) .knowledge-article-card[hidden],
.knowledge-body:not(.knowledge-enhanced) .knowledge-article-group[hidden] {
    display: block;
}

.knowledge-body:not(.knowledge-enhanced) .knowledge-toolbar,
.knowledge-body:not(.knowledge-enhanced) .knowledge-results-feedback {
    display: none;
}

.knowledge-article-card__link {
    display: grid;
    grid-template-columns: 232px minmax(0, 1fr) 8px;
    align-items: center;
    gap: 28px;
    min-height: 44px;
    padding: 20px 0;
    margin: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    text-decoration: none;
}

.knowledge-article-card__media {
    display: block;
    min-width: 0;
    aspect-ratio: 40 / 21;
    overflow: hidden;
    background: #101822;
}

.knowledge-article-card__media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.knowledge-article-card__body {
    min-width: 0;
}

.knowledge-title-term {
    display: inline-block;
    max-width: 100%;
}

.knowledge-article-card__title {
    margin: 0;
    color: var(--knowledge-ink);
    font-size: 17px;
    font-weight: 700;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

.knowledge-article-card__summary {
    margin: 4px 0 0;
    color: var(--knowledge-body);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
    overflow-wrap: anywhere;
}

.knowledge-article-card__chevron {
    flex: 0 0 8px;
    color: #9aa1ab;
    font-size: 16px;
    line-height: 1;
    text-align: right;
}

.knowledge-article-card__link:hover .knowledge-article-card__title {
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 1px;
}

.knowledge-article-card__link:hover .knowledge-article-card__chevron {
    color: var(--knowledge-ink);
}

.knowledge-article-card__link:active .knowledge-article-card__title {
    text-decoration: underline;
}

.knowledge-browse:not([data-searching="true"])
    .knowledge-article-card--recommended
    .knowledge-article-card__title {
    font-size: 22px;
    line-height: 1.5;
}

.knowledge-browse:not([data-searching="true"])
    .knowledge-article-card--recommended
    .knowledge-article-card__summary {
    font-size: 15px;
}

.knowledge-browse[data-searching="true"] .knowledge-results-feedback {
    margin-bottom: 16px;
}

.knowledge-browse[data-searching="true"] .knowledge-article-groups {
    display: block;
}

.knowledge-browse[data-searching="true"] .knowledge-article-group:not([hidden]) {
    display: block;
    padding: 0;
    border: 0;
}

.knowledge-browse[data-searching="true"] .knowledge-group-heading {
    display: none;
}

.knowledge-browse[data-searching="true"] .knowledge-article-card {
    border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-empty-state {
    padding: 32px 0;
    border-top: 1px solid var(--knowledge-ink);
    border-bottom: 1px solid var(--knowledge-line);
}

.knowledge-empty-state h2 {
    margin: 0;
    color: var(--knowledge-ink);
    font-size: 20px;
    line-height: 1.6;
}

.knowledge-empty-state p {
    margin: 10px 0 0;
    font-size: 14px;
}

.knowledge-empty-state button {
    margin-top: 12px;
}

.knowledge-cta {
    margin-top: 56px;
    padding-top: 32px;
    border-top: 1px solid var(--knowledge-ink);
    font-family: var(--pc-font, inherit);
}

.knowledge-cta__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.knowledge-cta h2 {
    margin: 0;
    color: var(--knowledge-ink);
    font-size: 18px;
    font-weight: 600;
    line-height: 1.6;
    text-wrap: balance;
}

.knowledge-cta p {
    margin: 8px 0 0;
    color: var(--knowledge-body);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.8;
    text-wrap: balance;
}

.knowledge-cta__phrase {
    display: inline-block;
    max-width: 100%;
}

.knowledge-cta__actions {
    flex-shrink: 0;
}

body.knowledge-body .knowledge-cta__actions a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding: 12px 24px;
    border: 0;
    border-radius: 999px;
    background: var(--pc-ink, #07564a);
    color: var(--knowledge-white);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    text-decoration: none;
    white-space: nowrap;
    transition: background-color 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
    body.knowledge-body .knowledge-cta__actions a:hover {
        background: #096b59;
    }
}

body.knowledge-body .knowledge-cta__actions a:active {
    background: #06483e;
    transform: scale(0.98);
}

body.knowledge-body .knowledge-cta__actions a:focus-visible {
    outline: 2px solid var(--pc-ink, #07564a);
    outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
    body.knowledge-body .knowledge-cta__actions a {
        transition: none;
    }

    body.knowledge-body .knowledge-cta__actions a:active {
        transform: none;
    }
}

.knowledge-channel-button:focus-visible,
.knowledge-article-card__link:focus-visible,
.knowledge-clear-search:focus-visible,
.knowledge-empty-state button:focus-visible,
.knowledge-cta__actions a:focus-visible {
    outline: 2px solid var(--knowledge-ink);
    outline-offset: 2px;
}

@media (max-width: 1000px) {
    .knowledge-paper {
        padding: 40px;
    }

    .knowledge-article-card__link {
        grid-template-columns: 200px minmax(0, 1fr) 8px;
        gap: 24px;
    }

    .knowledge-cta__inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 760px) {
    .knowledge-page {
        padding: 0;
    }

    .knowledge-paper {
        width: 100%;
        padding: 28px 20px 40px;
    }

    .knowledge-hero h1 {
        font-size: 28px;
    }

    .knowledge-hero p {
        margin-top: 10px;
        font-size: 14px;
    }

    .knowledge-toolbar {
        align-items: stretch;
        flex-direction: column;
        gap: 16px;
        margin: 24px 0 28px;
        border: 0;
    }

    .knowledge-channel-switch {
        width: 100%;
        gap: 0;
        border-bottom: 1px solid var(--knowledge-border);
    }

    body.knowledge-body .knowledge-channel-button {
        flex: 1;
        min-height: 48px;
        padding-bottom: 10px;
    }

    .knowledge-toolbar form {
        flex: 0 0 auto;
        margin: 0;
    }

    .knowledge-article-groups {
        gap: 24px;
    }

    .knowledge-article-group {
        display: block;
        padding-top: 16px;
    }

    .knowledge-article-group--start {
        padding-top: 0;
    }

    .knowledge-group-heading {
        padding: 0;
        margin: 0 0 8px;
        font-size: 13px;
    }

    .knowledge-article-card__link {
        grid-template-columns: 112px minmax(0, 1fr);
        align-items: start;
        gap: 16px;
        padding: 16px 0;
    }

    .knowledge-article-card__chevron {
        display: none;
    }

    .knowledge-article-card__title {
        font-size: 16px;
        text-wrap: balance;
    }

    .knowledge-article-card__summary {
        font-size: 13px;
        text-wrap: pretty;
    }

    .knowledge-browse:not([data-searching="true"])
        .knowledge-article-card--recommended
        .knowledge-article-card__link {
        grid-template-columns: minmax(0, 1fr);
        gap: 14px;
        padding-top: 12px;
    }

    .knowledge-browse:not([data-searching="true"])
        .knowledge-article-card--recommended
        .knowledge-article-card__title {
        font-size: 19px;
    }

    .knowledge-browse:not([data-searching="true"])
        .knowledge-article-card--recommended
        .knowledge-article-card__summary {
        font-size: 13px;
    }

    .knowledge-results-feedback {
        align-items: flex-start;
    }

    .knowledge-results-status:not(.knowledge-visually-hidden) {
        padding-block: 10px;
        font-size: 13px;
    }

    .knowledge-clear-search {
        font-size: 12px;
    }

    .knowledge-empty-state h2 {
        font-size: 18px;
    }

    .knowledge-cta {
        margin-top: 40px;
        padding-top: 24px;
    }

    .knowledge-cta__inner {
        align-items: stretch;
        gap: 20px;
    }

    .knowledge-cta h2 {
        font-size: 17px;
    }

    .knowledge-cta__actions {
        display: flex;
        justify-content: center;
    }

    .knowledge-cta__actions a {
        width: 100%;
        max-width: 220px;
    }
}

@media (max-width: 360px) {
    .knowledge-article-card__link {
        grid-template-columns: 88px minmax(0, 1fr);
        gap: 12px;
    }
}