:root {
    --businessch-blue: #2084c8;
    --businessch-blue-dark: #0475bb;
    --businessch-lime: #a9d726;
    --businessch-coral: #ef666d;
    --businessch-ink: #242424;
    --businessch-muted: #5b5b5b;
    --businessch-warm: #f7f4f2;
}

.page-businessch-template .page-service.businessch-page {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    color: var(--businessch-ink);
    font-family: "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
}

.businessch,
.businessch * {
    box-sizing: border-box;
}

.businessch img {
    display: block;
    max-width: 100%;
}

.businessch__inner {
    width: min(1240px, calc(100% - 64px));
    margin-right: auto;
    margin-left: auto;
}

.businessch-narrow {
    width: min(800px, calc(100% - 64px));
}

.businessch-section {
    padding: 82px 0;
}

.businessch-heading {
    margin: 0 0 44px;
    color: var(--businessch-blue);
    font-size: 39px;
    font-weight: 800;
    line-height: 1.45;
    text-align: center;
    letter-spacing: .02em;
}

.businessch-heading strong {
    color: inherit;
    font-size: inherit;
    font-weight: 800;
}

.businessch-kicker {
    margin: 0 0 42px;
    color: var(--businessch-blue);
    font-size: 39px;
    font-weight: 800;
    line-height: 1.55;
    text-align: left;
}

.businessch-pc-only {
    display: inline;
}

.businessch .businessch-sp-only {
    display: none;
}

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

/* Hero: the supplied artwork is applied through businessch-hero-bg.jpg. */
.businessch-hero {
    position: relative;
    min-height: 700px;
    padding: 24px 32px 140px;
    overflow: hidden;
    background-color: #fff;
    background-image: var(--businessch-hero-bg, none);
    background-position: center bottom;
    background-repeat: no-repeat;
    background-size: auto 820px;
}

.businessch-hero.is-awaiting-image::before {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: #fff;
    content: "";
}

.businessch-hero__content {
    position: relative;
    z-index: 1;
    width: min(960px, 100%);
    margin: 0 auto;
    text-align: center;
    transform: translateY(30px);
}

.businessch-hero__achievement {
    width: 240px;
    margin: 0 auto 12px;
}

.businessch-hero__achievement img {
    width: 100%;
    height: auto;
}

.businessch-hero h1 {
    margin: 0 0 12px;
    color: #050505;
    font-size: 60px;
    font-weight: 900;
    line-height: 1.35;
    letter-spacing: -.025em;
}

.businessch-hero h1 span {
    display: block;
    font-size: 40px;
    line-height: 1.35;
    letter-spacing: 0;
}

.businessch-hero .businessch-hero__title-main {
    font-size: 54px;
    line-height: 1.35;
    letter-spacing: -.025em;
}

.businessch-hero .businessch-hero__title-sub {
    margin-top: 0;
    font-size: 36px;
    line-height: 1.35;
    letter-spacing: 0;
}

.businessch-hero__lead {
    margin: 0 auto 28px;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.8;
}

.businessch-hero__actions {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.businessch-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: min(310px, 100%);
    height: 60px;
    min-height: 60px;
    padding: 10px 24px;
    color: #111;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.35;
    text-decoration: none;
    border: 3px solid #111;
    border-radius: 999px;
    box-shadow: 4px 4px 0 #211714;
    transition: transform .2s, box-shadow .2s, filter .2s;
}

.businessch-button:hover,
.businessch-button:focus-visible {
    color: #111;
    filter: brightness(1.04);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 #211714;
}

.businessch-button--download {
    background: var(--businessch-lime);
}

.businessch-button--contact {
    color: #fff;
    background: var(--businessch-coral);
}

.businessch-button--contact:hover,
.businessch-button--contact:focus-visible {
    color: #fff;
}

.businessch-hero__thumbs {
    position: absolute;
    right: auto;
    bottom: 28px;
    left: 50%;
    z-index: 1;
    display: block;
    width: min(1380px, calc(100% - 64px));
    padding: 32px 42px;
    overflow: hidden;
    background: rgba(255, 255, 255, .96);
    border-radius: 24px;
    box-shadow: 0 12px 30px rgba(21, 62, 94, .14);
    transform: translateX(-50%);
}

.businessch-hero__thumb-track {
    display: flex;
    width: max-content;
    animation: businessch-thumb-scroll 20s linear infinite;
    will-change: transform;
}

@media (hover: hover) and (pointer: fine) {
    .businessch-hero__thumbs:hover .businessch-hero__thumb-track,
    .businessch-hero__thumbs:focus-within .businessch-hero__thumb-track {
        animation-play-state: paused;
    }
}

.businessch-hero__thumb-group {
    display: flex;
    flex-shrink: 0;
    gap: 24px;
    padding-right: 24px;
}

.businessch-hero__thumb-group a {
    display: block;
    flex: 0 0 245px;
    aspect-ratio: 16 / 9;
    min-height: 0;
    overflow: hidden;
    background: #e8eef2;
}

.businessch-hero__thumb-group a:focus-visible {
    outline: 4px solid var(--businessch-blue);
    outline-offset: 3px;
}

.businessch-hero__thumb-group img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@keyframes businessch-thumb-scroll {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(-50%, 0, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .businessch-hero__thumb-track {
        animation-duration: 36s;
    }
}

/* Overview and stats */
.businessch-section--overview {
    padding-top: 100px;
    padding-bottom: 100px;
    background: #fff;
}

.businessch-section--overview .businessch__inner {
    width: min(1240px, calc(100% - 64px));
}

.businessch-overview {
    display: grid;
    grid-template-columns: minmax(0, 60fr) minmax(0, 40fr);
    gap: 40px;
    align-items: start;
}

.businessch-overview__copy h2 {
    margin: 0;
    color: var(--businessch-ink);
    font-size: 21px;
    font-weight: 600;
    letter-spacing: -0.045em;
    line-height: 2;
    text-align: left;
}

.businessch-overview .businessch-kicker {
    letter-spacing: -0.06em;
}

.businessch-overview__copy p:not(.businessch-kicker) {
    margin: 0;
    color: var(--businessch-ink);
    font-size: 21px;
    font-weight: 600;
    letter-spacing: -0.045em;
    line-height: 2;
    text-align: left;
}

.businessch-overview__media {
    align-self: center;
    margin: 0;
}

.businessch-overview__media img {
    display: block;
    width: 100%;
    height: auto;
}

.businessch-stats {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 380px;
    padding: 20px 12px 12px;
    background: #fff;
    border: 2px solid #403832;
    border-radius: 18px;
}

.businessch-stats__grid {
    display: grid;
    flex: 1;
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
    padding-top: 24px;
}

.businessch-stats__grid > div {
    display: flex;
    align-items: center;
    align-self: stretch;
    flex-direction: column;
    height: 100%;
    min-width: 0;
    padding: 0 4px;
    text-align: center;
    border-right: 1.5px solid #403832;
}

.businessch-stats__grid > div:last-child {
    border-right: 0;
}

.businessch-stats__grid > div > img {
    width: 60px;
    height: 54px;
    margin-bottom: 8px;
    object-fit: contain;
}

.businessch-stats__grid small {
    min-height: 52px;
    color: #5b5b5b;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.45;
    white-space: nowrap;
}

.businessch-stats__grid strong {
    color: var(--businessch-blue);
    font-size: 40px;
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.2;
    white-space: nowrap;
}

.businessch-stats__grid strong em {
    font-size: 26px;
    font-style: normal;
}

.businessch-stats__grid b {
    margin-top: 2px;
    color: var(--businessch-blue);
    font-size: 34px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}

.businessch-stats__grid b span {
    font-size: .65em;
}

.businessch-stats__grid > div:nth-child(3) strong,
.businessch-stats__grid > div:nth-child(3) b {
    transform: translateY(-10px);
}

.businessch-note {
    display: block;
    margin-top: 8px;
    color: #777;
    font-size: 11px;
    text-align: right;
}

.businessch-stats--frontline {
    border: 0;
    border-radius: 0;
}

.businessch-stats--frontline .businessch-note {
    text-align: left;
    transform: translateY(-24px);
}

/* Issues */
.businessch-section--issues,
.businessch-section--reasons,
.businessch-section--process,
.businessch-section--faq {
    background: var(--businessch-warm);
}

.businessch-section--issues .businessch-narrow {
    width: min(800px, calc(100% - 64px));
}

.businessch-section--issues {
    padding-top: 100px;
    padding-bottom: 100px;
}

.businessch-section--issues .businessch-heading {
    margin-bottom: 70px;
    color: var(--businessch-blue);
    font-size: 39px;
    font-weight: 800;
}

.businessch-checklist {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 14px 20px;
    list-style: none;
    background: #fff;
    border: 2px solid #403832;
    border-radius: 28px;
}

.businessch-checklist li {
    position: relative;
    display: block;
    min-height: 88px;
    padding: 26px 8px 26px 54px;
    color: #5b5b5b;
    font-size: 23px;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.55;
    text-align: left;
    border-bottom: 1px solid #d8d8d8;
}

.businessch-checklist li:last-child {
    border-bottom: 0;
}

.businessch-checklist li span {
    color: var(--businessch-blue);
}

.businessch-checklist li::before {
    position: absolute;
    top: 50%;
    left: 10px;
    width: 28px;
    height: 28px;
    border: 2px solid #707070;
    content: "";
    transform: translateY(-50%);
}

/* Channel introduction */
.businessch-section--frontline {
    padding-top: 100px;
    padding-bottom: 100px;
}

.businessch-frontline {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 100px;
    align-items: start;
}

.businessch-frontline__copy h2 {
    margin: 0 0 50px;
    color: var(--businessch-blue);
    font-size: 39px;
    font-weight: 800;
    line-height: 1.5;
    text-align: left;
}

.businessch-frontline__copy > p {
    margin: 0;
    font-size: 21px;
    font-weight: 600;
    line-height: 2.35;
    text-align: left;
}

.businessch-frontline__features {
    display: grid;
    gap: 0;
    padding-top: 25px;
}

.businessch-frontline__features article {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 26px;
    align-items: center;
    min-height: 125px;
    padding: 25px 0;
    border-bottom: 2px solid var(--businessch-blue);
}

.businessch-frontline__features article:last-child {
    border-bottom: 0;
}

.businessch-frontline__features article > span {
    display: grid;
    width: 100px;
    height: 100px;
    place-items: center;
    background: transparent;
}

.businessch-frontline__features article > span img {
    width: 88px;
    height: 88px;
    object-fit: contain;
}

.businessch-frontline__features h3 {
    margin: 0 0 5px;
    color: var(--businessch-blue);
    font-size: 22px;
    font-weight: 800;
    line-height: 1.55;
}

.businessch-frontline__features p {
    margin: 0;
    color: var(--businessch-muted);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.7;
    text-align: left;
}

/* Reasons */
.businessch-reasons-wrap {
    width: min(900px, calc(100% - 64px));
}

.businessch-section--reasons .businessch-heading {
    margin-bottom: 24px;
}

.businessch-reasons {
    display: grid;
    gap: 44px;
}

.businessch-reason {
    display: grid;
    grid-template-columns: 41% 59%;
    min-height: 285px;
    overflow: hidden;
    background: #fff;
    border-radius: 16px;
}

.businessch-reason:nth-child(even) .businessch-reason__media {
    order: 2;
}

.businessch-reason:nth-child(even) {
    grid-template-columns: 59% 41%;
}

.businessch-reason__media {
    align-self: center;
    height: auto;
    min-height: 0;
    margin: 20px;
    overflow: hidden;
    background: #dce9f1;
    border-radius: 14px;
}

.businessch-reason__media img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.businessch-reason__copy {
    position: relative;
    align-self: center;
    padding: 34px 36px 34px 4px;
}

.businessch-reason__copy > span {
    display: none;
}

.businessch-reason__copy h3 {
    position: relative;
    margin: 0 0 20px;
    padding-left: 14px;
    color: var(--businessch-blue);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.55;
    text-align: left;
    white-space: nowrap;
    border-left: 4px solid var(--businessch-blue);
}

.businessch-reason__copy p {
    position: relative;
    margin: 0;
    color: #5b5b5b;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.9;
    text-align: left;
}

.businessch-reason:nth-child(even) .businessch-reason__copy {
    padding-right: 4px;
    padding-left: 36px;
}

.businessch-center-action {
    margin: 34px 0 0;
    text-align: center;
}

.businessch-outline-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 390px;
    min-height: 68px;
    padding: 11px 30px;
    color: #211714;
    font-size: 22px;
    font-weight: 800;
    text-decoration: none;
    background: #fff;
    border: 2px solid var(--businessch-blue);
    border-radius: 999px;
    box-shadow: 4px 4px 0 #073b98;
    transition: color .2s, background .2s, transform .2s, box-shadow .2s;
}

.businessch-outline-button:hover,
.businessch-outline-button:focus-visible {
    color: #fff;
    background: var(--businessch-blue);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 #073b98;
}

/* Package */
.businessch-package {
    display: grid;
    gap: 40px;
}

.businessch-package__row {
    display: grid;
    justify-content: center;
    gap: 38px;
}

.businessch-package__row--3 {
    grid-template-columns: repeat(3, minmax(0, 270px));
}

.businessch-package__row--4 {
    grid-template-columns: repeat(4, minmax(0, 270px));
}

.businessch-package dl {
    flex: 0 1 270px;
    margin: 0;
    overflow: hidden;
    text-align: center;
    background: #fff;
    border: 2px solid #403832;
    border-radius: 15px;
}

.businessch-package dt {
    padding: 17px 12px 5px;
    color: var(--businessch-blue);
    font-size: 20px;
    font-weight: 800;
    line-height: 1.45;
    text-align: center;
    background: #fff;
}

.businessch-package dd {
    display: grid;
    min-height: 72px;
    margin: 0;
    padding: 13px 10px;
    place-items: center;
    color: #5b5b5b;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.6;
    text-align: center;
}

/* Scenes */
.businessch-section--scenes {
    background: var(--businessch-warm);
}

.businessch-section--scenes .businessch__inner {
    width: min(1240px, calc(100% - 64px));
}

.businessch-section--scenes .businessch-heading {
    font-size: 47px;
}

.businessch-scenes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.businessch-scenes article {
    overflow: hidden;
    background: #fff;
    border-radius: 16px;
    box-shadow: none;
}

.businessch-scene__visual {
    height: auto;
    aspect-ratio: 1.58 / 1;
    overflow: hidden;
    background: #eee;
}

.businessch-scene__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.businessch-scenes h3 {
    position: relative;
    width: min(260px, calc(100% - 48px));
    margin: -27px auto 24px;
    padding: 8px 18px;
    color: #fff;
    font-size: 24px;
    line-height: 1.45;
    text-align: center;
    background: var(--businessch-blue);
    border-radius: 999px;
}

.businessch-scenes p {
    margin: 0;
    padding: 0 26px 34px;
    color: #5b5b5b;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.9;
    text-align: left;
}

/* AI information */
.businessch-section--ai {
    background: #fff;
}

.businessch-ai {
    width: min(1050px, calc(100% - 64px));
    text-align: center;
}

.businessch-ai h2 {
    margin: 0 0 38px;
    color: var(--businessch-blue);
    font-size: 39px;
    font-weight: 800;
    line-height: 1.5;
}

.businessch-ai h2 strong {
    font-size: 1.15em;
}

.businessch-ai__keywords {
    display: none;
}

.businessch-ai__keywords span {
    display: grid;
    min-width: 92px;
    min-height: 54px;
    padding: 8px 14px;
    place-items: center;
    color: var(--businessch-blue-dark);
    font-size: 13px;
    font-weight: 800;
    background: #eff9ff;
    border: 1px solid #b4dff6;
    border-radius: 50%;
}

.businessch-ai > p:not(.businessch-ai__keywords) {
    max-width: 1050px;
    margin: 0 auto 8px;
    font-size: 21px;
    font-weight: 600;
    line-height: 2;
	text-align: left;
}

@media (min-width: 800px) {
    .businessch-ai > p:not(.businessch-ai__keywords) {
        text-align: center;
    }
}

/* Process */
.businessch-section--process .businessch-heading {
    color: var(--businessch-blue);
}

.businessch-section--process .businessch-narrow {
    width: min(800px, calc(100% - 64px));
}

.businessch-process {
    display: grid;
    gap: 50px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.businessch-process li {
    display: grid;
    grid-template-columns: 82px 1fr;
    gap: 26px;
    align-items: center;
    min-height: 122px;
    padding: 20px 24px;
    background: #fff;
    border-radius: 5px;
}

.businessch-process li > span {
    display: grid;
    width: 78px;
    height: 78px;
    place-items: center;
    color: #fff;
    font-size: 38px;
    font-weight: 800;
    background: var(--businessch-blue);
    border-radius: 50%;
}

.businessch-process strong {
    display: block;
    margin-bottom: 8px;
    color: var(--businessch-blue);
    font-size: 26px;
    font-weight: 800;
    line-height: 1.5;
    text-align: left;
}

.businessch-process p {
    margin: 0;
    color: #5b5b5b;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.7;
    text-align: left;
}

.businessch-section--process .businessch-center-action {
    margin-top: 52px;
}

.businessch-section--process .businessch-outline-button {
    min-width: 390px;
    min-height: 68px;
    font-size: 22px;
}

/* Comparison */
.businessch-section--comparison {
    background: #fff;
}

.businessch-table-scroll {
    overflow-x: auto;
}

.businessch-comparison-media {
    position: relative;
    width: min(1015px, 100%);
    margin: 0 auto;
}

.businessch-comparison-title {
	margin-bottom: 36px;
	font-size: 32px;
}

.businessch-comparison {
    width: min(760px, 100%);
    margin: 0 auto;
    border-collapse: collapse;
    font-size: 14px;
}

.businessch-comparison-image {
    width: 100%;
    height: auto;
    margin: 0 auto;
    border-radius: 8px;
}

.businessch-comparison-zoom,
.businessch-comparison-modal {
    display: none;
}

.businessch-comparison-zoom {
    appearance: none;
    border: 0;
    cursor: pointer;
}

.businessch-comparison-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    padding: 18px;
}

.businessch-comparison-modal[aria-hidden="false"] {
    display: flex;
    align-items: center;
    justify-content: center;
}

.businessch-comparison-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 15, 24, .78);
}

.businessch-comparison-modal__dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-height: calc(100vh - 36px);
    overflow: hidden;
}

.businessch-comparison-modal__image {
    width: 100%;
    overflow: auto;
    background: #fff;
    border-radius: 8px;
    -webkit-overflow-scrolling: touch;
}

.businessch-comparison-modal__image img {
    display: block;
    width: 760px;
    max-width: none;
    height: auto;
}

.businessch-comparison-modal__close {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    min-height: 0;
    margin: 0 0 10px auto;
    padding: 0;
    color: var(--businessch-blue-dark);
    font-size: 30px;
    font-weight: 400;
    line-height: 1;
    background: rgba(255, 255, 255, .98);
    border: 1px solid rgba(7, 87, 175, .45);
    border-radius: 50%;
    box-shadow: 0 3px 12px rgba(0, 0, 0, .18);
    cursor: pointer;
}

.businessch-comparison-modal-open {
    overflow: hidden;
}

.businessch-comparison th,
.businessch-comparison td {
    padding: 13px 16px;
    text-align: center;
    border: 1px solid #999;
}

.businessch-comparison thead th {
    font-weight: 700;
    background: #f3f3f3;
}

.businessch-comparison tbody th {
    min-width: 230px;
    text-align: left;
}

.businessch-comparison .is-highlight th,
.businessch-comparison .is-highlight td {
    color: #07599b;
    font-weight: 800;
    background: #e9f6ff;
    border-color: var(--businessch-blue);
}

/* FAQ */
.businessch-section--faq .businessch-heading {
    color: var(--businessch-blue);
    font-size: 47px;
    font-weight: 800;
}

.businessch-section--faq .businessch-narrow {
    width: min(800px, calc(100% - 64px));
}

.businessch-faq {
    display: grid;
    gap: 18px;
}

.businessch-faq details {
    overflow: hidden;
    background: #fff;
    border: 2px solid #bcbcbc;
    border-radius: 14px;
}

.businessch-faq summary {
    position: relative;
    display: grid;
    align-items: center;
    grid-template-columns: 40px 1fr;
    gap: 0;
    min-height: 96px;
    padding: 26px 68px 26px 24px;
    color: #5b5b5b;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.55;
    cursor: pointer;
    list-style: none;
    text-align: left;
}

.businessch-faq summary::-webkit-details-marker {
    display: none;
}

.businessch-faq summary::after {
    position: absolute;
    top: 50%;
    right: 26px;
    color: #555;
    font-size: 30px;
    font-weight: 800;
    content: "+";
    transform: translateY(-50%);
}

.businessch-faq details[open] summary::after {
    content: "−";
}

.businessch-faq summary span,
.businessch-faq details p span {
    color: var(--businessch-blue);
    font-weight: 800;
}

.businessch-faq details p {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 0;
    margin: 0 24px 24px;
    padding: 20px 24px;
    color: #666;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.9;
    background: #eef8fc;
    border: 0;
    border-radius: 12px;
    text-align: left;
}

/* Zoho問い合わせフォーム */
.businessch-form-section {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: 68px 0;
    background: #fff;
}

.businessch-form-section::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    z-index: 0;
    height: clamp(520px, 43.2vw, 830px);
    pointer-events: none;
    background: url("../../images/service/businessch/businessch-contact-bg.jpg") center top / 100% auto no-repeat;
    -webkit-mask-image: linear-gradient(
        to bottom,
        #000 0%,
        #000 46%,
        rgba(0, 0, 0, 0.82) 60%,
        rgba(0, 0, 0, 0.35) 79%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to bottom,
        #000 0%,
        #000 46%,
        rgba(0, 0, 0, 0.82) 60%,
        rgba(0, 0, 0, 0.35) 79%,
        transparent 100%
    );
}

.businessch-form-intro,
.businessch-form-section .businessch-form-embed {
    position: relative;
    z-index: 1;
}

.businessch-form-intro {
    width: min(1000px, calc(100% - 64px));
    margin: 0 auto 48px;
    text-align: center;
}

.businessch-form-intro h2 {
    margin: 0 0 36px;
    color: #111;
    font-size: clamp(30px, calc(4vw - 2px), 48px);
    font-weight: 600;
    line-height: 1.55;
}

.businessch-form-intro p {
    margin: 0;
    font-size: 18px;
    font-weight: 500;
    line-height: 2;
}

.businessch-form-section .businessch-form-embed {
    width: min(800px, calc(100% - 64px));
}

.businessch-form-embed__frame {
    display: block;
    width: 100%;
    height: 1700px;
    border: 0;
}

@media (max-width: 1024px) {
    .businessch-form-embed__frame {
        height: 1700px;
    }
}

/* Desktop typography balance */
@media (min-width: 901px) {
    /* Keep the desktop rhythm proportional to the reduced type sizes. */
    .businessch-section {
        padding: 68px 0;
    }

    .businessch-heading {
        margin-bottom: 34px;
    }

    .businessch-kicker {
        margin-bottom: 32px;
    }

    .businessch-hero {
        padding-top: 6px;
        background-size: auto 800px;
    }

    .businessch-hero h1 {
        font-size: 54px;
    }

    .businessch-hero__lead {
        margin-bottom: 22px;
        font-size: 18px;
        font-weight: 500;
    }

    .businessch-section--overview,
    .businessch-section--issues,
    .businessch-section--frontline {
        padding-top: 78px;
        padding-bottom: 78px;
    }

    .businessch-overview {
        gap: 32px;
    }

    .businessch-overview__copy h2,
    .businessch-overview__copy p:not(.businessch-kicker) {
        font-size: 18px;
        font-weight: 500;
        line-height: 1.9;
    }

    .businessch-stats {
        height: 340px;
        padding: 16px 12px 10px;
    }

    .businessch-stats--frontline {
        height: auto;
        min-height: 250px;
        padding: 8px 0 0;
    }

    .businessch-stats__grid {
        padding-top: 16px;
    }

    .businessch-stats__grid small {
        min-height: 44px;
        font-size: 16px;
    }

    .businessch-stats__grid b {
        font-size: 34px;
    }

    .businessch-checklist li {
        min-height: 72px;
        padding-top: 18px;
        padding-bottom: 18px;
        font-size: 20px;
        font-weight: 600;
        line-height: 1.6;
    }

    .businessch-section--issues .businessch-heading {
        margin-bottom: 48px;
    }

    .businessch-frontline {
        gap: 72px;
    }

    .businessch-frontline__copy h2 {
        margin-bottom: 34px;
    }

    .businessch-frontline__features {
        padding-top: 12px;
    }

    .businessch-frontline__features article {
        min-height: 108px;
        padding-top: 18px;
        padding-bottom: 18px;
    }

    .businessch-frontline__copy > p {
        font-size: 18px;
        font-weight: 500;
        line-height: 2;
    }

    .businessch-frontline__features h3 {
        font-size: 20px;
    }

    .businessch-reason__copy h3 {
        margin-bottom: 14px;
        font-size: 16px;
        white-space: nowrap;
    }

    .businessch-reason__copy p {
        font-size: 16px;
        line-height: 1.8;
    }

    .businessch-reasons {
        gap: 32px;
    }

    .businessch-reason {
        min-height: 250px;
    }

    .businessch-reason__media {
        height: auto;
        margin: 16px;
    }

    .businessch-reason__copy {
        padding-top: 24px;
        padding-right: 28px;
        padding-bottom: 24px;
    }

    .businessch-reason:nth-child(even) .businessch-reason__copy {
        padding-left: 28px;
    }

    .businessch-center-action {
        margin-top: 26px;
    }

    .businessch-package dt {
        padding: 13px 10px 4px;
        font-size: 18px;
    }

    .businessch-package dd {
        min-height: 62px;
        padding: 10px 8px;
        font-size: 16px;
    }

    .businessch-package {
        gap: 28px;
    }

    .businessch-package__row {
        gap: 26px;
    }

    .businessch-scenes h3 {
        margin-bottom: 18px;
        font-size: 22px;
    }

    .businessch-scenes p {
        padding-bottom: 26px;
        font-size: 16px;
        font-weight: 500;
        line-height: 1.8;
    }

    .businessch-ai h2 {
        margin-bottom: 28px;
    }

    .businessch-ai > p:not(.businessch-ai__keywords) {
        font-size: 18px;
        font-weight: 500;
        line-height: 1.9;
    }

    .businessch-process strong {
        font-size: 22px;
    }

    .businessch-process p {
        font-size: 17px;
        font-weight: 500;
    }

    .businessch-process {
        gap: 32px;
    }

    .businessch-process li {
        min-height: 106px;
        padding-top: 14px;
        padding-bottom: 14px;
    }

    .businessch-section--process .businessch-center-action {
        margin-top: 38px;
    }

    .businessch-faq summary {
        min-height: 80px;
        padding: 18px 62px 18px 20px;
        font-size: 20px;
        font-weight: 700;
    }

    .businessch-faq details p {
        margin: 0 20px 18px;
        padding: 16px 20px;
        font-size: 16px;
    }

    .businessch-faq {
        gap: 12px;
    }

}

@media (max-width: 900px) {
    .businessch__inner,
    .businessch-narrow,
    .businessch-reasons-wrap {
        width: min(100% - 48px, 720px);
    }

    .businessch-section {
        padding: 68px 0;
    }

    .businessch-overview,
    .businessch-frontline {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .businessch-stats--frontline {
        height: auto;
        min-height: 300px;
        padding: 8px 0 0;
    }

    .businessch-hero {
        padding-right: 24px;
        padding-left: 24px;
    }

    .businessch-hero__thumbs {
        gap: 9px;
        padding: 16px;
    }

    .businessch-reason__copy {
        padding: 32px;
    }

    .businessch-package {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 24px;
    }

    .businessch-package__row {
        display: contents;
    }

    .businessch-package dl {
        flex-basis: calc(50% - 12px);
    }
}

@media (max-width: 600px) {
    .businessch__inner,
    .businessch-narrow,
    .businessch-reasons-wrap {
        width: calc(100% - 32px);
    }

    .businessch-section--process .businessch-narrow {
        width: calc(100% - 32px);
    }

    .businessch-section--issues .businessch-narrow {
        width: calc(100% - 32px);
    }

    .businessch-section--overview .businessch__inner {
        width: calc(100% - 32px);
    }

    .businessch-section {
        padding: 40px 0;
    }

    .businessch-heading {
        margin-bottom: 26px;
        font-size: 28px;
        line-height: 1.45;
    }

    .businessch-section--faq .businessch-heading {
        font-size: 28px;
    }

    .businessch-comparison-title {
        font-size: 22px;
        line-height: 1.5;
    }

    .businessch-section--faq .businessch-narrow {
        width: calc(100% - 32px);
    }

    .businessch-section--issues .businessch-heading {
        margin-bottom: 26px;
        font-size: 28px;
    }

    .businessch-section--scenes .businessch__inner {
        width: calc(100% - 32px);
    }

    .businessch-section--scenes .businessch-heading {
        font-size: 28px;
    }

    .businessch-kicker {
        margin-bottom: 24px;
        font-size: 24px;
        line-height: 1.5;
    }

    .businessch-overview .businessch-kicker {
        font-size: 28px;
        line-height: 1.45;
        letter-spacing: .02em;
        text-align: center;
    }

    .businessch-kicker__line {
        display: block;
        letter-spacing: -.08em;
        white-space: nowrap;
    }

    .businessch-kicker__line--lead {
        letter-spacing: -.2em;
    }

    .businessch-hero h1 {
        font-size: 34px;
        line-height: 1.35;
    }

    .businessch-hero h1 span {
        font-size: .67em;
    }

    .businessch-button {
        min-height: 52px;
        padding: 10px 12px;
        font-size: 17px;
        border-width: 2px;
        box-shadow: 3px 4px 0 #211714;
    }

    .businessch-overview {
        gap: 26px;
    }

    .businessch-stats {
        aspect-ratio: auto;
        height: auto;
        min-height: 0;
        padding: 25px 14px 16px;
        border-width: 2px;
        border-radius: 12px;
    }

    .businessch-overview__copy h2 {
        font-size: 16px;
        line-height: 1.9;
    }

    .businessch-overview__copy p:not(.businessch-kicker),
    .businessch-frontline__copy > p,
    .businessch-ai > p:not(.businessch-ai__keywords) {
        font-size: 16px;
        line-height: 1.9;
    }

    .businessch-stats--frontline {
        min-height: 0;
        padding: 0;
    }

    .businessch-stats__grid > div {
        padding: 0 6px;
    }

    .businessch-stats__grid > div > img {
        width: 66px;
        height: 60px;
    }

    .businessch-stats__grid strong {
        font-size: 26px;
    }

    .businessch-stats__grid small {
        min-height: 41px;
        font-size: 14px;
        line-height: 1.45;
        white-space: normal;
    }

    .businessch-stats__grid strong em {
        font-size: 19px;
    }

    .businessch-stats__grid b {
        font-size: 24px;
    }

    .businessch-stats__grid > div:nth-child(3) strong,
    .businessch-stats__grid > div:nth-child(3) b {
        transform: translateY(-6px);
    }

    .businessch-checklist {
        padding: 10px 16px;
        border-width: 2px;
        border-radius: 16px;
    }

    .businessch-checklist li {
        min-height: 0;
        padding: 18px 4px 18px 48px;
        font-size: 16px;
        line-height: 1.65;
    }

    .businessch-checklist li::before {
        left: 6px;
        width: 24px;
        height: 24px;
        border-width: 2px;
    }

    .businessch-frontline__copy h2 {
        margin-bottom: 28px;
        font-size: 27px;
        text-align: center;
    }

    .businessch-frontline {
        gap: 16px;
    }

    .businessch-frontline__features {
        padding-top: 0;
    }

    .businessch-frontline__features article {
        grid-template-columns: 68px 1fr;
        gap: 16px;
        min-height: 0;
        padding: 16px 0;
    }

    .businessch-frontline__features article > span {
        width: 66px;
        height: 66px;
    }

    .businessch-frontline__features article > span img {
        width: 62px;
        height: 62px;
    }

    .businessch-frontline__features h3 {
        font-size: 19px;
    }

    .businessch-frontline__features p {
        font-size: 16px;
        line-height: 1.75;
    }

    .businessch-reasons {
        gap: 24px;
    }

    .businessch-reason,
    .businessch-reason:nth-child(even) {
        grid-template-columns: 1fr;
    }

    .businessch-reason:nth-child(even) .businessch-reason__media {
        order: 0;
    }

    .businessch-reason__media {
        height: auto;
        min-height: 0;
        max-height: none;
        margin: 16px;
    }

    .businessch-reason__copy {
        padding: 8px 22px 26px;
    }

    .businessch-reason:nth-child(even) .businessch-reason__copy {
        padding: 8px 22px 26px;
    }

    .businessch-reason__copy h3 {
        margin-bottom: 14px;
        font-size: 21px;
        white-space: normal;
    }

    .businessch-reason__copy p {
        font-size: 16px;
        line-height: 1.8;
    }

    .businessch-package {
        display: flex;
        gap: 12px;
    }

    .businessch-package dl {
        display: flex;
        flex: 0 1 calc(50% - 6px);
        flex-direction: column;
        justify-content: center;
        min-height: 84px;
        padding: 6px;
        border-radius: 12px;
    }

    .businessch-package dt {
        min-height: 0;
        margin: 0 0 4px;
        padding: 0;
        font-size: 15px;
        line-height: 1.35;
    }

    .businessch-package dd {
        display: block;
        min-height: 0;
        padding: 0;
        font-size: 14px;
        line-height: 1.45;
        border-left: 0;
    }

    .businessch-scenes {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .businessch-scene__visual {
        height: auto;
        aspect-ratio: 1.58 / 1;
    }

    .businessch-scenes h3 {
        width: calc(100% - 48px);
        margin-top: -23px;
        margin-bottom: 18px;
        font-size: 20px;
    }

    .businessch-scenes p {
        padding: 0 20px 28px;
        font-size: 16px;
        line-height: 1.8;
    }

    .businessch-ai h2 {
        margin-bottom: 26px;
        font-size: 28px;
    }

    .businessch-ai h2 strong {
        font-size: 1em;
    }

    .businessch-ai__keywords {
        flex-wrap: wrap;
        gap: 10px;
    }

    .businessch-ai__keywords span {
        min-width: 75px;
        min-height: 48px;
    }

    .businessch-process li {
        grid-template-columns: 52px 1fr;
        gap: 14px;
        padding: 16px;
    }

    .businessch-process {
        gap: 18px;
    }

    .businessch-process li > span {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .businessch-process strong {
        margin-bottom: 5px;
        font-size: 18px;
    }

    .businessch-process p {
        font-size: 15px;
        line-height: 1.7;
    }

    .businessch-section--process .businessch-center-action {
        margin-top: 30px;
    }

    .businessch-outline-button {
        width: 100%;
        min-width: 0;
        min-height: 60px;
        padding: 10px 16px;
        font-size: 17px;
        box-shadow: 3px 4px 0 #073b98;
    }

    .businessch-section--process .businessch-outline-button {
        width: 100%;
        min-width: 0;
        min-height: 60px;
        font-size: 17px;
    }

    .businessch-table-scroll {
        width: calc(100% - 16px);
        margin-left: 16px;
        padding-right: 16px;
    }

    .businessch-comparison {
        min-width: 680px;
        font-size: 12px;
    }

    .businessch-table-scroll {
        overflow: visible;
    }

    .businessch-comparison-media {
        width: 100%;
    }

    .businessch-comparison-image {
        width: 100%;
        max-width: 100%;
    }

    .businessch-comparison-zoom {
        display: none;
    }

    .businessch-comparison-zoom span {
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }

    .businessch-comparison-zoom span::before {
        display: block;
        width: 26px;
        height: 26px;
        border: 3px solid currentColor;
        border-radius: 50%;
        box-shadow: 11px 11px 0 -9px currentColor;
        content: "";
    }

    .businessch-faq summary {
        grid-template-columns: 27px 1fr;
        min-height: 0;
        padding: 18px 42px 18px 16px;
        font-size: 15px;
        line-height: 1.65;
    }

    .businessch-faq {
        gap: 10px;
    }

    .businessch-faq details {
        border-width: 1px;
        border-radius: 12px;
    }

    .businessch-faq summary::after {
        right: 15px;
        font-size: 24px;
    }

    .businessch-faq details p {
        grid-template-columns: 27px 1fr;
        margin: 0 12px 12px;
        padding: 16px;
        font-size: 15px;
        line-height: 1.75;
        border-radius: 8px;
    }

    .businessch-overview .businessch-kicker,
    .businessch-frontline__copy h2,
    .businessch-ai h2 {
        text-align: left;
    }

    .businessch-frontline__copy h2 br,
    .businessch-ai h2 br {
        display: none;
    }

}

/* Mobile hero: consolidated from the supplied SP reference adjustments. */
@media (max-width: 799px) {
    .businessch-form-section {
        padding: 44px 0 0;
    }

    .businessch-form-section::before {
        height: clamp(460px, 94.7vw, 660px);
        background-image: url("../../images/service/businessch/businessch-contact-bg-sp.jpg");
        -webkit-mask-image: linear-gradient(
            to bottom,
            #000 0%,
            #000 38%,
            rgba(0, 0, 0, 0.78) 55%,
            rgba(0, 0, 0, 0.3) 76%,
            transparent 100%
        );
        mask-image: linear-gradient(
            to bottom,
            #000 0%,
            #000 38%,
            rgba(0, 0, 0, 0.78) 55%,
            rgba(0, 0, 0, 0.3) 76%,
            transparent 100%
        );
    }

    .businessch-form-intro {
        width: min(100% - 32px, 1000px);
        margin-bottom: 36px;
    }

    .businessch-form-intro h2 {
        margin-bottom: 25px;
        font-size: 26px;
    }

    .businessch-form-intro p {
        font-size: 18px;
        line-height: 1.8;
    }

    .businessch .businessch-hero {
        width: 100%;
        min-height: 0;
        margin: 0;
        padding: 22px 0 12px;
        overflow: hidden;
        background-color: #fff;
        background-image: url("../../images/service/businessch/businessch-hero-bg-sp.jpg");
        background-repeat: no-repeat;
        background-position: center bottom;
        background-size: cover;
    }

    .businessch .businessch-hero__content {
        width: 100%;
        max-width: none;
        margin: 0 auto;
        padding: 0 18px;
        text-align: center;
        transform: none;
    }

    .businessch .businessch-hero__achievement {
        width: auto;
        max-width: none;
        margin: 0 auto 18px;
        line-height: 0;
        text-align: center;
    }

    .businessch .businessch-hero__achievement img {
        display: block;
        width: min(35vw, 250px);
        max-width: none;
        height: auto;
        margin: 0 auto;
    }

    .businessch .businessch-hero h1 {
        margin: 0 auto 20px;
        padding: 0;
        color: #000;
        font-weight: 700;
        letter-spacing: -.045em;
        text-align: center;
    }

    .businessch .businessch-hero__title-main {
        display: block;
        font-size: clamp(36px, 9.5vw, 68px);
        font-weight: 800;
        line-height: 1.27;
        letter-spacing: -.04em;
    }

    .businessch .businessch-hero__title-sub {
        display: block;
        margin-top: 10px;
        font-size: clamp(22px, 5.4vw, 38px);
        font-weight: 700;
        line-height: 1.35;
        letter-spacing: -.03em;
    }

    .businessch .businessch-hero__lead {
        width: 100%;
        max-width: none;
        margin: 0 auto 18px;
        color: #111;
        font-size: clamp(14px, 3.4vw, 24px);
        font-weight: 600;
        line-height: 1.9;
        letter-spacing: 0;
        text-align: center;
    }

    .businessch .businessch-hero__actions {
        flex-direction: column;
        align-items: center;
        gap: 10px;
        width: 100%;
        margin: -6px auto 14px;
    }

    .businessch .businessch-hero__actions .businessch-button {
        width: min(72%, 330px);
        min-width: 0;
        height: 56px;
        min-height: 56px;
        margin: 0;
        padding: 10px 18px;
        border: 2px solid #080808;
        border-radius: 999px;
        box-shadow: 3px 4px 0 #17100d;
        font-size: clamp(17px, 4.8vw, 22px);
        font-weight: 700;
        line-height: 1.2;
    }

    .businessch .businessch-hero__thumbs {
        position: relative;
        bottom: auto;
        left: auto;
        z-index: 2;
        box-sizing: border-box;
        width: calc(100% - 20px);
        margin: 18px auto 0;
        padding: 9px 0;
        overflow: hidden;
        border-radius: 12px;
        background: rgba(255, 255, 255, .94);
        box-shadow: none;
        transform: none;
    }

    .businessch .businessch-hero__thumb-track {
        align-items: center;
    }

    .businessch .businessch-hero__thumb-group {
        gap: 8px;
        padding-right: 8px;
    }

    .businessch .businessch-hero__thumb-group a {
        flex: 0 0 clamp(132px, calc((100vw - 56px) / 2), 260px);
        width: clamp(132px, calc((100vw - 56px) / 2), 260px);
    }

    .businessch .businessch-sp-only {
        display: inline;
    }

    .businessch .businessch-pc-only {
        display: none;
    }
}

@media (max-width: 600px) {
    .businessch-form-section .businessch-form-embed {
        width: calc(100% - 32px);
    }
}

@media (max-width: 370px) {
    .businessch .businessch-hero__content {
        padding-inline: 13px;
    }
}