/* All portfolio layout rules are contained within .isart-case. */
.isart-case {
    --case-ink: #152d3c;
    --case-muted: #59717f;
    --case-blue: #35647e;
    --case-line: #dce6ec;
    --case-soft: #f1f6f8;
    font-family: Aptos, "Segoe UI", Arial, sans-serif;
    color: var(--case-ink);
    background: #fff;
    font-size: 18px;
    line-height: 1.6;
    padding: 28px 0 72px;
    overflow-wrap: anywhere;
}
.isart-case *, .isart-case *::before, .isart-case *::after { box-sizing: border-box; }
.isart-case .isart-case__container { width: min(1280px, calc(100% - 64px)); margin: 0 auto; }
.isart-case .isart-case__breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; margin: 0 0 36px; color: var(--case-muted); font-size: 14px; }
.isart-case .isart-case__breadcrumbs a { color: inherit; text-decoration: none; }
.isart-case .isart-case__breadcrumbs a:hover { color: var(--case-blue); text-decoration: underline; }
.isart-case .isart-case__hero { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; padding: 40px 0 64px; }
.isart-case .isart-case__hero--text { grid-template-columns: 1fr; max-width: 950px; }
.isart-case .isart-case__eyebrow { margin: 0 0 16px; color: var(--case-blue); font-size: 13px; line-height: 1.4; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.isart-case .isart-case__title { margin: 0 0 24px; color: var(--case-ink); font-size: clamp(36px, 4.4vw, 64px); font-weight: 700; line-height: 1.04; letter-spacing: -.025em; text-align: left; }
.isart-case .isart-case__intro { margin: 0; color: var(--case-muted); font-size: 21px; line-height: 1.5; }
.isart-case .isart-case__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; margin-top: 32px; }
.isart-case .isart-case__button { display: inline-flex; gap: 18px; align-items: center; justify-content: center; min-height: 54px; max-width: 100%; padding: 15px 24px; border: 1px solid var(--case-blue); border-radius: 6px; background: var(--case-blue); color: #fff; font-family: inherit; font-size: 17px; line-height: 1.3; font-weight: 600; text-align: center; text-decoration: none; white-space: normal; cursor: pointer; transition: background .2s, border-color .2s; }
.isart-case .isart-case__button:hover { background: #244e65; border-color: #244e65; color: #fff; }
.isart-case .isart-case__text-link { display: inline-flex; align-items: center; gap: 14px; color: var(--case-ink); font-size: 17px; font-weight: 600; text-decoration: none; border-bottom: 2px solid #ffd85d; padding-bottom: 2px; }
.isart-case .isart-case__text-link:hover { color: var(--case-blue); }
.isart-case .isart-case__cover { display: flex; align-items: center; justify-content: center; aspect-ratio: 4 / 3; padding: 24px; border: 1px solid var(--case-line); border-radius: 14px; background: var(--case-soft); overflow: hidden; }
.isart-case .isart-case__cover-image { display: block; width: 100%; height: 100%; max-height: 480px; object-fit: contain; object-position: center top; }
.isart-case .isart-case__heading { margin: 0 0 24px; color: var(--case-ink); font-size: clamp(28px, 3vw, 42px); font-weight: 700; line-height: 1.15; text-align: left; letter-spacing: -.02em; }
.isart-case .isart-case__about { padding: 40px; border: 1px solid var(--case-line); border-radius: 12px; background: var(--case-soft); margin: 0 0 64px; }
.isart-case .isart-case__facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 36px; margin: 0; }
.isart-case .isart-case__fact dt, .isart-case .isart-case__process-facts dt { margin: 0 0 6px; color: var(--case-muted); font-size: 14px; }
.isart-case .isart-case__fact dd, .isart-case .isart-case__process-facts dd { margin: 0; font-size: 18px; font-weight: 600; line-height: 1.5; }
.isart-case .isart-case__story { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 72px; margin-bottom: 72px; }
.isart-case .isart-case__contents { align-self: start; position: sticky; top: 120px; padding-top: 12px; }
.isart-case .isart-case__contents a { display: flex; gap: 16px; justify-content: space-between; padding: 15px 0; border-bottom: 1px solid var(--case-line); color: var(--case-muted); font-size: 17px; text-decoration: none; }
.isart-case .isart-case__contents a:hover { color: var(--case-blue); }
.isart-case .isart-case__sections { min-width: 0; }
.isart-case .isart-case__section { position: relative; padding: 32px 0 44px; border-top: 1px solid var(--case-line); scroll-margin-top: 120px; }
.isart-case .isart-case__number { display: block; margin-bottom: 14px; color: var(--case-blue); font-size: 14px; font-weight: 700; }
.isart-case .isart-case__richtext { color: var(--case-ink); font-size: 19px; line-height: 1.7; }
.isart-case .isart-case__richtext p { margin: 0 0 20px; }
.isart-case .isart-case__richtext p:last-child { margin-bottom: 0; }
.isart-case .isart-case__richtext ul, .isart-case .isart-case__richtext ol { margin: 20px 0; padding-left: 26px; }
.isart-case .isart-case__richtext li { margin-bottom: 9px; }
.isart-case .isart-case__richtext a { color: var(--case-blue); text-decoration: underline; text-underline-offset: 3px; }
.isart-case .isart-case__process-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; margin: 26px 0 0; padding: 24px; border-radius: 8px; background: var(--case-soft); }
.isart-case .isart-case__section--result { padding: 32px; border: 0; border-radius: 12px; background: var(--case-soft); }
.isart-case .isart-case__section--result .isart-case__text-link { margin-top: 24px; }
.isart-case .isart-case__related { margin-bottom: 72px; }
.isart-case .isart-case__screenshots { margin-bottom: 72px; scroll-margin-top: 120px; }
.isart-case .isart-case__screenshots-intro { margin: -8px 0 28px; color: var(--case-muted); font-size: 17px; }
.isart-case .isart-case__screenshots-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 32px; align-items: start; }
.isart-case .isart-case__screenshot { min-width: 0; margin: 0; }
.isart-case .isart-case__screenshot-link { display: block; color: var(--case-ink); text-decoration: none; }
.isart-case .isart-case__screenshot-preview { border: 1px solid var(--case-line); border-radius: 10px; background: #fff; overflow: hidden; }
.isart-case .isart-case__screenshot-preview img { display: block; width: 100%; height: auto; max-height: none; object-fit: contain; }
.isart-case .isart-case__screenshot .isart-case__screenshot-caption { display: block; margin-top: 22px; }
.isart-case .isart-case__screenshot-caption h3 { margin: 0 0 12px; color: var(--case-ink); font-size: 24px; font-weight: 600; line-height: 1.25; }
.isart-case .isart-case__screenshot-caption p { margin: 0; color: var(--case-muted); font-size: 17px; font-weight: 400; line-height: 1.65; }
.isart-case .isart-case__screenshot-link:hover .isart-case__screenshot-preview { border-color: var(--case-blue); }
.isart-case .isart-case__lightbox { width: min(1180px, calc(100% - 40px)); max-width: none; max-height: 90vh; max-height: 90dvh; padding: 0 24px 24px; border: 0; border-radius: 10px; background: #fff; color: var(--case-ink); overflow: auto; overscroll-behavior: contain; }
.isart-case .isart-case__lightbox::backdrop { background: rgba(10, 23, 33, .82); }
.isart-case .isart-case__lightbox-bar { position: sticky; top: 0; z-index: 1; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 12px 0; background: #fff; }
.isart-case .isart-case__lightbox-bar h2 { margin: 0; font-size: 20px; line-height: 1.3; color: var(--case-ink); }
.isart-case .isart-case__lightbox-close { flex: 0 0 44px; width: 44px; height: 44px; padding: 0; border: 1px solid var(--case-line); border-radius: 6px; background: var(--case-soft); color: var(--case-ink); font: 32px/1 Aptos, Arial, sans-serif; cursor: pointer; }
.isart-case .isart-case__lightbox-image { display: block; width: 100%; height: auto; }
.isart-case .isart-case__lightbox-close:focus-visible { outline: 3px solid #ebad13; outline-offset: 2px; }
.isart-case .isart-case__section-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; margin-bottom: 30px; }
.isart-case .isart-case__section-head .isart-case__heading { margin-bottom: 0; }
.isart-case .isart-case__related-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.isart-case .isart-case__project { display: block; color: var(--case-ink); text-decoration: none; }
.isart-case .isart-case__project-image { display: flex; align-items: center; justify-content: center; aspect-ratio: 4 / 3; background: var(--case-soft); border: 1px solid var(--case-line); border-radius: 9px; overflow: hidden; }
.isart-case .isart-case__project-image img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: transform .2s; }
.isart-case .isart-case__project:hover img { transform: scale(1.025); }
.isart-case .isart-case__project h3 { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; margin: 18px 0 0; font-size: 21px; font-weight: 600; line-height: 1.25; color: inherit; }
.isart-case .isart-case__project-placeholder { color: var(--case-blue); font-size: 32px; font-weight: 700; letter-spacing: -.04em; }
.isart-case .isart-case__service { display: inline-flex; gap: 20px; margin-top: 30px; color: var(--case-blue); font-size: 18px; font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }
.isart-case .isart-case__contact { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; padding: 48px; background: var(--case-ink); border-radius: 12px; color: #fff; scroll-margin-top: 120px; }
.isart-case .isart-case__contact .isart-case__eyebrow { color: #b5d4e6; }
.isart-case .isart-case__contact .isart-case__heading { color: #fff; margin-bottom: 20px; }
.isart-case .isart-case__contact-copy > p:not(.isart-case__eyebrow) { margin: 0 0 26px; color: #d6e3ec; font-size: 19px; line-height: 1.6; }
.isart-case .isart-case__phone { display: inline-block; color: #fff; font-size: clamp(24px, 2.2vw, 32px); font-weight: 600; line-height: 1.3; text-decoration: none; }
.isart-case .isart-case__form-panel { align-self: center; min-width: 0; }
.isart-case .isart-case__form label { display: block; margin-bottom: 10px; color: #fff; font-size: 16px; }
.isart-case .isart-case__input { display: block; width: 100%; height: 58px; margin: 0 0 16px; padding: 15px 18px; color: var(--case-ink); background: #fff; border: 1px solid #fff; border-radius: 6px; font-family: inherit; font-size: 19px; line-height: 1.3; }
.isart-case .isart-case__form .isart-case__button { display: block; width: 100%; margin: 0; background: #ffd85d; border-color: #ffd85d; color: var(--case-ink); }
.isart-case .isart-case__form .isart-case__button:hover { background: #ffe48f; border-color: #ffe48f; }
.isart-case .isart-case__consent { margin: 18px 0 0; color: #bdd0dc; font-size: 13px; line-height: 1.6; }
.isart-case .isart-case__consent a { color: #fff; text-decoration: underline; text-underline-offset: 2px; }
.isart-case .isart-case__form-status { margin: 16px 0 0; color: #fff; font-size: 16px; line-height: 1.5; }
.isart-case .isart-case__form-status[hidden] { display: none; }
.isart-case .isart-case__button:disabled { cursor: default; opacity: .75; }
.isart-case a:focus-visible, .isart-case input:focus-visible { outline: 3px solid #ebad13; outline-offset: 4px; }
@media (max-width: 1050px) {
    .isart-case .isart-case__hero { gap: 30px; }
    .isart-case .isart-case__story { grid-template-columns: 210px minmax(0, 1fr); gap: 40px; }
    .isart-case .isart-case__related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .isart-case .isart-case__contact { gap: 40px; padding: 36px; }
}
@media (max-width: 760px) {
    .isart-case { padding-top: 20px; padding-bottom: 40px; }
    .isart-case .isart-case__container { width: calc(100% - 36px); }
    .isart-case .isart-case__breadcrumbs { margin-bottom: 24px; font-size: 12px; gap: 6px; }
    .isart-case .isart-case__hero { grid-template-columns: 1fr; gap: 30px; padding: 16px 0 40px; }
    .isart-case .isart-case__title { font-size: clamp(36px, 8vw, 52px); }
    .isart-case .isart-case__intro { font-size: 19px; }
    .isart-case .isart-case__cover { padding: 16px; }
    .isart-case .isart-case__about { padding: 26px; margin-bottom: 40px; }
    .isart-case .isart-case__facts { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
    .isart-case .isart-case__story { display: block; margin-bottom: 40px; }
    .isart-case .isart-case__contents { position: static; padding: 0 0 30px; }
    .isart-case .isart-case__richtext { font-size: 18px; }
    .isart-case .isart-case__section { padding-bottom: 32px; }
    .isart-case .isart-case__section--result { padding: 26px; }
    .isart-case .isart-case__related { margin-bottom: 40px; }
    .isart-case .isart-case__screenshots { margin-bottom: 40px; }
    .isart-case .isart-case__screenshots-grid { grid-template-columns: 1fr; gap: 36px; }
    .isart-case .isart-case__screenshot-caption h3 { font-size: 22px; }
    .isart-case .isart-case__lightbox { width: calc(100% - 24px); padding: 0 12px 12px; }
    .isart-case .isart-case__lightbox-bar h2 { font-size: 17px; }
    .isart-case .isart-case__related-grid { gap: 24px 18px; }
    .isart-case .isart-case__project h3 { font-size: 18px; }
    .isart-case .isart-case__contact { grid-template-columns: 1fr; gap: 30px; padding: 28px; }
}
@media (max-width: 420px) {
    .isart-case .isart-case__actions { align-items: flex-start; flex-direction: column; }
    .isart-case .isart-case__facts, .isart-case .isart-case__process-facts { grid-template-columns: 1fr; }
    .isart-case .isart-case__about, .isart-case .isart-case__section--result { padding: 22px; }
    .isart-case .isart-case__contact { padding: 24px; }
    .isart-case .isart-case__related-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    .isart-case .isart-case__button, .isart-case .isart-case__project-image img { transition: none; }
}