.case-hero .about-title-row { grid-template-columns: 1fr; }
.case-hero h1 { color: var(--accent-blue); }
.case-overview { background: #f3f3f3; padding-block: 48px; }
.case-choices { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 64px; }
.case-choice { display: flex; flex-direction: column; gap: 12px; padding: 20px 24px; border-left: 3px solid #d7dcd8; transition: background-color .22s, border-color .22s; }
.case-choice-title { font-size: var(--type-item-title); line-height: var(--leading-item-title); font-weight: 650; letter-spacing: -.025em; }
.case-choice-description { font-size: var(--type-body); line-height: var(--leading-body); max-width: 520px; }
.case-choice[aria-current="true"] { background: white; border-left-color: var(--case-accent); }
.case-choice:focus-visible { outline: 2px solid var(--ink); outline-offset: 5px; }
@media (hover: hover) { .case-choice:hover { background: white; border-left-color: var(--case-accent); } }
.case-panel { padding-top: 72px; }
.case-panel[hidden] { display: none; }
.case-panel:focus { outline: none; }
.case-title h2 { font: 600 var(--type-subpage-section)/1.06 var(--display); letter-spacing: -.015em; text-transform: uppercase; max-width: 1100px; }
.case-title > p { margin-top: 18px; }
.case-copy-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.case-challenge { margin-top: 44px; }
.case-diagram { margin-block: 48px; }
.case-flow { max-width: 800px; margin-inline: auto; }
.case-flow figcaption { font-size: var(--type-small); font-weight: 650; margin-bottom: 18px; }
.case-flow-map { width: 100%; height: auto; }
.case-map-title { font: 650 23px var(--sans); fill: var(--ink); letter-spacing: -.4px; }
.case-map-label { font: 16px var(--sans); fill: var(--ink); }
.case-map-small { font: 15px var(--sans); fill: var(--ink); }
.case-flow-note { font-size: var(--type-small); line-height: 1.7; margin-top: 12px; }
.case-flow-mobile { display: none; }
.case-solution { margin-bottom: 64px; }
.case-solution-copy > p + p { margin-top: 16px; }
.case-alternatives { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin: 26px 0 0; padding-top: 22px; border-top: 1px solid #d7dcd8; font-size: var(--type-small); line-height: 1.7; }
.case-alternatives dt { font-weight: 650; }
.case-alternatives dd { margin: 6px 0 0; }
.case-results { background: #f3f3f3; padding-block: 48px 52px; }
.case-results-intro { font-size: var(--type-small); margin-top: 10px; }
.case-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 44px; margin: 30px 0 0; }
.case-metric { display: flex; flex-direction: column; }
.case-metric dt { font-size: var(--type-small); font-weight: 650; margin-top: 12px; }
.case-metric dd { display: contents; }
.case-metric strong { order: -1; font: 600 clamp(38px, 4.3vw, 64px)/1.06 var(--display); letter-spacing: -.015em; }
.case-metric-orange strong { color: var(--accent-orange); }
.case-metric-blue strong { color: var(--accent-blue); }
.case-metric-green strong { color: var(--accent-green); }
.case-metric span { font-size: var(--type-small); line-height: 1.7; margin-top: 8px; }
.case-evidence { font-size: var(--type-small); line-height: 1.7; color: #526259; margin-top: 28px; max-width: 1080px; }
.case-related-services { margin-block: 0; padding-block: 48px 16px; }
.case-pager { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; padding-block: 32px; }
.case-pager[hidden] { display: none; }
.case-pager > :first-child { justify-self: start; }
.case-pager > :last-child { justify-self: end; }
.case-pager .text-button { justify-self: center; }
@media (max-width: 1100px) {
  .case-choices { column-gap: 36px; }
  .case-metrics { gap: 30px; }
}
@media (max-width: 800px) {
  .case-overview { padding-block: 30px; }
  .case-choices { grid-template-columns: 1fr; gap: 14px; }
  .case-choice { padding: 16px 20px; gap: 8px; }
  .case-choice-description { max-width: none; }
  .case-panel { padding-top: 48px; }
  .case-challenge { margin-top: 30px; }
  .case-diagram { margin-block: 36px; }
  .case-solution { margin-bottom: 40px; }
  .case-results { padding-block: 36px 40px; }
  .case-related-services { flex-direction: column; align-items: flex-start; gap: 12px; padding-block: 32px 0; }
  .case-metrics { grid-template-columns: 1fr; gap: 30px; margin-top: 24px; }
  .case-metric strong { font-size: 48px; }
  .case-metric dt { margin-top: 8px; }
  .case-metric span { margin-top: 4px; }
}
@media (max-width: 540px) {
  .case-title h2 { font-size: clamp(34px, 11vw, 43px); overflow-wrap: anywhere; }
  .case-flow-map { display: none; }
  .case-flow-mobile { display: block; font-size: var(--type-small); line-height: 1.7; }
  .case-knowledge { display: flex; flex-direction: column; gap: 4px; background: var(--diagram-yellow); padding: 14px 18px; }
  .case-flow-mobile ol { list-style: none; padding: 0 0 0 10px; margin: 24px 0 0; }
  .case-flow-mobile li { position: relative; display: flex; flex-direction: column; gap: 2px; padding: 0 0 23px 26px; border-left: 2px solid var(--text-blue); }
  .case-flow-mobile li:last-child { padding-bottom: 0; border-color: transparent; }
  .case-flow-mobile li::before { content: ''; position: absolute; left: -9px; top: 4px; width: 16px; height: 16px; background: var(--diagram-lavender); }
  .case-flow-mobile li:nth-child(2)::before { background: var(--accent-green); border-radius: 50%; }
  .case-flow-mobile li:nth-child(3)::before { background: var(--accent-blue); }
  .case-flow-mobile li:nth-child(4)::before { background: var(--diagram-peach); }
  .case-modernization-mobile dl { margin: 18px 0 0; display: grid; gap: 16px; }
  .case-modernization-mobile dt { font-weight: 650; margin-bottom: 6px; }
  .case-modernization-mobile dd { margin: 0; padding: 12px 16px; background: var(--accent-green); }
  .case-modernization-mobile div:nth-child(2) dd { background: var(--accent-blue); }
  .case-modernization-mobile div:nth-child(3) dd { background: var(--diagram-peach); }
  .case-alternatives { grid-template-columns: 1fr; gap: 18px; }
  .case-pager { grid-template-columns: 1fr 1fr; }
  .case-pager .text-button { grid-row: 2; grid-column: 1 / -1; }
  .case-pager > :last-child { grid-row: 1; grid-column: 2; }
}
@media (prefers-reduced-motion: reduce) { .case-choice { transition: none; } }
@media print {
  .case-overview, .case-pager { display: none; }
  .case-panel[hidden] { display: block; }
  .case-panel { opacity: 1 !important; transform: none !important; break-before: page; }
}