/* Case-study layout and proof media on the portfolio page. */
.portfolio-grid { display: grid; grid-template-columns: 1fr; gap: 20px; padding-top: 36px; }
.portfolio-card { display: grid; grid-template-columns: minmax(0, .94fr) minmax(0, 1.06fr); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: #f8f8f4; }
.portfolio-card-media, .portfolio-card--large .portfolio-card-media { min-height: 420px; height: 100%; aspect-ratio: auto; border-radius: 0; }
.portfolio-card-media img { object-position: center; }
.portfolio-card-info { display: flex; flex-direction: column; justify-content: center; gap: 0; padding: clamp(25px, 4.2vw, 60px); }
.portfolio-card-info h2 { max-width: 580px; margin: 0 0 16px; font-size: clamp(2rem, 3.2vw, 3.45rem); line-height: 1; }
.portfolio-card-info > p:not(.case-benefit) { max-width: 600px; margin: 0 0 20px; color: var(--muted); font-size: .96rem; line-height: 1.6; }
.case-metrics { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0 20px; }
.case-metrics span { display: grid; gap: 6px; min-width: 105px; max-width: 185px; padding: 12px 13px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); font-size: .76rem; line-height: 1.3; }
.case-metrics strong { color: var(--ink); font: 600 clamp(1.3rem, 2vw, 1.8rem)/1 var(--font-display); letter-spacing: -.07em; }
.case-benefit { max-width: 610px; margin: 0 0 22px; color: var(--ink); font-size: .88rem; line-height: 1.55; }
.case-benefit strong { color: var(--coral-deep); }
.case-expander { border-top: 1px solid var(--line); }
.case-expander summary { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 17px 0 0; min-height: 44px; color: var(--ink); font-size: .88rem; font-weight: 700; cursor: pointer; list-style: none; }
.case-expander summary::-webkit-details-marker { display: none; }
.case-expander summary span { color: var(--lime-deep); font-size: 1.2rem; line-height: .8; transition: transform .2s ease; }
.case-expander[open] summary span { transform: rotate(45deg); }
.case-detail { padding-top: 17px; }
.case-detail > p { max-width: 610px; margin-bottom: 18px; color: var(--muted); font-size: .88rem; line-height: 1.55; }
.case-media { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.case-media:has(> :only-child) { grid-template-columns: 1fr; }
.case-media figure { min-width: 0; margin: 0; }
.case-media figure img, .case-video button { width: 100%; height: 170px; border-radius: 8px; object-fit: cover; }
.case-media figure img { background: #e6e6df; }
.case-media figcaption { margin-top: 6px; color: var(--muted); font-size: .65rem; }
.case-video { min-width: 0; }
.case-video button { position: relative; display: block; overflow: hidden; padding: 0; border: 0; background: var(--ink); color: var(--white); text-align: center; }
.case-video button img { width: 100%; height: 100%; object-fit: cover; opacity: .52; transition: transform .35s ease, opacity .35s ease; }
.case-video button:hover img { transform: scale(1.06); opacity: .37; }
.case-video button span { position: absolute; inset: auto 8px 20px; z-index: 1; display: block; width: max-content; max-width: calc(100% - 16px); margin-inline: auto; padding: 8px 12px; border-radius: 999px; background: rgba(17, 18, 20, .94); font-size: .8rem; font-weight: 700; }
.case-video iframe { display: block; width: 100%; min-height: 170px; aspect-ratio: 16 / 9; border: 0; border-radius: 8px; background: var(--ink); }
.portfolio-disclaimer { max-width: 850px; }
.portfolio-disclaimer > span { color: var(--coral-deep); }
.portfolio-disclaimer a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 1000px) {
  .portfolio-card { grid-template-columns: minmax(0, .83fr) minmax(0, 1.17fr); }
  .portfolio-card-info { padding: 26px; }
  .portfolio-card-media, .portfolio-card--large .portfolio-card-media { min-height: 390px; }
}
@media (max-width: 960px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-card { grid-template-columns: 1fr; }
  .portfolio-card-media, .portfolio-card--large .portfolio-card-media { min-height: 0; height: auto; aspect-ratio: 1.6; }
  .portfolio-card-info { padding: 26px; }
  .portfolio-card-info h2 { font-size: clamp(1.85rem, 7vw, 3rem); }
}
@media (max-width: 540px) {
  .portfolio-card-media, .portfolio-card--large .portfolio-card-media { aspect-ratio: 1.3; }
  .portfolio-card-info { padding: 22px 18px; }
  .portfolio-card-info h2 { font-size: 1.95rem; }
  .portfolio-card-info > p:not(.case-benefit) { font-size: .88rem; }
  .case-metrics { gap: 7px; }
  .case-metrics span { min-width: calc(50% - 4px); max-width: none; flex: 1; padding: 10px; }
  .case-media { grid-template-columns: 1fr; }
  .case-media figure img, .case-video button { height: 210px; }
}