.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 3.5rem 0 0;
  padding: 0;
  list-style: none;
}

.expertise-card {
  min-height: 13rem;
  padding: 1.4rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  border-radius: 1rem;
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.expertise-card:hover {
  border-color: var(--blue);
  transform: translateY(-5px);
}

.expertise-card span,
.approach-list span {
  color: var(--blue);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.expertise-card h3 {
  margin-top: 3.3rem;
  font-size: 1.25rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.expertise-card ul {
  margin: 1.25rem 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 1rem;
  list-style: none;
}

.expertise-card li + li {
  margin-top: 0.45rem;
}

.work {
  background: color-mix(in srgb, var(--bg-soft) 58%, var(--bg));
}

.work > .container {
  display: flex;
  height: 100%;
  min-height: 0;
  flex-direction: column;
}

.work .section-heading {
  flex: 0 0 auto;
}

.slider-toolbar {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
}

.slider-status {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.slider-actions {
  display: flex;
  gap: 0.65rem;
}

.slider-actions button {
  min-height: 3rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--line-strong);
  background: var(--bg-elevated);
  border-radius: 999px;
  font-weight: 700;
  transition:
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.slider-actions button:hover:not(:disabled) {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px);
}

.slider-actions button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.case-studies {
  display: flex;
  min-height: 0;
  flex: 1 1 auto;
  gap: 1.25rem;
  overflow-x: auto;
  overflow-y: hidden;
  margin-top: 1rem;
  padding: 0.25rem 0 0.75rem;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--blue) var(--bg-soft);
  scrollbar-width: thin;
}

.case-study {
  display: grid;
  height: 100%;
  min-height: 0;
  flex: 0 0 calc(100% - 0.25rem);
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  scroll-snap-align: start;
  scroll-snap-stop: always;
  transition:
    border-color 220ms ease,
    transform 220ms ease;
}

.case-study:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.case-study:nth-child(even) img {
  order: 2;
}

.case-study > img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
}

.case-content {
  min-height: 0;
  overflow-y: auto;
  padding: clamp(1.6rem, 4vw, 3.2rem);
  overscroll-behavior: contain;
}

.case-content h3 {
  font-size: clamp(2rem, 4vw, 3.7rem);
}

.case-summary {
  margin: 1.25rem 0 0;
  color: var(--muted);
}

.case-details {
  margin: 2rem 0 0;
}

.case-details div {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1.25rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.case-details dt {
  color: var(--text);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.case-details dd {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.timeline {
  position: relative;
  border-left: 1px solid var(--line-strong);
}

.timeline-item {
  position: relative;
  padding: 0 0 3.2rem 2.2rem;
}

.timeline-item::before {
  position: absolute;
  top: 0.3rem;
  left: -0.45rem;
  width: 0.8rem;
  aspect-ratio: 1;
  border: 3px solid var(--bg);
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--blue);
  content: "";
}

.timeline-item > p:first-child {
  margin: 0 0 0.35rem;
  color: var(--blue);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline-item h3 {
  font-size: 1.75rem;
}

.timeline-item > p:not(:first-child) {
  margin: 0.8rem 0 0;
  color: var(--muted);
}

.timeline-item .experience-date {
  color: var(--blue);
  font-size: 1rem;
  font-weight: 700;
}

.timeline-item .responsibilities {
  color: var(--text);
  font-size: 1rem;
}

.timeline-item > p:last-child {
  margin: 0.8rem 0 0;
  color: var(--muted);
}

.approach-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.approach-list li {
  min-height: 12rem;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.approach-list li:nth-child(3n + 1) {
  border-left: 1px solid var(--line);
}

.approach-list h3 {
  max-width: 14rem;
  margin-top: 3rem;
  font-size: 1.35rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.site-footer {
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 1rem;
}

.footer-inner p {
  margin: 0;
}

.js .reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 650ms ease,
    transform 650ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}