/* ── Campus Gallery ──────────────────────────────── */

.campusSection {
  background: #fff;
  padding: 100px max(50px, calc((100% - 1440px) / 2));
  display: flex;
  flex-direction: column;
  gap: 50px;
  width: 100%;
}

.campusSection .header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.campusSection .sectionTag {
  font-family: var(--font-inter, 'Inter', sans-serif);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #2865BA;
}

.campusSection .heading {
  font-family: var(--font-unbounded, 'Arial Black', sans-serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 40px;
  letter-spacing: -1.5px;
  text-transform: uppercase;
  color: #0a0a0a;
}

.campusSection .headingOrange {
  color: #397DE3;
}

.campusSection .tabs {
  display: inline-flex;
  align-self: flex-start;
  gap: 4px;
  padding: 4px;
  background: #edf0f4;
  border-radius: 100px;
}

.campusSection .tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border: none;
  background: transparent;
  border-radius: 100px;
  font-family: var(--font-inter, 'Inter', sans-serif);
  font-size: 16px;
  font-weight: 600;
  color: #60666b;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.campusSection .tab.tabActive {
  background: #002b68;
  color: #fff;
}

.campusSection .row {
  display: flex;
  gap: 10px;
  height: 482px;
  width: 100%;
}

.campusSection .card {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  height: 100%;
  border: none;
  padding: 0;
  border-radius: 20px;
  overflow: hidden;
  background: #edf0f4;
  cursor: pointer;
  text-align: left;
  transition: flex-grow 0.4s ease;
}

.campusSection .card.expanded {
  flex-grow: 8;
  cursor: default;
}

.campusSection .expandedInner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 40px 30px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

.campusSection .card.expanded .expandedInner {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease 0.2s;
}

.campusSection .cardImage {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.campusSection .cardImage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.campusSection .imageOverlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(102, 102, 102, 0) 30%);
}

.campusSection .info {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.campusSection .address {
  font-family: var(--font-unbounded, 'Arial Black', sans-serif);
  font-size: 20px;
  font-weight: 700;
  line-height: normal;
  text-transform: uppercase;
  color: #fff;
}

.campusSection .corpus {
  font-family: var(--font-inter, 'Inter', sans-serif);
  font-size: 14px;
  font-weight: 400;
  line-height: normal;
  color: rgba(255, 255, 255, 0.75);
}

.campusSection .collapsedInner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 30px 0;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.25s ease 0.15s;
}

.campusSection .card.expanded .collapsedInner {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
}

.campusSection .arrowBadge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 100%;
  background: #002b68;
  color: #fff;
  flex-shrink: 0;
}

.campusSection .collapsedLabel {
  font-family: var(--font-unbounded, 'Arial Black', sans-serif);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  color: #0a0a0a;
  writing-mode: vertical-rl;
  text-orientation: sideways;
  transform: rotate(180deg);
  max-height: 100%;
  flex: 1 1 auto;
  min-height: 0;
}

/* ── Adaptive ────────────────────────────────────── */

@media (max-width: 1205px) {
  .campusSection { padding: 80px 32px; }
  .campusSection .row { height: 420px; }
}

@media (max-width: 885px) {
  .campusSection { padding: 60px 20px; gap: 32px; }
  .campusSection .heading { font-size: 24px; line-height: 26px; letter-spacing: -1px; }
  .campusSection .tab { font-size: 14px; padding: 8px 16px; }
  .campusSection .row { flex-direction: column; height: auto; gap: 8px; }
  .campusSection .card { width: 100%; height: 72px; flex: 0 0 auto; transition: height 0.4s ease; }
  .campusSection .card.expanded { height: 400px; }
  .campusSection .collapsedInner { flex-direction: row; align-items: center; justify-content: flex-start; gap: 16px; padding: 20px; }
  .campusSection .collapsedLabel { writing-mode: horizontal-tb; transform: none; font-size: 15px; white-space: normal; }
  .campusSection .expandedInner { padding: 24px; }
  .campusSection .address { font-size: 18px; }
}

@media (max-width: 475px) {
  .campusSection { padding: 48px 12px; }
  .campusSection .card.expanded { height: 320px; }
  .campusSection .collapsedLabel { font-size: 13px; }
  .campusSection .arrowBadge { width: 28px; height: 28px; }
}