/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.92rem;
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-blue-dark);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  border-color: var(--color-blue);
  color: var(--color-blue);
}

.btn-secondary:hover {
  background: var(--color-blue);
  color: #fff;
}

.btn-cta {
  background: var(--color-gold);
  color: #fff;
}

.btn-cta:hover {
  background: var(--color-gold-dark);
  color: #fff;
}

.btn-ghost-white {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

.btn-ghost-white:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #fff;
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.82rem;
}

.btn-block {
  width: 100%;
}

/* ============ Cards ============ */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.card-media {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--color-blue), var(--color-blue-darker));
  position: relative;
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.card:hover .card-media img {
  transform: scale(1.06);
}

.card-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}

.card-tag {
  display: inline-flex;
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-blue);
  background: rgba(43, 153, 206, 0.1);
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin: 0;
}

.card-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.card-link {
  margin-top: auto;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.card:hover .card-link svg {
  transform: translateX(3px);
}

/* Placeholder media (used until real photography is supplied) */
.ph-media {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
  padding: 1rem;
  background-image: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.14), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1), transparent 45%);
}

/* ============ Forms ============ */
.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--space-md);
}

.field label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-charcoal);
}

.field .hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.field input,
.field textarea,
.field select {
  font-family: inherit;
  font-size: 16px; /* prevents mobile auto-zoom per brand spec */
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-charcoal);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(43, 153, 206, 0.15);
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-feedback {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: var(--space-sm);
}

.form-feedback.is-success {
  display: flex;
  background: rgba(43, 153, 206, 0.1);
  color: var(--color-blue-dark);
  border: 1px solid rgba(43, 153, 206, 0.3);
}

.form-feedback.is-error {
  display: flex;
  background: rgba(229, 114, 0, 0.08);
  color: var(--color-gold-dark);
  border: 1px solid rgba(229, 114, 0, 0.3);
}

.field.has-error input,
.field.has-error textarea {
  border-color: var(--color-gold);
}

.field-error {
  font-size: 0.78rem;
  color: var(--color-gold-dark);
  font-weight: 600;
  display: none;
}

.field.has-error .field-error {
  display: block;
}

/* ============ Stats ============ */
.stat {
  text-align: left;
}

.stat-num {
  font-size: clamp(2rem, 1.5rem + 2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-blue);
  line-height: 1;
}

.stat-label {
  margin-top: 0.4rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

/* ============ Program portal tiles ============ */
.program-tile {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.5rem;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}

.program-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(160deg, var(--tile-color-1, var(--color-blue)), var(--tile-color-2, var(--color-blue-darker)));
  transition: transform var(--transition-base);
}

.program-tile:hover::before {
  transform: scale(1.06);
}

.program-tile .tile-icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-sm);
  opacity: 0.9;
}

.program-tile h3 {
  color: #fff;
  margin: 0;
  font-size: 1.1rem;
}

.program-tile p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.86rem;
  margin: 0;
}

.program-tile .tile-link {
  margin-top: 0.5rem;
  font-weight: 700;
  font-size: 0.84rem;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* ============ Partners carousel ============ */
/* Audit fix: previous controls were featureless blue squares with no
   affordance , these use a clear arrow icon and are vertically centered. */
.partners-carousel {
  position: relative;
  padding-inline: 3.5rem;
}

.partners-track {
  display: flex;
  gap: var(--space-2xl);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-block: var(--space-md);
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.partners-track::-webkit-scrollbar {
  display: none;
}

.partner-logo {
  flex: 0 0 auto;
  scroll-snap-align: start;
  width: 160px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: grayscale(1) opacity(0.65);
  transition: filter var(--transition-fast);
}

.partner-logo:hover {
  filter: grayscale(0) opacity(1);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  box-shadow: var(--shadow-card);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.carousel-btn:hover {
  background: var(--color-blue);
  color: #fff;
}

.carousel-btn.prev {
  left: 0;
}

.carousel-btn.next {
  right: 0;
}

.carousel-btn svg {
  width: 18px;
  height: 18px;
}

/* ============ Filters / pills (Research & Events) ============ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: var(--space-xl);
}

.filter-pill {
  padding: 0.5rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  background: #fff;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-charcoal);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.filter-pill:hover {
  border-color: var(--color-blue);
}

.filter-pill.is-active {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: #fff;
}

.search-input {
  flex: 1;
  min-width: 220px;
  position: relative;
}

.search-input input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.4rem;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
  font-family: inherit;
}

.search-input input:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(43, 153, 206, 0.15);
}

.search-input svg {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
}

.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  color: var(--color-text-muted);
}

/* ============ Event status badges ============ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.28rem 0.6rem;
  border-radius: 100px;
}

.badge-upcoming {
  background: rgba(43, 153, 206, 0.12);
  color: var(--color-blue-dark);
}

.badge-past {
  background: rgba(51, 51, 51, 0.08);
  color: var(--color-text-muted);
}

/* ============ Team / Advisory cards ============ */
.person-card {
  text-align: left;
}

.person-photo {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.person-name {
  font-weight: 700;
  color: var(--color-charcoal);
  font-size: 0.98rem;
}

.person-role {
  font-size: 0.82rem;
  color: var(--color-blue);
  font-weight: 600;
}

/* ============ Research library: sidebar + archive + filters ============ */
.research-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

@media (max-width: 900px) {
  .research-layout {
    grid-template-columns: 1fr;
  }
}

.research-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--space-lg));
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

@media (max-width: 900px) {
  .research-sidebar {
    position: static;
  }
}

.sidebar-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.sidebar-panel h3 {
  margin-bottom: var(--space-sm);
}

.sidebar-scroll {
  max-height: 340px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.category-check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0;
  font-size: 0.86rem;
  color: var(--color-charcoal);
  cursor: pointer;
}

.category-check input {
  accent-color: var(--color-blue);
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.category-check span:nth-child(2) {
  flex: 1;
}

.category-count {
  font-size: 0.74rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 0.1rem 0.45rem;
  border-radius: 100px;
}

/* Archive accordion (Year -> Months) */
.archive-year {
  border-bottom: 1px solid var(--color-border);
}

.archive-year:last-child {
  border-bottom: none;
}

.archive-year-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.1rem;
  background: transparent;
  border: none;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-charcoal);
  text-align: left;
}

.archive-year-btn .chev {
  width: 14px;
  height: 14px;
  margin-left: auto;
  transition: transform var(--transition-fast);
}

.archive-year.is-open .archive-year-btn .chev {
  transform: rotate(180deg);
}

.archive-year.is-active > .archive-year-btn {
  color: var(--color-blue);
}

.archive-year-count {
  font-size: 0.74rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 0.1rem 0.45rem;
  border-radius: 100px;
}

.archive-months {
  display: none;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0 0 0.6rem 0.9rem;
}

.archive-year.is-open .archive-months {
  display: flex;
}

.archive-month-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  background: transparent;
  border: none;
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius);
  font-size: 0.84rem;
  color: var(--color-text-muted);
  text-align: left;
}

.archive-month-btn:hover {
  background: var(--color-bg-alt);
  color: var(--color-charcoal);
}

.archive-month-btn.is-active {
  background: rgba(43, 153, 206, 0.1);
  color: var(--color-blue-dark);
  font-weight: 700;
}

/* Active filter chips */
.active-filters {
  display: none;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: var(--space-md);
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(43, 153, 206, 0.1);
  color: var(--color-blue-dark);
  border: none;
  padding: 0.35rem 0.7rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
}

.filter-chip:hover {
  background: rgba(43, 153, 206, 0.18);
}

.clear-filters-link {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-gold);
}

.result-count {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* Card additions for real publication data */
.card-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.card-tag-more {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
}

.card-summary {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  margin: 0;
}

.load-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xl);
}

/* ============ Article body (rendered publication content) ============ */
/* Content comes from scraped article HTML , restore list markers and
   spacing that the site-wide reset (ul/ol { list-style: none; padding: 0 })
   deliberately strips for nav/UI lists, since real prose needs them. */
.article-body {
  max-width: 72ch;
  font-size: 1.05rem;
}

.article-body h2,
.article-body h3,
.article-body h4 {
  margin-top: var(--space-xl);
}

.article-body ul,
.article-body ol {
  list-style: revert;
  padding-left: 1.4rem;
  margin: 0 0 12pt;
}

.article-body li {
  margin-bottom: 0.4rem;
}

.article-body a {
  text-decoration: underline;
  text-decoration-color: rgba(43, 153, 206, 0.4);
  text-underline-offset: 2px;
}

.article-body a:hover {
  text-decoration-color: currentColor;
}

.article-body blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  border-left: 3px solid var(--color-blue);
  background: var(--color-bg-alt);
  font-style: italic;
  color: var(--color-charcoal);
}

.article-body img {
  border-radius: var(--radius-lg);
  margin-block: var(--space-md);
}

.article-body strong {
  color: var(--color-charcoal);
}

/* ============ Feature / focus-area cards (icon-led, no media) ============ */
.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius);
  background: rgba(43, 153, 206, 0.1);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  margin-bottom: 0.4rem;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* ============ Gallery ============ */
.gallery-grid {
  columns: 3 260px;
  column-gap: var(--space-lg);
}

@media (max-width: 700px) {
  .gallery-grid {
    columns: 1;
  }
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: zoom-in;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.gallery-item .ph-media {
  min-height: 180px;
}

.gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.9rem 1rem;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.55), transparent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

.gallery-item.video::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  clip-path: polygon(35% 25%, 35% 75%, 75% 50%);
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(13, 30, 43, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox-inner {
  max-width: 900px;
  width: 100%;
}

.lightbox-media {
  aspect-ratio: 16/10;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.lightbox-caption {
  color: #fff;
  margin-top: var(--space-md);
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ============ Tabs (About sub-sections) ============ */
.tabs {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
}

.tab-btn {
  padding: 0.85rem 1.1rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  background: transparent;
}

.tab-btn:hover {
  color: var(--color-blue);
}

.tab-btn.is-active {
  color: var(--color-blue);
  border-color: var(--color-blue);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}