/* Research Projects page */

.research-page {
  --rp-text: #404040;
  --rp-muted: #6b6f76;
  --rp-border: #e3e6ea;
  --rp-surface: #ffffff;
  --rp-subtle: #f6f7f9;
  --rp-accent: #4b3b63;        /* ORIENTER plum */
  --rp-accent-dark: #382b4b;
  --rp-accent-2: #2f8494;      /* ORIENTER teal */
  --rp-sans: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--rp-text);
}

/* ---------- Tabs ---------- */

.research-page .tab-wrapper {
  margin: 0.5rem 0 2rem;
}

.research-page .tab {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--rp-border);
  border-radius: 12px;
  background: var(--rp-subtle);
  overflow: visible;
}

.research-page .tab button {
  font-family: var(--rp-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--rp-muted);
  padding: 0.55rem 1.15rem;
  border-radius: 9px;
  background: transparent;
  transition: background-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.research-page .tab button:hover {
  background: #eceef1;
  color: var(--rp-text);
}

.research-page .tab button.active {
  background: var(--rp-surface);
  color: #222;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.research-page .tab button:focus-visible {
  outline: 2px solid var(--rp-accent-2);
  outline-offset: 2px;
}

.research-page .tabcontent {
  border: none;
  padding: 0;
}

/* ---------- Section headings ---------- */

.research-page .section-label {
  font-family: var(--rp-sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rp-muted);
  margin: 2rem 0 0.9rem;
}

.research-page .section-label:first-child {
  margin-top: 0;
}

/* ---------- Project cards ---------- */

.project-card {
  background: var(--rp-surface);
  border: 1px solid var(--rp-border);
  border-radius: 12px;
  padding: 1.5rem 1.6rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.project-card--featured {
  border-top: 4px solid var(--rp-accent);
  padding: 1.75rem 1.75rem 1.6rem;
}

.project-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.1rem;
}

.project-logo {
  flex: none;
  width: 104px;
  height: 104px;
  object-fit: contain;
  border-radius: 12px;
  background: #f8f7f5;
  border: 1px solid var(--rp-border);
}

.project-eyebrow {
  display: block;
  font-family: var(--rp-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rp-muted);
}

.project-eyebrow--live {
  color: var(--rp-accent-2);
}

.project-eyebrow--live::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 0.45rem;
  border-radius: 50%;
  background: var(--rp-accent-2);
  vertical-align: 1px;
}

.project-card h3.project-name {
  margin: 0.2rem 0 0.3rem;
  font-size: 1.25rem;
  line-height: 1.3;
  color: #222;
}

.project-card--featured h3.project-name {
  font-size: 1.75rem;
  color: var(--rp-accent);
  letter-spacing: 0.01em;
}

.project-fullname {
  margin: 0;
  font-family: var(--rp-sans);
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--rp-muted);
}

.project-card p.project-summary {
  margin: 0 0 1.2rem;
  font-size: 1.02rem;
  line-height: 1.65;
}

.project-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.9rem 1.5rem;
  margin: 0;
  padding: 1rem 1.2rem;
  background: var(--rp-subtle);
  border-radius: 8px;
}

.project-meta dt {
  font-family: var(--rp-sans);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rp-muted);
  margin-bottom: 0.2rem;
}

.project-meta dd {
  margin: 0;
  font-family: var(--rp-sans);
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--rp-text);
}

.project-meta .meta-wide {
  grid-column: 1 / -1;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.2rem;
}

.project-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--rp-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.55rem 1.05rem;
  border-radius: 8px;
  border: 1px solid #cfd4da;
  background: var(--rp-surface);
  color: var(--rp-text);
  text-decoration: none;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.project-btn:hover,
.project-btn:focus {
  border-color: var(--rp-accent);
  color: var(--rp-accent);
  text-decoration: none;
}

.project-btn--primary {
  background: var(--rp-accent);
  border-color: var(--rp-accent);
  color: #fff;
}

.project-btn--primary:hover,
.project-btn--primary:focus {
  background: var(--rp-accent-dark);
  border-color: var(--rp-accent-dark);
  color: #fff;
}

/* ---------- Scientific activities ---------- */

.activity-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  background: var(--rp-surface);
  border: 1px solid var(--rp-border);
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.activity-list li {
  display: grid;
  grid-template-columns: 6.25rem 1fr auto;
  gap: 0.25rem 1.25rem;
  align-items: baseline;
  padding: 1rem 1.4rem;
  border-top: 1px solid var(--rp-border);
}

.activity-list li:first-child {
  border-top: none;
}

.activity-tag {
  font-family: var(--rp-sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--rp-muted);
}

.activity-title {
  display: block;
  font-family: var(--rp-sans);
  font-size: 0.98rem;
  font-weight: 700;
  color: #222;
}

.activity-desc {
  display: block;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-top: 0.15rem;
}

.activity-link {
  font-family: var(--rp-sans);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

/* ---------- Small screens ---------- */

@media (max-width: 575px) {
  .research-page .tab {
    display: flex;
  }

  .research-page .tab button {
    flex: 1 1 auto;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }

  .project-card,
  .project-card--featured {
    padding: 1.2rem 1.1rem;
  }

  .project-header {
    align-items: flex-start;
    gap: 0.9rem;
  }

  .project-logo {
    width: 72px;
    height: 72px;
  }

  .project-card--featured h3.project-name {
    font-size: 1.4rem;
  }

  .project-btn {
    flex: 1 1 100%;
    justify-content: center;
  }

  .activity-list li {
    grid-template-columns: 1fr;
    padding: 0.9rem 1.1rem;
  }
}