/* assets/css/scholar-stats.css
   Styles for the Google Scholar impact widget.
   Designed to harmonize with the Minimal Mistakes theme. */

.scholar-impact {
  margin: 2rem 0;
  padding: 1.5rem;
  border: 1px solid #e1e4e8;
  border-radius: 8px;
  background: linear-gradient(135deg, #fafbfc 0%, #f0f2f5 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

.scholar-impact__heading {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1.25rem 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: #24292f;
  letter-spacing: -0.01em;
}

.scholar-impact__icon {
  color: #4285f4;
  flex-shrink: 0;
}

/* ── Metric cards ─────────────────────────────── */
.scholar-impact__metrics {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.scholar-impact__metric {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0.75rem;
  border-radius: 6px;
  background: #fff;
  border: 1px solid #e1e4e8;
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.scholar-impact__metric:hover {
  border-color: #4285f4;
  box-shadow: 0 2px 8px rgba(66, 133, 244, 0.12);
  text-decoration: none;
}

.scholar-impact__number {
  font-size: 1.75rem;
  font-weight: 700;
  color: #1a73e8;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.scholar-impact__label {
  font-size: 0.75rem;
  font-weight: 500;
  color: #57606a;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.25rem;
}

/* ── Sparkline chart ──────────────────────────── */
.scholar-impact__chart {
  margin-bottom: 1.25rem;
  padding: 0.75rem 0;
}

.scholar-impact__bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 48px;
}

.scholar-impact__bar {
  flex: 1;
  min-width: 6px;
  background: linear-gradient(to top, #4285f4, #7baaf7);
  border-radius: 2px 2px 0 0;
  position: relative;
  transition: opacity 0.2s ease;
  cursor: default;
}

.scholar-impact__bar:hover {
  opacity: 0.8;
}

.scholar-impact__bar-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #24292f;
  color: #fff;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
  pointer-events: none;
}

.scholar-impact__bar:hover .scholar-impact__bar-tooltip {
  display: block;
}

/* ── Publications list ────────────────────────── */
.scholar-impact__pubs {
  margin-bottom: 1rem;
}

.scholar-impact__pubs-heading {
  font-size: 0.8rem;
  font-weight: 600;
  color: #57606a;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 0.75rem 0;
}

.scholar-impact__pub {
  padding: 0.6rem 0;
  border-bottom: 1px solid #eef0f3;
}

.scholar-impact__pub:last-child {
  border-bottom: none;
}

.scholar-impact__pub-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: #1a73e8;
  text-decoration: none;
  line-height: 1.4;
  display: block;
}

.scholar-impact__pub-title:hover {
  text-decoration: underline;
}

.scholar-impact__pub-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.75rem;
  margin-top: 0.25rem;
  font-size: 0.78rem;
  color: #656d76;
}

.scholar-impact__pub-venue {
  font-style: italic;
}

.scholar-impact__pub-cites {
  font-weight: 600;
  color: #1a73e8;
}

/* ── Footer ───────────────────────────────────── */
.scholar-impact__footer {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px solid #e1e4e8;
  font-size: 0.8rem;
  color: #656d76;
}

.scholar-impact__footer a {
  color: #1a73e8;
  text-decoration: none;
  font-weight: 500;
}

.scholar-impact__footer a:hover {
  text-decoration: underline;
}

.scholar-impact__footer small {
  color: #8b949e;
}

/* ── Responsive ───────────────────────────────── */
@media (max-width: 480px) {
  .scholar-impact__metrics {
    flex-direction: column;
    gap: 0.5rem;
  }

  .scholar-impact__metric {
    flex-direction: row;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem;
  }

  .scholar-impact__number {
    font-size: 1.4rem;
  }
}