.research-index-page,
.research-index-page .page-header {
  width: min(1200px, calc(100% - 2rem));
  margin-left: auto;
  margin-right: auto;
}

.research-index-page .page-header {
  padding: 2rem 0 1.25rem;
}

.research-index-page .page-title {
  margin: 0;
  font-size: clamp(1.6rem, 3.1vw, 2.3rem);
  color: var(--text);
}

.research-index-page .page-subtitle {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
}

.research-index-page .toolbar {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(220px, 1fr);
  gap: 1rem;
}

.research-index-page .field {
  display: grid;
  gap: 0.45rem;
}

.research-index-page .field__label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.research-index-page input,
.research-index-page select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: calc(12px * var(--card-radius-scale));
  background: rgba(6, 14, 26, 0.92);
  color: var(--text);
  padding: 0.7rem 0.82rem;
}

.research-index-page .results-section {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto 3rem;
}

.research-index-page .results-count {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.research-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.research-case-card {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: calc(16px * var(--card-radius-scale));
  background: linear-gradient(180deg, rgba(11, 24, 40, 0.95), rgba(7, 15, 27, 0.95));
  box-shadow: 0 18px 32px rgba(1, 9, 22, 0.24);
  padding: 1rem;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.research-case-card:hover,
.research-case-card:focus-visible {
  border-color: rgba(120, 226, 255, 0.66);
  transform: translateY(-2px);
}

.research-case-card__title {
  margin: 0;
  font-size: 1rem;
}

.research-case-card__meta {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.research-case-card__summary {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.45;
}

.research-case-card__chips {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.research-case-chip {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.2rem 0.58rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.research-drawer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.8rem;
}

.research-drawer-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(114, 216, 255, 0.52);
  border-radius: 999px;
  background: rgba(114, 216, 255, 0.12);
  color: #d9f8ff;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.58rem 0.92rem;
}

.research-drawer-btn.is-disabled {
  opacity: 0.5;
  pointer-events: none;
}

.research-drawer-section {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 0.9rem;
}

.research-drawer-section h3 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

.research-drawer-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
  display: grid;
  gap: 0.45rem;
}

.research-drawer-summary {
  margin: 0.6rem 0 0;
  color: var(--text-muted);
  line-height: 1.55;
}

.research-deep-dive-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 0.9rem;
  align-items: start;
}

.research-deep-dive-main {
  min-width: 0;
}

.research-credibility-card {
  margin: 0;
  border: 1px solid rgba(114, 216, 255, 0.34);
  border-radius: calc(12px * var(--card-radius-scale));
  background: rgba(114, 216, 255, 0.08);
  padding: 0.72rem;
}

.research-credibility-card h4 {
  margin: 0 0 0.55rem;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #d6f5ff;
}

.research-credibility-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.28rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.research-credibility-row:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.research-credibility-row--overall {
  margin-top: 0.2rem;
  font-weight: 700;
  color: #eefaff;
}

.research-credibility-stars {
  letter-spacing: 0.05em;
  color: #8de7ff;
  font-size: 0.8rem;
  white-space: nowrap;
}

.research-note-card {
  margin-top: 0.5rem;
  padding: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: calc(12px * var(--card-radius-scale));
  background: rgba(255, 255, 255, 0.04);
}

.research-note-card__meta {
  margin: 0;
  font-size: 0.76rem;
  color: var(--text-muted);
}

.research-note-card p {
  margin: 0.5rem 0 0;
}

.research-source-list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.5rem;
}

.research-source-list a {
  color: var(--accent);
}

[hidden] {
  display: none !important;
}

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 9, 14, 0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
  z-index: 40;
}

.drawer-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.profile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  left: auto;
  height: 100vh;
  width: min(760px, 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(10, 12, 16, 0.96);
  transform: translateX(102%);
  transition: transform 0.3s ease;
  z-index: 50;
  display: grid;
  grid-template-rows: auto 1fr;
}

.profile-drawer.is-open {
  transform: translateX(0%);
}

.profile-drawer__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.profile-drawer__name {
  margin: 0;
  font-size: 1.1rem;
}

.profile-drawer__content {
  overflow: auto;
  padding: 1.25rem;
  display: grid;
  gap: 1.25rem;
}

.icon-button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
}

@media (max-width: 880px) {
  .research-index-page .toolbar {
    grid-template-columns: 1fr;
  }

  .research-deep-dive-layout {
    grid-template-columns: 1fr;
  }

  .research-credibility-card {
    width: min(320px, 100%);
  }
}