/* 科研机构分析（复用人才分析布局范式） */
.inst-page {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 100%;
}

.inst-page-header h1 {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 600;
}

.inst-page-header p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-secondary);
  max-width: 920px;
  line-height: 1.55;
}

.inst-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.inst-nav {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 8px;
  position: sticky;
  top: 12px;
}

.inst-nav-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.35;
}

.inst-nav-btn:hover {
  background: #f1f5f9;
  color: var(--color-text);
}

.inst-nav-btn.is-active {
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-weight: 500;
}

.inst-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.inst-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 16px 18px;
}

.inst-card-title {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 6px;
}

.inst-card-desc {
  margin: 0 0 14px;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.inst-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: flex-end;
  padding: 12px 14px;
  background: #f8fafc;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 14px;
}

.inst-toolbar label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.inst-toolbar select,
.inst-toolbar input[type="number"],
.inst-toolbar input[type="text"] {
  min-width: 140px;
  padding: 5px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 13px;
  background: #fff;
}

.inst-toolbar .inst-field-multiselect {
  min-width: 220px;
  min-height: 88px;
}

.inst-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.inst-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.inst-stat-card {
  padding: 12px 14px;
  background: #f8fafc;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.inst-stat-card .label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.inst-stat-card .value {
  font-size: 22px;
  font-weight: 600;
}

.inst-stat-card .sub {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.inst-chart-wrap {
  overflow-x: auto;
}

.inst-chart-wrap svg {
  display: block;
  max-width: 100%;
}

.inst-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.inst-table th,
.inst-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.inst-table th {
  font-size: 12px;
  color: var(--color-text-secondary);
  font-weight: 500;
  background: #f8fafc;
}

.inst-table .rank {
  font-weight: 600;
  color: var(--color-primary);
}

.inst-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 12px;
}

.inst-bar-row .name {
  width: 100px;
  flex-shrink: 0;
  color: var(--color-text-secondary);
}

.inst-bar-row .bar {
  flex: 1;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}

.inst-bar-row .bar span {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, #0d9488, #2dd4bf);
}

.inst-bar-row .val {
  width: 52px;
  text-align: right;
  font-weight: 500;
}

.inst-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 12px;
}

.inst-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.inst-legend-item i {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.inst-network-wrap {
  min-height: 320px;
  background: #fafbfc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.inst-network-svg {
  width: 100%;
  height: 320px;
}

.inst-network-edge {
  stroke: #cbd5e1;
  stroke-width: 1.5px;
}

.inst-weight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}

.inst-weight-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.inst-weight-item input[type="range"] {
  flex: 1;
}

.inst-report-box {
  padding: 14px 16px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.65;
  white-space: pre-wrap;
}

.inst-report-box--warn {
  background: #fff7ed;
  border-color: #fed7aa;
}

.inst-rec-card {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 10px;
}

.inst-rec-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}

.inst-rec-card h5 {
  margin: 0;
  font-size: 14px;
}

.inst-score {
  font-size: 13px;
  font-weight: 600;
  color: #0d9488;
  white-space: nowrap;
}

.inst-tag {
  display: inline-block;
  padding: 2px 8px;
  margin: 0 4px 4px 0;
  font-size: 11px;
  border-radius: 4px;
  background: #ccfbf1;
  color: #0f766e;
}

.inst-attention-high {
  color: #dc2626;
  font-weight: 600;
}

.inst-attention-mid {
  color: #d97706;
  font-weight: 600;
}

.inst-attention-low {
  color: #16a34a;
}

@media (max-width: 1100px) {
  .inst-layout {
    grid-template-columns: 1fr;
  }

  .inst-nav {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }

  .inst-nav-btn {
    width: auto;
    flex: 1 1 calc(50% - 4px);
  }

  .inst-grid-2,
  .inst-grid-3 {
    grid-template-columns: 1fr;
  }
}