body { margin: 0; background: #f8fafc; color: #1f2937; }
.page { padding: 16px; width: max-content; min-width: 100%; box-sizing: border-box; }
.head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
.head h1 { margin: 0; font-size: 18px; }
.sub { color: #64748b; font-size: 12px; }
.toolbar-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.toolbar-group { display: inline-flex; align-items: center; gap: 6px; }
.toolbar-select {
  padding: 6px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  font-size: 13px;
}
.tool-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #0f172a;
  cursor: pointer;
  font-size: 13px;
  text-decoration: none;
}
.tool-button.primary {
  background: #1d4ed8;
  border-color: #1d4ed8;
  color: #fff;
}
.tool-button:disabled {
  cursor: not-allowed;
  color: #94a3b8;
  background: #f8fafc;
}
.relation-picker {
  position: relative;
}
.relation-picker.open .relation-picker-menu {
  display: block;
}
.relation-picker-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  width: 320px;
  max-width: calc(100vw - 32px);
  padding: 12px;
  border: 1px solid #dbe3ef;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.12);
  z-index: 8;
}
.relation-picker-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 12px;
}
.relation-picker-grid label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: #334155;
}
.relation-picker-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 10px;
}
.status-bar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid #dbe3ef;
  border-radius: 10px;
  background: #fff;
}
.status-bar strong { color: #0f172a; }
.table-wrap { border: 1px solid #dbe3ef; border-radius: 10px; background: #fff; overflow: auto; max-height: calc(100vh - 220px); }
table { width: max-content; min-width: 100%; border-collapse: collapse; table-layout: auto; }
th, td { padding: 10px 12px; border-bottom: 1px solid #eef2f7; text-align: left; font-size: 13px; white-space: nowrap; vertical-align: top; background: #fff; }
th { position: sticky; top: 0; background: #f8fbff; z-index: 4; }
.sticky-col { position: sticky; z-index: 3; overflow: hidden; text-overflow: ellipsis; }
tbody .sticky-col { background: #fff; }
thead .sticky-col { background: #f8fbff; }
.sticky-col-1 { left: 0; min-width: 120px; width: 120px; max-width: 120px; }
.sticky-col-2 { left: 120px; min-width: 190px; width: 190px; max-width: 190px; }
.sticky-col-3 { left: 310px; min-width: 190px; width: 190px; max-width: 190px; }
.sticky-col-4 { left: 500px; min-width: 280px; width: 280px; max-width: 280px; }
.relation-col { min-width: 104px; text-align: center; }
.type-col { min-width: 220px; }
.relation-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 78px;
  padding: 4px 10px;
  border-radius: 999px;
  text-decoration: none;
  color: #0f4c81;
  background: #edf5ff;
  border: 1px solid #c8ddf6;
  font-weight: 600;
}
.relation-link-active {
  color: #15803d;
  background: #ecfdf3;
  border-color: #86efac;
}
.relation-link-active:hover { background: #dcfce7; }
.relation-link-disabled {
  color: #94a3b8;
  background: #f1f5f9;
  border-color: #cbd5e1;
  cursor: not-allowed;
}
.relation-link-loading {
  color: #475569;
  background: #eef2ff;
  border-color: #c7d2fe;
}
.empty { padding: 24px; color: #64748b; text-align: center; }
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.pagination-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.page-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #0f172a;
  font-size: 13px;
}
.page-chip.current {
  background: #1d4ed8;
  border-color: #1d4ed8;
  color: #fff;
}
.export-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.45);
  z-index: 30;
}
.export-overlay-hidden {
  display: none;
}
.export-overlay-card {
  width: min(480px, 100%);
  padding: 24px 26px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.18);
  text-align: center;
}
.export-overlay-spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto 14px;
  border: 3px solid #dbeafe;
  border-top-color: #2563eb;
  border-radius: 50%;
  animation: jszahz-topic-detail-spin 0.8s linear infinite;
}
.export-overlay-title {
  color: #0f172a;
  font-size: 18px;
  font-weight: 700;
}
.export-overlay-text {
  margin-top: 10px;
  color: #475569;
  font-size: 14px;
  line-height: 1.7;
}
.export-overlay-actions {
  display: flex;
  justify-content: center;
  margin-top: 18px;
}

@keyframes jszahz-topic-detail-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 960px) {
  .head,
  .toolbar-form,
  .pagination {
    align-items: stretch;
  }

  .relation-picker-menu {
    left: 0;
    right: auto;
    width: min(320px, calc(100vw - 32px));
  }

  .status-bar {
    flex-direction: column;
  }
}