.sk-root {
  --sk-bg: var(--color-background, #0d1210);
  --sk-panel: var(--color-card, #151b18);
  --sk-panel-soft: color-mix(in srgb, var(--color-card, #151b18) 70%, var(--color-background, #0d1210));
  --sk-border: var(--color-border, rgba(238, 244, 238, 0.12));
  --sk-border-strong: color-mix(in srgb, var(--color-primary, #d0f2d8) 36%, var(--color-border, rgba(238,244,238,0.12)));
  --sk-fg: var(--color-foreground, #eef4ee);
  --sk-muted: var(--color-muted-foreground, #9eb5a6);
  --sk-accent: var(--color-primary, #d0f2d8);
  --sk-accent-strong: color-mix(in srgb, var(--color-primary, #d0f2d8) 80%, white);
  --sk-danger: var(--color-destructive, #e06868);
  --sk-warning: var(--color-warning, #d6c674);

  background: var(--sk-bg);
  color: var(--sk-fg);
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 57px);
}

.sk-banner {
  align-items: center;
  border-bottom: 1px solid var(--sk-border);
  display: flex;
  gap: 12px;
  justify-content: space-between;
  padding: 8px 16px;
}
.sk-banner-error { background: color-mix(in srgb, var(--sk-danger) 14%, var(--sk-bg)); color: var(--sk-danger); }
.sk-banner-info { background: color-mix(in srgb, var(--sk-warning) 14%, var(--sk-bg)); color: var(--sk-warning); }
.sk-banner-close { background: transparent; border: 0; color: inherit; cursor: pointer; font-size: 18px; padding: 0 6px; }

.sk-grid {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  min-height: 0;
}

.sk-sidebar {
  background: var(--sk-panel-soft);
  border-right: 1px solid var(--sk-border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.sk-sidebar-head {
  border-bottom: 1px solid var(--sk-border);
  display: grid;
  gap: 8px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 10px 12px;
}

.sk-search {
  background: var(--sk-bg);
  border: 1px solid var(--sk-border);
  border-radius: 6px;
  color: var(--sk-fg);
  font-size: 13px;
  padding: 6px 10px;
}
.sk-search:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-rows { display: flex; flex-direction: column; overflow-y: auto; padding: 6px; }

.sk-row {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  color: inherit;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  text-align: left;
}
.sk-row + .sk-row { margin-top: 2px; }
.sk-row:hover { background: color-mix(in srgb, var(--sk-accent) 8%, transparent); }
.sk-row-active {
  background: color-mix(in srgb, var(--sk-accent) 18%, transparent);
  border-color: var(--sk-border-strong);
}
.sk-row-archived { opacity: 0.6; }

.sk-row-head { align-items: baseline; display: flex; gap: 8px; }
.sk-row-topic { flex: 1; font-size: 14px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sk-row-time { color: var(--sk-muted); font-size: 11px; }

.sk-row-meta { color: var(--sk-muted); display: flex; flex-wrap: wrap; font-size: 11px; gap: 8px; }

.sk-row-srccount {
  background: color-mix(in srgb, var(--sk-accent) 16%, transparent);
  border-radius: 999px;
  color: var(--sk-accent);
  font-weight: 600;
  padding: 1px 7px;
}

.sk-row-archived-pill { border: 1px solid var(--sk-muted); border-radius: 999px; font-size: 10px; padding: 1px 6px; }

.sk-row-preview { color: var(--sk-muted); font-size: 12px; line-height: 1.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sk-row-tags { display: flex; flex-wrap: wrap; gap: 4px; }

.sk-sidebar-foot {
  border-top: 1px solid var(--sk-border);
  color: var(--sk-muted);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  text-transform: uppercase;
}

.sk-empty { color: var(--sk-muted); font-size: 13px; padding: 24px 16px; text-align: center; }

.sk-detail { background: var(--sk-bg); display: flex; flex-direction: column; min-height: 0; overflow-y: auto; }
.sk-detail-empty { align-items: center; color: var(--sk-muted); display: flex; flex: 1; font-size: 14px; justify-content: center; text-align: center; }

.sk-detail-bar {
  align-items: center;
  background: var(--sk-panel);
  border-bottom: 1px solid var(--sk-border);
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 10px 16px;
}

.sk-topic-input {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--sk-fg);
  font-size: 18px;
  font-weight: 500;
  padding: 6px 10px;
}
.sk-topic-input:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-detail-actions { display: flex; gap: 8px; }

.sk-meta {
  border-bottom: 1px solid var(--sk-border);
  color: var(--sk-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 11px;
  gap: 18px;
  letter-spacing: 0.04em;
  padding: 6px 16px;
  text-transform: uppercase;
}
.sk-meta-cell { white-space: nowrap; }
.sk-meta-status { color: color-mix(in srgb, var(--sk-fg) 70%, transparent); }

.sk-tags-row {
  align-items: center;
  display: grid;
  gap: 12px;
  grid-template-columns: auto minmax(220px, 380px);
  padding: 10px 16px 0;
}
.sk-tags-label { color: var(--sk-muted); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.sk-tags-input {
  background: var(--sk-panel-soft);
  border: 1px solid var(--sk-border);
  border-radius: 6px;
  color: var(--sk-fg);
  font-size: 12px;
  padding: 5px 10px;
}
.sk-tags-input:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-summary-wrap { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px 0; }
.sk-summary-label { color: var(--sk-muted); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.sk-summary-textarea {
  background: var(--sk-panel-soft);
  border: 1px solid var(--sk-border);
  border-radius: 6px;
  color: var(--sk-fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 13px;
  line-height: 1.65;
  min-height: 180px;
  padding: 12px 14px;
  resize: vertical;
}
.sk-summary-textarea:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-sources-wrap { display: flex; flex-direction: column; gap: 10px; padding: 16px; }
.sk-sources-head {
  align-items: center;
  border-bottom: 1px solid var(--sk-border);
  display: flex;
  gap: 8px;
  padding-bottom: 8px;
}
.sk-sources-title {
  color: var(--sk-muted);
  flex: 1;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sk-source {
  background: var(--sk-panel-soft);
  border: 1px solid var(--sk-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
}

.sk-source-head { align-items: center; display: flex; gap: 8px; }
.sk-source-title { flex: 1; font-size: 13px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sk-source-del {
  background: transparent;
  border: 0;
  color: var(--sk-danger);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0 6px;
}

.sk-source-grid {
  display: grid;
  gap: 6px;
  grid-template-columns: 1.5fr 1.5fr 60px 1fr;
}

.sk-source-input {
  background: var(--sk-bg);
  border: 1px solid var(--sk-border);
  border-radius: 4px;
  color: var(--sk-fg);
  font-size: 12px;
  padding: 5px 8px;
}
.sk-source-input:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-source-input:nth-child(1) { grid-column: 1 / -1; }
.sk-source-input:nth-child(2) { grid-column: 1 / -1; }
.sk-source-input:nth-child(3) { grid-column: 1 / span 2; }
.sk-source-input:nth-child(4) { grid-column: 3 / span 1; }
.sk-source-narrow { grid-column: 3 / span 1 !important; }
.sk-source-grid > .sk-source-input:nth-child(6) { grid-column: 4 / -1; }

.sk-source-notes {
  background: var(--sk-bg);
  border: 1px solid var(--sk-border);
  border-radius: 4px;
  color: var(--sk-fg);
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 12px;
  grid-column: 1 / -1;
  min-height: 60px;
  padding: 6px 8px;
  resize: vertical;
}
.sk-source-notes:focus { border-color: var(--sk-border-strong); outline: none; }

.sk-source-link {
  color: var(--sk-accent);
  font-size: 12px;
  text-decoration: none;
}
.sk-source-link:hover { text-decoration: underline; }

.sk-tag {
  background: color-mix(in srgb, var(--sk-accent) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--sk-accent) 38%, transparent);
  border-radius: 999px;
  color: var(--sk-accent);
  font-size: 11px;
  padding: 2px 8px;
}
.sk-tag-mini { font-size: 10px; padding: 1px 6px; }

.sk-btn {
  background: var(--sk-panel-soft);
  border: 1px solid var(--sk-border);
  border-radius: 6px;
  color: var(--sk-fg);
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  text-transform: uppercase;
}
.sk-btn:hover:not(:disabled) { border-color: var(--sk-border-strong); }
.sk-btn:disabled { cursor: not-allowed; opacity: 0.55; }

.sk-btn-primary { background: var(--sk-accent); border-color: var(--sk-accent); color: var(--sk-bg); font-weight: 600; }
.sk-btn-primary:hover:not(:disabled) { background: var(--sk-accent-strong); }
.sk-btn-ghost { background: transparent; }
.sk-btn-active {
  background: color-mix(in srgb, var(--sk-accent) 22%, transparent);
  border-color: var(--sk-border-strong);
  color: var(--sk-accent);
}
.sk-btn-danger { color: var(--sk-danger); }
.sk-btn-danger:hover:not(:disabled) {
  background: color-mix(in srgb, var(--sk-danger) 14%, transparent);
  border-color: var(--sk-danger);
}
.sk-btn-pubmed { color: var(--sk-warning); }