:root {
  --bg: #0f1419;
  --surface: #1a222c;
  --surface-2: #232d3a;
  --border: #2f3b4a;
  --text: #e8edf3;
  --muted: #9aa8b8;
  --accent: #4f8cff;
  --pass: #2e7d32;
  --unresolved: #f9a825;
  --fail: #c62828;
  --radius: 10px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  --sidebar-width: 280px;
  --tree-width: 280px;
  --drawer-width: 100%;
  --scrollbar-size: 10px;
  --scrollbar-track: transparent;
  --scrollbar-thumb: #3a4a5c;
  --scrollbar-thumb-hover: #52657a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

/* Match dark UI instead of OS default light scrollbars */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}
*::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}
*::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}
*::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
  border: 2px solid transparent;
  background-clip: padding-box;
}
*::-webkit-scrollbar-corner {
  background: transparent;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  overflow: hidden;
}

.app-sidebar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100vh;
  border-right: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
}
.sidebar-brand {
  padding: 1rem 1rem 0.85rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-brand h1 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.25;
}
.sidebar-brand p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.35;
}
.header-status {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.75rem;
}
.header-status .badge {
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem 0.65rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-size: 0.9rem;
}
.nav-btn.active, .nav-btn:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--surface-2);
}
.nav-btn-bulk {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
}
.nav-btn-meta {
  display: block;
  font-size: 0.72rem;
  line-height: 1.3;
  color: var(--muted);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.nav-btn-meta[hidden] { display: none; }
.nav-btn-bulk.running {
  border-color: var(--unresolved);
  animation: nav-bulk-pulse 1.3s ease-in-out infinite;
}
.nav-btn-bulk.running .nav-btn-meta {
  color: #ffd27a;
}
.nav-btn-bulk.done .nav-btn-meta { color: var(--pass); }
.nav-btn-bulk.error .nav-btn-meta { color: #ff9e9e; }
.nav-btn-bulk.warn .nav-btn-meta { color: #ffd27a; }

.sidebar-tree {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0.75rem;
}
.sidebar-tree.tree-hidden {
  display: none;
}

.sidebar-account {
  flex-shrink: 0;
  padding: 0.75rem 0.65rem 0.85rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.sidebar-account[hidden] { display: none; }
.sidebar-account-user {
  font-size: 0.8rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sidebar-account .btn {
  width: 100%;
}

#app-main {
  min-height: 0;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

/* Workspace layout */
.workspace {
  display: grid;
  grid-template-columns: 1fr;
  height: 100%;
  min-height: 0;
  position: relative;
}
.workspace-content {
  overflow: auto;
  padding: 1rem;
  min-height: 0;
  min-width: 0;
  border-right: none;
}
.tree-toggle {
  display: none;
  position: fixed;
  top: 0.65rem;
  left: 0.65rem;
  z-index: 60;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
}
.tree-toggle.hidden { display: none !important; }

.chat-layout {
  display: grid;
  grid-template-columns: minmax(200px, 240px) 1fr;
  height: 100%;
  min-height: 0;
}
.panel {
  border-right: 1px solid var(--border);
  overflow: auto;
  padding: 1rem;
  min-height: 0;
}
.panel-chat-main { border-right: none; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}
.card h2, .card h3 { margin-top: 0; font-size: 1rem; }
.content-card { margin-bottom: 0; }

label { display: block; font-size: 0.8rem; color: var(--muted); margin-bottom: 0.25rem; }
input, select, textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  margin-bottom: 0.75rem;
}
textarea { min-height: 90px; resize: vertical; }

.btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
  font-weight: 600;
}
.btn.secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
}
.badge-pass { color: var(--pass); border-color: var(--pass); }
.badge-unresolved { color: var(--unresolved); border-color: var(--unresolved); }
.badge-fail { color: var(--fail); border-color: var(--fail); }
.badge-muted { color: var(--muted); }

.list-item {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 0.5rem;
  cursor: pointer;
  background: var(--surface-2);
}
.list-item.active { border-color: var(--accent); }
.list-item small { color: var(--muted); display: block; margin-top: 0.2rem; }

.paper-list-host { min-width: 0; }
.paper-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.paper-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.75rem;
  align-items: start;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.paper-card:hover {
  border-top-color: #4a5d73;
  border-right-color: #4a5d73;
  border-bottom-color: #4a5d73;
  background: #273443;
}
.paper-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.paper-card.selected {
  border-top-color: var(--accent);
  border-right-color: var(--accent);
  border-bottom-color: var(--accent);
  background: rgba(79, 140, 255, 0.12);
}
.paper-card.status-analyzed { border-left-color: var(--pass); }
.paper-card.status-fetched { border-left-color: var(--accent); }
.paper-card.status-searched { border-left-color: var(--unresolved); }
.paper-card.status-analyzing { border-left-color: var(--unresolved); }
.paper-card.status-embedding { border-left-color: #ab47bc; }
.paper-card.status-skipped { border-left-color: #6b7c8d; }
.paper-card.status-error { border-left-color: var(--fail); }
.paper-card.status-draft { border-left-color: var(--border); }
.paper-card.status-analyzed .paper-card-index { color: var(--pass); }
.paper-card.status-searched .paper-card-index { color: var(--unresolved); }
.paper-card.status-analyzing .paper-card-index { color: var(--unresolved); }
.paper-card.status-skipped .paper-card-index { color: #8a9aab; }
.paper-card.status-error .paper-card-index { color: var(--fail); }
.paper-card-index {
  color: var(--muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.45;
  padding-top: 0.1rem;
}
.paper-card-body { min-width: 0; }
.paper-card-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
}
.paper-card-authors {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.paper-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.65rem;
  margin-top: 0.45rem;
}
.paper-card-meta-text {
  color: var(--muted);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}
.paper-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}
.paper-card-badges .badge { text-transform: capitalize; }

.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { border-bottom: 1px solid var(--border); padding: 0.5rem; text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
tr:hover { background: rgba(255,255,255,0.02); cursor: pointer; }
tr.selected { background: rgba(79, 140, 255, 0.12); }
.col-num {
  width: 3.25rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}
.pager .detail-meta { margin-bottom: 0; }
.pager-nav { display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; }
.pager-pages { display: flex; align-items: center; gap: 0.25rem; }
.pager-btn { padding: 0.35rem 0.65rem; font-weight: 600; }
.pager-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.pager-ellipsis { color: var(--muted); padding: 0 0.2rem; }
.pager-size { width: auto; margin-bottom: 0; }

.alert {
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  border: 1px solid var(--border);
}
.alert.warn { border-color: var(--unresolved); color: #ffd27a; }
.alert.error { border-color: var(--fail); color: #ff9e9e; }
.alert.ok { border-color: var(--pass); color: #9be7a0; }
.alert .alert-title {
  display: block;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.job-status-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.progress {
  height: 8px;
  background: var(--surface-2);
  border-radius: 999px;
  overflow: hidden;
  margin: 0.5rem 0;
}
.progress > span {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s;
}
.progress.progress-done > span { background: var(--pass); }
.progress.progress-error > span { background: var(--fail); }

/* Directory tree: months as folders, tracks as leaves */
.set-tree h3 { margin: 0 0 0.75rem; font-size: 0.9rem; color: var(--muted); }
.dir-tree {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-size: 0.82rem;
}
.dir-folder {
  border: none;
  background: transparent;
}
.dir-folder-label {
  display: grid;
  grid-template-columns: 0.85rem 1fr auto;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.35rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  border-radius: 6px;
  font-weight: 600;
  color: var(--text);
}
.dir-folder-label::-webkit-details-marker { display: none; }
.dir-folder-label:hover { background: rgba(255,255,255,0.04); }
.dir-chevron {
  width: 0.85rem;
  height: 0.85rem;
  display: inline-block;
  position: relative;
}
.dir-chevron::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.35rem;
  height: 0.35rem;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: translate(-60%, -70%) rotate(-45deg);
  transition: transform 0.15s ease;
}
.dir-folder[open] > .dir-folder-label .dir-chevron::before {
  transform: translate(-40%, -80%) rotate(45deg);
}
.dir-folder-name { min-width: 0; }
.dir-folder-count {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}
.dir-children {
  margin: 0 0 0.25rem 0.55rem;
  padding-left: 0.65rem;
  border-left: 1px solid var(--border);
}
.dir-leaf {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.45rem;
  margin: 0.1rem 0;
  border-radius: 6px;
  cursor: pointer;
  border-left: 2px solid transparent;
  margin-left: -1px;
}
.dir-leaf:hover { background: rgba(255,255,255,0.04); }
.dir-leaf.active {
  background: rgba(79, 140, 255, 0.14);
  border-left-color: var(--accent);
}
.dir-leaf-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dir-leaf-meta {
  text-align: right;
  color: var(--muted);
  white-space: nowrap;
}
.dir-leaf-meta small { font-size: 0.7rem; }
.dir-leaf.status-analyzed { border-left-color: var(--pass); }
.dir-leaf.status-fetched { border-left-color: var(--accent); }
.dir-leaf.status-searched { border-left-color: var(--unresolved); }
.dir-leaf.status-analyzing { border-left-color: var(--unresolved); }
.dir-leaf.status-embedding { border-left-color: #ab47bc; }
.dir-leaf.status-fetching,
.dir-leaf.status-busy { border-left-color: var(--accent); }
.dir-leaf.status-error { border-left-color: var(--fail); }
.dir-leaf.status-draft { border-left-color: transparent; }
.dir-leaf.status-analyzing,
.dir-leaf.status-embedding,
.dir-leaf.status-fetching,
.dir-leaf.status-busy {
  animation: status-pulse 1.3s ease-in-out infinite;
}
@keyframes status-pulse {
  0%, 100% { box-shadow: inset 3px 0 0 currentColor; }
  50% { box-shadow: inset 3px 0 0 transparent; }
}
@keyframes nav-bulk-pulse {
  0%, 100% { border-color: var(--unresolved); }
  50% { border-color: transparent; }
}
.dir-leaf.status-analyzing { color: var(--unresolved); }
.dir-leaf.status-embedding { color: #ce93d8; }
.dir-leaf.status-fetching,
.dir-leaf.status-busy { color: var(--accent); }
.dir-leaf.status-analyzing .dir-leaf-name,
.dir-leaf.status-embedding .dir-leaf-name,
.dir-leaf.status-fetching .dir-leaf-name,
.dir-leaf.status-busy .dir-leaf-name { color: var(--text); }

.status-analyzed { border-left-color: var(--pass); }
.status-fetched { border-left-color: var(--accent); }
.status-searched { border-left-color: var(--unresolved); }
.status-analyzing { border-left-color: var(--unresolved); }
.status-embedding { border-left-color: #ab47bc; }
.status-fetching,
.status-busy { border-left-color: var(--accent); }
.status-error { border-left-color: var(--fail); }
.status-skipped { border-left-color: #6b7c8d; }
.status-draft { border-left-color: var(--border); }
.badge-status { text-transform: capitalize; }
.spinner { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Toolbar */
.workspace-toolbar {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
}
.toolbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  flex-wrap: wrap;
}
.toolbar-actions { margin-bottom: 0.35rem; }
.toolbar-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.15rem;
}
.toolbar-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
  cursor: pointer;
  user-select: none;
}
.toolbar-filter input { width: auto; margin: 0; }
.empty-hint { margin: 0; }

/* Modal */
#modal-root { position: relative; z-index: 1000; }
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 1000;
}
.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(520px, 100%);
  max-height: 85vh;
  overflow: auto;
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1rem 0;
}
.modal-header h2 { margin: 0; font-size: 1rem; }
.modal-body { padding: 1rem; }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0 1rem 1rem;
}
.modal-close {
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0.25rem;
}
.query-preview {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  font-size: 0.75rem;
  max-height: 120px;
  overflow: auto;
  white-space: pre-wrap;
  margin-bottom: 0.75rem;
}

/* Full paper view (replaces the old side drawer) */
.drawer-backdrop {
  display: none;
}
.detail-drawer {
  position: absolute;
  inset: 0;
  width: auto;
  height: auto;
  background: var(--bg);
  border: none;
  transform: translateY(10px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 20;
  display: flex;
  flex-direction: column;
}
.detail-drawer.open {
  transform: none;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.drawer-header {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-shrink: 0;
}
.drawer-header h3,
.drawer-heading {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}
.drawer-back {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
}
.drawer-body {
  flex: 1;
  overflow: auto;
  padding: 1.25rem 1.5rem 2rem;
}
.paper-detail {
  max-width: 960px;
  margin: 0 auto;
}
.paper-detail-title {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
  line-height: 1.35;
  font-weight: 650;
}
.paper-abstract-section {
  margin-top: 1.5rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border);
}
.paper-abstract {
  line-height: 1.55;
  font-size: 0.95rem;
  margin: 0;
}

.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 300px;
  margin-bottom: 1rem;
}
.msg {
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  max-width: 90%;
  white-space: pre-wrap;
}
.msg.user { align-self: flex-end; background: var(--accent); }
.msg.assistant { align-self: flex-start; background: var(--surface-2); border: 1px solid var(--border); }

.detail-meta { color: var(--muted); font-size: 0.85rem; margin-bottom: 0.75rem; }
.score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.score-pill {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem;
  font-size: 0.8rem;
}

.stats-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}
.stats-chip {
  display: inline-block;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.stats-chip.muted { color: var(--muted); }
.analysis-table .col-dim {
  font-variant-numeric: tabular-nums;
  text-align: center;
  white-space: nowrap;
  width: 2.5rem;
}

.assessment-stages { margin-top: 1.1rem; }
.assessment-summary { margin-bottom: 0.75rem; }
.assessment-summary .detail-meta { display: inline; margin-bottom: 0; }
.score-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.65rem;
  margin-bottom: 0.9rem;
  padding: 0.7rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.score-stat {
  font-size: 0.9rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.score-strip-dims {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  width: 100%;
}
.score-dim {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}
.stage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.stage-block {
  margin-bottom: 0;
  padding: 0.75rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 0;
}
.stage-span-2 { grid-column: 1 / -1; }
.stage-title {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.kv-row {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.35rem 0.65rem;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}
.field-block {
  margin-bottom: 0;
  min-width: 0;
}
.char-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.1rem;
}
.kv-label { color: var(--muted); font-size: 0.78rem; }
.kv-value { color: var(--text); line-height: 1.45; white-space: pre-wrap; font-size: 0.88rem; }
.dim-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}
.dim-card {
  padding: 0.55rem 0.6rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 0;
}
.dim-row { margin-bottom: 0.5rem; }
.dim-score-pill {
  display: inline-block;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.3rem 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
}
.dim-card .dim-score-pill {
  background: var(--surface);
}
.dim-why, .stage-note {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.badge-row { display: flex; gap: 0.35rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.badge-new { color: var(--accent); border-color: var(--accent); }
.similar-list { margin-top: 1.5rem; border-top: 1px solid var(--border); padding-top: 1.1rem; }
.similar-list h3 {
  margin: 0 0 0.65rem;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.similar-item {
  display: block;
  width: 100%;
  text-align: left;
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
  padding: 0.45rem 0.5rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: inherit;
  cursor: pointer;
}
.similar-item:hover { background: rgba(255, 255, 255, 0.04); border-color: var(--border); }
.similar-item:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.similar-item.loading { opacity: 0.6; cursor: wait; }

.network-graph {
  height: 420px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 0.75rem 0;
  background: var(--surface-2);
}
.network-graph-full { height: calc(100vh - 320px); min-height: 360px; }
.network-stats-collapse { margin-top: 0.5rem; }
.network-stats-inner { padding: 0.5rem 0; }
.network-stats-inner h4 { margin: 0.75rem 0 0.25rem; font-size: 0.85rem; }

.timing-summary {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.timing-summary h4 {
  margin: 0.75rem 0 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.timing-summary h4:first-child { margin-top: 0; }
.timing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}
.timing-table th,
.timing-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.35rem 0.4rem;
  text-align: left;
  vertical-align: top;
}
.timing-table th { color: var(--muted); font-weight: 600; }
.timing-table td:nth-child(n+2) {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.timing-recent { max-height: 140px; overflow: auto; }

.run-status {
  margin: 0.15rem 0 0.85rem;
  padding: 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.run-status-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.run-status-title {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.35;
}
.run-status-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
}
.run-paper-progress { margin-bottom: 0.15rem; }
.run-paper-progress-label {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}
.run-progress { margin: 0; }
.run-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 0.85rem;
}
.run-metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  min-width: 0;
}
.run-metric-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 0.2rem;
}
.run-metric-value {
  display: block;
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
  font-weight: 650;
  line-height: 1.25;
}
.run-metric-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.15rem;
}

.mem-panel {
  margin: 0 0 0.85rem;
  padding: 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.mem-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}
.mem-panel-head h4 { margin: 0; }
.badge-mem { text-transform: capitalize; }
.mem-ok .badge-mem { color: var(--pass); border-color: var(--pass); }
.mem-leftover .badge-mem { color: var(--unresolved); border-color: var(--unresolved); }
.mem-warn .badge-mem { color: var(--unresolved); border-color: var(--unresolved); }
.mem-critical .badge-mem { color: var(--fail); border-color: var(--fail); }
.mem-spark { display: block; margin: 0.45rem 0 0.2rem; }
.mem-spark-legend {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0 0 0.65rem;
}
.mem-spark-key::before {
  content: "";
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  margin-right: 0.3rem;
  vertical-align: -0.05rem;
}
.mem-spark-key-ram::before { background: #5b8def; }
.mem-spark-key-swap::before { background: #e67e22; }
.mem-spark-key-llama::before { background: #8e6cc9; }
.mem-metrics { grid-template-columns: 1fr 1fr 1fr; margin-top: 0; }

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  width: 100%;
  max-width: none;
}
.settings-card-wide {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  body {
    grid-template-columns: 1fr;
  }
  .app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    z-index: 50;
    transform: translateX(-100%);
    transition: transform 0.25s;
    box-shadow: var(--shadow);
  }
  body.sidebar-open .app-sidebar {
    transform: translateX(0);
  }
  .tree-toggle { display: block; }
  #app-main { padding-top: 2.75rem; }
  .settings-grid { grid-template-columns: 1fr; }
  .run-metrics { grid-template-columns: 1fr 1fr; }
  .chat-layout { grid-template-columns: 1fr; }
  .panel-chat-sidebar { display: none; }
}
@media (max-width: 800px) {
  .stage-grid,
  .dim-grid,
  .char-grid { grid-template-columns: 1fr; }
  .kv-row { grid-template-columns: 1fr; }
  .paper-detail-title { font-size: 1.15rem; }
  .drawer-body { padding: 1rem; }
}
@media (max-width: 600px) {
  .toolbar-actions .btn { font-size: 0.8rem; padding: 0.45rem 0.65rem; }
}