.openingdb-app {
  display: grid;
  grid-template-columns: var(--nav-width-expanded) 1fr;
  min-height: 100vh;
}

.openingdb-content {
  padding: 18px;
  overflow-x: hidden;
}

.openingdb-page {
  max-width: 1400px;
  margin: 0 auto;
  color: var(--text-primary);
}

.openingdb-header h1 {
  margin-bottom: 8px;
}

.openingdb-header p {
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 980px;
}

.openingdb-top-area {
  display: grid;
  grid-template-columns: minmax(420px, 6in) minmax(560px, 1fr);
  gap: 16px;
  align-items: stretch;
}

.openingdb-bottom-area {
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(360px, 420px);
  gap: 16px;
  align-items: start;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
  padding: 12px;
}

.openingdb-board-shell {
  --board-size: 6in;
  width: clamp(320px, 92vw, var(--board-size));
  height: clamp(320px, 92vw, var(--board-size));
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
  padding: 6px;
}

.openingdb-board {
  width: 100%;
  height: 100%;
}

.openingdb-board-error {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 14px;
  color: #ff6b6b;
  background: rgba(160, 30, 30, 0.12);
  border: 1px solid rgba(255, 107, 107, 0.5);
  border-radius: 8px;
  font-weight: 600;
}

.openingdb-side-panel {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
  padding: 12px;
}

.openingdb-action-band {
  margin-top: 14px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
  padding: 12px;
  display: grid;
  gap: 10px;
}

.openingdb-controls {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 8px;
}

.openingdb-engine-cta {
  width: 100%;
  min-height: 44px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

:root {
  --hack-bg: #050607;
  --hack-green: #39ff14;
  --hack-green-dim: rgba(57, 255, 20, 0.35);
}

.engine-analysis-zone {
  background: var(--hack-bg);
  border: 1px solid var(--hack-green-dim);
  border-radius: 10px;
  padding: 10px;
}

.engine-analysis-label {
  font-family: 'Roboto Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--hack-green);
  margin-bottom: 8px;
}

.engine-analysis-zone .openingdb-engine-cta {
  background: var(--hack-bg);
  border: 1px solid var(--hack-green);
  color: var(--hack-green);
  text-shadow: 0 0 4px rgba(57, 255, 20, 0.25);
}

.engine-analysis-zone .openingdb-engine-cta:hover {
  box-shadow: 0 0 0 1px var(--hack-green-dim), 0 0 10px var(--hack-green-dim);
}

.engine-analysis-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.engine-analysis-controls label {
  display: inline-grid;
  gap: 4px;
  font-size: 11px;
  color: #a8ff9c;
  font-family: 'Roboto Mono', monospace;
}

.engine-analysis-controls .engine-analysis-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: #9fe78b;
}

.engine-analysis-toggle input[type='checkbox'] {
  accent-color: var(--hack-green);
}

.engine-analysis-controls select {
  background: #0a0d0a;
  border: 1px solid var(--hack-green-dim);
  color: var(--hack-green);
  border-radius: 6px;
  padding: 4px 6px;
}

.engine-analysis-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.engine-analysis-zone .openingdb-engine-stop {
  background: #0a0d0a;
  border: 1px solid #2a7a2a;
  color: #98d698;
}

.engine-analysis-zone .openingdb-engine-share {
  background: #0a0d0a;
  border: 1px solid rgba(57, 255, 20, 0.28);
  color: #8fe67a;
}

.engine-copy-feedback {
  min-width: 80px;
  font-family: 'Roboto Mono', monospace;
  font-size: 11px;
  color: #8fe67a;
  display: inline-flex;
  align-items: center;
}

.engine-analysis-readout {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 6px 10px;
  font-family: 'Roboto Mono', monospace;
}

.engine-analysis-readout > div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
  color: #9ec79e;
}

.engine-analysis-readout strong {
  color: var(--hack-green);
  font-weight: 700;
  text-align: right;
}

.engine-analysis-readout .engine-pv {
  grid-column: 1 / -1;
  align-items: flex-start;
}

.engine-analysis-readout .engine-pv strong {
  text-align: left;
  line-height: 1.35;
  word-break: break-word;
}

.engine-pv-lines {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.engine-pv-line {
  display: grid;
  gap: 2px;
  align-items: start;
  border: 1px solid rgba(57, 255, 20, 0.2);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.2);
  padding: 6px 8px;
}

.engine-pv-line-header {
  font-size: 11px;
  color: #98d698;
  white-space: normal;
}

.engine-pv-line strong {
  text-align: left;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.engine-analysis-debug {
  margin-top: 8px;
  border: 1px solid rgba(57, 255, 20, 0.2);
  border-radius: 8px;
  padding: 8px;
  background: rgba(0, 0, 0, 0.28);
  font-family: 'Roboto Mono', monospace;
}

.engine-analysis-debug-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  color: #8fe67a;
  font-size: 11px;
}

.openingdb-engine-debug-copy {
  padding: 4px 8px;
  font-size: 11px;
  border-color: var(--hack-green-dim);
  color: #9fe78b;
  background: #0a0d0a;
}

.engine-analysis-debug-grid {
  display: grid;
  gap: 4px;
}

.engine-analysis-debug-grid div {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  align-items: center;
}

.engine-analysis-debug-grid span {
  color: #8fbf8a;
  font-size: 10px;
}

.engine-analysis-debug-grid strong {
  color: #c8ffc0;
  font-size: 10px;
  max-width: 270px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: right;
}

.engine-analysis-debug-grid .engine-debug-line {
  align-items: flex-start;
}

.engine-analysis-debug-grid .engine-debug-line strong {
  white-space: normal;
  word-break: break-word;
  text-align: left;
}

.openingdb-fen-panel {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 10px;
  background: var(--bg-tertiary);
}

.openingdb-fen-panel label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.openingdb-fen-panel textarea {
  width: 100%;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 6px;
  padding: 8px;
  resize: vertical;
}

.openingdb-fen-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.openingdb-error {
  margin-top: 6px;
  color: #ff7b7b;
  font-size: 12px;
}

.openingdb-movelist-label {
  display: block;
  margin-top: 6px;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.openingdb-turnply {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
  margin-bottom: 6px;
}

.openingdb-movelist {
  width: 100%;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 8px;
  font-family: 'Roboto Mono', monospace;
  line-height: 1.5;
  min-height: 300px;
  max-height: 520px;
  overflow: auto;
}

.openingdb-stats-section {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
  padding: 12px;
}

.openingdb-stats-section-compact {
  padding: 10px;
  display: flex;
  flex-direction: column;
  min-height: clamp(320px, 92vw, 6in);
}

.openingdb-stats-section-compact .openingdb-tab {
  padding: 5px 8px;
  font-size: 12px;
}

.openingdb-stats-section-compact .openingdb-opening-meta {
  margin-bottom: 8px;
}

.openingdb-stats-section-compact .openingdb-moves-toolbar {
  margin-bottom: 6px;
}

.openingdb-table-wrap-compact {
  flex: 1 1 auto;
  min-height: 280px;
  max-height: none;
}

.openingdb-side-panel-bottom {
  min-height: 0;
  border: 0;
  background: transparent;
  padding: 0 0 0 12px;
  border-left: 1px solid var(--border-color);
}

.openingdb-games-dock {
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  min-height: 220px;
}

.openingdb-games-dock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.openingdb-games-dock-text {
  margin: 0 0 10px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.45;
}

.openingdb-games-dock-note {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
}

.openingdb-opening-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.openingdb-opening-meta #odbLookupStatus {
  color: var(--text-secondary);
  font-size: 12px;
}

.openingdb-lookup-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.openingdb-match-badge {
  display: inline-block;
  font-size: 11px;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  padding: 2px 8px;
  background: var(--bg-primary);
}

.openingdb-dataset-banner {
  margin-bottom: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 12px;
  color: #ffd2a8;
  border: 1px solid rgba(255, 166, 89, 0.45);
  background: rgba(255, 166, 89, 0.14);
}

.openingdb-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.openingdb-tab {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

.openingdb-tab.active {
  background: var(--bg-tertiary);
  font-weight: 700;
}

.openingdb-tab-panel[hidden] {
  display: none !important;
}

.openingdb-moves-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.openingdb-quick-eval-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #9fe78b;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 4px 8px;
  background: rgba(57, 255, 20, 0.08);
}

.openingdb-quick-eval-toggle input[type='checkbox'] {
  accent-color: #39ff14;
}

.openingdb-quick-eval-mode {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #9fe78b;
}

.openingdb-quick-eval-mode select {
  background: #0a0d0a;
  border: 1px solid rgba(57, 255, 20, 0.28);
  color: #9fe78b;
  border-radius: 6px;
  padding: 3px 6px;
}

.openingdb-modes {
  display: flex;
  gap: 8px;
}

.openingdb-coverage-badge {
  font-size: 12px;
  color: var(--text-secondary);
}

.openingdb-rows-diag {
  font-size: 11px;
  color: #8fbf8a;
  margin-bottom: 8px;
  font-family: 'Roboto Mono', monospace;
}

.openingdb-table-wrap {
  max-height: 420px;
  overflow-x: auto;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 12px;
}

.openingdb-stats-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  table-layout: fixed;
}

.openingdb-stats-table th,
.openingdb-stats-table td {
  border-bottom: 1px solid var(--border-color);
  padding: 8px 10px;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.openingdb-stats-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--panel-bg, var(--bg-secondary));
}

.openingdb-stats-table th.col-move,
.openingdb-stats-table td.col-move {
  width: 110px;
}

.openingdb-stats-table td.col-move {
  font-weight: 700;
}

.openingdb-stats-table td.col-move .movePrefix {
  opacity: 0.75;
  margin-right: 0;
  font-variant-numeric: tabular-nums;
}

.openingdb-stats-table th.col-games,
.openingdb-stats-table td.col-games {
  width: 120px;
}

.openingdb-stats-table th.col-wdl,
.openingdb-stats-table td.col-wdl {
  width: auto;
}

.openingdb-stats-table th.col-engine,
.openingdb-stats-table td.col-engine {
  width: 100px;
  text-align: center;
}

.openingdb-stats-table td.col-engine.is-pending {
  color: #9ec79e;
  font-style: italic;
}

.openingdb-stats-table col.colg-move {
  width: 110px;
}

.openingdb-stats-table col.colg-games {
  width: 120px;
}

.openingdb-stats-table col.colg-engine {
  width: 100px;
}

.openingdb-stats-table tbody tr {
  cursor: pointer;
}

.openingdb-stats-table tbody tr:hover {
  filter: brightness(1.04);
}

.wdb-bar {
  display: flex;
  width: 100%;
  height: 14px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
}

.wdb-bar .w,
.wdb-bar .d,
.wdb-bar .l {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 2%;
}

.wdb-bar .w {
  background: rgba(0, 255, 0, 0.25);
}

.wdb-bar .d {
  background: rgba(255, 255, 255, 0.18);
}

.wdb-bar .l {
  background: rgba(255, 0, 0, 0.25);
}

.wdb-bar span {
  font-size: 10px;
  line-height: 14px;
  padding: 0 4px;
  white-space: nowrap;
}

.openingdb-empty {
  color: var(--text-secondary);
  text-align: center;
}

.openingdb-games-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.openingdb-games-filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}

.openingdb-games-filters label {
  font-size: 12px;
  color: var(--text-secondary);
  display: grid;
  gap: 4px;
}

.openingdb-games-filters input,
.openingdb-games-filters select {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 6px;
  padding: 6px 8px;
}

.openingdb-games-status {
  color: var(--text-secondary);
  font-size: 12px;
  margin-bottom: 8px;
}

.openingdb-games-summary {
  color: #b8bfca;
  font-size: 12px;
  margin-bottom: 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.02);
}

.openingdb-games-wrap {
  max-height: 340px;
  overflow: auto;
  border: 1px solid var(--border-color);
  border-radius: 12px;
}

.openingdb-games-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.openingdb-games-table th,
.openingdb-games-table td {
  border-bottom: 1px solid var(--border-color);
  padding: 8px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.openingdb-games-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--panel-bg, var(--bg-secondary));
}

.openingdb-games-downloads {
  margin-top: 8px;
  display: grid;
  gap: 6px;
}

.openingdb-games-downloads a {
  color: #8ecbff;
  font-size: 12px;
}

.openingdb-games-pgn {
  margin-top: 10px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
  background: var(--bg-tertiary);
}

.openingdb-games-pgn-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.openingdb-games-pgn-actions {
  display: flex;
  gap: 6px;
}

.openingdb-games-pgn textarea {
  width: 100%;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 8px;
  font-family: 'Roboto Mono', monospace;
}

.odb-transition {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #2c2c2c;
  background: #111;
  border-radius: 8px;
  text-align: left;
}

.odb-transition h3 {
  margin: 0 0 6px;
  color: #d4af37;
  font-size: 15px;
}

.odb-transition p {
  margin: 0;
  font-size: 13px;
  color: #aaa;
}

.odb-transition-stats {
  margin-top: 10px;
  font-size: 12px;
  color: #888;
}

.odb-transition-actions {
  margin-top: 10px;
  display: flex;
  justify-content: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}

.openingdb-stats-table tr.row-win {
  background: rgba(39, 194, 106, 0.12);
}

.openingdb-stats-table tr.row-draw {
  background: rgba(176, 182, 191, 0.14);
}

.openingdb-stats-table tr.row-loss {
  background: rgba(224, 75, 75, 0.12);
}

.openingdb-stats-table tr.row-nodata {
  background: transparent;
  opacity: 0.9;
}

.wdb-bar.is-empty {
  justify-content: center;
  color: var(--text-secondary);
  font-size: 11px;
}

@media (max-width: 1024px) {
  .openingdb-top-area {
    grid-template-columns: 1fr;
  }

  .openingdb-bottom-area {
    grid-template-columns: 1fr;
  }

  .openingdb-board-shell {
    margin: 0 auto;
  }

  .openingdb-controls {
    grid-template-columns: 1fr 1fr;
  }

  .openingdb-side-panel-bottom {
    padding: 0;
    border-left: 0;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
  }
}

@media (max-width: 1200px) {
  .openingdb-top-area {
    grid-template-columns: 1fr;
  }

  .openingdb-bottom-area {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .openingdb-app {
    grid-template-columns: 1fr;
  }

  .openingdb-content {
    padding-top: 70px;
  }

  .main-navigation {
    position: fixed;
    left: -100%;
    top: 0;
    height: 100vh;
    z-index: 1000;
  }

  .openingdb-games-filters {
    grid-template-columns: 1fr 1fr;
  }

  .engine-analysis-readout {
    grid-template-columns: 1fr 1fr;
  }
}