.codex-main {
  width: 100%;
  min-width: 0;
  margin: 0 auto;
}

.codex-header {
  margin-bottom: 26px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.codex-header h2 {
  color: var(--text);
  font-size: 34px;
  margin: 0 0 10px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: rainbow-shift 50s linear infinite;
}

.codex-header p {
  margin: 0;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 1100px;
}

.codex-overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.codex-purpose-panel {
  margin-bottom: 16px;
}

.codex-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 16px;
  padding: 20px;
}

.codex-panel-highlight {
  background: linear-gradient(135deg, rgba(15, 82, 186, 0.16), rgba(5, 8, 14, 0.68));
}

.codex-panel h3 {
  margin: 0 0 12px;
  font-size: 22px;
  color: var(--text);
}

.codex-panel h4 {
  margin: 14px 0 10px;
  color: rgba(165, 198, 255, 0.98);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.codex-panel p,
.codex-panel li {
  color: var(--text);
  line-height: 1.65;
}

.codex-panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.codex-panel pre {
  margin: 10px 0 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  padding: 12px 14px;
  overflow-x: auto;
  background: rgba(0, 0, 0, 0.24);
}

.codex-panel code {
  color: var(--text);
  font-size: 13px;
  font-family: Consolas, "Cascadia Code", "Courier New", monospace;
}

.codex-auto-controls {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.codex-auto-toggle-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 13px;
}

.codex-auto-toggle-wrap input {
  accent-color: #0f52ba;
}

.codex-refresh-btn {
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-radius: 10px;
  padding: 7px 10px;
  font-size: 12px;
  cursor: pointer;
}

.codex-refresh-btn:hover {
  border-color: rgba(15, 82, 186, 0.6);
}

.codex-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.codex-stat-card {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.03);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.codex-stat-label {
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.codex-stat-card strong {
  color: #fff;
  font-size: 20px;
}

.codex-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

.codex-chamber-sidebar {
  position: sticky;
  top: 16px;
  align-self: start;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
  padding: 14px;
}

.codex-chamber-sidebar h3 {
  margin: 0;
  color: #fff;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.codex-muted {
  margin: 8px 0 12px;
  color: var(--text-dim);
  font-size: 13px;
}

.codex-chamber-buttons {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.codex-chamber-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  cursor: pointer;
}

.codex-chamber-btn:hover {
  border-color: rgba(165, 198, 255, 0.7);
}

.codex-chamber-btn.is-active {
  border-color: rgba(15, 82, 186, 0.7);
  background: rgba(15, 82, 186, 0.2);
}

.codex-badge {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 2px 8px;
  font-size: 11px;
}

.codex-insight-list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text-dim);
  display: grid;
  gap: 6px;
}

.codex-content-column {
  display: grid;
  gap: 14px;
}

.codex-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

#codex-search {
  flex: 1;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  padding: 10px 12px;
}

.codex-result-count {
  color: var(--text-dim);
  font-size: 12px;
}

.codex-entry-list {
  display: grid;
  gap: 10px;
}

.codex-entry-scroll {
  max-height: 58vh;
  overflow-y: auto;
  padding-right: 4px;
}

.codex-entry-scroll::-webkit-scrollbar {
  width: 10px;
}

.codex-entry-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  border-radius: 999px;
}

.codex-entry-card {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  padding: 12px;
}

.codex-entry-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.codex-entry-head > * {
  min-width: 0;
}

.codex-entry-title {
  color: #fff;
  font-weight: 600;
  margin: 0;
  overflow-wrap: anywhere;
}

.codex-entry-meta {
  color: var(--text-dim);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.codex-entry-path {
  color: rgba(165, 198, 255, 0.96);
  text-decoration: none;
  word-break: break-all;
  font-size: 12px;
}

.codex-tag-row {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.codex-tag {
  font-size: 11px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 2px 7px;
  color: var(--text-dim);
  max-width: 100%;
  overflow-wrap: anywhere;
}

.codex-empty {
  color: var(--text-dim);
  padding: 8px 0;
}

@media (max-width: 1160px) {
  .codex-layout {
    grid-template-columns: 1fr;
  }

  .codex-chamber-sidebar {
    position: static;
  }
}

@media (max-width: 960px) {
  .codex-main {
    display: grid;
    gap: 12px;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: hidden;
  }

  .codex-header {
    margin-bottom: 12px;
    padding-bottom: 12px;
  }

  .codex-overview-grid,
  .codex-stats,
  .codex-layout,
  .codex-content-column {
    grid-template-columns: 1fr;
  }

  .codex-panel,
  .codex-chamber-sidebar,
  .codex-stat-card {
    padding: 14px;
    min-width: 0;
    max-width: 100%;
  }

  .codex-layout,
  .codex-overview-grid,
  .codex-stats,
  .codex-content-column {
    gap: 10px;
    margin-bottom: 12px;
  }

  .codex-entry-scroll {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }

  .codex-panel p,
  .codex-panel li,
  .codex-panel code,
  .codex-entry-meta,
  .codex-entry-title,
  .codex-tag,
  .codex-result-count {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .codex-panel pre {
    white-space: pre-wrap;
    overflow-x: hidden;
  }
}

@media (max-width: 640px) {
  .codex-header h2 {
    font-size: 28px;
  }

  .codex-overview-grid {
    grid-template-columns: 1fr;
  }

  .codex-panel pre {
    padding: 10px 12px;
  }

  .codex-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .codex-auto-controls {
    flex-direction: column;
    align-items: flex-start;
  }

  .codex-entry-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 380px) {
  .codex-header h2 {
    font-size: 24px;
  }

  .codex-panel,
  .codex-chamber-sidebar,
  .codex-stat-card,
  .codex-entry-card {
    padding: 12px;
  }
}

@media (max-width: 320px) {
  .codex-header h2 {
    font-size: 22px;
  }

  .codex-header p,
  .codex-panel p,
  .codex-panel li,
  .codex-muted {
    font-size: 13px;
    line-height: 1.55;
  }

  .codex-panel h3 {
    font-size: 19px;
    margin-bottom: 10px;
  }

  .codex-panel,
  .codex-chamber-sidebar,
  .codex-stat-card,
  .codex-entry-card {
    padding: 10px;
    border-radius: 12px;
  }

  .codex-panel pre {
    padding: 8px 10px;
    border-radius: 10px;
  }

  .codex-panel code {
    font-size: 12px;
  }

  .codex-entry-title {
    font-size: 14px;
  }

  .codex-entry-meta,
  .codex-entry-path,
  .codex-result-count,
  .codex-tag {
    font-size: 11px;
  }

  #codex-search {
    padding: 9px 10px;
    font-size: 13px;
  }
}