* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: #0b0e1a;
  color: #f5f7ff;
}

#app {
  position: relative;
  width: 100%;
  height: 100%;
}

#viz {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

#hud {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 5;
  padding: 10px 12px;
  background: rgba(8, 10, 18, 0.6);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 8px;
  backdrop-filter: blur(6px);
  font-size: 12px;
  letter-spacing: 0.02em;
  pointer-events: auto;
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease, transform 0.12s ease;
}

#hud:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(8, 10, 18, 0.74);
}

#hud:focus-visible {
  outline: 2px solid #a7c4ff;
  outline-offset: 2px;
}

#hud.is-open {
  transform: translateY(-6px);
}

.hud-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

#scene-label {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  padding: 8px 12px;
  background: rgba(8, 10, 18, 0.6);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 8px;
  backdrop-filter: blur(6px);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #f5f7ff;
  pointer-events: none;
  max-width: calc(100% - 240px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}

#nav-controls {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
}

#home-button {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.75);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

#home-button svg {
  width: 18px;
  height: 18px;
}

#meta-button {
  -webkit-appearance: none;
  appearance: none;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.75);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

#meta-button svg {
  width: 18px;
  height: 18px;
  pointer-events: none;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

#meta-button.is-active {
  border-color: rgba(213, 220, 255, 0.6);
}

#doc-button {
  position: relative;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.75);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

#doc-button::after {
  content: attr(data-tooltip);
  position: absolute;
  top: 50%;
  right: 40px;
  transform: translateY(-50%);
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.9);
  color: #f5f7ff;
  font-size: 11px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 6;
}

#doc-button:hover::after,
#doc-button:focus-visible::after {
  opacity: 1;
}

#doc-button svg {
  width: 18px;
  height: 18px;
}

#doc-button.is-hidden {
  display: none;
}

#doc-button:disabled {
  opacity: 0.5;
  cursor: default;
}

#scene-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
}

#scene-search.is-open #scene-search-toggle {
  display: none;
}

#scene-search-toggle {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.75);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

#scene-search-toggle svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

#scene-search-panel {
  position: absolute;
  top: 44px;
  right: 0;
  display: none;
  min-width: 260px;
  max-width: 80vw;
  z-index: 7;
  background: rgba(8, 10, 18, 0.75);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 12px;
  padding: 8px 10px;
  backdrop-filter: blur(6px);
}

#scene-search-panel.is-open {
  display: block;
}

#detail-panel {
  position: absolute;
  top: 64px;
  right: 16px;
  width: 320px;
  max-height: calc(100% - 96px);
  display: none;
  z-index: 6;
  padding: 12px 14px;
  background: rgba(8, 10, 18, 0.75);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 12px;
  backdrop-filter: blur(6px);
  color: #f5f7ff;
  overflow: auto;
}

#detail-panel.is-open {
  display: block;
}

#hover-tooltip {
  position: absolute;
  z-index: 8;
  display: none;
  max-width: 220px;
  padding: 6px 8px;
  border-radius: 8px;
  background: rgba(8, 10, 18, 0.85);
  border: 1px solid rgba(160, 170, 220, 0.35);
  color: #f5f7ff;
  font-size: 11px;
  letter-spacing: 0.02em;
  pointer-events: none;
  white-space: normal;
  text-align: left;
}

#hover-tooltip.is-visible {
  display: block;
}

#markdown-panel {
  position: absolute;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1750px, 98vw);
  height: calc(100% - 120px);
  max-height: calc(100% - 120px);
  display: none;
  z-index: 7;
  padding: 0;
  background: rgba(75, 0, 130, 0.88);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 14px;
  backdrop-filter: blur(6px);
  color: #f5f7ff;
  overflow: hidden;
}

#markdown-panel.is-open {
  display: flex;
  flex-direction: column;
}

.markdown-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 18px 16px 14px;
  background: rgba(61, 0, 105, 0.95);
  border-bottom: 1px solid rgba(160, 170, 220, 0.12);
}

.markdown-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

#markdown-doc-button {
  width: 32px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

#markdown-doc-button svg {
  width: 18px;
  height: 18px;
}

#markdown-doc-button:hover,
#markdown-doc-button:focus-visible {
  border-color: rgba(160, 170, 220, 0.55);
  background: rgba(25, 30, 48, 0.9);
}

#markdown-doc-button.is-hidden {
  display: none;
}

#markdown-doc-button:disabled {
  opacity: 0.5;
  cursor: default;
}

#markdown-layout-toggle {
  width: 32px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

#markdown-layout-toggle svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

#markdown-panel.two-columns .layout-icon-single {
  display: none;
}

#markdown-panel.two-columns .layout-icon-double {
  display: block;
}

#markdown-panel:not(.two-columns) .layout-icon-single {
  display: block;
}

#markdown-panel:not(.two-columns) .layout-icon-double {
  display: none;
}

#markdown-content {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 10px 16px 18px;
  font-size: 16px;
  line-height: 1.8;
}

#markdown-body {
  display: contents;
}

#markdown-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

#markdown-close {
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 6px;
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  font-size: 10px;
  padding: 4px 6px;
  cursor: pointer;
}

#markdown-content h1,
#markdown-content h2,
#markdown-content h3,
#markdown-content h4,
#markdown-content h5,
#markdown-content h6 {
  margin: 14px 0 8px;
  font-weight: 600;
}

#markdown-content h1 {
  font-size: 22px;
}

#markdown-content h1:first-of-type {
  text-align: center;
  margin-top: 6px;
}

#markdown-content h2 {
  font-size: 20px;
}

#markdown-content h3 {
  font-size: 18px;
}

#markdown-content p {
  margin: 8px 0;
}

#markdown-content ul,
#markdown-content ol {
  margin: 12px 0 12px 32px;
  padding: 0;
}

#markdown-content ul ul,
#markdown-content ol ol,
#markdown-content ul ol,
#markdown-content ol ul {
  margin-left: 26px;
}

#markdown-content li {
  margin: 6px 0;
}

#markdown-panel.two-columns #markdown-content {
  column-count: 2;
  column-gap: 36px;
  column-fill: balance;
}

#markdown-panel.two-columns #markdown-content h1,
#markdown-panel.two-columns #markdown-content hr:first-of-type {
  column-span: all;
}

#markdown-panel.two-columns #markdown-content pre,
#markdown-panel.two-columns #markdown-content blockquote,
#markdown-panel.two-columns #markdown-content table,
#markdown-panel.two-columns #markdown-content .math-block,
#markdown-panel.two-columns #markdown-content mjx-container {
  break-inside: avoid;
}

@media (max-width: 980px) {
  #markdown-panel.two-columns #markdown-content {
    column-count: 1;
    column-gap: normal;
  }
}

#markdown-content hr {
  display: none;
}

#markdown-content hr:first-of-type {
  display: block;
  width: 140px;
  margin: 10px auto 18px;
  border: none;
  border-top: 1px solid rgba(245, 247, 255, 0.35);
}

#markdown-content code {
  background: rgba(160, 170, 220, 0.15);
  padding: 2px 4px;
  border-radius: 4px;
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 11px;
}

#markdown-content pre {
  background: rgba(10, 12, 24, 0.85);
  padding: 10px;
  border-radius: 8px;
  overflow: auto;
}

#markdown-content pre code {
  background: transparent;
  padding: 0;
}

#markdown-content a {
  color: #a7c4ff;
  text-decoration: none;
}

#markdown-content a:hover {
  text-decoration: underline;
}

.math-block {
  margin: 10px 0;
  padding: 8px 10px;
  background: rgba(20, 18, 40, 0.6);
  border-radius: 8px;
  white-space: pre-wrap;
}

#markdown-content mjx-container {
  font-size: 1em;
}

#markdown-content mjx-container[display="true"] {
  margin: 8px 0;
}

#composer-overlay {
  position: fixed;
  inset: 0;
  display: none;
  flex-direction: column;
  z-index: 20;
  padding: 0;
  background: #0b0e1a;
  color: #f5f7ff;
  overflow: hidden;
}

#composer-overlay.is-open {
  display: flex;
}

.composer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px 14px;
  border-bottom: 1px solid rgba(160, 170, 220, 0.2);
  background: rgba(8, 10, 18, 0.98);
}

.composer-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.composer-subtitle {
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.8;
}

.composer-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

#composer-docs-button {
  height: 28px;
  padding: 0 10px;
  border-radius: 6px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  font-size: 12px;
  letter-spacing: 0.01em;
  cursor: pointer;
}

#composer-exit-button {
  height: 28px;
  padding: 0 12px;
  border-radius: 6px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(35, 20, 28, 0.8);
  color: #f5f7ff;
  font-size: 12px;
  letter-spacing: 0.01em;
  cursor: pointer;
}

#composer-docs-button:hover,
#composer-docs-button:focus-visible {
  border-color: rgba(160, 170, 220, 0.55);
  background: rgba(25, 30, 48, 0.9);
}

#composer-exit-button:hover,
#composer-exit-button:focus-visible {
  border-color: rgba(220, 160, 180, 0.6);
  background: rgba(70, 30, 40, 0.85);
}

.composer-workspace {
  display: flex;
  flex: 1;
  min-height: 0;
}

.composer-sidebar {
  width: 320px;
  max-width: 34vw;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: auto;
  border-right: 1px solid rgba(160, 170, 220, 0.12);
  background: rgba(8, 10, 18, 0.88);
}

.composer-main {
  flex: 1;
  min-width: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.composer-controls {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.composer-card {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(160, 170, 220, 0.2);
  background: rgba(10, 12, 24, 0.9);
}

.composer-card h3 {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.composer-card p {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.4;
  opacity: 0.85;
}

.composer-card ul {
  margin: 0;
  padding-left: 18px;
  font-size: 12px;
  line-height: 1.4;
  opacity: 0.85;
}

.composer-card li {
  margin-bottom: 6px;
}

.composer-section {
  margin: 6px 0 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(15, 18, 32, 0.7);
  border: 1px solid rgba(160, 170, 220, 0.2);
}

.composer-section-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
  opacity: 0.8;
}

.composer-steps {
  margin: 0;
  padding-left: 18px;
  font-size: 12px;
  line-height: 1.4;
}

.composer-form {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.composer-form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.composer-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(245, 247, 255, 0.8);
}

.composer-field input {
  height: 30px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(10, 12, 24, 0.9);
  color: #f5f7ff;
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0.01em;
}

.composer-field select {
  height: 30px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(10, 12, 24, 0.9);
  color: #f5f7ff;
  font-size: 12px;
  letter-spacing: 0.01em;
}

.composer-field input:focus-visible {
  outline: 2px solid #a7c4ff;
  outline-offset: 2px;
}

.composer-field select:focus-visible {
  outline: 2px solid #a7c4ff;
  outline-offset: 2px;
}

.composer-canvas-wrap {
  position: relative;
  flex: 1;
  min-height: 280px;
  margin-bottom: 0;
  border-radius: 12px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: radial-gradient(circle at 20% 20%, rgba(40, 60, 110, 0.25), rgba(8, 10, 18, 0.95));
  overflow: hidden;
}

#composer-canvas {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.composer-canvas-hud {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(245, 247, 255, 0.75);
}

.composer-control-grid {
  display: grid;
  gap: 12px;
}

.composer-control-group {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(160, 170, 220, 0.18);
  background: rgba(12, 16, 28, 0.75);
}

.composer-range-field {
  margin-top: 8px;
}

.composer-range-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.composer-range {
  flex: 1;
}

.composer-range-value {
  min-width: 36px;
  text-align: right;
  font-size: 11px;
  opacity: 0.85;
}

.composer-button-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.composer-button-row button {
  flex: 1;
}

.composer-control-group button,
.composer-card button {
  height: 30px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  font-size: 12px;
  letter-spacing: 0.01em;
  cursor: pointer;
}

.composer-control-group button:hover,
.composer-control-group button:focus-visible,
.composer-card button:hover,
.composer-card button:focus-visible {
  border-color: rgba(160, 170, 220, 0.55);
  background: rgba(25, 30, 48, 0.9);
}

.composer-control-group button.is-active,
.composer-card button.is-active {
  border-color: rgba(160, 210, 255, 0.7);
  background: rgba(40, 70, 120, 0.85);
}

.composer-control-group button:disabled,
.composer-card button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.composer-hint {
  margin-top: 10px;
  font-size: 11px;
  opacity: 0.7;
}

.composer-json-preview {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(10, 12, 24, 0.9);
  border: 1px solid rgba(160, 170, 220, 0.2);
  max-height: 220px;
  overflow: auto;
  font-size: 11px;
  line-height: 1.35;
}

.composer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px 14px;
  border-top: 1px solid rgba(160, 170, 220, 0.2);
  background: rgba(8, 10, 18, 0.98);
}

.composer-footer-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

#composer-preview-button,
#composer-export-button {
  height: 30px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  font-size: 12px;
  letter-spacing: 0.01em;
  cursor: pointer;
}

#composer-preview-button:hover,
#composer-export-button:hover,
#composer-preview-button:focus-visible,
#composer-export-button:focus-visible {
  border-color: rgba(160, 170, 220, 0.55);
  background: rgba(25, 30, 48, 0.9);
}

.composer-status {
  font-size: 11px;
  opacity: 0.8;
  text-align: right;
}

@media (max-width: 960px) {
  .composer-workspace {
    flex-direction: column;
  }

  .composer-sidebar {
    width: auto;
    max-width: none;
    border-right: 0;
    border-bottom: 1px solid rgba(160, 170, 220, 0.12);
  }

  .composer-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .composer-status {
    text-align: left;
  }
}

#app.composer-mode #viz,
#app.composer-mode #scene-label,
#app.composer-mode #nav-up,
#app.composer-mode #nav-controls,
#app.composer-mode #element-legend,
#app.composer-mode #periodic-overlay,
#app.composer-mode #hud,
#app.composer-mode #info-drawer,
#app.composer-mode #detail-panel,
#app.composer-mode #scene-search {
  display: none;
}

#element-legend {
  position: absolute;
  left: 16px;
  bottom: 16px;
  display: none;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px;
  background: rgba(10, 12, 24, 0.94);
  border: 1px solid rgba(160, 170, 220, 0.3);
  border-radius: 18px;
  color: #f5f7ff;
  z-index: 6;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.35);
}

#element-legend.is-open {
  display: flex;
}


.legend-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(160, 170, 220, 0.35);
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.08s ease, border-color 0.08s ease;
}

.legend-pill:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.6);
}

.legend-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-block;
  border: 2px solid rgba(0, 0, 0, 0.35);
}

.legend-dot-p {
  background: #ff0000;
  border-color: #b00000;
}

.legend-dot-n {
  background: #4b0082;
  border-color: #2f0054;
}

.legend-dot-e {
  background: #0000ff;
  border-color: #00008b;
}

.legend-label {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #f5f7ff;
}

#periodic-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(1600px, 99vw);
  max-height: 90vh;
  display: none;
  flex-direction: column;
  z-index: 6;
  padding: 0;
  background: rgba(8, 10, 18, 0.92);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 14px;
  backdrop-filter: blur(6px);
  color: #f5f7ff;
  overflow: hidden;
  opacity: 1;
  transition: opacity 1000ms ease;
}

#periodic-overlay.is-open {
  display: flex;
}

#periodic-overlay.is-fading {
  opacity: 0;
}

.periodic-header {
  padding: 14px 16px 10px;
  border-bottom: 1px solid rgba(160, 170, 220, 0.15);
  background: rgba(8, 10, 18, 0.95);
}

.periodic-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

#periodic-grid {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 12px 16px 10px;
  display: grid;
  grid-template-columns: repeat(18, minmax(78px, 1fr));
  grid-auto-rows: 104px;
  gap: 10px;
}

.ptable-cell {
  position: relative;
  border-radius: 8px;
  border: 3px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.18);
  color: #f5f7ff;
  padding: 4px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.1s ease, border-color 0.1s ease, background 0.1s ease;
}

.ptable-cell:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.22);
}

.ptable-number {
  position: absolute;
  top: 6px;
  left: 4px;
  font-size: 11px;
  opacity: 0.9;
}

.ptable-symbol {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.15;
}

.ptable-name {
  font-size: 11px;
  opacity: 0.9;
  margin-top: 4px;
  line-height: 1.25;
}

#periodic-legend {
  padding: 10px 16px 14px;
  border-top: 1px solid rgba(160, 170, 220, 0.15);
  background: rgba(8, 10, 18, 0.95);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px 12px;
}

.ptable-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  opacity: 0.9;
}

.ptable-legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

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

#detail-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

#detail-close {
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 6px;
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  font-size: 10px;
  padding: 4px 6px;
  cursor: pointer;
}

.detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 8px;
  padding: 6px 0;
  border-top: 1px solid rgba(160, 170, 220, 0.12);
}

.detail-row:first-child {
  border-top: none;
}

.detail-row-full {
  grid-template-columns: 1fr;
}

.detail-key {
  font-size: 12px;
  opacity: 0.7;
}

.detail-value {
  font-size: 12px;
  text-align: right;
}

.detail-row.summary-row {
  display: block;
  border-top: 1px solid rgba(160, 170, 220, 0.12);
}

.summary-row .detail-key,
.summary-row .detail-value {
  text-align: left;
  width: 100%;
  display: block;
}

.summary-row .detail-value {
  margin-top: 6px;
  line-height: 1.4;
  word-break: normal;
}
#scene-search-input {
  width: 100%;
  border: none;
  background: transparent;
  color: #f5f7ff;
  font-size: 12px;
  outline: none;
  padding: 2px 0;
}

#scene-search-results {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 220px;
  overflow: auto;
}

.scene-search-item {
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 8px;
  background: rgba(15, 18, 32, 0.8);
  color: #f5f7ff;
  text-align: left;
  font-size: 11px;
  padding: 6px 8px;
  cursor: pointer;
}

.scene-search-item:hover,
.scene-search-item:focus {
  border-color: rgba(213, 220, 255, 0.6);
}

#nav-up {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 5;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(160, 170, 220, 0.25);
  background: rgba(8, 10, 18, 0.75);
  color: #f5f7ff;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
}

#nav-up:disabled {
  opacity: 0.4;
  cursor: default;
}

.hud-header {
  margin-bottom: 6px;
}

.hud-title {
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
}

.hud-line {
  opacity: 0.75;
  line-height: 1.4;
}

.hud-info-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #f5f7ff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  opacity: 0.9;
  background: rgba(255, 255, 255, 0.08);
}

#info-drawer {
  position: absolute;
  right: 16px;
  bottom: 110px;
  width: min(360px, 86vw);
  max-height: 45vh;
  padding: 12px 14px;
  background: rgba(10, 12, 24, 0.9);
  border: 1px solid rgba(160, 170, 220, 0.25);
  border-radius: 10px;
  backdrop-filter: blur(6px);
  color: #f5f7ff;
  overflow: auto;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.38);
  z-index: 6;
  display: none;
}

#info-drawer.is-open {
  display: block;
}

#info-body {
  font-size: 12px;
  line-height: 1.5;
}

#info-body ul {
  padding-left: 18px;
  margin: 8px 0;
}

#info-body li {
  margin-bottom: 6px;
}

#info-body a {
  color: #a7c4ff;
  text-decoration: none;
}

#info-body a:hover {
  text-decoration: underline;
}

.label {
  position: absolute;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
  display: inline-block;
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: none;
  min-width: 0;
  max-width: none;
  --label-title-size: 16px;
  --label-title-weight: 600;
  --label-title-letter-spacing: 0.02em;
  --label-title-line-height: 1.15;
  --label-scale-size: 10px;
  --label-tag-size: 9px;
  text-shadow:
    0 2px 8px rgba(0, 0, 0, 0.6),
    0 1px 2px rgba(0, 0, 0, 0.8);
}

.label-title {
  font-size: var(--label-title-size);
  font-weight: var(--label-title-weight);
  letter-spacing: var(--label-title-letter-spacing);
  white-space: nowrap;
}

.label-wrap .label-title {
  white-space: normal;
  line-height: var(--label-title-line-height);
  overflow-wrap: break-word;
}

.label-scale {
  font-size: var(--label-scale-size);
  opacity: 0.75;
  margin-top: 2px;
  white-space: nowrap;
}

.label-tag {
  font-size: var(--label-tag-size);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
  color: #f6dd9c;
  white-space: nowrap;
}