:root {
  --bg: #030303;
  --surface: #0b0b0b;
  --surface-2: #111111;
  --grid-line: #232323;
  --tile-line: #353535;
  --text: #d6d6d6;
  --muted: #777777;
  --hover: #8b1e1e;
  --active: #d4b64a;
  --input: #426d96;
  --tile-size: 70vmin;
  --tile-gap: 9vmin;
  --focus-window-size: 70vmin;
  --sheet-cols: 5;
  --sheet-rows: 6;
  --map-node-size: 31px;
  --map-node-size-mobile: 26px;
  --map-dot-size: 7px;
  --map-anchor-right: 18px;
  --map-anchor-bottom: 18px;
  --map-anchor-right-mobile: 10px;
  --map-anchor-bottom-mobile: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.018), transparent 42%),
    linear-gradient(180deg, #060606 0%, var(--bg) 100%);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
}

.shell-app,
.shell-main,
#grid-root,
.index-map,
.grid-shell,
.grid-viewport {
  width: 100%;
  height: 100%;
}

.shell-main {
  position: relative;
}

.grid-shell {
  position: relative;
  overflow: hidden;
}

.grid-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--grid-line);
  pointer-events: none;
}

.grid-viewport {
  position: relative;
}

.grid-viewport::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--focus-window-size);
  height: var(--focus-window-size);
  transform: translate(-50%, -50%);
  box-shadow:
    0 0 0 9999px rgba(0, 0, 0, 0.08);
  pointer-events: none;
  z-index: 3;
}

.grid-sheet {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  grid-template-columns: repeat(var(--sheet-cols), var(--tile-size));
  grid-template-rows: repeat(var(--sheet-rows), var(--tile-size));
  gap: var(--tile-gap);
  width: calc(var(--tile-size) * var(--sheet-cols) + var(--tile-gap) * (var(--sheet-cols) - 1));
  height: calc(var(--tile-size) * var(--sheet-rows) + var(--tile-gap) * (var(--sheet-rows) - 1));
  transition: transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}

.grid-region {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  width: var(--tile-size);
  height: var(--tile-size);
  padding: clamp(18px, 2.4vmin, 28px);
  border: 1px solid var(--tile-line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    var(--surface-2);
  cursor: pointer;
  transform-origin: center;
  transition:
    border-color 180ms ease,
    transform 180ms ease;
}

.grid-region::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  transition: background 220ms ease;
  pointer-events: none;
  z-index: 2;
}

.grid-region:hover {
  border-color: var(--hover);
}

.grid-region:hover::after {
  background: rgba(0, 0, 0, 0);
}

.grid-region:focus-visible {
  outline: 2px solid var(--active);
  outline-offset: 3px;
}

.grid-region.is-active {
  border-color: var(--active);
  transform: translateY(-1px) scale(1.12);
  z-index: 5;
  overflow: visible;
}

.grid-region.is-active::after {
  background: rgba(0, 0, 0, 0);
}

.grid-region.is-empty-cell {
  cursor: default;
}

.grid-region.is-empty-cell:hover {
  border-color: var(--tile-line);
}

.grid-region.is-empty-cell:hover::after {
  background: rgba(0, 0, 0, 0.8);
}

.grid-region__meta,
.grid-region__body {
  position: relative;
  z-index: 1;
}

.grid-region.is-active .grid-region__meta,
.grid-region.is-active .grid-region__body {
  z-index: 3;
}

.grid-region__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  color: rgba(214, 214, 214, 0.7);
  font-family: "Courier New", monospace;
  font-size: clamp(0.6rem, 1.1vmin, 0.72rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.grid-region__label {
  color: var(--text);
  font-size: clamp(0.75rem, 1.4vmin, 0.9rem);
  letter-spacing: 0.18em;
}

.grid-region__body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.grid-region[data-module-key="SUDOKU"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="MAGIC"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="RANGOLI"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="PATTERNPLAY"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="PIXEL_PLAY"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="PARSER_APPS"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="DETECTION_TRACKING"].is-active .grid-region__meta {
  display: none;
}

.grid-region[data-module-key="PATTERN_BANK"] .grid-region__body {
  align-items: stretch;
  justify-content: stretch;
  min-height: 0;
}

.grid-region[data-module-key="PATTERN_BANK"].is-active {
  overflow: hidden;
}

.grid-region[data-module-key="PATTERN_BANK"].is-active .grid-module__title {
  font-size: clamp(1.7rem, 3.5vmin, 2.75rem);
  letter-spacing: 0.22em;
}

.grid-module {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
}

.grid-module--rich {
  min-height: 0;
}

.grid-module__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
}

.grid-module--rich-active {
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
}

.grid-module--rich-active .grid-module__scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(212, 182, 74, 0.32) rgba(255, 255, 255, 0.05);
}

.grid-module--rich-active .grid-module__scroll::-webkit-scrollbar {
  width: 8px;
}

.grid-module--rich-active .grid-module__scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
}

.grid-module--rich-active .grid-module__scroll::-webkit-scrollbar-thumb {
  background: rgba(212, 182, 74, 0.28);
}

.grid-region[data-module-key="LANGUAGE"] .grid-region__body,
.grid-region[data-module-key="TRIAD_GRID"] .grid-region__body,
.grid-region[data-module-key="OPERATORS"] .grid-region__body,
.grid-region[data-module-key="PROGRAMS_PATTERNS"] .grid-region__body {
  align-items: stretch;
  min-height: 0;
}

.grid-region[data-module-key="LANGUAGE"].is-active .grid-module--rich,
.grid-region[data-module-key="TRIAD_GRID"].is-active .grid-module--rich,
.grid-region[data-module-key="OPERATORS"].is-active .grid-module--rich,
.grid-region[data-module-key="PROGRAMS_PATTERNS"].is-active .grid-module--rich {
  height: 100%;
  min-height: 0;
  justify-content: flex-start;
}

.grid-region[data-module-key="LANGUAGE"].is-active .grid-region__body,
.grid-region[data-module-key="TRIAD_GRID"].is-active .grid-region__body,
.grid-region[data-module-key="OPERATORS"].is-active .grid-region__body,
.grid-region[data-module-key="PROGRAMS_PATTERNS"].is-active .grid-region__body {
  flex: 1;
  overflow: hidden;
}

.grid-region[data-module-key="LANGUAGE"].is-active .grid-module--rich-active,
.grid-region[data-module-key="TRIAD_GRID"].is-active .grid-module--rich-active,
.grid-region[data-module-key="OPERATORS"].is-active .grid-module--rich-active,
.grid-region[data-module-key="PROGRAMS_PATTERNS"].is-active .grid-module--rich-active {
  overflow: hidden;
}

.grid-module__tag {
  padding: 5px 9px;
  border: 1px solid var(--tile-line);
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.55rem, 1vmin, 0.66rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.grid-module__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.1vmin, 1.6rem);
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.grid-region.is-active .grid-module__title {
  font-size: clamp(2rem, 4.6vmin, 3.8rem);
  color: var(--active);
}

.grid-module__text {
  margin: 0;
  max-width: 34ch;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.72rem, 1.35vmin, 0.92rem);
  line-height: 1.8;
}

.grid-region.is-active .grid-module__text {
  max-width: 42ch;
}

.grid-module--rich .grid-module__text {
  width: 100%;
}

.grid-module__input {
  width: min(250px, 72%);
  padding: 11px 13px;
  border: 1px solid var(--input);
  background: rgba(66, 109, 150, 0.08);
  color: #cae0f0;
  font: inherit;
}

.grid-module__input::placeholder {
  color: rgba(202, 224, 240, 0.72);
}

.pattern-bank {
  width: 100%;
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 14px;
  text-align: left;
}

.pattern-bank .grid-module__tag,
.pattern-bank .grid-module__title,
.pattern-bank .grid-module__text {
  align-self: flex-start;
  text-align: left;
}

.grid-region[data-module-key="PATTERN_BANK"]:not(.is-active) .grid-module__title {
  font-size: clamp(1rem, 1.9vmin, 1.45rem);
  letter-spacing: 0.2em;
}

.pattern-bank__intro,
.pattern-bank__empty {
  max-width: 42ch;
}

.pattern-bank__summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.pattern-bank__summary-row,
.pattern-bank__metric,
.pattern-bank__meta-line {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
  text-transform: uppercase;
}

.pattern-bank__summary-label,
.pattern-bank__metric-label {
  color: var(--muted);
}

.pattern-bank__summary-value,
.pattern-bank__metric-value {
  color: var(--text);
}

.pattern-bank__preview {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pattern-bank__preview-item {
  padding: 7px 10px;
  border-left: 1px solid rgba(212, 182, 74, 0.34);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-family: "Courier New", monospace;
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pattern-bank__preview-meta {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.04em;
}

.pattern-bank__list {
  flex: 1;
  min-height: 0;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 8px;
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(212, 182, 74, 0.32) rgba(255, 255, 255, 0.05);
}

.pattern-bank__list::-webkit-scrollbar {
  width: 8px;
}

.pattern-bank__list::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
}

.pattern-bank__list::-webkit-scrollbar-thumb {
  background: rgba(212, 182, 74, 0.28);
}

.pattern-bank__card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    rgba(0, 0, 0, 0.2);
}

.pattern-bank__card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.pattern-bank__card-title {
  margin: 0;
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pattern-bank__family,
.pattern-bank__fingerprint,
.pattern-bank__notes {
  font-family: "Courier New", monospace;
}

.pattern-bank__family {
  color: var(--active);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pattern-bank__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 16px;
}

.pattern-bank__fingerprint {
  margin: 0;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.015);
  color: #d9cb8e;
  font-size: 0.58rem;
  line-height: 1.55;
  word-break: break-all;
}

.pattern-bank__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pattern-bank__meta-line {
  justify-content: flex-start;
  color: var(--muted);
  line-height: 1.65;
  text-transform: none;
  overflow-wrap: anywhere;
}

.pattern-bank__notes {
  margin: 0;
  color: var(--muted);
  font-size: 0.64rem;
  line-height: 1.65;
}

.parser-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.parser-module__meta,
.parser-module__panel-title,
.parser-module__status-title,
.parser-module__summary,
.parser-module__button,
.parser-module__status-row {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.parser-module__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
}

.parser-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 192px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.parser-module__examples {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.parser-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 7px 9px;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.parser-module__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.parser-module__button--active {
  border-color: var(--active);
  color: var(--active);
}

.parser-module__input {
  width: 100%;
  min-height: 140px;
  padding: 12px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  resize: none;
  font-family: "Courier New", monospace;
  font-size: 0.74rem;
  line-height: 1.6;
}

.parser-module__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
}

.parser-module__output {
  width: 100%;
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 12px;
}

.parser-module__panel {
  min-height: 0;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    rgba(0, 0, 0, 0.16);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.parser-module__panel-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.parser-module__code {
  margin: 0;
  min-height: 0;
  overflow: auto;
  color: var(--text);
  font-family: "Courier New", monospace;
  font-size: 0.68rem;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

.parser-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.parser-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.parser-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.parser-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.74rem;
  line-height: 1.4;
}

.parser-module__status-label {
  color: var(--muted);
}

.parser-module__status-value {
  color: var(--text);
  text-align: right;
  font-family: "Courier New", monospace;
}

.parser-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.tracking-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.tracking-module__meta,
.tracking-module__status-title,
.tracking-module__summary,
.tracking-module__button,
.tracking-module__status-row,
.tracking-module__message {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.tracking-module__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
}

.tracking-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 192px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.tracking-module__pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.tracking-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  min-height: 36px;
  padding: 8px;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.tracking-module__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.tracking-module__button--active {
  border-color: var(--active);
  color: var(--active);
}

.tracking-module__button.is-empty {
  opacity: 0;
  cursor: default;
}

.tracking-module__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tracking-module__board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  gap: 4px;
  width: min(100%, 33rem);
  aspect-ratio: 1;
  padding: 12px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.015);
}

.tracking-module__cell {
  position: relative;
  border: 1px solid #252525;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  padding: 4px;
  cursor: pointer;
}

.tracking-module__cell:hover {
  border-color: var(--hover);
}

.tracking-module__cell.is-walked {
  background: rgba(212, 182, 74, 0.08);
}

.tracking-module__cell.is-stable {
  background: rgba(66, 109, 150, 0.2);
  border-color: rgba(66, 109, 150, 0.6);
}

.tracking-module__cell.is-star {
  box-shadow: inset 0 0 0 1px rgba(212, 182, 74, 0.8);
}

.tracking-module__cell.is-player {
  border-color: var(--active);
  box-shadow:
    inset 0 0 0 1px rgba(212, 182, 74, 0.6),
    0 0 0 1px rgba(212, 182, 74, 0.35);
}

.tracking-module__cell.is-danger.is-player {
  border-color: var(--hover);
  box-shadow:
    inset 0 0 0 1px rgba(139, 30, 30, 0.7),
    0 0 0 1px rgba(139, 30, 30, 0.45);
}

.tracking-module__cell-coord {
  position: absolute;
  left: 5px;
  top: 4px;
  color: rgba(255, 255, 255, 0.18);
  font-family: "Courier New", monospace;
  font-size: 0.44rem;
  letter-spacing: 0.04em;
}

.tracking-module__cell-mark {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  color: var(--text);
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.tracking-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.tracking-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.tracking-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.tracking-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.74rem;
  line-height: 1.4;
}

.tracking-module__status-label {
  color: var(--muted);
}

.tracking-module__status-value {
  color: var(--text);
  text-align: right;
  font-family: "Courier New", monospace;
}

.tracking-module__message {
  color: var(--active);
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
}

.tracking-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.sudoku-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.sudoku-module__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sudoku-module__puzzles,
.sudoku-module__controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sudoku-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 170px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.sudoku-module__keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-top: 4px;
}

.sudoku-module__tab,
.sudoku-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 6px 10px;
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.sudoku-module__key {
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  min-height: 34px;
  font-family: "Courier New", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.sudoku-module__key:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.sudoku-module__key--wide {
  grid-column: span 3;
}

.sudoku-module__tab:hover,
.sudoku-module__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.sudoku-module__tab.is-active {
  border-color: var(--active);
  color: var(--active);
}

.sudoku-module__body {
  flex: 1;
  min-height: 0;
  display: block;
}

.sudoku-module__board {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  grid-template-rows: repeat(9, 1fr);
  gap: 0;
  aspect-ratio: 1;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.015);
}

.sudoku-module__cell {
  position: relative;
  border-right: 1px solid #272727;
  border-bottom: 1px solid #272727;
  background: rgba(0, 0, 0, 0.2);
}

.sudoku-module__cell.is-box-right {
  border-right-color: #4a4020;
  border-right-width: 2px;
}

.sudoku-module__cell.is-box-bottom {
  border-bottom-color: #4a4020;
  border-bottom-width: 2px;
}

.sudoku-module__cell.is-conflict {
  background: rgba(120, 22, 22, 0.35);
}

.sudoku-module__cell.is-valid {
  background: rgba(9, 18, 12, 0.32);
}

.sudoku-module__cell.is-selected {
  box-shadow: inset 0 0 0 1px rgba(212, 182, 74, 0.9);
  background: rgba(212, 182, 74, 0.1);
}

.sudoku-module__input {
  width: 100%;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: center;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(0.9rem, 1.8vmin, 1.35rem);
  outline: none;
}

.sudoku-module__input.is-given {
  color: var(--active);
}

.sudoku-module__input:focus {
  background: rgba(66, 109, 150, 0.18);
  color: #dcecff;
}

.sudoku-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.sudoku-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.sudoku-module__status-title,
.sudoku-module__timing,
.sudoku-module__summary {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.sudoku-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.sudoku-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-size: 0.74rem;
  line-height: 1.4;
}

.sudoku-module__status-label {
  color: var(--muted);
  text-transform: uppercase;
}

.sudoku-module__status-value {
  color: var(--text);
  text-align: right;
}

.sudoku-module__timing {
  margin-top: 6px;
  color: var(--active);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
}

.sudoku-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.magic-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.magic-module__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.magic-module__sizes,
.magic-module__presets,
.magic-module__controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.magic-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 182px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.magic-module__tab,
.magic-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 6px 10px;
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.magic-module__tab:hover,
.magic-module__button:hover,
.magic-module__key:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.magic-module__tab.is-active {
  border-color: var(--active);
  color: var(--active);
}

.magic-module__helper {
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: 0.6rem;
  line-height: 1.5;
  text-transform: uppercase;
}

.magic-module__keypad {
  display: grid;
  gap: 6px;
}

.magic-module__key {
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  min-height: 34px;
  font-family: "Courier New", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.magic-module__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.magic-module__board {
  display: grid;
  gap: 0;
  width: min(100%, 31rem);
  aspect-ratio: 1;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.015);
}

.magic-module__cell {
  position: relative;
  border-right: 1px solid #272727;
  border-bottom: 1px solid #272727;
  background: rgba(0, 0, 0, 0.2);
}

.magic-module__cell.is-conflict {
  background: rgba(120, 22, 22, 0.35);
}

.magic-module__cell.is-valid {
  background: rgba(9, 18, 12, 0.32);
}

.magic-module__cell.is-selected {
  box-shadow: inset 0 0 0 1px rgba(212, 182, 74, 0.9);
  background: rgba(212, 182, 74, 0.1);
}

.magic-module__input {
  width: 100%;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: center;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(0.85rem, 1.65vmin, 1.2rem);
  outline: none;
}

.magic-module__input.is-given {
  color: var(--active);
}

.magic-module__input:focus {
  background: rgba(66, 109, 150, 0.18);
  color: #dcecff;
}

.magic-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.magic-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.magic-module__status-title,
.magic-module__timing,
.magic-module__summary {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.magic-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.magic-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-size: 0.74rem;
  line-height: 1.4;
}

.magic-module__status-label {
  color: var(--muted);
  text-transform: uppercase;
}

.magic-module__status-value {
  color: var(--text);
  text-align: right;
}

.magic-module__timing {
  margin-top: 6px;
  color: var(--active);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
}

.magic-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.pixel-play {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.pixel-play__meta,
.pixel-play__status-title,
.pixel-play__summary,
.pixel-play__slider-label,
.pixel-play__preview-id,
.pixel-play__preview-hex,
.pixel-play__status-row,
.pixel-play__button {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.pixel-play__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
}

.pixel-play__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 188px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.pixel-play__mode-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.pixel-play__preview {
  min-height: 84px;
  padding: 10px;
  border: 1px solid var(--tile-line);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.pixel-play__preview-id {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
}

.pixel-play__preview-hex {
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.pixel-play__slider-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pixel-play__slider-label {
  color: var(--muted);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

.pixel-play__slider {
  width: 100%;
}

.pixel-play__slider--r {
  accent-color: #8b1e1e;
}

.pixel-play__slider--y {
  accent-color: var(--active);
}

.pixel-play__slider--b {
  accent-color: var(--input);
}

.pixel-play__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.pixel-play__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 7px 8px;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.pixel-play__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.pixel-play__button.is-active {
  border-color: var(--active);
  color: var(--active);
}

.pixel-play__button:disabled {
  opacity: 0.4;
  cursor: default;
}

.pixel-play__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pixel-play__board {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  grid-template-rows: repeat(9, 1fr);
  gap: 4px;
  width: min(100%, 33rem);
  aspect-ratio: 1;
  padding: 12px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.015);
}

.pixel-play__cell {
  border: 1px solid #252525;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  padding: 0;
  font-family: "Courier New", monospace;
  font-size: 0.5rem;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.pixel-play__cell:hover {
  border-color: var(--hover);
}

.pixel-play__cell.is-user {
  box-shadow: inset 0 0 0 1px rgba(212, 182, 74, 0.45);
}

.pixel-play__cell.is-meru {
  box-shadow: inset 0 0 0 1px rgba(66, 109, 150, 0.45);
}

.pixel-play__cell.is-highlighted {
  box-shadow:
    inset 0 0 0 1px rgba(212, 182, 74, 0.55),
    0 0 0 1px rgba(212, 182, 74, 0.75);
}

.pixel-play__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.pixel-play__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.pixel-play__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.pixel-play__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.74rem;
  line-height: 1.4;
}

.pixel-play__status-label {
  color: var(--muted);
}

.pixel-play__status-value {
  color: var(--text);
  text-align: right;
  font-family: "Courier New", monospace;
}

.pixel-play__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.rangoli-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.rangoli-module__meta,
.rangoli-module__legend {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.rangoli-module__controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rangoli-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 180px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.rangoli-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 6px 10px;
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.rangoli-module__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.rangoli-module__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rangoli-module__board {
  position: relative;
  width: min(100%, 32rem);
  aspect-ratio: 1;
}

.rangoli-module__canvas,
.rangoli-module__svg {
  width: 100%;
  height: 100%;
}

.rangoli-module__svg {
  display: block;
}

.rangoli-module__dot {
  fill: #f2f2f2;
}

.rangoli-module__path {
  stroke: #f1f1f1;
  stroke-width: 5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.rangoli-module__hit-layer {
  position: absolute;
  inset: 7.2% 7.2%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(6, 1fr);
}

.rangoli-module__hit {
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
}

.rangoli-module__hit:hover {
  border-color: rgba(139, 30, 30, 0.55);
  background: rgba(139, 30, 30, 0.08);
}

.rangoli-module__hit.is-selected {
  border-color: rgba(212, 182, 74, 0.75);
  background: rgba(212, 182, 74, 0.08);
}

.rangoli-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.rangoli-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.rangoli-module__status-title,
.rangoli-module__summary {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.rangoli-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.rangoli-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-size: 0.74rem;
  line-height: 1.4;
}

.rangoli-module__status-label {
  color: var(--muted);
  text-transform: uppercase;
}

.rangoli-module__status-value {
  color: var(--text);
  text-align: right;
}

.rangoli-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.rangoli-base {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.rangoli-base__meta,
.rangoli-base__legend {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.rangoli-base__controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rangoli-base__variation-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px 14px;
  padding: 10px 0 4px;
}

.rangoli-base__variation-map::before {
  content: "";
  position: absolute;
  left: 16%;
  right: 16%;
  top: 50%;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-50%);
  pointer-events: none;
}

.rangoli-base__variation-node {
  position: relative;
  min-width: 0;
  aspect-ratio: 1;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

.rangoli-base__variation-node.is-active {
  border-color: var(--active);
  color: var(--active);
  background: rgba(227, 189, 0, 0.12);
}

.rangoli-base__variation-node:hover {
  border-color: var(--hover);
  color: var(--text);
}

.rangoli-base__keypad {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 6px;
}

.rangoli-base__keypad.is-disabled {
  opacity: 0.38;
}

.rangoli-base__key:disabled {
  cursor: default;
  opacity: 0.55;
}

.rangoli-base__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 180px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.rangoli-base__mode-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.rangoli-base__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 6px 10px;
  font-family: "Courier New", monospace;
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.rangoli-base__button.is-active {
  border-color: var(--active);
  color: var(--active);
}

.rangoli-base__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.rangoli-base__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rangoli-base__board {
  width: min(100%, 28rem);
  aspect-ratio: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rangoli-base__board--prototype {
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0) 68%);
}

.rangoli-base__svg {
  width: 100%;
  height: 100%;
  display: block;
}

.rangoli-base__ring {
  stroke: #efefef;
  stroke-width: 7;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.rangoli-base__extension-line {
  stroke: #f0c52b;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.rangoli-base__cross-line {
  stroke: #9b2828;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.rangoli-base__guide-line {
  stroke: #d3ae32;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 14 8;
  opacity: 0.9;
  pointer-events: none;
}

.rangoli-base__dot {
  fill: #f4f4f4;
}

.rangoli-base__dot.is-selected {
  fill: var(--active);
}

.rangoli-base__dot-hit {
  fill: rgba(255, 255, 255, 0.001);
  pointer-events: all;
  cursor: pointer;
}

.rangoli-base__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.rangoli-base__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.rangoli-base__status-title,
.rangoli-base__summary {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.rangoli-base__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-size: 0.74rem;
  line-height: 1.4;
}

.rangoli-base__status-label {
  color: var(--muted);
  text-transform: uppercase;
}

.rangoli-base__status-value {
  color: var(--text);
  text-align: right;
}

.rangoli-base__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

#index-map-root {
  position: fixed;
  right: var(--map-anchor-right);
  bottom: var(--map-anchor-bottom);
  z-index: 10;
  width: auto;
  height: auto;
}

.index-map {
  width: 100%;
  height: 100%;
  padding: 10px;
  background: transparent;
  backdrop-filter: none;
  overflow: visible;
}

.index-map__field {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.index-map__cluster {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: top left;
}

.index-map__frame {
  display: none;
}

.index-map__info {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 4;
  min-width: 86px;
  padding: 6px 8px;
  border: 1px solid rgba(205, 205, 205, 0.45);
  background: rgba(8, 8, 8, 0.94);
  color: #d8d8d8;
  font-family: "Courier New", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  line-height: 1;
  text-align: left;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.55);
  transition: opacity 140ms ease;
}

.index-map__info.is-visible {
  opacity: 1;
}

.index-map__path {
  position: absolute;
  left: 0;
  top: 0;
  overflow: visible;
  pointer-events: none;
  z-index: 1;
}

.index-map__node {
  position: absolute;
  z-index: 2;
  width: var(--map-node-size);
  height: var(--map-node-size);
  transform: translate(-50%, -50%);
  border: 1px solid var(--tile-line);
  border-radius: 999px;
  background: #121212;
  color: transparent;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease,
    opacity 160ms ease;
}

.index-map__node.is-empty,
.index-map__node.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.index-map__node:hover {
  border-color: var(--hover);
  background: #2a0909;
}

.index-map__node.is-active {
  border-color: var(--active);
  background: #2a2310;
}

.index-map__node.is-visited {
  border-color: #727272;
}

.index-map__dot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--map-dot-size);
  height: var(--map-dot-size);
  border-radius: 999px;
  background: #9a9a9a;
  transform: translate(-50%, -50%);
}

.index-map__node.is-visited .index-map__dot {
  background: #c8c8c8;
}

.index-map__node.is-active .index-map__dot {
  background: var(--active);
}

.index-map__trail-line {
  stroke: rgba(210, 210, 210, 0.7);
  stroke-width: 1.25;
  stroke-linecap: round;
}

@media (max-width: 900px) {
  :root {
    --tile-size: 74vw;
    --tile-gap: 10vw;
    --focus-window-size: 74vw;
  }

  .grid-viewport::before {
    width: var(--focus-window-size);
    height: var(--focus-window-size);
  }

  .grid-region.is-active .grid-module__title {
    font-size: clamp(1.6rem, 7vw, 2.8rem);
  }

  .sudoku-module__body {
    display: block;
  }

  .sudoku-module__controls-panel {
    position: static;
    width: auto;
    transform: none;
    margin-bottom: 14px;
  }

  .sudoku-module__status.is-floating {
    position: static;
    width: auto;
    transform: none;
    margin-top: 14px;
  }

  .magic-module__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .magic-module__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  .pixel-play__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .pixel-play__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  .rangoli-module__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .rangoli-module__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  .rangoli-base__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .rangoli-base__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  .pattern-bank__summary {
    grid-template-columns: 1fr;
  }

  .pattern-bank__metrics {
    grid-template-columns: 1fr;
  }

  .parser-module__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .parser-module__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  .tracking-module__controls-panel {
    position: static;
    width: auto;
    margin-bottom: 14px;
  }

  .tracking-module__status.is-floating {
    position: static;
    width: auto;
    margin-top: 14px;
  }

  #index-map-root {
    right: var(--map-anchor-right-mobile);
    bottom: var(--map-anchor-bottom-mobile);
    width: auto;
    height: auto;
  }

  .index-map__node {
    width: var(--map-node-size-mobile);
    height: var(--map-node-size-mobile);
  }

}

/* ── Triadize module ──────────────────────────────────────────────────────── */

.grid-region[data-module-key="TRIADIZE"].is-active .grid-region__meta {
  display: none;
}

.triadize-module {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  overflow: visible;
}

.triadize-module__meta,
.triadize-module__status-title,
.triadize-module__summary,
.triadize-module__button,
.triadize-module__status-row,
.triadize-module__message,
.triadize-module__column,
.triadize-module__input {
  font-family: "Courier New", monospace;
  text-transform: uppercase;
}

.triadize-module__meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: clamp(0.58rem, 1vmin, 0.7rem);
  letter-spacing: 0.12em;
}

.triadize-module__controls-panel {
  position: absolute;
  right: calc(100% + 24px);
  top: 0;
  width: 188px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.triadize-module__input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
}

.triadize-module__button {
  border: 1px solid var(--tile-line);
  background: transparent;
  color: var(--text);
  padding: 8px 10px;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.triadize-module__button:hover {
  border-color: var(--hover);
  color: #f0d2d2;
}

.triadize-module__button--active {
  border-color: var(--active);
  color: var(--active);
}

.triadize-module__button:disabled {
  opacity: 0.45;
  cursor: default;
}

.triadize-module__body {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.triadize-module__board {
  width: min(100%, 24rem);
  display: flex;
  flex-direction: column;
}

.triadize-module__field {
  position: relative;
  padding: 14px;
  border: 0;
  background: transparent;
  min-height: 18rem;
}

.triadize-module__path {
  position: absolute;
  inset: 14px;
  width: calc(100% - 28px);
  height: calc(100% - 28px);
  overflow: visible;
  pointer-events: none;
}

.triadize-module__path-line {
  stroke: rgba(212, 182, 74, 0.55);
  stroke-width: 0.7;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.triadize-module__quanta {
  position: absolute;
  width: clamp(42px, 5.2vmin, 58px);
  height: clamp(42px, 5.2vmin, 58px);
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  background: #1a1a1a;
  color: var(--text);
  font-family: "Courier New", monospace;
  font-size: clamp(0.8rem, 1.4vmin, 1rem);
  letter-spacing: 0.06em;
  z-index: 2;
}

.triadize-module__empty {
  grid-column: 1 / -1;
  align-self: center;
  justify-self: center;
  color: var(--muted);
  font-family: "Courier New", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.triadize-module__status {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid var(--tile-line);
  background: rgba(255, 255, 255, 0.02);
}

.triadize-module__status.is-floating {
  position: absolute;
  left: calc(100% + 24px);
  top: 0;
  width: 220px;
  background: rgba(7, 7, 7, 0.96);
  z-index: 8;
}

.triadize-module__status-title {
  color: var(--muted);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

.triadize-module__status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.74rem;
  line-height: 1.4;
}

.triadize-module__status-label {
  color: var(--muted);
}

.triadize-module__status-value {
  color: var(--text);
  text-align: right;
  font-family: "Courier New", monospace;
}

.triadize-module__message {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.triadize-module__summary {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}