@font-face {
  font-family: "Riichi Mahjong";
  src: url("./fonts/Riichi-Mahjong-Colorful.woff2") format("woff2");
  font-display: swap;
}

:root {
  color-scheme: light;
  --bg: #f4f1ea;
  --panel: rgba(255, 251, 245, 0.92);
  --panel-strong: #fffdf8;
  --ink: #1f1d18;
  --muted: #5d564b;
  --line: #d8cdb9;
  --line-strong: #bda983;
  --accent: #0f6a54;
  --accent-soft: #def2ea;
  --decision: #a64b00;
  --decision-soft: #fff0dd;
  --danger: #8a3029;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: white;
  overflow-x: clip;
}

main {
  max-width: 1540px;
  margin: 0 auto;
  padding: 24px;
}

.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  min-width: 0;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(66, 48, 25, 0.08);
  min-width: 0;
}

.controls {
  padding: 18px;
  position: static;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(66, 48, 25, 0.08);
}

.pystyle-editor {
  display: grid;
  gap: 18px;
  padding: 0;
}

.editor-controls {
  display: grid;
  gap: 18px;
}

.editor-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
}

.editor-label {
  font-size: 18px;
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
  color: var(--ink);
}

.choice-group {
  display: inline-flex;
  align-items: stretch;
}

.choice-button {
  min-width: 52px;
  height: 48px;
  border: 1px solid var(--line-strong);
  border-left-width: 0;
  background: var(--panel-strong);
  color: var(--accent);
  font-size: 18px;
  font-weight: 600;
  padding: 0 14px;
  border-radius: 0;
}

.choice-button:first-child {
  border-left-width: 1px;
  border-radius: 8px 0 0 8px;
}

.choice-button:last-child {
  border-radius: 0 8px 8px 0;
}

.choice-button.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.turn-select {
  width: 320px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  font-size: 18px;
  color: var(--ink);
  background: var(--panel-strong);
}

.note-row {
  margin-top: -4px;
}

.editor-note {
  font-size: 16px;
  line-height: 1.5;
  color: var(--muted);
}

.toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.toggle-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
}

.toggle-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggle-slider {
  width: 38px;
  height: 22px;
  border-radius: 999px;
  background: var(--accent);
  position: relative;
  flex: 0 0 auto;
}

.toggle-slider::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 18px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: white;
}

.toggle-chip input:not(:checked) + .toggle-slider {
  background: var(--line);
}

.toggle-chip input:not(:checked) + .toggle-slider::after {
  left: 2px;
}

.results {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.section {
  padding: 18px;
  display: grid;
  gap: 14px;
  min-width: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
}

h1 {
  font-size: 30px;
  margin-bottom: 10px;
}

h2 {
  font-size: 18px;
}

h3 {
  font-size: 15px;
}

p {
  margin: 0;
  color: var(--muted);
}

.mono,
code,
textarea,
input {
  font-family: "SFMono-Regular", "Menlo", monospace;
}

.muted {
  color: var(--muted);
}

.tile-zone {
  display: grid;
  gap: 10px;
}

.scenario-board {
  display: grid;
  gap: 10px;
}

.pystyle-summary {
  display: flex;
  align-items: start;
  gap: 8px;
  flex-wrap: wrap;
}

.scenario-roundline {
  font-size: 18px;
  line-height: 1.3;
  white-space: nowrap;
}

.deadwall-strip {
  display: flex;
  gap: 0;
  align-items: flex-start;
  justify-self: start;
  line-height: 0;
}

.deadwall-slot {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  margin: 0;
  padding: 0;
  flex: 0 0 auto;
}

.deadwall-back {
  display: inline-block;
  margin: 0;
  padding: 0;
  vertical-align: top;
}

.displayed-hand-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  overflow-x: auto;
  align-items: flex-start;
}

.editor-tabs {
  display: flex;
  align-items: flex-end;
  border-bottom: 1px solid var(--line);
  gap: 0;
}

.editor-tab {
  background: transparent;
  border: 0;
  border-bottom: 0;
  color: var(--accent);
  font-size: 17px;
  font-weight: 600;
  padding: 12px 18px;
  border-radius: 0;
}

.editor-tab.active {
  color: var(--ink);
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-bottom-color: var(--panel-strong);
  border-radius: 8px 8px 0 0;
  margin-bottom: -1px;
}

.editor-panel {
  display: grid;
  gap: 0;
}

.panel-note {
  font-size: 15px;
  line-height: 1.5;
  padding: 10px 0 12px;
  border-bottom: 1px solid var(--line);
}

.picker-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.picker-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 62px;
  padding: 0 4px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel-strong);
}

.picker-tile:disabled {
  opacity: 0.35;
}

.picker-tile-face {
  width: auto;
  height: auto;
}

.display-tile {
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.meld-choice {
  gap: 0;
  padding: 0 2px;
}

.meld-display-face {
  font-size: 46px;
}

.meld-gap-face {
  font-size: 20px;
  align-self: center;
}

.wall-counts {
  display: grid;
}

.wall-count-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.wall-count-item {
  display: grid;
  justify-items: center;
  gap: 4px;
}

.wall-count-value {
  width: 46px;
  font-size: 14px;
  color: var(--ink);
  padding: 4px 6px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.zone-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.tile-rack {
  min-height: 96px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
}

.tile-rack.compact {
  min-height: 68px;
  padding: 8px;
}

.rack-empty {
  align-self: center;
  color: var(--muted);
  font-size: 13px;
}

.tile-button {
  position: relative;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.tile-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.rack-tile:hover,
.palette-tile:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.6);
}

.tile-img {
  width: auto;
  height: auto;
  display: inline-block;
  vertical-align: top;
}

.tile-img.small {
  width: auto;
  height: auto;
}

.tile-img.decision-tile {
  width: 64px;
  height: 86px;
}

.tile-face {
  font-family: "Riichi Mahjong", serif;
  font-size: 46px;
  line-height: 1;
  letter-spacing: 0;
  font-kerning: none;
  font-feature-settings: "liga" 1, "clig" 1, "dlig" 1;
  font-variant-ligatures: contextual common-ligatures discretionary-ligatures;
  overflow: visible;
  user-select: none;
}

.tile-face.small {
  font-size: 34px;
}

.tile-face.decision-tile {
  font-size: 56px;
}

.tile-face.picker-tile-face {
  font-size: 46px;
}

.display-tile .tile-face.picker-tile-face,
.deadwall-back.tile-face.picker-tile-face {
  overflow: visible;
}

.palette-group {
  display: grid;
  gap: 8px;
}

.palette-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.palette-tile {
  padding: 2px;
  border: 1px solid var(--line);
  background: #fffef8;
}

.tile-counter {
  position: absolute;
  right: 2px;
  bottom: 2px;
  background: rgba(17, 17, 17, 0.72);
  color: white;
  font-size: 10px;
  line-height: 1;
  padding: 3px 4px;
  border-radius: 999px;
}

.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.segmented.compact {
  gap: 6px;
}

.segment {
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  border-radius: 8px;
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
}

.segment.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.meld-list {
  display: grid;
  gap: 8px;
}

.meld-item,
.meld-builder {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-strong);
  display: grid;
  gap: 10px;
}

.icon-text,
.secondary {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: white;
  border-radius: 8px;
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
}

button.secondary,
button.icon-text {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

button.segment {
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  border-radius: 8px;
  padding: 8px 12px;
}

button.segment.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

button.tile-button {
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
}

button.scenario-hand-tile,
button.deadwall-open,
button.aux-tile,
button.aux-meld {
  border: 0;
  margin: 0;
}

button.picker-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 62px;
  padding: 0 4px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel-strong);
  color: inherit;
}

button.picker-tile.display-tile {
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  margin: 0;
  align-self: flex-start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(92px, 1fr));
  gap: 10px;
}

.field {
  display: grid;
  gap: 6px;
}

.field-label {
  font-size: 12px;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fffdf8;
}

textarea {
  min-height: 260px;
  resize: vertical;
  font-size: 13px;
  line-height: 1.5;
}

.wind-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.stats-grid.compact-grid {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.stat-tile {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  padding: 12px;
}

.stat-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.stat-value {
  display: block;
  margin-top: 4px;
  font-size: 22px;
}

.warning-list {
  display: grid;
  gap: 8px;
}

.warning {
  border: 1px solid rgba(138, 48, 41, 0.18);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(138, 48, 41, 0.08);
  color: var(--danger);
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.decision-card {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  text-align: left;
  color: var(--ink);
}

.decision-card.selected {
  border-color: var(--decision);
  background: var(--decision-soft);
}

.decision-copy {
  display: grid;
  gap: 4px;
}

.start-badge {
  width: 64px;
  height: 86px;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, #fffef8 0%, #efe9db 100%);
  letter-spacing: 0;
  font-size: 12px;
}

.decision-metrics {
  font-size: 12px;
}

.node-detail-panel {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel-strong);
}

.detail-hand {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  overflow-x: auto;
}

.detail-turns {
  display: grid;
  gap: 10px;
}

.turn-summary {
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(15, 106, 84, 0.08);
}

.branch-grid {
  display: grid;
  gap: 8px;
}

.branch-card {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.branch-copy {
  font-size: 12px;
}

.graph-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: start;
}

.graph-focusbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  min-width: 0;
}

.graph-focus-hand {
  min-width: 0;
  flex: 1 1 360px;
}

.graph-focus-hand .field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.graph-focus-hand .field-label {
  flex: 0 0 100%;
}

.graph-focus-tiles {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  overflow-x: auto;
  align-items: flex-start;
  flex: 1 1 auto;
  min-width: 0;
}

.graph-focus-action {
  align-self: center;
  flex: 0 0 auto;
}

.graph-layout {
  display: block;
  min-width: 0;
}

.graph-host {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  overflow: hidden;
  min-width: 0;
  max-width: 100%;
}

.graph-host {
  overflow-x: auto;
  overflow-y: hidden;
}

.tree-canvas {
  min-width: 860px;
  width: 100%;
  max-width: 100%;
}

.tree-svg {
  width: 100%;
  height: auto;
  display: block;
}

.svg-label {
  font: 600 11px "SFMono-Regular", monospace;
  fill: #1f1d18;
}

.svg-value {
  font: 700 13px "SFMono-Regular", monospace;
  fill: #1f1d18;
}

.svg-sub {
  font: 10px "SFMono-Regular", monospace;
  fill: #5d564b;
}

.svg-tile {
  font: 42px "Riichi Mahjong", serif;
  text-anchor: middle;
  pointer-events: none;
  font-kerning: none;
  font-feature-settings: "liga" 1, "clig" 1, "dlig" 1;
  font-variant-ligatures: contextual common-ligatures discretionary-ligatures;
}

.svg-card-tile {
  font: 40px "Riichi Mahjong", serif;
  text-anchor: start;
  pointer-events: none;
  font-kerning: none;
  font-feature-settings: "liga" 1, "clig" 1, "dlig" 1;
  font-variant-ligatures: contextual common-ligatures discretionary-ligatures;
}

.svg-tile-small {
  font: 18px "Riichi Mahjong", serif;
  text-anchor: start;
  pointer-events: none;
  font-kerning: none;
  font-feature-settings: "liga" 1, "clig" 1, "dlig" 1;
  font-variant-ligatures: contextual common-ligatures discretionary-ligatures;
}

.graph-node {
  cursor: pointer;
}

.json-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  overflow: hidden;
}

@media (max-width: 760px) {
  main {
    padding: 14px;
  }

  .scenario-header {
    grid-template-columns: 1fr;
    display: grid;
  }

  .scenario-roundline {
    font-size: 18px;
  }

  .deadwall-strip {
    gap: 0;
  }

  .deadwall-slot,
  .deadwall-tile {
    width: auto;
    height: auto;
  }

  .scenario-tile {
    width: auto;
    height: auto;
  }

  .aux-rack {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

summary::-webkit-details-marker {
  display: none;
}

.node-body {
  padding: 0 14px 14px;
  display: grid;
  gap: 14px;
}

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .controls {
    position: static;
  }

  .graph-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  main {
    padding: 14px;
  }

  .wind-row,
  .graph-controls {
    grid-template-columns: 1fr;
  }

  .tile-img {
    width: 44px;
    height: 60px;
  }

  .tile-img.decision-tile {
    width: 54px;
    height: 74px;
  }
}