:root {
  --bg: #000000;
  /* 符号色：由 word color 设置写入 */
  --line: #ffe6b3;
  /* 线框：参考原版更淡、更闷 */
  --frame: rgba(255, 230, 179, 0.72);
  --frame-w: 2.75px;
  /* 顶部分割：对手牌槽顶线位置 */
  --divider: #ffe6b3;
  --divider-w: 3px;
  --hover: rgba(255, 230, 179, 0.14);
  /* 棋盘最大宽度；纵横比略高于 12:9，上下稍长一点 */
  --board-max-w: 1080px;
  --board-aspect-w: 12;
  --board-aspect-h: 10.2;
  /* 对齐原版槽位：字形居中尺寸 */
  --glyph: 68px;
  --glyph-gap: 6px;
  /* 地球人语言（英文）统一字体 */
  --font-terran: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--line);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  user-select: none;
}

body {
  display: grid;
  place-items: center;
  overflow: hidden;
}

/* 首屏预载 */
.boot {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: var(--bg);
  transition: opacity 0.28s ease;
}
.boot.is-done {
  opacity: 0;
  pointer-events: none;
}
.boot-bar {
  width: min(42vw, 280px);
  height: 2px;
  background: rgba(255, 230, 179, 0.18);
  overflow: hidden;
}
.boot-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--line);
  transition: width 0.12s linear;
}

#app {
  /* 锁比例并限制最大宽度；略增高使上下稍长 */
  width: min(
    100vw - 0.6vw,
    calc(100vh * var(--board-aspect-w) / var(--board-aspect-h)),
    var(--board-max-w)
  );
  height: min(
    100vh - 0.8vh,
    calc((100vw - 0.6vw) * var(--board-aspect-h) / var(--board-aspect-w)),
    calc(var(--board-max-w) * var(--board-aspect-h) / var(--board-aspect-w))
  );
  margin: 0 auto;
  padding: 0.4vh 0.3vw;
  display: grid;
  place-items: stretch;
  position: relative;
}

#app > .menu,
#app > .game,
#app > .settings,
#app > .room {
  grid-area: 1 / 1;
  min-width: 0;
  min-height: 0;
}

.game {
  display: grid;
  place-items: stretch;
}
.game[hidden],
.menu[hidden],
.settings[hidden] {
  display: none !important;
}

/* —— 主界面：同房间/设置，12×9 mid-glyph —— */
.menu {
  display: grid;
  place-items: stretch;
  background: var(--bg);
  color: var(--line);
}
.menu[hidden] {
  display: none !important;
}
.menu-board::before {
  display: none;
}
/* 主界面标题：跨满 12 列，内宽 9/12 真正居中；每槽≈3 列 */
.menu-board > .cell.menu-brand-cell {
  display: grid;
  place-items: center;
  overflow: visible;
  padding: 0;
}
.menu-board .menu-brand-row {
  width: 75%; /* 9/12：左右各留 1.5 列，光学居中 */
  height: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  justify-items: center;
  gap: 0;
}
.menu-board .menu-brand-row > .glyph-stack {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
}
.menu-board .menu-brand-row .sq {
  width: min(68%, calc(var(--glyph) * 2.9)) !important;
  height: min(68%, calc(var(--glyph) * 2.9)) !important;
  max-width: none !important;
  max-height: none !important;
  flex: 0 0 auto;
  --glyph-lift: 0px;
  transform: none !important;
}
.menu-board .menu-brand-row .terran-lang {
  position: static;
  left: auto;
  top: auto;
  transform: none;
  font-size: clamp(14px, 2.1vw, 20px);
  line-height: 1;
}
/* 选项 / modify：判定区=跨格整块（整钮可点），字形仍按列均分落位 */
.menu-board > .cell.menu-hit-group {
  display: grid;
  place-items: stretch;
  padding: 0;
  gap: 0;
  cursor: pointer;
  appearance: none;
  border: none;
  background: transparent;
  color: var(--line);
}
.menu-board > .cell.menu-hit-group.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.menu-board > .cell.menu-hit-group.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.menu-board > .cell.menu-hit-group > .glyph-stack {
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  position: relative;
}
.menu-board > .cell.menu-hit-group .sq {
  width: min(78%, var(--glyph)) !important;
  height: min(78%, var(--glyph)) !important;
  max-width: none !important;
  max-height: none !important;
}

.settings {
  display: grid;
  place-items: stretch;
  background: var(--bg);
  color: var(--line);
}

/*
 * 对齐原版 Draw 槽位：
 *   alien_slots[x,y] = 字形（格内居中，位置固定）
 *   txt_slots[x,y]   = 英文（钉在字形下方；hidetranslation 只清文字）
 * 判定区 = 字形正方形本身
 */
.glyph-stack {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  pointer-events: none;
}
.glyph-stack > .sq,
.glyph-stack > .glyph-hit,
.board-12x9 .sq {
  width: min(78%, var(--glyph));
  height: min(78%, var(--glyph));
  max-width: 100%;
  max-height: 100%;
  aspect-ratio: 1;
  --glyph-lift: 12px;
  transform: translateY(calc(-1 * var(--glyph-lift)));
}
.terran-lang {
  position: absolute;
  left: 50%;
  top: 50%;
  /* 贴在字形下沿外侧（字形半高 + 间距） */
  transform: translate(-50%, calc(min(39%, 34px) + 14px));
  margin: 0;
  padding: 0;
  font-family: var(--font-terran);
  font-size: clamp(13px, 1.9vw, 18px);
  line-height: 1;
  font-weight: 400;
  font-style: normal;
  color: var(--line);
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
  z-index: 2;
}
html.hide-terran .terran-lang {
  display: none !important;
}

.glyph-hit {
  display: grid;
  place-items: center;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  border: none;
  outline: 2px solid transparent;
  outline-offset: -2px;
  pointer-events: auto;
  cursor: pointer;
  background: transparent;
  /* 与无判定字形同一上移，判定框跟着走 */
  --glyph-lift: 12px;
  transform: translateY(calc(-1 * var(--glyph-lift)));
}
.glyph-hit:hover {
  background: var(--hover);
}
.glyph-hit.on {
  outline-color: var(--line);
}
.glyph-hit .sq {
  width: 100% !important;
  height: 100% !important;
  /* 上移已在外壳，内部不再叠一次 */
  --glyph-lift: 0px;
  transform: none !important;
  pointer-events: none;
}

.cell:has(.glyph-hit),
.cell.settings-opt,
.cell.title-row.clickable {
  pointer-events: none;
  background: transparent !important;
}
.cell:has(.glyph-hit):hover::before,
.cell:has(.glyph-hit).selected::before,
.cell.settings-opt:hover::before,
.cell.settings-opt.selected::before,
.cell.title-row.clickable:hover::before,
.cell.title-row.selected::before {
  content: none !important;
  display: none !important;
}

.board-12x9 > .cell,
.cell.mid-glyph,
.board-12x9 > .cell.mid-glyph.title-row {
  overflow: visible;
  place-items: stretch;
}

/* 双人准备房间：自有布局，格子/字形规格对齐对局 mid-glyph */
.room {
  display: grid;
  place-items: stretch;
  background: var(--bg);
  color: var(--line);
}
.room[hidden] {
  display: none !important;
}
/* 房间不要顶部分割线（那是对局牌区用的） */
.room-board::before {
  display: none;
}
.room-board > .cell.room-seat-dim {
  opacity: 0.4;
}
.room-board > .cell.room-code-cell {
  cursor: pointer;
  pointer-events: auto;
}
.room-board > .cell.room-code-cell:hover {
  background: var(--hover);
}
/* 填空格：与两侧字形同高同格，下划线对齐字形下沿（房间码 / 主界面姓名） */
.room-board > .cell.room-join-blank,
.menu-board > .cell.room-join-blank {
  place-items: stretch;
  padding: 0;
  pointer-events: auto;
}
.room-board .room-code-blank-cell,
.menu-board .room-code-blank-cell {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  box-sizing: border-box;
  position: relative;
  padding: 0;
  /* 与 mid-glyph 字形同幅度上移，线和相邻字形对齐 */
  --glyph-lift: 12px;
  transform: translateY(calc(-1 * var(--glyph-lift)));
}
.room-board .room-code-blank-cell::after,
.menu-board .room-code-blank-cell::after {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 50%;
  margin-top: calc(min(39%, 34px) + 2px);
  border-bottom: var(--frame-w) solid var(--line);
  pointer-events: none;
  opacity: 0.9;
}
.room-board .room-input,
.menu-board .room-input {
  width: 84%;
  border: none;
  outline: none;
  background: transparent;
  color: var(--line);
  font-family: var(--font-terran);
  font-size: clamp(16px, 2.4vw, 24px);
  letter-spacing: 0.22em;
  text-align: center;
  text-transform: uppercase;
  caret-color: var(--line);
  pointer-events: auto;
  padding: 0;
  margin: 0;
}
.menu-board .menu-name-input {
  text-transform: none;
  letter-spacing: 0.08em;
}
.room-board .room-code-text {
  font-family: var(--font-terran);
  font-size: clamp(20px, 3vw, 32px);
  letter-spacing: 0.26em;
  font-weight: 600;
  color: var(--line);
  padding-left: 0.26em;
  line-height: 1;
  align-self: center;
  justify-self: center;
}
.room-board .room-name-cell {
  font-family: var(--font-terran);
  font-size: clamp(12px, 1.6vw, 16px);
  letter-spacing: 0.04em;
  color: var(--line);
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  align-self: center;
  justify-self: center;
}
.room-board .room-hint-cell {
  font-family: var(--font-terran);
  font-size: clamp(12px, 1.5vw, 15px);
  opacity: 0.75;
  text-align: center;
  line-height: 1.35;
  padding: 0 6px;
  align-self: center;
  justify-self: center;
}
/* 顶栏：左标题，右 leave（不走棋盘分割线） */
.room-top {
  width: min(100%, 820px);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(12px, 2vw, 24px);
}
.room-title-glyphs,
.room-leave {
  display: flex;
  align-items: center;
  gap: var(--glyph-gap);
}
.room-title-glyphs .glyph-stack,
.room-leave .glyph-stack {
  width: auto;
  height: auto;
  min-width: var(--glyph);
  min-height: calc(var(--glyph) + 1.2em);
}
.room-title-glyphs .glyph-stack > .sq,
.room-title-glyphs .sq,
.room-leave .glyph-stack > .sq,
.room-leave .sq {
  width: var(--glyph) !important;
  height: var(--glyph) !important;
  min-height: var(--glyph) !important;
  max-width: none !important;
  max-height: none !important;
  --glyph-lift: 0px;
  transform: none !important;
}
.room-title-glyphs .terran-lang,
.room-leave .terran-lang {
  transform: translate(-50%, calc(var(--glyph) * 0.5 + 4px));
}
.room-leave {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--line);
  cursor: pointer;
  padding: 0;
  margin: 0;
  flex: 0 0 auto;
}
.room-leave:hover,
.room-leave:focus-visible {
  background: var(--hover);
  outline: none;
}
.room-seats {
  width: min(100%, 720px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(12px, 3vw, 28px);
  align-self: end;
  margin-top: clamp(32px, 10vh, 96px);
}
.room-seat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
  padding: clamp(14px, 2.5vh, 22px);
  border: var(--frame-w) solid var(--frame);
  min-height: calc(var(--glyph) + 48px);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.room-seat.is-you {
  border-color: var(--line);
}
.room-seat.is-ready {
  background: color-mix(in srgb, var(--line) 8%, transparent);
}
.room-seat.is-empty {
  opacity: 0.55;
}
.room-seat-glyph-col {
  display: grid;
  justify-items: center;
  gap: 2px;
}
.room-seat-glyph {
  display: grid;
  place-items: center;
}
.room-seat-glyph .glyph-stack {
  width: auto;
  height: auto;
  min-width: var(--glyph);
  min-height: var(--glyph);
}
.room-seat-glyph .glyph-stack > .sq,
.room-seat-glyph .sq {
  width: var(--glyph) !important;
  height: var(--glyph) !important;
  min-height: var(--glyph) !important;
  max-width: none !important;
  max-height: none !important;
  --glyph-lift: 0px;
  transform: none !important;
}
/* 名称取代字形自带英文，显示在字符正下方 */
.room-seat-glyph .terran-lang {
  display: none !important;
}
.room-seat-name {
  font-family: var(--font-terran);
  font-size: clamp(13px, 1.9vw, 18px);
  letter-spacing: 0.04em;
  text-align: center;
  max-width: 8em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-height: 1.1em;
}
.room-seat-meta {
  display: grid;
  gap: 4px;
}
.room-seat-label {
  display: grid;
  place-items: center;
  min-height: var(--glyph);
}
.room-seat-label .glyph-stack {
  width: auto;
  height: auto;
  min-width: calc(var(--glyph) * 0.85);
  min-height: calc(var(--glyph) * 0.85);
}
.room-seat-label .sq {
  width: calc(var(--glyph) * 0.85) !important;
  height: calc(var(--glyph) * 0.85) !important;
  max-width: none !important;
  max-height: none !important;
  --glyph-lift: 0px;
  transform: none !important;
}
.room-seat-status {
  font-size: 13px;
  opacity: 0.8;
  letter-spacing: 0.04em;
}
.room-code-block {
  display: grid;
  gap: 8px;
  justify-items: center;
  width: min(100%, 720px);
}
.room-code-block[hidden] {
  display: none !important;
}
.room-code-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.room-code {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--line);
  font-family: var(--font-terran);
  font-size: clamp(28px, 6vw, 42px);
  letter-spacing: 0.28em;
  font-weight: 600;
  padding: 4px 0 4px 0.28em;
  cursor: pointer;
}
.room-code:hover,
.room-code:focus-visible {
  outline: none;
  opacity: 0.85;
}
.room-btn-copy {
  padding: 8px 12px;
  font-size: 14px;
}
.room-btn-copy.is-copied {
  border-color: var(--line);
}
.room-hint {
  margin: 0;
  font-size: 13px;
  opacity: 0.75;
  text-align: center;
  max-width: 36em;
  line-height: 1.4;
}
.room-actions {
  display: grid;
  gap: 14px;
  justify-items: center;
  width: min(100%, 420px);
  align-self: start;
  margin-top: clamp(12px, 3vh, 28px);
  margin-bottom: clamp(20px, 5vh, 48px);
}
.room-actions[hidden] {
  display: none !important;
}
.room-join-row {
  display: flex;
  gap: 12px;
  width: 100%;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.room-glyph-btn {
  appearance: none;
  border: var(--frame-w) solid var(--frame);
  background: transparent;
  color: var(--line);
  cursor: pointer;
  /* 上少下多：给字形+英文整体偏上留空 */
  padding: 6px clamp(14px, 2vw, 22px) 18px;
  display: grid;
  place-items: center;
  min-width: calc(var(--glyph) + 28px);
  min-height: calc(var(--glyph) + 36px);
}
.room-glyph-btn:hover,
.room-glyph-btn:focus-visible {
  background: var(--hover);
  border-color: var(--line);
  outline: none;
}
.room-glyph-btn-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--glyph-gap);
  transform: translateY(-6px);
}
.room-glyph-btn-inner .glyph-stack {
  width: auto;
  height: auto;
  min-width: var(--glyph);
  min-height: calc(var(--glyph) + 1.05em);
}
.room-glyph-btn-inner .glyph-stack > .sq,
.room-glyph-btn-inner .sq {
  width: var(--glyph) !important;
  height: var(--glyph) !important;
  min-height: var(--glyph) !important;
  max-width: none !important;
  max-height: none !important;
  --glyph-lift: 0px;
  transform: none !important;
}
.room-glyph-btn-inner .terran-lang {
  transform: translate(-50%, calc(var(--glyph) * 0.5 + 2px));
}
/* 房间码填空线（对应原 ROOM 输入框） */
.room-code-blank {
  position: relative;
  display: grid;
  align-items: end;
  min-width: clamp(7em, 22vw, 10em);
  height: calc(var(--glyph) + 1.2em);
  padding: 0 4px 0.15em;
  border: var(--frame-w) solid var(--frame);
}
.room-code-blank::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 0.45em;
  border-bottom: var(--frame-w) solid var(--line);
  pointer-events: none;
  opacity: 0.85;
}
.room-btn {
  appearance: none;
  border: var(--frame-w) solid var(--frame);
  background: transparent;
  color: var(--line);
  font-family: var(--font-terran);
  font-size: 16px;
  padding: 10px 18px;
  cursor: pointer;
  letter-spacing: 0.06em;
}
.room-btn:hover,
.room-btn:focus-visible {
  background: var(--hover);
  border-color: var(--line);
  outline: none;
}
.room-btn:disabled {
  opacity: 0.4;
  cursor: default;
}
.room-ready-btn {
  min-width: 7em;
  display: grid;
  place-items: center;
  padding: 12px 20px;
}
.room-ready-btn.is-on {
  border-color: var(--line);
  background: color-mix(in srgb, var(--line) 10%, transparent);
}
.room-ready-glyphs {
  display: flex;
  gap: var(--glyph-gap);
  align-items: center;
}
.room-ready-glyphs .glyph-stack {
  width: auto;
  height: auto;
  min-width: var(--glyph);
  min-height: calc(var(--glyph) + 1.1em);
}
.room-ready-glyphs .sq {
  width: var(--glyph);
  height: var(--glyph);
}
.room-input {
  appearance: none;
  width: 100%;
  border: none;
  background: transparent;
  color: var(--line);
  font-family: var(--font-terran);
  font-size: clamp(18px, 2.4vw, 24px);
  letter-spacing: 0.2em;
  text-align: center;
  text-transform: uppercase;
  padding: 0 2px 8px;
  caret-color: var(--line);
  z-index: 1;
}
.room-input:focus {
  outline: none;
}
.room-input::placeholder {
  color: transparent;
}

@media (max-width: 560px) {
  .room-seats {
    grid-template-columns: 1fr;
  }
}

/* 12×9：顶行留空 + 上牌区 2 + 中区 4 + 下牌区 2 */
.board-12x9 {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(9, minmax(0, 1fr));
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: visible;
  contain: layout;
  /* 合成层：滚动/刷新时少拖累整页 */
  transform: translateZ(0);
}

/* 亮粗分割线：对齐对手牌槽顶部，横向铺满视口 */
.board-12x9::before {
  content: "";
  position: absolute;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  top: calc(100% / 9);
  height: var(--divider-w);
  margin-top: calc(var(--divider-w) / -2);
  background: var(--divider);
  z-index: 6;
  pointer-events: none;
}

.cell {
  min-width: 0;
  min-height: 0;
  display: grid;
  justify-items: center; /* 水平居中于网格 */
  align-items: center;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--line);
  position: relative;
  overflow: visible;
  /* 限制重排/重绘范围，减轻整板刷新卡顿 */
  contain: layout style;
}

.glyph.sq,
.sq {
  width: min(82%, 72px);
  height: min(82%, 72px);
  aspect-ratio: 1;
  max-width: 100%;
  max-height: 100%;
  display: block;
  margin-inline: auto;
  pointer-events: none;
  flex-shrink: 0;
  /* mask：只用 PNG 透明度，填充色跟 --line（word color）
   * 注意：尺寸用 --glyph，贴图用 --glyph-mask，勿混用 */
  background-color: var(--line);
  -webkit-mask-image: var(--glyph-mask);
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-image: var(--glyph-mask);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  /* 去掉 per-glyph drop-shadow（大量字形时很吃帧） */
  /* 字形统一上移；判定外壳同步，避免有判定的矮一截 */
  --glyph-lift: 12px;
  transform: translateY(calc(-1 * var(--glyph-lift)));
}

.cell.clickable { cursor: pointer; }
.cell.clickable:hover,
.cell.selected {
  background: transparent; /* 改由 ::before 绘制 */
  z-index: 2;
}
.cell.clickable:hover::before,
.cell.selected::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0; /* 不向上冒出格子/牌框 */
  bottom: 0;
  background: var(--hover);
  z-index: 0;
  pointer-events: none;
}
.cell.clickable > *,
.cell.selected > * {
  position: relative;
  z-index: 1;
}
.cell.card-slot.clickable:hover,
.cell.card-slot.selected {
  background: transparent;
}
.cell:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* 线框：更粗、更淡（参考原版；符号仍用 --line） */
.cell.vt { box-shadow: inset 0 var(--frame-w) 0 var(--frame); }
.cell.vb { box-shadow: inset 0 calc(-1 * var(--frame-w)) 0 var(--frame); }
.cell.vl { box-shadow: inset var(--frame-w) 0 0 var(--frame); }
.cell.vr { box-shadow: inset calc(-1 * var(--frame-w)) 0 0 var(--frame); }

.cell.vt.vl {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame);
}
.cell.vt.vr {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}
.cell.vb.vl {
  box-shadow:
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame);
}
.cell.vb.vr {
  box-shadow:
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}
.cell.vt.vl.vr {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}
.cell.vb.vl.vr {
  box-shadow:
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}
.cell.vt.vb {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame);
}
.cell.vt.vb.vl {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame);
}
.cell.vt.vb.vr {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}
.cell.vt.vb.vl.vr {
  box-shadow:
    inset 0 var(--frame-w) 0 var(--frame),
    inset 0 calc(-1 * var(--frame-w)) 0 var(--frame),
    inset var(--frame-w) 0 0 var(--frame),
    inset calc(-1 * var(--frame-w)) 0 0 var(--frame);
}

.cell.box {
  box-shadow: inset 0 0 0 var(--frame-w) var(--frame);
}

/* 牌：两行 = 两个统一 glyph-stack（元素 / 点数） */
.cell.tall .stack {
  display: grid;
  justify-items: stretch;
  align-items: stretch;
  width: 100%;
  height: 100%;
  gap: 0;
  padding: 1% 0;
  min-height: 0;
}
.cell.tall .stack-2 {
  grid-template-rows: 1fr 1fr;
}
.cell.tall .stack-2 > .glyph-stack {
  width: 100%;
  height: 100%;
  min-height: 0;
}

/* 徽章（非字符格，单独尺寸） */
.cell.badge-wide {
  place-items: center;
}
.cell.badge-wide .sq {
  width: min(90%, 132px);
  height: min(72%, 68px);
}
.cell.badge-corner {
  place-items: center;
  overflow: visible;
}
.cell.badge-corner .badge-named {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.cell.badge-corner .badge-named > .glyph-stack {
  flex: 0 0 auto;
  width: var(--glyph);
  height: var(--glyph);
  min-width: var(--glyph);
  min-height: var(--glyph);
}
/* 百分比高在 auto 父级会塌成 0，徽章用固定尺寸 */
.cell.badge-corner .sq,
.cell.badge-corner .badge-named .sq {
  width: var(--glyph) !important;
  height: var(--glyph) !important;
  min-width: var(--glyph) !important;
  min-height: var(--glyph) !important;
  max-width: none !important;
  max-height: none !important;
  --glyph-lift: 0px;
  transform: none !important;
}
/* 用玩家名替换徽章自带英文 */
.cell.badge-corner .badge-named .terran-lang {
  display: none !important;
}
.cell.badge-corner .badge-name {
  position: static;
  transform: none;
  flex: 0 0 auto;
  font-family: var(--font-terran);
  font-size: clamp(11px, 1.5vw, 15px);
  line-height: 1.2;
  color: var(--line);
  text-align: center;
  max-width: 100%;
  overflow: visible;
  white-space: nowrap;
  pointer-events: none;
  z-index: 2;
  padding-bottom: 1px;
}

/* 2×2 下两格：与 mid-glyph 同格同尺寸（数字 | score） */
.cell.badge-score {
  place-items: center;
  overflow: visible;
}
.cell.badge-score .badge-score-nums {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 100%;
  height: 100%;
}
.cell.badge-score .badge-score-nums .glyph-stack {
  flex: 1 1 0;
  width: auto;
  height: 100%;
  min-width: 0;
  min-height: 0;
}
.cell.badge-score .badge-score-nums .sq {
  width: min(78%, var(--glyph)) !important;
  height: min(78%, var(--glyph)) !important;
}

/*
 * modify game：按钮跨两列，字形仍落在两格中线（subgrid）
 * 判定框只有外层一个
 */
.board-12x9 > .cell.modify-game {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: span 2;
  padding: 0;
  gap: 0;
  place-items: stretch;
}
.board-12x9 > .cell.modify-game > .glyph-hit-group {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  place-items: stretch;
  width: auto;
  height: 100%;
  padding: 0;
  gap: 0;
  box-sizing: border-box;
}
.board-12x9 > .cell.modify-game > .glyph-hit-group > .glyph-stack {
  width: 100%;
  height: 100%;
  min-width: 0;
  /* 上移交给外层 hit */
  transform: none;
}
.board-12x9 > .cell.modify-game > .glyph-hit-group .sq {
  width: min(78%, var(--glyph)) !important;
  height: min(78%, var(--glyph)) !important;
  --glyph-lift: 0px;
  transform: none !important;
}

.cell.insert {
  cursor: pointer;
  font-size: 22px;
  opacity: 0.75;
}
.cell.insert:hover { background: var(--hover); opacity: 1; }

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 12, 4, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
}
.overlay[hidden] { display: none; }

.dialog {
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.dialog-title,
.dialog-body,
.meld-row {
  display: grid;
  grid-auto-flow: column;
  gap: 6px;
  align-items: center;
}

.meld-card {
  display: grid;
  grid-template-rows: 1fr 1fr;
  place-items: center;
  gap: 4px;
}
.meld-card .sq { width: 40px; height: 40px; }