body {
  margin: 0;
  background: #222;
  color: #eee;
  font-family: sans-serif;
  overflow: hidden;
}

/* 中身を本来の大きさで並べてから、ウィンドウに収まるよう main.js で拡大縮小する */
#stage {
  position: absolute;
  top: 0;
  left: 50%;
  padding: 16px;
  transform-origin: top center;
  white-space: nowrap;
}

[hidden] {
  display: none !important;
}

#menu h2 {
  margin: 24px 0 8px;
  font-size: 20px;
}

#menu button,
.dialog button {
  font-size: 16px;
  padding: 6px 14px;
}

.versus-form th,
.versus-form td {
  padding: 4px 10px;
  text-align: left;
}

/* 対戦・一人用の盤面を横に並べる */
.match {
  display: flex;
  align-items: flex-start;
  gap: 32px;
}

/* 1人分：名前、盤面（と HOLD・NEXT）、その下にスコアなど */
.player {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.player-name {
  font-size: 22px;
  font-weight: bold;
  min-height: 1.3em;
}

.field {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.side {
  width: 144px;
}

.side p {
  margin: 0 0 4px;
}

.box {
  background: #000;
  border: 2px solid #888;
}

.garbage-bar {
  background: #111;
  border: 2px solid #444;
}

.incoming {
  color: #f66;
  font-weight: bold;
}

.stats {
  display: flex;
  gap: 24px;
  font-size: 20px;
  font-weight: bold;
  min-height: 1.5em;
}

.stats p {
  margin: 0;
}

.center-info {
  align-self: center;
  text-align: center;
  min-width: 160px;
  font-size: 18px;
}

.center-info .score-line {
  font-size: 40px;
  font-weight: bold;
  margin: 0;
}

.center-info .margin {
  color: #fc6;
  font-size: 14px;
  white-space: normal;
}

.help {
  margin-top: 24px;
  font-size: 13px;
  color: #aaa;
  white-space: normal;
  max-width: 720px;
}

/* カウントダウンなどの大きな文字（拡大縮小の影響を受けないよう画面に固定） */
.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 96px;
  font-weight: bold;
  color: #fff;
  text-shadow: 0 0 12px #000, 0 0 4px #000;
  pointer-events: none;
}

.dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(20, 20, 20, 0.95);
  border: 2px solid #888;
  border-radius: 8px;
  padding: 16px 40px;
  text-align: center;
}

/* ---- スマホ・縦長の画面 ---- */
body {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* 画面ボタン（タッチ操作の間だけ main.js が表示する） */
#touch-controls {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 200px;
  box-sizing: border-box;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  touch-action: none;
  z-index: 5;
}

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

.touch-left {
  width: 58%;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 80px;
}

.touch-right {
  width: 38%;
  grid-template-columns: 1fr 1fr;
  grid-auto-rows: 120px;
}

#touch-controls button {
  font-size: 22px;
  font-weight: bold;
  color: #eee;
  background: rgba(255, 255, 255, 0.14);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  touch-action: none;
}

#touch-controls button.active {
  background: rgba(255, 255, 255, 0.4);
}

#touch-controls button.wide {
  grid-column: span 2;
}

/* ぷよにはホールドとハードドロップがない（場所は空けたままにして、ボタンの位置を変えない） */
#touch-controls[data-type="puyo"] .only-tetris {
  visibility: hidden;
}

#touch-pause {
  position: fixed;
  top: 8px;
  right: 8px;
  width: 44px;
  height: 44px;
  font-size: 18px;
  font-weight: bold;
  color: #eee;
  background: rgba(255, 255, 255, 0.14);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  z-index: 5;
}

/* 縦長：盤面を縦に並べる。自分を大きく、相手を小さくして上に置く */
body.portrait .match {
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

body.portrait .player.opponent {
  order: -2;
  zoom: 0.4;
}

body.portrait .center-info {
  order: -1;
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
  font-size: 14px;
}

body.portrait .center-info p {
  margin: 0;
}

body.portrait .center-info .score-line {
  font-size: 28px;
}

/* 縦長：対戦メニューは表をやめて、1行を1枚のカードにする */
body.portrait #menu {
  width: 340px;
  white-space: normal;
}

body.portrait #menu button {
  font-size: 18px;
  padding: 10px 16px;
}

body.portrait .versus-form,
body.portrait .versus-form tbody,
body.portrait .versus-form tr,
body.portrait .versus-form th,
body.portrait .versus-form td {
  display: block;
}

body.portrait .versus-form tr:first-child {
  display: none;
}

body.portrait .versus-form tr {
  margin: 8px 0;
  padding: 8px;
  border: 1px solid #444;
  border-radius: 6px;
}

body.portrait .versus-form th,
body.portrait .versus-form td {
  padding: 4px 6px;
}

body.portrait .versus-form td::before {
  content: attr(data-label);
  display: inline-block;
  width: 7em;
  color: #aaa;
}

body.portrait .versus-form select {
  font-size: 16px;
}

body.portrait .help {
  max-width: 340px;
}