.spider-cover {
  background: #d9e8dc;
}
.spider-cover b,
.spider-cover i {
  position: absolute;
  width: 34px;
  height: 49px;
  background: #fff;
  border: 1px solid #c6d4c9;
  border-radius: 4px;
  left: 11px;
  top: 11px;
  padding: 2px 5px;
  font:
    600 17px/1.1 Georgia,
    serif;
  color: #253448;
  transform: rotate(-9deg);
}
.spider-cover i {
  left: 33px;
  top: 21px;
  color: #b54740;
  transform: rotate(9deg);
}
.spider-cover span {
  display: block;
}
.sudoku-cover {
  background: #e7e0d1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 8px;
  gap: 2px;
}
.sudoku-cover b {
  background: #fffaf0;
  text-align: center;
  font: 600 16px/1.2 system-ui;
  color: #71634b;
}
#table-play {
  position: fixed;
  inset: 0;
  height: 100vh;
  height: var(--table-height, 100vh);
  padding: env(safe-area-inset-top) env(safe-area-inset-right)
    env(safe-area-inset-bottom) env(safe-area-inset-left);
  display: flex;
  flex-direction: column;
  background: #214c40;
  color: #f0f5f1;
}
#table-play[data-game="sudoku"] {
  background: var(--paper);
  color: var(--ink);
}
#table-play .game-heading {
  flex: none;
}
#table-play .game-heading h1 {
  font-size: 17px;
}
#table-play[data-game="sudoku"] .game-heading {
  background: #14232d;
  color: #eef3f4;
}
.table-hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 14px 9px;
  font-size: 12px;
  flex: none;
  opacity: 0.85;
}
.table-tools {
  display: flex;
  gap: 7px;
  padding: 0 10px 7px;
  flex: none;
  flex-wrap: wrap;
}
.table-tools button {
  min-height: 42px;
  font-size: 13px;
  padding: 7px 11px;
  background: #ffffffed;
  color: #24382e;
  border-color: #ffffff50;
}
#table-play[data-game="sudoku"] .table-tools button {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
}
#sudoku-notes[aria-pressed="true"] {
  color: var(--accent) !important;
  border-color: var(--accent) !important;
}
.table-message {
  flex: none;
  min-height: 35px;
  font-size: 12px;
  margin: 0;
  padding: 0 12px 6px;
  line-height: 1.4;
}
.table-area {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.table-save-status {
  flex: none;
  font-size: 11px;
  opacity: 0.7;
  text-align: center;
  margin: 5px 10px;
}
.spider-scroll {
  height: 100%;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 3px clamp(4px, 1vw, 8px) 12px;
}
.spider-board {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: clamp(2px, 0.6vw, 6px);
  width: 100%;
  min-width: 0;
  min-height: 100%;
}
.spider-column {
  position: relative;
  min-height: 150px;
}
.pile-drop {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
  border: 1px dashed #ffffff45;
  border-radius: 6px;
  background: transparent;
  padding: 0;
  color: #ffffff65;
  text-align: center;
  font-size: 12px;
}
.pile-drop span {
  position: absolute;
  left: 0;
  right: 0;
  top: 5px;
}
.spider-column.can-drop .pile-drop {
  border: 2px solid #e8cb7d;
  background: #e8cb7d14;
}
.spider-card {
  position: absolute;
  left: 0;
  width: 100%;
  height: 76px;
  min-height: 0;
  text-align: left;
  border: 1px solid #b6c7be;
  border-radius: 5px;
  background: #fffdf7;
  color: #263441;
  padding: 3px 4px;
  font:
    600 17px/1.1 Georgia,
    serif;
  box-shadow: 0 1px 2px #0002;
  touch-action: pan-y;
}
.spider-card.red {
  color: #b0403b;
}
.spider-card .card-corner {
  position: absolute;
  top: 3px;
  left: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.spider-card .card-center {
  position: absolute;
  bottom: 8px;
  right: 7px;
  font-size: 27px;
}
.spider-card.facedown {
  background: repeating-linear-gradient(
    45deg,
    #769a8c,
    #769a8c 3px,
    #6c8f81 3px,
    #6c8f81 6px
  );
  border-color: #aec7bb;
  pointer-events: none;
}
.spider-card.selected {
  background: #fff2c8;
  border: 2px solid #e5b84e;
  box-shadow: 0 0 0 1px #e5b84e;
}
.spider-card:focus-visible,
.pile-drop:focus-visible {
  outline: 3px solid #efd58f;
  outline-offset: 0;
}
/* Keep all ten columns visible; stack the corner marks on narrow cards. */
@media (max-width: 600px) {
  .spider-card {
    padding: 3px 2px;
    font-size: 16px;
  }
  .spider-card .card-corner {
    left: 3px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .spider-card .card-suit {
    font-size: 11px;
    line-height: 1;
  }
  .spider-card .card-center {
    font-size: 22px;
    right: 3px;
    bottom: 6px;
  }
}
.sudoku-wrap {
  height: 100%;
  overflow: auto;
  padding: 2px 7px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.sudoku-board {
  flex: none;
  width: min(100%, 440px);
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  border: 2px solid var(--ink);
}
.sudoku-cell {
  aspect-ratio: 1;
  min-width: 0;
  min-height: 0;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: var(--paper);
  padding: 0;
  font-size: clamp(18px, 5vw, 27px);
  font-weight: 450;
  color: #427491;
}
.sudoku-cell.given {
  font-weight: 650;
  color: var(--ink);
}
.sudoku-cell.related {
  background: var(--surface);
}
.sudoku-cell.same {
  background: #e0ebf0;
  color: #244959;
}
.sudoku-cell.selected {
  background: #cde1e9;
  box-shadow: inset 0 0 0 2px #3f7489;
  color: #233b45;
}
.sudoku-cell.conflict {
  color: #b6322c;
  background: #f9e0dc;
}
.sudoku-cell.box-right {
  border-right: 2px solid var(--ink);
}
.sudoku-cell.box-bottom {
  border-bottom: 2px solid var(--ink);
}
.sudoku-cell:nth-child(9n) {
  border-right: 0;
}
.sudoku-cell:nth-child(n + 73) {
  border-bottom: 0;
}
.sudoku-cell:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -3px;
}
.cell-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  font-size: clamp(8px, 2.5vw, 11px);
  height: 100%;
  align-items: center;
  color: var(--muted);
  line-height: 1;
}
.sudoku-pad {
  flex: none;
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 3px;
  width: min(100%, 440px);
}
.sudoku-pad button {
  min-width: 0;
  padding: 7px 0;
  font-size: 23px;
  min-height: 48px;
  background: var(--surface);
}
.table-result {
  background: #fff3cb;
  color: #655025;
  margin: 0 10px 8px;
  padding: 8px 12px;
  font-size: 14px;
  flex: none;
}
#table-new-dialog select {
  display: block;
  width: 100%;
  font: inherit;
  padding: 10px;
  margin: 8px 0 20px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.table-dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
@media (min-width: 1100px) and (min-height: 600px) {
  #table-play {
    max-width: 1100px;
    margin: auto;
  }
}
@media (orientation: landscape) and (max-height: 550px) {
  #table-play[data-game="sudoku"] .sudoku-wrap {
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
  }
  .sudoku-board {
    width: 300px;
  }
  .sudoku-pad {
    width: 150px;
    grid-template-columns: repeat(3, 1fr);
    position: sticky;
    top: 0;
  }
  .table-hud {
    padding-bottom: 3px;
  }
  .table-tools {
    padding-bottom: 3px;
  }
  .table-message {
    min-height: 25px;
  }
}
/* Leave the entire Sudoku board visible when the phone is held sideways. */
@media (orientation: landscape) and (max-height: 550px) {
  #table-play[data-game="sudoku"] {
    display: grid;
    grid-template-columns: clamp(150px, 25vw, 220px) minmax(0, 1fr);
    grid-template-rows: 50px auto auto 1fr auto 22px;
    grid-template-areas: "heading heading" "hud area" "tools area" "message area" "result area" "save save";
  }
  #table-play[data-game="sudoku"] .game-heading {
    grid-area: heading;
  }
  #table-play[data-game="sudoku"] .table-hud {
    grid-area: hud;
    gap: 8px;
    font-size: 11px;
    padding-top: 5px;
  }
  #table-play[data-game="sudoku"] .table-tools {
    grid-area: tools;
    gap: 5px;
  }
  #table-play[data-game="sudoku"] .table-message {
    grid-area: message;
    overflow: auto;
    min-height: 0;
    padding-top: 5px;
  }
  #table-play[data-game="sudoku"] .table-result {
    grid-area: result;
  }
  #table-play[data-game="sudoku"] .table-save-status {
    grid-area: save;
    margin: 0;
  }
  #table-play[data-game="sudoku"] .table-area {
    grid-area: area;
  }
  #table-play[data-game="sudoku"] .sudoku-board {
    width: min(
      300px,
      calc(
        var(--table-height, 100vh) - 92px - env(safe-area-inset-top) -
          env(safe-area-inset-bottom)
      ),
      calc(100% - 130px)
    );
  }
  #table-play[data-game="sudoku"] .sudoku-pad {
    width: 120px;
  }
  #table-play[data-game="sudoku"] .sudoku-cell {
    font-size: clamp(17px, 3.2vh, 23px);
  }
}