style.css

@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP&display=swap");

:root {
  --suit-bg-color: #b30000;
  --suit-bg-color: #187318;
  --suit-bg-color: #0d32e1;

  --field-bg-color: #387d38;
}

body {
  margin: 0;
  width: 100vw;
  height: 100vh;

  background-color: var(--field-bg-color);
}

.field-container {
  display: flex;
  justify-content: center;
}

.field {
  /* display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-template-rows: repeat(3, 1fr);
  grid-column-gap: 0px;
  grid-row-gap: 0px; */

  display: inline-flex;
  flex-direction: column;
  gap: 64px;

  padding-top: 20px;
}

.field__top {
  display: flex;
  flex-direction: row;

  justify-content: space-between;
}

.decks {
  /* position: absolute;
  left: 10px;
  top: 10px; */

  display: inline-flex;
  gap: 8px;
}

.piles {
  /* position: absolute;
  left: 10px;
  top: 240px; */

  display: inline-flex;
  gap: 8px;
}

.suits {
  /* position: absolute;
  left: 364px;
  top: 10px; */

  display: inline-flex;
  gap: 8px;
}

.holder {
  display: grid;
  width: 110px;
  height: 170px;

  border-radius: 5px;

  box-sizing: border-box;

  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: inset 2px 2px 4px 0px rgba(0, 0, 0, 0.45);
  background-color: #00000012;

  /* default? */
  grid-template-rows: repeat(20, 45px);
}

/*  todo: use this new approach for stacking cards in pile */
.decks .holder {
  grid-template-rows: repeat(24, 2px);
}
.suits .holder {
  grid-template-rows: repeat(13, 3px);
}

.piles .holder {
  grid-template-rows: repeat(20, 45px);
}

.holder > .card {
  position: initial;
  z-index: initial !important;
}

.card {
  position: absolute;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;

  width: 110px;
  height: 170px;

  box-sizing: border-box;
  border: 1px solid black;
  border-radius: 5px;
  user-select: none;
  background-color: white;

  font-family: "Noto Sans JP", sans-serif;

  /* to prevent rotated text to fail with z-index */
  transform-style: preserve-3d;
}

*[hidden] {
  display: none;
}

.card[data-suit="h"],
.card[data-suit="d"] {
  color: red;
}

.card[data-suit="s"],
.card[data-suit="c"] {
  color: black;
}

.card.card_closed {
  border: 1px solid black;
  box-shadow: inset 0px 0px 0px 1px #dcdcdc, inset 0px 0px 0px 4px white;
  background-color: var(--suit-bg-color);
  background-image: url(card_suit_pattern_white.png);
  background-repeat: repeat;
}

.card.card_closed > * {
  display: none;
}

.card > * {
  pointer-events: none;
}

.card__corner-top-left,
.card__corner-bottom-right {
  padding: 8px 4px;

  text-orientation: upright;
  writing-mode: vertical-lr;
}

.card__corner-top-left {
  align-self: flex-start;
}

.card__center {
  font-size: 40px;
}

.card__corner-bottom-right {
  align-self: flex-end;
  transform: rotate(180deg);
}