.card {
  --card-width: 90px;
  --card-height: 126px;
  position: relative;
  display: inline-block;
  width: var(--card-width);
  height: var(--card-height);
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.card-back {
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  bottom: 4px;
  image-rendering: crisp-edges;
  border-radius: 4px;
  background-image: url(../assets/cards/graphics/bg.png);
  background-position: 50% 50%;
  background-size: 8px 8px;
}

.card-corner {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.card-topleft {
  top: 6px;
  left: 6px;
}

.card-bottomright {
  bottom: 6px;
  right: 6px;
  transform: rotate(180deg);
}

.card-corner .card-suit,
.card-corner .card-rank {
  width: 14px;
  text-align: center;
  display: block;
}

.card-corner .card-suit {
  height: 12px;
  font-size: 0.7rem;
  margin-top: 0;
  background-size: 0.75em 0.75em;
  background-position: 50% 50%;
  background-repeat: no-repeat;
}

.card-rank {
  font-size: 14px;
  padding-top: 0;
  font-weight: 600;
  line-height: 1;
}

/* Extra tight for number cards 4-10 which have more middle suits */
.card-4 .card-rank,
.card-5 .card-rank,
.card-6 .card-rank,
.card-7 .card-rank,
.card-8 .card-rank,
.card-9 .card-rank,
.card-10 .card-rank {
  font-size: 12px;
  line-height: 0.9;
}

.card-4 .card-corner .card-suit,
.card-5 .card-corner .card-suit,
.card-6 .card-corner .card-suit,
.card-7 .card-corner .card-suit,
.card-8 .card-corner .card-suit,
.card-9 .card-corner .card-suit,
.card-10 .card-corner .card-suit {
  height: 10px;
  background-size: 0.65em 0.65em;
}

/* 10 card needs extra tight spacing due to two-digit rank */
.card-10 .card-rank {
  font-size: 10px;
  line-height: 0.85;
  letter-spacing: -0.5px;
}

.card-10 .card-corner .card-suit {
  height: 8px;
  background-size: 0.6em 0.6em;
  margin-top: -1px;
}

.card-middle {
  position: absolute;
  left: 32%;
  top: 20%;
  width: 36%;
  height: 60%;
}

.card-suit,
.card-royal-suit {
  width: 1em;
  height: 1em;
  background-size: 1em 1em;
  background-position: 50% 50%;
  background-repeat: no-repeat;
}

.card-middle .card-suit {
  position: absolute;
  font-size: 1.6rem;
}

.card-a .card-middle .card-suit {
  font-size: 3.2rem;
}

.card-royal {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: 78%;
  transform: scale(0.95, 1);
}

.card-royal-suit {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 3rem;
}

.card-joker .card-royal {
  background-position: 60% 50%;
}

.card-joker .card-rank {
  margin-left: -2px;
  margin-top: 2px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}

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