*{box-sizing:border-box}
:root{
  --bg:#ffffff;
  --text:#0b1220;
  --red:#d90429;
  --black:#0b1220;

  --card-bg:#ffffff;
  --card-border:#000000;
  --card-shadow: 0 4px 10px rgba(0,0,0,.08);
}

html,body{height:100%}
body{
  margin:0;
  font-family: system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background: var(--bg);
  color: var(--text);
  display:flex;
  flex-direction:column;
}

.topbar{
  position: sticky;
  top: 0;
  z-index: 20;
  background: #ffffff;
  border-bottom: 2px solid #000;
  padding: 8px 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}

.title{font-weight: 900; letter-spacing:.2px; font-size:15px}
.right{display:flex; align-items:center; gap:8px; flex-wrap:wrap; justify-content:flex-end}
.total{font-weight: 800; font-size:14px}

.btn{
  border:2px solid #000;
  background:#fff;
  color:#000;
  border-radius:10px;
  padding:6px 8px;
  font-weight:900;
  cursor:pointer;
  font-size:13px;
}

.wrap{
  flex:1;
  max-width: 1100px;
  width:100%;
  margin: 0 auto;
  padding: 8px;
  display:flex;
  flex-direction:column;
  gap:8px;
  min-height:0;
}

/* Mobile tabs */
.suitTabs{
  display:none;
  gap:6px;
  padding:6px;
  border: 2px solid #000;
  border-radius: 14px;
  background:#fff;
}
.tabBtn{
  flex:1;
  border:2px solid #000;
  background:#fff;
  color:#000;
  border-radius: 999px;
  padding:6px 6px;
  font-weight:900;
  font-size:13px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  cursor:pointer;
}
.tabBtn .cnt{
  padding:0 6px;
  border:2px solid #000;
  border-radius:999px;
  background:#fff;
  font-weight:900;
  font-size:12px;
}
.tabBtn.active{
  background:#000;
  color:#fff;
}
.tabBtn.active .cnt{
  background:#fff;
  color:#000;
}

/* Desktop columns */
.columns{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  flex:1;
  min-height:0;
}

.col{
  border: 2px solid #000;
  border-radius: 14px;
  padding: 6px;
  background: #fff;
  display:flex;
  flex-direction:column;
  min-height:0;
}

.colHead{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:6px;
  padding-bottom: 6px;
  border-bottom: 2px solid #000;
  margin-bottom: 6px;
  font-size:13px;
  font-weight:900;
}

.colTitle{display:flex; align-items:center; gap:6px}
.colCount{
  padding:2px 8px;
  border:2px solid #000;
  border-radius:999px;
}

.stack{
  display:flex;
  flex-direction:column;
  gap: 6px;
  overflow:auto;
  min-height:0;
}

/* MINI CARD */
.card{
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 10px;
  box-shadow: var(--card-shadow);
  aspect-ratio: 2.2 / 3.2;
  padding: 4px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  font-weight: 900;
  cursor:pointer;
  user-select:none;
  position:relative;
  overflow:hidden;
  font-size:12px;
}
.corner{display:flex; align-items:center; gap:4px}
.corner.bottom{transform: rotate(180deg); justify-content:flex-end}
.center{text-align:center; font-size:18px; line-height:1}

.card.red{ color: var(--red); }
.card.black{ color: var(--black); }

@media (max-width: 820px){
  .suitTabs{display:flex}
  .columns{grid-template-columns: 1fr}
  .col{display:none}
  .col.active{display:flex}
}

@media (max-width: 420px){
  .center{font-size:16px}
}