* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: var(--tg-theme-bg-color, #14151a);
  --text: var(--tg-theme-text-color, #ffffff);
  --hint: var(--tg-theme-hint-color, #8b8f97);
  --card: #1c1d24;
  --card-border: #2a2b34;
  --accent: #4c8bf5;
  --accent-2: #6ea8ff;

  --common: #8b8f97;
  --uncommon: #29b6f6;
  --rare: #4c8bf5;
  --epic: #b04cf5;
  --legendary: #f54ca0;
  --arcana: #f54c4c;
}

body {
  background:
    radial-gradient(circle at 50% 0%, #1e2130 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  padding-bottom: 24px;
  min-height: 100vh;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  position: sticky;
  top: 0;
  background: rgba(20, 21, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
  z-index: 10;
}

.balance {
  font-weight: 700;
  font-size: 16px;
  background: var(--card);
  border: 1px solid var(--card-border);
  padding: 6px 12px;
  border-radius: 20px;
}

.tabs { display: flex; gap: 8px; }
.tab {
  background: var(--card);
  border: 1px solid var(--card-border);
  color: var(--hint);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}
.tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.view { display: none; padding: 0 16px; }
.view.active { display: block; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.case-card, .item-card {
  background: var(--card);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
  cursor: pointer;
  border: 2px solid var(--card-border);
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.case-card:active, .item-card:active { transform: scale(0.96); }

.case-card img, .item-card img { width: 72%; aspect-ratio: 1; object-fit: contain; margin: 0 auto; display: block; filter: drop-shadow(0 4px 10px rgba(0,0,0,0.4)); }
.case-card .name, .item-card .name { font-size: 13px; margin-top: 8px; font-weight: 500; }
.case-card .price { color: var(--accent-2); font-weight: 700; margin-top: 4px; font-size: 14px; }

.item-card .sell-btn {
  width: 100%;
  margin-top: 10px;
  padding: 8px;
  background: var(--card-border);
  color: var(--text);
  border: none;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}
.item-card .sell-btn:active { transform: scale(0.96); }
.item-card .sell-btn:disabled { opacity: 0.5; }

.sell-all-btn {
  width: 100%;
  margin-top: 14px;
  padding: 12px;
  background: var(--card-border);
  color: var(--text);
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
}
.sell-all-btn:active { transform: scale(0.98); }
.sell-all-btn:disabled { opacity: 0.5; }

.case-card { border-color: var(--accent); background: radial-gradient(circle at 50% 30%, rgba(76,139,245,0.18), transparent 65%), var(--card); }

.rarity-common { border-color: var(--common); background: radial-gradient(circle at 50% 32%, rgba(139,143,151,0.2), transparent 65%), var(--card); }
.rarity-uncommon { border-color: var(--uncommon); background: radial-gradient(circle at 50% 32%, rgba(41,182,246,0.22), transparent 65%), var(--card); }
.rarity-rare { border-color: var(--rare); background: radial-gradient(circle at 50% 32%, rgba(76,139,245,0.25), transparent 65%), var(--card); }
.rarity-epic { border-color: var(--epic); background: radial-gradient(circle at 50% 32%, rgba(176,76,245,0.28), transparent 65%), var(--card); }
.rarity-legendary {
  border-color: var(--legendary);
  background: radial-gradient(circle at 50% 32%, rgba(245,76,160,0.32), transparent 65%), var(--card);
  box-shadow: 0 0 16px rgba(245,76,160,0.25);
}
.rarity-arcana {
  border-color: var(--arcana);
  background: radial-gradient(circle at 50% 32%, rgba(245,76,76,0.32), transparent 65%), var(--card);
  box-shadow: 0 0 16px rgba(245,76,76,0.25);
}

.back { background: none; border: none; color: var(--accent-2); font-size: 15px; margin: 14px 0; font-weight: 600; }

.roulette-wrap {
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
  max-height: 340px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
}
#roulette-lanes { display: flex; flex-direction: column; gap: 1px; }
.roulette-lane { position: relative; height: 130px; overflow: hidden; }
.roulette-lane.compact { height: 64px; }
.roulette-lane.compact .item-card { width: 56px; flex: 0 0 56px; margin-right: 4px; }
.roulette-lane.compact .item-card img { width: 32px; height: 32px; }
.roulette-lane.compact .item-card .name { display: none; }
.roulette-lane.compact .item-card .price { font-size: 10px; margin-top: 2px; }
.roulette-wrap::before, .roulette-wrap::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 40px;
  z-index: 2;
  pointer-events: none;
}
.roulette-wrap::before { left: 0; background: linear-gradient(90deg, var(--card), transparent); }
.roulette-wrap::after { right: 0; background: linear-gradient(270deg, var(--card), transparent); }

.roulette { display: flex; position: absolute; top: 0; left: 0; height: 100%; transform: translateX(0); }
.roulette.spinning { transition: transform 4s cubic-bezier(0.12, 0.79, 0.16, 1); }
.roulette.spinning.fast { transition-duration: 1.1s; }
.roulette .item-card { width: 100px; height: 100%; flex: 0 0 100px; border-radius: 0; border-width: 0 0 3px 0; margin-right: 8px; display: flex; flex-direction: column; justify-content: center; cursor: default; }
.roulette .item-card:active { transform: none; }

.roulette-pointer {
  position: absolute;
  top: 0; left: 50%;
  width: 0; height: 0;
  transform: translateX(-7px);
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 9px solid var(--accent-2);
  z-index: 3;
}

.qty-picker { display: flex; gap: 6px; margin-top: 14px; }
.qty-btn {
  flex: 1;
  padding: 10px 0;
  background: var(--card);
  border: 1px solid var(--card-border);
  color: var(--hint);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
}
.qty-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.qty-btn:disabled { opacity: 0.5; }

.spin-btn {
  width: 100%;
  margin-top: 16px;
  padding: 15px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  border: none;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(76,139,245,0.35);
  transition: transform 0.1s ease;
}
.spin-btn:active { transform: scale(0.98); }
.spin-btn:disabled { opacity: 0.5; box-shadow: none; }

.odds-list { margin-top: 20px; }
.odds-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--card-border); font-size: 13px; }
.odds-row .chance { color: var(--accent-2); font-weight: 600; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.75); display: flex; align-items: center; justify-content: center; z-index: 20; animation: fade-in 0.15s ease; }
.modal.hidden { display: none; }
.modal-card {
  background: var(--card);
  border: 2px solid var(--card-border);
  border-radius: 18px;
  padding: 26px;
  text-align: center;
  width: min(340px, 92vw);
  animation: pop-in 0.25s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
.result-body {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  max-height: 55vh;
  overflow-y: auto;
}
.result-body.single { grid-template-columns: 1fr; width: 60%; margin: 0 auto; }
.result-body.single .item-card img { width: 100%; height: auto; }
.modal-card button {
  margin-top: 18px;
  width: 100%;
  padding: 13px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
}

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop-in { from { opacity: 0; transform: scale(0.85); } to { opacity: 1; transform: scale(1); } }