:root {
  --bg: var(--tg-theme-bg-color, #0f0f1a);
  --text: var(--tg-theme-text-color, #f5f5ff);
  --hint: var(--tg-theme-hint-color, #8a8aa3);
  --accent: var(--tg-theme-button-color, #6c5ce7);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --danger: #ff5e5e;
  --win: #4ade80;
  --card-bg: rgba(255, 255, 255, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior: none;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

#app {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.screen {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 100%;
  max-width: 420px;
  padding: 24px;
  text-align: center;
}

.screen.active { display: flex; }

.logo {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.hint {
  color: var(--hint);
  font-size: 13px;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--card-bg);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn-primary, .btn-secondary, .btn-tap {
  border: none;
  border-radius: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.08s ease;
}
.btn-primary:active, .btn-secondary:active, .btn-tap:active { transform: scale(0.96); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
  font-size: 17px;
  padding: 16px 32px;
  width: 100%;
}

.btn-secondary {
  background: transparent;
  color: var(--hint);
  font-size: 14px;
  padding: 10px 20px;
  border: 1px solid var(--hint);
}

.btn-challenge {
  background: linear-gradient(135deg, var(--danger), #ff2e63);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  padding: 14px 28px;
  width: 100%;
  border: none;
  border-radius: 16px;
  cursor: pointer;
  letter-spacing: 0.3px;
}
.btn-challenge:active { transform: scale(0.96); }

.menu-row {
  display: flex;
  gap: 10px;
  width: 100%;
}
.menu-row .btn-secondary { flex: 1; padding: 10px; }

.player-card {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 24px;
  width: 100%;
}

.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent);
  object-fit: cover;
}

.player-name {
  font-size: 18px;
  font-weight: 700;
  margin-top: 10px;
}

.stat-row {
  display: flex;
  justify-content: space-around;
  margin-top: 16px;
}

.stat span {
  display: block;
  font-size: 22px;
  font-weight: 800;
}
.stat label {
  font-size: 11px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.stat.streak span { color: #ffb020; }

/* Duel screen */
.duel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.duel-side { flex: 1; }
.duel-side.opp { text-align: right; }
.duel-name {
  font-size: 13px;
  color: var(--hint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.duel-taps {
  font-size: 40px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}
.duel-side.opp .duel-taps { color: var(--danger); }
.duel-side.me .duel-taps { color: var(--win); }
.duel-vs {
  font-size: 12px;
  color: var(--hint);
  font-weight: 700;
  padding: 0 12px;
}

.race-track {
  position: relative;
  width: 100%;
  height: 10px;
  background: var(--card-bg);
  border-radius: 6px;
  overflow: hidden;
}
.race-bar {
  position: absolute;
  top: 0;
  height: 100%;
  width: 0%;
  transition: width 0.08s linear;
}
.race-bar.me { left: 0; background: var(--win); }
.race-bar.opp { right: 0; background: var(--danger); }

.countdown {
  font-size: 64px;
  font-weight: 900;
  min-height: 76px;
}

.btn-tap {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 28px;
  box-shadow: 0 0 0 8px rgba(108, 92, 231, 0.15);
}
.btn-tap:disabled {
  opacity: 0.35;
  box-shadow: none;
}
.btn-tap.tapped { animation: pop 0.1s ease; }
@keyframes pop {
  0% { transform: scale(0.9); }
  100% { transform: scale(1); }
}

/* Shop */
.shop-item {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 20px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}
.shop-item-title {
  font-size: 17px;
  font-weight: 700;
}
.shop-item-desc {
  font-size: 13px;
  color: var(--hint);
  margin-top: 4px;
}
.shop-item-owned {
  font-size: 12px;
  color: #ffb020;
  margin-top: 6px;
  font-weight: 700;
}

/* Result screen */
.result-banner {
  font-size: 32px;
  font-weight: 900;
}
.result-banner.win { color: var(--win); }
.result-banner.lose { color: var(--danger); }
.result-banner.draw { color: var(--hint); }

.result-score {
  font-size: 18px;
  color: var(--hint);
}

.result-margin {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.badge-line {
  font-size: 15px;
  font-weight: 700;
  color: #ffb020;
  min-height: 20px;
}

/* Leaderboard */
.leaderboard-list {
  width: 100%;
  background: var(--card-bg);
  border-radius: 20px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 340px;
  overflow-y: auto;
}
.leaderboard-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 14px;
}
.leaderboard-row.me { background: rgba(108, 92, 231, 0.25); }
.leaderboard-rank {
  font-weight: 800;
  width: 24px;
  color: var(--hint);
}
.leaderboard-name {
  flex: 1;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.leaderboard-streak {
  font-weight: 800;
  color: #ffb020;
}
.leaderboard-empty {
  color: var(--hint);
  font-size: 13px;
  padding: 16px;
}

/* Daily missions */
.mission-list {
  width: 100%;
  background: var(--card-bg);
  border-radius: 20px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mission-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  border-radius: 12px;
  font-size: 14px;
}
.mission-text { text-align: left; }
.mission-progress {
  font-weight: 800;
  color: #ffb020;
  font-variant-numeric: tabular-nums;
}
.mission-reward {
  font-size: 13px;
  font-weight: 700;
  color: var(--win);
  min-height: 18px;
}