/* ============================================================================
   心算冲刺 Mental Rush · 游戏专属样式
   选择器统一以 .g-mentalrush 前缀限定，避免影响其他游戏
   ========================================================================== */

.g-mentalrush {
  gap: 10px;
  padding: 12px 10px calc(14px + var(--safe-b));
}

.g-mentalrush .stats .stat-v { font-size: 18px; }
.g-mentalrush .mr-hearts { display: inline-flex; gap: 2px; vertical-align: middle; }
.g-mentalrush .mr-heart { color: #ff6b7a; font-size: 20px; line-height: 1; text-shadow: 0 0 10px rgba(255, 92, 108, 0.4); }
.g-mentalrush .mr-heart.off { color: rgba(255, 255, 255, 0.16); text-shadow: none; }

/* ------------------------------ 准备态 ------------------------------ */

.g-mentalrush .mr-ready {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 20px 16px;
  text-align: center;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 158, 92, 0.09), rgba(255, 255, 255, 0.018));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.g-mentalrush .mr-ready-glyph {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(160deg, var(--accent), var(--accent2));
  box-shadow: 0 12px 30px -12px var(--accent), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.g-mentalrush .mr-ready-title { font-size: 19px; font-weight: 800; letter-spacing: 0.01em; }
.g-mentalrush .mr-ready-sub { font-size: 12px; color: var(--dim); }
.g-mentalrush .mr-ready-rules {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  color: var(--dim);
  line-height: 1.6;
  margin: 2px 0 4px;
}
.g-mentalrush .mr-ready-best {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  font-size: 11px;
  color: var(--faint);
  margin-bottom: 2px;
}
.g-mentalrush .mr-ready-best b { font-size: 16px; color: var(--accent); }
.g-mentalrush .mr-ready-combo { font-size: 10px; color: var(--warn); }
.g-mentalrush .mr-ready .btn { width: min(100%, 300px); }

/* ------------------------------ 对局 ------------------------------ */

.g-mentalrush .mr-panel {
  flex: none;
  padding: 12px 14px 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.016));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  text-align: center;
}
.g-mentalrush .mr-timer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 22px;
}
.g-mentalrush .mr-diff {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-radius: 999px;
  padding: 2px 9px;
}
.g-mentalrush .mr-time { font-size: 11px; color: var(--faint); font-variant-numeric: tabular-nums; }
.g-mentalrush .mr-time-num { color: var(--text); font-weight: 700; font-size: 12px; }
.g-mentalrush .mr-bar {
  height: 7px;
  margin: 8px 0 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.g-mentalrush .mr-bar i {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ffd166, var(--accent));
  transition: background 0.2s ease;
}
.g-mentalrush .mr-bar i.mid { background: linear-gradient(90deg, #ffb020, #ff8a3d); }
.g-mentalrush .mr-bar i.low { background: linear-gradient(90deg, #ff5c6c, #ff3b4f); }

.g-mentalrush .mr-combo-badge {
  height: 22px;
  font-size: 12px;
  font-weight: 800;
  color: #ffcf70;
  opacity: 0;
  transition: opacity 0.15s ease;
  line-height: 22px;
}
.g-mentalrush .mr-combo-badge.on { opacity: 1; }
.g-mentalrush .mr-combo-badge.pop { animation: mr-combo-pop 0.32s cubic-bezier(0.2, 0.9, 0.3, 1.3); }
@keyframes mr-combo-pop {
  0% { transform: scale(0.7); }
  55% { transform: scale(1.18); }
  100% { transform: scale(1); }
}

.g-mentalrush .mr-q {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
  color: #fff7ef;
  text-shadow: 0 0 24px rgba(255, 158, 92, 0.22);
  padding: 4px 0 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.g-mentalrush .mr-feedback {
  min-height: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--warn);
}

.g-mentalrush .mr-opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  flex: none;
}
.g-mentalrush .mr-opt {
  min-height: 66px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  color: var(--text);
  font-size: 26px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  transition: transform 0.08s ease, background 0.12s ease, border-color 0.12s ease;
  touch-action: manipulation;
}
.g-mentalrush .mr-opt:active { transform: scale(0.96); }
.g-mentalrush .mr-opt.correct {
  background: linear-gradient(180deg, #48d89b, #28a86f);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px -10px rgba(62, 207, 142, 0.9);
}
.g-mentalrush .mr-opt.wrong {
  background: linear-gradient(180deg, #ff7180, #d93448);
  border-color: transparent;
  color: #fff;
}
.g-mentalrush .mr-opt[disabled] { opacity: 0.72; }
.g-mentalrush .mr-hint { text-align: center; line-height: 1.6; padding: 0 4px; }

/* ------------------------------ 结算弹窗 ------------------------------ */

.overlay.mr-result-overlay {
  align-items: flex-end;
  padding: 14px 16px calc(18px + var(--safe-b));
  background: rgba(4, 6, 11, 0.36);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.overlay.mr-result-overlay .dialog { padding: 15px 16px; border-radius: 18px; }
.overlay.mr-result-overlay .dialog-actions { margin-top: 13px; }

.mr-res-k { text-align: center; font-size: 14px; font-weight: 800; color: var(--text); margin: 2px 0 11px; }
.mr-res-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; text-align: center; }
.mr-res-grid b { display: block; font-size: 16px; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1.3; color: var(--text); }
.mr-res-grid .hint { display: block; font-size: 10px; }
.mr-res-best { margin-top: 11px; text-align: center; font-size: 11.5px; color: var(--warn); font-weight: 600; }

@media (max-width: 374px) {
  .g-mentalrush { padding-left: 8px; padding-right: 8px; gap: 8px; }
  .g-mentalrush .g-head-right .btn { padding: 6px 8px; }
  .g-mentalrush .mr-q { font-size: 32px; }
  .g-mentalrush .mr-opt { min-height: 60px; font-size: 23px; }
}