/* 参考产品式 Perfect / Great combo splash */

.phrase-combo-slot {
  position: relative;
  z-index: 25;
  flex-shrink: 0;
  height: clamp(4.25rem, 10vh, 6rem);
  margin-top: -0.25rem;
  pointer-events: none;
  overflow: visible;
}

.practice-combo-host {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: visible;
}

.practice-combo-toast {
  position: absolute;
  left: 50%;
  top: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 8rem;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.42) rotate(-7deg);
  will-change: transform, opacity;
}

.practice-combo-toast.is-on {
  animation: practice-combo-in 0.55s cubic-bezier(0.2, 1.35, 0.32, 1) forwards;
}

.practice-combo-toast.is-out {
  animation: practice-combo-out 0.28s ease-in forwards;
}

.practice-combo-toast.is-normal.is-on {
  animation-duration: 0.62s;
}

.practice-combo-toast.is-strong.is-on,
.practice-combo-toast.is-max.is-on {
  animation-duration: 0.7s;
}

.practice-combo-toast__glow {
  position: absolute;
  inset: -40% -30%;
  border-radius: 999px;
  opacity: 0.55;
  filter: blur(28px);
  z-index: 0;
  pointer-events: none;
}

.practice-combo-toast--perfect .practice-combo-toast__glow {
  background: radial-gradient(circle, rgba(251, 191, 36, 0.55) 0%, rgba(245, 158, 11, 0.18) 45%, transparent 70%);
}

.practice-combo-toast--great .practice-combo-toast__glow {
  background: radial-gradient(circle, rgba(56, 189, 248, 0.5) 0%, rgba(34, 211, 238, 0.16) 45%, transparent 70%);
}

.practice-combo-toast__label {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(2rem, 6.5vw, 3.35rem);
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.04em;
  line-height: 0.95;
  text-transform: none;
  user-select: none;
}

.practice-combo-toast--perfect .practice-combo-toast__label {
  color: #fbbf24;
  -webkit-text-fill-color: #fbbf24;
  text-shadow:
    0 0 10px rgba(251, 191, 36, 0.9),
    0 0 28px rgba(245, 158, 11, 0.55),
    0 6px 18px rgba(0, 0, 0, 0.5);
}

.practice-combo-toast--great .practice-combo-toast__label {
  color: #38bdf8;
  -webkit-text-fill-color: #38bdf8;
  text-shadow:
    0 0 10px rgba(56, 189, 248, 0.9),
    0 0 28px rgba(34, 211, 238, 0.5),
    0 6px 18px rgba(0, 0, 0, 0.5);
}

.practice-combo-toast__mult {
  position: relative;
  z-index: 1;
  margin: 0.1rem 0 0;
  font-size: clamp(1.1rem, 3vw, 1.65rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45);
}

.practice-combo-toast.is-strong .practice-combo-toast__label,
.practice-combo-toast.is-max .practice-combo-toast__label {
  font-size: clamp(2.35rem, 7vw, 3.75rem);
}

.practice-combo-toast.is-max .practice-combo-toast__mult {
  color: #fde68a;
}

.practice-combo-sparks {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
  z-index: 0;
}

.practice-combo-spark {
  position: absolute;
  left: 0;
  top: 0;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  opacity: 0;
  transform: translate(-50%, -50%) rotate(var(--spark-angle)) translateY(0);
}

.practice-combo-toast.is-on .practice-combo-spark {
  animation: practice-combo-spark 0.75s ease-out forwards;
  animation-delay: var(--spark-delay, 0ms);
}

.practice-combo-spark--perfect {
  background: #fbbf24;
  box-shadow: 0 0 8px rgba(251, 191, 36, 0.8);
}

.practice-combo-spark--great {
  background: #38bdf8;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.8);
}

.phrase-combo-hud {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  min-width: 3.25rem;
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.phrase-combo-hud.is-on {
  opacity: 1;
  transform: scale(1);
}

.phrase-combo-hud.is-pop {
  animation: phrase-combo-hud-pop 0.42s ease-out;
}

.phrase-combo-hud__label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgb(148 163 184);
}

.phrase-combo-hud__value {
  font-size: 1.15rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: #fb923c;
  text-shadow: 0 0 12px rgba(251, 146, 60, 0.35);
}

.phrase-combo-hud.is-hot .phrase-combo-hud__value {
  color: #fbbf24;
}

.phrase-combo-hud.is-fire .phrase-combo-hud__value {
  color: #f472b6;
}

@keyframes practice-combo-in {
  0% {
    opacity: 0.35;
    transform: translate(-50%, -50%) scale(0.55) rotate(-6deg);
  }
  45% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.12) rotate(1.5deg);
  }
  72% {
    transform: translate(-50%, -50%) scale(0.97) rotate(-0.4deg);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1) rotate(0deg);
  }
}

@keyframes practice-combo-out {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -58%) scale(1.04);
  }
}

@keyframes practice-combo-spark {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--spark-angle)) translateY(0) scale(0.4);
  }
  18% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--spark-angle)) translateY(calc(var(--spark-dist) * -1)) scale(0.2);
  }
}

@keyframes phrase-combo-hud-pop {
  0% { transform: scale(0.7); }
  45% { transform: scale(1.22); }
  100% { transform: scale(1); }
}

@media (max-width: 640px) {
  .phrase-combo-slot {
    height: clamp(3.75rem, 9vh, 5rem);
  }

  .practice-combo-toast__label {
    font-size: clamp(1.85rem, 9vw, 2.6rem);
  }
}