.shinsei-jutsu-menu {
  min-width: 320px;
  max-width: 420px;
  max-height: 260px;
  overflow-y: auto;
  background: #0d1424;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,.35);
  padding: 6px;
}

.shinsei-jutsu-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-radius: 10px;
  padding: 12px 14px;
  color: #f2f5fb;
  cursor: pointer;
}

.shinsei-jutsu-item:hover,
.shinsei-jutsu-item.is-active {
  background: rgba(120, 154, 255, 0.14);
}

.shinsei-jutsu-item__title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
}

.shinsei-jutsu-item__meta {
  font-size: 12px;
  opacity: 0.72;
}

.shinsei-jutsu-ref {
  display: inline-block;
  padding: 0 4px;
  border-radius: 6px;
  background: rgba(120, 154, 255, 0.12);
  color: inherit;
  cursor: help;
}

.shinsei-jutsu-tooltip {
  position: absolute;
  z-index: 100000;
  width: min(360px, calc(100vw - 24px));
  background: #0d1424;
  color: #f2f5fb;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,.35);
  padding: 14px 16px;
  animation: shinseiTooltipIn 180ms ease;
}

@keyframes shinseiTooltipIn {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.shinsei-jutsu-tooltip__title {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
}

.shinsei-jutsu-tooltip__meta {
  font-size: 12px;
  opacity: .75;
  margin-top: 4px;
}

.shinsei-jutsu-tooltip__row,
.shinsei-jutsu-tooltip__desc {
  font-size: 13px;
  line-height: 1.5;
  margin-top: 10px;
}