.qwen-residue {
  position: relative;
  display: inline-grid;
  min-width: 3.4em;
  min-height: 1.55em;
  place-items: center;
  border: 1px solid rgba(231, 200, 75, 0.46);
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(231, 200, 75, 0.18), rgba(0, 183, 168, 0.12)),
    rgba(8, 9, 11, 0.68);
  box-shadow: 0 0 22px rgba(231, 200, 75, 0.12);
  color: #f3efe7;
  cursor: help;
  font-family: "Instrument Sans", Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72em;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
  vertical-align: 0.08em;
}

.qwen-residue::before {
  content: "";
  position: absolute;
  inset: 5px 8px;
  border-top: 1px solid rgba(255, 90, 77, 0.42);
  border-bottom: 1px solid rgba(125, 180, 255, 0.38);
  opacity: 0.7;
  transform: skewX(-16deg);
}

.qwen-residue::after {
  content: attr(data-residue-note);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  z-index: 6;
  width: min(330px, calc(100vw - 28px));
  border: 1px solid rgba(243, 239, 231, 0.14);
  border-left: 3px solid rgba(231, 200, 75, 0.88);
  border-radius: 8px;
  background:
    radial-gradient(circle at 8% 0%, rgba(231, 200, 75, 0.16), transparent 34%),
    rgba(5, 7, 19, 0.94);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.38);
  color: rgba(243, 239, 231, 0.84);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.35;
  opacity: 0;
  padding: 9px;
  pointer-events: none;
  text-align: left;
  text-transform: uppercase;
  transform: translate(-50%, 8px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.qwen-residue:hover::after,
.qwen-residue:focus-visible::after {
  opacity: 1;
  transform: translate(-50%, 0);
}

.qwen-residue.is-pulsing {
  animation: qwen-residue-pulse 520ms steps(2, end) both;
}

.qwen-customs-stamp {
  position: fixed;
  right: clamp(14px, 3vw, 34px);
  bottom: clamp(14px, 3vw, 34px);
  z-index: 9;
  display: grid;
  width: min(230px, calc(100vw - 28px));
  gap: 5px;
  border: 1px solid rgba(231, 200, 75, 0.42);
  border-radius: 8px;
  background:
    repeating-linear-gradient(90deg, rgba(231, 200, 75, 0.08) 0 1px, transparent 1px 21px),
    radial-gradient(circle at 22% 0%, rgba(0, 183, 168, 0.2), transparent 34%),
    rgba(5, 7, 19, 0.9);
  box-shadow:
    0 22px 80px rgba(0, 0, 0, 0.46),
    0 0 42px rgba(231, 200, 75, 0.14);
  color: #f3efe7;
  padding: 12px;
  pointer-events: none;
  text-transform: uppercase;
  animation: qwen-stamp-arrive 620ms steps(3, end) both;
}

.qwen-customs-stamp::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(0, 183, 168, 0.28);
  border-radius: 50%;
  transform: rotate(-14deg);
}

.qwen-customs-stamp span,
.qwen-customs-stamp strong,
.qwen-customs-stamp em {
  position: relative;
  z-index: 1;
}

.qwen-customs-stamp span {
  color: #e7c84b;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.qwen-customs-stamp strong {
  font-size: 11px;
  letter-spacing: 0.12em;
}

.qwen-customs-stamp em {
  color: rgba(243, 239, 231, 0.62);
  font-size: 9px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.qwen-customs-stamp[data-fading="true"] {
  animation: qwen-stamp-fade 500ms ease both;
}

@keyframes qwen-residue-pulse {
  0%,
  100% {
    filter: none;
  }
  36% {
    filter: blur(1.2px) contrast(1.8);
    transform: translateY(-1px) skewX(-10deg);
  }
  68% {
    filter: hue-rotate(90deg);
    transform: translateY(1px) skewX(10deg);
  }
}

@keyframes qwen-stamp-arrive {
  0% {
    opacity: 0;
    filter: blur(5px);
    transform: translate(18px, 10px) rotate(8deg);
  }
  58% {
    opacity: 0.9;
    filter: blur(0.8px) hue-rotate(80deg);
    transform: translate(-4px, -2px) rotate(-4deg);
  }
  100% {
    opacity: 1;
    filter: none;
    transform: translate(0, 0) rotate(0);
  }
}

@keyframes qwen-stamp-fade {
  to {
    opacity: 0;
    filter: blur(6px);
    transform: translateY(14px) scale(0.96);
  }
}

@media (max-width: 760px) {
  .qwen-residue::after {
    left: 0;
    width: min(280px, calc(100vw - 28px));
    transform: translate(0, 8px);
  }

  .qwen-residue:hover::after,
  .qwen-residue:focus-visible::after {
    transform: translate(0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .qwen-residue,
  .qwen-residue::after,
  .qwen-customs-stamp {
    animation: none !important;
    transition: none !important;
  }
}