/* 透明 hotspot — 貼 MP4 招牌位置，唔顯示圖 */

.mp4-hotspots {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.mp4-hotspot {
  --btn-rotate: 11deg;
  --btn-skew: 0deg;
  --btn-origin: 50% 50%;

  position: absolute;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  pointer-events: auto;
  cursor: pointer;
  text-decoration: none;
  transform: rotate(var(--btn-rotate)) skewY(var(--btn-skew));
  transform-origin: var(--btn-origin);
  -webkit-tap-highlight-color: transparent;
}

.mp4-hotspot:focus-visible {
  outline: 2px solid #ffd56a;
  outline-offset: 2px;
}

body[data-hotspot-debug] .mp4-hotspot {
  outline: 2px dashed rgba(255, 70, 70, 0.95);
  background: rgba(255, 70, 70, 0.22);
}

/* ── 試位模式：多個候選框 ── */
body[data-hotspot-try] .chat-widget {
  opacity: 0.25;
  pointer-events: none;
}

body[data-hotspot-try] .mp4-hotspot--try {
  outline: 3px solid var(--try-color, #ff3355);
  background: color-mix(in srgb, var(--try-color, #ff3355) 28%, transparent);
  border: 2px solid var(--try-color, #ff3355);
  z-index: 1;
}

body[data-hotspot-try] .mp4-hotspot--try.is-picked {
  outline-width: 4px;
  background: color-mix(in srgb, var(--try-color, #ff3355) 45%, transparent);
  z-index: 3;
  box-shadow: 0 0 18px var(--try-color, #ff3355);
}

.mp4-hotspot__tag {
  position: absolute;
  top: 2px;
  left: 4px;
  font: bold 14px/1.2 system-ui, sans-serif;
  color: #fff;
  text-shadow: 0 1px 3px #000, 0 0 8px #000;
  pointer-events: none;
}

.hotspot-try-legend {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 100;
  max-width: 280px;
  max-height: 70vh;
  overflow: auto;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(10, 6, 4, 0.92);
  border: 1px solid rgba(255, 213, 106, 0.45);
  color: #f5e6c8;
  font: 13px/1.45 system-ui, sans-serif;
  pointer-events: auto;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55);
}

.hotspot-try-legend strong {
  color: #ffd56a;
  font-size: 14px;
}

.hotspot-try-legend ul {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.hotspot-try-legend li {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.hotspot-try-legend__swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

.hotspot-try-legend code {
  color: #ffd56a;
  font-size: 12px;
}

.hotspot-try-legend__hint {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  opacity: 0.75;
}

.hotspot-try-legend__pick {
  margin: 10px 0 0;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 213, 106, 0.25);
  color: #ffd56a;
  font-size: 13px;
}

/* shimmer — 滑鼠移上先有光帶 */
.mp4-hotspot--fx-shimmer {
  overflow: hidden;
  border-radius: 4px;
}

.mp4-hotspot--fx-shimmer::after {
  content: '';
  position: absolute;
  inset: -20%;
  clip-path: var(--hotspot-clip, none);
  -webkit-clip-path: var(--hotspot-clip, none);
  background: linear-gradient(
    var(--shimmer-angle, 94deg),
    transparent 40%,
    rgba(255, 235, 170, 0.45) 50%,
    transparent 60%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.mp4-hotspot--fx-shimmer:hover::after,
.mp4-hotspot--fx-shimmer:focus-visible::after {
  opacity: 1;
  animation: hotspot-shimmer 2.8s ease-in-out infinite;
}

.mp4-hotspot--fx-shimmer:hover {
  filter: brightness(1.08);
}

@keyframes hotspot-shimmer {
  0% { transform: translateX(-120%) translateY(-6%); }
  100% { transform: translateX(120%) translateY(6%); }
}

.mp4-hotspot--fx-none::after {
  display: none;
}

.mp4-hotspot--fx-glow {
  transition: filter 0.25s ease;
}

.mp4-hotspot--fx-glow:hover,
.mp4-hotspot--fx-glow:focus-visible {
  animation: hotspot-glow 2.4s ease-in-out infinite;
}

@keyframes hotspot-glow {
  0%, 100% { box-shadow: inset 0 0 12px rgba(255, 180, 60, 0.15); }
  50% { box-shadow: inset 0 0 22px rgba(255, 200, 80, 0.45); }
}