html[data-member-theme="v2"] .arc-showcase {
  --ink: #2f4a72;
  --ink-soft: #5b7ba3;
  --step: 150px;
  --stage-h: 300px;
  width: 100%;
  padding: 0 0 24px;
  margin-top:45px;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  color: var(--ink);
  -webkit-tap-highlight-color: transparent;
}

html[data-member-theme="v2"] .arc-title {
  margin: 0 0 14px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
}

/* 分類膠囊 */
html[data-member-theme="v2"] .arc-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 4px;
}

html[data-member-theme="v2"] .arc-tab {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.45);
  color: var(--ink-soft);
  font: inherit;
  font-size: 15px;
  padding: 8px 20px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 0.25s, color 0.25s, box-shadow 0.25s;
}

html[data-member-theme="v2"] .arc-tab[aria-selected="true"] {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(70, 120, 170, 0.18);
}

/* 舞台 */
html[data-member-theme="v2"] .arc-stage {
  position: relative;
  height: var(--stage-h);
  animation: arcStageIn 0.45s ease both;
}

@keyframes arcStageIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* 中間的柔光：沒有邊框，只是一團淡淡的光，像聚光燈打在主角身上 */
html[data-member-theme="v2"] .arc-light {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 320px;
  height: 320px;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    closest-side,
    rgba(255, 255, 255, 0.7) 0%,
    rgba(255, 255, 255, 0.28) 55%,
    rgba(255, 255, 255, 0) 100%
  );
  pointer-events: none;
}

html[data-member-theme="v2"] .arc-scroller {
  position: relative; /* 讓 item.offsetLeft 以這裡為基準，不能拿掉 */
  display: flex;
  height: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  padding-inline: calc(50% - var(--step) / 2);
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}

html[data-member-theme="v2"] .arc-scroller::-webkit-scrollbar {
  display: none;
}

html[data-member-theme="v2"] .arc-item {
  appearance: none;
  border: 0;
  background: none;
  padding: 0;
  flex: 0 0 var(--step);
  width: var(--step);
  height: 100%;
  scroll-snap-align: center;
  scroll-snap-stop: always;
  position: relative;
  cursor: pointer;
  outline: none;
}

html[data-member-theme="v2"] .arc-item:focus-visible .arc-pivot {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
  border-radius: 16px;
}

html[data-member-theme="v2"] .arc-pivot {
  position: absolute;
  left: 0;
  right: 0;
  top: 40px;
  height: var(--step);
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform, opacity;
  transform-origin: 50% 60%;
}

/* 去背商品圖：白色柔光描邊，像貼紙飄在背景上 */
html[data-member-theme="v2"] .arc-img {
  width: 88%;
  height: 88%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  filter: drop-shadow(0 0 1.5px #fff) drop-shadow(0 0 1.5px #fff)
    drop-shadow(0 8px 14px rgba(60, 110, 165, 0.28));
}

html[data-member-theme="v2"] .arc-ph {
  display: grid;
  place-items: center;
  width: 70%;
  height: 70%;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink-soft);
  font-size: 28px;
}

/* 名稱：只顯示置中的那一個 */
html[data-member-theme="v2"] .arc-caption {
  min-height: 0;
  margin-top:-12px;
  flex-direction:column;
  align-items:center;
  text-align:center;
  gap:8px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-inline: 24px;
}

html[data-member-theme="v2"] .arc-captionInner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  animation: arcNameIn 0.3s ease both;
}

@keyframes arcNameIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

html[data-member-theme="v2"] .arc-name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

html[data-member-theme="v2"] .arc-tag {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: #fbeab0;
  color: #7a5a10;
}

html[data-member-theme="v2"] .arc-desc {
  margin: 2px 0 0;
  max-width: 300px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 進度點 */
html[data-member-theme="v2"] .arc-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

html[data-member-theme="v2"] .arc-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  transition: transform 0.25s, background 0.25s;
}

html[data-member-theme="v2"] .arc-dot.is-active {
  background: var(--ink);
  transform: scale(1.5);
}

@media (prefers-reduced-motion: reduce) {
  .arc-stage,
  .arc-captionInner {
    animation: none;
  }
  .arc-dot,
  .arc-tab {
    transition: none;
  }
}

html[data-member-theme="v2"] .arc-pivot picture{display:flex;width:88%;height:88%;align-items:center;justify-content:center}
html[data-member-theme="v2"] .arc-img{width:100%;height:100%}
html[data-member-theme="v2"] .arc-panel[hidden]{display:none}
html[data-member-theme="v2"] .arc-tab{min-height:44px;cursor:pointer}
html[data-member-theme="v2"] .arc-tab:focus-visible{outline:2px solid #2f4a72;outline-offset:3px}