.product-viewer-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  min-height: 600px;
  overflow: hidden;
  border: 1px solid rgba(24, 35, 45, 0.1);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.product-viewer-stage {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 40%, rgba(91, 127, 151, 0.3), transparent 34%),
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(145deg, #132433 0%, #0b1822 100%);
  background-size: auto, 28px 28px, 28px 28px, auto;
}

.product-viewer-model {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 600px;
  --poster-color: transparent;
  --progress-bar-color: var(--accent);
  --progress-bar-height: 3px;
}

.product-viewer-stage.is-empty .product-viewer-model {
  visibility: hidden;
}

.product-viewer-badge,
.product-viewer-status {
  position: absolute;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  background: rgba(10, 18, 25, 0.7);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.product-viewer-badge {
  top: 20px;
  left: 20px;
  padding: 9px 12px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-viewer-status {
  left: 50%;
  bottom: 28px;
  padding: 10px 14px;
  font-size: 0.86rem;
  transform: translateX(-50%);
}

.product-viewer-status.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.product-viewer-empty {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  padding: 34px;
  color: rgba(255, 255, 255, 0.78);
  text-align: center;
  line-height: 1.7;
}

.product-viewer-stage.is-empty .product-viewer-empty {
  display: grid;
}

.product-viewer-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 5;
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(10, 18, 25, 0.72);
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
}

.product-viewer-stage:fullscreen .product-viewer-close {
  display: inline-grid;
  place-items: center;
}

.product-viewer-stage:fullscreen,
.product-viewer-stage:fullscreen .product-viewer-model {
  width: 100vw;
  min-height: 100vh;
}

.product-viewer-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 24px;
  border-left: 1px solid rgba(24, 35, 45, 0.08);
  background: rgba(255, 255, 255, 0.88);
}

.product-viewer-label,
.product-viewer-meta span {
  display: block;
  margin: 0 0 9px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.product-viewer-select {
  width: 100%;
  min-height: 48px;
  padding: 0 13px;
  border: 1px solid rgba(24, 35, 45, 0.13);
  border-radius: 13px;
  background: #fff;
  color: var(--text);
  font-weight: 800;
}

.product-viewer-meta {
  padding: 17px;
  border-radius: var(--radius-md);
  background: rgba(35, 69, 95, 0.08);
}

.product-viewer-meta strong {
  display: block;
  font-family: "Sora", sans-serif;
}

.product-viewer-meta p,
.product-viewer-hint p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.product-viewer-actions {
  display: grid;
  gap: 10px;
  margin-top: auto;
}

.product-viewer-button {
  min-height: 46px;
  border: 1px solid rgba(24, 35, 45, 0.1);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
}

.product-viewer-button:hover,
.product-viewer-button:focus-visible {
  border-color: rgba(239, 111, 60, 0.36);
  background: rgba(239, 111, 60, 0.08);
}

@media (max-width: 1120px) {
  .product-viewer-shell {
    grid-template-columns: 1fr;
  }

  .product-viewer-panel {
    border-top: 1px solid rgba(24, 35, 45, 0.08);
    border-left: 0;
  }
}

@media (max-width: 560px) {
  .product-viewer-shell {
    min-height: 0;
  }

  .product-viewer-model,
  .product-viewer-stage {
    min-height: 360px;
  }

  .product-viewer-panel {
    gap: 16px;
    padding: 16px;
  }

  .product-viewer-badge {
    top: 14px;
    left: 14px;
    max-width: calc(100% - 76px);
    font-size: 0.62rem;
  }
}