#hero-stone {
  position: relative;
  background-size: cover !important;
  background-repeat: no-repeat !important;
  background-position: center center !important;
}
#hero-stone::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--hero-bg);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  transition: opacity 0.8s ease-in-out;
  opacity: 1;
  z-index: 1;
}
#hero-stone.st-transitioning::before {
  opacity: 0;
}

.st-nav { border-top: 2px solid #B8935A; background: #111; }

.st-loading {
  color: rgba(255,255,255,0.3);
  font-size: 11px;
  padding: 20px;
  font-family: sans-serif;
}

.st-desktop { display: flex; align-items: center; }

.st-desk-arr {
  flex-shrink: 0;
  width: 40px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: rgba(255,255,255,0.35);
  font-size: 16px;
  transition: all 0.2s;
  user-select: none;
  background: #0E0D0B;
}
.st-desk-arr:first-child { border-right: 1px solid rgba(255,255,255,0.06); }
.st-desk-arr:last-child  { border-left:  1px solid rgba(255,255,255,0.06); }
.st-desk-arr:hover { color: #B8935A; background: #161410; }

.st-strip {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 10px 8px;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-behavior: smooth;
}
.st-strip::-webkit-scrollbar { display: none; }

.st-thumb {
  flex-shrink: 0;
  width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 6px 8px;
  border: 1px solid transparent;
  border-radius: 4px;
  transition: all 0.2s;
  overflow: hidden;
}
.st-thumb:hover { border-color: rgba(184,147,90,0.4); }
.st-thumb.active { border-color: #B8935A; background: rgba(184,147,90,0.1); }
.st-thumb img {
  width: 100%;
  height: 56px;
  min-height: 56px;
  max-height: 56px;
  object-fit: cover;
  object-position: center;
  border-radius: 2px;
  border: 1px solid rgba(255,255,255,0.08);
  display: block;
  flex-shrink: 0;
}
.st-label {
  font-size: 9px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  font-family: sans-serif;
  white-space: nowrap;
  transition: color 0.2s;
}
.st-thumb.active .st-label { color: #B8935A; }
.st-bar {
  width: 16px;
  height: 2px;
  background: transparent;
  border-radius: 1px;
  transition: background 0.2s;
}
.st-thumb.active .st-bar { background: #B8935A; }

.st-mobile {
  display: none;
  flex-direction: column;
  gap: 10px;
  padding: 12px 6px;
  background: transparent;
}
.st-mobile-row { display: flex; align-items: center; gap: 4px; }

.st-arr {
  flex-shrink: 0;
  width: 34px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: rgba(255,255,255,0.5);
  font-size: 20px;
  transition: color 0.2s;
  user-select: none;
  background: rgba(0,0,0,0.2);
  border-radius: 3px;
}
.st-arr:hover { color: #B8935A; }

.st-mobile-viewport { flex: 1; overflow: hidden; }
.st-mobile-track {
  display: flex;
  gap: 6px;
  transition: transform 0.4s ease;
}
.st-mini {
  flex-shrink: 0;
  width: calc(33.33% - 4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  overflow: hidden;
}
.st-mini img {
  width: 100%;
  height: 68px;
  min-height: 68px;
  max-height: 68px;
  object-fit: cover;
  object-position: center;
  border-radius: 3px;
  border: 1.5px solid transparent;
  display: block;
  transition: border-color 0.2s;
  flex-shrink: 0;
}
.st-mini.active img { border-color: #B8935A; }
.st-mini-label {
  font-size: 8px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  font-family: sans-serif;
  white-space: nowrap;
  transition: color 0.2s;
  text-align: center;
}
.st-mini.active .st-mini-label { color: #B8935A; }
.st-mini-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transition: all 0.25s;
}
.st-mini.active .st-mini-dot {
  background: #B8935A;
  width: 16px;
  border-radius: 3px;
}

@media (max-width: 768px) {
  .st-desktop { display: none; }
  .st-mobile  { display: flex; }
  .st-nav     { background: transparent; }
}