/* ============================================================
   Exoskeleton UI restyle vocabulary — v6 (all surfaces)
   Adapted (not copied verbatim) from MIT CodePen demos by
   Simey (codepen.io/simeydotme). Gel progress, gradient-mask
   buttons, punch-out borders, curved scrollbar paint.
   CONSTRAINT: restyle only — does not change card height/width.
   ============================================================ */

.gel-progress-track {
  position: relative;
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5), inset 0 -1px 0 rgba(255, 255, 255, 0.03);
  overflow: hidden;
  flex-shrink: 0;
}

.gel-progress-fill {
  position: absolute;
  inset: 0;
  width: var(--gel-progress, 50%);
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.35), transparent 40%),
    linear-gradient(90deg, var(--gel-progress-color, #7ec8a0), var(--gel-progress-color-2, #5fb98a));
  box-shadow: 0 0 8px var(--gel-progress-color, #7ec8a0);
  transition: width 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.gel-progress-fill::after {
  content: "";
  position: absolute;
  top: 1px;
  left: 4px;
  right: 4px;
  height: 2px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  filter: blur(0.5px);
}

.gradient-mask-btn {
  position: relative;
  overflow: hidden;
}

.gradient-mask-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, transparent 55%);
  mask-image: linear-gradient(180deg, black, transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, black, transparent 85%);
  pointer-events: none;
}

.gradient-mask-btn:hover::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, transparent 65%);
}

.punch-border {
  position: relative;
}

.punch-border::after {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: inherit;
  pointer-events: none;
  --punch-dot: radial-gradient(circle 1.5px, #000 1.4px, transparent 1.6px);
  mask: var(--punch-dot) 0 0 / 14px 14px, linear-gradient(#fff 0 100%);
  -webkit-mask: var(--punch-dot) 0 0 / 14px 14px, linear-gradient(#fff 0 100%);
  mask-composite: intersect;
  -webkit-mask-composite: source-in;
  background: rgba(255, 255, 255, 0.06);
  opacity: 0.5;
}

.std-card.punch-border,
.card.punch-border,
.exo-card.punch-border {
  overflow: hidden;
}

.exoskel-scroll-wheel::-webkit-scrollbar,
.furniture-scroll-wheel::-webkit-scrollbar,
.std-scroll::-webkit-scrollbar {
  width: 3px;
}
.exoskel-scroll-wheel::-webkit-scrollbar-track,
.furniture-scroll-wheel::-webkit-scrollbar-track,
.std-scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 999px;
}
.exoskel-scroll-wheel::-webkit-scrollbar-thumb,
.furniture-scroll-wheel::-webkit-scrollbar-thumb,
.std-scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #7ec8a0, #5fb98a);
  border-radius: 999px;
  box-shadow: 0 0 4px rgba(126, 200, 160, 0.6);
}