.inventory-hero {
  background:
    radial-gradient(circle at 80% 18%, rgba(79, 179, 191, 0.18), transparent 28%),
    radial-gradient(circle at 16% 76%, rgba(43, 76, 126, 0.08), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f8fafc 100%);
}

.inventory-orbit {
  margin: 34px 0 36px;
  padding: 26px;
  border: 1px solid rgba(43, 76, 126, 0.12);
  background:
    linear-gradient(rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    #f8fafc;
  background-size: 24px 24px;
}

.inventory-orbit strong {
  display: block;
  margin-top: 20px;
  color: #0f2744;
  font-size: 42px;
  font-weight: 900;
  text-align: center;
}

.warehouse-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.warehouse-grid span {
  aspect-ratio: 1.2;
  border: 1px solid rgba(43, 76, 126, 0.15);
  background: linear-gradient(145deg, rgba(79, 179, 191, 0.32), rgba(79, 179, 191, 0.06));
  animation: inventoryPulse 4s ease-in-out infinite;
}

.warehouse-grid span:nth-child(3n) {
  animation-delay: -1.2s;
}

.warehouse-grid span:nth-child(4n) {
  background: linear-gradient(145deg, rgba(15, 39, 68, 0.16), rgba(79, 179, 191, 0.08));
  animation-delay: -2.4s;
}

.inventory-tension-grid,
.concept-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.inventory-tension-grid {
  grid-template-columns: repeat(3, 1fr);
}

.inventory-tension-grid article,
.concept-grid div {
  border: 1px solid rgba(43, 76, 126, 0.13);
  background: #fff;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.inventory-tension-grid article {
  min-height: 210px;
  padding: 20px;
  background:
    linear-gradient(rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    #fff;
  background-size: 22px 22px;
}

.inventory-tension-grid article:hover,
.concept-grid div:hover {
  transform: translateY(-6px);
  border-color: rgba(79, 179, 191, 0.68);
  box-shadow: 0 22px 58px rgba(15, 39, 68, 0.12);
}

.inventory-tension-grid strong,
.concept-grid strong {
  display: block;
  color: #0f2744;
  font-size: 20px;
  line-height: 1.1;
}

.inventory-tension-grid span,
.concept-grid span {
  display: block;
  margin-top: 14px;
  color: #526174;
  line-height: 1.55;
}

.concept-grid {
  grid-template-columns: repeat(2, 1fr);
}

.concept-grid div {
  padding: 18px;
}

.inventory-dashboard {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
}

.inventory-flow {
  margin-top: 20px;
  display: grid;
  gap: 16px;
}

.flow-lane {
  height: 210px;
  position: relative;
  border: 1px solid rgba(43, 76, 126, 0.1);
  background:
    linear-gradient(rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 76, 126, 0.045) 1px, transparent 1px),
    #f8fafc;
  background-size: 28px 28px;
}

.flow-lane span {
  position: absolute;
  left: var(--x);
  top: var(--y);
  transform: translate(-50%, -50%);
  min-width: 88px;
  padding: 9px 10px;
  border: 1px solid rgba(79, 179, 191, 0.5);
  background: #fff;
  color: #0f2744;
  font-size: 12px;
  font-weight: 900;
  text-align: center;
}

.flow-lane i {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, rgba(79, 179, 191, 0.1), #4fb3bf);
  transform-origin: left center;
}

.flow-lane i:nth-of-type(1) {
  left: 20%;
  top: 30%;
  width: 190px;
  transform: rotate(18deg);
}

.flow-lane i:nth-of-type(2) {
  left: 49%;
  top: 54%;
  width: 170px;
  transform: rotate(-22deg);
}

.flow-lane i:nth-of-type(3) {
  left: 16%;
  top: 72%;
  width: 355px;
  opacity: 0.35;
}

.stock-bars {
  height: 118px;
  display: flex;
  align-items: end;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(43, 76, 126, 0.1);
  background: #fff;
}

.stock-bars b {
  flex: 1;
  height: var(--h);
  background: linear-gradient(180deg, #4fb3bf, rgba(79, 179, 191, 0.12));
}

.inventory-dashboard .dashboard-side div {
  transition: transform 180ms ease, border-color 180ms ease;
}

.inventory-dashboard .dashboard-side div:hover {
  transform: translateX(4px);
  border-color: rgba(79, 179, 191, 0.6);
}

@keyframes inventoryPulse {
  0%, 100% { opacity: 0.72; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.035); }
}

@media (max-width: 1050px) {
  .inventory-tension-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .inventory-tension-grid,
  .concept-grid {
    grid-template-columns: 1fr;
  }

  .inventory-tension-grid article {
    min-height: auto;
  }
}