.ls-sim {
  padding: 1.25rem;
  border-radius: 18px;
  display: grid;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.ls-solution .sensing-main-split {
  grid-template-columns: minmax(0, 1.42fr) minmax(340px, 0.58fr);
  gap: 2rem;
}

.ls-sim::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(6, 182, 212, 0.09), transparent 36%),
    linear-gradient(315deg, rgba(16, 185, 129, 0.07), transparent 34%);
  pointer-events: none;
}

.ls-sim-top,
.ls-sim-controls,
.ls-sim-layout {
  position: relative;
  z-index: 1;
}

.ls-sim-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.ls-sim-eyebrow {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.ls-sim-top h3 {
  font-size: 1.18rem;
  line-height: 1.25;
  margin: 0;
}

.ls-sim-status {
  display: grid;
  justify-items: end;
  gap: 0.4rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.ls-sim-status strong {
  color: #a7f3d0;
  font-size: 0.78rem;
  border: 1px solid rgba(16, 185, 129, 0.26);
  background: rgba(16, 185, 129, 0.1);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
}

.ls-sim-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(230px, 0.8fr);
  gap: 1rem;
  align-items: stretch;
}

.ls-sim-stage {
  min-height: 390px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background:
    radial-gradient(circle at 14% 48%, rgba(6, 182, 212, 0.2), transparent 24%),
    linear-gradient(150deg, rgba(5, 8, 20, 0.96), rgba(11, 20, 39, 0.93));
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.ls-sim-stage::before {
  content: '';
  position: absolute;
  inset: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-radius: 12px;
  background:
    linear-gradient(90deg, transparent 49.2%, rgba(148, 163, 184, 0.09) 49.4%, rgba(148, 163, 184, 0.09) 50.6%, transparent 50.8%),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: auto, 36px 36px, 36px 36px;
  pointer-events: none;
}

.ls-sim-ap {
  position: absolute;
  left: 8%;
  top: 45%;
  width: 64px;
  height: 64px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  z-index: 2;
  color: #ecfeff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.4), rgba(15, 23, 42, 0.96));
  border: 1px solid rgba(103, 232, 249, 0.42);
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.18);
}

.ls-sim-ap::before,
.ls-sim-ap::after {
  content: '';
  position: absolute;
  inset: -20px;
  border: 1px solid rgba(103, 232, 249, 0.24);
  border-radius: 50%;
  animation: ls-sim-ring 3.6s ease-out infinite;
}

.ls-sim-ap::after {
  inset: -42px;
  animation-delay: 1.4s;
}

.ls-sim-paths {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.ls-sim-path {
  position: absolute;
  left: 18%;
  right: 11%;
  height: 2px;
  border-radius: 999px;
  opacity: 0.45;
  transform-origin: left;
  background: linear-gradient(90deg, rgba(103, 232, 249, 0.1), rgba(103, 232, 249, 0.95), rgba(167, 139, 250, 0.8), transparent);
  animation: ls-sim-path 2.9s linear infinite;
}

.ls-sim-path.p1 { top: 31%; transform: rotate(9deg); }
.ls-sim-path.p2 { top: 49%; animation-delay: 0.7s; }
.ls-sim-path.p3 { top: 68%; transform: rotate(-10deg); animation-delay: 1.35s; }

.ls-sim-path.reflection {
  left: 44%;
  right: 17%;
  opacity: 0.32;
  background: linear-gradient(270deg, rgba(16, 185, 129, 0.08), rgba(16, 185, 129, 0.72), rgba(6, 182, 212, 0.56), transparent);
  animation-direction: reverse;
}

.ls-sim-path.reflection.p4 { top: 38%; transform: rotate(-16deg); animation-delay: 1s; }
.ls-sim-path.reflection.p5 { top: 63%; transform: rotate(15deg); animation-delay: 1.8s; }

.ls-sim-wall {
  position: absolute;
  left: 49%;
  top: 12%;
  bottom: 12%;
  width: 14px;
  border-radius: 10px;
  background: repeating-linear-gradient(180deg, rgba(148, 163, 184, 0.28) 0 14px, rgba(71, 85, 105, 0.38) 14px 28px);
  border: 1px solid rgba(226, 232, 240, 0.12);
  box-shadow: 0 0 30px rgba(15, 23, 42, 0.55);
  z-index: 2;
  opacity: 0.55;
}

.ls-sim-zone {
  position: absolute;
  border-radius: 20px;
  border: 1px dashed rgba(103, 232, 249, 0.18);
  background: rgba(6, 182, 212, 0.035);
  transition: opacity 0.35s, transform 0.35s, border-color 0.35s;
}

.ls-sim-zone.left { left: 5%; top: 11%; width: 40%; bottom: 10%; }
.ls-sim-zone.right { right: 5%; top: 11%; width: 39%; bottom: 10%; }

.ls-sim-object,
.ls-sim-person,
.ls-sim-callout {
  position: absolute;
  transition: opacity 0.45s, transform 0.45s, border-color 0.45s, background 0.45s;
}

.ls-sim-object {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.055);
  color: var(--text-secondary);
}

.ls-sim-bed {
  right: 11%;
  top: 30%;
  width: 30%;
  height: 108px;
  border-radius: 18px;
  display: grid;
  align-items: end;
  padding: 0.75rem;
  font-size: 0.72rem;
}

.ls-sim-bed::before {
  content: '';
  position: absolute;
  left: 12%;
  right: 10%;
  top: 22%;
  height: 34%;
  border-radius: 13px;
  background: rgba(241, 245, 249, 0.12);
}

.ls-sim-table {
  right: 10%;
  top: 35%;
  width: 31%;
  height: 86px;
  border-radius: 50px;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  opacity: 0;
}

.ls-sim-door {
  right: 8%;
  top: 18%;
  width: 54px;
  height: 96px;
  border-radius: 28px 28px 8px 8px;
  display: grid;
  align-items: end;
  justify-items: center;
  padding-bottom: 0.55rem;
  font-size: 0.64rem;
  opacity: 0;
}

.ls-sim-person {
  width: 54px;
  height: 96px;
  z-index: 3;
  opacity: 0;
}

.ls-sim-person::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(241, 245, 249, 0.2);
}

.ls-sim-person::after {
  content: '';
  position: absolute;
  left: 8px;
  top: 28px;
  width: 38px;
  height: 62px;
  border-radius: 22px 22px 12px 12px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  background: linear-gradient(180deg, rgba(103, 232, 249, 0.27), rgba(124, 58, 237, 0.18));
}

.ls-sim-person.patient { right: 18%; top: 31%; transform: rotate(90deg) scale(0.92); }
.ls-sim-person.intruder { right: 25%; top: 34%; }
.ls-sim-person.resident { right: 19%; top: 31%; transform: rotate(90deg) scale(0.88); }
.ls-sim-person.colleague { width: 42px; height: 80px; }
.ls-sim-person.colleague::before { left: 10px; width: 20px; height: 20px; }
.ls-sim-person.colleague::after { left: 5px; top: 23px; width: 31px; height: 52px; }
.ls-sim-person.c1 { right: 32%; top: 26%; }
.ls-sim-person.c2 { right: 16%; top: 25%; }
.ls-sim-person.c3 { right: 36%; top: 57%; }
.ls-sim-person.c4 { right: 15%; top: 58%; }

.ls-sim-breath {
  position: absolute;
  right: 19%;
  top: 47%;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  z-index: 2;
  opacity: 0;
  border: 1px solid rgba(16, 185, 129, 0.22);
  animation: ls-sim-breath 2.6s ease-in-out infinite;
}

.ls-sim-camera {
  position: absolute;
  left: 33%;
  top: 17%;
  width: 82px;
  border-radius: 999px;
  border: 1px solid rgba(239, 68, 68, 0.24);
  color: #fda4af;
  background: rgba(239, 68, 68, 0.11);
  font-size: 0.66rem;
  font-weight: 700;
  padding: 0.38rem 0.55rem;
  text-align: center;
  opacity: 0;
}

.ls-sim-alert {
  position: absolute;
  right: 7%;
  bottom: 14%;
  min-width: 128px;
  border-radius: 12px;
  border: 1px solid rgba(16, 185, 129, 0.25);
  background: rgba(16, 185, 129, 0.12);
  padding: 0.7rem;
  opacity: 0;
  z-index: 4;
}

.ls-sim-alert span {
  display: block;
  color: #a7f3d0;
  font-size: 0.68rem;
  text-transform: uppercase;
  font-weight: 800;
}

.ls-sim-alert strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.78rem;
  margin-top: 0.18rem;
}

.ls-sim-callout {
  left: 18%;
  bottom: 11%;
  max-width: 210px;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(103, 232, 249, 0.23);
  background: rgba(5, 8, 20, 0.82);
  backdrop-filter: blur(10px);
  padding: 0.7rem 0.85rem;
  z-index: 4;
  color: #cffafe;
  font-size: 0.78rem;
  font-weight: 700;
}

.ls-sim-stage[data-scenario="healthcare"] .ls-sim-bed,
.ls-sim-stage[data-scenario="elderly-care"] .ls-sim-bed { opacity: 1; }
.ls-sim-stage[data-scenario="security"] .ls-sim-door,
.ls-sim-stage[data-scenario="security"] .ls-sim-camera { opacity: 1; }
.ls-sim-stage[data-scenario="office"] .ls-sim-table { opacity: 1; }
.ls-sim-stage[data-scenario="office"] .ls-sim-bed,
.ls-sim-stage[data-scenario="security"] .ls-sim-bed { opacity: 0; }

.ls-sim-stage[data-room-state="patient-present"] .patient,
.ls-sim-stage[data-room-state="breathing-read"] .patient,
.ls-sim-stage[data-room-state="care-alert"] .patient,
.ls-sim-stage[data-room-state="resident-resting"] .resident,
.ls-sim-stage[data-room-state="low-motion"] .resident,
.ls-sim-stage[data-room-state="check-in"] .resident,
.ls-sim-stage[data-room-state="wall-motion"] .intruder,
.ls-sim-stage[data-room-state="intruder-crossing"] .intruder,
.ls-sim-stage[data-room-state="breach-alert"] .intruder { opacity: 1; }

.ls-sim-stage[data-room-state="breathing-read"] .ls-sim-breath,
.ls-sim-stage[data-room-state="care-alert"] .ls-sim-breath,
.ls-sim-stage[data-room-state="resident-resting"] .ls-sim-breath { opacity: 1; }

.ls-sim-stage[data-room-state="care-alert"] .ls-sim-alert,
.ls-sim-stage[data-room-state="breach-alert"] .ls-sim-alert,
.ls-sim-stage[data-room-state="office-automation"] .ls-sim-alert,
.ls-sim-stage[data-room-state="check-in"] .ls-sim-alert {
  opacity: 1;
  transform: translateY(-4px);
}

.ls-sim-stage[data-room-state="wall-motion"] .intruder { transform: translateX(-18px); }
.ls-sim-stage[data-room-state="intruder-crossing"] .intruder,
.ls-sim-stage[data-room-state="breach-alert"] .intruder { transform: translateX(-58px); }
.ls-sim-stage[data-room-state^="office-"] .colleague { opacity: 0; }
.ls-sim-stage[data-room-state="office-arrival"] .c1,
.ls-sim-stage[data-room-state="office-arrival"] .c2,
.ls-sim-stage[data-room-state="office-arrival"] .c3,
.ls-sim-stage[data-room-state="office-meeting"] .colleague,
.ls-sim-stage[data-room-state="office-automation"] .colleague { opacity: 1; }
.ls-sim-stage[data-room-state="office-automation"] .ls-sim-zone.right {
  border-color: rgba(16, 185, 129, 0.42);
  background: rgba(16, 185, 129, 0.08);
}
.ls-sim-stage[data-room-state="low-motion"] .ls-sim-path,
.ls-sim-stage[data-room-state="ward-baseline"] .ls-sim-path { opacity: 0.28; }
.ls-sim-stage[data-room-state="breathing-read"] .ls-sim-path,
.ls-sim-stage[data-room-state="wall-motion"] .ls-sim-path,
.ls-sim-stage[data-room-state="office-meeting"] .ls-sim-path { opacity: 0.86; }

.ls-sim-panel {
  min-height: 390px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(5, 8, 20, 0.74);
  padding: 1.2rem;
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.ls-sim-panel small {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ls-sim-panel h4 {
  font-size: 1.2rem;
  line-height: 1.25;
  margin: 0;
}

.ls-sim-panel p {
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.65;
  margin: 0;
}

.ls-sim-metrics { display: grid; gap: 0.62rem; }

.ls-sim-metric {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.065);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.78rem;
}

.ls-sim-metric span {
  display: block;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.ls-sim-metric strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.92rem;
  margin-top: 0.22rem;
}

.ls-sim-note {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 0.85rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.ls-sim-controls { display: grid; gap: 0.75rem; }
.ls-sim-actions,
.ls-sim-scenarios { display: flex; flex-wrap: wrap; gap: 0.55rem; }

.ls-sim-btn {
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  padding: 0.62rem 0.8rem;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.ls-sim-btn:hover,
.ls-sim-btn.is-active {
  border-color: rgba(103, 232, 249, 0.36);
  background: rgba(6, 182, 212, 0.13);
  transform: translateY(-1px);
}

.ls-sim-btn.action:first-child {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.28);
}

@keyframes ls-sim-ring {
  0% { opacity: 0.72; transform: scale(0.42); }
  100% { opacity: 0; transform: scale(1.18); }
}

@keyframes ls-sim-path {
  0% { opacity: 0; transform: scaleX(0); }
  20% { opacity: 0.86; }
  85% { opacity: 0.5; transform: scaleX(1); }
  100% { opacity: 0; }
}

@keyframes ls-sim-breath {
  0%, 100% { opacity: 0.25; transform: scale(0.72); }
  50% { opacity: 0.72; transform: scale(1.08); }
}

@media (max-width: 900px) {
  .ls-solution .sensing-main-split { grid-template-columns: 1fr; }
  .ls-sim-layout { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .ls-sim { padding: 1rem; }
  .ls-sim-top { display: grid; }
  .ls-sim-status { justify-items: start; }
  .ls-sim-stage,
  .ls-sim-panel { min-height: auto; }
  .ls-sim-stage { min-height: 330px; }
  .ls-sim-bed { width: 34%; right: 8%; }
  .ls-sim-table { width: 35%; right: 7%; }
  .ls-sim-callout { left: 8%; max-width: 180px; }
}

@media (prefers-reduced-motion: reduce) {
  .ls-sim *,
  .ls-sim *::before,
  .ls-sim *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}