/* Sustainability is the final specification within Practical Details. */
.energy-comfort {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  gap: clamp(12px, 1.6vw, 30px);
  width: 100%;
  box-sizing: border-box;
  margin: 0;
  padding: 20px var(--gutter-mobile) 0;
  overflow: hidden;
  background: var(--bg-primary);
}
.energy-comfort-copy { position: relative; z-index: 1; max-width: 560px; }
.energy-comfort-copy > h3,
.energy-comfort-copy > p { font: inherit; letter-spacing: 0; color: var(--text-primary); }
.energy-comfort-copy > h3 { margin: 0 0 4px; }
.energy-comfort-copy > p { margin: 0; }
.energy-comfort-illustration {
  position: relative;
  width: min(100%, 310px);
  justify-self: start;
  aspect-ratio: 4 / 3;
}
.energy-comfort-illustration svg { position: relative; z-index: 1; display: block; width: 100%; height: 100%; }
.energy-house, .energy-eaves, .energy-panel, .energy-sun, .energy-ray, .energy-battery, .energy-warmth { stroke: #1b211d; stroke-linecap: round; stroke-linejoin: round; }
.energy-house { stroke-width: 2.5; }
.energy-eaves { stroke-width: 2.5; }
.energy-panel { stroke-width: 2; opacity: .7; transform-box: fill-box; transform-origin: center; transform: translateY(-10px) scale(.9); }
.energy-sun { stroke-width: 3; fill: transparent; }
.energy-ray { stroke-width: 2; opacity: .7; transform-box: fill-box; transform-origin: center; animation: energy-rays 22s linear infinite; }
.energy-flow { stroke: #73806d; stroke-width: 2; stroke-linecap: round; stroke-dasharray: 2 10; animation: energy-flow 3.8s linear infinite; }
.energy-battery { stroke-width: 2; }
.energy-warmth { stroke: #73806d; stroke-width: 2; }
.energy-dot { fill: #73806d; filter: drop-shadow(0 0 5px rgba(115, 128, 109, .55)); }
.energy-dot-one { animation: energy-dot-one 5s ease-in-out infinite; }
.energy-dot-two { animation: energy-dot-two 5s 1.25s ease-in-out infinite; }
.energy-dot-three { animation: energy-dot-three 5s 2.5s ease-in-out infinite; }
@keyframes energy-flow { to { stroke-dashoffset: -48; } }
@keyframes energy-rays { to { transform: rotate(360deg); } }
@keyframes energy-dot-one { 45% { transform: translate(-128px, 58px); opacity: 1; } 70%, 100% { transform: translate(-128px, 58px); opacity: 0; } }
@keyframes energy-dot-two { 45% { transform: translate(112px, 78px); opacity: 1; } 70%, 100% { transform: translate(112px, 78px); opacity: 0; } }
@keyframes energy-dot-three { 45% { transform: translate(-198px, 44px); opacity: 1; } 70%, 100% { transform: translate(-198px, 44px); opacity: 0; } }
@media (max-width: 899px) {
  .energy-comfort { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 600px) {
  .practical > .energy-comfort { padding-bottom: 96px; }
}
@media (min-width: 900px) {
  .practical > .energy-comfort {
    grid-column: 1 / -1;
    grid-row: 5;
    grid-template-columns: minmax(0, 560px);
    justify-content: start;
    gap: 12px;
    padding: 28px 0 0;
    border-top: .5px solid var(--border-soft);
  }
  .practical > .energy-comfort .energy-comfort-illustration {
    justify-self: start;
    width: min(100%, 310px);
  }
}
@media (min-width: 1200px) {
  .practical > .energy-comfort .energy-comfort-copy {
    width: 90%;
  }
  .practical > .energy-comfort .energy-comfort-copy > .practical-explainer {
    max-width: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .energy-flow, .energy-ray, .energy-dot { animation: none; }
}