/* GEODOMAS STOGAI · Arch Lab envelope matrix · 2026-10-07 */
.roof-envelope-lab {
  margin-top: 28px;
  overflow: hidden;
  border: 1px solid rgba(110, 207, 255, .28);
  border-radius: 32px;
  background: #071a2b;
  box-shadow: 0 28px 90px rgba(3, 13, 24, .34);
}

.roof-envelope-lab__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  color: rgba(235, 243, 249, .62);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.roof-envelope-lab__head strong {
  color: #8bdcff;
}

.roof-envelope-lab img {
  display: block;
  width: 100%;
  height: auto;
  background: #071a2b;
}

.roof-envelope-lab__legend {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px 0 0;
  list-style: none;
  background: rgba(255, 255, 255, .11);
  border-top: 1px solid rgba(255, 255, 255, .11);
}

.roof-envelope-lab__legend li {
  min-height: 58px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  background: #0a2135;
  color: rgba(235, 243, 249, .72);
  font-size: 12px;
  font-weight: 780;
  line-height: 1.32;
}

.roof-envelope-lab__legend i {
  flex: 0 0 auto;
  width: 22px;
  height: 3px;
  border-radius: 999px;
  background: var(--lab-color, #8bdcff);
  box-shadow: 0 0 15px color-mix(in srgb, var(--lab-color, #8bdcff) 62%, transparent);
}

.roof-envelope-lab figcaption {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 24px;
  align-items: start;
  padding: 22px;
  border-top: 1px solid rgba(255, 255, 255, .11);
}

.roof-envelope-lab figcaption strong {
  color: #f5f8fb;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.05;
  letter-spacing: -.035em;
}

.roof-envelope-lab figcaption span {
  color: rgba(235, 243, 249, .66);
  font-size: 14px;
  line-height: 1.62;
}

@media (max-width: 820px) {
  .roof-envelope-lab__legend { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .roof-envelope-lab figcaption { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .roof-envelope-lab { border-radius: 24px; }
  .roof-envelope-lab__head { align-items: flex-start; flex-direction: column; letter-spacing: .12em; }
  .roof-envelope-lab__legend { grid-template-columns: 1fr; }
  .roof-envelope-lab__legend li { min-height: 46px; }
}