/* ─── ROOF CARD ────────────────────────────────── */
.roof-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
  margin-bottom: 14px;
  justify-items: center;
}

@media (max-width: 720px) {
  .roof-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .roof-stats {
    grid-template-columns: 1fr;
  }
}

.roof-item {
  background: var(--lightblue);
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 10px 7px;
  text-align: center;
}

.roof-item.purple,
.roof-item.gold {
  background: var(--lightblue);
  border-color: var(--border);
}

.roof-val {
  font-size: clamp(1rem, 3.5vw, 1.2rem);
  font-weight: 800;
  color: var(--text);
}

.roof-item.purple .roof-val,
.roof-item.gold .roof-val {
  color: var(--text);
}

.roof-lbl {
  font-size: clamp(.6rem, 2vw, .68rem);
  color: var(--dim);
  margin-top: 2px;
  line-height: 1.35;
}

.canvas-wrap {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--main);
  -webkit-overflow-scrolling: touch;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 6px;
}

canvas#roofCanvas {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 10px;
  margin: 0 auto;
}

.legend {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
  font-size: .72rem;
  color: var(--dim);
}

.legend-dot {
  width: 13px;
  height: 9px;
  border-radius: 2px;
  display: inline-block;
  margin-left: 4px;
}

/* ─── CARD ─────────────────────────────────────── */
.card {
  background: linear-gradient(180deg, var(--main) 0%, var(--lightblue) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  backdrop-filter: blur(10px);
  transition: border-color .3s;
}

@media (max-width: 640px) {
  .card {
    padding: 14px;
  }
}

@media (max-width: 480px) {
  .card {
    padding: 12px;
  }
}

.card:hover {
  border-color: rgba(21, 125, 164, .32);
}

.geo-card {
  grid-area: geo;
}

.inp-card {
  grid-area: inp;
}

.res-card {
  grid-area: res;
}

.roof-card {
  grid-area: roof;
  background: var(--lightblue);
}

.diag-card {
  grid-area: diag;
}

.card-title {
  font-size: .9rem;
  font-weight: 700;
  color: var(--submain);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

@media (max-width: 640px) {
  .card-title {
    font-size: .84rem;
    margin-bottom: 12px;
    padding-bottom: 8px;
  }
}

@media (max-width: 480px) {
  .card-title {
    font-size: .8rem;
    gap: 5px;
  }
}