/* solution.css - "うちが、ぜんぶ伴走します" */

.solution {
  position: relative;
  padding: var(--sp-9) 0;
  background: var(--cal-bg);
  overflow: hidden;
}

.solution__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.solution__bg-circle {
  position: absolute;
  border-radius: 50%;
  background: var(--cal-teal-tint);
}
.solution__bg-circle--a { width: 280px; height: 280px; top: 8%;     left: -120px; opacity: 0.45; }
.solution__bg-circle--b { width: 240px; height: 240px; bottom: -100px; right: -80px; opacity: 0.5; }

.solution__inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--sp-5);
}

.solution__header {
  text-align: center;
  margin-bottom: var(--sp-8);
}
.solution__label { display: inline-block; margin-bottom: var(--sp-3); }
.solution__heading { margin-bottom: var(--sp-4); }
.solution__lead {
  color: var(--fg-2);
  max-width: 40em;
  margin: 0 auto;
}

.solution__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  max-width: 1040px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.solution__card {
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
/* Subtle middle-card emphasis — teal border instead of grey */
.solution__card--featured {
  border-color: var(--cal-teal);
}

.solution__card-title {
  margin: 0;
}
.solution__card-desc {
  margin: 0;
  color: var(--fg-2);
  line-height: var(--lh-relaxed);
}

@media (max-width: 1024px) {
  .solution__cards {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
}

@media (max-width: 768px) {
  .solution { padding: var(--sp-7) 0; }
  .solution__card {
    padding: var(--sp-5);
    gap: var(--sp-3);
  }
}