.problem-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.problem-intro {
  position: sticky;
  top: 120px;
}

.problem-intro h2 {
  margin-bottom: 18px;
}

.problem-intro p {
  max-width: 46ch;
  color: var(--text-2);
}

.problem-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 26px;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  color: var(--gold-hi);
  font-size: 0.9rem;
  transition: border-color 0.25s ease, gap 0.25s ease;
}

.problem-link:hover {
  gap: 14px;
  border-color: var(--gold);
}

.problem-link svg {
  width: 16px;
  height: 16px;
}

.problem-list {
  display: grid;
  gap: 12px;
}

.problem-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  overflow: hidden;
  transition: border-color 0.35s ease, background 0.35s ease;
}

.problem-item:hover,
.problem-item.is-open {
  border-color: var(--line-2);
  background: linear-gradient(150deg, rgba(240, 160, 75, 0.07), rgba(255, 255, 255, 0.012));
}

.problem-trigger {
  display: grid;
  grid-template-columns: 42px 1fr 24px;
  align-items: start;
  gap: 16px;
  width: 100%;
  padding: 22px;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
}

.problem-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(229, 138, 106, 0.16);
  border-radius: 12px;
  color: var(--loss);
  background: rgba(229, 138, 106, 0.08);
}

.problem-icon svg {
  width: 20px;
  height: 20px;
}

.problem-trigger h3 {
  margin-bottom: 4px;
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.problem-trigger p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.chev {
  width: 22px;
  height: 22px;
  margin-top: 6px;
  color: var(--muted);
  transition: transform 0.35s var(--ease), color 0.3s ease;
}

.problem-item.is-open .chev {
  transform: rotate(180deg);
  color: var(--gold);
}

.problem-more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}

.problem-more > div {
  overflow: hidden;
}

.problem-item.is-open .problem-more {
  grid-template-rows: 1fr;
}

.problem-more p {
  margin: 0 22px 22px 80px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  color: var(--text-2);
  font-size: 0.87rem;
}

.problem-more b {
  color: var(--gold-hi);
  font-weight: 600;
}