body {
  background: #ffffff;
}

.page-wrap {
  padding: 70px 0 90px;
  background: #ffffff;
  min-height: 70vh;
}

.page-title {
  color: var(--accent-color);
  font-size: 38px;
  font-weight: 700;
  margin-bottom: 18px;
  font-family: var(--heading-font);
}

.title-line {
  border: 0;
  border-top: 2px solid #222;
  opacity: 1;
  margin: 0 0 55px;
}

.section-title-small {
  font-size: 31px;
  font-weight: 500;
  color: #4e555c;
  margin-bottom: 18px;
}

.project-item {
  background: #fff;
  border-radius: 10px;
  border: 1px solid #eceff2;
  margin-bottom: 16px;
  overflow: hidden;
}

.project-button {
  width: 100%;
  background: #fff;
  border: 0;
  text-align: left;
  padding: 26px 28px;
  display: grid;
  grid-template-columns: 52px 1fr 24px;
  gap: 18px;
  align-items: start;
}

.project-button:hover {
  background: #ffffff;
}

.project-number {
  color: #888;
  font-size: 14px;
  padding-top: 3px;
}

.project-type {
  display: inline-block;
  background: #78a7d8;
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  letter-spacing: .04em;
  padding: 5px 9px;
  margin-bottom: 11px;
}

.project-title {
  font-size: 21px;
  line-height: 1.45;
  font-weight: 600;
  color: #1f2328;
  margin: 0 0 8px;
}

.project-subtitle {
  font-size: 15px;
  line-height: 1.6;
  color: #58616a;
  margin: 0 0 12px;
}

.project-meta {
  font-size: 14px;
  color: #6c757d;
  margin: 0;
}

.project-icon {
  color: #6c757d;
  font-size: 18px;
  transition: transform .2s ease;
  margin-top: 6px;
}

.project-button[aria-expanded="true"] .project-icon {
  transform: rotate(180deg);
}

.project-detail {
  border-top: 1px solid #edf0f2;
  padding: 28px;
  background: #ffffff;
}

.detail-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 14px 22px;
}

.detail-label {
  font-weight: 700;
  color: #2d3439;
}

.detail-value {
  color: #555;
  line-height: 1.7;
}

@media (max-width: 767px) {
  .project-button {
    grid-template-columns: 36px 1fr 20px;
    padding: 20px;
    gap: 10px;
  }

  .project-title {
    font-size: 18px;
  }

  .project-detail {
    padding: 22px 20px;
  }

  .detail-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}