/* 案例页 */
.case-grid {
  display: grid;
  gap: 22px;
}

.case-card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 26px 54px -46px rgba(10, 22, 38, 0.55);
}

.case-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.case-no {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}

.case-top h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--head);
}

.case-tag {
  margin-left: auto;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(8, 145, 178, 0.09);
  font-size: 11.5px;
  font-weight: 600;
  color: #0e7490;
}

.case-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 20px 0 0;
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--tint);
}

.case-meta dt {
  font-size: 11.5px;
  color: var(--faint);
}

.case-meta dd {
  margin: 6px 0 0;
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--head);
}

.case-body {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 26px;
  margin-top: 24px;
}

.case-body h3 {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.case-body ul {
  margin: 12px 0 0;
  padding-left: 18px;
}

.case-body li {
  margin-bottom: 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

.case-result {
  align-self: start;
  padding: 20px;
  border-radius: 14px;
  border: 1px solid rgba(29, 78, 216, 0.14);
  background:
    radial-gradient(320px 160px at 90% 0%, rgba(8, 145, 178, 0.14), transparent 70%),
    #f7faff;
}

.case-result strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.case-result p {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.case-src {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  color: var(--faint);
}

@media (max-width: 760px) {
  .case-card {
    padding: 22px 18px;
  }

  .case-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .case-tag {
    margin-left: 0;
  }
}