/* 客户案例详情页（cases/*.html）共用样式，与 main.css 一并加载 */
.case-hero {
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 50%, #f5f3ff 100%);
  padding: calc(var(--header-height) + 48px) 0 64px;
}
.case-hero__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.case-hero__badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--color-primary-50);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 9999px;
  margin-bottom: 16px;
  border: 1px solid var(--color-primary-100);
}
.case-hero h1 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-gray-900);
  margin-bottom: 16px;
}
.case-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.case-section {
  margin-bottom: 48px;
}
.case-section h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary-100);
}
.case-section h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-gray-800);
  margin: 24px 0 12px;
}
.case-section p {
  font-size: 15px;
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 12px;
}
.case-section ul {
  list-style: none;
  padding: 0;
}
.case-section li {
  font-size: 14px;
  color: var(--color-gray-600);
  padding: 6px 0 6px 24px;
  position: relative;
}
.case-section li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}
.case-section li.challenge {
  color: var(--color-gray-600);
}
.case-section li.challenge::before {
  content: "•";
  color: var(--color-warning);
}
.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 32px 0;
}
@media (max-width: 640px) {
  .case-stats {
    grid-template-columns: 1fr;
  }
}
.case-stat {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 24px;
  text-align: center;
}
.case-stat__value {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-primary);
}
.case-stat__label {
  font-size: 14px;
  color: var(--color-gray-500);
  margin-top: 4px;
}
.case-quote {
  background: var(--color-gray-50);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 24px 28px;
  margin: 32px 0;
}
.case-quote p {
  font-size: 16px;
  color: var(--color-gray-700);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 8px;
}
.case-quote cite {
  font-size: 14px;
  color: var(--color-gray-500);
  font-style: normal;
  font-weight: 600;
}
.case-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}
.case-features span {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-primary-50);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 500;
  border-radius: 9999px;
}