/* ========================================
   学而升本官网 - 关于我们页面
   ======================================== */

.about-hero {
  margin-top: 72px; /* 让开固定导航栏 */
  background: linear-gradient(135deg, #014DB2 0%, #001B4D 100%);
  padding: 96px 64px 72px;
  text-align: center;
  color: #FFFFFF;
}

.about-hero__inner {
  max-width: 1280px;
  margin: 0 auto;
}

.about-hero__crumb {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 18px;
}

.about-hero__crumb a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
}

.about-hero__crumb a:hover {
  color: #FFFFFF;
}

.about-hero__title {
  font-size: 48px;
  font-weight: 700;
  font-family: var(--font-display);
  margin-bottom: 16px;
}

.about-hero__subtitle {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 760px;
  margin: 0 auto;
}

/* 内容区 */
.about-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 88px 64px 96px;
}

.about-block {
  max-width: 840px;
  margin: 0 auto 64px;
}

.about-block:last-child {
  margin-bottom: 0;
}

.about-block__text {
  font-size: 17px;
  line-height: 2;
  color: var(--gray-700);
}

.about-block__rich {
  font-size: 17px;
  color: var(--gray-700);
}

.about-block__rich p {
  margin-bottom: 20px;
}

.about-block__rich p:last-child {
  margin-bottom: 0;
}

.about-block__rich img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 24px 0;
  display: block;
  box-shadow: var(--shadow-sm);
}

/* 富文本列表：蓝色对勾样式（与报名材料清单一致） */
.about-block__text ul,
.about-block__rich ul {
  list-style: none;
  padding-left: 0;
  margin: 16px 0;
}

.about-block__text ul li,
.about-block__rich ul li {
  position: relative;
  padding: 8px 0 8px 28px;
  font-size: 16px;
  color: #1F2937;
  line-height: 1.7;
}

.about-block__text ul li::before,
.about-block__rich ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 8px;
  width: 18px;
  height: 18px;
  background: #014DB2;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.about-block__text ol,
.about-block__rich ol {
  margin: 16px 0;
  padding-left: 22px;
}

.about-block__text ol li,
.about-block__rich ol li {
  padding: 6px 0;
  font-size: 16px;
  color: #1F2937;
  line-height: 1.7;
}

.about-block__media {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #FFFFFF;
  box-shadow: var(--shadow-md);
}

.about-block__media img,
.about-block__media video {
  width: 100%;
  display: block;
}

.about-block__caption {
  text-align: center;
  font-size: 14px;
  color: var(--gray-500);
  margin-top: 12px;
}

/* CTA */
.about-cta {
  background: var(--bg);
  padding: 72px 64px;
  text-align: center;
}

.about-cta__title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-family: var(--font-display);
}

.about-cta__sub {
  font-size: 16px;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.about-cta__btn {
  display: inline-block;
  padding: 14px 40px;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}

.about-cta__btn:hover {
  background: var(--primary-dark);
}

@media (max-width: 1024px) {
  .about-hero {
    padding: 72px 24px 56px;
  }
  .about-hero__title {
    font-size: 32px;
  }
  .about-hero__subtitle {
    font-size: 15px;
  }
  .about-content {
    padding: 48px 24px;
  }
  .about-cta {
    padding: 56px 24px;
  }
}