/* 首页关于我们：借鉴参考模板的浮层图文卡片与下方快捷入口。 */
.home-about-section {
  position: relative;
  overflow: hidden;
  padding: 72px 0 84px;
  background: radial-gradient(circle at 83% 10%, rgba(72, 135, 220, .3), transparent 33%),
              linear-gradient(128deg, #0a347f 0%, #174a9b 55%, #103778 100%);
}
.home-about-section:before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .17;
  pointer-events: none;
  background: repeating-linear-gradient(150deg, transparent 0 108px, rgba(255,255,255,.22) 109px, transparent 110px 212px);
}
.home-about-inner { position: relative; z-index: 1; }
.home-about-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .93fr);
  gap: clamp(28px, 4vw, 58px);
  align-items: center;
  padding: clamp(30px, 4vw, 56px);
  background: #fff;
  box-shadow: 0 24px 55px rgba(2, 30, 82, .22);
  position: relative;
}
.home-about-card:after {
  content: '';
  position: absolute;
  right: -13px;
  bottom: -13px;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  border: 2px solid rgba(255,255,255,.28);
  pointer-events: none;
}
.home-about-copy, .home-about-visual { position: relative; z-index: 1; min-width: 0; }
.home-about-eyebrow {
  display: inline-block;
  color: #e79b16;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .16em;
}
.home-about-copy h2 {
  margin: 10px 0 16px;
  color: #173e83;
  font-size: clamp(28px, 2.5vw, 40px);
  line-height: 1.25;
}
.home-about-lead {
  margin: 0 0 22px;
  color: #294d82;
  font-size: clamp(16px, 1.25vw, 20px);
  font-weight: 600;
  line-height: 1.55;
}
.home-about-description {
  margin: 0;
  color: #536071;
  font-size: 16px;
  line-height: 1.9;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}
.home-about-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.home-about-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: 142px;
  min-height: 46px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 700;
  transition: background-color .25s ease, color .25s ease, transform .25s ease;
}
.home-about-primary { background: #e99f1d; color: #173e83; }
.home-about-secondary { border: 1px solid #d8e2ee; color: #173e83; }
.home-about-actions a:hover { transform: translateY(-3px); }
.home-about-primary:hover { background: #ffc256; color: #173e83; }
.home-about-secondary:hover { background: #edf3fb; color: #173e83; }
.home-about-actions a:focus-visible, .home-about-visual a:focus-visible, .home-about-link:focus-visible {
  outline: 3px solid #f1a916;
  outline-offset: 3px;
}
.home-about-visual a { display: block; overflow: hidden; aspect-ratio: 1.3; background: #e9eef5; }
.home-about-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .65s cubic-bezier(.2,.7,.2,1);
}
.home-about-visual a:hover img { transform: scale(1.055); }
.home-about-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding: 58px 6% 0;
}
.home-about-link { display: flex; flex-direction: column; align-items: center; gap: 13px; min-width: 0; color: #fff; font-size: 17px; font-weight: 600; }
.home-about-link:hover { color: #fff; }
.home-about-link-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  border: 1px solid rgba(255,255,255,.43);
  border-radius: 50%;
  color: #fff;
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -.06em;
  transition: transform .28s ease, background-color .28s ease, color .28s ease;
}
.home-about-link:hover .home-about-link-icon { transform: translateY(-6px); background: #fff; color: #174a9b; }
@media screen and (max-width: 991px) {
  .home-about-section { padding: 48px 0 56px; }
  .home-about-card { gap: 24px; padding: 28px; }
  .home-about-links { padding-top: 44px; }
}
@media screen and (max-width: 767px) {
  .home-about-section { padding: 32px 0 46px; }
  .home-about-card { grid-template-columns: 1fr; padding: 24px 20px; }
  .home-about-card:after { right: -5px; bottom: -5px; }
  .home-about-copy h2 { font-size: 29px; }
  .home-about-description { font-size: 15px; line-height: 1.75; -webkit-line-clamp: 6; }
  .home-about-visual a { aspect-ratio: 1.45; }
  .home-about-links { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 12px; padding: 36px 0 0; }
  .home-about-link-icon { width: 72px; height: 72px; font-size: 22px; }
  .home-about-link { font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) {
  .home-about-actions a, .home-about-visual img, .home-about-link-icon { transition: none; }
}