/* ===== 页面专属样式 ===== */

/* Banner - 全屏宽幅 + 品牌标语 */
.banner-wrapper {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  background: linear-gradient(145deg, #e8edf5 0%, #d4dce8 50%, #c0cbd9 100%);
  overflow: hidden;
}
.banner-wrapper::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(44, 75, 116, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(44, 75, 116, 0.03) 0%, transparent 40%);
  z-index: 1;
}
.banner-wrapper .deco-shape {
  position: absolute;
  z-index: 1;
  opacity: 0.03;
  color: #2c4b74;
}
.banner-wrapper .deco-shape:nth-child(1) {
  top: -10%;
  right: 15%;
  transform: rotate(20deg);
}
.banner-wrapper .deco-shape:nth-child(2) {
  bottom: -5%;
  left: 20%;
  transform: rotate(-15deg);
}
.banner-wrapper .banner-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  text-align: center;
  padding: 40px 0 30px;
}
.banner-wrapper .banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(44, 75, 116, 0.06);
  color: #2c4b74;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 20px 6px 16px;
  border-radius: 100px;
  letter-spacing: 0.5px;
}
.banner-wrapper .banner-badge .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #2c4b74;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}
.banner-wrapper h1 {
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  color: #1a2a3a;
  margin: 16px 0 12px;
  letter-spacing: -0.5px;
}
.banner-wrapper h1 .highlight {
  color: #2c4b74;
}
.banner-wrapper .banner-desc {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #4a5f7a;
  max-width: 620px;
  margin: 0 auto;
}
.banner-wrapper .banner-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 30px 50px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(44, 75, 116, 0.06);
}
.banner-wrapper .banner-stats .stat-item {
  text-align: center;
}
.banner-wrapper .banner-stats .stat-item .num {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: #2c4b74;
  line-height: 1.2;
}
.banner-wrapper .banner-stats .stat-item .label {
  font-size: 13px;
  color: #4a5f7a;
  font-weight: 400;
  margin-top: 2px;
}

/* 公司简介 - 左右图文 */
.about-intro {
  padding: 20px 0;
}
.about-intro .intro-image {
  border-radius: 24px;
  overflow: hidden;
  min-height: 300px;
  background: linear-gradient(145deg, #d4dce8, #b8c4d4);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.about-intro .intro-image .brand-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #2c4b74;
}
.about-intro .intro-image .brand-mark .mark-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 12px;
  color: #2c4b74;
}
.about-intro .intro-image .brand-mark .mark-text {
  font-size: 14px;
  opacity: 0.5;
  letter-spacing: 3px;
  color: #1a2a3a;
}
.about-intro .intro-content h2 {
  font-size: 28px;
  font-weight: 700;
  color: #1a2a3a;
  margin-bottom: 16px;
}
.about-intro .intro-content h2 .highlight {
  color: #2c4b74;
}
.about-intro .intro-content p {
  font-size: 15px;
  color: #4a5f7a;
  line-height: 1.9;
  margin-bottom: 12px;
}
.about-intro .intro-content .signature {
  font-size: 14px;
  color: #2c4b74;
  font-weight: 600;
  margin-top: 8px;
}

/* 优势 - 网格卡片 (干净简洁) */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.advantage-grid .adv-item {
  background: white;
  border-radius: 16px;
  padding: 28px 22px 24px;
  border: 1px solid #e8ecf0;
  transition: all 0.3s;
  text-align: center;
}
.advantage-grid .adv-item:hover {
  border-color: #2c4b74;
  box-shadow: 0 8px 28px rgba(44, 75, 116, 0.04);
  transform: translateY(-4px);
}
.advantage-grid .adv-item .adv-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: #2c4b74;
  margin-bottom: 12px;
}
.advantage-grid .adv-item .adv-icon svg {
  width: 32px;
  height: 32px;
}
.advantage-grid .adv-item h4 {
  font-size: 17px;
  font-weight: 700;
  color: #1a2a3a;
  margin-bottom: 6px;
}
.advantage-grid .adv-item p {
  font-size: 14px;
  color: #4a5f7a;
  line-height: 1.7;
}

/* 企业文化 - 交替布局 */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.culture-grid .culture-item {
  background: white;
  border-radius: 16px;
  padding: 24px 22px;
  border: 1px solid #e8ecf0;
  transition: all 0.3s;
}
.culture-grid .culture-item:hover {
  border-color: #2c4b74;
  box-shadow: 0 8px 28px rgba(44, 75, 116, 0.04);
}
.culture-grid .culture-item .num {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #2c4b74;
  background: #e8edf5;
  padding: 2px 14px;
  border-radius: 20px;
  margin-bottom: 8px;
}
.culture-grid .culture-item h4 {
  font-size: 17px;
  font-weight: 700;
  color: #1a2a3a;
  margin-bottom: 4px;
}
.culture-grid .culture-item p {
  font-size: 14px;
  color: #4a5f7a;
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .advantage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .culture-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-intro {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }
  .about-intro .intro-image {
    min-height: 200px;
  }
}
@media (max-width: 768px) {
  .banner-wrapper {
    min-height: auto;
    padding: 30px 0 20px;
  }
  .banner-wrapper .banner-desc {
    max-width: 100%;
  }
  .banner-wrapper .banner-stats {
    gap: 16px 30px;
  }
  .banner-wrapper .banner-stats .stat-item .num {
    font-size: 24px;
  }
  .banner-wrapper .banner-stats .stat-item .label {
    font-size: 12px;
  }
  .banner-wrapper .deco-shape {
    display: none;
  }
  .advantage-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .advantage-grid .adv-item {
    padding: 20px 16px;
  }
  .culture-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .banner-wrapper h1 {
    font-size: 1.8rem;
  }
  .banner-wrapper .banner-stats {
    gap: 12px 20px;
  }
  .banner-wrapper .banner-stats .stat-item .num {
    font-size: 20px;
  }
  .advantage-grid {
    grid-template-columns: 1fr;
  }
  .about-intro .intro-content h2 {
    font-size: 22px;
  }
  .about-intro .intro-image .brand-mark .mark-icon {
    width: 56px;
    height: 56px;
  }
}