/* ===== Font Face Declarations ===== */
@font-face {
  font-family: "Alibaba PuHuiTi";
  src: url("../fonts/AlibabaPuHuiTi-3-55-Regular.woff2") format("woff2"),
       url("../fonts/AlibabaPuHuiTi-3-55-Regular.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Alibaba PuHuiTi";
  src: url("../fonts/AlibabaPuHuiTi-3-45-Light.woff2") format("woff2"),
       url("../fonts/AlibabaPuHuiTi-3-45-Light.woff") format("woff");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

/* ===== Base / Reset styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --primary-color: #00bcd4;
  --primary-dark: #0097a7;
  --secondary-color: #4caf50;
  --secondary-dark: #388e3c;
  --bg-dark: #0a1628;
  --bg-light: #f5f7fa;
  --text-dark: #0a1628;
  --text-gray: #666666;
  --text-light: #999999;
  --border-color: #e0e0e0;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.1);
  --header-height: 70px;
  --header-height-mobile: 47px;
}

body {
  font-family: "Alibaba PuHuiTi", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-dark);
  background-color: #f3f4f4;
  font-size: 14px;
  margin: 0;
  padding: 0;
}

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.12);
  border-radius: 2px;
  transition: background 0.3s;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 15px !important;
  }

  .section {
    padding: 30px 0 !important;
  }

  .section-title h2 {
    font-size: 20px;
  }

  .btn-primary {
    padding: 10px 24px;
    font-size: 13px;
  }
}

/* ===== Common section styles ===== */
.section {
  padding: 65px 0;
  background-color: #f5f5f5;
}

/* ===== Common button styles ===== */
.btn-primary {
  display: inline-block;
  background-color: var(--primary-color);
  color: #ffffff;
  padding: 14px 36px;
  text-decoration: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-block;
  color: var(--primary-color);
  padding: 5px 15px;
  text-decoration: none;
  border-radius: 404px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 1px solid var(--primary-color);
  background-color: #fff;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--primary-dark);
  color: #ffffff;
}

/* ===== Common link/anchor styles ===== */
a {
  text-decoration: none;
  color: inherit;
}

/* ===== Pagination styles ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 45px;
  margin-bottom: 45px;
}

.pagination a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-gray);
  font-size: 14px;
  transition: all 0.3s ease;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
}

/* 图片按钮（上一页/下一页）不要背景和边框 */
.pagination a:first-child,
.pagination a:last-child {
  background-color: transparent;
  border: none;
  width: 36px;
  height: 36px;
}

.pagination a:first-child img,
.pagination a:last-child img {
  width: 20px;
  height: auto;
}

.pagination a img {
  display: block;
  max-width: 100%;
  max-height: 100%;
}

.pagination a:hover,
.pagination a.active {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
}

/* ===== Common card hover effects ===== */
.feature-card,
.doctor-card,
.doctor-item,
.equipment-card,
.about-content .main-image,
.equipment-detail,
.news-detail {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}

.feature-card:hover,
.doctor-card:hover,
.equipment-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.about-content .main-image:hover,
.equipment-detail:hover,
.news-detail:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}