:root {
  --beilaide-text-color-black: #333;
  --beilaide-text-color-gray: #666;
  --beilaide-bg-dark: #333;
  --color-primary: #b0000e;
}

.beilaide-certificate-section {
  padding: var(--component-gap) 0;
  background: #f2f2f2;
  font-family: var(--font-family);
}

.beilaide-certificate-title {
  font-family: var(--title-font-family, 'Poppins', sans-serif);
  font-size: var(--font-64);
  font-weight: 700;
  color: var(--beilaide-text-color-black);
  text-align: center;
  text-transform: uppercase;
  margin-bottom: 60px;
  line-height: 1.4;
}

.beilaide-certificate-carousel {
  position: relative;
  overflow: hidden;
}

.beilaide-certificate-swiper {
  padding: 20px 0 60px 0;
  overflow: visible;
}

.beilaide-certificate-swiper .swiper-wrapper .swiper-slide {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.beilaide-cert-item {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.beilaide-cert-item:hover {
  transform: translateY(-5px);
}

.beilaide-cert-item a {
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
}

.beilaide-cert-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  transition: box-shadow 0.3s ease;
}

.beilaide-cert-item:hover img {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.beilaide-cert-navigation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  margin-top: 60px;
}

.beilaide-cert-navigation .beilaide-swiper-pagination {
  position: relative;
  width: auto !important;
  bottom: auto !important;
}

.beilaide-cert-navigation .swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  background: #ccc;
  opacity: 1;
  margin: 0 6px;
  transition: all 0.3s ease;
}

.beilaide-cert-navigation .swiper-pagination-bullet-active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 6px;
}

/* 中等大屏幕 1440px */
@media (max-width: 1440px) {
  .beilaide-certificate-title {
    font-size: calc(var(--font-64) - 4px);
    margin-bottom: 50px;
  }

  .beilaide-cert-navigation {
    margin-top: 50px;
  }
}

/* 标准屏幕 1280px */
@media (max-width: 1280px) {
  .beilaide-certificate-title {
    font-size: calc(var(--font-64) - 8px);
    margin-bottom: 45px;
  }

  .beilaide-cert-navigation {
    margin-top: 45px;
  }
}

/* 小屏幕 1024px */
@media (max-width: 1024px) {
  .beilaide-certificate-title {
    font-size: calc(var(--font-64) - 12px);
    margin-bottom: 40px;
  }

  .beilaide-cert-navigation {
    margin-top: 40px;
  }
}

/* 平板横屏 992px */
@media (max-width: 992px) {
  .beilaide-certificate-title {
    font-size: var(--font-46);
    margin-bottom: 35px;
  }

  .beilaide-certificate-swiper .swiper-wrapper .swiper-slide {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .beilaide-cert-navigation {
    gap: 24px;
    margin-top: 35px;
  }

  .beilaide-cert-navigation .swiper-button-prev,
  .beilaide-cert-navigation .swiper-button-next {
    width: 44px;
    height: 44px;
  }

  .beilaide-cert-navigation .swiper-button-prev::after,
  .beilaide-cert-navigation .swiper-button-next::after {
    font-size: 18px;
  }
}

/* 平板竖屏 768px */
@media (max-width: 768px) {
  .beilaide-certificate-title {
    font-size: var(--font-36);
    margin-bottom: 30px;
  }

  .beilaide-cert-navigation {
    gap: 20px;
    margin-top: 30px;
  }

  .beilaide-cert-navigation .swiper-button-prev,
  .beilaide-cert-navigation .swiper-button-next {
    width: 40px;
    height: 40px;
  }

  .beilaide-cert-navigation .swiper-button-prev::after,
  .beilaide-cert-navigation .swiper-button-next::after {
    font-size: 16px;
  }
}

/* 手机 576px */
@media (max-width: 576px) {
  .beilaide-certificate-title {
    font-size: var(--font-30);
    margin-bottom: 24px;
  }

  .beilaide-certificate-swiper .swiper-wrapper .swiper-slide {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .beilaide-cert-navigation {
    gap: 16px;
    margin-top: 24px;
  }

  .beilaide-cert-navigation .swiper-button-prev,
  .beilaide-cert-navigation .swiper-button-next {
    width: 36px;
    height: 36px;
  }

  .beilaide-cert-navigation .swiper-button-prev::after,
  .beilaide-cert-navigation .swiper-button-next::after {
    font-size: 14px;
  }
}

/* 小手机 375px */
@media (max-width: 375px) {
  .beilaide-certificate-title {
    font-size: var(--font-24);
    margin-bottom: 20px;
  }

  .beilaide-cert-navigation {
    gap: 12px;
    margin-top: 20px;
  }

  .beilaide-cert-navigation .swiper-button-prev,
  .beilaide-cert-navigation .swiper-button-next {
    width: 32px;
    height: 32px;
  }

  .beilaide-cert-navigation .swiper-button-prev::after,
  .beilaide-cert-navigation .swiper-button-next::after {
    font-size: 12px;
  }
}