:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --register-button-bg: #C30808;
  --login-button-bg: #C30808;
  --register-login-text: #FFFF00;
  --body-bg: #FFFFFF;
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --border-color: #e0e0e0;
}

/* Base styles for the page content */
.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark);
  background-color: var(--body-bg);
}

.page-index__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-index__section-title {
  font-size: 36px;
  font-weight: bold;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-index__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.page-index__section-title--light {
  color: var(--text-color-light);
}

.page-index__section-title--light::after {
  background-color: var(--text-color-light);
}

.page-index__text-block {
  font-size: 18px;
  text-align: center;
  margin-bottom: 50px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__text-block--light {
  color: var(--text-color-light);
}

/* HERO 主图区域 */
.page-index__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px); /* Ensure space for fixed header */
  background: linear-gradient(135deg, var(--primary-color), #000000); /* Darker gradient for contrast with light text */
  color: var(--text-color-light);
}

.page-index__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.page-index__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-index__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

.page-index__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}