:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --button-register-bg: #C30808;
  --button-login-bg: #C30808;
  --button-text-color: #FFFFFF; /* Adjusted for contrast */
  --background-color: #FFFFFF;
  --text-color-dark: #333333;
  --text-color-light: #FFFFFF;
}

.page-login {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark);
  background-color: var(--background-color);
}

/* 🚨 固定页头与主体间距 */
.page-login__hero-section {
  position: relative;
  padding-top: var(--header-offset, 120px); /* Ensures content is not hidden by fixed header */
  padding-bottom: 60px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #004d26 100%); /* Darker gradient for hero */
  color: var(--text-color-light);
  text-align: center;
}

.page-login__hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-login__hero-image {
  width: 100%;
  max-width: 800px; /* Limit image width */
  margin-bottom: 30px;
  border-radius: 8px;
  overflow: hidden;
}

.page-login__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-login__hero-content {
  width: 100%;
  max-width: 500px;
  background: rgba(255, 255, 255, 0.1); /* Slightly transparent background for form */
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-login__hero-title {
  font-size: 2.8em;
  margin-bottom: 15px;
  color: var(--text-color-light);
  line-height: 1.2;
}

.page-login__hero-description {
  font-size: 1.1em;
  margin-bottom: 30px;
  opacity: 0.9;
}

.page-login__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.page-login__form-group {
  margin-bottom: 15px;
}

.page-login__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: var(--text-color-light);
}

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-color-light);
  font-size: 1em;
  box-sizing: border-box;
}

.page-login__form-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.page-login__form-input:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: -10px;
  margin-bottom: 10px;
}

.page-login__remember-me {
  display: flex;
  align-items: center;
}

.page-login__checkbox {
  margin-right: 8px;
  accent-color: var(--primary-color);
}

.page-login__checkbox-label {
  font-size: 0.9em;
  color: rgba(255, 255, 255, 0.8);
}

.page-login__forgot-password {
  color: var(--secondary-color);
  text-decoration: none;
  font-size: 0.9em;
  transition: color 0.3s ease;
}

.page-login__forgot-password:hover {
  color: var(--primary-color);
}

.page-login__btn-login {
  background: var(--button-login-bg);
  color: var(--button-text-color); /* Ensures contrast */
  padding: 14px 25px;
  border: none;
  border-radius: 5px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

.page-login__btn-login:hover {
  background-color: #a30606;
  transform: translateY(-2px);
}

.page-login__register-text {
  margin-top: 25px;
  font-size: 0.95em;
  color: rgba(255, 255, 255, 0.8);
}

.page-login__btn-register-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-login__btn-register-link:hover {
  color: var(--primary-color);
}

.page-login__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.page-login__section-title {
  font-size: 2.2em;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.page-login__section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--primary-color);
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-login__security-benefits-section {
  padding: 60px 0;
  background-color: var(--background-color);
  color: var(--text-color-dark);
}

.page-login__content-wrapper {
  display: flex;
  gap: 40px;
  align-items: center;
}

.page-login__text-content {
  flex: 1;
}

.page-login__text-content p {
  margin-bottom: 15px;
  font-size: 1.05em;
}

.page-login__benefits-list {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

.page-login__benefits-list li {
  background: #f9f9f9;
  padding: 15px 20px;
  border-left: 4px solid var(--primary-color);
  border-radius: 5px;
  font-size: 1em;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.page-login__image-content {
  flex: 1;
  min-width: 300px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.page-login__image-content img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-login__cta-register-section {
  padding: 80px 0;
  background: var(--primary-color);
  color: var(--text-color-light);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-login__cta-content {
  position: relative;
  z-index: 1;
}

.page-login__cta-register-section .page-login__section-title {
  color: var(--text-color-light);
}

.page-login__cta-register-section .page-login__section-title::after {
  background: var(--secondary-color);
}

.page-login__cta-description {
  font-size: 1.1em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-login__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
}

.page-login__btn-register,
.page-login__btn-explore {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 5px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.page-login__btn-register {
  background: var(--button-register-bg);
  color: var(--button-text-color); /* Ensures contrast */
  border: 2px solid var(--button-register-bg);
}

.page-login__btn-register:hover {
  background: #a30606;
  border-color: #a30606;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-login__btn-explore {
  background: var(--secondary-color);
  color: var(--primary-color);
  border: 2px solid var(--secondary-color);
}

.page-login__btn-explore:hover {
  background: #f0f0f0;
  border-color: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-login__cta-image {
  max-width: 600px;
  width: 100%;
  height: auto;
  margin-top: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

/* FAQ Section */
.page-login__faq-section {
  padding: 60px 0;
  background-color: var(--background-color);
  color: var(--text-color-dark);
}

.page-login__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.page-login__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.page-login__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
  padding: 0 15px;
  opacity: 0;
}

.page-login__faq-item.active .page-login__faq-answer {
  max-height: 2000px !important;
  padding: 20px 15px !important;
  opacity: 1;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
}

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-login__faq-question:hover {
  background: #f5f5f5;
  border-color: #d0d0d0;
}

.page-login__faq-question:active {
  background: #eeeeee;
}

.page-login__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none;
}

.page-login__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: #666;
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-login__faq-item.active .page-login__faq-toggle {
  color: #333;
  transform: rotate(45deg);
}

/* News Section */
.page-login__news-section {
  padding: 60px 0;
  background: var(--primary-color);
  color: var(--text-color-light);
}

.page-login__news-section .page-login__section-title {
  color: var(--text-color-light);
}

.page-login__news-section .page-login__section-title::after {
  background: var(--secondary-color);
}

.page-login__news-intro {
  text-align: center;
  font-size: 1.1em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

.page-login__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-login__news-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-login__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.page-login__news-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-login__news-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-login__news-title {
  font-size: 1.3em;
  margin-top: 0;
  margin-bottom: 10px;
}

.page-login__news-title a {
  color: var(--text-color-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__news-title a:hover {
  color: var(--secondary-color);
}

.page-login__news-excerpt {
  font-size: 0.95em;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-login__news-link {
  display: inline-block;
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
  margin-top: auto;
}

.page-login__news-link:hover {
  color: var(--primary-color);
}

.page-login__view-all-news {
  text-align: center;
  margin-top: 30px;
}

.page-login__btn-primary {
  display: inline-block;
  background: var(--secondary-color);
  color: var(--primary-color);
  padding: 12px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-sizing: border-box;
}

.page-login__btn-primary:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-login__hero-title {
    font-size: 2.2em;
  }

  .page-login__hero-description {
    font-size: 1em;
  }

  .page-login__section-title {
    font-size: 1.8em;
  }

  .page-login__content-wrapper {
    flex-direction: column;
  }

  .page-login__image-content,
  .page-login__text-content {
    flex: none;
    width: 100%;
  }
  
  .page-login__image-content img {
    max-width: 100%;
    min-width: 200px;
  }

  .page-login__benefits-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-login {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 🚨 移动端必须重新设置padding-top，覆盖桌面端样式 */
  .page-login__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-login__hero-title {
    font-size: 2em;
  }

  .page-login__hero-description {
    font-size: 0.95em;
  }

  .page-login__hero-content {
    padding: 20px;
  }

  .page-login__form-input {
    padding: 10px 12px;
  }

  .page-login__btn-login {
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-login__section-title {
    font-size: 1.6em;
    margin-bottom: 30px;
  }

  .page-login__container {
    padding: 30px 15px;
  }
  
  /* 🚨 移动端图片适配 */
  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important; /* Ensure minimum size */
  }
  
  .page-login__hero-image img,
  .page-login__image-content img,
  .page-login__cta-image,
  .page-login__news-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
  }

  .page-login__section,
  .page-login__card,
  .page-login__container,
  .page-login__news-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 🚨 移动端按钮适配 */
  .page-login__cta-button,
  .page-login__btn-primary,
  .page-login__btn-secondary,
  .page-login a[class*="button"],
  .page-login a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-login__cta-buttons,
  .page-login__button-group,
  .page-login__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column;
  }

  .page-login__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-login__faq-question h3 {
    font-size: 15px;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  
  .page-login__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  
  .page-login__faq-answer {
    padding: 0 15px;
  }
  
  .page-login__faq-item.active .page-login__faq-answer {
    padding: 15px !important;
  }
  
  .page-login__news-grid {
    grid-template-columns: 1fr;
  }
  
  .page-login__news-image {
    height: 180px;
  }
}