/* Base Styles for page-contact */
.page-contact {
  font-family: Arial, sans-serif;
  color: #333333; /* Default text color for light body background */
  line-height: 1.6;
}

/* Hero Section */
.page-contact__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #017439; /* Brand color as background for hero */
  color: #ffffff; /* White text for brand color background */
  padding-bottom: 40px;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
}

.page-contact__hero-image {
  width: 100%;
  max-height: 500px; /* Limit height of hero image */
  overflow: hidden;
  margin-bottom: 20px;
}

.page-contact__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover; /* Cover for desktop, contain for mobile */
}

.page-contact__hero-content {
  max-width: 900px;
  padding: 0 20px;
  margin-top: -80px; /* Overlap with image slightly for visual appeal */
  position: relative;
  z-index: 2; /* Ensure content is above image if any overlap */
}

.page-contact__main-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem); /* Responsive font size */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #FFFF00; /* Use yellow for title for contrast and vibrancy */
}

.page-contact__description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* CTA Buttons in Hero */
.page-contact__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  white-space: normal; /* Allow text to wrap */
  word-wrap: break-word; /* Break long words */
  max-width: 100%; /* Ensure buttons don't overflow */
  box-sizing: border-box;
}

.page-contact__btn-primary {
  background-color: #C30808; /* Red for primary action (Register/Login) */
  color: #FFFF00; /* Yellow text for red background */
  border: 2px solid #C30808;
}

.page-contact__btn-primary:hover {
  background-color: #e01010;
  border-color: #e01010;
}

.page-contact__btn-secondary {
  background-color: #ffffff;
  color: #017439; /* Brand green text for white background */
  border: 2px solid #017439;
}

.page-contact__btn-secondary:hover {
  background-color: #f0f0f0;
  color: #005a2d;
}

/* General Section Styling */
.page-contact__section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: #017439; /* Brand green for section titles */
}

.page-contact__section-description {
  font-size: 1.1rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: #555555;
}

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

.page-contact__light-bg {
  background-color: #ffffff;
  color: #333333;
  padding: 60px 0;
}

.page-contact__dark-bg {
  background-color: #017439;
  color: #ffffff;
  padding: 60px 0;
}

/* Contact Info Section */
.page-contact__contact-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__contact-card {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-contact__contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-contact__card-icon {
  width: 100px; /* Ensure icon container is large enough */
  height: 100px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact__card-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* Ensure icons are fully visible */
  display: block;
}

.page-contact__card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #017439;
  margin-bottom: 10px;
}

.page-contact__card-text {
  font-size: 1rem;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1; /* Allow text to take available space */
}

.page-contact__card-link {
  display: inline-block;
  background-color: #C30808; /* Red for contact links */
  color: #FFFF00; /* Yellow text */
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-contact__card-link:hover {
  background-color: #e01010;
}

/* Contact Form Section */
.page-contact__form-container {
  display: flex;
  align-items: center;
  gap: 50px;
}

.page-contact__form-content {
  flex: 1;
  max-width: 600px;
}

.page-contact__form-section .page-contact__section-title,
.page-contact__form-section .page-contact__section-description {
  color: #ffffff;
  text-align: left;
}

.page-contact__form-section .page-contact__section-description {
  margin-left: 0;
  margin-right: 0;
}

.page-contact__contact-form {
  margin-top: 30px;
}

.page-contact__form-group {
  margin-bottom: 20px;
}

.page-contact__form-label {
  display: block;
  font-size: 1rem;
  margin-bottom: 8px;
  color: #ffffff;
  font-weight: 600;
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #005a2d; /* Darker green border */
  border-radius: 5px;
  background-color: #004d26; /* Darker green background */
  color: #ffffff;
  font-size: 1rem;
  box-sizing: border-box;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
  color: #a0a0a0;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: #FFFF00; /* Yellow focus border */
  background-color: #003a1e;
  outline: none;
}

.page-contact__submit-button {
  display: block;
  width: 100%;
  padding: 15px 25px;
  background-color: #C30808; /* Red submit button */
  color: #FFFF00; /* Yellow text */
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-contact__submit-button:hover {
  background-color: #e01010;
}

.page-contact__form-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 500px;
}

.page-contact__form-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  object-fit: cover;
}

/* FAQ Section */
.page-contact__faq-list {
  margin-top: 40px;
}

details.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
}
details.page-contact__faq-item summary.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-contact__faq-item summary.page-contact__faq-question::-webkit-details-marker {
  display: none;
}
details.page-contact__faq-item summary.page-contact__faq-question:hover {
  background: #f5f5f5;
}
.page-contact__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #333333; /* Ensure text is dark on light background */
}
.page-contact__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #017439; /* Brand green for toggle icon */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-contact__faq-item .page-contact__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555555;
}
details.page-contact__faq-item .page-contact__faq-answer p {
  margin-bottom: 0;
}

/* CTA Section at bottom */
.page-contact__cta-section {
  text-align: center;
}
.page-contact__cta-section .page-contact__section-title,
.page-contact__cta-section .page-contact__section-description {
  color: #ffffff;
}

/* --- Responsive Styles --- */

/* Tablet & Smaller Desktop (up to 1024px) */
@media (max-width: 1024px) {
  .page-contact__hero-content {
    margin-top: -60px;
  }
  .page-contact__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-contact__section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  }
  .page-contact__form-container {
    flex-direction: column;
    gap: 30px;
  }
  .page-contact__form-image {
    order: -1; /* Image above form on smaller screens */
    max-width: 100%;
  }
  .page-contact__form-content {
    max-width: 100%;
  }
  .page-contact__form-section .page-contact__section-title,
  .page-contact__form-section .page-contact__section-description {
    text-align: center;
  }
  .page-contact__contact-cards {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

/* Mobile (up to 768px) - MUST INCLUDE ALL REQUIRED SECTIONS */
@media (max-width: 768px) {
  /* General page padding */
  .page-contact__container {
    padding: 0 15px;
  }

  /* HERO 主图区域 */
  .page-contact__hero-section {
    padding-top: 10px;
    padding-bottom: 30px;
  }
  .page-contact__hero-image {
    max-height: 300px;
  }
  .page-contact__hero-image img {
    object-fit: contain !important; /* MUST be contain for mobile hero */
    aspect-ratio: unset !important; /* Allow natural aspect ratio for contain */
  }
  .page-contact__hero-content {
    margin-top: 0;
    padding: 0 15px;
  }
  .page-contact__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    line-height: 1.3;
  }
  .page-contact__description {
    font-size: 1rem;
    margin-bottom: 20px;
  }
  
  /* 按钮与按钮容器 */
  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 0 15px !important;
  }
  .page-contact__btn-primary,
  .page-contact__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* General Section Titles & Descriptions */
  .page-contact__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 15px;
  }
  .page-contact__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
    padding: 0 10px;
  }
  .page-contact__light-bg,
  .page-contact__dark-bg {
    padding: 40px 0;
  }

  /* Contact Info Section */
  .page-contact__contact-cards {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }
  .page-contact__contact-card {
    padding: 20px;
  }
  .page-contact__card-title {
    font-size: 1.3rem;
  }
  .page-contact__card-text {
    font-size: 0.9rem;
  }
  .page-contact__card-link {
    padding: 8px 15px;
    font-size: 0.95rem;
  }

  /* Contact Form Section */
  .page-contact__form-container {
    gap: 20px;
    padding: 0 15px;
  }
  .page-contact__form-section .page-contact__section-title,
  .page-contact__form-section .page-contact__section-description {
    text-align: center;
    padding: 0 10px;
  }
  .page-contact__form-input,
  .page-contact__form-textarea {
    padding: 10px 12px;
    font-size: 0.95rem;
  }
  .page-contact__submit-button {
    padding: 12px 20px;
    font-size: 1rem;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-contact__form-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  /* FAQ Section */
  details.page-contact__faq-item summary.page-contact__faq-question {
    padding: 15px;
  }
  .page-contact__faq-qtext {
    font-size: 15px;
  }
  .page-contact__faq-toggle {
    font-size: 20px;
    margin-left: 10px;
    width: 24px;
  }
  details.page-contact__faq-item .page-contact__faq-answer {
    padding: 0 15px 15px;
  }

  /* 通用图片与容器 */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }
  .page-contact__section,
  .page-contact__card,
  .page-contact__container,
  .page-contact__form-content,
  .page-contact__form-image,
  .page-contact__faq-list,
  .page-contact__cta-section,
  .page-contact__info-section,
  .page-contact__form-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden; /* Prevent horizontal scroll */
  }
  /* 装饰主标题 + 长文 SEO 区 (Example for checklist, even if not explicitly used) */
  .page-contact__article-body {
    max-width: 100% !important;
    padding: 0 15px !important;
    box-sizing: border-box !important;
    overflow-x: hidden;
  }
}