/* style/contact.css */
:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --accent-color-register: #C30808;
  --accent-color-login: #C30808;
  --font-color-register-login: #FFFFFF; /* Changed from #FFFF00 for contrast */
}

.page-contact {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark);
  background-color: var(--secondary-color); /* Body background is white */
}

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

/* Hero Section */
.page-contact__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); /* Ensures content is not hidden by fixed header */
  color: var(--text-color-light);
  background: linear-gradient(135deg, var(--primary-color) 0%, #005a2e 100%); /* Darker green gradient */
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  overflow: hidden;
}

.page-contact__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.page-contact__hero-image {
  width: 100%;
  margin-bottom: 30px;
  max-width: 800px; /* Constrain image width in hero for better composition */
}

.page-contact__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-contact__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  max-width: 900px;
}

.page-contact__main-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--text-color-light);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-contact__intro-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact__button-group {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-contact__cta-button {
  display: inline-block;
  padding: 15px 40px;
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__cta-button--primary {
  background: var(--primary-color);
  color: var(--text-color-light);
}

.page-contact__cta-button--primary:hover {
  background: #005a2e;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

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

.page-contact__cta-button--secondary:hover {
  background: #e0e0e0;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* General Section Styling */
.page-contact__section-title {
  font-size: 2.5em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.page-contact__dark-section .page-contact__section-title {
  color: var(--text-color-light);
}

.page-contact__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
  color: var(--text-color-dark);
}

.page-contact__dark-section .page-contact__section-description {
  color: rgba(255, 255, 255, 0.8);
}

.page-contact__light-bg {
  background-color: var(--secondary-color);
  color: var(--text-color-dark);
  padding: 60px 0;
}

.page-contact__dark-section {
  background-color: var(--primary-color);
  color: var(--text-color-light);
  padding: 60px 0;
}

.page-contact__card {
  background: var(--secondary-color);
  color: var(--text-color-dark);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  padding: 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.page-contact__btn-primary {
  display: inline-block;
  padding: 12px 30px;
  background: var(--primary-color);
  color: var(--text-color-light);
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  margin-top: 20px;
  transition: background-color 0.3s ease;
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__btn-primary:hover {
  background: #005a2e;
}

.page-contact__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-color-light);
}

.page-contact__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 50px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  min-width: 200px; /* Ensure min size */
  min-height: 200px; /* Ensure min size */
  object-fit: cover;
}

.page-contact__image-centered {
  display: block;
  margin: 50px auto 0 auto;
  width: 100%;
  max-width: 700px; /* Constrain width for better display */
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  min-width: 200px; /* Ensure min size */
  min-height: 200px; /* Ensure min size */
  object-fit: cover;
}

/* Contact Info Section */
.page-contact__contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-contact__method-card h3 {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.page-contact__method-text {
  margin-bottom: 20px;
  font-size: 1.05em;
}

.page-contact__email-address, .page-contact__phone-number {
  font-size: 1.2em;
  font-weight: bold;
  color: var(--primary-color);
  margin-top: 15px;
}

/* Contact Form Section */
.page-contact__contact-form {
  max-width: 700px;
  margin: 0 auto;
  background: var(--secondary-color);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-contact__form-group {
  margin-bottom: 25px;
}

.page-contact__form-label {
  display: block;
  font-weight: bold;
  margin-bottom: 8px;
  color: var(--text-color-dark);
  font-size: 1.1em;
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 1em;
  box-sizing: border-box;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(1, 116, 57, 0.2);
  outline: none;
}

.page-contact__form-textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact__btn-submit {
  display: block;
  width: 100%;
  padding: 18px;
  background: var(--primary-color);
  color: var(--text-color-light);
  border: none;
  border-radius: 8px;
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__btn-submit:hover {
  background: #005a2e;
  transform: translateY(-2px);
}

/* FAQ Section */
.page-contact__faq-section {
  padding: 60px 0;
}

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

/* FAQ容器样式 */
.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

/* FAQ默认状态 - 答案隐藏 */
.page-contact__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 25px;
  opacity: 0;
  background: #f9f9f9;
  color: var(--text-color-dark);
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-contact__faq-item.active .page-contact__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng !important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px 25px !important;
  opacity: 1;
  background: #f9f9f9;
  border-radius: 0 0 10px 10px;
}

/* 问题样式 */
.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  background: var(--secondary-color);
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--primary-color);
}

.page-contact__faq-item.active .page-contact__faq-question {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

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

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

/* 问题标题样式 */
.page-contact__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* 防止h3标签阻止点击事件 */
  color: var(--primary-color);
}

/* 切换图标 */
.page-contact__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-contact__faq-item.active .page-contact__faq-toggle {
  color: #333;
  transform: rotate(45deg); /* Plus to X / Minus */
}

/* Call to action at bottom */
.page-contact__call-to-action {
  text-align: center;
  padding: 80px 20px;
  background: linear-gradient(90deg, #005a2e 0%, var(--primary-color) 100%);
  color: var(--text-color-light);
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
}

.page-contact__call-to-action .page-contact__section-title {
  color: var(--text-color-light);
  margin-bottom: 15px;
}

.page-contact__call-to-action .page-contact__section-description {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}

.page-contact__call-to-action .page-contact__cta-button {
  margin: 0 10px;
  padding: 18px 45px;
  font-size: 1.2em;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__cta-button--register {
  background-color: var(--accent-color-register);
  color: var(--font-color-register-login);
}

.page-contact__cta-button--register:hover {
  background-color: #a30606;
  transform: translateY(-3px);
}

.page-contact__cta-button--login {
  background-color: var(--accent-color-login);
  color: var(--font-color-register-login);
}

.page-contact__cta-button--login:hover {
  background-color: #a30606;
  transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-contact__main-title {
    font-size: 2.8em;
  }
  .page-contact__section-title {
    font-size: 2em;
  }
  .page-contact__intro-description, .page-contact__section-description {
    font-size: 1em;
  }
  .page-contact__contact-methods {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-contact__hero-image img, .page-contact__image-full-width img, .page-contact__image-centered img {
    border-radius: 8px;
  }
}

@media (max-width: 768px) {
  .page-contact__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-contact__container {
    padding: 30px 15px;
  }
  .page-contact__main-title {
    font-size: 2.2em;
    margin-bottom: 15px;
  }
  .page-contact__intro-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .page-contact__button-group {
    flex-direction: column;
    gap: 15px;
  }
  .page-contact__cta-button {
    padding: 12px 25px;
    font-size: 1em;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-contact__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }
  .page-contact__section-description {
    font-size: 0.9em;
    margin-bottom: 30px;
  }
  .page-contact__contact-methods {
    grid-template-columns: 1fr;
  }
  .page-contact__method-card {
    padding: 25px;
  }
  .page-contact__contact-form {
    padding: 30px 20px;
  }
  .page-contact__form-input, .page-contact__form-textarea {
    padding: 12px;
  }
  .page-contact__btn-submit {
    padding: 15px;
    font-size: 1.1em;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-contact__faq-question {
    padding: 15px 20px;
  }
  .page-contact__faq-question h3 {
    font-size: 1em;
  }
  .page-contact__faq-toggle {
    font-size: 24px;
    width: 28px;
    height: 28px;
  }
  .page-contact__faq-item.active .page-contact__faq-answer {
    padding: 15px 20px !important;
  }
  .page-contact__call-to-action {
    padding: 60px 15px;
  }
  .page-contact__call-to-action .page-contact__cta-button {
    margin: 10px 0;
    padding: 15px 30px;
    font-size: 1.1em;
  }

  /* Mobile image responsiveness */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-contact__section, .page-contact__card, .page-contact__container, .page-contact__contact-form, .page-contact__call-to-action {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-contact__image-full-width, .page-contact__image-centered {
    min-width: unset;
    min-height: unset;
  }
}

/* Ensure min image sizes are respected for content images */
.page-contact__info-section img, .page-contact__form-section img, .page-contact__faq-section img {
    min-width: 200px;
    min-height: 200px;
}