:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-light: #f8f9fa; /* A slightly off-white for sections */
  --bg-dark: #017439; /* Primary brand color for dark sections */
  --btn-register-bg: #C30808;
  --btn-register-text: #FFFF00;
  --btn-login-bg: #C30808;
  --btn-login-text: #FFFF00;
  --border-color: #e0e0e0;
}

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

/* --- 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 */
  background: linear-gradient(135deg, var(--primary-color) 0%, #000000 100%); /* Gradient background for visual appeal */
  color: var(--text-light);
  overflow: hidden; /* For image positioning */
}

.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; /* Ensure content is above image overlay if any */
}

.page-contact__hero-content {
  text-align: center;
  margin-bottom: 30px;
}

.page-contact__hero-title {
  font-size: 3.2em;
  margin-bottom: 15px;
  font-weight: bold;
  color: var(--text-light);
}

.page-contact__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 800px;
  color: #f0f0f0; /* Slightly off-white for description */
}

.page-contact__hero-image {
  width: 100%;
  max-width: 900px; /* Adjust max-width for image */
  margin-top: 20px;
}

.page-contact__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.page-contact__section-title {
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

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

.page-contact__dark-bg {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

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

.page-contact__light-bg {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

.page-contact__light-bg .page-contact__section-title,
.page-contact__light-bg .page-contact__section-description {
  color: var(--text-dark);
}

/* --- Contact Info Section --- */
.page-contact__info-section {
  padding: 80px 0;
}

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

.page-contact__method-card {
  background: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
  color: var(--text-dark);
}

.page-contact__method-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-contact__method-card img {
  max-width: 100%;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

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

.page-contact__method-text {
  margin-bottom: 25px;
  color: #555555;
}

/* --- Contact Form Section --- */
.page-contact__form-section {
  padding: 80px 0;
}

.page-contact__form-container {
  display: flex;
  align-items: center;
  gap: 50px;
}

.page-contact__form-image {
  flex: 1;
  min-width: 40%; /* Ensure image takes up space */
}

.page-contact__form-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-contact__form-content {
  flex: 1.5;
  min-width: 50%; /* Ensure form takes up space */
}

.page-contact__contact-form {
  background: var(--secondary-color);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

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

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

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  font-size: 1em;
  box-sizing: border-box;
  color: var(--text-dark);
  background-color: #ffffff;
}

.page-contact__form-textarea {
  resize: vertical;
}

.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
  color: #999;
}

/* --- FAQ Section --- */
.page-contact__faq-section {
  padding: 80px 0;
}

.page-contact__faq-grid {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 40px;
}

/* FAQ容器样式 */
.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  background: var(--secondary-color);
}

/* 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 15px;
  opacity: 0;
}

/* 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 mức độ ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px 30px !important; /* Adjusted padding for better look */
  opacity: 1;
  background: var(--bg-light); /* Lighter background for answer */
  border-radius: 0 0 5px 5px;
  color: var(--text-dark);
}

/* 问题样式 */
.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 30px; /* Adjusted padding for better look */
  background: var(--secondary-color);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--text-dark);
}

.page-contact__faq-item.active .page-contact__faq-question {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-color: var(--primary-color);
}

.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(--text-dark);
}

/* 切换图标 */
.page-contact__faq-toggle {
  font-size: 24px;
  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: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(var(--primary-color), 0.1);
}

.page-contact__faq-item.active .page-contact__faq-toggle {
  color: var(--text-light);
  background: var(--primary-color);
  transform: rotate(180deg);
}

/* --- CTA Section --- */
.page-contact__cta-section {
  padding: 80px 0;
  text-align: center;
}

.page-contact__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

/* --- Buttons (General) --- */
.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, 0.1);
  text-align: center;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow text wrapping */
  box-sizing: border-box; /* Include padding/border in width */
}

.page-contact__btn-primary {
  background: var(--primary-color);
  color: var(--text-light);
  border: 2px solid var(--primary-color);
}

.page-contact__btn-primary:hover {
  background: #005C2E; /* Darken primary color */
  border-color: #005C2E;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

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

.page-contact__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-contact__btn-register {
  background: var(--btn-register-bg);
  color: var(--btn-register-text);
  border: 2px solid var(--btn-register-bg);
}

.page-contact__btn-register:hover {
  background: #9F0606; /* Darken register button color */
  border-color: #9F0606;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-contact__btn-login {
  background: var(--btn-login-bg);
  color: var(--btn-login-text);
  border: 2px solid var(--btn-login-bg);
}

.page-contact__btn-login:hover {
  background: #9F0606; /* Darken login button color */
  border-color: #9F0606;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* --- Responsive Design (Mobile) --- */
@media (max-width: 1024px) {
  .page-contact__hero-title {
    font-size: 2.8em;
  }
  .page-contact__section-title {
    font-size: 2em;
  }
  .page-contact__form-container {
    flex-direction: column;
  }
  .page-contact__form-image,
  .page-contact__form-content {
    min-width: unset;
    width: 100%;
  }
  .page-contact__form-image {
    order: -1; /* Image above form on mobile */
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .page-contact {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-contact__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-contact__hero-title {
    font-size: 2em;
  }
  .page-contact__hero-description {
    font-size: 1em;
  }
  .page-contact__hero-image img {
    border-radius: 8px;
  }

  .page-contact__container {
    padding: 30px 15px;
  }

  .page-contact__section-title {
    font-size: 1.8em;
  }
  .page-contact__section-description {
    font-size: 1em;
    margin-bottom: 30px;
  }

  /* Images responsive for mobile */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-contact__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-contact__method-card img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-contact__form-image {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Card layouts */
  .page-contact__contact-methods {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-contact__method-card {
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }
  .page-contact__method-title {
    font-size: 1.3em;
  }

  /* Form section */
  .page-contact__form-content {
    padding: 0 15px; /* Add padding to form content */
  }
  .page-contact__contact-form {
    padding: 30px 20px;
  }
  .page-contact__form-input,
  .page-contact__form-textarea {
    padding: 10px 12px;
  }

  /* FAQ Section */
  .page-contact__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  .page-contact__faq-question h3 {
    font-size: 1.05em;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  .page-contact__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  .page-contact__faq-answer {
    padding: 0 15px;
  }
  .page-contact__faq-item.active .page-contact__faq-answer {
    padding: 15px !important;
  }

  /* CTA Buttons */
  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-contact__cta-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
}