:root {
  --primary-color: #26A9E0;
  --secondary-color: #007bff; /* A complementary blue for hover/secondary actions */
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --background-light: #ffffff;
  --background-dark: #26A9E0;
  --border-color: #e0e0e0;
  --login-color: #EA7C07;
}

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

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

.page-contact__section {
  padding: 60px 0;
  text-align: center;
}

.page-contact__section-title {
  font-size: 2.5em;
  margin-bottom: 30px;
  color: var(--text-color-dark);
  text-align: center;
}

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

/* Color Contrast Specifics */
.page-contact__light-bg {
  background-color: var(--background-light);
  color: var(--text-color-dark);
}

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

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

/* 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);
  background: linear-gradient(135deg, var(--primary-color) 0%, #a7d9f7 100%); /* Lighter gradient */
  color: var(--text-color-light);
}

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

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

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

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

.page-contact__hero-title {
  font-size: 3em;
  margin-bottom: 20px;
  color: var(--text-color-light);
}

.page-contact__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-color-light);
}

.page-contact__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--login-color); /* Use login color for primary CTA */
  color: var(--text-color-light);
  text-decoration: none;
  border-radius: 5px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 30px;
  transition: all 0.3s ease;
  border: none;
}

.page-contact__cta-button:hover {
  background: darken(var(--login-color), 10%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Features Section */
.page-contact__features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 40px;
}

.page-contact__feature-item {
  flex: 1 1 calc(33% - 40px);
  max-width: calc(33% - 40px);
  background: var(--background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

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

.page-contact__feature-item img {
  width: 100%;
  height: auto;
  max-width: 400px; /* Recommended size for content images */
  display: block;
  margin: 0 auto 20px auto;
  border-radius: 8px;
  object-fit: cover;
}

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

/* Contact Methods Section */
.page-contact__method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__method-card {
  background: var(--background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  color: var(--text-color-dark);
}

.page-contact__method-title {
  font-size: 1.6em;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.page-contact__contact-info {
  font-size: 1.1em;
  font-weight: bold;
  margin-top: 15px;
  margin-bottom: 20px;
  color: var(--text-color-dark);
}

.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  font-size: 1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  margin: 10px 5px;
  border: 2px solid transparent;
}

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

.page-contact__btn-primary:hover {
  background: darken(var(--primary-color), 10%);
  border-color: darken(var(--primary-color), 10%);
  transform: translateY(-1px);
}

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

.page-contact__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-color-light);
  transform: translateY(-1px);
}

.page-contact__social-links {
    margin-top: 15px;
}

.page-contact__social-icon {
    display: inline-block;
    margin: 0 10px;
    color: var(--primary-color);
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-contact__social-icon:hover {
    color: darken(var(--primary-color), 10%);
}

/* Contact Form Section */
.page-contact__contact-form {
  max-width: 700px;
  margin: 40px auto 0 auto;
  padding: 30px;
  background: var(--background-light);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
}

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

.page-contact__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: var(--text-color-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-color-dark);
  background-color: #f9f9f9;
  transition: border-color 0.3s ease;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 2px rgba(var(--primary-color), 0.2);
}

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

.page-contact__contact-form .page-contact__btn-primary {
  width: auto;
  margin-top: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* FAQ Section */
.page-contact__faq-area {
  background-color: var(--background-dark);
  color: var(--text-color-light);
}

.page-contact__faq-area .page-contact__section-title,
.page-contact__faq-area .page-contact__text-block {
  color: var(--text-color-light);
}

.page-contact__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

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

/* 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;
  color: var(--text-color-dark);
  text-align: left;
}

/* 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 15px !important;
  opacity: 1;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
}

/* 问题样式 */
.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--background-light);
  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-color-dark);
}

.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: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* 防止h3标签阻止点击事件 */
  color: var(--text-color-dark);
}

/* 切换图标 */
.page-contact__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; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-contact__faq-item.active .page-contact__faq-toggle {
  color: var(--primary-color);
  transform: rotate(45deg); /* Change to X or rotate for minus */
}

/* Feedback Section */
.page-contact__feedback-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 40px;
}

.page-contact__feedback-card {
  flex: 1 1 calc(50% - 30px);
  max-width: calc(50% - 30px);
  background: var(--background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  color: var(--text-color-dark);
}

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

/* CTA Bottom Section */
.page-contact__cta-bottom {
  padding: 80px 0;
  background-color: var(--background-dark);
  color: var(--text-color-light);
}

.page-contact__cta-bottom .page-contact__section-title,
.page-contact__cta-bottom .page-contact__text-block {
  color: var(--text-color-light);
}

.page-contact__cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-contact__hero-title {
    font-size: 2.5em;
  }

  .page-contact__features,
  .page-contact__feedback-options {
    gap: 20px;
  }

  .page-contact__feature-item,
  .page-contact__feedback-card {
    flex: 1 1 calc(50% - 20px);
    max-width: calc(50% - 20px);
  }
}

@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__section {
    padding: 40px 0;
  }

  .page-contact__section-title {
    font-size: 2em;
    margin-bottom: 20px;
  }

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

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

  .page-contact__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-contact__features,
  .page-contact__method-grid,
  .page-contact__feedback-options {
    flex-direction: column;
    gap: 20px;
  }

  .page-contact__feature-item,
  .page-contact__method-card,
  .page-contact__feedback-card {
    flex: 1 1 100%;
    max-width: 100%;
  }

  /* Images responsive */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-contact__section,
  .page-contact__container,
  .page-contact__contact-form,
  .page-contact__method-card,
  .page-contact__feature-item,
  .page-contact__feedback-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-contact__btn-primary,
  .page-contact__btn-secondary,
  .page-contact a[class*="button"],
  .page-contact a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    margin-left: 0;
    margin-right: 0;
  }

  .page-contact__contact-info {
    word-break: break-all; /* Allow long numbers/emails to break */
  }

  /* FAQ specific mobile styles */
  .page-contact__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-contact__faq-question h3 {
    font-size: 15px;
    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;
  }
}