/* style/contact.css */
/* body đã padding-top: var(--header-offset)；trang này cấm ghi lại biến đó */

:root {
  --page-contact-primary-color: #26A9E0;
  --page-contact-secondary-color: #FFFFFF;
  --page-contact-dark-text: #333333;
  --page-contact-light-text: #FFFFFF;
  --page-contact-login-color: #EA7C07;
}

.page-contact {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-contact-dark-text); /* Mặc định chữ tối cho nền sáng */
  background-color: var(--page-contact-secondary-color); /* Nền trắng */
}

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

.page-contact__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* body đã xử lý padding-top cho header */
  text-align: center;
  overflow: hidden;
}

.page-contact__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  max-width: 100%;
  display: block;
}

.page-contact__hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  background-color: rgba(0, 0, 0, 0.5); /* Lớp phủ để chữ dễ đọc hơn */
  padding: 30px;
  border-radius: 8px;
  color: var(--page-contact-light-text);
}

.page-contact__main-title {
  font-size: clamp(2em, 4vw, 3em);
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--page-contact-light-text);
  line-height: 1.2;
}

.page-contact__hero-description {
  font-size: 1.1em;
  margin-bottom: 25px;
  color: var(--page-contact-light-text);
}

.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  margin: 5px;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

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

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

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

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

.page-contact__btn-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.page-contact__section-title {
  font-size: 2.2em;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: var(--page-contact-dark-text);
}

.page-contact__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: var(--page-contact-dark-text);
}

.page-contact__dark-bg .page-contact__section-title,
.page-contact__dark-bg .page-contact__section-description,
.page-contact__dark-bg .page-contact__method-heading,
.page-contact__dark-bg .page-contact__method-text,
.page-contact__dark-bg .page-contact__issue-heading,
.page-contact__dark-bg .page-contact__issue-text,
.page-contact__dark-bg .page-contact__commitment-heading,
.page-contact__dark-bg .page-contact__commitment-text,
.page-contact__dark-bg .page-contact__location-heading,
.page-contact__dark-bg .page-contact__location-text,
.page-contact__dark-bg .page-contact__tip-item,
.page-contact__dark-bg .page-contact__faq-question,
.page-contact__dark-bg .page-contact__faq-answer {
  color: var(--page-contact-light-text);
}

.page-contact__light-bg .page-contact__section-title,
.page-contact__light-bg .page-contact__section-description,
.page-contact__light-bg .page-contact__method-heading,
.page-contact__light-bg .page-contact__method-text,
.page-contact__light-bg .page-contact__issue-heading,
.page-contact__light-bg .page-contact__issue-text,
.page-contact__light-bg .page-contact__commitment-heading,
.page-contact__light-bg .page-contact__commitment-text,
.page-contact__light-bg .page-contact__location-heading,
.page-contact__light-bg .page-contact__location-text,
.page-contact__light-bg .page-contact__tip-item,
.page-contact__light-bg .page-contact__faq-question,
.page-contact__light-bg .page-contact__faq-answer {
  color: var(--page-contact-dark-text);
}

.page-contact__dark-bg {
  background-color: var(--page-contact-primary-color);
}

.page-contact__light-bg {
  background-color: var(--page-contact-secondary-color);
}

/* Contact Methods Section */
.page-contact__contact-methods {
  padding: 80px 0;
}

.page-contact__method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-contact__method-card {
  background-color: var(--page-contact-light-text);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.page-contact__method-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
  max-width: 100%;
  display: block;
}

.page-contact__method-heading {
  font-size: 1.5em;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-contact-primary-color);
}

.page-contact__method-text {
  font-size: 1em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-contact__social-links {
  display: flex;
  gap: 10px;
  justify-content: center;
  width: 100%;
}

.page-contact__social-btn {
  flex: 1;
  max-width: 120px;
  text-align: center;
}

/* Common Issues Section */
.page-contact__common-issues {
  padding: 80px 0;
}

.page-contact__issues-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-contact__issue-card {
  background-color: rgba(255, 255, 255, 0.15);
  padding: 30px;
  border-radius: 10px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  color: var(--page-contact-light-text);
}

.page-contact__issue-heading {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-contact-light-text);
}

.page-contact__issue-text {
  font-size: 0.95em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-contact__btn-link {
  display: inline-block;
  color: var(--page-contact-light-text);
  text-decoration: underline;
  font-weight: bold;
  margin-right: 15px;
  font-size: 0.9em;
}

.page-contact__btn-link:hover {
  color: var(--page-contact-secondary-color);
}

/* Commitment Section */
.page-contact__commitment {
  padding: 80px 0;
}

.page-contact__commitment-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-contact__commitment-item {
  text-align: center;
  padding: 30px;
  border-radius: 10px;
  background-color: var(--page-contact-light-text);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.page-contact__commitment-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  object-fit: contain;
  max-width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-contact__commitment-heading {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-contact-primary-color);
}

.page-contact__commitment-text {
  font-size: 0.95em;
}

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

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

.page-contact__faq-item {
  background-color: var(--page-contact-light-text);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.page-contact__faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  font-size: 1.1em;
  color: var(--page-contact-dark-text);
  background-color: #f9f9f9;
}

.page-contact__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-contact__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
  transform: rotate(45deg); /* Plus sign rotates to form an 'x' or minus */
}

.page-contact__faq-answer {
  padding: 20px;
  padding-top: 0;
  font-size: 1em;
  color: #555;
}

/* Location Section */
.page-contact__location {
  padding: 80px 0;
}

.page-contact__location-content {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  align-items: center;
  justify-content: center;
}

.page-contact__location-map {
  flex: 1 1 500px;
  min-width: 200px;
  height: 400px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-width: 100%;
  display: block;
}

.page-contact__location-details {
  flex: 1 1 400px;
  min-width: 200px;
  padding: 20px;
  color: var(--page-contact-light-text);
}

.page-contact__location-heading {
  font-size: 1.8em;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--page-contact-light-text);
}

.page-contact__location-text {
  font-size: 1em;
  margin-bottom: 15px;
}

.page-contact__location-cta {
  margin-top: 20px;
}

/* Tips Section */
.page-contact__tips-section {
  padding: 80px 0;
}

.page-contact__tips-list {
  max-width: 900px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.page-contact__tip-item {
  background-color: var(--page-contact-light-text);
  border: 1px solid #e0e0e0;
  border-left: 5px solid var(--page-contact-primary-color);
  padding: 20px;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  font-size: 1em;
  color: var(--page-contact-dark-text);
}

.page-contact__tip-item strong {
  color: var(--page-contact-primary-color);
}

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

.page-contact__cta-bottom-btn {
  margin: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-contact {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-contact__container {
    padding: 0 15px;
  }

  .page-contact__hero-section {
    padding: 40px 15px;
  }

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

  .page-contact__main-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

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

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

  .page-contact__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  /* Images & Videos responsive */
  .page-contact img,
  .page-contact video,
  .page-contact__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-contact__section,
  .page-contact__card,
  .page-contact__container,
  .page-contact__video-section,
  .page-contact__video-container,
  .page-contact__video-wrapper,
  .page-contact__method-card,
  .page-contact__issue-card,
  .page-contact__commitment-item,
  .page-contact__faq-item,
  .page-contact__location-content,
  .page-contact__location-details,
  .page-contact__tip-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-contact__video-section {
    padding-top: 10px !important;
  }

  /* Buttons responsive */
  .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: 5px 0 !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-contact__social-links {
    flex-direction: column;
    gap: 10px;
  }
  .page-contact__social-btn {
    max-width: 100%;
  }

  .page-contact__method-grid,
  .page-contact__issues-grid,
  .page-contact__commitment-points {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-contact__location-content {
    flex-direction: column;
  }
  .page-contact__location-map {
    height: 300px;
  }

  .page-contact__cta-bottom-btn {
    margin: 10px 0;
  }
}

/* Đảm bảo các hình ảnh nội dung không bị nhỏ hơn 200px */
.page-contact img:not(.page-contact__method-icon):not(.page-contact__commitment-icon) {
  min-width: 200px;
  min-height: 200px;
}

/* Ensure no filter is used on images */
.page-contact img {
  filter: none !important;
}