/* style/contact-us.css */

/* Biến CSS cho màu sắc */
:root {
  --page-contact-us-primary-color: #26A9E0;
  --page-contact-us-secondary-color: #FFFFFF;
  --page-contact-us-login-color: #EA7C07;
  --page-contact-us-dark-text-color: #000000;
  --page-contact-us-light-text-color: #FFFFFF;
  --page-contact-us-body-bg: #0a0a0a; /* Từ shared.css */
}

.page-contact-us {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-contact-us-light-text-color); /* Toàn bộ trang có nền tối từ body */
  background-color: var(--page-contact-us-body-bg);
}

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

/* Sections */
.page-contact-us__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
  padding-top: calc(var(--header-offset, 120px) + 60px); /* Đảm bảo không bị che bởi header */
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--page-contact-us-primary-color) 0%, #1a7fb2 100%);
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__hero-content {
  z-index: 1;
  position: relative;
  max-width: 900px;
}

.page-contact-us__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__hero-description {
  font-size: 1.3em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact-us__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.page-contact-us__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  /* filter: grayscale(50%); */ /* Đã bỏ filter theo yêu cầu */
}

.page-contact-us__info-section {
  padding: 80px 0;
  background-color: var(--page-contact-us-secondary-color);
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__info-title {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 20px;
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__info-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
}

.page-contact-us__contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-contact-us__contact-card {
  background-color: #f9f9f9;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__card-title {
  font-size: 1.8em;
  margin-bottom: 15px;
  color: var(--page-contact-us-primary-color);
}

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

.page-contact-us__card-link {
  display: block;
  color: var(--page-contact-us-primary-color);
  font-weight: bold;
  text-decoration: none;
  margin-bottom: 10px;
  font-size: 1.1em;
}

.page-contact-us__card-link:hover {
  text-decoration: underline;
}

.page-contact-us__card-address {
  font-style: normal;
  margin-bottom: 10px;
}

.page-contact-us__card-note {
  font-size: 0.9em;
  color: #666;
}

.page-contact-us__map-wrapper {
  text-align: center;
}

.page-contact-us__map-image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-contact-us__form-section {
  padding: 80px 0;
  background-color: var(--page-contact-us-body-bg);
  color: var(--page-contact-us-light-text-color);
  position: relative;
  overflow: hidden;
}

.page-contact-us__form-title {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 20px;
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__form-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
}

.page-contact-us__contact-form {
  max-width: 700px;
  margin: 0 auto;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  position: relative;
  z-index: 1;
}

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

.page-contact-us__form-label {
  display: block;
  margin-bottom: 10px;
  font-weight: bold;
  font-size: 1.1em;
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__form-input,
.page-contact-us__form-textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--page-contact-us-light-text-color);
  font-size: 1em;
  box-sizing: border-box;
  transition: border-color 0.3s ease;
}

.page-contact-us__form-input::placeholder,
.page-contact-us__form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.page-contact-us__form-input:focus,
.page-contact-us__form-textarea:focus {
  border-color: var(--page-contact-us-primary-color);
  outline: none;
}

.page-contact-us__form-textarea {
  resize: vertical;
}

.page-contact-us__form-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  /* filter: grayscale(70%); */ /* Đã bỏ filter theo yêu cầu */
  z-index: 0;
}

.page-contact-us__faq-section {
  padding: 80px 0;
  background-color: var(--page-contact-us-secondary-color);
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__faq-main-title {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 20px;
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__faq-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 50px auto;
}

.page-contact-us__faq-list {
  max-width: 900px;
  margin: 0 auto 50px auto;
}

.page-contact-us__faq-item {
  background-color: #f9f9f9;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-contact-us__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  background-color: var(--page-contact-us-secondary-color);
  border-bottom: 1px solid #eee;
  transition: background-color 0.3s ease;
}

.page-contact-us__faq-question:hover {
  background-color: #f0f0f0;
}

.page-contact-us__faq-question-text {
  font-size: 1.2em;
  margin: 0;
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--page-contact-us-primary-color);
  transition: transform 0.3s ease;
}

.page-contact-us__faq-item.active .page-contact-us__faq-toggle {
  transform: rotate(45deg);
}

.page-contact-us__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 20px;
  background-color: #fff;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--page-contact-us-dark-text-color);
}

.page-contact-us__faq-item.active .page-contact-us__faq-answer {
  max-height: 1000px !important; /* Đảm bảo đủ không gian cho nội dung */
  padding: 20px;
}

.page-contact-us__faq-answer p {
  margin: 0;
  padding-bottom: 10px;
}

.page-contact-us__faq-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 50px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-contact-us__cta-section {
  padding: 80px 20px;
  text-align: center;
  background-color: var(--page-contact-us-primary-color);
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__cta-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-contact-us__cta-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__cta-description {
  font-size: 1.2em;
  margin-bottom: 40px;
}

/* Buttons */
.page-contact-us__btn-primary,
.page-contact-us__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact-us__btn-primary {
  background-color: var(--page-contact-us-login-color); /* Màu đăng nhập */
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__btn-primary:hover {
  background-color: #d16b06;
  transform: translateY(-3px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

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

.page-contact-us__btn-secondary:hover {
  background-color: var(--page-contact-us-primary-color);
  color: var(--page-contact-us-light-text-color);
  transform: translateY(-3px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

/* Màu nền và chữ cho các phần khác nhau */
.page-contact-us__dark-bg {
  background-color: var(--page-contact-us-body-bg);
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__light-bg {
  background-color: var(--page-contact-us-secondary-color);
  color: var(--page-contact-us-dark-text-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-contact-us__hero-title {
    font-size: 2.8em;
  }
  .page-contact-us__info-title,
  .page-contact-us__form-title,
  .page-contact-us__faq-main-title,
  .page-contact-us__cta-title {
    font-size: 2.2em;
  }
}

@media (max-width: 768px) {
  .page-contact-us__hero-section {
    padding: 60px 15px;
    padding-top: calc(var(--header-offset, 120px) + 40px);
  }
  .page-contact-us__hero-title {
    font-size: 2.2em;
  }
  .page-contact-us__hero-description {
    font-size: 1em;
  }
  .page-contact-us__btn-primary,
  .page-contact-us__btn-secondary {
    font-size: 1em;
    padding: 12px 25px;
  }

  .page-contact-us__info-section,
  .page-contact-us__form-section,
  .page-contact-us__faq-section,
  .page-contact-us__cta-section {
    padding: 60px 0;
  }

  .page-contact-us__info-title,
  .page-contact-us__form-title,
  .page-contact-us__faq-main-title,
  .page-contact-us__cta-title {
    font-size: 1.8em;
  }

  .page-contact-us__contact-grid {
    grid-template-columns: 1fr;
  }

  .page-contact-us__contact-form {
    padding: 30px 20px;
  }

  .page-contact-us__form-label {
    font-size: 1em;
  }

  .page-contact-us__faq-question {
    padding: 15px;
  }

  .page-contact-us__faq-question-text {
    font-size: 1.1em;
  }

  .page-contact-us__faq-answer {
    padding: 0 15px;
  }

  .page-contact-us__faq-item.active .page-contact-us__faq-answer {
    padding: 15px;
  }

  /* 🚨 MOBILE RESPONSIVENESS FOR IMAGES, VIDEOS, BUTTONS */
  .page-contact-us img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-contact-us video,
  .page-contact-us__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-contact-us__video-section,
  .page-contact-us__video-container,
  .page-contact-us__video-wrapper,
  .page-contact-us__section,
  .page-contact-us__card,
  .page-contact-us__container,
  .page-contact-us__cta-buttons,
  .page-contact-us__button-group,
  .page-contact-us__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    overflow: hidden !important;
  }
  .page-contact-us__btn-primary,
  .page-contact-us__btn-secondary,
  .page-contact-us a[class*="button"],
  .page-contact-us a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px !important;
    padding-right: 15px !important; /* Ensure button text has padding */
  }
  .page-contact-us__cta-buttons {
    display: flex;
    flex-direction: column; /* Stack buttons vertically on mobile */
    gap: 10px;
  }
}

/* Text contrast fixes if needed - ensure text is visible on various backgrounds */
.page-contact-us__dark-bg h1, .page-contact-us__dark-bg h2, .page-contact-us__dark-bg h3,
.page-contact-us__dark-bg p, .page-contact-us__dark-bg a, .page-contact-us__dark-bg label {
  color: var(--page-contact-us-light-text-color);
}

.page-contact-us__light-bg h1, .page-contact-us__light-bg h2, .page-contact-us__light-bg h3,
.page-contact-us__light-bg p, .page-contact-us__light-bg a, .page-contact-us__light-bg label {
  color: var(--page-contact-us-dark-text-color);
}

/* Ensure minimum image size for content area */
.page-contact-us__hero-image, .page-contact-us__map-image, .page-contact-us__form-image, .page-contact-us__faq-image {
  min-width: 200px;
  min-height: 200px;
}

/* No filter on images themselves */
.page-contact-us img:not(.page-contact-us__hero-image):not(.page-contact-us__form-image) {
  filter: none;
}