/* style/support.css */

/* Biến CSS cục bộ */
:root {
  --vinbed-primary-color: #0A2463;
  --vinbed-secondary-color: #FFD700;
  --text-light: #ffffff;
  --text-dark: #333333;
  --bg-dark-body: #121212; /* Lấy từ shared.css */
}

/* Đảm bảo màu chữ chính của trang tương phản với màu nền body */
.page-support {
  color: var(--text-light); /* Nền body tối (#121212), dùng chữ sáng */
  background-color: var(--bg-dark-body);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

.page-support__section-title {
  font-size: 2.5em;
  color: var(--vinbed-secondary-color); /* Tiêu đề nổi bật */
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-support__section-description,
.page-support__text-block {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 30px;
  color: var(--text-light); /* Đảm bảo tương phản trên nền tối */
}

/* Hero Section */
.page-support__hero-section {
  position: relative;
  width: 100%;
  height: 600px; /* Chiều cao cố định cho hero */
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: var(--header-offset, 120px); /* Khoảng cách với header cố định */
  box-sizing: border-box;
}

.page-support__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.page-support__hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2;
}

.page-support__hero-content {
  position: relative;
  z-index: 3;
  max-width: 900px;
  padding: 20px;
}

.page-support__hero-title {
  font-size: 3.5em;
  color: var(--vinbed-secondary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__hero-description {
  font-size: 1.3em;
  color: var(--text-light);
  margin-bottom: 30px;
}

/* Buttons */
.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  font-size: 1.1em;
  cursor: pointer;
  box-sizing: border-box;
  text-align: center;
}

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

.page-support__btn-primary:hover {
  background-color: #e6c200;
  border-color: #e6c200;
}

.page-support__btn-secondary {
  background-color: transparent;
  color: var(--vinbed-secondary-color);
  border: 2px solid var(--vinbed-secondary-color);
}

.page-support__btn-secondary:hover {
  background-color: var(--vinbed-secondary-color);
  color: var(--vinbed-primary-color);
}

.page-support__btn-text-link {
  color: var(--vinbed-secondary-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-support__btn-text-link:hover {
  color: #e6c200;
  text-decoration: underline;
}

/* Intro Section */
.page-support__intro-section {
  background-color: var(--bg-dark-body);
  color: var(--text-light);
  padding: 60px 20px;
}

/* Channels Section */
.page-support__dark-section {
  background-color: var(--vinbed-primary-color);
  color: var(--text-light);
  padding: 60px 20px;
}

.page-support__channels-image {
  display: block;
  margin: 0 auto 40px auto;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.page-support__channels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__channel-item {
  background-color: rgba(255, 255, 255, 0.08); /* Nền tối, dùng nền card hơi sáng */
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-support__channel-title {
  font-size: 1.8em;
  color: var(--vinbed-secondary-color);
  margin-bottom: 15px;
}

.page-support__channel-description {
  font-size: 1em;
  color: var(--text-light);
  margin-bottom: 20px;
}

.page-support__email-link,
.page-support__phone-link {
  color: var(--vinbed-secondary-color);
  text-decoration: none;
}

.page-support__email-link:hover,
.page-support__phone-link:hover {
  text-decoration: underline;
}

/* FAQ Section */
.page-support__faq-section {
  background-color: var(--bg-dark-body);
  color: var(--text-light);
  padding: 60px 20px;
}

.page-support__faq-image {
  display: block;
  margin: 0 auto 40px auto;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.page-support__faq-list {
  margin-top: 40px;
}

.page-support__faq-item {
  background-color: rgba(255, 255, 255, 0.05);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
  color: var(--vinbed-secondary-color);
}

.page-support__faq-item.active .page-support__faq-toggle {
  transform: rotate(0deg); /* Dấu trừ không cần xoay */
}

.page-support__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--text-light);
}

.page-support__faq-item.active .page-support__faq-answer {
  max-height: 1000px !important; /* Đảm bảo đủ lớn để chứa nội dung */
  padding: 15px 25px 25px 25px;
}

.page-support__faq-answer p {
  margin-bottom: 15px;
  text-align: left;
}

/* Policies Section */
.page-support__policies-section {
  background-color: var(--bg-dark-body);
  color: var(--text-light);
  padding: 60px 20px;
}

.page-support__policies-image {
  display: block;
  margin: 0 auto 40px auto;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.page-support__policy-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.page-support__policy-link {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--vinbed-secondary-color);
  padding: 15px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: nowrap;
}

.page-support__policy-link:hover {
  background-color: var(--vinbed-secondary-color);
  color: var(--vinbed-primary-color);
}

/* Video Section */
.page-support__video-section {
  padding: 60px 20px;
}

.page-support__video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* Tỷ lệ 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  margin-bottom: 30px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  max-width: 1200px; /* Giới hạn chiều rộng video */
  margin-left: auto;
  margin-right: auto;
}

.page-support__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  cursor: pointer;
}

.page-support__video-cta {
  display: block;
  margin: 30px auto 0 auto;
  max-width: 300px;
}

/* Contact Section */
.page-support__contact-section {
  background-color: var(--bg-dark-body);
  color: var(--text-light);
  padding: 60px 20px;
  text-align: center;
}

/* Responsive Design */

/* Desktop */
@media (min-width: 1024px) {
  .page-support__hero-title {
    font-size: 4em;
  }
  .page-support__hero-description {
    font-size: 1.5em;
  }
}

/* Tablet */
@media (max-width: 1023px) {
  .page-support__hero-section {
    height: 500px;
  }
  .page-support__hero-title {
    font-size: 2.8em;
  }
  .page-support__hero-description {
    font-size: 1.1em;
  }
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__channels-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  .page-support__policy-link {
    padding: 12px 20px;
    font-size: 0.95em;
  }
}

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

  .page-support__hero-section {
    height: 400px;
    padding-top: var(--header-offset, 120px) !important; /* Đảm bảo khoảng cách với header trên mobile */
  }
  .page-support__hero-title {
    font-size: 2em;
    margin-bottom: 15px;
  }
  .page-support__hero-description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-support__section-title {
    font-size: 1.8em;
  }
  .page-support__section-description,
  .page-support__text-block {
    font-size: 1em;
    margin-bottom: 20px;
  }

  /* Responsive images */
  .page-support img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Responsive videos */
  .page-support video,
  .page-support__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    margin-left: 0;
    margin-right: 0;
  }

  /* Responsive containers for images/videos */
  .page-support__section,
  .page-support__card,
  .page-support__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Responsive buttons */
  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support a[class*="button"],
  .page-support 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: 12px 15px;
    font-size: 1em;
  }

  .page-support__hero-content .page-support__btn-primary {
    max-width: 250px !important;
    width: 100% !important;
    margin: 0 auto;
  }

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

  .page-support__channel-item {
    padding: 20px;
  }

  .page-support__policy-links {
    flex-direction: column;
    gap: 10px;
  }

  .page-support__policy-link {
    width: 100%;
    max-width: 100%;
    text-align: center;
  }

  .page-support__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }

  .page-support__faq-answer {
    padding: 0 20px;
  }

  .page-support__faq-item.active .page-support__faq-answer {
    padding: 15px 20px 20px 20px;
  }

  .page-support__video-section {
    padding-top: var(--header-offset, 120px) !important; /* Đảm bảo khoảng cách với header trên mobile */
  }
  .page-support__video-cta {
    max-width: 100% !important;
  }
}