/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */
.page-support {
  font-family: 'Arial', sans-serif;
  color: #ffffff; /* Văn bản sáng trên nền tối của body */
  background-color: transparent; /* Body background đã được định nghĩa trong shared.css */
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 20px 60px; /* Nhẹ nhàng padding-top */
  box-sizing: border-box;
  overflow: hidden;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 600px; /* Giới hạn chiều cao cho hero image */
  border-radius: 8px;
}

.page-support__hero-content {
  position: relative;
  text-align: center;
  max-width: 900px;
  margin-top: 40px;
  padding: 0 20px;
}

.page-support__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: #26A9E0;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
}

.page-support__hero-description {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-support__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.05rem;
  transition: background-color 0.3s ease, transform 0.3s ease;
  box-sizing: border-box;
  text-align: center;
}

.page-support__btn-primary {
  background-color: #26A9E0;
  color: #ffffff;
  border: 2px solid #26A9E0;
}

.page-support__btn-primary:hover {
  background-color: #1e87c0;
  transform: translateY(-2px);
}

.page-support__btn-secondary {
  background-color: #ffffff;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-support__btn-secondary:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

.page-support__video-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 20px 60px; /* Nhẹ nhàng padding-top */
  box-sizing: border-box;
}

.page-support__video-container {
  width: 100%; /* Đảm bảo chiều rộng 100% trên desktop */
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 20px;
}

.page-support__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  width: 100%; /* Ensure this is present for desktop */
  max-width: 100%; /* Ensure this is present for desktop */
  box-sizing: border-box;
}

.page-support__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block; /* Ensure it behaves as a block element */
}

.page-support__video-link {
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  cursor: pointer;
}

.page-support__video-caption {
  text-align: center;
  font-size: 0.95rem;
  color: #cccccc;
  margin-top: 20px;
}

.page-support__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  line-height: 1.7;
  color: #ffffff; /* Văn bản sáng trên nền tối */
}

.page-support__section-title {
  font-size: 2.2rem;
  color: #26A9E0;
  margin-top: 50px;
  margin-bottom: 25px;
  text-align: center;
  font-weight: bold;
}

.page-support__sub-title {
  font-size: 1.6rem;
  color: #ffffff;
  margin-top: 35px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__text-block {
  font-size: 1.05rem;
  margin-bottom: 20px;
  color: #f0f0f0;
}

.page-support__content-image {
  width: 100%;
  height: auto;
  display: block;
  margin: 30px auto;
  border-radius: 8px;
  object-fit: cover;
  min-width: 200px;
  min-height: 200px;
}

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

.page-support__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: background-color 0.3s ease;
  color: #ffffff;
}

.page-support__faq-item[open] {
  background-color: rgba(255, 255, 255, 0.15);
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  list-style: none; /* Hide default marker */
  -webkit-touch-callout: none; /* Disable callout on iOS */
  -webkit-user-select: none; /* Disable text selection on iOS */
  -khtml-user-select: none; /* Disable text selection on Konqueror */
  -moz-user-select: none; /* Disable text selection on Firefox */
  -ms-user-select: none; /* Disable text selection on IE/Edge */
  user-select: none; /* Disable text selection */
}

.page-support__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for Webkit */
}

.page-support__faq-qtext {
  flex-grow: 1;
  color: #ffffff;
}

.page-support__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

.page-support__faq-item[open] .page-support__faq-toggle {
  transform: rotate(45deg);
}

.page-support__faq-answer {
  padding: 0 20px 20px;
  font-size: 1rem;
  line-height: 1.6;
  color: #f0f0f0;
}

/* Responsive styles */
@media (max-width: 768px) {
  .page-support__hero-section {
    padding: 10px 15px 40px;
  }

  .page-support__hero-image {
    max-height: 400px;
  }

  .page-support__hero-content {
    margin-top: 30px;
    padding: 0 15px;
  }

  .page-support__main-title {
    font-size: clamp(2rem, 8vw, 2.8rem);
  }

  .page-support__hero-description {
    font-size: 1rem;
  }

  .page-support__cta-button {
    padding: 12px 25px;
    font-size: 0.95rem;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__video-section {
    padding: 10px 15px 40px;
  }

  .page-support__video-container {
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__content-area {
    padding: 30px 15px;
  }

  .page-support__section-title {
    font-size: 1.8rem;
    margin-top: 40px;
    margin-bottom: 20px;
  }

  .page-support__sub-title {
    font-size: 1.4rem;
    margin-top: 30px;
    margin-bottom: 10px;
  }

  .page-support__text-block {
    font-size: 0.95rem;
  }

  .page-support__content-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-support__faq-question {
    padding: 15px;
    font-size: 1rem;
  }

  .page-support__faq-answer {
    padding: 0 15px 15px;
    font-size: 0.9rem;
  }
}

/* Global responsive for images/videos/buttons within page-support */
.page-support img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-support video, .page-support__video {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.page-support__section,
.page-support__card,
.page-support__container {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

@media (max-width: 768px) {
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support video, .page-support__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__video-section,
  .page-support__video-container,
  .page-support__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-support__cta-button,
  .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;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .page-support__cta-buttons,
  .page-support__button-group,
  .page-support__btn-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

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