/* style/support.css */
/* body đã padding-top: var(--header-offset)；trang này không được viết lại biến đó */

.page-support {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Dark text on light body background */
  line-height: 1.6;
  font-size: 1rem;
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 20px 60px; /* Small top padding, larger bottom padding */
  background-color: #FFFFFF;
  text-align: center;
}

.page-support__hero-image {
  width: 100%;
  max-width: 1920px;
  height: auto;
  display: block;
  margin-bottom: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-support__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 2.8em); /* Responsive font size for H1 */
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__intro-text {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #555555;
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1em;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  box-sizing: border-box;
  max-width: 100%; /* Ensure buttons don't overflow */
  white-space: normal; /* Allow text to wrap */
  word-wrap: break-word;
}

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

.page-support__btn-primary:hover {
  background-color: #1e87c2;
  border-color: #1e87c2;
}

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

.page-support__btn-secondary:hover {
  background-color: #f0f8ff;
  color: #1e87c2;
  border-color: #1e87c2;
}

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

.page-support__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  font-weight: 700;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 20px;
}

.page-support__section-description {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  color: #555555;
}

/* FAQ Section */
.page-support__faq-section {
  background-color: #f8f8f8;
  padding: 60px 0;
}

.page-support__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-support__faq-item {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.page-support__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.15em;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  list-style: none; /* Remove default marker */
}

.page-support__faq-item summary::-webkit-details-marker {
  display: none; /* Hide marker for Webkit browsers */
}

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

.page-support__faq-toggle {
  font-size: 1.5em;
  font-weight: 300;
  margin-left: 15px;
  color: #26A9E0;
}

.page-support__faq-answer {
  padding: 0 20px 20px;
  font-size: 1em;
  color: #555555;
  line-height: 1.7;
}

.page-support__faq-answer p {
  margin-top: 0;
  margin-bottom: 15px;
}

.page-support__faq-link {
  color: #26A9E0;
  text-decoration: none;
  font-weight: 600;
}

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

/* Guide Section */
.page-support__guide-section {
  background-color: #26A9E0;
  color: #FFFFFF;
  padding: 60px 0;
}

.page-support__guide-section .page-support__section-title,
.page-support__guide-section .page-support__section-description {
  color: #FFFFFF;
}

.page-support__guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-support__guide-card {
  background-color: #FFFFFF;
  color: #333333;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-support__guide-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 20px;
  display: block;
}

.page-support__guide-card-title {
  font-size: 1.4em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-support__guide-card p {
  font-size: 0.95em;
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-support__guide-list {
  list-style: decimal;
  margin-left: 20px;
  margin-bottom: 20px;
  font-size: 0.95em;
}

.page-support__guide-list li {
  margin-bottom: 8px;
}

.page-support__guide-card .page-support__btn-primary,
.page-support__guide-card .page-support__btn-secondary {
  width: auto; /* Allow buttons to size based on content */
  align-self: flex-start;
  margin-top: 15px;
}

/* Contact Section */
.page-support__contact-section {
  padding: 60px 0;
  background-color: #FFFFFF;
}

.page-support__contact-info {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
  justify-content: center;
}

.page-support__contact-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  display: block;
}

.page-support__contact-details {
  flex: 1;
  max-width: 600px;
}

.page-support__contact-subtitle {
  font-size: 1.6em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 20px;
}

.page-support__contact-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
  font-size: 1.1em;
}

.page-support__contact-list li {
  margin-bottom: 10px;
}

.page-support__contact-list strong {
  color: #333333;
}

/* Terms Section */
.page-support__terms-section {
  background-color: #333333; /* Dark background */
  color: #FFFFFF; /* Light text */
  padding: 60px 0;
}

.page-support__terms-section .page-support__section-title,
.page-support__terms-section .page-support__section-description {
  color: #FFFFFF;
}

.page-support__terms-content {
  line-height: 1.8;
  font-size: 1.05em;
}

.page-support__terms-subtitle {
  font-size: 1.5em;
  font-weight: 600;
  color: #26A9E0; /* Brand color for subtitles */
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-support__terms-content p {
  margin-bottom: 20px;
}

/* Updates Section */
.page-support__updates-section {
  padding: 60px 0;
  background-color: #f8f8f8;
}

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

.page-support__update-card {
  background-color: #FFFFFF;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  padding: 25px;
  display: flex;
  flex-direction: column;
}

.page-support__update-title {
  font-size: 1.3em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-support__update-card p {
  font-size: 0.95em;
  color: #555555;
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-support__update-link {
  color: #26A9E0;
  text-decoration: none;
  font-weight: 600;
  align-self: flex-start;
}

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

/* Conclusion Section */
.page-support__conclusion-section {
  padding: 60px 0;
  background-color: #FFFFFF;
  text-align: center;
}

.page-support__conclusion-section .page-support__btn-primary {
  margin-top: 30px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-support__hero-content {
    padding: 0 15px;
  }
  .page-support__container {
    padding: 30px 15px;
  }
  .page-support__guide-card .page-support__btn-primary,
  .page-support__guide-card .page-support__btn-secondary {
    width: 100%;
    text-align: center;
  }
}

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

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

  .page-support__hero-image {
    margin-bottom: 20px;
  }

  .page-support__main-title {
    font-size: 2.2em;
  }

  .page-support__intro-text {
    font-size: 1em;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 0.95em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__container {
    padding: 20px 15px;
  }

  .page-support__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

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

  .page-support__faq-item summary {
    font-size: 1em;
    padding: 15px;
  }

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

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

  .page-support__contact-info {
    flex-direction: column;
    gap: 30px;
  }

  .page-support__contact-image {
    max-width: 100%;
  }

  .page-support__contact-subtitle {
    font-size: 1.4em;
  }

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

  /* Mobile responsive images, videos, and buttons (mandatory) */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

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

  .page-support__hero-section,
  .page-support__faq-section,
  .page-support__guide-section,
  .page-support__contact-section,
  .page-support__terms-section,
  .page-support__updates-section,
  .page-support__conclusion-section,
  .page-support__container,
  .page-support__card,
  .page-support__update-card,
  .page-support__guide-card,
  .page-support__cta-buttons,
  .page-support__button-group,
  .page-support__btn-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-x: hidden !important; /* Prevent horizontal scroll */
  }

  .page-support__cta-buttons {
    flex-wrap: wrap !important;
    gap: 10px;
  }

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