/* style/support.css */

:root {
  --primary-color: #FFD700; /* Vàng */
  --secondary-color: #000080; /* Xanh đậm */
  --text-light: #ffffff;
  --text-dark: #333333;
  --bg-dark: #0a0a0a;
  --bg-light: #f9f9f9;
  --border-color: #e0e0e0;
}

.page-support {
  color: var(--text-light); /* Body background is dark, so text is light */
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  background-color: var(--bg-dark);
}

/* --- Video Section --- */
.page-support__video-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Desktop: Adjust for fixed header */
  background-color: var(--bg-dark);
}

.page-support__video-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-support__video-link {
  display: block;
  text-decoration: none;
  position: relative;
  width: 100%;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__video-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.page-support__video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.page-support__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
  object-fit: cover;
  pointer-events: none; /* Prevents video controls from blocking click event */
}

.page-support__video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.page-support__video-link:hover .page-support__video-overlay {
  opacity: 1;
}

.page-support__video-click-hint {
  color: var(--text-light);
  font-size: 18px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  padding: 10px 20px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 5px;
  white-space: nowrap;
}

.page-support__video-cta {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 30px;
}

.page-support__play-now-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--primary-color);
  color: var(--secondary-color); /* Dark text on bright primary color for contrast */
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
}

.page-support__play-now-button:hover {
  background: #e6c200; /* Slightly darker gold */
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-support__play-now-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* --- General Section Styling --- */
.page-support__title-section,
.page-support__info-section,
.page-support__faq-section,
.page-support__brand-section,
.page-support__blog-section,
.page-support__contact-section {
  padding: 80px 20px;
  text-align: center;
  position: relative;
}

.page-support__title-container,
.page-support__info-container,
.page-support__faq-container,
.page-support__brand-container,
.page-support__blog-container,
.page-support__contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-support__dark-section {
  background-color: var(--secondary-color);
  color: var(--text-light);
}

.page-support__main-title,
.page-support__info-title,
.page-support__faq-main-title,
.page-support__brand-title,
.page-support__blog-title,
.page-support__contact-title {
  font-size: 38px;
  font-weight: bold;
  margin-bottom: 20px;
  color: var(--primary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-support__dark-section .page-support__main-title,
.page-support__dark-section .page-support__info-title,
.page-support__dark-section .page-support__faq-main-title,
.page-support__dark-section .page-support__brand-title,
.page-support__dark-section .page-support__blog-title,
.page-support__dark-section .page-support__contact-title {
  color: var(--primary-color);
}

.page-support__title-description,
.page-support__info-description,
.page-support__faq-description,
.page-support__blog-description,
.page-support__contact-description {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  line-height: 1.8;
}

.page-support__dark-section .page-support__title-description,
.page-support__dark-section .page-support__info-description,
.page-support__dark-section .page-support__faq-description,
.page-support__dark-section .page-support__blog-description,
.page-support__dark-section .page-support__contact-description {
  color: rgba(255, 255, 255, 0.9);
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-support__cta-button {
  display: inline-block;
  padding: 15px 35px;
  font-size: 18px;
  font-weight: bold;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support__cta-button--primary {
  background: var(--primary-color);
  color: var(--secondary-color); /* Dark text on bright primary color for contrast */
}

.page-support__cta-button--primary:hover {
  background: #e6c200;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

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

.page-support__cta-button--secondary:hover {
  background: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* --- Info Section --- */
.page-support__info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-support__info-card {
  background: rgba(255, 255, 255, 0.1); /* Light semi-transparent background for dark section */
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background-color 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--text-light);
}

.page-support__info-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.15);
}

.page-support__info-card-icon {
  width: 150px;
  height: 150px;
  margin: 0 auto 20px auto;
  object-fit: contain;
  filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.5));
}

.page-support__info-card-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__info-card-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__info-card-link {
  display: inline-block;
  padding: 10px 25px;
  background: var(--primary-color);
  color: var(--secondary-color);
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-support__info-card-link:hover {
  background: #e6c200;
  transform: translateY(-2px);
}

.page-support__info-footer {
  margin-top: 60px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
}

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

.page-support__faq-list {
  margin-top: 50px;
  text-align: left;
}

.page-support__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--text-light);
}

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

.page-support__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none;
  color: var(--primary-color);
}

.page-support__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
}

.page-support__faq-item.active .page-support__faq-toggle {
  color: var(--primary-color);
  transform: rotate(45deg);
}

.page-support__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px;
  opacity: 0;
  background: rgba(0, 0, 0, 0.3);
  color: rgba(255, 255, 255, 0.8);
  border-radius: 0 0 5px 5px;
  font-size: 16px;
}

.page-support__faq-item.active .page-support__faq-answer {
  max-height: 2000px !important; /* Sufficiently large for content */
  padding: 20px !important;
  opacity: 1;
}

/* --- Brand Section --- */
.page-support__brand-section {
  background-color: var(--secondary-color);
  color: var(--text-light);
}

.page-support__brand-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-support__brand-item {
  background: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.page-support__brand-item:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.12);
}

.page-support__brand-item-image {
  width: 180px;
  height: 180px;
  object-fit: contain;
  margin-bottom: 25px;
  border-radius: 50%;
  border: 4px solid var(--primary-color);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
}

.page-support__brand-item-subtitle {
  font-size: 26px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__brand-item-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
}

.page-support__brand-footer {
  margin-top: 60px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
}

/* --- Blog Section --- */
.page-support__blog-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: left;
}

.page-support__blog-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__blog-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-support__blog-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-support__blog-item-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-support__blog-item-title {
  font-size: 22px;
  font-weight: bold;
  padding: 15px 20px 10px;
  color: var(--primary-color);
}

.page-support__blog-item-excerpt {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  padding: 0 20px 15px;
  line-height: 1.6;
}

.page-support__blog-item-date {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  padding: 0 20px 20px;
}

.page-support__blog-cta {
  margin-top: 50px;
}

/* --- Contact Section --- */
.page-support__contact-section {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

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

.page-support__contact-method {
  background: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background-color 0.3s ease;
  color: var(--text-light);
}

.page-support__contact-method:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.15);
}

.page-support__contact-method-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px auto;
  object-fit: contain;
  filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.5));
}

.page-support__contact-method-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__contact-method-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 25px;
  line-height: 1.7;
}

.page-support__cta-button--small {
  padding: 10px 20px;
  font-size: 16px;
  background: var(--primary-color);
  color: var(--secondary-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.page-support__cta-button--small:hover {
  background: #e6c200;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-support__contact-footer {
  margin-top: 60px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .page-support__main-title {
    font-size: 34px;
  }
  .page-support__info-title,
  .page-support__faq-main-title,
  .page-support__brand-title,
  .page-support__blog-title,
  .page-support__contact-title {
    font-size: 32px;
  }
  .page-support__cta-button {
    padding: 14px 30px;
    font-size: 17px;
  }
}

@media (max-width: 768px) {
  .page-support__video-section {
    padding-top: 10px !important; /* Mobile: Adjust for fixed header */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  
  .page-support__video-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    overflow: hidden !important;
  }
  
  .page-support__video-link {
    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;
    border-radius: 4px;
    overflow: hidden !important;
  }
  
  .page-support__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 4px;
    object-fit: contain;
  }
  
  .page-support__video-cta {
    margin-top: 20px;
    padding-left: 15px;
    padding-right: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-support__play-now-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 30px !important;
    font-size: 16px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__video-click-hint {
    font-size: 14px !important;
    padding: 8px 16px !important;
  }

  .page-support__title-section,
  .page-support__info-section,
  .page-support__faq-section,
  .page-support__brand-section,
  .page-support__blog-section,
  .page-support__contact-section {
    padding: 50px 15px;
  }

  .page-support__main-title {
    font-size: 28px;
  }
  .page-support__info-title,
  .page-support__faq-main-title,
  .page-support__brand-title,
  .page-support__blog-title,
  .page-support__contact-title {
    font-size: 26px;
  }
  .page-support__title-description,
  .page-support__info-description,
  .page-support__faq-description,
  .page-support__blog-description,
  .page-support__contact-description {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  .page-support__cta-button {
    width: 100% !important;
    font-size: 16px !important;
    padding: 12px 25px !important;
  }

  .page-support__info-card-icon,
  .page-support__brand-item-image,
  .page-support__contact-method-icon {
    width: 100px;
    height: 100px;
  }
  .page-support__info-card-title,
  .page-support__brand-item-subtitle,
  .page-support__contact-method-title {
    font-size: 20px;
  }
  .page-support__info-card-text,
  .page-support__brand-item-text,
  .page-support__contact-method-text {
    font-size: 15px;
  }

  .page-support__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  .page-support__faq-question h3 {
    font-size: 16px;
    width: calc(100% - 40px);
  }
  .page-support__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 22px;
  }
  .page-support__faq-answer {
    padding: 0 15px;
  }
  .page-support__faq-item.active .page-support__faq-answer {
    padding: 15px !important;
  }

  .page-support__blog-item-image {
    height: 180px;
  }
  .page-support__blog-item-title {
    font-size: 18px;
  }
  .page-support__blog-item-excerpt {
    font-size: 14px;
  }
  .page-support__blog-item-date {
    font-size: 12px;
  }

  .page-support__cta-button--small {
    width: 100% !important;
    padding: 10px 15px !important;
    font-size: 15px !important;
  }
}

@media (max-width: 480px) {
  .page-support__main-title {
    font-size: 24px;
  }
  .page-support__info-title,
  .page-support__faq-main-title,
  .page-support__brand-title,
  .page-support__blog-title,
  .page-support__contact-title {
    font-size: 22px;
  }
  .page-support__title-description,
  .page-support__info-description,
  .page-support__faq-description,
  .page-support__blog-description,
  .page-support__contact-description {
    font-size: 15px;
  }
  .page-support__play-now-button {
    font-size: 15px !important;
    padding: 10px 25px !important;
  }
}