.page-support {
  font-family: Arial, sans-serif;
  color: #ffffff; /* Default text color for dark body background */
  background-color: #0a0a0a; /* Ensure consistency with body background */
}

.page-support__section {
  padding: 60px 20px;
  text-align: center;
}

.page-support__dark-bg {
  background-color: rgba(255, 255, 255, 0.05); /* Slightly lighter dark for contrast */
  color: #ffffff;
}

.page-support__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-support__main-title {
  font-size: 38px;
  font-weight: bold;
  color: #FFD700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.page-support__description {
  font-size: 18px;
  line-height: 1.8;
  color: #f0f0f0;
  max-width: 900px;
  margin: 0 auto 40px auto;
}

.page-support__section-title {
  font-size: 32px;
  font-weight: bold;
  color: #FFD700;
  margin-bottom: 20px;
}

.page-support__section-description {
  font-size: 17px;
  color: #cccccc;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* HERO Section */
.page-support__hero-section {
  position: relative;
  padding-bottom: 0;
  padding-left: 0;
  padding-right: 0;
  padding-top: 0; /* shared 已给 body 留白时用 0；若 shared 未给 body 留白则改为 var(--header-offset, 120px) */
  margin-top: 0;
  background-color: #0a0a0a;
}

.page-support__hero-container {
  position: relative;
  margin: 0 auto;
  width: 100%;
}

.page-support__hero-image {
  width: 100%;
  margin: 0;
}

.page-support__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

/* Products Section */
.page-support__products-section {
  width: 100%;
  padding: 60px 20px;
  background-color: #0a0a0a;
}

.page-support__products-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 4fr 2fr; /* 前4个占4列，后2个占2列 */
  gap: 20px;
}

.page-support__products-grid {
  display: grid;
  gap: 20px;
}

.page-support__products-grid--small {
  grid-template-columns: repeat(4, 1fr);
}

.page-support__products-grid--large {
  grid-template-columns: repeat(2, 1fr);
}

.page-support__product-card {
  width: 100%;
  max-width: 300px; /* Max width for product cards */
  border-radius: 0; /* No border-radius */
  overflow: hidden;
  background: transparent;
  box-shadow: none; /* No box-shadow */
  transition: transform 0.3s ease;
}

.page-support__product-card:hover {
  transform: translateY(-3px);
}

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

.page-support__product-card-image {
  width: 100%;
  max-width: 300px; /* Max width for product card images */
  overflow: hidden;
}

.page-support__product-card-image img {
  max-width: 100%;
  width: 100%;
  height: auto; /* Maintain aspect ratio */
  display: block;
}

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

.page-support__channel-card {
  background-color: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  transition: transform 0.3s ease, background-color 0.3s ease;
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-support__channel-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 215, 0, 0.1);
}

.page-support__channel-card img {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 5px;
}

.page-support__channel-title {
  font-size: 22px;
  color: #FFD700;
  margin-bottom: 15px;
}

.page-support__channel-text {
  font-size: 16px;
  color: #cccccc;
  margin-bottom: 25px;
  line-height: 1.6;
}

/* Guides Section */
.page-support__guides-section {
  padding-bottom: 80px;
}

.page-support__guide-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__guide-item {
  background-color: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  text-align: left;
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-support__guide-title {
  font-size: 22px;
  color: #FFD700;
  margin-bottom: 15px;
}

.page-support__guide-text {
  font-size: 16px;
  color: #cccccc;
  margin-bottom: 25px;
  line-height: 1.6;
}

/* Safety Section */
.page-support__safety-content {
  display: flex;
  gap: 40px;
  align-items: center;
  margin-top: 40px;
  text-align: left;
}

.page-support__safety-text-block {
  flex: 1;
}

.page-support__safety-image {
  flex: 1;
  min-width: 300px;
}

.page-support__safety-image img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.page-support__safety-subtitle {
  font-size: 24px;
  color: #FFD700;
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-support__safety-subtitle:first-of-type {
  margin-top: 0;
}

.page-support__safety-description {
  font-size: 16px;
  color: #cccccc;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* Why Choose Us Section */
.page-support__advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__advantage-card {
  background-color: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  transition: transform 0.3s ease, background-color 0.3s ease;
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-support__advantage-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 215, 0, 0.1);
}

.page-support__advantage-card img {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 5px;
}

.page-support__advantage-title {
  font-size: 22px;
  color: #FFD700;
  margin-bottom: 15px;
}

.page-support__advantage-text {
  font-size: 16px;
  color: #cccccc;
  line-height: 1.6;
}

/* FAQ Section */
.page-support__faq-section {
  padding-bottom: 80px;
}

.page-support__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-support__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 215, 0, 0.2);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-support__faq-item.active .page-support__faq-question {
  background: rgba(255, 215, 0, 0.15);
}

.page-support__faq-question:hover {
  background: rgba(255, 215, 0, 0.1);
}

.page-support__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: #FFD700;
  pointer-events: none;
}

.page-support__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: #FFD700;
  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: 28px;
  height: 28px;
}

.page-support__faq-item.active .page-support__faq-toggle {
  color: #FFD700;
  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 15px;
  opacity: 0;
  color: #cccccc;
  font-size: 16px;
  line-height: 1.7;
}

.page-support__faq-item.active .page-support__faq-answer {
  max-height: 2000px !important;
  padding: 20px 15px !important;
  opacity: 1;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0 0 5px 5px;
}

/* News Section */
.page-support__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__news-card {
  background-color: rgba(255, 255, 255, 0.08);
  padding: 20px;
  border-radius: 10px;
  text-align: left;
  transition: transform 0.3s ease, background-color 0.3s ease;
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-support__news-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 215, 0, 0.1);
}

.page-support__news-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-support__news-title {
  font-size: 20px;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-support__news-title a {
  color: #FFD700;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-support__news-title a:hover {
  color: #FFD700;
  text-decoration: underline;
}

.page-support__news-excerpt {
  font-size: 15px;
  color: #cccccc;
  line-height: 1.6;
  margin-bottom: 15px;
}

.page-support__news-date {
  font-size: 14px;
  color: #8B0000;
  display: block;
}

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

/* Buttons */
.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  transition: all 0.3s ease;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support__btn-primary {
  background-color: #FFD700;
  color: #0a0a0a; /* Dark text for gold background */
  border: 2px solid #FFD700;
}

.page-support__btn-primary:hover {
  background-color: #e6c200;
  border-color: #e6c200;
  color: #000000;
}

.page-support__btn-secondary {
  background-color: transparent;
  color: #FFD700;
  border: 2px solid #FFD700;
}

.page-support__btn-secondary:hover {
  background-color: #FFD700;
  color: #0a0a0a;
}

/* General image styling */
.page-support img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-support__products-container {
    grid-template-columns: 1fr; /* Mobile: two grids stack vertically */
  }
  
  .page-support__products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-support__safety-content {
    flex-direction: column;
  }

  .page-support__safety-image {
    order: -1; /* Image first on mobile */
    margin-bottom: 30px;
  }

  .page-support__main-title {
    font-size: 34px;
  }

  .page-support__section-title {
    font-size: 28px;
  }

  .page-support__channel-card img,
  .page-support__advantage-card img {
    max-width: 200px;
  }
}

@media (max-width: 768px) {
  .page-support__section {
    padding: 40px 15px;
  }

  .page-support__container {
    padding: 0;
  }

  /* HERO Section Mobile */
  .page-support__hero-section {
    padding-top: 0 !important; /* Fixed header offset handled by shared body, hero padding-top set to 0 */
  }

  .page-support__hero-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Products Section Mobile */
  .page-support__products-section {
    padding: 40px 15px;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  
  .page-support__products-container {
    grid-template-columns: 1fr;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  
  .page-support__products-grid--small {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-support__products-grid--small .page-support__product-card,
  .page-support__products-grid--small .page-support__product-card-image {
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .page-support__products-grid--small .page-support__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-support__products-grid--large {
    grid-template-columns: 1fr;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-support__products-grid--large .page-support__product-card,
  .page-support__products-grid--large .page-support__product-card-image {
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .page-support__products-grid--large .page-support__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* General Images and Containers Mobile */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__channels-grid,
  .page-support__guide-items,
  .page-support__advantages-grid,
  .page-support__news-grid {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__main-title {
    font-size: 28px;
  }

  .page-support__description {
    font-size: 16px;
  }

  .page-support__section-title {
    font-size: 24px;
  }

  .page-support__section-description {
    font-size: 15px;
  }

  /* Buttons Mobile */
  .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-left: 15px;
    padding-right: 15px;
    margin-bottom: 10px; /* Add some space between stacked buttons */
  }
  
  .page-support__channels-grid .page-support__btn-primary,
  .page-support__guide-item .page-support__btn-secondary,
  .page-support__safety-text-block .page-support__btn-primary,
  .page-support__news-cta .page-support__btn-primary {
    margin-left: auto;
    margin-right: auto;
    display: block;
  }

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

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

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

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

  /* FAQ Mobile */
  .page-support__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-support__faq-question h3 {
    font-size: 16px;
    margin-bottom: 0;
    width: calc(100% - 40px);
    color: #FFD700;
  }
  
  .page-support__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
    color: #FFD700;
  }
  
  .page-support__faq-answer {
    padding: 0 15px;
  }
  
  .page-support__faq-item.active .page-support__faq-answer {
    padding: 15px !important;
  }

  /* News Section Mobile */
  .page-support__news-grid {
    grid-template-columns: 1fr;
  }

  .page-support__news-title {
    font-size: 18px;
  }

  .page-support__news-excerpt {
    font-size: 14px;
  }
}