.page-support {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light background */
  background-color: #F4F7FB; /* Custom background color */
}

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

.page-support__hero-section {
  padding-top: 10px; /* Small top padding, assuming body handles header offset */
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Brand color gradient */
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px; /* Adjust height for visual balance */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  max-width: 1200px; /* Constraint for hero image width */
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-support__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: 40px;
  color: #ffffff; /* White text for dark background */
}

.page-support__hero-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-support__hero-description {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-support__hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-support__section {
  padding: 80px 0;
  margin-bottom: 0; /* Remove default margin */
}

.page-support__introduction-section {
  background-color: #F4F7FB;
  color: #1F2D3D; /* Main text color */
}

.page-support__contact-channels {
  background-color: #F4F7FB;
  color: #1F2D3D;
}

.page-support__faq-section {
  background-color: #F4F7FB;
  color: #1F2D3D;
}

.page-support__self-help-section {
  background-color: #F4F7FB;
  color: #1F2D3D;
}

.page-support__commitment-section {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  text-align: center;
}

.page-support__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1F2D3D;
  text-align: center;
  margin-bottom: 40px;
}

.page-support__dark-section .page-support__section-title {
  color: #ffffff;
}

.page-support__section-text {
  font-size: 1.05rem;
  margin-bottom: 20px;
  text-align: justify;
  color: #1F2D3D;
}

.page-support__dark-section .page-support__section-text {
  color: #f0f0f0;
}

.page-support__highlight {
  color: #2F6BFF;
  font-weight: bold;
}

.page-support__dark-section .page-support__highlight {
  color: #A5C4FF;
}

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

.page-support__card {
  background-color: #FFFFFF; /* Card BG */
  border: 1px solid #D6E2FF; /* Border color */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.page-support__channel-image,
.page-support__resource-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
}

.page-support__channel-title,
.page-support__resource-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1F2D3D;
  margin-bottom: 15px;
}

.page-support__channel-description,
.page-support__resource-description {
  font-size: 1rem;
  color: #1F2D3D;
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button gradient */
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 10px rgba(47, 107, 255, 0.3);
}

.page-support__btn-primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  box-shadow: 0 6px 15px rgba(47, 107, 255, 0.4);
}

.page-support__btn-secondary {
  background-color: #ffffff;
  color: #2F6BFF;
  border: 2px solid #2F6BFF;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-support__btn-secondary:hover {
  background-color: #e0eaff;
  color: #2F6BFF;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

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

.page-support__faq-item {
  margin-bottom: 20px;
  border-radius: 12px;
  background-color: #FFFFFF;
  border: 1px solid #D6E2FF;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 30px;
  font-size: 1.25rem;
  font-weight: 600;
  color: #1F2D3D;
  cursor: pointer;
  background-color: #FFFFFF;
  border-bottom: 1px solid #D6E2FF;
  list-style: none;
  user-select: none;
}

.page-support__faq-item[open] > .page-support__faq-question {
  border-bottom: 1px solid #D6E2FF;
}

.page-support__faq-question::-webkit-details-marker {
  display: none;
}

.page-support__faq-qtext {
  flex-grow: 1;
  text-align: left;
}

.page-support__faq-toggle {
  font-size: 1.8rem;
  font-weight: 300;
  color: #2F6BFF;
  margin-left: 20px;
  transition: transform 0.3s ease;
  line-height: 1;
}

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

.page-support__faq-answer {
  padding: 20px 30px 30px;
  font-size: 1.05rem;
  color: #1F2D3D;
  text-align: justify;
}

.page-support__faq-answer p {
  margin-bottom: 10px;
}

.page-support__faq-answer a {
  color: #2F6BFF;
  text-decoration: underline;
}

.page-support__cta-final {
  margin-top: 50px;
}

/* Universal image and container responsive styles */
.page-support img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

  /* HERO 主图区域 */
  .page-support__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-support__hero-image-wrapper {
    max-height: 300px;
  }

  .page-support__hero-content {
    margin-top: 20px;
    padding: 0 15px;
  }

  .page-support__hero-title {
    font-size: 2rem;
    margin-bottom: 15px;
  }

  .page-support__hero-description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .page-support__hero-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    padding: 0 15px;
  }

  /* 其他内容模块 */
  .page-support__section {
    padding: 40px 0;
  }

  .page-support__section-title {
    font-size: 2rem;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-support__section-text {
    font-size: 0.95rem;
    padding: 0 15px;
  }

  .page-support__channels-grid,
  .page-support__resources-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
    padding: 0 15px;
  }

  .page-support__card {
    padding: 20px;
  }

  .page-support__channel-title,
  .page-support__resource-title {
    font-size: 1.3rem;
  }

  .page-support__channel-description,
  .page-support__resource-description {
    font-size: 0.9rem;
  }

  .page-support__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-support__faq-toggle {
    font-size: 1.5rem;
  }

  .page-support__faq-answer {
    padding: 15px 20px 20px;
    font-size: 0.95rem;
  }

  .page-support__cta-final {
    margin-top: 30px;
  }

  /* 通用图片与容器 */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .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;
  }

  /* 按钮与按钮容器 */
  .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;
  }

  .page-support__hero-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__hero-buttons {
    flex-direction: column;
  }
}

@media (max-width: 1024px) {
  .page-support__container {
    padding: 0 30px;
  }

  .page-support__hero-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
  }

  .page-support__section-title {
    font-size: 2.2rem;
  }
}