.page-support {
  font-family: Arial, sans-serif;
  color: #1F2D3D; /* Text Main */
  background-color: #F4F7FB; /* Background */
}

.page-support__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-support__hero-section {
  position: relative;
  padding-top: 10px; /* Small top spacing as body handles header offset */
  padding-bottom: 40px;
  background-color: #F4F7FB;
  text-align: center;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  max-height: 600px;
  object-fit: cover;
  display: block;
  margin-bottom: 30px;
  border-radius: 10px;
}

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

.page-support__main-title {
  font-size: 2.8em;
  font-weight: bold;
  line-height: 1.2;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 15px;
}

.page-support__hero-description {
  font-size: 1.1em;
  line-height: 1.6;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 30px;
}

.page-support__hero-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-support__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  min-width: 180px;
}

.page-support__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button */
  color: #ffffff;
  border: none;
}

.page-support__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-support__btn-secondary {
  background: #ffffff;
  color: #2F6BFF; /* Main color */
  border: 2px solid #2F6BFF;
}

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

.page-support__section {
  padding: 60px 0;
  text-align: center;
}

.page-support__section-title {
  font-size: 2.2em;
  font-weight: bold;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 20px;
}

.page-support__section-description {
  font-size: 1.05em;
  line-height: 1.6;
  color: #1F2D3D; /* Text Main */
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-support__why-us-section .page-support__section-description {
  margin-bottom: 60px;
}

.page-support__features {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.page-support__feature-item {
  background: #ffffff; /* Card BG */
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(47, 107, 255, 0.1);
  flex: 1;
  min-width: 280px;
  max-width: 350px;
  text-align: left;
  transition: transform 0.3s ease;
}

.page-support__feature-item:hover {
  transform: translateY(-5px);
}

.page-support__feature-title {
  font-size: 1.4em;
  font-weight: bold;
  color: #2F6BFF; /* Main color */
  margin-bottom: 15px;
}

.page-support__feature-item p {
  font-size: 0.95em;
  line-height: 1.6;
  color: #1F2D3D; /* Text Main */
}

.page-support__faq-section {
  background-color: #F4F7FB; /* Background */
}

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

.page-support__faq-item {
  background: #ffffff; /* Card BG */
  border: 1px solid #D6E2FF; /* Border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: bold;
  color: #1F2D3D; /* Text Main */
  cursor: pointer;
  list-style: none;
  transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
  background-color: #f8faff;
}

.page-support__faq-item[open] > .page-support__faq-question {
  background-color: #f8faff;
  color: #2F6BFF;
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
  margin-left: 15px;
}

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

.page-support__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  line-height: 1.7;
  color: #1F2D3D; /* Text Main */
}

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

.page-support__faq-answer a {
  color: #2F6BFF;
  text-decoration: none;
}

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

.page-support__dark-bg {
  background-color: #2F6BFF; /* Main color */
  color: #ffffff;
}

.page-support__dark-bg .page-support__section-title,
.page-support__dark-bg .page-support__section-description {
  color: #ffffff;
}

.page-support__contact-channels-section {
  padding: 80px 0;
}

.page-support__channels-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.page-support__channel-card {
  background: #ffffff; /* Card BG */
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  flex: 1;
  min-width: 280px;
  max-width: 380px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.3s ease;
}

.page-support__channel-card:hover {
  transform: translateY(-5px);
}

.page-support__channel-icon {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-support__channel-title {
  font-size: 1.5em;
  font-weight: bold;
  color: #2F6BFF; /* Main color */
  margin-bottom: 15px;
}

.page-support__channel-card p {
  font-size: 0.95em;
  line-height: 1.6;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-support__resources-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.page-support__resource-card {
  background: #ffffff; /* Card BG */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  flex: 1;
  min-width: 300px;
  max-width: 380px;
  text-align: left;
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-support__resource-card:hover {
  transform: translateY(-5px);
}

.page-support__resource-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-support__resource-title {
  font-size: 1.2em;
  font-weight: bold;
  margin-bottom: 10px;
  flex-grow: 1;
}

.page-support__resource-title a {
  color: #1F2D3D; /* Text Main */
  text-decoration: none;
}

.page-support__resource-title a:hover {
  color: #2F6BFF;
}

.page-support__resource-excerpt {
  font-size: 0.9em;
  line-height: 1.5;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 15px;
}

.page-support__read-more {
  color: #2F6BFF;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;
  margin-top: auto;
}

.page-support__read-more:hover {
  text-decoration: underline;
}

.page-support__view-all-posts {
  margin-top: 50px;
}

.page-support__cta-bottom-section {
  padding: 80px 0;
}

.page-support__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

/* Mobile responsive styles */
@media (max-width: 1024px) {
  .page-support__main-title {
    font-size: 2.5em;
  }

  .page-support__section-title {
    font-size: 2em;
  }

  .page-support__features,
  .page-support__channels-grid,
  .page-support__resources-grid {
    gap: 20px;
  }

  .page-support__feature-item,
  .page-support__channel-card,
  .page-support__resource-card {
    max-width: 45%;
    min-width: unset;
  }
}

@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-support__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-support__main-title {
    font-size: 2em;
    padding: 0 15px;
  }

  .page-support__hero-description {
    font-size: 1em;
    padding: 0 15px;
  }

  .page-support__hero-cta {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  /* 2. 单栏长文容器 */
  .page-support__article-wrap {
    padding: 0 15px;
  }

  .page-support__section-title {
    font-size: 1.8em;
    padding: 0 15px;
  }

  .page-support__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-support__section {
    padding: 40px 0;
  }

  .page-support__features,
  .page-support__channels-grid,
  .page-support__resources-grid {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .page-support__feature-item,
  .page-support__channel-card,
  .page-support__resource-card {
    max-width: 100%;
    width: 100%;
    min-width: unset;
    padding: 20px;
    box-sizing: border-box;
  }

  .page-support__faq-list {
    margin-top: 30px;
    padding: 0 15px;
  }

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

  .page-support__faq-answer {
    padding: 0 20px 15px 20px;
    font-size: 0.95em;
  }

  /* 3. 通用图片与 figure */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

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

  .page-support__channel-icon {
    max-width: 150px;
  }

  .page-support__resource-image {
    height: 180px; /* Adjust height for mobile */
  }

  /* 4. 按钮与按钮容器 */
  .page-support__btn,
  .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 !important;
    padding-right: 15px !important;
  }

  .page-support__hero-cta,
  .page-support__cta-buttons {
    flex-direction: column !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 5. 注册教程与 FAQ 区块 - FAQ已在上面处理 */
  .page-support__view-all-posts {
    margin-top: 30px;
    padding: 0 15px;
  }

  .page-support__cta-bottom-section {
    padding: 50px 0;
  }
}