/* style/support.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-support {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #ffffff; /* Default text color for dark body background */
  background-color: transparent; /* Inherit from body or shared, ensuring text contrast */
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding as per rules */
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, #26A9E0, #1a7bbd); /* Brand color gradient */
}

.page-support__hero-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  margin-bottom: 30px;
  border-radius: 8px;
}

.page-support__hero-content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 1; /* Ensure content is above any potential background elements */
  color: #ffffff;
}

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

.page-support__intro-text {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-support__cta-buttons {
  display: flex;
  flex-wrap: wrap; /* Allow wrapping on small screens */
  gap: 15px;
  justify-content: center;
}

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__btn-text-link {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%; /* Button responsive */
  white-space: normal; /* Button responsive */
  word-wrap: break-word; /* Button responsive */
  text-align: center;
}

.page-support__btn-primary {
  background-color: #EA7C07; /* Login color for primary action */
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-support__btn-primary:hover {
  background-color: #d16b05;
  border-color: #d16b05;
}

.page-support__btn-secondary {
  background-color: #26A9E0; /* Main brand color */
  color: #ffffff;
  border: 2px solid #26A9E0;
}

.page-support__btn-secondary:hover {
  background-color: #1e87bd;
  border-color: #1e87bd;
}

.page-support__btn-text-link {
  background: none;
  border: none;
  color: #26A9E0;
  padding: 0;
  text-decoration: underline;
}

.page-support__btn-text-link:hover {
  color: #1e87bd;
}

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

.page-support__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: #ffffff; /* Default for dark sections */
}

.page-support__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: #f0f0f0; /* Default for dark sections */
}

/* Channels Section */
.page-support__channels-section {
  padding: 80px 0;
  background-color: #26A9E0; /* Brand color as background for a dark section */
  color: #ffffff; /* Ensure light text */
}

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

.page-support__channel-card {
  background-color: rgba(255, 255, 255, 0.15); /* Slightly transparent white for cards on dark bg */
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  color: #ffffff; /* Light text for card content */
}

.page-support__channel-icon {
  width: 200px; /* Min size for image */
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
  min-width: 200px; /* Enforce min image size */
  min-height: 150px; /* Enforce min image size */
}

.page-support__channel-title {
  font-size: 1.5em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #ffffff;
}

.page-support__channel-text {
  font-size: 1em;
  margin-bottom: 15px;
  color: #f0f0f0;
}

.page-support__channel-contact {
  font-weight: 600;
  color: #f0f0f0;
}

/* Common Issues Section */
.page-support__common-issues {
  padding: 80px 0;
  background-color: #ffffff; /* Light background for this section */
  color: #333333; /* Dark text for light background */
}

.page-support__common-issues .page-support__section-title,
.page-support__common-issues .page-support__section-description {
  color: #333333; /* Dark text for light background */
}

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

.page-support__issue-card {
  background-color: #f9f9f9; /* Light background for cards */
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  text-align: center;
  color: #333333; /* Dark text for card content */
}

.page-support__issue-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #26A9E0; /* Brand color for titles */
}

.page-support__issue-text {
  font-size: 1em;
  margin-bottom: 20px;
  color: #555555;
}

/* Commitment Section */
.page-support__commitment-section {
  padding: 80px 0;
  background-color: #000000; /* Dark background as per body color */
  color: #ffffff; /* Light text */
}

.page-support__commitment-section .page-support__section-title,
.page-support__commitment-section .page-support__section-description {
  color: #ffffff;
}

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

.page-support__commitment-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  color: #ffffff;
}

.page-support__commitment-icon {
  width: 250px; /* Min size for image */
  height: 180px;
  object-fit: contain;
  margin-bottom: 20px;
  min-width: 200px; /* Enforce min image size */
  min-height: 150px; /* Enforce min image size */
}

.page-support__commitment-title {
  font-size: 1.5em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #26A9E0; /* Brand color for titles */
}

.page-support__commitment-text {
  font-size: 1em;
  color: #f0f0f0;
}

/* FAQ Section */
.page-support__faq-section {
  padding: 80px 0;
  background-color: #f5f5f5; /* Light background */
  color: #333333; /* Dark text */
}

.page-support__faq-section .page-support__section-title,
.page-support__faq-section .page-support__section-description {
  color: #333333;
}

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

.page-support__faq-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #333333;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: #26A9E0; /* Brand color for questions */
  cursor: pointer;
  background-color: #eaf7fd; /* Light blue background for summary */
  list-style: none; /* Remove default marker */
}
.page-support__faq-question::-webkit-details-marker {
  display: none; /* Remove default marker for webkit */
}

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

.page-support__faq-item[open] .page-support__faq-toggle {
  transform: rotate(45deg); /* Rotate + to X */
}

.page-support__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  color: #555555;
  line-height: 1.6;
}

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

.page-support__faq-answer a {
  color: #26A9E0;
  text-decoration: underline;
}

/* Contact CTA Section */
.page-support__contact-cta {
  padding: 80px 0;
  text-align: center;
  background-color: #26A9E0; /* Brand color as background */
  color: #ffffff;
}

.page-support__contact-cta .page-support__section-title,
.page-support__contact-cta .page-support__section-description {
  color: #ffffff;
}

.page-support__contact-cta .page-support__cta-buttons {
  margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__hero-section {
    padding: 40px 15px;
    padding-top: 10px;
  }
  .page-support__main-title {
    font-size: clamp(2em, 5vw, 2.5em);
  }
  .page-support__section-title {
    font-size: clamp(1.6em, 4.5vw, 2.2em);
  }
  .page-support__channel-icon,
  .page-support__commitment-icon {
    width: 200px;
    height: 150px;
  }
}

@media (max-width: 768px) {
  .page-support {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-support__hero-section {
    padding: 30px 15px;
    padding-top: 10px;
  }
  .page-support__main-title {
    font-size: clamp(1.8em, 6vw, 2.2em);
  }
  .page-support__intro-text {
    font-size: 1em;
  }
  .page-support__section-title {
    font-size: clamp(1.5em, 5.5vw, 2em);
  }
  .page-support__section-description {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }

  .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__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;
  }

  /* Images responsive */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !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;
  }
  
  .page-support__hero-section,
  .page-support__channels-section,
  .page-support__common-issues,
  .page-support__commitment-section,
  .page-support__faq-section,
  .page-support__contact-cta {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .page-support__hero-section {
    padding-top: 10px !important;
  }
  
  .page-support__channel-card,
  .page-support__issue-card,
  .page-support__commitment-item {
    padding: 20px;
  }
  .page-support__channel-icon,
  .page-support__commitment-icon {
    width: 100%; /* Ensure they scale */
    height: auto;
    min-width: 200px;
    min-height: 150px;
  }

  .page-support__faq-question {
    padding: 15px 20px;
    font-size: 1.05em;
  }
  .page-support__faq-answer {
    padding: 0 20px 15px 20px;
  }
}