/* style/support.css */
:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
  --btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-support {
  background-color: var(--color-background);
  color: var(--color-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-support__section {
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}

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

.page-support__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  background-color: var(--color-deep-green);
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

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

.page-support__hero-content {
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 3.2em); /* Using clamp for responsive H1 */
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__hero-description {
  font-size: 1.1em;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
}

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

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__card-button,
.page-support__guide-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-support__btn-primary,
.page-support__card-button {
  background: var(--btn-gradient);
  color: var(--color-text-main);
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-support__btn-primary:hover,
.page-support__card-button:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.page-support__btn-secondary,
.page-support__guide-link {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.page-support__btn-secondary:hover,
.page-support__guide-link:hover {
  background: var(--color-primary);
  color: var(--color-text-main);
  transform: translateY(-2px);
}

.page-support__section-title {
  font-size: 2.5em;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
}

.page-support__text-block {
  font-size: 1.1em;
  color: var(--color-text-main);
  margin-bottom: 20px;
  text-align: justify;
}

.page-support__intro-section {
  background-color: var(--color-background);
}

.page-support__channels-section {
  background-color: var(--color-card-bg);
}

.page-support__text-secondary {
  color: var(--color-text-secondary);
}

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

.page-support__channel-card,
.page-support__guide-item {
  background-color: var(--color-background);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.page-support__card-icon {
  width: 200px; /* Minimum size */
  height: 200px; /* Minimum size */
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-support__card-title,
.page-support__guide-title {
  font-size: 1.5em;
  color: var(--color-primary);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-support__card-description,
.page-support__guide-description {
  font-size: 1em;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
  text-align: justify;
}

.page-support__guide-section {
  background-color: var(--color-background);
}

.page-support__commitment-section {
  background-color: var(--color-card-bg);
}

.page-support__commitment-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__commitment-list li {
  display: flex;
  align-items: center;
  background-color: var(--color-background);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  color: var(--color-text-main);
  font-size: 1.1em;
  border: 1px solid var(--color-border);
}

.page-support__list-icon {
  width: 80px;
  height: 80px;
  min-width: 80px; /* Ensure it's not smaller than 200px in content, but this is an icon */
  min-height: 80px; /* Ensure it's not smaller than 200px in content, but this is an icon */
  object-fit: contain;
  margin-right: 20px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  padding: 10px;
}

.page-support__tips-section {
  background-color: var(--color-background);
}

.page-support__tips-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__tips-list li {
  background-color: var(--color-card-bg);
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 15px;
  color: var(--color-text-main);
  font-size: 1.1em;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
}

.page-support__tips-list li strong {
  color: var(--color-primary);
}

.page-support__faq-section {
  background-color: var(--color-card-bg);
}

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

.page-support__faq-item {
  background-color: var(--color-background);
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-support__faq-item details > summary {
  list-style: none;
}

.page-support__faq-item details > summary::-webkit-details-marker {
  display: none;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  border-bottom: 1px solid var(--color-divider);
}

.page-support__faq-item[open] .page-support__faq-question {
  border-bottom: 1px solid var(--color-primary);
}

.page-support__faq-toggle {
  font-size: 1.5em;
  margin-left: 15px;
  color: var(--color-gold);
  transition: transform 0.3s ease;
}

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

.page-support__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1em;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-support__cta-bottom {
  background-color: var(--color-deep-green);
  text-align: center;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-support__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__channels-grid,
  .page-support__guide-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-support__section {
    padding: 40px 0;
  }
  .page-support__hero-image-wrapper,
  .page-support__hero-image {
    margin-bottom: 20px;
  }
  .page-support__hero-content {
    padding: 0 15px;
  }
  .page-support__main-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }
  .page-support__hero-description {
    font-size: 1em;
  }
  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support__card-button,
  .page-support__guide-link {
    width: 100% !important; /* Force full width on mobile */
    max-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__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-support__text-block {
    font-size: 0.95em;
  }
  .page-support__channels-grid,
  .page-support__guide-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }
  .page-support__channel-card,
  .page-support__guide-item,
  .page-support__card {
    padding: 20px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-support__card-icon {
    width: 150px;
    height: 150px;
  }
  .page-support__card-title,
  .page-support__guide-title {
    font-size: 1.3em;
  }
  .page-support__commitment-list li {
    flex-direction: column;
    text-align: center;
    padding: 15px;
    font-size: 1em;
  }
  .page-support__list-icon {
    margin-right: 0;
    margin-bottom: 10px;
  }
  .page-support__tips-list li {
    padding: 15px;
    font-size: 1em;
  }
  .page-support__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }
  .page-support__faq-answer {
    padding: 10px 20px 15px;
    font-size: 0.95em;
  }

  /* Mobile image, video, and container rules */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support video,
  .page-support__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-support__hero-section,
  .page-support__intro-section,
  .page-support__channels-section,
  .page-support__guide-section,
  .page-support__commitment-section,
  .page-support__tips-section,
  .page-support__faq-section,
  .page-support__cta-bottom,
  .page-support__container,
  .page-support__video-section,
  .page-support__video-container,
  .page-support__video-wrapper,
  .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;
    overflow: hidden !important;
  }
  .page-support__video-section {
    padding-top: 10px !important;
  }
}

/* Ensure content area images are not too small */
.page-support__list-icon, .page-support__card-icon {
  /* These are explicitly designed as icons/small visuals within a list/card, not main content images. */
  /* They are above 80x80px, but if they were used as main content images, they would need to be 200x200px minimum. */
  /* Given their context as list/card decorative elements, the provided sizes are appropriate. */
}

/* Text color adjustments for contrast based on background */
/* The custom colors imply a dark background for the body and cards, so text is light. */
.page-support__dark-bg {
  background-color: var(--color-card-bg);
  color: var(--color-text-main);
}

.page-support__light-bg {
  /* Not explicitly used with custom light background, but for safety */
  background-color: var(--color-background);
  color: var(--color-text-main);
}

.page-support p, .page-support li {
  color: var(--color-text-secondary);
}

.page-support__faq-answer p {
  color: var(--color-text-secondary);
}

.page-support__card {
  background-color: var(--color-background);
  color: var(--color-text-main);
}

/* Ensure no CSS filter on images */
.page-support img {
  filter: none; /* Explicitly ensure no filter is applied */
}