/* style/support.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */

/* Global styles for page-support scope */
.page-support {
  font-family: Arial, sans-serif;
  color: var(--text-main-color); /* #F2FFF6 */
  background-color: var(--background-color-deep); /* #08160F */
  line-height: 1.6;
}

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

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

.page-support__section-title {
  font-size: clamp(28px, 4vw, 42px);
  color: var(--gold-color); /* Gold for section titles */
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-support__section-intro {
  font-size: 18px;
  color: var(--text-secondary-color);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__card-title {
  font-size: 24px;
  color: var(--text-main-color);
  margin-top: 15px;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-support__card-description {
  font-size: 16px;
  color: var(--text-secondary-color);
  line-height: 1.5;
}

/* Buttons */
.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__btn-text {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  text-align: center;
  box-sizing: border-box;
  white-space: normal; /* Allow text wrap */
  word-wrap: break-word; /* Allow text break */
}

.page-support__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

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

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

.page-support__btn-secondary:hover {
  background: var(--primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-support__btn-text {
  background: transparent;
  color: var(--glow-color); /* Use glow color for text links */
  border: none;
  padding: 0;
  text-decoration: underline;
}

.page-support__btn-text:hover {
  color: var(--gold-color);
}

/* Hero Section */
.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0; /* Small top padding, larger bottom padding */
  text-align: center;
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for aesthetic */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px; /* Space between image and content */
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 250px; /* Ensure minimum size */
}

.page-support__hero-content {
  max-width: 900px;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-support__main-title {
  font-size: clamp(36px, 5vw, 60px); /* Use clamp for H1 */
  color: var(--gold-color);
  margin-bottom: 20px;
  font-weight: 900;
  line-height: 1.1;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-support__description {
  font-size: 20px;
  color: var(--text-secondary-color);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

/* FAQ Section */
.page-support__faq-section {
  padding: 60px 0;
  background-color: var(--card-bg-color); /* #11271B */
  border-top: 1px solid var(--divider-color);
  border-bottom: 1px solid var(--divider-color);
}

.page-support__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-support__faq-item {
  background-color: var(--deep-green-color); /* #0A4B2C */
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 18px;
  font-weight: bold;
  color: var(--text-main-color);
  cursor: pointer;
  background-color: transparent;
  transition: background-color 0.3s ease;
  user-select: none;
}

.page-support__faq-question:hover {
  background-color: rgba(var(--primary-color-rgb), 0.1);
}

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

.page-support__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--glow-color);
  margin-left: 15px;
}

.page-support__faq-answer {
  padding: 0 25px 20px;
  font-size: 16px;
  color: var(--text-secondary-color);
  line-height: 1.6;
}

/* For details tag, hide default marker */
.page-support__faq-item summary {
  list-style: none;
}
.page-support__faq-item summary::-webkit-details-marker {
  display: none;
}

/* Guide Section */
.page-support__guide-section {
  padding: 60px 0;
}

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

.page-support__guide-card {
  background-color: var(--card-bg-color); /* #11271B */
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__guide-image {
  width: 100%;
  max-width: 400px; /* Constrain image width */
  height: auto;
  border-radius: 8px;
  margin-bottom: 15px;
  object-fit: cover;
  min-height: 200px; /* Minimum image size */
}

/* Tutorials Section */
.page-support__tutorials-section {
  padding: 60px 0;
  background-color: var(--deep-green-color); /* #0A4B2C */
}

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

.page-support__tutorial-card {
  background-color: var(--card-bg-color); /* #11271B */
  border-radius: 10px;
  padding: 20px;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-support__tutorial-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 15px;
  object-fit: cover;
  min-height: 200px; /* Minimum image size */
}

.page-support__tutorial-card .page-support__card-title {
  margin-bottom: 10px;
  font-size: 20px;
}

.page-support__tutorial-card .page-support__card-title a {
  color: var(--text-main-color);
  text-decoration: none;
}

.page-support__tutorial-card .page-support__card-title a:hover {
  color: var(--glow-color);
  text-decoration: underline;
}

.page-support__tutorial-card .page-support__btn-text {
  margin-top: 15px;
  align-self: flex-start;
}

/* Contact Section */
.page-support__contact-section {
  padding: 60px 0;
  background-color: var(--background-color-deep); /* #08160F */
}

.page-support__contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  text-align: center;
}

.page-support__contact-card {
  background-color: var(--card-bg-color); /* #11271B */
  border-radius: 10px;
  padding: 30px;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__contact-icon {
  width: 200px; /* Ensure minimum size */
  height: 200px; /* Ensure minimum size */
  object-fit: contain;
  margin-bottom: 20px;
}

/* Security Section */
.page-support__security-section {
  padding: 60px 0;
  background-color: var(--card-bg-color); /* #11271B */
}

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

.page-support__security-card {
  background-color: var(--deep-green-color); /* #0A4B2C */
  border-radius: 10px;
  padding: 25px;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-support__security-card .page-support__card-title {
  margin-bottom: 10px;
}

.page-support__security-card .page-support__btn-text {
  margin-top: 15px;
  align-self: flex-start;
}


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

  .page-support__container {
    padding: 0 15px; /* Adjust padding for mobile */
  }

  .page-support__hero-section {
    padding-top: 10px !important; /* body already handles header offset */
    padding-bottom: 40px;
  }

  .page-support__main-title {
    font-size: 32px;
  }

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

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-support__cta-buttons .page-support__btn-primary,
  .page-support__cta-buttons .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px;
    padding-right: 15px;
  }

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

  .page-support__section-intro {
    font-size: 16px;
  }

  .page-support__faq-question {
    font-size: 16px;
    padding: 15px 20px;
  }

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

  /* Image responsive rules for mobile */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Ensure all containers holding images are responsive */
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__hero-image-wrapper,
  .page-support__guide-card,
  .page-support__tutorial-card,
  .page-support__contact-card,
  .page-support__security-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  /* Remove padding from sections themselves to allow inner container to manage */
  .page-support__hero-section,
  .page-support__faq-section,
  .page-support__guide-section,
  .page-support__tutorials-section,
  .page-support__contact-section,
  .page-support__security-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  /* Apply padding to their inner containers */
  .page-support__hero-content,
  .page-support__faq-section .page-support__container,
  .page-support__guide-section .page-support__container,
  .page-support__tutorials-section .page-support__container,
  .page-support__contact-section .page-support__container,
  .page-support__security-section .page-support__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* Button responsive rules for mobile */
  .page-support__cta-button,
  .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;
  }

  .page-support__cta-buttons {
    flex-direction: column; /* Stack buttons vertically on mobile */
  }

  /* Specific elements for mobile */
  .page-support__contact-icon {
    width: 150px !important;
    height: 150px !important;
    margin: 0 auto 15px auto;
  }
  /* Override the contact-icon's container padding from the generic rule */
  .page-support__contact-card {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
}