/* style/support.css */
:root {
  --f168-main-color: #11A84E;
  --f168-secondary-color: #22C768;
  --f168-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --f168-card-bg: #11271B;
  --f168-bg: #08160F;
  --f168-text-main: #F2FFF6;
  --f168-text-secondary: #A7D9B8;
  --f168-border: #2E7A4E;
  --f168-glow: #57E38D;
  --f168-gold: #F2C14E;
  --f168-divider: #1E3A2A;
  --f168-deep-green: #0A4B2C;
}

/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-support {
  font-family: 'Arial', sans-serif;
  background-color: var(--f168-bg);
  color: var(--f168-text-main);
  line-height: 1.6;
}

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

.page-support__section-title {
  font-size: 2.5em;
  color: var(--f168-text-main);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-support__section-description {
  font-size: 1.1em;
  color: var(--f168-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  text-align: center;
  box-sizing: border-box;
}

.page-support__btn-primary {
  background: var(--f168-btn-gradient);
  color: var(--f168-text-main);
  border: none;
}

.page-support__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
}

.page-support__btn-secondary {
  background: transparent;
  color: var(--f168-text-main);
  border: 2px solid var(--f168-main-color);
}

.page-support__btn-secondary:hover {
  background: var(--f168-main-color);
  color: var(--f168-bg);
}

.page-support__btn-small {
    padding: 10px 20px;
    font-size: 0.9em;
    margin-top: 15px;
}

/* Hero Section */
.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px 0;
  background-color: var(--f168-deep-green);
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  margin-bottom: 30px; /* Space between image and content */
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 500px; /* Limit height for hero image */
}

.page-support__hero-content {
  text-align: center;
  max-width: 900px;
  padding: 0 20px;
}

.page-support__main-title {
  font-weight: bold;
  color: var(--f168-text-main);
  margin-bottom: 20px;
  /* Using clamp for responsive font size, but within limits as per rules */
  font-size: clamp(2em, 4vw, 3.2em);
  line-height: 1.2;
}

.page-support__hero-description {
  font-size: 1.2em;
  color: var(--f168-text-secondary);
  margin-bottom: 40px;
}

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

/* Why Choose Us Section */
.page-support__section-dark {
  background-color: var(--f168-bg);
  padding: 80px 0;
}

.page-support__why-choose-us .page-support__section-title,
.page-support__why-choose-us .page-support__section-description {
  color: var(--f168-text-main);
}

.page-support__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__benefit-card {
  background-color: var(--f168-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--f168-border);
}

.page-support__benefit-title {
  font-size: 1.5em;
  color: var(--f168-text-main);
  margin-bottom: 15px;
}

.page-support__benefit-text {
  color: var(--f168-text-secondary);
}

/* Common Issues Section */
.page-support__common-issues {
  background-color: var(--f168-deep-green);
  padding: 80px 0;
}

.page-support__issue-category {
  margin-bottom: 50px;
}

.page-support__category-title {
  font-size: 2em;
  color: var(--f168-gold);
  margin-bottom: 30px;
  text-align: center;
  border-bottom: 2px solid var(--f168-divider);
  padding-bottom: 15px;
}

.page-support__issue-item {
  background-color: var(--f168-card-bg);
  padding: 25px;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--f168-border);
}

.page-support__issue-question {
  font-size: 1.2em;
  color: var(--f168-text-main);
  font-weight: bold;
  margin-bottom: 10px;
}

.page-support__issue-answer {
  color: var(--f168-text-secondary);
}

.page-support__issue-image {
    width: 100%;
    height: auto;
    display: block;
    margin-top: 20px;
    border-radius: 8px;
}

/* FAQ Section */
.page-support__faq-section {
  padding: 80px 0;
  background-color: var(--f168-bg);
}

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

.page-support__faq-item {
  background-color: var(--f168-card-bg);
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--f168-border);
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: var(--f168-text-main);
  cursor: pointer;
  background-color: var(--f168-card-bg);
  border-bottom: 1px solid var(--f168-divider);
  list-style: none; /* For details/summary */
}

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

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

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

.page-support__faq-answer {
  padding: 0 25px 20px;
  color: var(--f168-text-secondary);
  font-size: 1em;
}

/* Contact Us Section */
.page-support__contact-us {
  background-color: var(--f168-deep-green);
  padding: 80px 0;
}

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

.page-support__contact-card {
  background-color: var(--f168-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--f168-border);
}

.page-support__contact-title {
  font-size: 1.5em;
  color: var(--f168-gold);
  margin-bottom: 15px;
}

.page-support__contact-text {
  color: var(--f168-text-secondary);
  margin-bottom: 20px;
}

.page-support__contact-image {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto 0;
    border-radius: 8px;
    max-width: 800px;
}

/* Download App CTA Section */
.page-support__download-app-cta {
  padding: 80px 0;
  background-color: var(--f168-bg);
}

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

.page-support__app-showcase-image {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto 0;
    border-radius: 8px;
    max-width: 800px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__hero-image {
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .page-support__container {
    padding: 0 15px !important;
  }

  .page-support__section-title {
    font-size: 1.8em;
  }
  .page-support__section-description {
    font-size: 1em;
  }

  .page-support__hero-section {
    padding: 10px 0 40px 0;
  }

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

  .page-support__hero-description {
    font-size: 1em;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
  }

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

  .page-support__benefits-grid,
  .page-support__contact-methods {
    grid-template-columns: 1fr;
  }

  .page-support__issue-category {
    margin-bottom: 30px;
  }

  .page-support__category-title {
    font-size: 1.6em;
  }

  .page-support__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

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

  .page-support img,
  .page-support__issue-image,
  .page-support__contact-image,
  .page-support__app-showcase-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__hero-section,
  .page-support__why-choose-us,
  .page-support__common-issues,
  .page-support__faq-section,
  .page-support__contact-us,
  .page-support__download-app-cta,
  .page-support__app-buttons,
  .page-support__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important; /* Ensure no overflow */
  }

  .page-support__app-buttons {
    flex-direction: column;
  }

  .page-support__hero-image-wrapper {
    padding-left: 0;
    padding-right: 0;
  }
  .page-support__hero-content {
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* Ensure no image filters are used */
.page-support img {
  filter: none !important;
}