/* style/support.css */

/* Custom Colors */
:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-button-gradient-start: #2AD16F;
  --color-button-gradient-end: #13994A;
  --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;
}

.page-support {
  color: var(--color-text-main); /* Body background is dark (#08160F), so main text is light */
  background-color: var(--color-background);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

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

.page-support__section-title {
  font-size: clamp(2em, 2.5vw, 3em);
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-support__sub-title {
  font-size: 1.8em;
  color: var(--color-secondary);
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__text-block {
  font-size: 1.1em;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero Section */
.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0; /* body handles header offset, this is for small decorative padding */
  overflow: hidden;
  background-color: var(--color-deep-green);
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 700px;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.6); /* Darken image slightly for text readability */
}

.page-support__hero-content {
  position: relative; /* Ensure content is above image but not overlapping its visible area */
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  text-align: center;
  margin-top: -100px; /* Adjust as needed to position below image for '上图下文' */
}

.page-support__main-title {
  font-size: clamp(2.5em, 5vw, 4.5em); /* H1 font-size clamp */
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.1;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-support__hero-content .page-support__description {
  font-size: 1.3em;
  color: var(--color-text-main);
  margin-bottom: 40px;
}

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

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support a[class*="button"],
.page-support a[class*="btn"] {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-support__btn-primary {
  background: var(--color-button-gradient-start);
  background-image: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
  color: #ffffff; /* Always white text for dark buttons */
  border: 2px solid var(--color-button-gradient-start);
}

.page-support__btn-primary:hover {
  background: var(--color-button-gradient-end);
  background-image: linear-gradient(180deg, var(--color-button-gradient-end) 0%, var(--color-button-gradient-start) 100%);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

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

.page-support__btn-secondary:hover {
  background: var(--color-glow);
  color: var(--color-background);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Feature Grid (General Support) */
.page-support__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  text-align: center;
}

.page-support__feature-item {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__feature-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-support__feature-title {
  font-size: 1.5em;
  color: var(--color-gold);
  margin-bottom: 10px;
}

.page-support__feature-description {
  color: var(--color-text-secondary);
  font-size: 1em;
}

/* Card Grid (Account Management, Technical Support, Contact Us) */
.page-support__card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-support__card-title {
  font-size: 1.6em;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-support__card p {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__card .page-support__btn-secondary {
  align-self: flex-start;
  margin-top: auto; /* Push button to bottom */
}

/* Image Content Block (Transaction Support, Security Privacy) */
.page-support__image-content-block {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 40px;
  text-align: left;
}

.page-support__image-content-block .page-support__content-text {
  flex: 1;
}

.page-support__image-wrapper {
  flex: 1;
  min-width: 300px; /* Ensure image doesn't get too small */
}

.page-support__content-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  object-fit: cover;
}

.page-support__content-image--left {
  order: -1; /* For placing image on left */
}

/* FAQ Section */
.page-support__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

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

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

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

.page-support__faq-question::-webkit-details-marker, /* Hide default marker for Chrome */
.page-support__faq-question::marker { /* Hide default marker for Firefox */
  display: none;
}

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

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

.page-support__faq-answer {
  padding: 20px 25px;
  font-size: 1.1em;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.page-support__faq-answer p {
  margin-bottom: 0;
}

/* Contact Us Section */
.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(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-support__contact-title {
  font-size: 1.6em;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-support__contact-card p {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__contact-card .page-support__btn-primary,
.page-support__contact-card .page-support__btn-secondary {
  align-self: center;
  margin-top: auto;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__hero-content {
    margin-top: -50px;
  }
  .page-support__image-content-block {
    flex-direction: column;
  }
  .page-support__content-image--left {
    order: unset;
  }
}

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

  .page-support__container {
    padding: 0 15px;
  }

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

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

  .page-support__sub-title {
    font-size: 1.5em;
  }

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

  .page-support__hero-image-wrapper {
    max-height: 400px;
  }

  .page-support__hero-content {
    padding: 20px 15px;
    margin-top: -80px; /* Adjust for smaller screens */
  }

  .page-support__main-title {
    font-size: 2.5em;
  }

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

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

  .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__feature-grid,
  .page-support__card-grid,
  .page-support__contact-methods {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__feature-item,
  .page-support__card,
  .page-support__contact-card {
    padding: 25px;
  }

  .page-support__image-content-block {
    flex-direction: column;
    gap: 20px;
  }

  .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,
  .page-support__hero-section,
  .page-support__hero-image-wrapper,
  .page-support__hero-content,
  .page-support__cta-buttons,
  .page-support__feature-grid,
  .page-support__feature-item,
  .page-support__card-grid,
  .page-support__image-content-block,
  .page-support__image-wrapper,
  .page-support__faq-list,
  .page-support__faq-item,
  .page-support__faq-question,
  .page-support__faq-answer,
  .page-support__contact-methods,
  .page-support__contact-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-support__video-section { /* Added for safety, though no video in this page's content */
    padding-top: 10px !important; 
  }
}