/* style/support.css */

:root {
  --page-support-primary-color: #017439;
  --page-support-secondary-color: #FFFFFF;
  --page-support-text-color-dark-bg: #FFFFFF;
  --page-support-text-color-light-bg: #333333;
  --page-support-button-register-bg: #C30808;
  --page-support-button-login-bg: #C30808;
  --page-support-button-text-color-yellow: #FFFF00;
  --page-support-card-bg-dark-mode: rgba(255, 255, 255, 0.1);
  --page-support-card-border-light: #e0e0e0;
  --page-support-padding-section: 60px 0;
  --page-support-padding-container: 0 20px;
}

.page-support {
  color: var(--page-support-text-color-dark-bg); /* Body background is dark #000 */
  background-color: transparent;
}

.page-support__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--page-support-padding-container);
}

/* Hero Section */
.page-support__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, shared.css handles body padding-top */
  padding-bottom: 40px;
  position: relative;
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  position: relative;
  margin-bottom: 20px;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-width: 200px;
  min-height: 200px;
}

.page-support__hero-content-area {
  position: relative;
  z-index: 1;
  padding: 0 20px;
  max-width: 800px;
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 3.5em);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__hero-description {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__btn-text,
.page-support__btn-small {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support__btn-primary {
  background-color: var(--page-support-button-register-bg);
  color: var(--page-support-text-color-dark-bg);
  border: 2px solid var(--page-support-button-register-bg);
}

.page-support__btn-primary:hover {
  background-color: color-mix(in srgb, var(--page-support-button-register-bg) 90%, black);
  border-color: color-mix(in srgb, var(--page-support-button-register-bg) 90%, black);
}

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

.page-support__btn-secondary:hover {
  background-color: var(--page-support-secondary-color);
  color: var(--page-support-primary-color);
}

/* General Sections */
.page-support__introduction-section,
.page-support__faq-section,
.page-support__guides-section,
.page-support__contact-section,
.page-support__commitment-section {
  padding: var(--page-support-padding-section);
}

.page-support__dark-section {
  background-color: var(--page-support-primary-color);
  color: var(--page-support-text-color-dark-bg);
}

.page-support__section-title {
  font-size: clamp(1.8em, 3vw, 2.8em);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: inherit;
}

.page-support__section-subtitle {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  color: inherit;
}

.page-support__text-block {
  font-size: 1em;
  line-height: 1.7;
  margin-bottom: 15px;
  color: inherit;
}

/* FAQ Section */
.page-support__faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: 600;
  cursor: pointer;
  list-style: none; /* For details/summary */
  color: var(--page-support-text-color-dark-bg);
}

.page-support__faq-item[open] .page-support__faq-question {
  background-color: rgba(255, 255, 255, 0.15);
}

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

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

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__faq-answer {
  padding: 0 25px 18px;
  font-size: 0.95em;
  line-height: 1.6;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__faq-answer p {
  margin-bottom: 15px;
}

.page-support__btn-text {
  color: var(--page-support-button-text-color-yellow);
  text-decoration: underline;
  font-weight: 500;
}

.page-support__btn-text:hover {
  text-decoration: none;
}

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

.page-support__guide-card {
  background-color: var(--page-support-card-bg-dark-mode);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  color: var(--page-support-text-color-dark-bg);
  min-width: 200px;
}

.page-support__guide-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-support__guide-card h3 {
  padding: 15px 20px 0;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.4;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__guide-card h3 a {
  color: inherit;
  text-decoration: none;
}

.page-support__guide-card h3 a:hover {
  text-decoration: underline;
}

.page-support__guide-description {
  padding: 0 20px 15px;
  font-size: 0.95em;
  line-height: 1.6;
  flex-grow: 1;
  color: var(--page-support-text-color-dark-bg);
}

.page-support__guide-card .page-support__btn-primary {
  margin: 0 20px 20px;
  align-self: flex-start;
  padding: 8px 15px;
  font-size: 0.9em;
}

/* Contact Section */
.page-support__contact-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-support__contact-item {
  background-color: var(--page-support-card-bg-dark-mode);
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--page-support-text-color-dark-bg);
}

.page-support__contact-method {
  font-size: 1.4em;
  font-weight: 700;
  margin-bottom: 10px;
  color: inherit;
}

.page-support__contact-description {
  font-size: 1em;
  line-height: 1.6;
  margin-bottom: 20px;
  color: inherit;
}

/* Global image styles for content area to ensure min size */
.page-support img:not(.page-support__hero-image) {
  min-width: 200px;
  min-height: 200px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-support__hero-image-wrapper {
    max-height: 400px;
  }

  .page-support__main-title {
    font-size: clamp(1.8em, 4vw, 3em);
  }

  .page-support__section-title {
    font-size: clamp(1.6em, 3vw, 2.5em);
  }

  .page-support__guides-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .page-support__contact-list {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-support__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px !important;
  }

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

  .page-support__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__hero-content-area {
    padding: 0 15px !important;
  }

  .page-support__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em) !important;
    margin-bottom: 10px !important;
  }

  .page-support__hero-description {
    font-size: 1em !important;
    margin-bottom: 20px !important;
  }

  /* 按钮与按钮容器 */
  .page-support__cta-buttons {
    flex-direction: column !important;
    gap: 10px !important;
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support__btn-text,
  .page-support__btn-small,
  .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;
  }

  /* 通用图片与容器 */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__container,
  .page-support__section,
  .page-support__card,
  .page-support__faq-item,
  .page-support__guide-card,
  .page-support__contact-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* 其他内容模块 (Introduction, FAQ, Guides, Contact, Commitment) */
  .page-support__introduction-section,
  .page-support__faq-section,
  .page-support__guides-section,
  .page-support__contact-section,
  .page-support__commitment-section {
    padding: 40px 0 !important;
  }

  .page-support__section-title {
    font-size: clamp(1.5em, 6vw, 2em) !important;
    margin-bottom: 15px !important;
  }

  .page-support__section-subtitle {
    font-size: 0.95em !important;
    margin-bottom: 30px !important;
  }

  .page-support__text-block {
    font-size: 0.95em !important;
  }

  .page-support__faq-question {
    font-size: 1em !important;
    padding: 15px 20px !important;
  }

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

  .page-support__guides-grid {
    grid-template-columns: 1fr !important;
  }

  .page-support__contact-list {
    grid-template-columns: 1fr !important;
  }
}