:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  --card-bg: #111111;
  --page-bg: #0A0A0A;
  --text-main: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --dark-section-bg: #252b38;
  --blog-card-bg: #181b1f;
  --highlight-color: #f99d15;
}

.page-index {
  background-color: var(--page-bg);
  color: var(--text-main);
  font-family: Arial, sans-serif;
}

/* Module 0: Hero Banner */
.page-index__hero-section {
  padding-top: 10px; /* Small top padding, body handles --header-offset */
  width: 100%;
  overflow: hidden;
}

.page-index__hero-banner {
  width: 100%;
  overflow: hidden;
}

.page-index__hero-banner img {
  width: 100%;
  height: auto;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

/* Module 1: Dark Content Area - Title & Intro */
.page-index__intro-section {
  background: var(--dark-section-bg);
  color: var(--text-main);
  padding: 40px 20px;
  text-align: center;
}

.page-index__intro-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.page-index__section-title {
  font-size: 2.5em;
  color: var(--highlight-color);
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.2;
}

.page-index__section-title--center span {
  padding: 0 15px;
  text-shadow: 0 0 8px rgba(255, 211, 107, 0.4);
}

.page-index__section-title b {
  flex-grow: 1;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--border-color), transparent);
  display: block;
}

.page-index__section-title--center b:first-child {
  background: linear-gradient(to right, transparent, var(--border-color));
}

.page-index__section-title--center b:last-child {
  background: linear-gradient(to left, transparent, var(--border-color));
}

.page-index__section-title--normal {
  justify-content: flex-start;
  text-align: left;
}

.page-index__section-title--normal span {
  padding-left: 0;
  padding-right: 15px;
}

.page-index__section-title--normal b:first-child {
  display: none;
}

.page-index__section-title--normal b:last-child {
  background: linear-gradient(to left, transparent, var(--border-color));
}

.page-index__intro-quote {
  font-size: 1.1em;
  line-height: 1.8;
  margin: 0 auto 30px;
  max-width: 800px;
  color: var(--text-main);
  border-left: 4px solid var(--primary-color);
  padding-left: 20px;
  text-align: left;
}

.page-index__intro-quote p {
  margin: 0;
}

.page-index__intro-links-wrapper {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.page-index__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  min-width: 180px;
  height: 48px; /* Ensure minimum touch target */
}

.page-index__btn--primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(242, 193, 78, 0.4);
}

.page-index__btn--primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.page-index__btn--secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  box-shadow: 0 0 10px rgba(242, 193, 78, 0.2);
}

.page-index__btn--secondary:hover {
  background: rgba(242, 193, 78, 0.1);
  transform: translateY(-2px);
}

.page-index__intro-text {
  font-size: 1em;
  line-height: 1.7;
  margin: 15px auto;
  max-width: 900px;
  color: var(--text-main);
  text-align: left;
}

.page-index__highlight {
  color: var(--primary-color);
  font-weight: bold;
}

.page-index__text-link {
  color: var(--secondary-color);
  text-decoration: underline;
}

.page-index__text-link:hover {
  color: var(--highlight-color);
}

/* Module 2: FAQ Accordion */
.page-index__faq-section {
  background-color: var(--page-bg);
  padding: 40px 20px;
  color: var(--text-main);
}

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

details.page-index__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

details.page-index__faq-item summary.page-index__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  min-height: 44px; /* Minimum touch target */
}

details.page-index__faq-item summary.page-index__faq-question::-webkit-details-marker {
  display: none;
}

details.page-index__faq-item summary.page-index__faq-question:hover {
  background: rgba(var(--primary-color), 0.05);
}

.page-index__faq-qtext {
  flex: 1;
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main);
}

.page-index__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
  line-height: 1;
}

details.page-index__faq-item .page-index__faq-answer {
  padding: 0 20px 20px;
  background: var(--dark-section-bg);
  border-radius: 0 0 8px 8px;
  color: var(--text-main);
  font-size: 0.95em;
  line-height: 1.7;
}

.page-index__faq-answer p {
  margin: 0;
}

/* Module 3: Blog Article Grid */
.page-index__blog-section {
  background: var(--dark-section-bg);
  padding: 40px 20px;
  color: var(--text-main);
}

.page-index__blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-index__blog-card {
  background: var(--blog-card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-width: 200px;
  min-height: 200px;
}

.page-index__blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
}

.page-index__blog-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-index__blog-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.page-index__blog-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
  min-width: 200px;
  min-height: 200px;
}

.page-index__blog-card:hover .page-index__blog-media img {
  transform: scale(1.05);
}

.page-index__blog-date {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--primary-color);
  color: #000000;
  border-radius: 5px;
  padding: 5px 8px;
  font-size: 0.8em;
  font-weight: bold;
  text-align: center;
  line-height: 1.2;
}

.page-index__blog-day {
  display: block;
  font-size: 1.2em;
}

.page-index__blog-month {
  display: block;
  text-transform: uppercase;
}

.page-index__blog-body {
  padding: 16px;
  background: var(--blog-card-bg);
  color: var(--text-main);
}

.page-index__blog-title {
  font-size: 1.2em;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--secondary-color);
  line-height: 1.4;
}

.page-index__blog-excerpt {
  font-size: 0.9em;
  color: rgba(255, 246, 214, 0.8);
  line-height: 1.6;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Global image styles for content area */
.page-index img {
  max-width: 100%;
  height: auto;
  display: block;
  box-sizing: border-box;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-index__section-title {
    font-size: 2.2em;
  }
}

@media (max-width: 849px) {
  .page-index__blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-index__hero-section {
    padding-top: 10px !important;
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }
  .page-index__hero-banner {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 深色导语区 */
  .page-index__intro-section {
    padding: 24px 16px !important;
  }
  .page-index__section-title {
    font-size: clamp(1.8rem, 5vw, 2.2rem) !important;
    margin-bottom: 20px !important;
  }
  .page-index__section-title b {
    height: 1px !important;
  }
  .page-index__intro-quote {
    font-size: 1em !important;
    line-height: 1.6 !important;
    margin-bottom: 20px !important;
    padding-left: 15px !important;
  }
  .page-index__intro-text {
    font-size: 0.95em !important;
    line-height: 1.6 !important;
    margin: 10px auto !important;
  }

  /* 博客网格 */
  .page-index__blog-section {
    padding: 24px 16px !important;
  }
  .page-index__blog-grid {
    grid-template-columns: 1fr !important; /* Mobile: 1 column */
    gap: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-index__blog-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 通用图片与容器 */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__hero-section, .page-index__intro-section, .page-index__faq-section, .page-index__blog-section,
  .page-index__intro-inner, .page-index__faq-list, .page-index__blog-grid {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Specific overrides for sections that already have padding */
  .page-index__intro-section, .page-index__faq-section, .page-index__blog-section {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  .page-index__intro-inner, .page-index__faq-list, .page-index__blog-grid {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  /* 按钮与按钮容器 */
  .page-index__btn {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px !important;
    font-size: 1em !important;
    height: auto !important;
    min-height: 44px !important;
  }
  .page-index__intro-links-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 10px !important;
  }

  /* FAQ 与其他模块 */
  details.page-index__faq-item summary.page-index__faq-question {
    padding: 15px !important;
    min-height: 44px !important;
  }
  .page-index__faq-qtext {
    font-size: 1em !important;
  }
  .page-index__faq-toggle {
    font-size: 20px !important;
    width: 24px !important;
    height: 24px !important;
  }
  details.page-index__faq-item .page-index__faq-answer {
    padding: 0 15px 15px !important;
  }
}

@media (max-width: 549px) {
  .page-index__blog-grid {
    grid-template-columns: 1fr !important;
  }
}