/* style/index.css */

:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --text-main-color: #1F2D3D;
  --custom-color-1776249996415: #000000;
  --card-bg-color: #FFFFFF;
  --background-color: #F4F7FB;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --dark-section-bg: #252b38;
  --blog-card-bg: #181b1f;
  --title-accent-color: #ed9107;
}

.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color); /* Default text color for light background */
  background-color: var(--background-color); /* Default page background */
}

/* Module 0: Hero Banner */
.page-index__hero-section {
  padding-top: 10px;
  width: 100%;
  box-sizing: border-box;
}

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

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

/* Module 1: Intro Section */
.page-index__intro-section {
  background-color: var(--dark-section-bg);
  color: #ffffff;
  padding: 40px 20px;
  box-sizing: border-box;
}

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

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

.page-index__section-title--center b {
  content: '';
  display: block;
  height: 2px;
  background: var(--title-accent-color);
  flex-grow: 1;
  margin: 0 15px;
  max-width: 80px;
}

.page-index__section-title--normal b {
  content: '';
  display: block;
  height: 2px;
  background: var(--title-accent-color);
  flex-grow: 1;
  margin: 0 15px;
  max-width: 60px;
}

.page-index__section-title span {
  white-space: nowrap;
}

.page-index__intro-paragraph,
.page-index__intro-quote p {
  font-size: 1.1em;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

.page-index__intro-links {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.page-index__intro-links li {
  margin: 0;
}

.page-index__btn-primary,
.page-index__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  min-width: 150px; /* Ensure buttons are not too small */
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  border: none;
}

.page-index__btn-primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  transform: translateY(-2px);
}

.page-index__btn-secondary {
  background: none;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-index__btn-secondary:hover {
  background-color: rgba(47, 107, 255, 0.1);
  color: #ffffff;
  border-color: #ffffff;
  transform: translateY(-2px);
}

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

.page-index__faq-container {
  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-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

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;
  color: var(--custom-color-1776249996415);
  font-weight: 600;
}

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: #f5f8fc; /* Lighter hover for light background */
}

.page-index__faq-qtext {
  flex: 1;
  font-size: 1.1em;
  line-height: 1.5;
  text-align: left;
}

.page-index__faq-toggle {
  font-size: 1.8em;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-index__faq-item .page-index__faq-answer {
  padding: 0 20px 20px;
  background: #fcfdfe; /* Slightly different background for answer */
  border-radius: 0 0 8px 8px;
  color: var(--text-main-color);
}

.page-index__faq-answer p {
  margin: 0;
  font-size: 1em;
  line-height: 1.7;
}

/* Module 3: Blog Section */
.page-index__blog-section {
  background-color: var(--dark-section-bg);
  padding: 60px 20px;
  box-sizing: border-box;
  color: #ffffff;
}

.page-index__blog-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-index__blog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  margin-top: 40px;
}

.page-index__blog-card {
  background-color: var(--blog-card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-index__blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-index__blog-card-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.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;
  min-width: 200px; /* Enforce min size */
  min-height: 200px; /* Enforce min size */
}

.page-index__blog-date {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--title-accent-color);
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 5px;
  font-size: 0.9em;
  font-weight: bold;
  text-align: center;
  line-height: 1.2;
}

.page-index__blog-day {
  display: block;
  font-size: 1.4em;
}

.page-index__blog-month {
  display: block;
  font-size: 0.8em;
}

.page-index__blog-body {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.page-index__blog-excerpt {
  font-size: 0.95em;
  color: #cccccc;
  margin-bottom: 0;
  flex-grow: 1;
}

.page-index__blog-view-all {
  text-align: center;
  margin-top: 50px;
}

/* General image and button responsive styles */
.page-index img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-index a[class*="btn"],
.page-index a[class*="button"] {
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

/* --- Responsive Styles --- */

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

  .page-index__intro-paragraph,
  .page-index__intro-quote p {
    font-size: 1em;
  }
}

@media (max-width: 849px) {
  .page-index__blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@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;
    box-sizing: border-box !important;
  }

  .page-index__hero-banner img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* 深色导语区 */
  .page-index__intro-section {
    padding: 30px 15px !important;
  }

  .page-index__section-title {
    font-size: clamp(1.8rem, 5vw, 2.2rem) !important;
    margin-bottom: 25px !important;
  }

  .page-index__section-title--center b,
  .page-index__section-title--normal b {
    max-width: 40px;
    margin: 0 10px;
  }

  .page-index__intro-paragraph,
  .page-index__intro-quote p {
    font-size: 0.95em !important;
    line-height: 1.7 !important;
    margin-bottom: 15px !important;
  }

  .page-index__intro-links {
    flex-direction: column !important;
    gap: 10px !important;
    margin-top: 20px !important;
    padding: 0 15px;
  }

  .page-index__btn-primary,
  .page-index__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 10px 15px !important;
    font-size: 0.95em !important;
  }

  /* FAQ 与其他模块 */
  .page-index__faq-section {
    padding: 30px 15px !important;
  }

  details.page-index__faq-item summary.page-index__faq-question {
    padding: 15px !important;
    font-size: 1em !important;
  }

  .page-index__faq-qtext {
    font-size: 1em !important;
  }

  .page-index__faq-toggle {
    font-size: 1.5em !important;
    width: 24px;
  }

  details.page-index__faq-item .page-index__faq-answer {
    padding: 0 15px 15px !important;
  }

  .page-index__faq-answer p {
    font-size: 0.95em !important;
  }

  /* 博客网格 */
  .page-index__blog-section {
    padding: 40px 15px !important;
  }

  .page-index__blog-grid {
    grid-template-columns: 1fr !important;
    gap: 15px !important;
    margin-top: 25px !important;
  }

  .page-index__blog-card {
    max-width: 100% !important;
  }

  .page-index__blog-media img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-index__blog-body {
    padding: 15px !important;
  }

  .page-index__blog-title {
    font-size: 1.1em !important;
  }

  .page-index__blog-excerpt {
    font-size: 0.9em !important;
  }

  .page-index__blog-view-all {
    margin-top: 30px !important;
  }

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

  .page-index__intro-inner,
  .page-index__faq-container,
  .page-index__blog-container {
    max-width: 100% !important;
    width: 100% !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }

  /* 按钮与按钮容器 */
  .page-index__intro-links {
    flex-direction: column !important; /* Stack buttons vertically */
    align-items: center !important;
    width: 100% !important;
  }

  .page-index__intro-links li {
    width: 100% !important;
  }

  .page-index__cta-button,
  .page-index__btn-primary,
  .page-index__btn-secondary,
  .page-index a[class*="button"],
  .page-index 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 !important;
    padding-right: 15px !important;
  }

  .page-index__cta-buttons,
  .page-index__button-group,
  .page-index__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;
  }
}

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