/* style/blog.css */

:root {
  --page-blog-primary-color: #113B7A;
  --page-blog-secondary-color: #1D5FD1;
  --page-blog-button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  --page-blog-card-bg: #10233F;
  --page-blog-text-main: #F3F8FF;
  --page-blog-text-secondary: #AFC4E8;
  --page-blog-border-color: #244D84;
  --page-blog-glow-color: #4FA8FF;
  --page-blog-gold-color: #F2C14E;
  --page-blog-divider-color: #1B3357;
  --page-blog-deep-navy-color: #08162B; /* Body background from shared.css */
}

.page-blog {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-blog-text-main); /* Light text for dark body background */
  background-color: var(--page-blog-deep-navy-color); /* Fallback, but body will override */
}

.page-blog__hero-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, relying on body for header offset */
  padding-bottom: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 600px;
  min-width: 200px;
  min-height: 200px;
}

.page-blog__hero-content {
  position: relative; /* Not absolute, to be below the image */
  z-index: 1;
  padding: 20px;
  max-width: 900px;
  margin-top: -100px; /* Pull content up slightly over image */
  background-color: var(--page-blog-card-bg); /* Dark background for content block */
  border-radius: 10px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--page-blog-border-color);
}

.page-blog__main-title {
  font-size: clamp(2.2em, 4vw, 3.2em);
  color: var(--page-blog-gold-color);
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.2;
  letter-spacing: 0.5px;
}

.page-blog__description {
  font-size: 1.1em;
  color: var(--page-blog-text-secondary);
  margin-bottom: 30px;
}

.page-blog__cta-button {
  display: inline-block;
  padding: 15px 30px;
  background: var(--page-blog-button-gradient);
  color: var(--page-blog-text-main);
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.1em;
  transition: background 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog__cta-button:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-2px);
}

.page-blog__cta-button--small {
  padding: 12px 25px;
  font-size: 1em;
}

.page-blog__cta-button--secondary {
  background: var(--page-blog-card-bg);
  color: var(--page-blog-gold-color);
  border: 1px solid var(--page-blog-border-color);
  margin-left: 15px;
}

.page-blog__cta-button--secondary:hover {
  background: var(--page-blog-border-color);
  color: var(--page-blog-text-main);
}

.page-blog__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  box-sizing: border-box;
}

.page-blog__dark-section {
  background-color: var(--page-blog-deep-navy-color);
  color: var(--page-blog-text-main);
}

.page-blog__light-bg {
  background-color: var(--page-blog-card-bg);
  color: var(--page-blog-text-main);
}

.page-blog__container {
  max-width: 1000px;
  margin: 0 auto;
}

.page-blog__section-title {
  font-size: 2.5em;
  color: var(--page-blog-gold-color);
  margin-bottom: 30px;
  text-align: center;
  font-weight: 700;
}

.page-blog__sub-title {
  font-size: 1.8em;
  color: var(--page-blog-text-main);
  margin-top: 40px;
  margin-bottom: 20px;
  font-weight: 600;
}

.page-blog__text-block {
  font-size: 1.1em;
  color: var(--page-blog-text-secondary);
  margin-bottom: 20px;
}

.page-blog__text-block a {
  color: var(--page-blog-glow-color);
  text-decoration: underline;
}

.page-blog__text-block a:hover {
  color: var(--page-blog-gold-color);
}

.page-blog__highlight-text {
  color: var(--page-blog-gold-color);
  font-weight: bold;
}

.page-blog__list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-blog__list-item {
  background-color: rgba(255, 255, 255, 0.05);
  border-left: 5px solid var(--page-blog-glow-color);
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 5px;
  color: var(--page-blog-text-secondary);
  font-size: 1.05em;
}

.page-blog__list-item:last-child {
  margin-bottom: 0;
}

.page-blog__list-title {
  color: var(--page-blog-text-main);
  font-size: 1.2em;
  margin-top: 0;
  margin-bottom: 10px;
}

.page-blog__list-item p {
  color: var(--page-blog-text-secondary);
  margin-bottom: 0;
}

.page-blog__content-image {
  width: 100%;
  height: auto;
  display: block;
  margin: 30px 0;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  min-width: 200px;
  min-height: 200px;
  object-fit: cover;
}

.page-blog__faq-section {
  padding: 60px 20px;
  background-color: var(--page-blog-deep-navy-color);
  color: var(--page-blog-text-main);
}

.page-blog__faq-list {
  margin-top: 30px;
}

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

.page-blog__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: 600;
  color: var(--page-blog-text-main);
  cursor: pointer;
  outline: none;
  list-style: none; /* Hide default marker */
}

.page-blog__faq-item summary::-webkit-details-marker {
  display: none; /* Hide default marker for webkit */
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

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

.page-blog__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--page-blog-gold-color);
  margin-left: 15px;
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
  content: '−';
}

.page-blog__faq-answer {
  padding: 0 25px 18px 25px;
  font-size: 1.05em;
  color: var(--page-blog-text-secondary);
  border-top: 1px solid var(--page-blog-divider-color);
}

.page-blog__faq-answer p {
  margin-top: 15px;
}

.page-blog__faq-answer a {
  color: var(--page-blog-glow-color);
  text-decoration: underline;
}

.page-blog__conclusion-section {
  padding: 60px 20px;
  text-align: center;
  background-color: var(--page-blog-card-bg);
  color: var(--page-blog-text-main);
}

.page-blog__conclusion-section .page-blog__section-title {
  margin-bottom: 20px;
}

.page-blog__conclusion-section .page-blog__sub-title {
  margin-top: 20px;
  margin-bottom: 15px;
}

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

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

/* Tablet and Mobile */
@media (max-width: 1024px) {
  .page-blog__hero-content {
    margin-top: -80px;
    max-width: 700px;
  }

  .page-blog__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }

  .page-blog__description {
    font-size: 1em;
  }

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

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

  .page-blog__text-block,
  .page-blog__list-item,
  .page-blog__faq-item summary {
    font-size: 1em;
  }
}

/* Mobile Specific */
@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-blog__hero-section {
    padding-top: 10px !important; /* Small top padding for mobile */
    padding-bottom: 20px;
  }

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

  .page-blog__hero-content {
    margin-top: -60px;
    padding: 15px;
    border-radius: 8px;
    max-width: 95%;
  }

  .page-blog__main-title {
    font-size: 1.8em !important;
    margin-bottom: 10px;
  }

  .page-blog__description {
    font-size: 0.95em;
    margin-bottom: 20px;
  }

  /* 通用图片与容器 */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-blog__content-area,
  .page-blog__faq-section,
  .page-blog__conclusion-section {
    padding: 30px 15px;
  }

  .page-blog__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
  }

  .page-blog__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .page-blog__sub-title {
    font-size: 1.4em;
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-blog__text-block,
  .page-blog__list-item p,
  .page-blog__faq-answer p {
    font-size: 1em;
  }

  /* 按钮与按钮容器 */
  .page-blog__cta-button,
  .page-blog__btn-primary,
  .page-blog__btn-secondary,
  .page-blog a[class*="button"],
  .page-blog 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;
    margin-left: 0 !important; /* Remove margin for secondary button */
  }

  .page-blog__cta-buttons {
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 其他内容模块 (FAQ) */
  .page-blog__faq-item summary {
    font-size: 1.1em;
    padding: 15px 20px;
  }

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

  .page-blog__list-item {
    padding: 12px 15px;
  }
}