/* style/blog.css */

:root {
  --f1686-red-dark: #E53935;
  --f1686-red-light: #FF5A4F;
  --f1686-white: #FFFFFF;
  --f1686-bg-light: #F5F7FA;
  --f1686-text-main: #333333;
  --f1686-border-light: #E0E0E0;
  --f1686-gradient-button: linear-gradient(180deg, var(--f1686-red-light) 0%, var(--f1686-red-dark) 100%);
}

.page-blog {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--f1686-text-main);
  background-color: var(--f1686-bg-light);
}

.page-blog__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Top Section - H1 and intro */
.page-blog__top-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--f1686-bg-light);
}

.page-blog__main-title {
  font-size: clamp(2em, 4vw, 3.2em);
  color: var(--f1686-red-dark);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.page-blog__intro-text {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--f1686-text-main);
}

.page-blog__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-blog__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 8px;
  font-size: 1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word;
}

.page-blog__btn--primary {
  background: var(--f1686-gradient-button);
  color: var(--f1686-white);
  border: none;
}

.page-blog__btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-blog__btn--secondary {
  background: var(--f1686-white);
  color: var(--f1686-red-dark);
  border: 2px solid var(--f1686-red-dark);
}

.page-blog__btn--secondary:hover {
  background: var(--f1686-red-light);
  color: var(--f1686-white);
  border-color: var(--f1686-red-light);
}

/* Section Titles and Descriptions */
.page-blog__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  color: var(--f1686-red-dark);
  text-align: center;
  margin-bottom: 15px;
  padding-top: 40px;
  font-weight: 700;
}

.page-blog__section-description {
  font-size: 1em;
  max-width: 900px;
  margin: 0 auto 40px auto;
  text-align: center;
  color: var(--f1686-text-main);
}

/* Article Grid */
.page-blog__articles-section,
.page-blog__tips-strategies-section,
.page-blog__news-updates-section {
  padding: 60px 0;
  background-color: var(--f1686-bg-light);
}

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

.page-blog__article-card {
  background-color: var(--f1686-white);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

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

.page-blog__article-figure {
  margin: 0;
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  overflow: hidden;
}

.page-blog__article-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

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

.page-blog__article-caption {
  background-color: rgba(0, 0, 0, 0.6);
  color: var(--f1686-white);
  padding: 5px 10px;
  font-size: 0.85em;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  box-sizing: border-box;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.page-blog__article-card:hover .page-blog__article-caption {
  transform: translateY(0);
}

.page-blog__article-title {
  font-size: 1.25em;
  color: var(--f1686-red-dark);
  padding: 15px 20px 10px;
  margin: 0;
  flex-grow: 1;
}

.page-blog__article-excerpt {
  font-size: 0.95em;
  color: var(--f1686-text-main);
  padding: 0 20px 15px;
  margin: 0;
}

.page-blog__article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px 20px;
  border-top: 1px solid var(--f1686-border-light);
  margin-top: auto; /* Push to bottom */
}

.page-blog__article-date {
  font-size: 0.85em;
  color: #666;
}

.page-blog__read-more {
  font-size: 0.9em;
  color: var(--f1686-red-light);
  text-decoration: none;
  font-weight: bold;
}

.page-blog__read-more:hover {
  text-decoration: underline;
}

.page-blog__view-all-btn-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-blog__btn--view-all {
  background: var(--f1686-gradient-button);
  color: var(--f1686-white);
  border: none;
  padding: 15px 40px;
  font-size: 1.1em;
  border-radius: 8px;
}

.page-blog__btn--view-all:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* Guides Section */
.page-blog__guides-section {
  padding: 60px 0;
  background-color: var(--f1686-red-dark);
  color: var(--f1686-white);
}

.page-blog__guides-section .page-blog__section-title,
.page-blog__guides-section .page-blog__section-description {
  color: var(--f1686-white);
}

.page-blog__guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-blog__guide-card {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 25px;
  transition: background-color 0.3s ease;
}

.page-blog__guide-card:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.page-blog__guide-title {
  font-size: 1.3em;
  margin-top: 0;
  margin-bottom: 10px;
}

.page-blog__guide-title a {
  color: var(--f1686-white);
  text-decoration: none;
}

.page-blog__guide-title a:hover {
  text-decoration: underline;
}

.page-blog__guide-excerpt {
  font-size: 0.95em;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0;
}

/* News Updates Section - Specific background */
.page-blog__news-updates-section.page-blog__light-bg {
  background-color: var(--f1686-bg-light);
  color: var(--f1686-text-main);
}

.page-blog__news-updates-section.page-blog__light-bg .page-blog__section-title,
.page-blog__news-updates-section.page-blog__light-bg .page-blog__section-description {
  color: var(--f1686-text-main);
}

/* FAQ Section */
.page-blog__faq-section {
  padding: 60px 0;
  background-color: var(--f1686-red-dark);
  color: var(--f1686-white);
}

.page-blog__faq-section .page-blog__section-title,
.page-blog__faq-section .page-blog__section-description {
  color: var(--f1686-white);
}

.page-blog__faq-list {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 20px;
}

.page-blog__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: bold;
  color: var(--f1686-white);
  cursor: pointer;
  margin: 0;
  background-color: rgba(255, 255, 255, 0.05);
  transition: background-color 0.3s ease;
}

.page-blog__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.page-blog__faq-answer {
  padding: 0 25px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
  color: rgba(255, 255, 255, 0.8);
}

.page-blog__faq-answer p {
  padding-bottom: 20px;
  margin: 0;
}

.page-blog__faq-item.active .page-blog__faq-answer {
  max-height: 500px; /* Sufficiently large for content */
  padding-top: 10px;
}

.page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transform: rotate(0deg);
  transition: transform 0.3s ease;
}

.page-blog__faq-item.active .page-blog__faq-toggle {
  transform: rotate(45deg);
}

/* Action Promo Section */
.page-blog__action-promo {
  padding: 60px 0;
  background-color: var(--f1686-bg-light);
  text-align: center;
}

.page-blog__promo-box {
  background-color: var(--f1686-white);
  border-radius: 12px;
  padding: 50px 30px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  max-width: 900px;
}

.page-blog__promo-title {
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  color: var(--f1686-red-dark);
  margin-bottom: 20px;
  font-weight: 700;
}

.page-blog__promo-description {
  font-size: 1.1em;
  max-width: 700px;
  margin: 0 auto 30px auto;
  color: var(--f1686-text-main);
}

/* Dark background for sections with brand color */
.page-blog__dark-section {
  background-color: var(--f1686-red-dark);
  color: var(--f1686-white);
}

.page-blog__dark-section .page-blog__section-title,
.page-blog__dark-section .page-blog__section-description {
  color: var(--f1686-white);
}

/* Light background for sections */
.page-blog__light-bg {
  background-color: var(--f1686-bg-light);
  color: var(--f1686-text-main);
}

.page-blog__light-bg .page-blog__section-title,
.page-blog__light-bg .page-blog__section-description {
  color: var(--f1686-text-main);
}

/* General image responsiveness */
.page-blog img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
  .page-blog__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }

  .page-blog__section-title {
    font-size: clamp(1.8em, 4vw, 2.2em);
  }

  .page-blog__intro-text,
  .page-blog__section-description,
  .page-blog__promo-description {
    font-size: 1em;
  }

  .page-blog__article-grid,
  .page-blog__guide-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }

  .page-blog__article-figure {
    height: 180px;
  }

  .page-blog__promo-box {
    padding: 40px 25px;
  }
}

@media (max-width: 768px) {
  .page-blog {
    font-size: 15px;
    line-height: 1.65;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-blog__top-section {
    padding-top: 10px !important; /* Small top padding, body handles header offset */
    padding-bottom: 30px;
  }

  .page-blog__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-blog__intro-text {
    margin-bottom: 25px;
  }

  .page-blog__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
    padding: 0 15px;
  }

  .page-blog__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    font-size: 1.05em;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器（通用内容容器）*/
  .page-blog__container {
    padding-left: 15px;
    padding-right: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__articles-section,
  .page-blog__guides-section,
  .page-blog__tips-strategies-section,
  .page-blog__news-updates-section,
  .page-blog__faq-section,
  .page-blog__action-promo {
    padding: 40px 0;
  }

  .page-blog__section-title {
    font-size: clamp(1.5em, 6vw, 2em);
    padding-top: 30px;
    margin-bottom: 10px;
  }

  .page-blog__section-description {
    margin-bottom: 30px;
  }

  .page-blog__article-grid,
  .page-blog__guide-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 25px;
  }

  .page-blog__article-card {
    margin-left: 0;
    margin-right: 0;
  }

  .page-blog__article-figure {
    height: 220px;
  }

  .page-blog__article-title {
    font-size: 1.15em;
    padding: 12px 18px 8px;
  }

  .page-blog__article-excerpt {
    padding: 0 18px 12px;
    font-size: 0.9em;
  }

  .page-blog__article-meta {
    padding: 8px 18px 18px;
  }

  .page-blog__view-all-btn-wrapper {
    margin-top: 40px;
  }

  .page-blog__btn--view-all {
    padding: 12px 30px;
    font-size: 1em;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* 3. 通用图片与 figure */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog__article-figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: 100% !important; /* maintain object-fit behavior */
  }

  /* 4. 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;
  }

  .page-blog__cta-buttons,
  .page-blog__button-group,
  .page-blog__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;
    flex-direction: column;
  }

  /* 5. 注册教程与 FAQ 区块 */
  .page-blog__faq-list {
    padding-top: 15px;
  }

  .page-blog__faq-question {
    padding: 15px 20px;
    font-size: 1.05em;
  }

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

  .page-blog__faq-answer p {
    padding-bottom: 15px;
  }

  .page-blog__promo-box {
    padding: 30px 20px;
  }

  .page-blog__promo-title {
    font-size: clamp(1.5em, 6vw, 2em);
  }

  .page-blog__promo-description {
    font-size: 0.95em;
  }
}