/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */

:root {
  --vwin-green-primary: #11A84E;
  --vwin-green-secondary: #22C768;
  --vwin-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --vwin-card-bg: #11271B;
  --vwin-background: #08160F;
  --vwin-text-main: #F2FFF6;
  --vwin-text-secondary: #A7D9B8;
  --vwin-border: #2E7A4E;
  --vwin-glow: #57E38D;
  --vwin-gold: #F2C14E;
  --vwin-divider: #1E3A2A;
  --vwin-deep-green: #0A4B2C;
}

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

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

.page-blog__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--vwin-background);
  color: var(--vwin-text-main);
  overflow: hidden;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  position: relative;
  z-index: 1;
  max-height: 600px; /* Limit height for aesthetic */
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-blog__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  margin-top: 40px;
  max-width: 900px;
}

.page-blog__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--vwin-gold);
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

.page-blog__description {
  font-size: 1.15rem;
  color: var(--vwin-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--vwin-gold);
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 0 8px rgba(87, 227, 141, 0.3);
}

.page-blog__text-block {
  font-size: 1rem;
  color: var(--vwin-text-secondary);
  margin-bottom: 20px;
  text-align: justify;
}

.page-blog__introduction-section,
.page-blog__why-choose-section,
.page-blog__faq-section {
  padding: 80px 0;
  background-color: var(--vwin-background);
  color: var(--vwin-text-main);
}

.page-blog__featured-posts-section,
.page-blog__download-guide-section,
.page-blog__cta-section {
  padding: 80px 0;
  background-color: var(--vwin-card-bg);
  color: var(--vwin-text-main);
}

.page-blog__posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-blog__post-card {
  background-color: var(--vwin-background);
  border: 1px solid var(--vwin-border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-blog__post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-blog__post-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.page-blog__post-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-blog__post-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-blog__post-title a {
  color: var(--vwin-text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-blog__post-title a:hover {
  color: var(--vwin-green-secondary);
}

.page-blog__post-meta {
  font-size: 0.9rem;
  color: var(--vwin-text-secondary);
  margin-bottom: 15px;
}

.page-blog__post-excerpt {
  font-size: 1rem;
  color: var(--vwin-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__read-more-btn {
  display: inline-block;
  padding: 10px 20px;
  background: var(--vwin-button-gradient);
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
  transition: background-color 0.3s ease;
  align-self: flex-start;
}

.page-blog__read-more-btn:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
}

.page-blog__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__feature-item {
  background-color: var(--vwin-card-bg);
  border: 1px solid var(--vwin-border);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-blog__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.page-blog__feature-title {
  font-size: 1.5rem;
  color: var(--vwin-gold);
  margin-bottom: 15px;
}

.page-blog__feature-description {
  font-size: 1rem;
  color: var(--vwin-text-secondary);
}

.page-blog__download-steps {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-blog__step-item {
  background-color: var(--vwin-background);
  border: 1px solid var(--vwin-border);
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-blog__step-title {
  font-size: 1.3rem;
  color: var(--vwin-gold);
  margin-bottom: 10px;
}

.page-blog__step-description {
  font-size: 1rem;
  color: var(--vwin-text-secondary);
}

.page-blog__faq-list {
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-blog__faq-item {
  background-color: var(--vwin-card-bg);
  border: 1px solid var(--vwin-border);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-blog__faq-item details > summary {
  list-style: none;
}

.page-blog__faq-item details > summary::-webkit-details-marker {
  display: none;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--vwin-text-main);
  cursor: pointer;
  background-color: var(--vwin-card-bg);
  transition: background-color 0.3s ease;
}

.page-blog__faq-question:hover {
  background-color: var(--vwin-deep-green);
}

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

.page-blog__faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--vwin-gold);
  margin-left: 15px;
}

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1rem;
  color: var(--vwin-text-secondary);
  line-height: 1.6;
}

.page-blog__faq-image {
  display: block;
  margin: 40px auto 0 auto;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 180px;
  box-sizing: border-box;
}

.page-blog__btn-primary {
  background: var(--vwin-button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-secondary {
  background-color: transparent;
  color: var(--vwin-green-secondary);
  border: 2px solid var(--vwin-green-secondary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-secondary:hover {
  background-color: var(--vwin-green-secondary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* =======================================
   Responsive Styles
   ======================================= */

@media (max-width: 1024px) {
  .page-blog__hero-content {
    margin-top: 30px;
  }

  .page-blog__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

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

  .page-blog__section-title {
    font-size: clamp(1.6rem, 3.8vw, 2.5rem);
  }

  .page-blog__post-image {
    height: 200px;
  }

  .page-blog__post-title {
    font-size: 1.3rem;
  }

  .page-blog__feature-title {
    font-size: 1.4rem;
  }

  .page-blog__faq-question {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .page-blog {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-blog__container {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* body handles --header-offset, this is for visual spacing */
  }

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

  .page-blog__hero-content {
    margin-top: 25px;
  }

  .page-blog__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .page-blog__description {
    font-size: 0.95rem;
  }

  .page-blog__section-title {
    font-size: clamp(1.5rem, 5vw, 2.2rem);
  }

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

  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__hero-section,
  .page-blog__featured-posts-section,
  .page-blog__why-choose-section,
  .page-blog__download-guide-section,
  .page-blog__faq-section,
  .page-blog__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Videos responsiveness */
  .page-blog video,
  .page-blog__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-blog__video-section,
  .page-blog__video-container,
  .page-blog__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  /* Buttons responsiveness */
  .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-direction: column !important; /* Stack buttons vertically */
    gap: 15px;
  }

  .page-blog__posts-grid,
  .page-blog__features-grid {
    grid-template-columns: 1fr;
  }

  .page-blog__post-card {
    margin-bottom: 20px;
  }

  .page-blog__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-blog__faq-toggle {
    font-size: 1.3rem;
  }

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

@media (max-width: 480px) {
  .page-blog__hero-section {
    padding: 30px 10px;
    padding-top: 10px !important;
  }

  .page-blog__hero-image {
    max-height: 300px;
  }

  .page-blog__main-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .page-blog__description {
    font-size: 0.9rem;
  }

  .page-blog__section-title {
    font-size: clamp(1.4rem, 6vw, 2rem);
  }

  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    font-size: 1rem;
    padding: 12px 25px;
  }

  .page-blog__post-title {
    font-size: 1.2rem;
  }

  .page-blog__feature-title {
    font-size: 1.3rem;
  }
}