/* style/blog.css */
/* body đã padding-top: var(--header-offset)；trang này không được thêm lại biến này */

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

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

.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 0;
  padding-top: 10px; /* Nhỏ hơn var(--header-offset) */
  text-align: center;
  background-color: var(--deep-green);
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7);
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: -150px; /* Kéo nội dung lên trên hình ảnh một chút */
  padding: 20px;
  background: rgba(17, 39, 27, 0.85); /* Card BG với độ trong suốt */
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(0);
}

.page-blog__main-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem); /* Sử dụng clamp để giới hạn kích thước */
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.page-blog__hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-blog__btn-primary,
.page-blog__btn-secondary {
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  box-sizing: border-box;
  white-space: normal; /* Cho phép văn bản xuống dòng */
  word-wrap: break-word; /* Ngắt từ */
}

.page-blog__btn-primary {
  background: var(--button-gradient);
  color: #ffffff; /* Luôn là màu trắng */
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 15px var(--glow-color);
}

.page-blog__btn-secondary {
  background: transparent;
  color: var(--glow-color);
  border: 2px solid var(--glow-color);
}

.page-blog__btn-secondary:hover {
  background: var(--glow-color);
  color: var(--deep-green); /* Màu chữ xanh đậm khi hover */
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.3;
}

.page-blog__section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__article-list-section {
  padding: 80px 0;
  background-color: var(--bg-color);
}

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

.page-blog__article-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-blog__article-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--glow-color);
}

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

.page-blog__card-content {
  padding: 25px;
}

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

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

.page-blog__card-title a:hover {
  color: var(--gold-color);
}

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

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

.page-blog__read-more-link {
  color: var(--glow-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-blog__read-more-link:hover {
  color: var(--gold-color);
  text-decoration: underline;
}

.page-blog__view-all-button {
  text-align: center;
  margin-top: 40px;
}

.page-blog__categories-section {
  padding: 80px 0;
  background-color: var(--deep-green);
}

.page-blog__categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 25px;
}

.page-blog__category-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 25px;
  text-align: center;
  text-decoration: none;
  color: var(--text-main);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-blog__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), 0 0 10px var(--glow-color);
}

.page-blog__category-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__category-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
}

.page-blog__why-49bet-section {
  padding: 80px 0;
  background-color: var(--bg-color);
}

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

.page-blog__feature-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
}

.page-blog__feature-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__feature-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--gold-color);
  margin-bottom: 15px;
}

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

.page-blog__cta-section {
  padding: 80px 0;
  background: var(--button-gradient);
  text-align: center;
}

.page-blog__cta-section .page-blog__section-title {
  color: #ffffff; /* Luôn là màu trắng trên nền gradient */
}

.page-blog__cta-section .page-blog__section-description {
  color: #f0f0f0; /* Màu trắng nhạt */
}

.page-blog__btn-large {
  padding: 16px 40px;
  font-size: 1.2rem;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-large:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), 0 0 20px rgba(255, 255, 255, 0.6);
}

.page-blog__faq-section {
  padding: 80px 0;
  background-color: var(--deep-green);
}

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

.page-blog__faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-blog__faq-item[open] {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2), 0 0 10px var(--glow-color);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  background-color: var(--card-bg);
  position: relative;
  list-style: none;
}

.page-blog__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog__faq-qtext {
  flex-grow: 1;
  color: var(--text-main);
}

.page-blog__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--glow-color);
}

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

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-blog__hero-content {
    margin-top: -100px;
  }
  .page-blog__article-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-blog__categories-grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  }
  .page-blog__feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-blog {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-blog__container {
    padding: 0 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog__hero-section {
    padding: 40px 0;
    padding-top: 10px !important; /* body đã xử lý padding-top */
  }
  .page-blog__hero-image-wrapper {
    max-height: 300px;
  }
  .page-blog__hero-content {
    margin-top: -80px;
    padding: 15px;
    width: calc(100% - 30px);
    box-sizing: border-box;
  }
  .page-blog__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-blog__hero-description {
    font-size: 1rem;
    margin-bottom: 20px;
  }
  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-blog__btn-primary, .page-blog__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-blog__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 15px;
  }
  .page-blog__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }
  .page-blog__article-list-section, .page-blog__categories-section, .page-blog__why-49bet-section, .page-blog__cta-section, .page-blog__faq-section {
    padding: 50px 0;
  }
  .page-blog__article-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-blog__article-thumbnail {
    height: 180px;
  }
  .page-blog__card-title {
    font-size: 1.2rem;
  }
  .page-blog__categories-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
  .page-blog__category-icon {
    width: 70px;
    height: 70px;
  }
  .page-blog__category-title {
    font-size: 1rem;
  }
  .page-blog__feature-grid {
    grid-template-columns: 1fr;
  }
  .page-blog__feature-icon {
    width: 80px;
    height: 80px;
  }
  .page-blog__faq-question {
    padding: 15px 20px;
    font-size: 1rem;
  }
  .page-blog__faq-toggle {
    font-size: 1.5rem;
  }
  .page-blog__faq-answer {
    padding: 0 20px 15px 20px;
    font-size: 0.95rem;
  }

  /* Tất cả hình ảnh phải thích ứng với màn hình di động */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Tất cả các vùng chứa hình ảnh phải thích ứng với màn hình di động */
  .page-blog__hero-image-wrapper,
  .page-blog__article-card,
  .page-blog__category-card,
  .page-blog__feature-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* Các vùng chứa chung khác */
  .page-blog__article-list-section .page-blog__container,
  .page-blog__categories-section .page-blog__container,
  .page-blog__why-49bet-section .page-blog__container,
  .page-blog__cta-section .page-blog__container,
  .page-blog__faq-section .page-blog__container {
    padding-left: 15px;
    padding-right: 15px;
  }
}