/* style/blog.css */

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

.page-blog {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--color-background);
}

.page-blog__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Đảm bảo khoảng cách nhỏ với header */
  text-align: center;
  overflow: hidden;
  box-sizing: border-box;
}

.page-blog__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.page-blog__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Làm tối ảnh nền để chữ dễ đọc */
  display: block;
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  color: var(--color-text-main);
}

.page-blog__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.page-blog__intro-text {
  font-size: 1.15em;
  line-height: 1.6;
  margin-bottom: 30px;
  color: var(--color-text-secondary);
}

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

.page-blog__btn-primary,
.page-blog__btn-secondary {
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.05em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: nowrap; /* Ngăn nút bị tràn trên desktop */
  box-sizing: border-box;
  max-width: 100%;
}

.page-blog__btn-primary {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 255, 0, 0.2);
}

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

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

.page-blog__btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-text-main);
}

.page-blog__btn-primary--large {
  padding: 18px 36px;
  font-size: 1.2em;
}

.page-blog__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  line-height: 1.7;
  color: var(--color-text-main);
}

.page-blog__section-title {
  font-size: 2.2em;
  font-weight: bold;
  color: var(--color-gold);
  margin-top: 50px;
  margin-bottom: 25px;
  text-align: center;
}

.page-blog__section-title--light {
  color: var(--color-text-main);
}

.page-blog__sub-title {
  font-size: 1.6em;
  font-weight: bold;
  color: var(--color-secondary);
  margin-top: 35px;
  margin-bottom: 15px;
}

.page-blog__paragraph {
  font-size: 1.05em;
  margin-bottom: 20px;
  color: var(--color-text-main);
}

.page-blog__paragraph--light {
  color: var(--color-text-secondary);
}

.page-blog__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  color: var(--color-text-main);
}

.page-blog__list-ordered {
  list-style-type: decimal;
  margin-left: 25px;
  margin-bottom: 20px;
  color: var(--color-text-main);
}

.page-blog__list-item {
  margin-bottom: 10px;
  font-size: 1.05em;
}

.page-blog__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  margin: 30px 0;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-text-link {
  color: var(--color-primary);
  text-decoration: underline;
  font-weight: bold;
  margin-top: 10px;
  display: block;
  transition: color 0.3s ease;
}

.page-blog__btn-text-link:hover {
  color: var(--color-gold);
}

.page-blog__cta-section {
  background-color: var(--color-deep-green);
  padding: 60px 20px;
  text-align: center;
  margin-top: 60px;
  border-radius: 10px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

/* FAQ Section */
.page-blog__faq-list {
  margin-top: 40px;
  margin-bottom: 60px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: bold;
  color: var(--color-text-main);
  cursor: pointer;
  background-color: var(--color-deep-green);
  border-bottom: 1px solid var(--color-divider);
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

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

.page-blog__faq-question:hover {
  background-color: var(--color-primary);
}

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

.page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--color-gold);
}

.page-blog__faq-answer {
  padding: 0 25px;
  font-size: 1em;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-blog__faq-item[open] .page-blog__faq-answer {
  max-height: 500px; /* Đủ lớn để chứa nội dung */
  padding: 20px 25px;
}

.page-blog__faq-item[open] .page-blog__faq-question {
  border-bottom-color: transparent;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog__main-title {
    font-size: 2.8em;
  }
  .page-blog__section-title {
    font-size: 1.8em;
  }
  .page-blog__sub-title {
    font-size: 1.4em;
  }
}

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

  .page-blog__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-blog__hero-content {
    padding: 0 10px;
  }

  .page-blog__main-title {
    font-size: 2.2em;
  }

  .page-blog__intro-text {
    font-size: 1em;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    padding: 0 15px; /* Thêm padding cho container nút */
  }

  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  .page-blog__btn-primary--large {
    padding: 15px 25px;
    font-size: 1.1em;
  }

  .page-blog__content-area {
    padding: 20px 15px;
  }

  .page-blog__section-title {
    font-size: 1.6em;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  .page-blog__sub-title {
    font-size: 1.2em;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-blog__paragraph,
  .page-blog__list-item {
    font-size: 0.95em;
  }

  /* Hình ảnh responsive */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }
  
  .page-blog__image-full-width {
    margin: 20px 0;
  }

  .page-blog__cta-section {
    padding: 40px 15px;
    margin-top: 40px;
  }

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

  .page-blog__faq-answer {
    padding: 0 20px;
  }
  .page-blog__faq-item[open] .page-blog__faq-answer {
    padding: 15px 20px;
  }
}