.page-blog-do99-nha-cai-platform-review {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
}

.page-blog-do99-nha-cai-platform-review__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-do99-nha-cai-platform-review__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px; /* body handles header offset, only 10px for top visual padding */
  text-align: center;
  overflow: hidden;
  background-color: #08160F;
}

.page-blog-do99-nha-cai-platform-review__hero-image-wrapper {
  width: 100%;
  max-height: 700px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-blog-do99-nha-cai-platform-review__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 200px;
}

.page-blog-do99-nha-cai-platform-review__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  box-sizing: border-box;
  margin-top: -150px; /* Overlap slightly for visual effect, but content is below image */
  background: linear-gradient(0deg, rgba(8,22,15,1) 0%, rgba(8,22,15,0.8) 50%, rgba(8,22,15,0) 100%);
  padding-top: 150px;
}

.page-blog-do99-nha-cai-platform-review__hero-content h1 {
  color: #F2FFF6; /* Text Main */
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.page-blog-do99-nha-cai-platform-review__hero-description {
  color: #A7D9B8; /* Text Secondary */
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-do99-nha-cai-platform-review__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-blog-do99-nha-cai-platform-review__btn-primary,
.page-blog-do99-nha-cai-platform-review__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.05em;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  min-width: 150px;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog-do99-nha-cai-platform-review__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-blog-do99-nha-cai-platform-review__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.page-blog-do99-nha-cai-platform-review__btn-secondary {
  background: #11271B; /* Card BG */
  color: #2AD16F;
  border: 2px solid #2E7A4E; /* Border */
}

.page-blog-do99-nha-cai-platform-review__btn-secondary:hover {
  background: #2E7A4E; /* Border */
  color: #F2FFF6; /* Text Main */
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.page-blog-do99-nha-cai-platform-review__section-title {
  font-size: 2.5em;
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 40px;
  padding-top: 40px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.page-blog-do99-nha-cai-platform-review__content-section {
  padding: 60px 0;
}

.page-blog-do99-nha-cai-platform-review__dark-bg {
  background-color: #08160F; /* Background */
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__light-bg {
  background-color: #11271B; /* Card BG */
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__text-block strong {
  color: #2AD16F;
}

.page-blog-do99-nha-cai-platform-review__grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-blog-do99-nha-cai-platform-review__card {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  border: 1px solid #2E7A4E; /* Border */
  display: flex;
  flex-direction: column;
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  min-height: 200px;
}

.page-blog-do99-nha-cai-platform-review__card-title {
  font-size: 1.5em;
  color: #2AD16F;
  padding: 15px 20px 10px;
}

.page-blog-do99-nha-cai-platform-review__card-title a {
  color: #2AD16F;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-blog-do99-nha-cai-platform-review__card-title a:hover {
  color: #57E38D; /* Glow */
}

.page-blog-do99-nha-cai-platform-review__card-description {
  padding: 0 20px 20px;
  font-size: 0.95em;
  color: #A7D9B8; /* Text Secondary */
  flex-grow: 1;
}

.page-blog-do99-nha-cai-platform-review__feature-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-blog-do99-nha-cai-platform-review__feature-item {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  border: 1px solid #2E7A4E; /* Border */
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__feature-title {
  font-size: 1.4em;
  color: #2AD16F;
  margin-bottom: 10px;
}

.page-blog-do99-nha-cai-platform-review__feature-description {
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
}

.page-blog-do99-nha-cai-platform-review__guide-steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 30px;
}

.page-blog-do99-nha-cai-platform-review__guide-item {
  background-color: #08160F; /* Background */
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  border: 1px solid #2E7A4E; /* Border */
  flex: 1 1 300px;
  max-width: 380px;
  text-align: center;
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__guide-title {
  font-size: 1.6em;
  color: #F2C14E; /* Gold */
  margin-bottom: 15px;
}

.page-blog-do99-nha-cai-platform-review__guide-description {
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 25px;
}

.page-blog-do99-nha-cai-platform-review__center-button {
  text-align: center;
  margin-top: 40px;
}

.page-blog-do99-nha-cai-platform-review__promo-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-blog-do99-nha-cai-platform-review__promo-item {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  border: 1px solid #2E7A4E; /* Border */
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__promo-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  min-height: 200px;
}

.page-blog-do99-nha-cai-platform-review__promo-title {
  font-size: 1.4em;
  color: #2AD16F;
  padding: 15px 20px 10px;
}

.page-blog-do99-nha-cai-platform-review__promo-description {
  padding: 0 20px 20px;
  font-size: 0.95em;
  color: #A7D9B8; /* Text Secondary */
}

.page-blog-do99-nha-cai-platform-review__support-channels {
  list-style: none;
  padding: 0;
  margin-top: 30px;
}

.page-blog-do99-nha-cai-platform-review__support-item {
  background-color: #08160F; /* Background */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 15px;
  font-size: 1.1em;
  color: #F2FFF6; /* Text Main */
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.page-blog-do99-nha-cai-platform-review__support-item:last-child {
  margin-bottom: 0;
}

.page-blog-do99-nha-cai-platform-review__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-do99-nha-cai-platform-review__faq-item {
  background-color: #08160F; /* Background */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.page-blog-do99-nha-cai-platform-review__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: #2AD16F;
  cursor: pointer;
  background-color: #11271B; /* Card BG */
  border-bottom: 1px solid #2E7A4E;
  list-style: none;
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none;   /* Safari */
  -khtml-user-select: none;    /* Konqueror HTML */
  -moz-user-select: none;      /* Old versions of Firefox */
  -ms-user-select: none;       /* Internet Explorer/Edge */
  user-select: none;           /* Non-prefixed version, currently supported by Chrome, Edge, Opera and Firefox */
}

.page-blog-do99-nha-cai-platform-review__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-do99-nha-cai-platform-review__faq-item[open] .page-blog-do99-nha-cai-platform-review__faq-question {
  border-bottom: 1px solid #2E7A4E;
}

.page-blog-do99-nha-cai-platform-review__faq-qtext {
  flex-grow: 1;
  color: #F2FFF6; /* Text Main */
}

.page-blog-do99-nha-cai-platform-review__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: #2AD16F;
  transition: transform 0.3s ease;
}

.page-blog-do99-nha-cai-platform-review__faq-item[open] .page-blog-do99-nha-cai-platform-review__faq-toggle {
  transform: rotate(45deg);
}

.page-blog-do99-nha-cai-platform-review__faq-answer {
  padding: 20px 25px;
  font-size: 1.05em;
  color: #A7D9B8; /* Text Secondary */
}

.page-blog-do99-nha-cai-platform-review__faq-answer p {
  margin-bottom: 10px;
}

.page-blog-do99-nha-cai-platform-review__faq-answer p:last-child {
  margin-bottom: 0;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-blog-do99-nha-cai-platform-review__hero-content {
    margin-top: -100px;
    padding-top: 100px;
  }
  .page-blog-do99-nha-cai-platform-review__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-blog-do99-nha-cai-platform-review__hero-content {
    margin-top: -50px;
    padding-top: 50px;
  }
  .page-blog-do99-nha-cai-platform-review__hero-content h1 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-blog-do99-nha-cai-platform-review__hero-description {
    font-size: 1em;
  }
  .page-blog-do99-nha-cai-platform-review__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-blog-do99-nha-cai-platform-review__btn-primary,
  .page-blog-do99-nha-cai-platform-review__btn-secondary {
    width: 100% !important;
    max-width: 300px !important;
    margin: 0 auto;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-blog-do99-nha-cai-platform-review__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-blog-do99-nha-cai-platform-review__content-section {
    padding: 40px 0;
  }
  .page-blog-do99-nha-cai-platform-review__text-block,
  .page-blog-do99-nha-cai-platform-review__feature-description,
  .page-blog-do99-nha-cai-platform-review__guide-description,
  .page-blog-do99-nha-cai-platform-review__promo-description,
  .page-blog-do99-nha-cai-platform-review__support-item,
  .page-blog-do99-nha-cai-platform-review__faq-answer {
    font-size: 0.95em;
  }
  .page-blog-do99-nha-cai-platform-review__card-image,
  .page-blog-do99-nha-cai-platform-review__promo-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px;
  }
  .page-blog-do99-nha-cai-platform-review__grid-layout,
  .page-blog-do99-nha-cai-platform-review__feature-list,
  .page-blog-do99-nha-cai-platform-review__promo-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-blog-do99-nha-cai-platform-review__guide-steps {
    flex-direction: column;
    align-items: center;
  }
  .page-blog-do99-nha-cai-platform-review__guide-item {
    max-width: 100%;
    width: calc(100% - 30px); /* Adjust for padding */
  }
  .page-blog-do99-nha-cai-platform-review__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-do99-nha-cai-platform-review img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-blog-do99-nha-cai-platform-review__hero-image-wrapper,
  .page-blog-do99-nha-cai-platform-review__card,
  .page-blog-do99-nha-cai-platform-review__promo-item,
  .page-blog-do99-nha-cai-platform-review__guide-item,
  .page-blog-do99-nha-cai-platform-review__feature-item,
  .page-blog-do99-nha-cai-platform-review__support-item,
  .page-blog-do99-nha-cai-platform-review__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-do99-nha-cai-platform-review__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }
  .page-blog-do99-nha-cai-platform-review__faq-answer {
    padding: 15px 20px;
  }
}