/* Trang chủ ae 88 - chỉ áp dụng cho .page-index */
.page-index__hero-section {
  padding-top: 0;
  margin-top: 0;
  width: 100%;
  overflow: hidden;
  background-color: #FFFFFF;
}
.page-index__hero-link,
.page-index__hero-image {
  display: block;
  width: 100%;
  max-width: 100%;
}
.page-index__hero-image {
  height: auto;
  object-fit: cover;
  aspect-ratio: 17/5;
}

.page-index__logo-grid-section {
  background-color: #FFFFFF;
  padding: 16px 16px 28px;
  width: 100%;
  box-sizing: border-box;
}
.page-index__logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.page-index__logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 260px;
  text-align: center;
  padding: 12px 16px;
  box-sizing: border-box;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}
.page-index__logo-image {
  width: 100%;
  height: auto;
  aspect-ratio: 2/1;
  object-fit: contain;
  display: block;
}
.page-index__logo-cta {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  background: #0477db;
  color: #ffffff;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  line-height: 1.4;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(4, 119, 219, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}
.page-index__logo-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(4, 119, 219, 0.45);
  color: #ffff00;
}
.page-index__logo-grid .page-index__logo-item:nth-child(5) {
  grid-column: 2;
}
.page-index__logo-grid .page-index__logo-item:nth-child(6) {
  grid-column: 3;
}

.page-index__guide-section {
  background-color: #FFFFFF;
  width: 100%;
  box-sizing: border-box;
}
.page-index__guide-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 16px 48px;
  width: 100%;
  box-sizing: border-box;
}
.page-index__guide-title {
  text-align: center;
  color: #0477db;
  font-size: 1.75rem;
  margin: 12px 0 20px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.page-index__guide-section h2 {
  color: #017439;
  font-size: 1.4rem;
  margin-top: 28px;
  margin-bottom: 12px;
  line-height: 1.3;
}
.page-index__guide-section h3 {
  color: #0477db;
  font-size: 1.1rem;
  margin: 16px 0 8px;
  font-weight: 600;
}
.page-index__guide-section p {
  color: #333333;
  font-size: 1rem;
  line-height: 1.7;
  margin: 10px 0;
}
.page-index__guide-section ol {
  color: #333333;
  padding-left: 20px;
}
.page-index__guide-section li {
  margin: 6px 0;
  line-height: 1.6;
}
.page-index__guide-section ul {
  color: #333333;
  padding-left: 20px;
}
.page-index__guide-figure {
  margin: 24px auto;
  text-align: center;
  max-width: 800px;
  width: 100%;
}
.page-index__guide-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 2/1;
  object-fit: cover;
  display: block;
  margin: 0 auto;
}
.page-index__guide-figure figcaption {
  font-size: 0.9rem;
  color: #666666;
  margin-top: 8px;
}
.page-index__guide-section details {
  background-color: #f7f9f8;
  border-radius: 8px;
  padding: 10px 14px;
  margin: 10px 0;
  border-left: 3px solid #017439;
  box-sizing: border-box;
}
.page-index__guide-section summary {
  color: #017439;
  font-weight: 600;
  cursor: pointer;
  line-height: 1.5;
}
.page-index__guide-section details[open] summary {
  color: #017439;
  margin-bottom: 6px;
}
.page-index__guide-section details p {
  margin: 4px 0;
}
.page-index__guide-section strong {
  color: #0477db;
  font-weight: 700;
}
.page-index__guide-section a {
  color: #0477db;
}

/* Điều chỉnh cho màn hình nhỏ hơn 1024px (tránh quá bức bối khi zoom nhẹ) */
@media (max-width: 1024px) {
  .page-index__logo-grid {
    gap: 16px;
  }
}

/* Media query mobile 768px */
@media (max-width: 768px) {
  .page-index__hero-section {
    padding-top: 0;
    margin-top: 0;
  }
  .page-index__hero-image {
    aspect-ratio: 2/1;
    width: 100%;
    height: auto;
  }

  .page-index__logo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 10px;
    padding: 0;
  }
  .page-index__logo-grid .page-index__logo-item:nth-child(5),
  .page-index__logo-grid .page-index__logo-item:nth-child(6) {
    grid-column: auto;
  }

  .page-index__logo-item {
    max-width: 100%;
  }
  .page-index__logo-cta {
    width: 100%;
    box-sizing: border-box;
  }

  .page-index__guide-title {
    font-size: 1.4rem;
    margin-top: 8px;
    margin-bottom: 12px;
  }
  .page-index__guide-inner {
    padding-top: 8px;
  }
  .page-index__guide-section h2 {
    font-size: 1.25rem;
  }
  .page-index__guide-section h3 {
    font-size: 1rem;
  }
  .page-index__guide-figure {
    margin: 12px auto;
  }
  .page-index__guide-image {
    width: 100%;
    max-width: 100%;
    height: auto;
  }
  .page-index__guide-section p {
    font-size: 0.95rem;
  }

  /* Chống tràn ngang cho mọi hình ảnh trên mobile */
  .page-index img {
    max-width: 100% !important;
    height: auto !important;
  }
  .page-index {
    max-width: 100%;
    overflow-x: hidden;
  }
}

/* Điều chỉnh thêm cho logo grid trên mobile rất nhỏ (dưới 380px) */
@media (max-width: 380px) {
  .page-index__logo-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-index__logo-cta {
    padding: 8px 10px;
    font-size: 0.85rem;
  }
}