.page-index__hero-section {
  position: relative;
  padding-bottom: 0;
  padding-left: 0;
  padding-right: 0;
  padding-top: 10px; /* shared đã cho body padding-top, nên ở đây chỉ 10px */
  margin-top: 0;
  width: 100%;
  box-sizing: border-box;
}

.page-index__hero-container {
  position: relative;
  margin: 0 auto;
  width: 100%;
}

.page-index__hero-image {
  width: 100%;
  margin: 0;
  overflow: hidden;
}

.page-index__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
}

@media (min-width: 850px) {
  .page-index__hero-image img {
    aspect-ratio: 16/5;
    object-fit: cover;
  }
}

.page-index__products-section {
  width: 100%;
  padding: 60px 20px;
  box-sizing: border-box;
  background: var(--background-color, #08160F);
  color: var(--text-main-color, #F2FFF6);
}

.page-index__products-container {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.page-index__products-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(6, 1fr); /* Desktop: một hàng 6 cột */
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.page-index__product-card {
  width: 100%;
  max-width: 300px;
  border-radius: 0;
  overflow: hidden;
  background: transparent;
  box-shadow: none;
  transition: transform 0.3s ease;
}

.page-index__product-card:hover {
  transform: translateY(-3px);
}

.page-index__product-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.page-index__product-card-image {
  width: 100%;
  max-width: 300px;
  overflow: hidden;
}

.page-index__product-card-image img {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.page-index__section-title-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 100%;
  max-width: 100%;
  padding: 24px 12px;
  box-sizing: border-box;
  text-align: center;
  background: var(--background-color, #08160F);
}

.page-index__section-title {
  margin: 0;
  font-size: clamp(1.1rem, 4.5vw, 1.75rem);
  line-height: 1.35;
  color: var(--gold-color, #F2C14E); /* Sử dụng màu vàng cho tiêu đề */
  font-weight: bold;
}

.page-index__section-title-line {
  flex: 1;
  max-width: 80px;
  height: 2px;
  background: var(--divider-color, #1E3A2A);
  opacity: 0.6;
}

.page-index__article-body {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 12px 48px;
  box-sizing: border-box;
  overflow-x: hidden;
  background: var(--background-color, #08160F);
  color: var(--text-main-color, #F2FFF6);
}

.page-index__article-body h2 {
  margin: 2rem 0 1rem;
  color: var(--text-main-color, #F2FFF6);
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  font-weight: bold;
}

.page-index__article-body h3 {
  margin: 1.25rem 0 0.75rem;
  color: var(--text-secondary-color, #A7D9B8);
  font-size: clamp(1.1rem, 4.5vw, 1.6rem);
  font-weight: 600;
}

.page-index__article-body p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.page-index__article-body ul {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 1rem;
  padding: 0;
}

.page-index__article-body li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.page-index__article-figure {
  margin: 1.5rem auto;
  max-width: 800px;
  text-align: center;
  background: var(--card-bg-color, #11271B);
  padding: 10px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-index__article-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
}

.page-index__article-figure figcaption {
  margin-top: 10px;
  font-size: 0.9em;
  color: var(--text-secondary-color, #A7D9B8);
}

.page-index__article-quote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--primary-color, #11A84E);
  background: var(--card-bg-color, #11271B);
  color: var(--text-main-color, #F2FFF6);
  font-style: italic;
  border-radius: 4px;
}

.page-index__link-in-text {
  color: var(--primary-color, #11A84E);
  text-decoration: underline;
}

.page-index__link-in-text:hover {
  color: var(--secondary-color, #22C768);
}

.page-index__btn-register,
.page-index__btn-login,
.page-index__btn-download {
  display: inline-block;
  padding: 12px 25px;
  margin-top: 15px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__btn-register:hover,
.page-index__btn-login:hover,
.page-index__btn-download:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* ==================================================================
   🚨 Responsive Styles - Mobile First (Max-width 849px and 768px)
   ================================================================== */

/* 🚨 HERO主图区域 - Mobile */
@media (max-width: 849px) {
  .page-index__hero-section {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
    padding-top: 10px !important; /* Đảm bảo top padding trên mobile */
  }
  .page-index__hero-image img {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    aspect-ratio: unset !important;
    object-fit: contain !important; /* Đảm bảo hình ảnh không bị cắt */
    max-height: none !important;
    display: block !important;
  }
}

/* 🚨 Mobile (max-width: 768px) Specifics */
@media (max-width: 768px) {
  /* 1. HERO 主图区域 */
  .page-index__hero-section {
    padding-top: 10px !important;
    padding-left: 0;
    padding-right: 0;
    margin-top: 0;
  }

  /* 2. 产品展示图区域 */
  .page-index__products-section {
    padding: 40px 15px;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  .page-index__products-container,
  .page-index__products-grid {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  .page-index__products-grid {
    grid-template-columns: repeat(2, 1fr); /* Mobile: 2 cột x 3 hàng */
    gap: 15px;
  }
  .page-index__product-card,
  .page-index__product-card-image {
    max-width: 100%;
  }

  /* 3. 装饰主标题 + 长文 SEO 区 */
  .page-index__section-title-wrap {
    padding: 20px 10px;
    gap: 10px;
  }
  .page-index__section-title {
    font-size: clamp(1rem, 4vw, 1.5rem); /* Điều chỉnh font-size cho mobile */
    line-height: 1.4;
  }
  .page-index__section-title-line {
    max-width: 40px; /* Rút ngắn đường trang trí */
  }

  .page-index__article-body {
    padding: 0 15px 32px;
    font-size: 16px;
  }
  .page-index__article-body h2 {
    font-size: clamp(1.25rem, 5vw, 1.5rem);
    margin: 1.5rem 0 0.8rem;
  }
  .page-index__article-body h3 {
    font-size: clamp(1rem, 4.5vw, 1.2rem);
    margin: 1rem 0 0.6rem;
  }
  .page-index__article-figure {
    margin: 1rem auto;
  }
  .page-index__article-figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__article-quote {
    margin: 1rem 0;
    padding: 0.8rem 1rem;
  }
  .page-index__article-body ul {
    margin-left: 15px;
  }

  /* 4. 通用图片与容器 */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__section,
  .page-index__container,
  .page-index__products-section,
  .page-index__products-container,
  .page-index__products-grid,
  .page-index__article-body {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Reset padding for full-width sections that already handle it */
  .page-index__hero-section,
  .page-index__products-section {
    padding-left: 0;
    padding-right: 0;
  }

  /* 5. 按钮与按钮容器 */
  .page-index__btn-register,
  .page-index__btn-login,
  .page-index__btn-download {
    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-index__cta-buttons,
  .page-index__button-group,
  .page-index__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }
  .page-index__cta-buttons {
    display: flex;
    flex-direction: column;
  }
}