.page-promotions__hero-section {
  padding-top: 10px; /* Small top padding, header offset handled by body in shared.css */
  position: relative;
  width: 100%;
  overflow: hidden;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-bottom: 40px;
}

.page-promotions__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.page-promotions__hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-promotions__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 60px auto 0;
  padding: 0 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.page-promotions__main-title {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-promotions__description {
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-promotions__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-promotions__btn-primary,
.page-promotions__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-promotions__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-promotions__btn-primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(47, 107, 255, 0.4);
}

.page-promotions__btn-secondary {
  background: #ffffff;
  color: #2F6BFF;
  border: 2px solid #2F6BFF;
}

.page-promotions__btn-secondary:hover {
  background: #f0f0f0;
  color: #1F52CC;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(47, 107, 255, 0.2);
}

.page-promotions__overview-section,
.page-promotions__types-section,
.page-promotions__terms-section,
.page-promotions__benefits-section,
.page-promotions__faq-section,
.page-promotions__cta-bottom-section {
  padding: 60px 0;
}

.page-promotions__light-bg {
  background: #F4F7FB;
  color: #333333;
}

.page-promotions__dark-bg {
  background: #2F6BFF;
  color: #ffffff;
}

.page-promotions__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-promotions__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: #1F2D3D;
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-promotions__dark-bg .page-promotions__section-title {
  color: #ffffff;
}

.page-promotions__text-block {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #1F2D3D;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions__dark-bg .page-promotions__text-block {
  color: #f0f0f0;
}

.page-promotions__text-center {
  text-align: center;
}

.page-promotions__cta-buttons--center {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

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

.page-promotions__card {
  background: #FFFFFF;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-align: center;
  border: 1px solid #D6E2FF;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions__card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-promotions__card-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid #e0e0e0;
}

.page-promotions__card-title {
  font-size: 1.35rem;
  font-weight: 600;
  color: #1F2D3D;
  margin: 25px 20px 15px;
  line-height: 1.4;
}

.page-promotions__card-text {
  font-size: 1rem;
  line-height: 1.6;
  color: #1F2D3D;
  padding: 0 20px;
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-promotions__card-text a {
  color: #2F6BFF;
  text-decoration: none;
  font-weight: 500;
}

.page-promotions__card-text a:hover {
  text-decoration: underline;
}

.page-promotions__card-button {
  display: inline-block;
  padding: 10px 20px;
  margin: 0 20px 25px;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s ease, transform 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: calc(100% - 40px);
  box-sizing: border-box;
}

.page-promotions__card-button:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  transform: translateY(-1px);
}

.page-promotions__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-promotions__step-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 30px 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  height: 100%;
}

.page-promotions__step-icon {
  width: 60px;
  height: 60px;
  background: #ffffff;
  color: #2F6BFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.page-promotions__step-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 15px;
  line-height: 1.4;
}

.page-promotions__step-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #f0f0f0;
  flex-grow: 1;
}

.page-promotions__step-text a {
  color: #A5C4FF;
  text-decoration: none;
  font-weight: 500;
}

.page-promotions__step-text a:hover {
  text-decoration: underline;
}

.page-promotions__terms-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0;
  max-width: 900px;
}

.page-promotions__terms-list li {
  background: #ffffff;
  border: 1px solid #D6E2FF;
  border-radius: 8px;
  padding: 20px 25px;
  margin-bottom: 15px;
  font-size: 1rem;
  line-height: 1.7;
  color: #1F2D3D;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-promotions__terms-list li:last-child {
  margin-bottom: 0;
}

.page-promotions__terms-list li strong {
  color: #000000;
}

.page-promotions__terms-list li p {
  margin: 0;
  padding: 0;
}

.page-promotions__terms-list li .highlight {
  color: #2F6BFF;
  font-weight: 600;
}

.page-promotions__grid--benefits {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.page-promotions__benefit-card {
  background: #2F6BFF;
  border-radius: 12px;
  padding: 30px 20px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.page-promotions__benefit-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-promotions__benefit-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 15px;
  line-height: 1.4;
}

.page-promotions__benefit-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #f0f0f0;
}

details.page-promotions__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid #D6E2FF;
  overflow: hidden;
  background: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

details.page-promotions__faq-item summary.page-promotions__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.05s ease;
}

details.page-promotions__faq-item summary.page-promotions__faq-question::-webkit-details-marker {
  display: none;
}

details.page-promotions__faq-item summary.page-promotions__faq-question:hover {
  background: #f8faff;
}

.page-promotions__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #1F2D3D;
}

.page-promotions__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #2F6BFF;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-promotions__faq-item[open] .page-promotions__faq-toggle {
  color: #1F2D3D;
}

details.page-promotions__faq-item .page-promotions__faq-answer {
  padding: 0 25px 20px;
  background: #fefefe;
  border-top: 1px solid #D6E2FF;
  border-radius: 0 0 10px 10px;
}

details.page-promotions__faq-item .page-promotions__faq-answer p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: #1F2D3D;
}

details.page-promotions__faq-item .page-promotions__faq-answer .highlight {
  color: #2F6BFF;
  font-weight: 500;
}

.page-promotions__cta-bottom-section {
  text-align: center;
}

.page-promotions__cta-bottom-section .page-promotions__text-block {
  margin-bottom: 30px;
}

.page-promotions__cta-bottom-section .page-promotions__cta-buttons {
  margin-top: 30px;
}

.highlight {
  color: #2F6BFF;
  font-weight: 600;
}

/* Universal image and container responsive styles */
.page-promotions img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-promotions__section,
.page-promotions__card,
.page-promotions__container,
.page-promotions__cta-buttons,
.page-promotions__button-group,
.page-promotions__btn-container {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-promotions__hero-content {
    margin-top: 40px;
  }
  .page-promotions__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-promotions__description {
    font-size: 1.1rem;
  }
  .page-promotions__btn-primary,
  .page-promotions__btn-secondary {
    padding: 12px 25px;
    font-size: 1rem;
  }
  .page-promotions__overview-section,
  .page-promotions__types-section,
  .page-promotions__terms-section,
  .page-promotions__benefits-section,
  .page-promotions__faq-section,
  .page-promotions__cta-bottom-section {
    padding: 50px 0;
  }
  .page-promotions__section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  }
  .page-promotions__text-block {
    font-size: 1rem;
  }
  .page-promotions__card-title {
    font-size: 1.25rem;
  }
  .page-promotions__card-text {
    font-size: 0.95rem;
  }
  .page-promotions__step-title {
    font-size: 1.3rem;
  }
  .page-promotions__faq-qtext {
    font-size: 1rem;
  }
}

@media (max-width: 849px) {
  .page-promotions__hero-image img {
    object-fit: contain !important; /* Prevent cropping on smaller screens */
    aspect-ratio: unset !important; /* Allow natural aspect ratio */
    height: auto !important;
    position: relative;
  }
  .page-promotions__hero-section {
    padding-bottom: 20px;
  }
  .page-promotions__hero-image {
    position: relative;
    height: auto;
    margin-bottom: 20px;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-promotions__hero-section {
    padding-top: 10px !important; /* Small top padding, header offset handled by body */
    padding-bottom: 30px;
  }
  .page-promotions__hero-content {
    margin-top: 20px;
    padding: 0 15px;
  }
  .page-promotions__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem) !important; /* Adjust H1 size for mobile */
    margin-bottom: 15px;
  }
  .page-promotions__description {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }
  .page-promotions__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
    margin-top: 20px;
    padding: 0 15px;
  }
  .page-promotions__btn-primary,
  .page-promotions__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1rem !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 产品展示图区域 */
  .page-promotions__grid {
    grid-template-columns: 1fr 1fr; /* Two columns on mobile */
    gap: 20px;
    margin-top: 30px;
  }
  .page-promotions__card {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  }
  .page-promotions__card-image {
    height: 180px;
  }
  .page-promotions__card-title {
    font-size: 1.15rem;
    margin: 20px 15px 10px;
  }
  .page-promotions__card-text {
    font-size: 0.9rem;
    padding: 0 15px;
    margin-bottom: 15px;
  }
  .page-promotions__card-button {
    padding: 8px 15px;
    font-size: 0.95rem;
    margin: 0 15px 20px;
    max-width: calc(100% - 30px);
  }
  .page-promotions__types-section {
    overflow-x: hidden; /* Prevent horizontal scroll */
  }

  /* 装饰主标题 + 长文 SEO 区 & 通用图片与容器 */
  .page-promotions__container {
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-promotions__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem) !important;
    margin-bottom: 30px;
  }
  .page-promotions__text-block {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 15px;
    text-align: left;
  }
  .page-promotions__text-center {
    text-align: center;
  }
  .page-promotions img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Hướng Dẫn Nhận Khuyến Mãi xx88.pro */
  .page-promotions__steps {
    grid-template-columns: 1fr; /* Single column for steps */
    gap: 20px;
  }
  .page-promotions__step-item {
    padding: 25px 20px;
  }
  .page-promotions__step-icon {
    width: 50px;
    height: 50px;
    font-size: 1.8rem;
    margin-bottom: 15px;
  }
  .page-promotions__step-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }
  .page-promotions__step-text {
    font-size: 0.9rem;
  }

  /* Điều Khoản và Điều Kiện Chung */
  .page-promotions__terms-list {
    margin-top: 30px;
  }
  .page-promotions__terms-list li {
    padding: 18px 20px;
    margin-bottom: 10px;
    font-size: 0.95rem;
  }

  /* Lợi Ích Khi Tham Gia Khuyến Mãi xx88.pro */
  .page-promotions__grid--benefits {
    grid-template-columns: 1fr; /* Single column for benefits */
    gap: 20px;
  }
  .page-promotions__benefit-card {
    padding: 25px 15px;
  }
  .page-promotions__benefit-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 15px;
  }
  .page-promotions__benefit-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }
  .page-promotions__benefit-text {
    font-size: 0.9rem;
  }

  /* Câu Hỏi Thường Gặp */
  details.page-promotions__faq-item {
    margin-bottom: 10px;
    border-radius: 8px;
  }
  details.page-promotions__faq-item summary.page-promotions__faq-question {
    padding: 15px 20px;
  }
  .page-promotions__faq-qtext {
    font-size: 0.95rem;
  }
  .page-promotions__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
    margin-left: 10px;
  }
  details.page-promotions__faq-item .page-promotions__faq-answer {
    padding: 0 20px 15px;
  }
  details.page-promotions__faq-item .page-promotions__faq-answer p {
    font-size: 0.9rem;
  }
}