:root {
  --primary-color: #C61F1F;
  --secondary-color: #E53030;
  --button-gradient: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
  --card-bg-color: #2A1212;
  --background-color: #140C0C; /* From custom colors */
  --text-main-color: #FFF1E8;
  --border-color: #6A1E1E;
  --gold-color: #F3C54D;
  --deep-red-color: #7E0D0D;
}

.page-promotions {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color); /* Light text for dark body background */
  background-color: var(--background-color); /* Dark background */
}

.page-promotions__hero-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 0;
  padding-left: 0;
  padding-right: 0;
  box-sizing: border-box;
}

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

.page-promotions__hero-content {
  max-width: 900px;
  text-align: center;
  padding: 40px 20px;
  z-index: 1;
  background: linear-gradient(180deg, rgba(20, 12, 12, 0.8) 0%, rgba(20, 12, 12, 1) 100%);
  margin-top: -100px; /* Overlap slightly for visual flow */
  position: relative;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-promotions__main-title {
  font-size: clamp(2.2rem, 4vw, 3rem); /* Use clamp for H1 */
  color: var(--gold-color);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-promotions__hero-description {
  font-size: 1.1rem;
  color: var(--text-main-color);
  margin-bottom: 30px;
}

.page-promotions__section {
  padding: 60px 20px;
  text-align: center;
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
}

.page-promotions__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-promotions__section-title {
  font-size: 2.5rem;
  color: var(--gold-color);
  margin-bottom: 30px;
  font-weight: bold;
}

.page-promotions__text-block {
  font-size: 1rem;
  color: var(--text-main-color);
  margin-bottom: 20px;
  text-align: left;
}

.page-promotions__keyword {
  color: var(--gold-color);
  font-weight: bold;
}

.page-promotions__btn-primary,
.page-promotions__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
}

.page-promotions__btn-primary {
  background: var(--button-gradient);
  color: #ffffff; /* White text for button */
  border: none;
}

.page-promotions__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

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

.page-promotions__btn-secondary:hover {
  background-color: var(--gold-color);
  color: var(--background-color); /* Dark text on gold hover */
  transform: translateY(-2px);
}

.page-promotions__mt-20 {
  margin-top: 20px;
}

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

.page-promotions__card {
  background-color: var(--card-bg-color);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: left;
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-promotions__card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-promotions__card-title {
  font-size: 1.5rem;
  color: var(--gold-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-promotions__card-text {
  font-size: 0.95rem;
  color: var(--text-main-color);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-promotions__note {
  font-size: 0.9rem;
  color: #ccc;
  margin-top: 30px;
  text-align: center;
}

.page-promotions__list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  text-align: left;
}

.page-promotions__list-item {
  background-color: var(--card-bg-color);
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  color: var(--text-main-color);
  font-size: 1rem;
  border-left: 4px solid var(--gold-color);
}

.page-promotions__list-item strong {
  color: var(--gold-color);
  margin-right: 8px;
}

.page-promotions__dark-section {
  background-color: var(--deep-red-color); /* Dark red background */
  color: #ffffff;
}

.page-promotions__dark-section .page-promotions__section-title {
  color: var(--gold-color);
}

.page-promotions__dark-section .page-promotions__text-block {
  color: #ffffff;
}

.page-promotions__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.page-promotions__feature-item {
  background-color: rgba(0, 0, 0, 0.3); /* Slightly transparent dark */
  padding: 25px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
}

.page-promotions__feature-title {
  font-size: 1.3rem;
  color: var(--gold-color);
  margin-bottom: 10px;
}

.page-promotions__feature-description {
  font-size: 0.95rem;
  color: #ffffff;
}

.page-promotions__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin: 40px auto;
  object-fit: cover;
  min-width: 200px;
  min-height: 200px;
}

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

.page-promotions__vip-benefit-card {
  background-color: rgba(0, 0, 0, 0.4);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--gold-color);
}

.page-promotions__vip-card-image {
  width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-promotions__vip-card-title {
  font-size: 1.6rem;
  color: var(--gold-color);
  margin-bottom: 15px;
}

.page-promotions__vip-card-text {
  font-size: 1rem;
  color: #ffffff;
}

.page-promotions__faq-list {
  margin-top: 30px;
  text-align: left;
}

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

.page-promotions__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--gold-color);
  cursor: pointer;
  background-color: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border-color);
  list-style: none;
}

.page-promotions__faq-item[open] .page-promotions__faq-question {
  border-bottom: 1px solid var(--border-color);
}

.page-promotions__faq-item[open] .page-promotions__faq-toggle {
  content: '−';
}

.page-promotions__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-promotions__faq-item[open] .page-promotions__faq-toggle {
  transform: rotate(45deg); /* Visually change + to X or - */
}

.page-promotions__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--text-main-color);
  line-height: 1.6;
}

.page-promotions__faq-item:not([open]) .page-promotions__faq-answer {
  display: none;
}

.page-promotions__conclusion-section {
  padding-bottom: 80px;
}

/* General image responsiveness */
.page-promotions img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
  .page-promotions__main-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
  }

  .page-promotions__hero-content {
    margin-top: -80px;
    padding: 30px 15px;
  }

  .page-promotions__section-title {
    font-size: 2.2rem;
  }

  .page-promotions__card-image {
    height: 200px;
  }

  .page-promotions__list-item,
  .page-promotions__feature-item,
  .page-promotions__vip-benefit-card {
    padding: 20px;
  }

  .page-promotions__faq-question {
    padding: 15px 20px;
    font-size: 1rem;
  }
}

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

  .page-promotions__hero-content {
    margin-top: -60px;
    padding: 25px 15px;
    max-width: calc(100% - 30px); /* Account for padding */
    width: 100%;
  }

  .page-promotions__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .page-promotions__hero-description {
    font-size: 0.95rem;
  }

  /* 产品展示图区域 (card-grid, feature-grid, vip-benefits-grid) */
  .page-promotions__card-grid,
  .page-promotions__feature-grid,
  .page-promotions__vip-benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-promotions__card,
  .page-promotions__feature-item,
  .page-promotions__vip-benefit-card {
    padding: 20px;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 通用图片与容器 */
  .page-promotions img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-promotions__section,
  .page-promotions__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 按钮与按钮容器 */
  .page-promotions__btn-primary,
  .page-promotions__btn-secondary,
  .page-promotions a[class*="button"],
  .page-promotions a[class*="btn"] {
    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;
    margin-bottom: 10px; /* Add spacing between stacked buttons */
  }

  .page-promotions__cta-buttons,
  .page-promotions__button-group,
  .page-promotions__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Stack buttons vertically */
    display: flex;
    gap: 10px; /* Space between buttons */
  }

  /* 其他内容模块 */
  .page-promotions__section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }

  .page-promotions__text-block,
  .page-promotions__list-item,
  .page-promotions__card-text,
  .page-promotions__feature-description,
  .page-promotions__vip-card-text,
  .page-promotions__faq-answer p {
    font-size: 0.9rem;
  }

  .page-promotions__card-title,
  .page-promotions__feature-title,
  .page-promotions__vip-card-title {
    font-size: 1.3rem;
  }

  .page-promotions__list-item {
    padding: 12px 15px;
  }

  .page-promotions__faq-question {
    padding: 15px 15px;
    font-size: 0.95rem;
  }

  .page-promotions__faq-answer {
    padding: 15px 15px;
  }
}