:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --bg-dark: #0A0A0A;
  --card-bg: #111111;
  --text-main: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
}

.page-chuong-trinh-vip {
  font-family: Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-dark); /* Inherited from body, but good to ensure */
  line-height: 1.6;
}

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

.page-chuong-trinh-vip__hero-section {
  padding-top: 10px; /* Small top padding, assuming body has header offset */
  background-color: var(--bg-dark);
  color: var(--text-main);
  text-align: center;
  padding-bottom: 50px;
}

.page-chuong-trinh-vip__hero-image-wrapper {
  margin-bottom: 30px;
}

.page-chuong-trinh-vip__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(242, 193, 78, 0.3);
}

.page-chuong-trinh-vip__hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-chuong-trinh-vip__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

.page-chuong-trinh-vip__hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-main);
  margin-bottom: 30px;
  opacity: 0.9;
}

.page-chuong-trinh-vip__cta-button {
  display: inline-block;
  padding: 15px 30px;
  background: var(--button-gradient);
  color: var(--text-main);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(242, 193, 78, 0.4);
}

.page-chuong-trinh-vip__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(242, 193, 78, 0.6);
}

.page-chuong-trinh-vip__intro-section,
.page-chuong-trinh-vip__tiers-section,
.page-chuong-trinh-vip__how-to-join-section,
.page-chuong-trinh-vip__exclusive-benefits-section,
.page-chuong-trinh-vip__faq-section,
.page-chuong-trinh-vip__cta-section {
  padding: 60px 0;
  background-color: var(--bg-dark);
  color: var(--text-main);
}

.page-chuong-trinh-vip__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-chuong-trinh-vip__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
  border-radius: 2px;
}

.page-chuong-trinh-vip__text-block {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 25px;
  text-align: justify;
}

.page-chuong-trinh-vip__image-container {
  margin: 40px auto;
  text-align: center;
}

.page-chuong-trinh-vip__content-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-chuong-trinh-vip__tier-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 50px;
}

.page-chuong-trinh-vip__tier-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.page-chuong-trinh-vip__tier-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(242, 193, 78, 0.2);
}

.page-chuong-trinh-vip__tier-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-chuong-trinh-vip__tier-description {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-chuong-trinh-vip__tier-benefits {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
  font-size: 1rem;
}

.page-chuong-trinh-vip__tier-benefits li {
  color: var(--text-main);
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.page-chuong-trinh-vip__tier-benefits li::before {
  content: '✓';
  color: var(--primary-color);
  position: absolute;
  left: 0;
  font-weight: 700;
}

.page-chuong-trinh-vip__steps-list {
  list-style: none;
  padding: 0;
  margin: 40px 0;
}

.page-chuong-trinh-vip__steps-list li {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px 25px;
  margin-bottom: 15px;
  font-size: 1.1rem;
  color: var(--text-main);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
}

.page-chuong-trinh-vip__steps-list li strong {
  color: var(--primary-color);
  margin-right: 10px;
  font-size: 1.2em;
}

.page-chuong-trinh-vip__cta-button--center {
  display: block;
  margin: 40px auto 0;
  max-width: 300px;
}

.page-chuong-trinh-vip__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin-top: 40px;
}

.page-chuong-trinh-vip__benefit-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.page-chuong-trinh-vip__benefit-item:hover {
  transform: translateY(-5px);
}

.page-chuong-trinh-vip__benefit-title {
  font-size: 1.4rem;
  color: var(--secondary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-chuong-trinh-vip__benefit-description {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.6;
}

.page-chuong-trinh-vip__faq-list {
  margin-top: 40px;
}

.page-chuong-trinh-vip__faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-chuong-trinh-vip__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary-color);
  cursor: pointer;
  background-color: rgba(242, 193, 78, 0.1);
  transition: background-color 0.3s ease;
  list-style: none; /* Hide default marker for details/summary */
}

.page-chuong-trinh-vip__faq-question::-webkit-details-marker {
  display: none;
}

.page-chuong-trinh-vip__faq-question:hover {
  background-color: rgba(242, 193, 78, 0.2);
}

.page-chuong-trinh-vip__faq-qtext {
  flex-grow: 1;
}

.page-chuong-trinh-vip__faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary-color);
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-chuong-trinh-vip__faq-item[open] .page-chuong-trinh-vip__faq-toggle {
  transform: rotate(45deg);
}

.page-chuong-trinh-vip__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.7;
  border-top: 1px solid var(--border-color);
  background-color: var(--card-bg);
}

.page-chuong-trinh-vip__faq-answer p {
  margin-top: 15px;
  margin-bottom: 0;
}

.page-chuong-trinh-vip__cta-section {
  text-align: center;
  padding-bottom: 80px;
}

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

.page-chuong-trinh-vip__cta-button--primary {
  background: var(--button-gradient);
  color: var(--text-main);
  box-shadow: 0 5px 15px rgba(242, 193, 78, 0.4);
}

.page-chuong-trinh-vip__cta-button--secondary {
  background: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-chuong-trinh-vip__cta-button--secondary:hover {
  background: var(--primary-color);
  color: var(--bg-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(242, 193, 78, 0.6);
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-chuong-trinh-vip__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-chuong-trinh-vip__hero-description {
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  }

  .page-chuong-trinh-vip__section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  }

  .page-chuong-trinh-vip__tier-list {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .page-chuong-trinh-vip__benefits-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-chuong-trinh-vip {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-chuong-trinh-vip__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* HERO 主图区域 */
  .page-chuong-trinh-vip__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px !important;
  }

  .page-chuong-trinh-vip__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem) !important;
    margin-bottom: 15px !important;
  }

  .page-chuong-trinh-vip__hero-description {
    font-size: clamp(0.9rem, 3.5vw, 1.1rem) !important;
    margin-bottom: 25px !important;
  }

  .page-chuong-trinh-vip__cta-button {
    padding: 12px 25px !important;
    font-size: 1rem !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 通用图片与容器 */
  .page-chuong-trinh-vip img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-chuong-trinh-vip__image-container,
  .page-chuong-trinh-vip__tier-card,
  .page-chuong-trinh-vip__benefit-item,
  .page-chuong-trinh-vip__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-chuong-trinh-vip__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem) !important;
    margin-bottom: 30px !important;
  }

  .page-chuong-trinh-vip__text-block {
    font-size: 1rem !important;
  }

  /* 长文金框区 (Not explicitly present, but general content blocks) */
  .page-chuong-trinh-vip__intro-section,
  .page-chuong-trinh-vip__how-to-join-section,
  .page-chuong-trinh-vip__exclusive-benefits-section {
    padding: 40px 0 !important;
  }

  .page-chuong-trinh-vip__tier-list {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .page-chuong-trinh-vip__benefits-grid {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .page-chuong-trinh-vip__steps-list li {
    font-size: 1rem !important;
    padding: 15px 20px !important;
  }

  .page-chuong-trinh-vip__faq-question {
    font-size: 1rem !important;
    padding: 15px 20px !important;
  }

  .page-chuong-trinh-vip__faq-answer {
    padding: 0 20px 15px !important;
  }

  /* 按钮与按钮容器 */
  .page-chuong-trinh-vip__cta-buttons {
    flex-direction: column !important;
    gap: 15px !important;
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-chuong-trinh-vip__cta-button--center {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* Placeholder for other required sections if they were present */
  /* No long text gold frame section specific to this page type */
  /* No game carousel section specific to this page type */
  /* No cooperation brand grid section specific to this page type */
  /* No blog card section specific to this page type */
}