/* Biến màu */
:root {
  --page-vip-program-primary-color: #113B7A;
  --page-vip-program-secondary-color: #1D5FD1;
  --page-vip-program-text-main: #F3F8FF;
  --page-vip-program-text-secondary: #AFC4E8;
  --page-vip-program-card-bg: #10233F;
  --page-vip-program-border-color: #244D84;
  --page-vip-program-glow-color: #4FA8FF;
  --page-vip-program-gold-color: #F2C14E;
  --page-vip-program-divider-color: #1B3357;
  --page-vip-program-deep-navy: #08162B;
  --page-vip-program-button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  --page-vip-program-light-text: #ffffff;
  --page-vip-program-dark-text: #333333;
  --page-vip-program-light-bg: #f9f9f9;
  --page-vip-program-white-bg: #ffffff;
}

.page-vip-program {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-vip-program-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--page-vip-program-deep-navy); /* Kế thừa từ body, nhưng đảm bảo */
}

.page-vip-program__section {
  padding: 60px 0;
  margin-bottom: 0;
}

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

.page-vip-program__container--center {
  text-align: center;
}

.page-vip-program__dark-section {
  background-color: var(--page-vip-program-deep-navy);
  color: var(--page-vip-program-text-main);
}

.page-vip-program__light-bg {
  background-color: var(--page-vip-program-white-bg);
  color: var(--page-vip-program-dark-text);
}

.page-vip-program__hero-section {
  position: relative;
  padding-top: 10px; /* Nhỏ hơn so với header offset */
  padding-bottom: 60px;
  overflow: hidden;
}

.page-vip-program__hero-image {
  width: 100%;
  height: 600px;
  position: relative;
  margin-bottom: 30px;
}

.page-vip-program__hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 8px;
}

.page-vip-program__hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.page-vip-program__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--page-vip-program-gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-vip-program__description {
  font-size: 1.15rem;
  color: var(--page-vip-program-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-vip-program__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-vip-program__btn-primary,
.page-vip-program__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-vip-program__btn-primary {
  background: var(--page-vip-program-button-gradient);
  color: var(--page-vip-program-light-text);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-vip-program__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  opacity: 0.9;
}

.page-vip-program__btn-secondary {
  background: var(--page-vip-program-card-bg);
  color: var(--page-vip-program-text-main);
  border: 2px solid var(--page-vip-program-border-color);
}

.page-vip-program__btn-secondary:hover {
  background: var(--page-vip-program-border-color);
  color: var(--page-vip-program-light-text);
}

.page-vip-program__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--page-vip-program-gold-color);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.page-vip-program__light-bg .page-vip-program__section-title {
  color: var(--page-vip-program-primary-color);
  text-shadow: none;
}

.page-vip-program__text-block {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 25px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: justify;
}

.page-vip-program__light-bg .page-vip-program__text-block,
.page-vip-program__light-bg .page-vip-program__text-contrast-fix {
  color: var(--page-vip-program-dark-text);
}

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

.page-vip-program__card {
  background-color: var(--page-vip-program-card-bg);
  border: 1px solid var(--page-vip-program-border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--page-vip-program-text-main);
  height: 100%; /* Đảm bảo chiều cao bằng nhau */
  display: flex;
  flex-direction: column;
}

.page-vip-program__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-vip-program__card-title {
  font-size: 1.6rem;
  color: var(--page-vip-program-gold-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-vip-program__card-text {
  font-size: 1rem;
  color: var(--page-vip-program-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-vip-program__card-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
  color: var(--page-vip-program-text-main);
  font-size: 0.95rem;
}

.page-vip-program__card-list li {
  margin-bottom: 8px;
  padding-left: 25px;
  position: relative;
}

.page-vip-program__card-list li::before {
  content: '★'; /* Hoặc một biểu tượng khác */
  color: var(--page-vip-program-gold-color);
  position: absolute;
  left: 0;
  top: 0;
}

.page-vip-program__steps-list,
.page-vip-program__terms-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 30px auto;
  max-width: 900px;
}

.page-vip-program__steps-list li,
.page-vip-program__terms-list li {
  background-color: var(--page-vip-program-white-bg);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 18px 25px;
  margin-bottom: 15px;
  font-size: 1.1rem;
  color: var(--page-vip-program-dark-text);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: relative;
  padding-left: 50px;
}

.page-vip-program__steps-list li strong {
  color: var(--page-vip-program-primary-color);
}

.page-vip-program__steps-list li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--page-vip-program-primary-color);
  color: var(--page-vip-program-light-text);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.9rem;
}

.page-vip-program__terms-list li {
  padding-left: 25px;
}

.page-vip-program__terms-list li::before {
  content: '•';
  color: var(--page-vip-program-primary-color);
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  line-height: 1;
}

.page-vip-program__steps-list {
  counter-reset: step-counter;
}

/* FAQ styles */
details.page-vip-program__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: var(--page-vip-program-white-bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
details.page-vip-program__faq-item summary.page-vip-program__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-vip-program__faq-item summary.page-vip-program__faq-question::-webkit-details-marker {
  display: none;
}
details.page-vip-program__faq-item summary.page-vip-program__faq-question:hover {
  background: var(--page-vip-program-light-bg);
}
.page-vip-program__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-vip-program-dark-text);
}
.page-vip-program__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--page-vip-program-primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-vip-program__faq-item .page-vip-program__faq-answer {
  padding: 0 20px 20px;
  background: var(--page-vip-program-light-bg);
  border-radius: 0 0 5px 5px;
  color: var(--page-vip-program-dark-text);
}

.page-vip-program__faq-answer p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
}

.page-vip-program__article-figure {
  margin: 40px auto;
  max-width: 900px;
  text-align: center;
}

.page-vip-program__article-figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.page-vip-program__figcaption {
  font-size: 0.9rem;
  color: var(--page-vip-program-text-secondary);
  margin-top: 10px;
}

.page-vip-program__light-bg .page-vip-program__figcaption {
  color: var(--page-vip-program-dark-text);
  opacity: 0.7;
}

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

/* Mobile responsiveness */
@media (max-width: 1024px) {
  .page-vip-program__main-title {
    font-size: clamp(2.2rem, 5.5vw, 3rem);
  }
  .page-vip-program__section-title {
    font-size: clamp(1.8rem, 4.5vw, 2.5rem);
  }
  .page-vip-program__hero-image {
    height: 500px;
  }
}

@media (max-width: 768px) {
  .page-vip-program__section {
    padding: 40px 0;
  }
  .page-vip-program__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  
  /* HERO 主图区域 */
  .page-vip-program__hero-section {
    padding-top: 10px !important; /* Small top padding */
    padding-bottom: 40px;
  }
  .page-vip-program__hero-image {
    height: 300px;
    margin-bottom: 20px;
  }
  .page-vip-program__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    border-radius: 4px;
  }
  .page-vip-program__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-vip-program__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }
  .page-vip-program__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  /* 按钮与按钮容器 */
  .page-vip-program__btn-primary,
  .page-vip-program__btn-secondary,
  .page-vip-program a[class*="button"],
  .page-vip-program 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: 12px 20px;
    font-size: 0.95rem;
  }
  .page-vip-program__cta-buttons,
  .page-vip-program__button-group,
  .page-vip-program__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-vip-program__section-title {
    font-size: clamp(1.5rem, 7vw, 2.2rem);
    margin-bottom: 30px;
  }
  .page-vip-program__text-block {
    font-size: 0.95rem;
    margin-bottom: 20px;
    text-align: left;
  }
  
  /* Sản phẩm/dịch vụ/card grid */
  .page-vip-program__tiers-grid,
  .page-vip-program__privileges-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-vip-program__card {
    padding: 25px;
  }
  .page-vip-program__card-title {
    font-size: 1.4rem;
  }
  .page-vip-program__card-text {
    font-size: 0.9rem;
  }
  .page-vip-program__card-list li {
    font-size: 0.9rem;
  }

  /* Article/Content images */
  .page-vip-program__article-figure {
    margin: 30px auto;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-vip-program__article-figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 4px;
  }
  .page-vip-program__figcaption {
    font-size: 0.85rem;
  }

  .page-vip-program__steps-list li,
  .page-vip-program__terms-list li {
    font-size: 1rem;
    padding: 15px 15px 15px 45px;
  }
  .page-vip-program__steps-list li::before {
    left: 10px;
    width: 26px;
    height: 26px;
    font-size: 0.85rem;
  }
  .page-vip-program__terms-list li::before {
    left: 8px;
  }

  /* FAQ */
  details.page-vip-program__faq-item summary.page-vip-program__faq-question { padding: 15px; }
  .page-vip-program__faq-qtext { font-size: 1rem; }
  details.page-vip-program__faq-item .page-vip-program__faq-answer { padding: 0 15px 15px; }

  /* Generic image rules for content area */
  .page-vip-program img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  .page-vip-program__introduction,
  .page-vip-program__privileges,
  .page-vip-program__how-to-join,
  .page-vip-program__terms,
  .page-vip-program__faq,
  .page-vip-program__cta-final {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
  }
}