/* style/vip-program.css */
: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 {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-vip-program-text-main); /* Body background is deep navy, so main text is light */
  background-color: var(--page-vip-program-deep-navy);
}

.page-vip-program__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, body handles header offset */
  margin-bottom: 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 500px;
}

.page-vip-program__hero-image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 500px;
  max-height: 700px;
  overflow: hidden;
}

.page-vip-program__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.page-vip-program__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 40px 20px;
  text-align: center;
  color: var(--page-vip-program-text-main);
  background: rgba(16, 35, 63, 0.85); /* Card BG with transparency */
  border-radius: 10px;
  margin-top: -150px; /* Overlap with image slightly for visual effect, but not covering text */
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--page-vip-program-border-color);
}

.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: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-vip-program__lead-text {
  font-size: 1.15rem;
  color: var(--page-vip-program-text-secondary);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-vip-program__section {
  padding: 60px 0;
  margin-bottom: 40px;
}

.page-vip-program__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--page-vip-program-gold-color);
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 0 8px rgba(242, 193, 78, 0.4);
}

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

.page-vip-program__text-block {
  font-size: 1.05rem;
  color: var(--page-vip-program-text-secondary);
  text-align: center;
  max-width: 900px;
  margin: 0 auto 30px auto;
}

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

.page-vip-program__feature-item {
  background: var(--page-vip-program-card-bg);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid var(--page-vip-program-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
}

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

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

.page-vip-program__btn-primary,
.page-vip-program__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  min-width: 180px;
  text-align: center;
}

.page-vip-program__btn-primary {
  background: var(--page-vip-program-button-gradient);
  color: var(--page-vip-program-text-main);
  border: 2px solid transparent;
  box-shadow: 0 4px 20px rgba(43, 115, 246, 0.4);
}

.page-vip-program__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(43, 115, 246, 0.6);
}

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

.page-vip-program__btn-secondary:hover {
  background: var(--page-vip-program-gold-color);
  color: var(--page-vip-program-deep-navy);
  transform: translateY(-3px);
}

.page-vip-program__btn-primary--large {
  padding: 18px 40px;
  font-size: 1.25rem;
  min-width: 220px;
}

.page-vip-program__vip-levels {
  background: linear-gradient(145deg, var(--page-vip-program-deep-navy) 0%, #0d1e3a 100%);
  border-top: 1px solid var(--page-vip-program-divider-color);
  border-bottom: 1px solid var(--page-vip-program-divider-color);
}

.page-vip-program__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin: 40px auto;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  max-width: 1000px;
}

.page-vip-program__image-center {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin: 30px auto;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  max-width: 800px;
}

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

.page-vip-program__level-card {
  background: var(--page-vip-program-card-bg);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid var(--page-vip-program-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-vip-program__level-title {
  font-size: 1.8rem;
  color: var(--page-vip-program-gold-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-vip-program__level-card p {
  color: var(--page-vip-program-text-secondary);
  font-size: 1rem;
}

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

.page-vip-program__benefit-item {
  background: var(--page-vip-program-card-bg);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid var(--page-vip-program-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

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

.page-vip-program__benefit-item p {
  color: var(--page-vip-program-text-secondary);
  font-size: 1rem;
}

.page-vip-program__how-to-join {
  padding-bottom: 80px;
}

.page-vip-program__join-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-vip-program__step-item {
  background: var(--page-vip-program-card-bg);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid var(--page-vip-program-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
}

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

.page-vip-program__faq-section {
  padding: 60px 0;
  background: linear-gradient(145deg, #0d1e3a 0%, var(--page-vip-program-deep-navy) 100%);
  border-top: 1px solid var(--page-vip-program-divider-color);
}

.page-vip-program__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

details.page-vip-program__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--page-vip-program-border-color);
  overflow: hidden;
  background: var(--page-vip-program-card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
details.page-vip-program__faq-item summary.page-vip-program__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 0.3s 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: rgba(var(--page-vip-program-card-bg), 0.8);
}
.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-text-main);
}
.page-vip-program__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--page-vip-program-gold-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}
details.page-vip-program__faq-item .page-vip-program__faq-answer {
  padding: 0 25px 20px;
  background: var(--page-vip-program-deep-navy);
  border-radius: 0 0 10px 10px;
}
details.page-vip-program__faq-item .page-vip-program__faq-answer p {
  color: var(--page-vip-program-text-secondary);
  font-size: 1rem;
}

.page-vip-program__final-cta {
  padding: 80px 0;
  text-align: center;
}

.page-vip-program__container--center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-vip-program__hero-content {
    padding: 30px 15px;
    margin-top: -100px;
  }
  .page-vip-program__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-vip-program__lead-text {
    font-size: 1rem;
  }
  .page-vip-program__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }
}

@media (max-width: 768px) {
  /* HERO Chủ đề chính */
  .page-vip-program__hero-section {
    min-height: 400px;
    padding-top: 10px;
  }
  .page-vip-program__hero-image-wrapper {
    min-height: 400px;
    max-height: 500px;
  }
  .page-vip-program__hero-image {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    position: relative;
    height: auto;
  }
  .page-vip-program__hero-content {
    padding: 25px 15px;
    margin-top: -80px;
    width: calc(100% - 30px); /* Adjust width to account for padding */
  }
  .page-vip-program__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-vip-program__lead-text {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }
  .page-vip-program__hero-cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
  }
  
  /* Tiêu đề phần và khu vực nội dung dài SEO */
  .page-vip-program__section {
    padding: 40px 0;
    margin-bottom: 20px;
  }
  .page-vip-program__section-title {
    font-size: clamp(1.6rem, 5vw, 2rem);
    margin-bottom: 30px;
    padding: 0 15px;
  }
  .page-vip-program__text-block {
    font-size: 0.9rem;
    margin: 0 auto 20px auto;
    padding: 0 15px;
    text-align: left; /* Align text left for better readability on mobile */
  }
  .page-vip-program__feature-item, .page-vip-program__level-card, .page-vip-program__benefit-item, .page-vip-program__step-item {
    padding: 25px;
    margin: 0 15px;
  }
  .page-vip-program__feature-title, .page-vip-program__level-title, .page-vip-program__benefit-title, .page-vip-program__step-title {
    font-size: 1.4rem;
  }

  /* Hình ảnh và vùng chứa chung */
  .page-vip-program img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-vip-program__container {
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-vip-program__image-full-width, .page-vip-program__image-center {
    margin: 20px auto;
  }

  /* Nút và vùng chứa nút */
  .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-left: 15px;
    padding-right: 15px;
    min-width: unset;
  }
  .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: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 15px;
    flex-direction: column; /* Ensure vertical stacking for multiple buttons */
  }

  /* Phong cách di động cụ thể cho FAQ */
  details.page-vip-program__faq-item summary.page-vip-program__faq-question {
    padding: 15px;
  }
  .page-vip-program__faq-qtext {
    font-size: 1rem;
  }
  .page-vip-program__faq-toggle {
    font-size: 24px;
    width: 24px;
    height: 24px;
  }
  details.page-vip-program__faq-item .page-vip-program__faq-answer {
    padding: 0 15px 15px;
  }
  details.page-vip-program__faq-item .page-vip-program__faq-answer p {
    font-size: 0.95rem;
  }
}

/* Color Contrast & Specifics for this page */
.page-vip-program__dark-section {
  background: var(--page-vip-program-deep-navy);
  color: var(--page-vip-program-text-main);
}

.page-vip-program__btn-primary {
  background: var(--page-vip-program-button-gradient);
  color: var(--page-vip-program-text-main);
  border: 2px solid transparent;
}

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