/* style/vip-program.css */
/* body đã padding-top: var(--header-offset)；trang này không được viết lại biến đó */

:root {
  --page-vip-program-bg-color: #08160F;
  --page-vip-program-card-bg-color: #11271B;
  --page-vip-program-text-main-color: #F2FFF6;
  --page-vip-program-text-secondary-color: #A7D9B8;
  --page-vip-program-border-color: #2E7A4E;
  --page-vip-program-glow-color: #57E38D;
  --page-vip-program-gold-color: #F2C14E;
  --page-vip-program-divider-color: #1E3A2A;
  --page-vip-program-deep-green-color: #0A4B2C;
  --page-vip-program-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-vip-program {
  background-color: var(--page-vip-program-bg-color);
  color: var(--page-vip-program-text-main-color);
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

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

.page-vip-program__section-title {
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 700;
  color: var(--page-vip-program-gold-color);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

.page-vip-program__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  overflow: hidden;
  text-align: center;
}

.page-vip-program__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.page-vip-program__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Darken image for text readability */
}

.page-vip-program__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  background: rgba(0, 0, 0, 0.4); /* Semi-transparent background for text */
  border-radius: 10px;
}

.page-vip-program__main-title {
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 900;
  color: var(--page-vip-program-gold-color);
  margin-bottom: 20px;
  line-height: 1.1;
  letter-spacing: 0.08em;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.7);
}

.page-vip-program__hero-description {
  font-size: clamp(16px, 2vw, 22px);
  color: var(--page-vip-program-text-main-color);
  margin-bottom: 30px;
  line-height: 1.5;
}

.page-vip-program__cta-button {
  display: inline-block;
  background: var(--page-vip-program-button-gradient);
  color: var(--page-vip-program-text-main-color);
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: none;
}

.page-vip-program__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  filter: brightness(1.1);
}

.page-vip-program__cta-button--centered {
  display: block;
  margin: 40px auto 0 auto;
  text-align: center;
}

.page-vip-program__cta-button--large {
  font-size: 22px;
  padding: 18px 40px;
}

.page-vip-program__introduction-section,
.page-vip-program__benefits-section,
.page-vip-program__support-section,
.page-vip-program__cta-section {
  padding: 60px 0;
}

.page-vip-program__levels-section,
.page-vip-program__join-section,
.page-vip-program__faq-section {
  padding: 60px 0;
  background-color: var(--page-vip-program-card-bg-color);
}

.page-vip-program__text-block {
  font-size: 17px;
  color: var(--page-vip-program-text-main-color);
  text-align: center;
  margin-bottom: 30px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-vip-program__text-secondary {
  color: var(--page-vip-program-text-secondary-color);
}

.page-vip-program__content-image {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 40px auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-vip-program__level-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-color);
  border: 1px solid var(--page-vip-program-border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--page-vip-program-text-main-color);
}

.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: 24px;
  font-weight: 700;
  color: var(--page-vip-program-gold-color);
  margin-bottom: 15px;
}

.page-vip-program__card-text {
  font-size: 16px;
  color: var(--page-vip-program-text-secondary-color);
  margin-bottom: 20px;
}

.page-vip-program__card-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
}

.page-vip-program__card-list li {
  font-size: 15px;
  color: var(--page-vip-program-text-main-color);
  margin-bottom: 8px;
  position: relative;
  padding-left: 25px;
}

.page-vip-program__card-list li::before {
  content: '✓';
  color: var(--page-vip-program-glow-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

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

.page-vip-program__card-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-vip-program__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-vip-program__step-card {
  background-color: var(--page-vip-program-card-bg-color);
  border: 1px solid var(--page-vip-program-border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--page-vip-program-text-main-color);
  position: relative;
}

.page-vip-program__step-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--page-vip-program-gold-color);
  color: var(--page-vip-program-deep-green-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-vip-program__step-card .page-vip-program__card-title {
  margin-top: 30px;
}

.page-vip-program__step-card a {
  color: var(--page-vip-program-glow-color);
  text-decoration: underline;
}

.page-vip-program__step-card a:hover {
  color: var(--page-vip-program-gold-color);
}

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

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

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

.page-vip-program__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 18px;
  font-weight: 600;
  color: var(--page-vip-program-text-main-color);
  cursor: pointer;
  background-color: var(--page-vip-program-deep-green-color);
  border-bottom: 1px solid var(--page-vip-program-divider-color);
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

.page-vip-program__faq-question::-webkit-details-marker {
  display: none;
}

.page-vip-program__faq-question:hover {
  background-color: #13994A;
}

.page-vip-program__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--page-vip-program-gold-color);
}

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

.page-vip-program__faq-answer {
  padding: 20px 25px;
  font-size: 16px;
  color: var(--page-vip-program-text-secondary-color);
  line-height: 1.6;
}

.page-vip-program__faq-answer p {
  margin-bottom: 10px;
}

.page-vip-program__faq-answer p:last-child {
  margin-bottom: 0;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-vip-program__hero-content {
    padding: 30px 15px;
  }
  .page-vip-program__main-title {
    font-size: clamp(28px, 4.5vw, 50px);
  }
  .page-vip-program__hero-description {
    font-size: clamp(15px, 1.8vw, 20px);
  }
}

@media (max-width: 768px) {
  .page-vip-program__container {
    padding: 0 15px;
  }
  .page-vip-program__section-title {
    font-size: clamp(24px, 5vw, 36px);
    margin-bottom: 30px;
  }
  .page-vip-program__hero-section {
    padding-bottom: 40px;
  }
  .page-vip-program__hero-content {
    padding: 20px 10px;
  }
  .page-vip-program__main-title {
    font-size: clamp(28px, 6vw, 40px);
  }
  .page-vip-program__hero-description {
    font-size: clamp(14px, 2.5vw, 18px);
  }
  .page-vip-program__cta-button {
    font-size: 16px;
    padding: 12px 25px;
  }
  .page-vip-program__cta-button--large {
    font-size: 18px;
    padding: 15px 30px;
  }
  .page-vip-program__introduction-section,
  .page-vip-program__benefits-section,
  .page-vip-program__support-section,
  .page-vip-program__cta-section,
  .page-vip-program__levels-section,
  .page-vip-program__join-section,
  .page-vip-program__faq-section {
    padding: 40px 0;
  }
  .page-vip-program__text-block {
    font-size: 15px;
  }
  .page-vip-program__card-title {
    font-size: 20px;
  }
  .page-vip-program__card-text,
  .page-vip-program__card-list li {
    font-size: 14px;
  }
  .page-vip-program__faq-question {
    padding: 15px 20px;
    font-size: 16px;
  }
  .page-vip-program__faq-answer {
    padding: 15px 20px;
    font-size: 14px;
  }

  /* Mobile responsive image adaptation */
  .page-vip-program img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Mobile responsive button adaptation */
  .page-vip-program__cta-button,
  .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;
  }
  .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: 10px;
  }
  .page-vip-program__cta-buttons {
    display: flex;
    flex-direction: column; 
  }

  /* Video section top padding for mobile */
  .page-vip-program__video-section {
    padding-top: 10px !important; /* body handles --header-offset, this is for visual spacing */
  }

  /* Ensure content containers are also responsive */
  .page-vip-program__section,
  .page-vip-program__card,
  .page-vip-program__container,
  .page-vip-program__level-grid,
  .page-vip-program__benefit-grid,
  .page-vip-program__steps-grid,
  .page-vip-program__support-features,
  .page-vip-program__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }
}