/* style/vip-program.css */
:root {
  --primary-color: #CC0000;
  --secondary-color: #FFD700;
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --background-light: #f4f4f4;
  --border-color: #e0e0e0;
}

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

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

.page-vip-program__section-title {
  font-size: 36px;
  font-weight: bold;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-vip-program__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-vip-program__text-block {
  font-size: 18px;
  margin-bottom: 20px;
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-vip-program__image-content {
  text-align: center;
  margin: 40px 0;
}

.page-vip-program__image-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-vip-program__cta-wrapper {
  text-align: center;
  margin-top: 50px;
  margin-bottom: 30px;
}

.page-vip-program__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--primary-color);
  color: var(--text-color-light);
  text-decoration: none;
  border-radius: 8px;
  font-size: 20px;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 6px 15px rgba(204, 0, 0, 0.3);
  border: none;
  cursor: pointer;
}

.page-vip-program__cta-button:hover {
  background: #B20000;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(204, 0, 0, 0.4);
}

.page-vip-program__cta-button--secondary {
  background: var(--secondary-color);
  color: var(--text-color-dark);
  box-shadow: 0 6px 15px rgba(255, 215, 0, 0.3);
}

.page-vip-program__cta-button--secondary:hover {
  background: #E6C200;
  box-shadow: 0 10px 25px rgba(255, 215, 0, 0.4);
}

/* HERO Section */
.page-vip-program__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px);
  background: linear-gradient(135deg, #CC0000 0%, #B20000 100%); /* Slightly darker gradient for depth */
  color: var(--text-color-light);
}

.page-vip-program__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

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

.page-vip-program__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.page-vip-program__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  padding: 0 20px;
}

.page-vip-program__hero-title {
  font-size: 52px;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--text-color-light);
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
}

.page-vip-program__hero-description {
  font-size: 22px;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

/* Overview Section */
.page-vip-program__overview-section {
  padding: 80px 0;
  background-color: var(--background-light);
  color: var(--text-color-dark);
}

/* Benefits Section */
.page-vip-program__benefits-section {
  padding: 80px 0;
  background-color: var(--primary-color);
  color: var(--text-color-light);
}

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

.page-vip-program__benefit-card {
  background-color: rgba(255, 255, 255, 0.1);
  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;
}

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

.page-vip-program__benefit-card img {
  max-width: 100%;
  height: auto;
  width: 100%;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
  min-height: 200px; /* Ensure minimum height for images */
}

.page-vip-program__card-title {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.page-vip-program__benefit-card p {
  font-size: 16px;
  color: #f0f0f0;
}

/* Tiers Section */
.page-vip-program__tiers-section {
  padding: 80px 0;
  background-color: var(--background-light);
  color: var(--text-color-dark);
}

.page-vip-program__tier-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.page-vip-program__tier-item {
  background-color: var(--text-color-light);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-vip-program__tier-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-vip-program__tier-name {
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 15px;
  position: relative;
  padding-bottom: 10px;
}

.page-vip-program__tier-name::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: 1.5px;
}

.page-vip-program__tier-item p {
  font-size: 16px;
  color: #555555;
}

/* How to Join Section */
.page-vip-program__how-to-join-section {
  padding: 80px 0;
  background-color: var(--primary-color);
  color: var(--text-color-light);
}

.page-vip-program__steps-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-vip-program__step-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-vip-program__step-title {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.page-vip-program__step-item p {
  font-size: 16px;
  color: #f0f0f0;
}

.page-vip-program__step-item a {
  color: var(--secondary-color);
  text-decoration: underline;
  font-weight: bold;
}

.page-vip-program__step-item a:hover {
  color: #ffffff;
}

/* FAQ Section */
.page-vip-program__faq-section {
  padding: 80px 0;
  background-color: var(--background-light);
  color: var(--text-color-dark);
}

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

/* FAQ容器样式 */
.page-vip-program__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* FAQ默认状态 - 答案隐藏 */
.page-vip-program__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px;
  opacity: 0;
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-vip-program__faq-item.active .page-vip-program__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng !important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px !important;
  opacity: 1;
  background: #ffffff;
  border-radius: 0 0 8px 8px;
  border-top: 1px solid var(--border-color);
}

/* 问题样式 */
.page-vip-program__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-vip-program__faq-question:hover {
  background: #fcfcfc;
  border-color: #d8d8d8;
}

.page-vip-program__faq-question:active {
  background: #f5f5f5;
}

/* 问题标题样式 */
.page-vip-program__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-color-dark);
  pointer-events: none; /* 防止h3标签阻止点击事件 */
}

/* 切换图标 */
.page-vip-program__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-vip-program__faq-item.active .page-vip-program__faq-toggle {
  color: var(--secondary-color);
  transform: rotate(45deg); /* '+' becomes 'X' */
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-vip-program__hero-title {
    font-size: 44px;
  }
  .page-vip-program__hero-description {
    font-size: 20px;
  }
  .page-vip-program__section-title {
    font-size: 32px;
  }
  .page-vip-program__text-block {
    font-size: 17px;
  }
  .page-vip-program__benefits-grid, .page-vip-program__tier-list, .page-vip-program__steps-list {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-vip-program__container {
    padding: 15px;
  }
  .page-vip-program__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-vip-program__hero-title {
    font-size: 36px;
  }
  .page-vip-program__hero-description {
    font-size: 18px;
  }
  .page-vip-program__cta-button {
    padding: 12px 30px;
    font-size: 18px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-vip-program__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }
  .page-vip-program__text-block {
    font-size: 16px;
    text-align: left;
  }
  .page-vip-program__benefits-section, .page-vip-program__tiers-section, .page-vip-program__how-to-join-section, .page-vip-program__faq-section {
    padding: 50px 0;
  }
  .page-vip-program__benefits-grid, .page-vip-program__tier-list, .page-vip-program__steps-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-vip-program__benefit-card, .page-vip-program__tier-item, .page-vip-program__step-item {
    padding: 20px;
  }
  .page-vip-program__card-title, .page-vip-program__tier-name, .page-vip-program__step-title {
    font-size: 22px;
  }
  .page-vip-program__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  .page-vip-program__faq-question h3 {
    font-size: 16px;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  .page-vip-program__faq-toggle {
    margin-left: 10px;
    width: 28px;
    height: 28px;
    font-size: 24px;
  }
  .page-vip-program__faq-answer {
    padding: 0 15px;
  }
  .page-vip-program__faq-item.active .page-vip-program__faq-answer {
    padding: 15px !important;
  }
  
  /* Image responsiveness */
  .page-vip-program img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-vip-program__hero-image img,
  .page-vip-program__image-content img {
    border-radius: 8px;
  }
  .page-vip-program__section,
  .page-vip-program__card,
  .page-vip-program__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !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;
  }
}

@media (max-width: 480px) {
  .page-vip-program__hero-title {
    font-size: 32px;
  }
  .page-vip-program__hero-description {
    font-size: 16px;
  }
  .page-vip-program__section-title {
    font-size: 24px;
  }
  .page-vip-program__card-title, .page-vip-program__tier-name, .page-vip-program__step-title {
    font-size: 20px;
  }
  .page-vip-program__cta-button {
    font-size: 16px;
    padding: 10px 25px;
  }
}