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

.page-vip-program {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #ffffff; /* Vì body là nền tối #0a0a0a, nên chữ phải là màu sáng */
  background-color: transparent; /* Nền chính của main là trong suốt, để lộ nền body */
}

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

.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: 10px; /* Chỉ một khoảng đệm nhỏ, không dùng var(--header-offset) */
  background-color: #26A9E0; /* Màu nền dự phòng nếu hình ảnh không tải */
  overflow: hidden;
}

.page-vip-program__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Giới hạn chiều cao của hình ảnh hero */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-vip-program__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Làm tối hình ảnh để chữ nổi bật hơn */
}

.page-vip-program__hero-content {
  position: relative; /* Đảm bảo nội dung nằm trên hình ảnh nhưng không phủ */
  z-index: 2;
  max-width: 800px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.4); /* Nền bán trong suốt cho nội dung hero */
  border-radius: 8px;
  margin-top: -150px; /* Kéo lên một chút để tạo hiệu ứng thị giác */
}

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

.page-vip-program__hero-description {
  font-size: 1.2rem;
  color: #f0f0f0;
  margin-bottom: 30px;
}

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

.page-vip-program__btn-primary,
.page-vip-program__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-vip-program__btn-primary {
  background-color: #EA7C07; /* Màu cam cho nút đăng ký/tham gia */
  color: #FFFFFF;
  border: 2px solid #EA7C07;
}

.page-vip-program__btn-primary:hover {
  background-color: #d16b06;
  border-color: #d16b06;
}

.page-vip-program__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-vip-program__btn-secondary:hover {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-vip-program__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #26A9E0;
  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: #EA7C07;
  border-radius: 2px;
}

.page-vip-program__intro-section,
.page-vip-program__how-to-join-section,
.page-vip-program__faq-section {
  padding: 80px 0;
  background-color: #FFFFFF;
  color: #333333; /* Nền trắng, chữ tối */
}

.page-vip-program__dark-bg {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-vip-program__light-text {
  color: #FFFFFF;
}

.page-vip-program__paragraph {
  font-size: 1.1rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 30px auto;
}

.page-vip-program__highlight {
  font-weight: 700;
  color: #EA7C07;
}

.page-vip-program__tiers-section {
  padding: 80px 0;
  background-color: #26A9E0;
}

.page-vip-program__tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-vip-program__tier-card {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  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;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.page-vip-program__tier-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-vip-program__tier-image {
  width: 100%;
  max-width: 250px;
  height: auto;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-vip-program__tier-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 15px;
}

.page-vip-program__tier-benefits {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
  text-align: left;
  width: 100%;
}

.page-vip-program__tier-benefits li {
  color: #f0f0f0;
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
}

.page-vip-program__tier-benefits li::before {
  content: '✓';
  color: #EA7C07;
  position: absolute;
  left: 0;
  font-weight: 700;
}

.page-vip-program__tier-requirement {
  font-size: 1rem;
  color: #EA7C07;
  font-weight: 600;
  margin-top: auto;
}

.page-vip-program__privileges-section {
  padding: 80px 0;
  background-color: #FFFFFF;
  color: #333333;
}

.page-vip-program__privilege-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-vip-program__privilege-card {
  background-color: #f8f8f8;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.page-vip-program__privilege-card:hover {
  transform: translateY(-5px);
}

.page-vip-program__privilege-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-vip-program__privilege-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-vip-program__privilege-description {
  font-size: 1rem;
  color: #555555;
}

.page-vip-program__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.page-vip-program__step-item {
  background-color: #f0faff; /* Light blue background */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-vip-program__step-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-vip-program__step-description {
  font-size: 1rem;
  color: #555555;
}

.page-vip-program__step-description a {
  color: #EA7C07;
  text-decoration: none;
  font-weight: 600;
}

.page-vip-program__step-description a:hover {
  text-decoration: underline;
}

.page-vip-program__benefits-section {
  padding: 80px 0;
  background-color: #26A9E0;
}

.page-vip-program__benefit-list {
  list-style: none;
  padding: 0;
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-vip-program__benefit-list li {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-vip-program__benefit-item-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.page-vip-program__benefit-description {
  font-size: 1rem;
  color: #f0f0f0;
}

.page-vip-program__faq-section {
  padding: 80px 0;
  background-color: #FFFFFF;
  color: #333333;
}

.page-vip-program__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
}

.page-vip-program__faq-item {
  background-color: #f8f8f8;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-vip-program__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.1rem;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  background-color: #f0f0f0;
  border-bottom: 1px solid #e0e0e0;
  list-style: none; /* For <details> summary */
}

.page-vip-program__faq-question::-webkit-details-marker {
  display: none; /* For <details> summary */
}

.page-vip-program__faq-item[open] .page-vip-program__faq-question {
  background-color: #e6e6e6;
  border-bottom: 1px solid #d0d0d0;
}

.page-vip-program__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-vip-program__faq-item[open] .page-vip-program__faq-toggle {
  transform: rotate(45deg);
}

.page-vip-program__faq-answer {
  padding: 20px;
  font-size: 1rem;
  color: #555555;
  border-top: none;
}

.page-vip-program__faq-answer p {
  text-align: left;
  margin: 0;
}

.page-vip-program__cta-bottom-section {
  padding: 80px 0;
  background-color: #26A9E0;
  text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-vip-program__hero-content {
    margin-top: -100px;
  }
}

@media (max-width: 768px) {
  .page-vip-program__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-vip-program__hero-image-wrapper {
    max-height: 400px;
  }

  .page-vip-program__hero-content {
    margin-top: -80px;
    padding: 15px;
  }

  .page-vip-program__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .page-vip-program__hero-description {
    font-size: 1rem;
  }

  .page-vip-program__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    padding: 0 15px;
  }

  .page-vip-program__btn-primary,
  .page-vip-program__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-vip-program__section-title {
    font-size: 2rem;
    margin-bottom: 30px;
  }

  .page-vip-program__intro-section,
  .page-vip-program__tiers-section,
  .page-vip-program__privileges-section,
  .page-vip-program__how-to-join-section,
  .page-vip-program__benefits-section,
  .page-vip-program__faq-section,
  .page-vip-program__cta-bottom-section {
    padding: 40px 0;
  }

  .page-vip-program__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-vip-program__paragraph {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .page-vip-program__tier-grid,
  .page-vip-program__privilege-grid,
  .page-vip-program__steps,
  .page-vip-program__benefit-list {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }

  .page-vip-program img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-vip-program__tier-image,
  .page-vip-program__privilege-icon {
    max-width: 100%;
  }

  .page-vip-program__faq-list {
    margin-top: 30px;
  }
}

@media (max-width: 480px) {
  .page-vip-program__main-title {
    font-size: clamp(1.8rem, 9vw, 2.2rem);
  }

  .page-vip-program__hero-content {
    margin-top: -60px;
  }

  .page-vip-program__section-title {
    font-size: 1.8rem;
  }

  .page-vip-program__btn-primary,
  .page-vip-program__btn-secondary {
    padding: 10px 15px;
    font-size: 0.95rem;
  }
}