.page-promotions {
  font-family: 'Arial', sans-serif;
  color: #F8F8F8; /* Light gray for general text on dark background */
  background-color: #0A2463; /* Main dark blue background */
  line-height: 1.6;
}

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

.page-promotions__hero-section {
  background: linear-gradient(135deg, #0A2463 0%, #1A3F87 100%); /* Dark blue gradient */
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-promotions__hero-section::before {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  width: 200px;
  height: 200px;
  background-color: rgba(255, 215, 0, 0.1); /* Gold accent for subtle effect */
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
}

.page-promotions__hero-section::after {
  content: '';
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 250px;
  height: 250px;
  background-color: rgba(255, 215, 0, 0.15); /* Gold accent for subtle effect */
  border-radius: 50%;
  filter: blur(100px);
  z-index: 0;
}

.page-promotions__hero-title {
  font-size: 3.5em;
  color: #FFD700; /* Gold for main title */
  margin-bottom: 20px;
  font-weight: bold;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
  position: relative;
  z-index: 1;
}

.page-promotions__hero-subtitle {
  font-size: 1.3em;
  color: #C0C0C0; /* Lighter gray for subtitle */
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.page-promotions__hero-subtitle strong {
  color: #FFD700;
}

.page-promotions__hero-cta {
  display: inline-block;
  background-color: #FFD700; /* Gold for CTA button */
  color: #0A2463; /* Dark blue text on gold */
  padding: 15px 35px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 1.2em;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
  position: relative;
  z-index: 1;
}

.page-promotions__hero-cta:hover {
  background-color: #E6C200; /* Darker gold on hover */
  transform: translateY(-3px);
}

.page-promotions__section-title {
  font-size: 2.8em;
  color: #FFD700; /* Gold for section titles */
  text-align: center;
  margin-bottom: 60px;
  margin-top: 80px;
  font-weight: bold;
  position: relative;
}

.page-promotions__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: #FFD700;
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-promotions__section-description {
  font-size: 1.1em;
  color: #C0C0C0;
  text-align: center;
  max-width: 900px;
  margin: -40px auto 60px;
}

.page-promotions__featured-offers {
  padding: 60px 0;
  background-color: #0A2463;
}

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

.page-promotions__offer-card {
  background-color: #1A3F87; /* Darker blue for cards */
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-promotions__offer-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-promotions__offer-image {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 25px;
}

.page-promotions__offer-title {
  font-size: 1.8em;
  color: #FFD700; /* Gold for offer titles */
  margin-bottom: 15px;
  font-weight: bold;
}

.page-promotions__offer-description {
  font-size: 1em;
  color: #E0E0E0; /* Light gray for descriptions */
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-promotions__offer-description strong {
  color: #FFD700;
}

.page-promotions__offer-link {
  display: block;
  color: #FFD700; /* Gold for 'Xem Chi Tiết' link */
  text-decoration: none;
  font-weight: bold;
  margin-bottom: 15px;
  transition: color 0.3s ease;
}

.page-promotions__offer-link:hover {
  color: #E6C200;
}

.page-promotions__offer-cta {
  display: inline-block;
  background-color: #FFD700; /* Gold for CTA */
  color: #0A2463; /* Dark blue text on gold */
  padding: 12px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-promotions__offer-cta:hover {
  background-color: #E6C200;
  transform: translateY(-2px);
}

.page-promotions__vip-section,
.page-promotions__referral-section,
.page-promotions__limited-time-offers,
.page-promotions__why-choose {
  padding: 60px 0;
  background-color: #0A2463;
}

.page-promotions__vip-benefits ul {
  list-style: none;
  padding: 0;
  margin: 40px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.page-promotions__vip-benefits li {
  background-color: #1A3F87;
  padding: 20px;
  border-radius: 10px;
  font-size: 1.1em;
  color: #E0E0E0;
  position: relative;
  padding-left: 45px;
  text-align: left;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-promotions__vip-benefits li::before {
  content: '★';
  color: #FFD700;
  font-size: 1.5em;
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
}

.page-promotions__vip-cta,
.page-promotions__vip-join-cta,
.page-promotions__referral-cta,
.page-promotions__referral-invite-cta {
  display: inline-block;
  background-color: #FFD700;
  color: #0A2463;
  padding: 12px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
  margin-top: 20px;
  margin-right: 15px;
}

.page-promotions__vip-cta:hover,
.page-promotions__vip-join-cta:hover,
.page-promotions__referral-cta:hover,
.page-promotions__referral-invite-cta:hover {
  background-color: #E6C200;
  transform: translateY(-2px);
}

.page-promotions__vip-section .page-promotions__container,
.page-promotions__referral-section .page-promotions__container {
  text-align: center;
}

.page-promotions__referral-image {
  max-width: 600px;
  width: 100%;
  height: auto;
  border-radius: 15px;
  margin: 40px auto;
  display: block;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

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

.page-promotions__limited-offer-item {
  background-color: #1A3F87;
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-promotions__limited-offer-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-promotions__limited-offer-title {
  font-size: 1.6em;
  color: #FFD700;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-promotions__limited-offer-desc {
  font-size: 1em;
  color: #E0E0E0;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-promotions__limited-offer-link {
  display: block;
  color: #FFD700;
  text-decoration: none;
  font-weight: bold;
  margin-bottom: 15px;
  transition: color 0.3s ease;
}

.page-promotions__limited-offer-link:hover {
  color: #E6C200;
}

.page-promotions__limited-offer-cta {
  display: inline-block;
  background-color: #FFD700;
  color: #0A2463;
  padding: 10px 20px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.95em;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-promotions__limited-offer-cta:hover {
  background-color: #E6C200;
  transform: translateY(-2px);
}

.page-promotions__why-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: center;
}

.page-promotions__why-item {
  background-color: #1A3F87;
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions__why-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-promotions__why-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.5)); /* Subtle glow for icons */
}

.page-promotions__why-heading {
  font-size: 1.5em;
  color: #FFD700;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-promotions__why-text {
  font-size: 0.95em;
  color: #E0E0E0;
}

.page-promotions__cta-bottom {
  background: linear-gradient(45deg, #FFD700 0%, #E6C200 100%); /* Gold gradient for bottom CTA */
  padding: 80px 0;
  text-align: center;
  color: #0A2463; /* Dark blue text on gold background */
  margin-top: 80px;
}

.page-promotions__cta-title {
  font-size: 3em;
  color: #0A2463; /* Dark blue for CTA title */
  margin-bottom: 20px;
  font-weight: bold;
}

.page-promotions__cta-description {
  font-size: 1.2em;
  color: #333; /* Darker text for readability */
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions__cta-description strong {
  color: #0A2463;
}

.page-promotions__cta-button {
  display: inline-block;
  background-color: #0A2463; /* Dark blue for CTA button */
  color: #FFD700; /* Gold text on dark blue */
  padding: 18px 45px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 1.4em;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease, color 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-promotions__cta-button:hover {
  background-color: #1A3F87; /* Slightly lighter blue on hover */
  color: #FFD700;
  transform: translateY(-3px);
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .page-promotions__hero-title {
    font-size: 2.8em;
  }
  .page-promotions__section-title {
    font-size: 2.2em;
  }
  .page-promotions__cta-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-promotions__hero-section {
    padding: 80px 0;
  }
  .page-promotions__hero-title {
    font-size: 2.2em;
  }
  .page-promotions__hero-subtitle {
    font-size: 1.1em;
  }
  .page-promotions__hero-cta {
    padding: 12px 30px;
    font-size: 1.1em;
  }
  .page-promotions__section-title {
    font-size: 2em;
    margin-top: 60px;
    margin-bottom: 40px;
  }
  .page-promotions__section-description {
    margin-bottom: 40px;
  }
  .page-promotions__offer-card {
    padding: 25px;
  }
  .page-promotions__offer-title {
    font-size: 1.6em;
  }
  .page-promotions__vip-benefits li {
    font-size: 1em;
  }
  .page-promotions__referral-image {
    max-width: 100%;
  }
  .page-promotions__cta-title {
    font-size: 2em;
  }
  .page-promotions__cta-button {
    padding: 15px 35px;
    font-size: 1.2em;
  }
}

@media (max-width: 480px) {
  .page-promotions__hero-section {
    padding: 60px 0;
  }
  .page-promotions__hero-title {
    font-size: 1.8em;
  }
  .page-promotions__hero-subtitle {
    font-size: 1em;
  }
  .page-promotions__hero-cta {
    padding: 10px 25px;
    font-size: 1em;
  }
  .page-promotions__section-title {
    font-size: 1.8em;
    margin-top: 40px;
    margin-bottom: 30px;
  }
  .page-promotions__section-description {
    margin-bottom: 30px;
  }
  .page-promotions__offer-card {
    padding: 20px;
  }
  .page-promotions__offer-title {
    font-size: 1.4em;
  }
  .page-promotions__offer-cta {
    padding: 10px 20px;
    font-size: 0.9em;
  }
  .page-promotions__vip-benefits li {
    padding-left: 35px;
  }
  .page-promotions__vip-benefits li::before {
    font-size: 1.2em;
    left: 10px;
  }
  .page-promotions__cta-title {
    font-size: 1.8em;
  }
  .page-promotions__cta-description {
    font-size: 1em;
  }
  .page-promotions__cta-button {
    padding: 12px 30px;
    font-size: 1.1em;
  }
  .page-promotions__why-list {
    gap: 20px;
  }
  .page-promotions__why-item {
    padding: 25px;
  }
  .page-promotions__why-icon {
    width: 50px;
    height: 50px;
  }
  .page-promotions__why-heading {
    font-size: 1.3em;
  }
}