.page-promotions {
  --primary-color: #FF0000; /* Đỏ */
  --secondary-color: #000080; /* Xanh đậm */
  --text-light: #ffffff;
  --text-dark: #333333;
  --background-light: #f5f5f5;
  --background-dark: #000060;
  --border-color: #e0e0e0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
}

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

.page-promotions .section-title {
  font-size: 2.5em;
  color: var(--secondary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-promotions .section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

/* Hero Section */
.page-promotions .hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  background-color: var(--secondary-color); /* Fallback */
  color: var(--text-light);
  overflow: hidden;
}

.page-promotions .hero-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.page-promotions .hero-image {
  width: 100%;
  margin-bottom: 30px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-promotions .hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

.page-promotions .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-promotions .hero-title {
  font-size: 3.8em;
  margin-bottom: 20px;
  color: var(--text-light);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-promotions .hero-description {
  font-size: 1.4em;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--text-light);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
}

.page-promotions .cta-button {
  display: inline-block;
  padding: 18px 45px;
  background: var(--primary-color);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.3em;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
}

.page-promotions .cta-button:hover {
  background: #CC0000;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-promotions .cta-button.small-button {
  padding: 12px 30px;
  font-size: 1em;
}

.page-promotions .cta-button.large-button {
  padding: 22px 60px;
  font-size: 1.5em;
}

/* Intro Section */
.page-promotions .intro-section {
  padding: 80px 0;
  background-color: var(--background-light);
  text-align: center;
}

.page-promotions .intro-section p {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 20px auto;
  color: var(--text-dark);
}

.page-promotions .promo-overview {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 50px;
  flex-wrap: wrap;
}

.page-promotions .promo-card {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  padding: 30px;
  width: 30%;  min-width: 300px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-promotions .promo-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.page-promotions .promo-card .card-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-promotions .promo-card .card-title {
  font-size: 1.8em;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.page-promotions .promo-card .card-description {
  font-size: 1em;
  color: var(--text-dark);
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-promotions .promo-card .promo-button {
  display: inline-block;
  padding: 12px 25px;
  background: var(--secondary-color);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 5px;
  font-size: 1em;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.page-promotions .promo-card .promo-button:hover {
  background: #000060;
}

/* Featured Promos Section */
.page-promotions .featured-promos-section {
  padding: 80px 0;
  background-color: #ffffff;
}

.page-promotions .promo-item-detail {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 60px;
  background-color: var(--background-light);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.page-promotions .promo-item-detail.reverse {
  flex-direction: row-reverse;
}

.page-promotions .promo-item-detail .promo-detail-image {
  width: 50%;
  height: 350px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-promotions .promo-item-detail .promo-detail-content {
  width: 50%;
}

.page-promotions .promo-item-detail h3 {
  font-size: 2em;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.page-promotions .promo-item-detail p {
  font-size: 1.1em;
  margin-bottom: 15px;
  color: var(--text-dark);
}

.page-promotions .promo-item-detail ul {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-promotions .promo-item-detail ul li {
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23FF0000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"></polyline></svg>') no-repeat left center;
  background-size: 20px;
  padding-left: 30px;
  margin-bottom: 10px;
  font-size: 1.05em;
  color: var(--text-dark);
}

.page-promotions .promo-item-detail ul li strong {
  color: var(--secondary-color);
}

/* Terms and Conditions Section */
.page-promotions .terms-conditions-section {
  padding: 80px 0;
  background-color: var(--background-dark);
  color: var(--text-light);
}

.page-promotions .terms-conditions-section .section-title {
  color: var(--text-light);
}

.page-promotions .terms-conditions-section p {
  font-size: 1.1em;
  max-width: 1000px;
  margin: 0 auto 20px auto;
  color: var(--text-light);
}

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

.page-promotions .terms-list .term-item {
  background-color: #000070;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-promotions .terms-list .term-item h3 {
  font-size: 1.6em;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.page-promotions .terms-list .term-item p {
  font-size: 1em;
  color: #cccccc;
  margin-bottom: 0;
}

.page-promotions .terms-footer {
  margin-top: 40px;
  text-align: center;
  font-style: italic;
  color: #dddddd;
}

/* How to Claim Section */
.page-promotions .how-to-claim-section {
  padding: 80px 0;
  background-color: var(--background-light);
  text-align: center;
}

.page-promotions .steps-list {
  list-style: none;
  padding: 0;
  margin-top: 50px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}

.page-promotions .steps-list li {
  display: flex;
  align-items: flex-start;
  text-align: left;
  max-width: 800px;
  background-color: #ffffff;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.page-promotions .steps-list li:hover {
  transform: translateY(-5px);
}

.page-promotions .steps-list .step-icon {
  background-color: var(--primary-color);
  color: var(--text-light);
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5em;
  font-weight: bold;
  flex-shrink: 0;
  margin-right: 25px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-promotions .steps-list li h3 {
  font-size: 1.8em;
  color: var(--secondary-color);
  margin-top: 0;
  margin-bottom: 10px;
}

.page-promotions .steps-list li p {
  font-size: 1.05em;
  color: var(--text-dark);
  margin-bottom: 0;
}

/* Why Choose Section */
.page-promotions .why-choose-section {
  padding: 80px 0;
  background-color: #ffffff;
}

.page-promotions .reason-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-promotions .reason-list li {
  background-color: var(--background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions .reason-list li:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-promotions .reason-list li h4 {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-top: 0;
  margin-bottom: 15px;
}

.page-promotions .reason-list li p {
  font-size: 1.05em;
  color: var(--text-dark);
  margin-bottom: 0;
}

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

.page-promotions .faq-section .section-title {
  color: var(--text-light);
}

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

.page-promotions .faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-promotions .faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  background: #000070; /* Slightly lighter dark blue */
  color: var(--text-light);
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-promotions .faq-question:hover {
  background: #000050;
}

.page-promotions .faq-question h3 {
  margin: 0;
  font-size: 1.3em;
  color: var(--text-light);
}

.page-promotions .faq-toggle {
  font-size: 2em;
  font-weight: bold;
  transition: transform 0.3s ease;
  color: var(--primary-color);
}

.page-promotions .faq-item.active .faq-toggle {
  transform: rotate(45deg);
  color: var(--primary-color);
}

.page-promotions .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
  padding: 0 25px;
  background-color: #000060;
  color: #cccccc;
}

.page-promotions .faq-item.active .faq-answer {
  max-height: 500px; /* Sufficient height to show content */
  padding: 25px;
}

.page-promotions .faq-answer p {
  margin: 0;
  font-size: 1.05em;
}

/* Conclusion Section */
.page-promotions .conclusion-section {
  padding: 80px 0;
  background-color: var(--background-light);
  text-align: center;
}

.page-promotions .conclusion-section p {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 20px auto;
  color: var(--text-dark);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-promotions .hero-title {
    font-size: 3em;
  }
  .page-promotions .hero-description {
    font-size: 1.2em;
  }
  .page-promotions .section-title {
    font-size: 2em;
  }
  .page-promotions .promo-card {
    width: 45%;
  }
  .page-promotions .promo-item-detail {
    flex-direction: column;
  }
  .page-promotions .promo-item-detail.reverse {
    flex-direction: column;
  }
  .page-promotions .promo-item-detail .promo-detail-image,
  .page-promotions .promo-item-detail .promo-detail-content {
    width: 100%;
  }
  .page-promotions .promo-item-detail .promo-detail-image {
    margin-bottom: 20px;
  }
  .page-promotions .steps-list li {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .page-promotions .steps-list .step-icon {
    margin-right: 0;
    margin-bottom: 15px;
  }
  .page-promotions .reason-list {
    grid-template-columns: 1fr;
  }
  .page-promotions .terms-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-promotions .hero-section {
    padding: 40px 15px;
  }
  .page-promotions .hero-image {
    margin-bottom: 20px;
  }
  .page-promotions .hero-title {
    font-size: 2.2em;
    margin-bottom: 15px;
  }
  .page-promotions .hero-description {
    font-size: 1em;
    margin-bottom: 20px;
  }
  .page-promotions .cta-button {
    padding: 15px 30px;
    font-size: 1.1em;
  }
  .page-promotions .section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-promotions .intro-section,
  .page-promotions .featured-promos-section,
  .page-promotions .terms-conditions-section,
  .page-promotions .how-to-claim-section,
  .page-promotions .why-choose-section,
  .page-promotions .faq-section,
  .page-promotions .conclusion-section {
    padding: 50px 0;
  }
  .page-promotions .promo-overview {
    flex-direction: column;
    gap: 20px;
  }
  .page-promotions .promo-card {
    width: 90%;
    min-width: unset;
  }
  .page-promotions .promo-item-detail h3 {
    font-size: 1.5em;
  }
  .page-promotions .promo-item-detail p {
    font-size: 0.95em;
  }
  .page-promotions .terms-list .term-item h3 {
    font-size: 1.4em;
  }
  .page-promotions .steps-list li h3 {
    font-size: 1.5em;
  }
  .page-promotions .faq-question h3 {
    font-size: 1.1em;
  }
  .page-promotions .faq-question {
    padding: 15px 20px;
  }
  .page-promotions .faq-answer {
    padding: 15px 20px;
  }
}