.page-khuyn-mi {
  font-family: 'Arial', sans-serif;
  color: #333;
  line-height: 1.6;
  background-color: #f8f8f8;
}

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

.page-khuyn-mi section {
  padding: 60px 0;
  margin-bottom: 20px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-khuyn-mi section:nth-of-type(odd) {
  background-color: #fefefe;
}

.page-khuyn-mi h1,
.page-khuyn-mi h2 {
  color: #8B0000; /* Deep Red */
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
  line-height: 1.2;
}

.page-khuyn-mi h1 {
  font-size: 3.2em;
  color: #FFD700; /* Gold for hero title */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.page-khuyn-mi h2 {
  font-size: 2.5em;
}

.page-khuyn-mi h3 {
  color: #8B0000;
  font-size: 1.8em;
  margin-bottom: 15px;
}

.page-khuyn-mi p {
  margin-bottom: 15px;
  font-size: 1.1em;
  color: #555;
}

.page-khuyn-mi .btn-primary {
  display: inline-block;
  padding: 15px 30px;
  background-color: #FFD700; /* Gold */
  color: #8B0000; /* Deep Red */
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-khuyn-mi .btn-primary:hover {
  background-color: #e6c200;
  color: #6a0000;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.page-khuyn-mi .btn-card {
  display: inline-block;
  padding: 10px 20px;
  background-color: #8B0000; /* Deep Red */
  color: #FFD700; /* Gold */
  text-decoration: none;
  border-radius: 25px;
  font-weight: bold;
  font-size: 0.95em;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(139, 0, 0, 0.3);
}

.page-khuyn-mi .btn-card:hover {
  background-color: #6a0000;
  color: #ffe866;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(139, 0, 0, 0.5);
}

.page-khuyn-mi ol,
.page-khuyn-mi ul {
  margin-left: 25px;
  margin-bottom: 20px;
  color: #555;
}

.page-khuyn-mi ol li,
.page-khuyn-mi ul li {
  margin-bottom: 10px;
  font-size: 1.05em;
}

.page-khuyn-mi ol li strong {
  color: #8B0000;
}

/* Hero Section */
.page-khuyn-mi .hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px 40px;
  background: linear-gradient(135deg, #FFD700, #8B0000); /* Gradient background for visual appeal */
  color: #ffffff;
  overflow: hidden;
  box-shadow: none;
}

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

.page-khuyn-mi .hero-image {
  width: 100%;
  max-width: 1000px;
  margin-bottom: 30px;
  z-index: 1;
}

.page-khuyn-mi .hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-khuyn-mi .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  padding: 0 15px;
}

.page-khuyn-mi .hero-content p {
  color: #fff;
  font-size: 1.3em;
  margin-bottom: 30px;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.page-khuyn-mi .hero-ctas {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-khuyn-mi .cta-button {
  display: inline-block;
  padding: 18px 40px;
  background: #FFD700; /* Gold */
  color: #8B0000; /* Deep Red */
  text-decoration: none;
  border-radius: 50px;
  font-size: 1.2em;
  font-weight: bold;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-khuyn-mi .cta-button:hover {
  background: #e6c200;
  color: #6a0000;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.page-khuyn-mi .cta-button.secondary {
  background: #8B0000; /* Deep Red */
  color: #FFD700; /* Gold */
  box-shadow: 0 4px 15px rgba(139, 0, 0, 0.4);
}

.page-khuyn-mi .cta-button.secondary:hover {
  background: #6a0000;
  color: #ffe866;
  box-shadow: 0 6px 20px rgba(139, 0, 0, 0.6);
}

/* Promotion Grid */
.page-khuyn-mi .promotion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyn-mi .promotion-card {
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-bottom: 20px;
}

.page-khuyn-mi .promotion-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.page-khuyn-mi .promotion-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 12px 12px 0 0;
}

.page-khuyn-mi .promotion-card h3 {
  padding: 0 20px;
  margin-top: 0;
  font-size: 1.6em;
  line-height: 1.3;
}

.page-khuyn-mi .promotion-card h3 a {
  color: #8B0000;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-khuyn-mi .promotion-card h3 a:hover {
  color: #FFD700;
}

.page-khuyn-mi .promotion-card p {
  padding: 0 20px;
  font-size: 1em;
  color: #666;
  flex-grow: 1;
}

.page-khuyn-mi .promotion-card .btn-card {
  margin-top: 20px;
}

/* How To Claim */
.page-khuyn-mi .section-how-to-claim ol {
  list-style-type: decimal;
  margin-left: 20px;
  padding-left: 0;
}

.page-khuyn-mi .section-how-to-claim ol li {
  background-color: #fcfcfc;
  border-left: 4px solid #FFD700;
  padding: 15px 20px;
  margin-bottom: 15px;
  border-radius: 5px;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
  color: #444;
}

.page-khuyn-mi .section-how-to-claim ol li strong {
  color: #8B0000;
  font-size: 1.1em;
}

/* Terms Section */
.page-khuyn-mi .section-terms ul {
  list-style-type: disc;
  margin-left: 20px;
  padding-left: 0;
}

.page-khuyn-mi .section-terms ul li {
  background-color: #fcfcfc;
  border-bottom: 1px dashed #eee;
  padding: 10px 0;
  color: #444;
}

.page-khuyn-mi .section-terms ul li:last-child {
  border-bottom: none;
}

/* Why Choose */
.page-khuyn-mi .why-choose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyn-mi .why-choose-item {
  text-align: center;
  padding: 25px;
  background-color: #fefefe;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-khuyn-mi .why-choose-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-khuyn-mi .why-choose-item img {
  width: 150px; /* Larger image size */
  height: 150px; /* Larger image size */
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  border: 3px solid #FFD700;
  padding: 5px;
}

.page-khuyn-mi .why-choose-item h3 {
  color: #8B0000;
  font-size: 1.5em;
  margin-bottom: 10px;
}

.page-khuyn-mi .why-choose-item p {
  font-size: 1em;
  color: #666;
}

/* FAQ Section */
.page-khuyn-mi .section-faq {
  background-color: #fefefe;
}

.page-khuyn-mi .faq-list {
  margin-top: 40px;
}

.page-khuyn-mi .faq-item {
  margin-bottom: 15px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
}

.page-khuyn-mi .faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #fff;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-khuyn-mi .faq-question:hover {
  background: #f5f5f5;
}

.page-khuyn-mi .faq-question h3 {
  margin: 0;
  font-size: 1.25em;
  color: #333;
  flex-grow: 1;
  text-align: left;
}

.page-khuyn-mi .faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #FFD700; /* Gold */
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-khuyn-mi .faq-item.active .faq-toggle {
  transform: rotate(45deg);
  color: #8B0000; /* Deep Red */
}

.page-khuyn-mi .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
  padding: 0 25px;
  background: #f9f9f9;
  color: #555;
}

.page-khuyn-mi .faq-item.active .faq-answer {
  max-height: 500px; /* Sufficient height to contain content */
  padding: 20px 25px;
  border-top: 1px solid #eee;
}

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

/* Final CTA Section */
.page-khuyn-mi .section-cta-final {
  background: linear-gradient(90deg, #8B0000, #FFD700);
  color: #ffffff;
  text-align: center;
  padding: 80px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.page-khuyn-mi .section-cta-final h2 {
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.page-khuyn-mi .section-cta-final p {
  color: #f0f0f0;
  font-size: 1.2em;
  margin-bottom: 40px;
}

.page-khuyn-mi .section-cta-final .btn-primary.large {
  padding: 20px 45px;
  font-size: 1.3em;
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.5);
}

.page-khuyn-mi .section-cta-final .btn-primary.large:hover {
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.7);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-khuyn-mi h1 {
    font-size: 2.8em;
  }
  .page-khuyn-mi h2 {
    font-size: 2em;
  }
  .page-khuyn-mi .hero-image img {
    max-width: 90%;
  }
  .page-khuyn-mi .promotion-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-khuyn-mi .why-choose-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-khuyn-mi section {
    padding: 40px 0;
  }
  .page-khuyn-mi .hero-section {
    padding: 60px 15px 30px;
  }
  .page-khuyn-mi h1 {
    font-size: 2.2em;
  }
  .page-khuyn-mi h2 {
    font-size: 1.8em;
  }
  .page-khuyn-mi h3 {
    font-size: 1.4em;
  }
  .page-khuyn-mi p {
    font-size: 1em;
  }
  .page-khuyn-mi .hero-content p {
    font-size: 1.1em;
  }
  .page-khuyn-mi .cta-button {
    padding: 15px 30px;
    font-size: 1em;
  }
  .page-khuyn-mi .hero-ctas {
    flex-direction: column;
    gap: 15px;
  }
  .page-khuyn-mi .promotion-grid,
  .page-khuyn-mi .why-choose-grid {
    grid-template-columns: 1fr;
  }
  .page-khuyn-mi .promotion-card img {
    height: 200px;
  }
  .page-khuyn-mi .faq-question {
    padding: 15px 20px;
  }
  .page-khuyn-mi .faq-question h3 {
    font-size: 1.1em;
  }
  .page-khuyn-mi .faq-toggle {
    font-size: 20px;
  }
  .page-khuyn-mi .faq-answer {
    padding: 0 20px;
  }
  .page-khuyn-mi .faq-item.active .faq-answer {
    padding: 15px 20px;
  }
  .page-khuyn-mi .section-cta-final {
    padding: 60px 15px;
  }
  .page-khuyn-mi .section-cta-final .btn-primary.large {
    padding: 15px 30px;
    font-size: 1.1em;
  }
}

@media (max-width: 480px) {
  .page-khuyn-mi h1 {
    font-size: 1.8em;
  }
  .page-khuyn-mi h2 {
    font-size: 1.5em;
  }
  .page-khuyn-mi .hero-content p {
    font-size: 1em;
  }
  .page-khuyn-mi .cta-button {
    width: 100%;
    max-width: 280px;
  }
  .page-khuyn-mi .promotion-card h3 {
    font-size: 1.3em;
  }
  .page-khuyn-mi .why-choose-item img {
    width: 120px;
    height: 120px;
  }
  .page-khuyn-mi .faq-question h3 {
    font-size: 1em;
  }
}