/* CSS cho trang Khuyến Mãi */

.page-khuyen-mai__hero-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  color: #ffffff;
  text-align: center;
  padding-top: 10px; /* Nhỏ hơn so với body padding */
  background-color: #26A9E0;
}

.page-khuyen-mai__hero-image-wrapper {
  position: relative;
  width: 100%;
  height: 600px;
  overflow: hidden;
}

.page-khuyen-mai__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-khuyen-mai__main-title {
  font-size: 3.2em;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFFFFF;
  max-width: 100%;
}

.page-khuyen-mai__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  line-height: 1.6;
  color: #f0f0f0;
  max-width: 800px;
}

.page-khuyen-mai__cta-buttons {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  width: 100%;
  justify-content: center;
}

.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuyen-mai__btn-primary {
  background: #EA7C07;
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-khuyen-mai__btn-primary:hover {
  background: #d46c06;
  border-color: #d46c06;
}

.page-khuyen-mai__btn-secondary {
  background: transparent;
  color: #FFFFFF;
  border: 2px solid #FFFFFF;
}

.page-khuyen-mai__btn-secondary:hover {
  background: #FFFFFF;
  color: #26A9E0;
}

.page-khuyen-mai__section-title {
  font-size: 2.5em;
  font-weight: 700;
  text-align: center;
  margin-bottom: 30px;
  color: #26A9E0;
  position: relative;
  padding-bottom: 15px;
}

.page-khuyen-mai__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #EA7C07;
  border-radius: 2px;
}

.page-khuyen-mai__intro-text {
  text-align: center;
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 50px;
  line-height: 1.6;
  color: #555555;
}

.page-khuyen-mai__promotions-overview,
.page-khuyen-mai__exclusive-offers,
.page-khuyen-mai__how-to-claim,
.page-khuyen-mai__faq-section {
  padding: 80px 20px;
}

.page-khuyen-mai__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-khuyen-mai__dark-section {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-khuyen-mai__dark-section .page-khuyen-mai__section-title {
  color: #FFFFFF;
}

.page-khuyen-mai__dark-section .page-khuyen-mai__intro-text {
  color: #f0f0f0;
}

.page-khuyen-mai__grid-container,
.page-khuyen-mai__product-promo-grid,
.page-khuyen-mai__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-khuyen-mai__card {
  background: #FFFFFF;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: #333333;
}

.page-khuyen-mai__card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.page-khuyen-mai__card-image-wrapper,
.page-khuyen-mai__product-image {
  width: 100%;
  height: 220px; /* Fixed height for consistent card appearance */
  overflow: hidden;
}

.page-khuyen-mai__card-image,
.page-khuyen-mai__product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__card-content,
.page-khuyen-mai__product-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-khuyen-mai__card-title,
.page-khuyen-mai__product-title {
  font-size: 1.5em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #26A9E0;
}

.page-khuyen-mai__card-description,
.page-khuyen-mai__product-description {
  font-size: 1em;
  line-height: 1.6;
  margin-bottom: 20px;
  color: #555555;
}

.page-khuyen-mai__card-button {
  display: inline-block;
  padding: 10px 20px;
  background: #26A9E0;
  color: #FFFFFF;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s ease;
  align-self: flex-start;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuyen-mai__card-button:hover {
  background: #1e87c2;
}

.page-khuyen-mai__step-card {
  background: #FFFFFF;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.page-khuyen-mai__step-number {
  font-size: 2.5em;
  font-weight: 700;
  color: #EA7C07;
  margin-bottom: 15px;
  background: rgba(234, 124, 7, 0.1);
  border-radius: 50%;
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #EA7C07;
}

.page-khuyen-mai__step-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 15px;
  color: #26A9E0;
}

.page-khuyen-mai__step-description {
  font-size: 0.95em;
  line-height: 1.6;
  color: #555555;
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-khuyen-mai__step-button {
  display: inline-block;
  padding: 10px 20px;
  background: #26A9E0;
  color: #FFFFFF;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s ease;
  margin-top: auto;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuyen-mai__step-button:hover {
  background: #1e87c2;
}

.page-khuyen-mai__faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.page-khuyen-mai__faq-item {
  background: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-khuyen-mai__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  background-color: #f0f0f0;
  border-bottom: 1px solid #e0e0e0;
  transition: background-color 0.3s ease;
  list-style: none;
}

.page-khuyen-mai__faq-item[open] > .page-khuyen-mai__faq-question {
  background-color: #e6e6e6;
  border-bottom: none;
}

.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}

.page-khuyen-mai__faq-question:hover {
  background-color: #e6e6e6;
}

.page-khuyen-mai__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

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

.page-khuyen-mai__faq-answer {
  padding: 15px 25px 20px;
  font-size: 0.95em;
  line-height: 1.6;
  color: #555555;
}

/* Responsive styles */
@media (max-width: 768px) {
  .page-khuyen-mai__hero-section {
    padding-top: 10px;
  }

  .page-khuyen-mai__hero-image-wrapper {
    height: 300px;
  }

  .page-khuyen-mai__hero-content {
    padding: 30px 15px;
  }

  .page-khuyen-mai__main-title {
    font-size: 2em;
    margin-bottom: 15px;
  }

  .page-khuyen-mai__description {
    font-size: 0.95em;
    margin-bottom: 20px;
  }

  .page-khuyen-mai__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-khuyen-mai__btn-primary,
  .page-khuyen-mai__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-khuyen-mai__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
    padding-bottom: 10px;
  }

  .page-khuyen-mai__intro-text {
    font-size: 0.9em;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-khuyen-mai__promotions-overview,
  .page-khuyen-mai__exclusive-offers,
  .page-khuyen-mai__how-to-claim,
  .page-khuyen-mai__faq-section {
    padding: 40px 15px;
  }

  .page-khuyen-mai__grid-container,
  .page-khuyen-mai__product-promo-grid,
  .page-khuyen-mai__steps-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-khuyen-mai__card-image-wrapper,
  .page-khuyen-mai__product-image {
    height: 180px;
  }

  .page-khuyen-mai__card-content,
  .page-khuyen-mai__product-content {
    padding: 20px;
  }

  .page-khuyen-mai__card-title,
  .page-khuyen-mai__product-title {
    font-size: 1.3em;
    margin-bottom: 10px;
  }

  .page-khuyen-mai__card-description,
  .page-khuyen-mai__product-description {
    font-size: 0.9em;
    margin-bottom: 15px;
  }

  .page-khuyen-mai__card-button,
  .page-khuyen-mai__step-button {
    padding: 8px 15px;
    font-size: 0.9em;
    width: 100% !important;
    max-width: 100% !important;
  }

  .page-khuyen-mai__step-card {
    padding: 25px;
  }

  .page-khuyen-mai__step-number {
    font-size: 2em;
    width: 60px;
    height: 60px;
    margin-bottom: 10px;
  }

  .page-khuyen-mai__step-title {
    font-size: 1.2em;
    margin-bottom: 10px;
  }

  .page-khuyen-mai__step-description {
    font-size: 0.85em;
  }

  .page-khuyen-mai__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-khuyen-mai__faq-answer {
    padding: 10px 20px 15px;
    font-size: 0.9em;
  }

  /* General image responsiveness */
  .page-khuyen-mai img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-khuyen-mai__section,
  .page-khuyen-mai__card,
  .page-khuyen-mai__container,
  .page-khuyen-mai__hero-section,
  .page-khuyen-mai__promotions-overview,
  .page-khuyen-mai__exclusive-offers,
  .page-khuyen-mai__how-to-claim,
  .page-khuyen-mai__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Buttons specific mobile styles */
  .page-khuyen-mai__cta-buttons,
  .page-khuyen-mai__button-group,
  .page-khuyen-mai__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;
    flex-direction: column;
  }
}