/* style/promotions.css */
:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg-color: #11271B;
  --background-color: #08160F;
  --text-main-color: #F2FFF6;
  --text-secondary-color: #A7D9B8;
  --border-color: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green-color: #0A4B2C;
}

.page-promotions {
  color: var(--text-main-color); /* Toàn bộ trang dùng chữ màu sáng vì body nền tối */
  background-color: var(--background-color);
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

.page-promotions__section {
  padding: 60px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-promotions__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-promotions__section-title {
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 20px;
  color: var(--gold-color);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.page-promotions__description {
  font-size: 18px;
  color: var(--text-secondary-color);
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* HERO Section */
.page-promotions__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* body padding-top handled by shared.css */
  background-color: var(--deep-green-color);
}

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

.page-promotions__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-promotions__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  border: 2px solid var(--border-color);
}

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

.page-promotions__main-title {
  font-size: 52px;
  font-weight: 900;
  color: var(--gold-color);
  margin-bottom: 20px;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);
  line-height: 1.2;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions__description {
  font-size: 20px;
  color: var(--text-secondary-color);
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions__cta-button {
  display: inline-block;
  padding: 18px 45px;
  background: var(--button-gradient);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 20px;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-promotions__cta-button:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-promotions__text-content {
  font-size: 17px;
  color: var(--text-secondary-color);
  margin-bottom: 20px;
  text-align: left;
}

.page-promotions__image-wrapper {
  margin-top: 40px;
  margin-bottom: 20px;
}

.page-promotions__image-wrapper img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

/* Dark sections for contrast */
.page-promotions__dark-section {
  background-color: var(--card-bg-color);
  color: var(--text-main-color);
}

.page-promotions__dark-section .page-promotions__section-title {
  color: var(--gold-color);
}

.page-promotions__dark-section .page-promotions__description,
.page-promotions__dark-section .page-promotions__text-content {
  color: var(--text-secondary-color);
}

/* Promotion Types Grid */
.page-promotions__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-promotions__promo-card {
  background-color: var(--card-bg-color);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
  color: var(--text-main-color);
}

.page-promotions__promo-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.page-promotions__promo-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
  border: 1px solid var(--border-color);
}

.page-promotions__card-title {
  font-size: 24px;
  font-weight: bold;
  color: var(--gold-color);
  margin-bottom: 15px;
  line-height: 1.3;
}

.page-promotions__card-text {
  font-size: 16px;
  color: var(--text-secondary-color);
  margin-bottom: 25px;
}

.page-promotions__btn-primary {
  display: inline-block;
  padding: 12px 25px;
  background: var(--button-gradient);
  color: #ffffff;
  text-decoration: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-promotions__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

/* Terms & Conditions List */
.page-promotions__terms-list,
.page-promotions__tips-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  text-align: left;
}

.page-promotions__terms-list li,
.page-promotions__tips-list li {
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 15px;
  font-size: 17px;
  color: var(--text-main-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: flex-start;
}

.page-promotions__terms-list li::before,
.page-promotions__tips-list li::before {
  content: '✓';
  color: var(--glow-color);
  font-weight: bold;
  margin-right: 15px;
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}

.page-promotions__list-item-title {
  font-weight: bold;
  color: var(--gold-color);
  margin-right: 8px;
}

/* How-To Steps */
.page-promotions__steps-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  text-align: left;
}

.page-promotions__steps-list li {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--text-main-color);
}

.page-promotions__steps-list li:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.page-promotions__step-title {
  font-size: 22px;
  font-weight: bold;
  color: var(--gold-color);
  margin-bottom: 15px;
  line-height: 1.3;
}

.page-promotions__step-text {
  font-size: 16px;
  color: var(--text-secondary-color);
}

.page-promotions__btn-container {
  margin-top: 40px;
  text-align: center;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* FAQ Section */
.page-promotions__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

details.page-promotions__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

details.page-promotions__faq-item summary.page-promotions__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--text-main-color);
}

details.page-promotions__faq-item summary.page-promotions__faq-question::-webkit-details-marker {
  display: none;
}

details.page-promotions__faq-item summary.page-promotions__faq-question:hover {
  background: var(--deep-green-color);
}

.page-promotions__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--gold-color);
}

.page-promotions__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--glow-color);
  flex-shrink: 0;
  margin-left: 20px;
  width: 32px;
  text-align: center;
}

details.page-promotions__faq-item .page-promotions__faq-answer {
  padding: 0 25px 25px;
  background: var(--background-color);
  border-radius: 0 0 10px 10px;
  color: var(--text-secondary-color);
  text-align: left;
}

.page-promotions__faq-answer p {
  margin: 0;
  font-size: 16px;
}

/* Call to Action Footer */
.page-promotions__call-to-action-footer {
  padding: 80px 20px;
  background: var(--deep-green-color);
}

.page-promotions__call-to-action-footer .page-promotions__section-title {
  color: var(--gold-color);
}

.page-promotions__call-to-action-footer .page-promotions__description {
  color: var(--text-main-color);
  margin-bottom: 30px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-promotions__main-title {
    font-size: 44px;
  }
  .page-promotions__section-title {
    font-size: 32px;
  }
  .page-promotions__description {
    font-size: 17px;
  }
  .page-promotions__cta-button {
    padding: 15px 35px;
    font-size: 18px;
  }
  .page-promotions__promo-card {
    padding: 25px;
  }
  .page-promotions__card-title {
    font-size: 22px;
  }
}

@media (max-width: 768px) {
  .page-promotions__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-promotions__hero-image img {
    border-radius: 8px;
  }
  
  .page-promotions__main-title {
    font-size: 32px;
    margin-bottom: 15px;
  }
  
  .page-promotions__description {
    font-size: 16px;
    margin-bottom: 30px;
  }
  
  .page-promotions__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-promotions__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;
  }

  .page-promotions__section {
    padding: 40px 15px;
  }
  
  .page-promotions__section-title {
    font-size: 26px;
    margin-bottom: 15px;
  }

  .page-promotions__text-content {
    font-size: 16px;
  }

  .page-promotions__promo-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-promotions__promo-card {
    padding: 20px;
  }

  .page-promotions__card-title {
    font-size: 20px;
  }

  .page-promotions__card-text {
    font-size: 15px;
  }

  .page-promotions__btn-primary {
    padding: 10px 20px;
    font-size: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-promotions__terms-list li,
  .page-promotions__tips-list li {
    padding: 15px;
    font-size: 15px;
  }

  .page-promotions__terms-list li::before,
  .page-promotions__tips-list li::before {
    font-size: 18px;
    margin-right: 10px;
  }

  .page-promotions__steps-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-promotions__step-title {
    font-size: 20px;
  }

  .page-promotions__step-text {
    font-size: 15px;
  }

  details.page-promotions__faq-item summary.page-promotions__faq-question {
    padding: 15px 20px;
  }

  .page-promotions__faq-qtext {
    font-size: 16px;
  }

  .page-promotions__faq-toggle {
    font-size: 24px;
    margin-left: 15px;
    width: 28px;
  }

  details.page-promotions__faq-item .page-promotions__faq-answer {
    padding: 0 20px 20px;
  }

  .page-promotions__faq-answer p {
    font-size: 15px;
  }

  .page-promotions__call-to-action-footer {
    padding: 50px 15px;
  }

  /* Mobile image responsiveness */
  .page-promotions img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-promotions__section,
  .page-promotions__card,
  .page-promotions__container,
  .page-promotions__promo-card,
  .page-promotions__image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-promotions__hero-container {
    padding-left: 0;
    padding-right: 0;
  }
  .page-promotions__hero-image {
    padding-left: 0;
    padding-right: 0;
  }
  .page-promotions__hero-content {
    padding-left: 0;
    padding-right: 0;
  }

}

@media (max-width: 480px) {
  .page-promotions__main-title {
    font-size: 28px;
  }
  .page-promotions__section-title {
    font-size: 24px;
  }
  .page-promotions__cta-button {
    font-size: 15px;
    padding: 10px 25px;
  }
  .page-promotions__promo-card {
    padding: 15px;
  }
  .page-promotions__card-title {
    font-size: 18px;
  }
  .page-promotions__faq-qtext {
    font-size: 15px;
  }
}