/* style/promotions.css */
/* body đã padding-top: var(--header-offset) từ shared.css, trang này không cần thêm */

:root {
  --page-promotions-bg: #08160F;
  --page-promotions-card-bg: #11271B;
  --page-promotions-text-main: #F2FFF6;
  --page-promotions-text-secondary: #A7D9B8;
  --page-promotions-border: #2E7A4E;
  --page-promotions-glow: #57E38D;
  --page-promotions-gold: #F2C14E;
  --page-promotions-divider: #1E3A2A;
  --page-promotions-deep-green: #0A4B2C;
  --page-promotions-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-promotions {
  background-color: var(--page-promotions-bg);
  color: var(--page-promotions-text-main);
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

.page-promotions__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px 60px;
  text-align: center;
  background-color: var(--page-promotions-deep-green);
  overflow: hidden;
}

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

.page-promotions__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-promotions__hero-content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 1;
}

.page-promotions__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--page-promotions-text-main);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.page-promotions__description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--page-promotions-text-secondary);
  margin-bottom: 40px;
}

.page-promotions__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.page-promotions__cta-buttons--centered {
  margin-top: 40px;
}

.page-promotions__btn-primary,
.page-promotions__btn-secondary,
.page-promotions__btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-promotions__btn-primary {
  background: var(--page-promotions-btn-gradient);
  color: var(--page-promotions-text-main);
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

.page-promotions__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(34, 199, 104, 0.6);
}

.page-promotions__btn-secondary {
  background-color: transparent;
  color: var(--page-promotions-text-main);
  border: 2px solid var(--page-promotions-border);
}

.page-promotions__btn-secondary:hover {
  background-color: var(--page-promotions-border);
  color: var(--page-promotions-text-main);
  transform: translateY(-3px);
}

.page-promotions__btn-link {
  background-color: transparent;
  color: var(--page-promotions-glow);
  border: 1px solid var(--page-promotions-glow);
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 5px;
}

.page-promotions__btn-link:hover {
  background-color: var(--page-promotions-glow);
  color: var(--page-promotions-bg);
}

.page-promotions__section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  text-align: center;
  box-sizing: border-box;
}

.page-promotions__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--page-promotions-gold);
  margin-bottom: 20px;
  font-weight: 700;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.page-promotions__section-description {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: var(--page-promotions-text-secondary);
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions__promotions-grid,
.page-promotions__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-promotions__promotion-card,
.page-promotions__step-card {
  background-color: var(--page-promotions-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  text-align: left;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--page-promotions-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions__promotion-card:hover,
.page-promotions__step-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.page-promotions__card-image {
  width: 100%;
  height: 225px;
  object-fit: cover;
  display: block;
}

.page-promotions__card-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-promotions__card-title {
  font-size: 1.5rem;
  color: var(--page-promotions-text-main);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-promotions__card-title a {
  color: inherit;
  text-decoration: none;
}

.page-promotions__card-title a:hover {
  color: var(--page-promotions-glow);
}

.page-promotions__card-text {
  font-size: 1rem;
  color: var(--page-promotions-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-promotions__step-card {
  text-align: center;
  padding: 30px;
}

.page-promotions__step-icon-wrapper {
  width: 100px;
  height: 100px;
  margin: 0 auto 20px;
  background-color: var(--page-promotions-deep-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 5px var(--page-promotions-border);
}

.page-promotions__step-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.page-promotions__step-title {
  font-size: 1.35rem;
  color: var(--page-promotions-text-main);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-promotions__step-text {
  font-size: 0.95rem;
  color: var(--page-promotions-text-secondary);
  margin-bottom: 25px;
}

.page-promotions__terms-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0;
  max-width: 900px;
  text-align: left;
}

.page-promotions__terms-list li {
  background-color: var(--page-promotions-card-bg);
  border: 1px solid var(--page-promotions-divider);
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 15px;
  font-size: 1rem;
  color: var(--page-promotions-text-secondary);
  display: flex;
  align-items: flex-start;
}

.page-promotions__terms-list li::before {
  content: '✓';
  color: var(--page-promotions-glow);
  font-weight: bold;
  margin-right: 10px;
  font-size: 1.2em;
  line-height: 1;
}

.page-promotions__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
  text-align: left;
}

.page-promotions__faq-item {
  background-color: var(--page-promotions-card-bg);
  border: 1px solid var(--page-promotions-border);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-promotions__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--page-promotions-text-main);
  cursor: pointer;
  background-color: var(--page-promotions-deep-green);
  border-bottom: 1px solid var(--page-promotions-divider);
}

.page-promotions__faq-question:hover {
  background-color: var(--page-promotions-border);
}

.page-promotions__faq-item[open] .page-promotions__faq-question {
  border-bottom: 1px solid var(--page-promotions-border);
}

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

.page-promotions__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  transition: transform 0.3s ease;
  color: var(--page-promotions-glow);
}

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

.page-promotions__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--page-promotions-text-secondary);
  line-height: 1.7;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-promotions__hero-section {
    padding-bottom: 40px;
  }
  .page-promotions__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-promotions__description {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  }
  .page-promotions__section {
    padding: 40px 20px;
  }
  .page-promotions__promotions-grid,
  .page-promotions__steps-grid {
    gap: 25px;
  }
}

@media (max-width: 768px) {
  .page-promotions {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-promotions__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }
  .page-promotions__hero-image-wrapper {
    margin-bottom: 20px;
  }
  .page-promotions__hero-image,
  .page-promotions__card-image,
  .page-promotions__step-icon {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-promotions__section,
  .page-promotions__card,
  .page-promotions__container,
  .page-promotions__promotions-grid,
  .page-promotions__steps-grid,
  .page-promotions__cta-buttons,
  .page-promotions__faq-list,
  .page-promotions__terms-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-promotions__promotion-card,
  .page-promotions__step-card {
    margin-bottom: 20px; /* Adjust spacing for mobile */
  }

  .page-promotions__main-title {
    font-size: 2.2rem;
  }
  .page-promotions__description {
    font-size: 1rem;
  }
  .page-promotions__section-title {
    font-size: 1.8rem;
  }
  .page-promotions__section-description {
    font-size: 0.9rem;
  }
  
  .page-promotions__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-promotions__btn-primary,
  .page-promotions__btn-secondary,
  .page-promotions__btn-link {
    width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1rem !important;
  }

  .page-promotions__faq-question {
    font-size: 1.1rem;
    padding: 15px 20px;
  }
  .page-promotions__faq-answer {
    padding: 15px 20px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .page-promotions__main-title {
    font-size: 1.8rem;
  }
  .page-promotions__section-title {
    font-size: 1.6rem;
  }
  .page-promotions__card-title {
    font-size: 1.3rem;
  }
  .page-promotions__step-title {
    font-size: 1.2rem;
  }
  .page-promotions__hero-image-wrapper {
    margin-bottom: 15px;
  }
}