.page-khuyen-mai__hero-section { padding-top: 10px; display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; overflow: hidden; }
.page-khuyen-mai__hero-image-wrapper { width: 100%; max-height: 675px; overflow: hidden; display: flex; justify-content: center; align-items: center; }
.page-khuyen-mai__hero-image { width: 100%; height: auto; display: block; object-fit: cover; }
.page-khuyen-mai__hero-content { padding: 40px 20px; max-width: 900px; margin: 0 auto; z-index: 1; position: relative; }
.page-khuyen-mai__main-title { font-size: clamp(2.2rem, 4vw, 3.5rem); font-weight: 700; line-height: 1.2; color: #FFFFFF; margin-bottom: 15px; letter-spacing: -0.03em; }
.page-khuyen-mai__sub-description { font-size: 1.15rem; color: #f0f0f0; margin-bottom: 30px; line-height: 1.6; }
.page-khuyen-mai__cta-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.page-khuyen-mai__cta-buttons--center { justify-content: center; }
.page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary { display: inline-flex; align-items: center; justify-content: center; padding: 14px 30px; border-radius: 8px; font-size: 1rem; font-weight: 600; text-decoration: none; transition: all 0.3s ease; white-space: nowrap; word-wrap: break-word; box-sizing: border-box; }
.page-khuyen-mai__btn-primary { background: #26A9E0; color: #FFFFFF; border: 2px solid #26A9E0; }
.page-khuyen-mai__btn-primary:hover { background: #1f8ac9; border-color: #1f8ac9; }
.page-khuyen-mai__btn-secondary { background: #FFFFFF; color: #26A9E0; border: 2px solid #26A9E0; }
.page-khuyen-mai__btn-secondary:hover { background: #e0e0e0; color: #1f8ac9; border-color: #1f8ac9; }
.page-khuyen-mai__btn-outline { background: transparent; color: #26A9E0; border: 2px solid #26A9E0; padding: 10px 20px; font-size: 0.9rem; }
.page-khuyen-mai__btn-outline:hover { background: #26A9E0; color: #FFFFFF; }
.page-khuyen-mai__btn-large { padding: 18px 40px; font-size: 1.1rem; }

.page-khuyen-mai__section { padding: 60px 20px; }
.page-khuyen-mai__dark-bg { background-color: #26A9E0; color: #FFFFFF; }
.page-khuyen-mai__light-bg { background-color: #FFFFFF; color: #333333; }
.page-khuyen-mai__container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.page-khuyen-mai__section-title { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; text-align: center; margin-bottom: 40px; line-height: 1.3; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__section-title { color: #FFFFFF; }
.page-khuyen-mai__light-bg .page-khuyen-mai__section-title { color: #333333; }
.page-khuyen-mai__text-block { font-size: 1.05rem; line-height: 1.7; margin-bottom: 20px; text-align: justify; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__text-block { color: #f0f0f0; }
.page-khuyen-mai__light-bg .page-khuyen-mai__text-block { color: #333333; }

.page-khuyen-mai__promotions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; margin-top: 30px; }
.page-khuyen-mai__card { background: #FFFFFF; border-radius: 12px; overflow: hidden; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1); display: flex; flex-direction: column; height: 100%; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.page-khuyen-mai__card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15); }
.page-khuyen-mai__card-image { width: 100%; height: 250px; object-fit: cover; display: block; border-bottom: 1px solid #eee; }
.page-khuyen-mai__card-title { font-size: 1.4rem; font-weight: 600; color: #26A9E0; padding: 20px 20px 10px; line-height: 1.4; }
.page-khuyen-mai__card-text { font-size: 0.95rem; color: #555555; padding: 0 20px 20px; line-height: 1.6; flex-grow: 1; }
.page-khuyen-mai__card .page-khuyen-mai__btn-primary { margin: 0 20px 20px; align-self: flex-start; }

.page-khuyen-mai__step-list { counter-reset: step-counter; list-style: none; padding: 0; margin-top: 30px; }
.page-khuyen-mai__list-item { position: relative; padding-left: 60px; margin-bottom: 30px; }
.page-khuyen-mai__list-item::before { content: counter(step-counter); counter-increment: step-counter; position: absolute; left: 0; top: 0; width: 40px; height: 40px; background-color: #26A9E0; color: #FFFFFF; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 700; }
.page-khuyen-mai__list-title { font-size: 1.25rem; font-weight: 600; color: #26A9E0; margin-bottom: 8px; }
.page-khuyen-mai__list-text { font-size: 1rem; line-height: 1.6; color: #333333; }
.page-khuyen-mai__list-text a { color: #EA7C07; text-decoration: underline; }
.page-khuyen-mai__list-text a:hover { color: #c96504; }

.page-khuyen-mai__terms-list { list-style: disc; padding-left: 40px; margin-top: 20px; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__terms-list { color: #f0f0f0; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__terms-list li { color: #f0f0f0; margin-bottom: 10px; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__terms-list li a { color: #FFFFFF; text-decoration: underline; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__terms-list li a:hover { color: #e0e0e0; }

.page-khuyen-mai__faq-list { margin-top: 30px; }
.page-khuyen-mai__faq-item { background-color: #f9f9f9; border: 1px solid #e0e0e0; border-radius: 8px; margin-bottom: 15px; overflow: hidden; }
.page-khuyen-mai__faq-item[open] { background-color: #eaf7fc; border-color: #26A9E0; }
.page-khuyen-mai__faq-question { display: flex; justify-content: space-between; align-items: center; padding: 18px 25px; cursor: pointer; font-size: 1.1rem; font-weight: 600; color: #333333; position: relative; list-style: none; }
.page-khuyen-mai__faq-question::-webkit-details-marker { display: none; }
.page-khuyen-mai__faq-question::marker { display: none; }
.page-khuyen-mai__faq-qtext { flex-grow: 1; }
.page-khuyen-mai__faq-toggle { font-size: 1.5rem; line-height: 1; margin-left: 15px; 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: 0 25px 20px; font-size: 1rem; line-height: 1.6; color: #555555; }
.page-khuyen-mai__faq-answer a { color: #EA7C07; text-decoration: underline; }
.page-khuyen-mai__faq-answer a:hover { color: #c96504; }

.page-khuyen-mai__final-cta { text-align: center; padding: 80px 20px; }
.page-khuyen-mai__final-cta .page-khuyen-mai__section-title { margin-bottom: 20px; }
.page-khuyen-mai__final-cta .page-khuyen-mai__text-block { max-width: 800px; margin-left: auto; margin-right: auto; }

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

/* Mobile responsiveness */
@media (max-width: 768px) {
  .page-khuyen-mai__hero-section { padding-top: 10px; }
  .page-khuyen-mai__hero-content { padding: 30px 15px; }
  .page-khuyen-mai__main-title { font-size: 2.2rem; margin-bottom: 10px; }
  .page-khuyen-mai__sub-description { font-size: 1rem; margin-bottom: 20px; }
  .page-khuyen-mai__cta-buttons { flex-direction: column; gap: 10px; }
  .page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary, .page-khuyen-mai a[class*="button"], .page-khuyen-mai a[class*="btn"] {
    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-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;
  }

  .page-khuyen-mai__section { padding: 40px 15px; }
  .page-khuyen-mai__section-title { font-size: 1.8rem; margin-bottom: 30px; }
  .page-khuyen-mai__text-block { font-size: 0.95rem; }
  
  .page-khuyen-mai__promotions-grid { grid-template-columns: 1fr; gap: 20px; }
  .page-khuyen-mai__card-image { height: 200px; }
  .page-khuyen-mai__card-title { font-size: 1.2rem; padding: 15px 15px 8px; }
  .page-khuyen-mai__card-text { font-size: 0.9rem; padding: 0 15px 15px; }
  .page-khuyen-mai__card .page-khuyen-mai__btn-primary { margin: 0 15px 15px; }

  .page-khuyen-mai__list-item { padding-left: 50px; margin-bottom: 25px; }
  .page-khuyen-mai__list-item::before { width: 35px; height: 35px; font-size: 1.1rem; }
  .page-khuyen-mai__list-title { font-size: 1.1rem; }
  .page-khuyen-mai__list-text { font-size: 0.9rem; }

  .page-khuyen-mai__terms-list { padding-left: 25px; }
  .page-khuyen-mai__terms-list li { font-size: 0.9rem; }

  .page-khuyen-mai__faq-question { padding: 15px 20px; font-size: 1rem; }
  .page-khuyen-mai__faq-answer { padding: 0 20px 15px; font-size: 0.9rem; }

  .page-khuyen-mai__final-cta { padding: 60px 15px; }

  /* General image and container rules for mobile */
  .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-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-khuyen-mai__hero-image-wrapper { padding-left: 0; padding-right: 0; }
  .page-khuyen-mai__hero-content { padding-left: 15px; padding-right: 15px; }
}

@media (max-width: 1024px) {
  .page-khuyen-mai__hero-content { padding: 30px; }
  .page-khuyen-mai__main-title { font-size: clamp(2rem, 4.5vw, 3rem); }
  .page-khuyen-mai__sub-description { font-size: 1.05rem; }
  .page-khuyen-mai__section { padding: 50px 20px; }
  .page-khuyen-mai__section-title { font-size: clamp(1.6rem, 3vw, 2.4rem); }
  .page-khuyen-mai__promotions-grid { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 25px; }
  .page-khuyen-mai__card-image { height: 220px; }
}