.page-khuyen-mai__hero-section { position: relative; padding-top: 10px; text-align: center; }
.page-khuyen-mai__hero-image img { width: 100%; height: auto; display: block; object-fit: cover; }
.page-khuyen-mai__hero-content { max-width: 900px; margin: 0 auto; padding: 20px 15px 40px; background: rgba(255, 255, 255, 0.9); border-radius: 8px; transform: translateY(-50px); box-shadow: 0 4px 15px rgba(0,0,0,0.1); }
.page-khuyen-mai__main-title { font-size: 2.8em; color: #26A9E0; font-weight: 700; margin-bottom: 15px; line-height: 1.2; }
.page-khuyen-mai__subtitle { font-size: 1.1em; color: #333333; margin-bottom: 30px; line-height: 1.6; }
.page-khuyen-mai__cta-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary { display: inline-block; padding: 12px 30px; border-radius: 50px; text-decoration: none; font-weight: 600; transition: all 0.3s ease; white-space: normal; word-wrap: break-word; text-align: center; max-width: 100%; box-sizing: border-box; }
.page-khuyen-mai__btn-primary { background: #26A9E0; color: #ffffff; border: 2px solid #26A9E0; }
.page-khuyen-mai__btn-primary:hover { background: #1f8ec4; border-color: #1f8ec4; }
.page-khuyen-mai__btn-secondary { background: #ffffff; color: #26A9E0; border: 2px solid #26A9E0; }
.page-khuyen-mai__btn-secondary:hover { background: #26A9E0; color: #ffffff; }

.page-khuyen-mai__section { padding: 60px 0; max-width: 1200px; margin: 0 auto; }
.page-khuyen-mai__section-title { font-size: 2.2em; color: #26A9E0; text-align: center; margin-bottom: 20px; font-weight: 700; }
.page-khuyen-mai__section-description { font-size: 1.1em; color: #555555; text-align: center; max-width: 800px; margin: 0 auto 40px; line-height: 1.6; }

.page-khuyen-mai__grid-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; padding: 0 15px; }
.page-khuyen-mai__card { background: #ffffff; border-radius: 10px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); overflow: hidden; text-align: center; padding-bottom: 30px; display: flex; flex-direction: column; }
.page-khuyen-mai__card img { width: 100%; height: 250px; object-fit: cover; margin-bottom: 20px; }
.page-khuyen-mai__card-title { font-size: 1.5em; color: #26A9E0; margin-bottom: 15px; font-weight: 600; }
.page-khuyen-mai__card-text { font-size: 1em; color: #333333; padding: 0 20px; margin-bottom: 25px; flex-grow: 1; line-height: 1.5; }

.page-khuyen-mai__steps-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 25px; padding: 0 15px; }
.page-khuyen-mai__step-card { background: #ffffff; border-radius: 10px; box-shadow: 0 3px 10px rgba(0,0,0,0.08); text-align: center; padding: 30px 20px; }
.page-khuyen-mai__step-icon { font-size: 2.5em; color: #26A9E0; font-weight: 700; margin-bottom: 15px; background: #e0f2f7; border-radius: 50%; width: 70px; height: 70px; display: flex; justify-content: center; align-items: center; margin: 0 auto 20px; }
.page-khuyen-mai__step-title { font-size: 1.3em; color: #26A9E0; margin-bottom: 10px; font-weight: 600; }
.page-khuyen-mai__step-text { font-size: 0.95em; color: #555555; line-height: 1.5; }
.page-khuyen-mai__cta-bottom { text-align: center; margin-top: 50px; display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }

.page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area { background: #ffffff; border-radius: 10px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); padding: 40px; margin: 0 15px; color: #333333; line-height: 1.7; }
.page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area p { margin-bottom: 15px; }
.page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area ul { list-style: disc; margin-left: 20px; margin-bottom: 15px; }
.page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area li { margin-bottom: 8px; }
.page-khuyen-mai__sub-title { font-size: 1.6em; color: #26A9E0; margin-top: 30px; margin-bottom: 15px; font-weight: 600; }

.page-khuyen-mai__faq-list { max-width: 900px; margin: 0 auto; padding: 0 15px; }
.page-khuyen-mai__faq-item { background: #ffffff; 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; background: #f9f9f9; cursor: pointer; font-size: 1.1em; color: #333333; font-weight: 600; list-style: none; }
.page-khuyen-mai__faq-question::-webkit-details-marker { display: none; }
.page-khuyen-mai__faq-qtext { flex-grow: 1; }
.page-khuyen-mai__faq-toggle { font-size: 1.5em; 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: 15px 25px 20px; font-size: 1em; color: #555555; line-height: 1.6; border-top: 1px solid #e0e0e0; }

.page-khuyen-mai__dark-bg { background: #26A9E0; color: #ffffff; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__card-title, .page-khuyen-mai__dark-bg .page-khuyen-mai__card-text { color: #ffffff; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__btn-primary { background: #ffffff; color: #26A9E0; border-color: #ffffff; }
.page-khuyen-mai__dark-bg .page-khuyen-mai__btn-primary:hover { background: #f0f0f0; border-color: #f0f0f0; }

@media (max-width: 1024px) {
  .page-khuyen-mai__main-title { font-size: 2.5em; }
  .page-khuyen-mai__section-title { font-size: 2em; }
}

@media (max-width: 768px) {
  .page-khuyen-mai__hero-content { transform: translateY(-30px); padding: 15px; margin: 0 15px; }
  .page-khuyen-mai__main-title { font-size: 2em !important; }
  .page-khuyen-mai__subtitle { font-size: 1em; }
  .page-khuyen-mai__cta-buttons { flex-direction: column; gap: 15px; padding: 0 15px; }
  .page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary { max-width: 100% !important; width: 100% !important; padding-left: 15px; padding-right: 15px; }

  .page-khuyen-mai__section { padding: 40px 0; }
  .page-khuyen-mai__section-title { font-size: 1.8em; }
  .page-khuyen-mai__section-description { font-size: 0.95em; padding: 0 15px; }

  .page-khuyen-mai__grid-container { grid-template-columns: 1fr; padding: 0 15px; }
  .page-khuyen-mai__card img { height: 200px; }

  .page-khuyen-mai__steps-container { grid-template-columns: 1fr; padding: 0 15px; }
  .page-khuyen-mai__cta-bottom { flex-direction: column; gap: 15px; padding: 0 15px; }

  .page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area { padding: 25px 15px; margin: 0 15px; }
  .page-khuyen-mai__sub-title { font-size: 1.4em; }

  .page-khuyen-mai__faq-list { padding: 0 15px; }
  .page-khuyen-mai__faq-question { font-size: 1em; padding: 15px 20px; }
  .page-khuyen-mai__faq-answer { padding: 10px 20px 15px; font-size: 0.95em; }

  .page-khuyen-mai img { max-width: 100% !important; width: 100% !important; height: auto !important; display: block; }
  .page-khuyen-mai__section, .page-khuyen-mai__card, .page-khuyen-mai__container, .page-khuyen-mai__grid-container, .page-khuyen-mai__steps-container, .page-khuyen-mai__dieu-khoan .page-khuyen-mai__content-area, .page-khuyen-mai__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

@media (max-width: 480px) {
  .page-khuyen-mai__main-title { font-size: 1.8em !important; }
  .page-khuyen-mai__section-title { font-size: 1.6em; }
  .page-khuyen-mai__card-title { font-size: 1.3em; }
  .page-khuyen-mai__step-title { font-size: 1.1em; }
  .page-khuyen-mai__sub-title { font-size: 1.2em; }
}