.page-ban-ca-huong-dan-choi__hero-section { padding-top: 10px; background: #F5F7FA; display: flex; flex-direction: column; align-items: center; text-align: center; }
.page-ban-ca-huong-dan-choi__hero-image { width: 100%; max-width: 100%; overflow: hidden; }
.page-ban-ca-huong-dan-choi__hero-image img { width: 100%; height: auto; display: block; object-fit: cover; }
.page-ban-ca-huong-dan-choi__hero-content { max-width: 900px; padding: 20px; }
.page-ban-ca-huong-dan-choi__main-title { font-size: clamp(2em, 3.5vw, 3.5em); font-weight: 700; color: #E53935; margin-bottom: 15px; line-height: 1.2; letter-spacing: -0.02em; }
.page-ban-ca-huong-dan-choi__subtitle { font-size: clamp(1em, 1.5vw, 1.25em); color: #333333; margin-bottom: 30px; line-height: 1.6; }
.page-ban-ca-huong-dan-choi__cta-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.page-ban-ca-huong-dan-choi__btn-primary, .page-ban-ca-huong-dan-choi__btn-secondary { display: inline-block; padding: 15px 30px; border-radius: 8px; text-decoration: none; font-weight: 600; transition: all 0.3s ease; white-space: normal; word-wrap: break-word; box-sizing: border-box; max-width: 100%; }
.page-ban-ca-huong-dan-choi__btn-primary { background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #ffffff; border: none; }
.page-ban-ca-huong-dan-choi__btn-primary:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(229, 57, 53, 0.4); }
.page-ban-ca-huong-dan-choi__btn-secondary { background: #ffffff; color: #E53935; border: 2px solid #E53935; }
.page-ban-ca-huong-dan-choi__btn-secondary:hover { background: #E53935; color: #ffffff; }

.page-ban-ca-huong-dan-choi__intro-section, .page-ban-ca-huong-dan-choi__rules-section, .page-ban-ca-huong-dan-choi__tips-section, .page-ban-ca-huong-dan-choi__promotions-section, .page-ban-ca-huong-dan-choi__faq-section, .page-ban-ca-huong-dan-choi__conclusion-section { padding: 60px 0; }
.page-ban-ca-huong-dan-choi__container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.page-ban-ca-huong-dan-choi__section-title { font-size: 2.5em; color: #E53935; text-align: center; margin-bottom: 40px; font-weight: 700; }
.page-ban-ca-huong-dan-choi__light-bg { background: #F5F7FA; color: #333333; }
.page-ban-ca-huong-dan-choi__dark-bg { background: #E53935; color: #ffffff; }
.page-ban-ca-huong-dan-choi__dark-bg .page-ban-ca-huong-dan-choi__section-title { color: #ffffff; }
.page-ban-ca-huong-dan-choi__dark-bg .page-ban-ca-huong-dan-choi__text-block { color: #f0f0f0; }

.page-ban-ca-huong-dan-choi__text-block { font-size: 1.1em; line-height: 1.7; margin-bottom: 20px; text-align: justify; }

.page-ban-ca-huong-dan-choi__content-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 30px; margin-bottom: 40px; }
.page-ban-ca-huong-dan-choi__card { background: #FFFFFF; border-radius: 10px; box-shadow: 0 4px 15px rgba(0,0,0,0.1); padding: 30px; text-align: left; color: #333333; border: 1px solid #E0E0E0; }
.page-ban-ca-huong-dan-choi__dark-bg .page-ban-ca-huong-dan-choi__card { background: rgba(255, 255, 255, 0.1); color: #ffffff; border-color: rgba(255, 255, 255, 0.2); }
.page-ban-ca-huong-dan-choi__dark-bg .page-ban-ca-huong-dan-choi__card-title { color: #ffffff; }
.page-ban-ca-huong-dan-choi__card-title { font-size: 1.5em; color: #E53935; margin-bottom: 15px; font-weight: 600; }
.page-ban-ca-huong-dan-choi__content-image { width: 100%; height: auto; display: block; margin: 40px auto; border-radius: 10px; max-width: 800px; object-fit: cover; }

.page-ban-ca-huong-dan-choi__faq-list { margin-top: 30px; }
.page-ban-ca-huong-dan-choi__faq-item { background: #FFFFFF; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); margin-bottom: 15px; overflow: hidden; border: 1px solid #E0E0E0; }
.page-ban-ca-huong-dan-choi__faq-question { display: flex; justify-content: space-between; align-items: center; padding: 20px 25px; cursor: pointer; font-weight: 600; color: #E53935; font-size: 1.15em; list-style: none; }
.page-ban-ca-huong-dan-choi__faq-question::-webkit-details-marker { display: none; }
.page-ban-ca-huong-dan-choi__faq-toggle { font-size: 1.5em; line-height: 1; transition: transform 0.3s ease; }
.page-ban-ca-huong-dan-choi__faq-item[open] .page-ban-ca-huong-dan-choi__faq-toggle { transform: rotate(45deg); }
.page-ban-ca-huong-dan-choi__faq-answer { padding: 0 25px 20px; color: #333333; line-height: 1.6; }

@media (max-width: 768px) {
  .page-ban-ca-huong-dan-choi__hero-section { padding-top: 10px !important; }
  .page-ban-ca-huong-dan-choi__hero-content { padding: 15px; }
  .page-ban-ca-huong-dan-choi__main-title { font-size: 2em; margin-bottom: 10px; }
  .page-ban-ca-huong-dan-choi__subtitle { font-size: 1em; margin-bottom: 20px; }
  .page-ban-ca-huong-dan-choi__cta-buttons { flex-direction: column; gap: 10px; width: 100%; max-width: 100%; box-sizing: border-box; padding: 0 15px; }
  .page-ban-ca-huong-dan-choi__btn-primary, .page-ban-ca-huong-dan-choi__btn-secondary { padding: 12px 20px; font-size: 1em; max-width: 100% !important; width: 100% !important; box-sizing: border-box !important; white-space: normal !important; word-wrap: break-word !important; }

  .page-ban-ca-huong-dan-choi__intro-section, .page-ban-ca-huong-dan-choi__rules-section, .page-ban-ca-huong-dan-choi__tips-section, .page-ban-ca-huong-dan-choi__promotions-section, .page-ban-ca-huong-dan-choi__faq-section, .page-ban-ca-huong-dan-choi__conclusion-section { padding: 40px 0; }
  .page-ban-ca-huong-dan-choi__container { padding: 0 15px; max-width: 100% !important; width: 100% !important; box-sizing: border-box !important; }
  .page-ban-ca-huong-dan-choi__section-title { font-size: 1.8em; margin-bottom: 30px; }
  .page-ban-ca-huong-dan-choi__text-block { font-size: 1em; }

  .page-ban-ca-huong-dan-choi__content-grid { grid-template-columns: 1fr; gap: 20px; }
  .page-ban-ca-huong-dan-choi__card { padding: 20px; }
  .page-ban-ca-huong-dan-choi__card-title { font-size: 1.3em; }
  .page-ban-ca-huong-dan-choi__content-image { margin: 30px auto; max-width: 100% !important; width: 100% !important; height: auto !important; }

  .page-ban-ca-huong-dan-choi__faq-question { padding: 15px 20px; font-size: 1em; }
  .page-ban-ca-huong-dan-choi__faq-answer { padding: 0 20px 15px; }

  .page-ban-ca-huong-dan-choi img { max-width: 100% !important; height: auto !important; width: 100% !important; }
}