.page-lien-he-ho-tro{
  max-width:100%;
  overflow-x:hidden;
  background: #0A0A0A;
  color: #FFF6D6;
}

.page-lien-he-ho-tro__hero-section{
  padding-top:10px;
  padding-bottom:10px;
  display:flex;
  flex-direction:column;
  align-items:stretch;
}

.page-lien-he-ho-tro__hero-image-block{
  width:100%;
}

.page-lien-he-ho-tro__hero-image{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
  border-radius:12px;
}

.page-lien-he-ho-tro__hero-content{
  width:100%;
  max-width: 1000px;
  margin: 20px auto 0;
  text-align:center;
  padding: 0 16px;
  box-sizing:border-box;
}

.page-lien-he-ho-tro__hero-badge{
  display:inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  background: #111111;
  border: 1px solid #3A2A12;
  color: #FFD36B;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.page-lien-he-ho-tro__main-title{
  margin: 0 0 12px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: #FFF6D6;
  max-width: 900px;
  margin-left:auto;
  margin-right:auto;
}

.page-lien-he-ho-tro__hero-description{
  margin: 0 auto 24px;
  max-width: 820px;
  text-align: center;
  color: #FFF6D6;
  opacity: 0.85;
  line-height: 1.7;
}

.page-lien-he-ho-tro__hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:center;
  margin: 0 auto;
}

.page-lien-he-ho-tro__btn{
  display:inline-block;
  border-radius:8px;
  padding: 14px 28px;
  font-weight: 700;
  text-decoration:none;
  border: none;
  cursor:pointer;
  text-align:center;
  color:#111111;
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  box-shadow: 0 0 12px rgba(255, 211, 107, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-lien-he-ho-tro__btn:hover{
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(255, 211, 107, 0.4);
}

.page-lien-he-ho-tro__btn--promo{
  background: #111111;
  color: #F2C14E;
  border: 1px solid #3A2A12;
  box-shadow: none;
}

.page-lien-he-ho-tro__btn--promo:hover{
  background: #1a1a1a;
  box-shadow: 0 0 12px rgba(255, 211, 107, 0.2);
}

/* Contact grid cards */
.page-lien-he-ho-tro__contact-grid{
  max-width: 1200px;
  margin: 20px auto;
  padding: 0 16px;
  box-sizing:border-box;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.page-lien-he-ho-tro__contact-card{
  background: #111111;
  border: 1px solid #3A2A12;
  border-radius: 16px;
  padding: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease;
}

.page-lien-he-ho-tro__contact-card:hover{
  transform: translateY(-4px);
}

.page-lien-he-ho-tro__contact-card-inner{
  padding: 28px 22px;
  border-radius: 12px;
  background: #111111;
}

.page-lien-he-ho-tro__contact-icon-badge{
  font-size: 2rem;
  margin-bottom: 12px;
}

.page-lien-he-ho-tro__contact-card-title{
  color: #F2C14E;
  font-size: 1.25rem;
  margin: 0 0 10px;
}

.page-lien-he-ho-tro__contact-card-text{
  color: #FFF6D6;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 16px;
  opacity: 0.8;
}

.page-lien-he-ho-tro__contact-link{
  color: #F2C14E;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 193, 78, 0.4);
  padding-bottom: 2px;
}

.page-lien-he-ho-tro__contact-link:hover{
  color: #FFD36B;
}

/* Support section */
.page-lien-he-ho-tro__support-section{
  background: #0A0A0A;
  padding: 48px 0;
}

.page-lien-he-ho-tro__section-heading{
  text-align:center;
  max-width: 800px;
  margin: 0 auto 36px;
  padding: 0 16px;
}

.page-lien-he-ho-tro__section-title{
  color: #F2C14E;
  font-size: 1.6rem;
  margin: 0 0 10px;
}

.page-lien-he-ho-tro__section-subtitle{
  color: #FFF6D6;
  opacity: 0.6;
  margin: 0;
}

.page-lien-he-ho-tro__support-features{
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 16px;
  list-style: none;
}

.page-lien-he-ho-tro__support-feature-item{
  margin-bottom: 24px;
  padding: 22px 24px;
  background: #111111;
  border-left: 4px solid #F2C14E;
  border-radius: 0 8px 8px 0;
}

.page-lien-he-ho-tro__feature-title{
  color: #F2C14E;
  font-size: 1.2rem;
  margin: 0 0 8px;
}

.page-lien-he-ho-tro__support-feature-item p{
  margin: 0;
  color: #FFF6D6;
  opacity: 0.75;
  line-height: 1.7;
}

/* FAQ */
.page-lien-he-ho-tro__faq-section{
  padding: 0 16px 48px;
}

.page-lien-he-ho-tro__faq-container{
  max-width: 900px;
  margin: 0 auto;
  background: #111111;
  border-radius: 16px;
  border: 1px solid #3A2A12;
  padding: 28px;
}

.page-lien-he-ho-tro__faq-heading{
  font-size: 1.4rem;
  color: #F2C14E;
  text-align: center;
  margin: 0 0 24px;
}

.page-lien-he-ho-tro__faq-item{
  border-bottom: 1px solid #3A2A12;
}

.page-lien-he-ho-tro__faq-item:last-child{
  border-bottom: none;
}

.page-lien-he-ho-tro__faq-details{
  padding: 14px 0;
}

.page-lien-he-ho-tro__faq-summary{
  list-style: none;
  cursor: pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-weight: 600;
  color: #FFD36B;
  font-size: 1rem;
}

.page-lien-he-ho-tro__faq-summary::-webkit-details-marker,
.page-lien-he-ho-tro__faq-summary::marker{
  display:none;
  content:'';
}

.page-lien-he-ho-tro__faq-toggle{
  display:inline-block;
  width:24px;
  height:24px;
  text-align:center;
  line-height:24px;
  background: #1a1a1a;
  color: #F2C14E;
  border-radius: 50%;
  font-size: 1rem;
}

.page-lien-he-ho-tro__faq-details[open] .page-lien-he-ho-tro__faq-toggle{
  background: #F2C14E;
  color: #111111;
}

.page-lien-he-ho-tro__faq-answer{
  padding: 8px 0 4px;
  color: #FFF6D6;
  opacity: 0.7;
  line-height: 1.7;
}

.page-lien-he-ho-tro__faq-answer p:first-child{
  margin-top: 0;
}

.page-lien-he-ho-tro__faq-answer p:last-child{
  margin-bottom: 0;
}

/* Button wrapper */
.page-lien-he-ho-tro .btn-wrapper{
  width:100%;
  max-width:100%;
  overflow:hidden;
  box-sizing:border-box;
}

/* Responsive */
@media (max-width: 768px){
  .page-lien-he-ho-tro__hero-image{
    aspect-ratio: 2/1;
  }

  .page-lien-he-ho-tro__hero-content{
    padding: 0 12px;
  }

  .page-lien-he-ho-tro__hero-actions{
    flex-direction: column;
    align-items: stretch;
    width:100%;
  }

  .page-lien-he-ho-tro__btn{
    display:block;
    width:100%;
    max-width:100%;
    box-sizing:border-box;
    white-space:normal;
    word-wrap:break-word;
  }

  .page-lien-he-ho-tro__contact-card{
    padding: 0;
  }

  .page-lien-he-ho-tro__contact-card-text{
    font-size: 0.9rem;
  }

  .page-lien-he-ho-tro img,
  .page-lien-he-ho-tro img *{
    max-width: 100% !important;
    height: auto !important;
  }

  .page-lien-he-ho-tro__contact-grid{
    grid-template-columns: 1fr;
    padding: 0 10px;
  }
}

@media (max-width: 480px){
  .page-lien-he-ho-tro__contact-card-inner{
    padding: 20px;
  }

  .page-lien-he-ho-tro__support-section{
    padding: 30px 0;
  }

  .page-lien-he-ho-tro__support-feature-item{
    padding: 16px;
  }
}

@media (min-width: 769px) and (max-width: 1024px){
  .page-lien-he-ho-tro__contact-grid{
    grid-template-columns: repeat(2, 1fr);
  }

  .page-lien-he-ho-tro__contact-card:last-child{
    grid-column: span 2;
  }
}