<style>
  .qk-contact-page, .qk-contact-page *{ box-sizing:border-box; }
  .qk-contact-page{ background:#fff; padding:56px 0; }
  .qk-contact-wrap{ width:100%; max-width:1140px; margin:0 auto; padding:0 15px; }

  .qk-contact-title{
    margin:0 0 8px;
    font-size:34px;
    line-height:1.15;
    letter-spacing:-.2px;
    color:#0f172a;
  }
  .qk-contact-sub{
    margin:0 0 18px;
    color:#475569;
    font-size:16px;
    line-height:1.7;
    max-width:820px;
  }

  .qk-contact-box{
    border:1px solid #e2e8f0;
    border-radius:18px;
    padding:18px;
    box-shadow:0 10px 26px rgba(2,6,23,.05);
    background:#fff;
  }

  .qk-contact-h2{
    margin:0 0 12px;
    font-size:20px;
    color:#0f172a;
    line-height:1.2;
  }

  .qk-contact-row{
    display:flex;
    gap:10px;
    align-items:center;
    margin:8px 0;
    flex-wrap:wrap;
  }
  .qk-contact-label{ color:#0f172a; font-weight:800; }
  .qk-contact-link{
    color:#0b5ed7;
    font-weight:900;
    text-decoration:none;
  }
  .qk-contact-link:hover{ text-decoration:underline; }

  .qk-contact-cta{
    margin-top:14px;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
  }

  /* CTA buttons: dùng lại style giống các phần trước */
  .qk-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:12px 16px;
    border-radius:12px;
    font-weight:900;
    text-decoration:none;
    transition:transform .08s ease, box-shadow .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
  }
  .qk-btn-primary{
    background:#0b5ed7;
    color:#fff;
    box-shadow:0 10px 22px rgba(11,94,215,.22);
  }
  .qk-btn-primary:hover{ background:#0a58ca; transform:translateY(-1px); }
  .qk-btn-outline{
    background:#fff;
    color:#0b5ed7;
    border:2px solid rgba(11,94,215,.35);
  }
  .qk-btn-outline:hover{ border-color:#0b5ed7; transform:translateY(-1px); }

  .qk-contact-grid{
    margin-top:16px;
    display:grid;
    grid-template-columns: 1.25fr .75fr;
    gap:14px;
    align-items:start;
  }

  .qk-contact-card{
    border:1px solid #e2e8f0;
    border-radius:18px;
    padding:18px;
    background:#fff;
    box-shadow:0 10px 26px rgba(2,6,23,.05);
  }

  .qk-contact-p{
    margin:0;
    color:#475569;
    font-size:15px;
    line-height:1.75;
  }

  .qk-contact-list{
    margin:12px 0 0;
    padding-left:18px;
    color:#475569;
    font-size:14px;
    line-height:1.7;
  }

  .qk-contact-note{
    margin-top:10px;
    padding:12px;
    border:1px dashed rgba(11,94,215,.35);
    border-radius:14px;
    background:rgba(11,94,215,.06);
    color:#0f172a;
    font-size:14px;
    line-height:1.6;
  }

  @media (max-width: 900px){
    .qk-contact-title{ font-size:28px; }
    .qk-contact-grid{ grid-template-columns:1fr; }
  }
</style>