:root{
      --card-w: 320px;
      --radius: 16px;
      --modal-w: 815px;
      --bg: #ffffff;
      --text-1: #000000;
      --text-2: #000000;
      --text-3: #000000;
    }

    /* Layout */
    body{ margin:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, Noto Sans, "Apple Color Emoji", "Segoe UI Emoji"; background: var(--bg); color:#fff; }
    .lkh_slider{ position: relative; margin: 12px 18px;}
    .lkh_viewport{ overflow: hidden; height: 522px; padding: 25px 30px;}

    /* On mobile, allow drag with scroll-snap */
    @media (max-width: 991px){
      .lkh_viewport{ overflow-x: auto; -webkit-overflow-scrolling: touch; scroll-snap-type: x mandatory; scroll-behavior: smooth; }
      .lkh_track{ transition: none; }
    }

    .lkh_track{ display: flex; gap: 16px; will-change: transform; transition: transform 420ms cubic-bezier(.22,.8,.26,1); height: 450px;}
    .lkh_card-item{ flex: 0 0 var(--card-w); scroll-snap-align: start; position: relative; outline: none; }
    .lkh_card-inner{background:#ffffff; border: 1px solid rgba(255,255,255,.06); border-radius: var(--radius); padding: 16px; height: 100%; display: grid; grid-template-rows: auto auto 1fr auto; gap: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.25); cursor: pointer; user-select: none; transition: transform 0.2s ease-in-out;}
    .lkh_card-inner:hover{ transform: scale(1.05); }

    .lkh_card-text-1{ margin:0; font-weight: 500; letter-spacing: .4px; color: var(--text-1); font-size: 20px; }
    .lkh_card-text-2{ margin:0; font-weight: 700; font-size: 26px; color: var(--text-2); }
    .lkh_card-text-3{ margin:0; font-size: 20px; color: var(--text-3); }

    .lkh_card-modal-1 {margin:0; font-weight: 500; letter-spacing: .4px; color: var(--text-1); font-size: 20px;}
    .lkh_card-modal-2 {margin:0; font-weight: 700; font-size: 46px; color: var(--text-2); line-height: 1.2;}
    .lkh_card-modal-3 {margin:0; font-size: 20px; color: var(--text-3);}

    .lkh_card-img{ width: 100%; height: 160px; object-fit: cover; border-radius: 12px; margin-top: 8px;}

    .lkh_card-modal-open {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 50px;
    height: 40px;
    margin-right: 0px !important;
    border-radius: 50%;
    border: 1px solid rgb(0 0 0 / 15%);
    background: rgb(0 0 0 / 5%);
    color: #000000;
    font-size: 20px;
    line-height: 28px;
    text-align: center;
    cursor: pointer;
    transition: transform .15s 
ease;
    pointer-events: none;
    padding: 0px;
}

.lkh_modal_content .lkh_card-modal-close{
    position: absolute;
    top: 22px;
    right: 12px;
    width: 48px;
    height: 47px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(70, 70, 70, 0.85);
    border-radius: 999px;
    color: #000000;
    font-weight: 700;
    cursor: pointer;
    transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

.lkh_card-modal-close:hover{
  transform: scale(0.98);
  border-color: rgba(104, 104, 104, 0.719);
}

.lkh_card-modal-close:active{
  transform: scale(0.95);
}

@media (max-width: 430px){
  .lkh_modal_content .lkh_card-modal-close{
    top: 8px;
    right: 8px;
  }
}

    .lkh_card-modal-template{ display: none; }

    /* Nav buttons (PC only) */
    .lkh_nav{ position: absolute; top: 45%; transform: translateY(-50%); z-index: 10; width: 64px; height: 64px; border-radius: 999px; border: 1px solid rgb(47 47 47 / 70%); background: rgba(10,14,22,.7); backdrop-filter: blur(6px); color: #fff; font-size: 20px; cursor: pointer; display: grid; place-items: center; box-shadow: 0 8px 20px rgba(0,0,0,.35); }
    .lkh_nav[disabled]{ opacity:.4; cursor: not-allowed; }
    .lkh_prev{ left: -6px; }
    .lkh_next{ right: -6px; }

    @media (max-width: 991px){ .lkh_nav{ display: none; } }
    @media (max-width: 430px) { 
      :root { --card-w: 74vw; } 
      .lkh_card-inner{ margin-left: 24px;             }
      .lkh_track { gap: 4px;}
      .lkh_modal_box { width: min(var(--modal-w), calc(100vw - 34px)) !important; padding: 26px !important;}   
      .lkh_slider { margin: none;}
    }

    @media (min-width: 1400px){ :root{ --card-w: 300px; } }

    /* Modal */
    .lkh_modal[hidden]{ display: none; }
    .lkh_modal{ position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; }
    .lkh_modal_backdrop{ position: absolute; inset: 0; background: rgba(3,6,12,.65); backdrop-filter: blur(4px); }
    .lkh_modal_box{ position: relative; width: min(var(--modal-w), calc(100vw - 32px)); max-height: calc(100vh - 32px); overflow: auto; background: #ffffff; border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 64px; color: #000000; box-shadow: 0 20px 60px rgba(0,0,0,.6); user-select: none;}
    .lkh_modal_close{ position: sticky; top: 0; float: right; border: none; background: rgba(255,255,255,.08); color: #fff; width: 36px; height: 36px; border-radius: 999px; font-size: 20px; cursor: pointer; display: grid; place-items: center; margin-left: 8px; }
    .lkh_modal_content p{ margin: 0 0 8px; }

    /* Utilities */
    .sr-only{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

    /*********** CSS Button Tìm hiểu thêm ***/
.lkh_card-modal-link { display: grid; place-items: center; background: #efefef; padding: 12px;  border-radius: 10px;
    box-shadow: 6px 6px 10px -1px rgba(0, 0, 0, 0.15), -6px -6px 10px -1px rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 0, 0, 0);
    cursor: pointer; transition: transform 0.5s; text-decoration: none; font-weight: 500; font-size: 16px; color: inherit; max-width: 150px; min-height: 20px; margin-top: 18px;
}

.lkh_card-modal-link:hover { box-shadow: inset 4px 4px 6px -1px rgba(0,0,0,0.2), inset -4px -4px 6px -1px rgba(255,255,255,0.7), -0.5px -0.5px 0px rgba(255,255,255,1), 0.5px 0.5px 0px rgba(0,0,0,0.15), 0px 12px 10px -10px rgba(0,0,0,0.05); border: 1px solid rgba(0,0,0,0.1); transform: translateY(0.2em);}
.lkh_card-modal-link:hover svg { transform: scale(0.9); fill: #333333;}