/* ================================================================
   CSS VARIABLES
   ================================================================ */
:root {
    --bg-1:          #06080f;
    --bg-2:          #0a0e1a;
    --bg-card:       rgba(10, 18, 40, 0.75);
    --bg-card-h:     rgba(15, 25, 55, 0.9);
    --bg-nav:        rgba(5, 8, 20, 0.92);
    --accent:        #1e90ff;
    --accent-h:      #3da8ff;
    --accent-2:      #00d4ff;
    --text-1:        #ffffff;
    --text-2:        #b8cce8;
    --text-3:        #5a7aaa;
    --border:        rgba(30,144,255,.2);
    --border-h:      rgba(30,144,255,.55);
    --vip-5:         #9b59b6;
    --vip-6:         #00d4ff;
    --vip-7:         #ff8c00;
    --vip-8:         #ff3333;
    --vip-d:         #3a5580;
    --r-sm:          6px;
    --r-md:          10px;
    --r-lg:          16px;
    --r-xl:          24px;
    --shadow:        0 4px 24px rgba(0,0,0,.55);
    --shadow-h:      0 8px 40px rgba(30,144,255,.3);
    --t:             220ms ease;
    --font:          'Be Vietnam Pro', sans-serif;
    --hdr:           68px;
    --wrap:          1300px;
    --gap:           24px;
}

/* ================================================================
   BASE RESET
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family:      var(--font);
    background-color: #06080f;
    color:            var(--text-1);
    line-height:      1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body::before {
    content:             '';
    position:            fixed;
    inset:               0;
    background-image:    url('../images/back.png');
    background-attachment: fixed;
    background-size:     cover;
    background-position: center top;
    opacity:             .2;
    z-index:             -1;
    pointer-events:      none;
}

a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ================================================================
   LAYOUT
   ================================================================ */
.dk-page-wrap {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 28px var(--gap) 60px;
}

.dk-section-inner {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 var(--gap);
}

/* ================================================================
   HEADER
   ================================================================ */
.dk-header {
    position:   fixed;
    top: 0; left: 0; right: 0;
    z-index:    1000;
    height:     var(--hdr);
    background: rgba(4, 8, 22, 0.92);
    border-bottom: 1px solid rgba(30,144,255,.25);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: box-shadow var(--t);
}
.dk-header.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,.7); }

.dk-header-inner {
    display:         flex;
    align-items:     center;
    gap:             20px;
    height:          100%;
    max-width:       var(--wrap);
    margin:          0 auto;
    padding:         0 var(--gap);
}

.dk-logo {
    display:     flex;
    align-items: center;
    flex-shrink: 0;
}
.dk-logo-text {
    font-size:   1.3rem;
    font-weight: 800;
    color:       var(--accent);
    letter-spacing: -.5px;
    text-transform: uppercase;
}
.dk-logo img { height: 44px; width: auto; }

/* Nav */
.dk-nav { flex: 1; }
.dk-menu {
    display:     flex;
    align-items: center;
    gap:         4px;
}
.dk-menu li a {
    display:       block;
    padding:       8px 14px;
    font-size:     .88rem;
    font-weight:   600;
    color:         var(--text-2);
    border-radius: var(--r-sm);
    transition:    color var(--t), background var(--t);
}
.dk-menu li a:hover,
.dk-menu li.current-menu-item > a,
.dk-menu li.current-page-ancestor > a {
    color:      var(--text-1);
    background: rgba(255,255,255,.06);
}
.dk-menu li.current-menu-item > a { color: var(--accent); }

/* Submenu */
.dk-menu li { position: relative; }
.dk-menu .sub-menu {
    display:    none;
    position:   absolute;
    top:        100%;
    left:       0;
    min-width:  200px;
    background: var(--bg-card);
    border:     1px solid var(--border);
    border-radius: var(--r-md);
    padding:    8px;
    box-shadow: var(--shadow);
}
.dk-menu li:hover > .sub-menu { display: block; }
.dk-menu .sub-menu li a { font-size: .84rem; }

/* Header right */
.dk-header-right { display: flex; align-items: center; gap: 12px; margin-left: auto; }

.dk-header-phone {
    display:     flex;
    align-items: center;
    gap:         6px;
    font-size:   .85rem;
    font-weight: 600;
    color:       var(--accent-2);
    padding:     6px 12px;
    border:      1px solid rgba(30,144,255,.3);
    border-radius: 20px;
    transition:  all var(--t);
    white-space: nowrap;
}
.dk-header-phone:hover { background: rgba(30,144,255,.1); border-color: var(--accent); }

/* Burger */
.dk-burger {
    display:     none;
    flex-direction: column;
    gap:         5px;
    padding:     8px;
    background:  none;
    border:      none;
    cursor:      pointer;
    z-index:     1001;
}
.dk-burger span {
    display:        block;
    width:          22px;
    height:         2px;
    background:     var(--text-1);
    border-radius:  2px;
    transition:     all var(--t);
}
.dk-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.dk-burger.open span:nth-child(2) { opacity: 0; }
.dk-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav overlay */
.dk-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    z-index: 999;
    backdrop-filter: blur(4px);
}
.dk-nav-overlay.show { display: block; }

/* Main padding for fixed header */
#dk-main { padding-top: var(--hdr); }

/* ================================================================
   BREADCRUMB (custom + Yoast)
   ================================================================ */
.dk-breadcrumb { margin-bottom: 20px; }

/* Custom fallback */
.dk-breadcrumb ol {
    display:     flex;
    flex-wrap:   wrap;
    gap:         4px;
    align-items: center;
    font-size:   .82rem;
    color:       var(--text-3);
}
.dk-breadcrumb ol li::after { content: '›'; margin-left: 4px; color: var(--text-3); }
.dk-breadcrumb ol li:last-child::after { display: none; }
.dk-breadcrumb ol li a { color: var(--text-2); transition: color var(--t); }
.dk-breadcrumb ol li a:hover { color: var(--accent); }
.dk-breadcrumb ol li.current { color: var(--text-1); }

/* Yoast breadcrumb override */
.dk-breadcrumb .breadcrumb_last { color: var(--text-1); font-weight: 600; }
.dk-breadcrumb span { display: inline-flex; align-items: center; gap: 4px; font-size: .82rem; color: var(--text-3); }
.dk-breadcrumb span a { color: var(--text-2); transition: color var(--t); }
.dk-breadcrumb span a:hover { color: var(--accent); }
.dk-breadcrumb .breadcrumb-separator { margin: 0 2px; }

/* ================================================================
   BUTTONS
   ================================================================ */
.dk-btn {
    display:         inline-flex;
    align-items:     center;
    justify-content: center;
    gap:             8px;
    font-family:     var(--font);
    font-weight:     700;
    border-radius:   var(--r-md);
    cursor:          pointer;
    border:          2px solid transparent;
    transition:      all var(--t);
    white-space:     nowrap;
    text-align:      center;
    line-height:     1.2;
}
.dk-btn--sm  { padding: 8px 16px;  font-size: .82rem; }
.dk-btn--md  { padding: 11px 22px; font-size: .9rem;  }
.dk-btn--lg  { padding: 14px 28px; font-size: 1rem;   }

/* Primary */
.dk-btn--primary {
    background: var(--accent);
    color:      #fff;
    border-color: var(--accent);
}
.dk-btn--primary:hover {
    background:   var(--accent-h);
    border-color: var(--accent-h);
    box-shadow:   0 4px 20px rgba(232,25,44,.35);
    transform:    translateY(-1px);
}

/* Buy button */
.dk-btn--buy {
    background: linear-gradient(135deg, var(--accent) 0%, #c0111f 100%);
    color:      #fff;
    border-color: var(--accent);
    width:      100%;
    font-size:  1.05rem;
    padding:    16px 28px;
}
.dk-btn--buy:hover {
    background:   linear-gradient(135deg, var(--accent-h) 0%, var(--accent) 100%);
    box-shadow:   0 6px 30px rgba(232,25,44,.45);
    transform:    translateY(-2px);
}
.dk-btn--buy-2 {
    background: linear-gradient(135deg, #0068ff 0%, #0044bb 100%);
    border-color: #0068ff;
}
.dk-btn--buy-2:hover {
    background: linear-gradient(135deg, #2280ff 0%, #0068ff 100%);
    box-shadow: 0 6px 30px rgba(0,104,255,.35);
    border-color: #2280ff;
}

/* Ghost */
.dk-btn--ghost {
    background:   transparent;
    border-color: var(--border-h);
    color:        var(--text-2);
}
.dk-btn--ghost:hover {
    border-color: var(--text-1);
    color:        var(--text-1);
    background:   rgba(255,255,255,.05);
}

/* Outline */
.dk-btn--outline {
    background:   transparent;
    border-color: var(--accent);
    color:        var(--accent);
}
.dk-btn--outline:hover {
    background: var(--accent);
    color:      #fff;
}

/* Disabled */
.dk-btn--disabled {
    background:   var(--bg-card);
    border-color: var(--border);
    color:        var(--text-3);
    cursor:       not-allowed;
    width:        100%;
    padding:      14px 28px;
    font-size:    .95rem;
}

/* ================================================================
   VIP BADGES
   ================================================================ */
.dk-vip-badge {
    display:       inline-flex;
    align-items:   center;
    padding:       3px 10px;
    border-radius: 20px;
    font-size:     .72rem;
    font-weight:   800;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: #fff;
}
.dk-vip-badge.vip-8 { background: linear-gradient(135deg, #e8192c, #ff5757); box-shadow: 0 2px 10px rgba(232,25,44,.4); }
.dk-vip-badge.vip-7 { background: linear-gradient(135deg, #ff8c00, #ffb347); box-shadow: 0 2px 10px rgba(255,140,0,.35); }
.dk-vip-badge.vip-6 { background: linear-gradient(135deg, #2196f3, #64b5f6); box-shadow: 0 2px 10px rgba(33,150,243,.35); }
.dk-vip-badge.vip-5 { background: linear-gradient(135deg, #9b59b6, #c39bd3); box-shadow: 0 2px 10px rgba(155,89,182,.35); }
.dk-vip-badge.vip-default { background: var(--vip-d); }

.dk-stock-badge {
    display:       inline-flex;
    align-items:   center;
    padding:       3px 10px;
    border-radius: 20px;
    font-size:     .72rem;
    font-weight:   700;
}
.dk-stock-badge.in-stock  { background: rgba(0,200,83,.15); color: #00c853; border: 1px solid rgba(0,200,83,.3); }
.dk-stock-badge.out-stock { background: rgba(120,120,140,.15); color: var(--text-3); border: 1px solid var(--border); }

.dk-sold-badge {
    position:   absolute;
    top: 50%; left: 50%;
    transform:  translate(-50%,-50%);
    background: rgba(0,0,0,.75);
    color:      var(--text-2);
    padding:    6px 18px;
    border-radius: var(--r-md);
    font-size:  .85rem;
    font-weight: 700;
    backdrop-filter: blur(4px);
    pointer-events: none;
}

/* ================================================================
   PRODUCT CARD
   ================================================================ */
.dk-products-grid {
    display:               grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap:                   var(--gap);
}
.dk-products-grid--4 {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.dk-product-card {
    display:       flex;
    flex-direction: column;
    background:    rgba(8, 15, 35, 0.75);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border:        1px solid rgba(30,144,255,.2);
    border-radius: var(--r-lg);
    overflow:      hidden;
    transition:    transform var(--t), box-shadow var(--t), border-color var(--t);
}
.dk-product-card:hover {
    transform:    translateY(-4px);
    box-shadow:   0 8px 40px rgba(30,144,255,.25);
    border-color: rgba(30,144,255,.6);
    background:   rgba(12, 22, 50, 0.9);
}
.dk-product-card.out-stock { opacity: .7; }

.dk-card-img-wrap {
    position:     relative;
    aspect-ratio: 4/3;
    overflow:     hidden;
    background:   var(--bg-2);
    display:      block;
}
.dk-card-img-el {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.dk-product-card:hover .dk-card-img-el { transform: scale(1.04); }
.dk-card-img-placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--bg-2) 0%, var(--bg-card) 100%);
}
.dk-card-img-wrap .dk-vip-badge {
    position: absolute; top: 10px; left: 10px;
    z-index: 2;
}

.dk-card-body {
    flex:       1;
    padding:    12px 14px 8px;
    position:   relative;
    display:    flex;
    flex-direction: column;
    gap:        8px;
}

/* TIÊU ĐỀ CARD: Mã acc  VIP  Giá */
.dk-card-headline {
    display:     flex;
    align-items: center;
    flex-wrap:   wrap;
    gap:         8px;
    transition:  opacity var(--t);
}
.dk-card-headline:hover { opacity: .85; }

.dk-card-code {
    font-size:   1rem;
    font-weight: 900;
    color:       var(--accent-2);
}
.dk-card-vip {
    font-size:   1rem;
    font-weight: 800;
    color:       var(--accent-2);
}
.dk-card-price {
    font-size:   1rem;
    font-weight: 900;
    color:       var(--accent);
    margin-left: auto;
    white-space: nowrap;
}
.dk-card-price del { font-size: .8em; color: var(--text-3); font-weight: 400; }
.dk-card-price ins { text-decoration: none; }

/* ATTRS + BADGE wrapper */
.dk-card-attrs-wrap {
    display:    flex;
    align-items: flex-end;
    gap:        10px;
}

/* Bullet list attributes */
.dk-card-attr-list {
    flex:           1;
    display:        flex;
    flex-direction: column;
    gap:            5px;
    list-style:     disc;
    padding-left:   18px;
}
.dk-card-attr-list li { font-size: .88rem; color: var(--text-2); }
.dk-attr-label { color: var(--text-3); }
.dk-attr-val   { font-weight: 700; color: var(--text-1); margin-left: 2px; }

/* Badge VIP IN GAME — absolute góc trên phải */
.dk-ingame-badge {
    position:       absolute;
    top:            10px;
    right:          10px;
    font-size:      .72rem;
    font-weight:    800;
    letter-spacing: .8px;
    text-transform: uppercase;
    padding:        4px 10px;
    border-radius:  var(--r-sm);
    border:         1px solid;
    white-space:    nowrap;
    z-index:        2;
}
.dk-ingame-badge.vip-8 { color: #ff6b6b; border-color: rgba(232,25,44,.5);  background: rgba(232,25,44,.1); }
.dk-ingame-badge.vip-7 { color: #ffb347; border-color: rgba(255,140,0,.5);  background: rgba(255,140,0,.1); }
.dk-ingame-badge.vip-6 { color: #64b5f6; border-color: rgba(33,150,243,.5); background: rgba(33,150,243,.1); }
.dk-ingame-badge.vip-5 { color: #c39bd3; border-color: rgba(155,89,182,.5); background: rgba(155,89,182,.1); }
.dk-ingame-badge.vip-default { color: #00c853; border-color: rgba(0,200,83,.5); background: rgba(0,200,83,.08); }

.dk-card-actions {
    display: flex;
    gap:     8px;
    padding: 0 14px 14px;
}
.dk-card-actions .dk-btn { flex: 1; }

/* ================================================================
   ARCHIVE PAGE
   ================================================================ */
.dk-archive-header { margin-bottom: 28px; }

.dk-archive-title-wrap {
    position:      relative;
    padding:       28px 32px;
    background:    rgba(8, 15, 38, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border:        1px solid rgba(30,144,255,.25);
    border-radius: var(--r-lg);
    overflow:      hidden;
}
.dk-archive-title-wrap.has-bg::before {
    content:    '';
    position:   absolute;
    inset:      0;
    background: linear-gradient(135deg, rgba(30,144,255,.15) 0%, rgba(0,212,255,.08) 100%);
    z-index:    0;
}
.dk-archive-title-wrap > * { position: relative; z-index: 1; }
.dk-archive-title { font-size: 1.7rem; font-weight: 800; margin-bottom: 6px; }
.dk-archive-desc  { color: var(--text-2); margin-bottom: 10px; }
.dk-archive-count {
    display:       inline-block;
    background:    rgba(232,25,44,.15);
    color:         var(--accent);
    border:        1px solid rgba(232,25,44,.3);
    padding:       3px 12px;
    border-radius: 20px;
    font-size:     .82rem;
    font-weight:   600;
}

/* Filter bar */
.dk-filter-bar {
    display:       flex;
    gap:           10px;
    margin-bottom: 24px;
    flex-wrap:     wrap;
}
.dk-filter-input {
    flex:          2;
    min-width:     160px;
    background:    rgba(255,255,255,.06);
    border:        1px solid rgba(30,144,255,.3);
    border-radius: var(--r-md);
    color:         var(--text-1);
    font-family:   var(--font);
    font-size:     .9rem;
    padding:       11px 16px;
    outline:       none;
    transition:    border-color var(--t);
}
.dk-filter-input::placeholder { color: var(--text-3); }
.dk-filter-input:focus { border-color: var(--accent); }

.dk-filter-select {
    flex:                  1.5;
    min-width:             180px;
    background:            rgba(255,255,255,.06);
    border:                1px solid rgba(30,144,255,.3);
    border-radius:         var(--r-md);
    color:                 var(--text-2);
    font-family:           var(--font);
    font-size:             .88rem;
    padding:               11px 40px 11px 16px;
    cursor:                pointer;
    outline:               none;
    transition:            border-color var(--t);
    appearance:            none;
    -webkit-appearance:    none;
    background-image:      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%231e90ff'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat:     no-repeat;
    background-position:   right 14px center;
    background-size:       18px;
}
.dk-filter-select:focus { border-color: var(--accent); }
.dk-filter-select option { background: #060d20; color: var(--text-1); }

.dk-filter-btn {
    display:       inline-flex;
    align-items:   center;
    gap:           7px;
    padding:       11px 24px;
    background:    var(--accent);
    color:         #fff;
    font-family:   var(--font);
    font-size:     .88rem;
    font-weight:   800;
    letter-spacing: 1px;
    border:        none;
    border-radius: var(--r-md);
    cursor:        pointer;
    transition:    background var(--t), box-shadow var(--t);
    white-space:   nowrap;
}
.dk-filter-btn:hover {
    background:  var(--accent-h);
    box-shadow:  0 4px 18px rgba(30,144,255,.45);
}

.dk-archive-toolbar {
    display:         flex;
    align-items:     center;
    justify-content: space-between;
    margin-bottom:   20px;
    flex-wrap:       wrap;
    gap:             12px;
}
.dk-result-count .woocommerce-result-count { font-size: .84rem; color: var(--text-2); }
.dk-ordering select {
    background:    var(--bg-card);
    border:        1px solid var(--border);
    color:         var(--text-1);
    padding:       7px 12px;
    border-radius: var(--r-sm);
    font-family:   var(--font);
    font-size:     .84rem;
    cursor:        pointer;
}
.dk-ordering select:focus { outline: none; border-color: var(--accent); }

/* Pagination */
.dk-pagination { margin-top: 36px; text-align: center; }
.dk-pagination .woocommerce-pagination ul {
    display:     inline-flex;
    gap:         6px;
    flex-wrap:   wrap;
    justify-content: center;
}
.dk-pagination .woocommerce-pagination ul li a,
.dk-pagination .woocommerce-pagination ul li span {
    display:       flex;
    align-items:   center;
    justify-content: center;
    width:         38px;
    height:        38px;
    border-radius: var(--r-sm);
    font-size:     .88rem;
    font-weight:   600;
    background:    var(--bg-card);
    border:        1px solid var(--border);
    color:         var(--text-2);
    transition:    all var(--t);
}
.dk-pagination .woocommerce-pagination ul li a:hover { border-color: var(--accent); color: var(--accent); }
.dk-pagination .woocommerce-pagination ul li span.current {
    background: var(--accent); border-color: var(--accent); color: #fff;
}

/* No products */
.dk-no-products {
    text-align:    center;
    padding:       80px 20px;
    color:         var(--text-3);
}
.dk-no-products svg  { margin: 0 auto 20px; color: var(--text-3); }
.dk-no-products h2   { font-size: 1.3rem; color: var(--text-2); margin-bottom: 8px; }
.dk-no-products p    { margin-bottom: 24px; color: var(--text-2); }
.dk-no-products .dk-btn {
    display:        inline-flex;
    margin:         0 auto;
    padding:        13px 32px;
    font-size:      .95rem;
    letter-spacing: .5px;
    border-radius:  var(--r-md);
    background:     linear-gradient(135deg, var(--accent) 0%, var(--accent-dark, #b01020) 100%);
    border:         none;
    box-shadow:     0 4px 20px rgba(232,25,44,.35);
    color:          #fff;
    font-weight:    700;
    transition:     all var(--t);
}
.dk-no-products .dk-btn:hover {
    transform:  translateY(-2px);
    box-shadow: 0 6px 28px rgba(232,25,44,.5);
    background: linear-gradient(135deg, var(--accent-h) 0%, var(--accent) 100%);
}

/* ================================================================
   SINGLE PRODUCT
   ================================================================ */
.dk-single-wrap { padding-top: 24px; }

.dk-single-layout {
    display:               grid;
    grid-template-columns: 1fr 1fr;
    gap:                   40px;
    align-items:           start;
    margin-bottom:         40px;
}

/* Gallery */
.dk-gallery-main {
    position:      relative;
    border-radius: var(--r-lg);
    overflow:      hidden;
    background:    var(--bg-card);
    border:        1px solid var(--border);
    aspect-ratio:  4/3;
}
.dk-gallery-main-img {
    width: 100% !important; 
    height: 100% !important;
    object-fit: cover !important;
    transition: opacity .3s ease;
    background: var(--bg-card);
}
.dk-zoom-icon {
    position:   absolute;
    bottom:     12px; right: 12px;
    background: rgba(0,0,0,.65);
    border:     none;
    border-radius: 50%;
    width:      40px; height: 40px;
    display:    flex; align-items: center; justify-content: center;
    color:      rgba(255,255,255,.9);
    transition: all var(--t);
    backdrop-filter: blur(6px);
    cursor:     zoom-in;
}
.dk-zoom-icon:hover {
    background: var(--accent);
    transform:  scale(1.1);
}

.dk-no-zalo-notice {
    font-size:     .83rem;
    color:         var(--accent-2);
    background:    rgba(240,165,0,.1);
    border:        1px solid rgba(240,165,0,.3);
    border-radius: var(--r-md);
    padding:       12px 16px;
    text-align:    center;
}

.dk-gallery-thumbs {
    display:    flex;
    gap:        8px;
    margin-top: 10px;
    flex-wrap:  wrap;
}
.dk-thumb {
    width:         72px;
    height:        58px;
    border-radius: var(--r-sm);
    overflow:      hidden;
    border:        2px solid var(--border);
    cursor:        pointer;
    transition:    border-color var(--t);
    flex-shrink:   0;
    display:       block;
    background:    var(--bg-card);
}
.dk-thumb:hover  { border-color: var(--border-h); }
.dk-thumb.active { border-color: var(--accent); }
.dk-thumb img    { width: 100%; height: 100%; object-fit: cover; }

/* Product info */
.dk-single-badges {
    display:     flex;
    gap:         8px;
    flex-wrap:   wrap;
    margin-bottom: 12px;
}

.dk-single-title {
    font-size:     1.65rem;
    font-weight:   800;
    line-height:   1.25;
    margin-bottom: 8px;
    color:         var(--text-1);
}

.dk-single-sku {
    font-size:     .82rem;
    color:         var(--text-3);
    margin-bottom: 10px;
}
.dk-single-sku strong { color: var(--text-2); }

.dk-single-price {
    font-size:   2rem;
    font-weight: 900;
    color:       var(--accent);
    margin-bottom: 16px;
    letter-spacing: -.5px;
}
.dk-single-price ins { text-decoration: none; }
.dk-single-price del { font-size: .55em; color: var(--text-3); font-weight: 400; margin-right: 8px; }

.dk-divider {
    border:         none;
    border-top:     1px solid var(--border);
    margin:         16px 0;
}

.dk-single-short-desc {
    font-size:     .9rem;
    color:         var(--text-2);
    margin-bottom: 16px;
    line-height:   1.7;
}
.dk-single-short-desc ul { padding-left: 18px; list-style: disc; }
.dk-single-short-desc ul li { margin-bottom: 4px; }

/* Attributes table */
.dk-attrs-table {
    width:          100%;
    border-collapse: collapse;
    margin-bottom:  16px;
}
.dk-attrs-table th,
.dk-attrs-table td {
    padding:     9px 12px;
    font-size:   .88rem;
    text-align:  left;
    border-bottom: 1px solid var(--border);
}
.dk-attrs-table th {
    width:       35%;
    color:       var(--text-3);
    font-weight: 500;
    white-space: nowrap;
}
.dk-attrs-table td {
    color:       var(--text-1);
    font-weight: 600;
}
.dk-attrs-table tr:last-child th,
.dk-attrs-table tr:last-child td { border-bottom: none; }
.attr-sep { color: var(--text-3); margin: 0 4px; }

/* Actions */
.dk-single-actions {
    display:        flex;
    flex-direction: column;
    gap:            12px;
    margin-bottom:  20px;
}

/* Nút Zalo mới */
.dk-zalo-btn {
    display:       flex;
    align-items:   center;
    gap:           14px;
    padding:       14px 20px;
    border-radius: var(--r-md);
    border:        2px solid;
    font-family:   var(--font);
    font-weight:   700;
    transition:    all var(--t);
    width:         100%;
}
.dk-zalo-btn img { flex-shrink: 0; filter: brightness(0) invert(1); }
.dk-zalo-btn span { display: flex; flex-direction: column; gap: 1px; }
.dk-zalo-btn small { font-size: .72rem; font-weight: 500; opacity: .8; }
.dk-zalo-btn span > *:last-child { font-size: 1.05rem; font-weight: 800; letter-spacing: .3px; }

.dk-zalo-btn--1 {
    background:   var(--accent);
    border-color: var(--accent);
    color:        #fff;
}
.dk-zalo-btn--1:hover {
    background:  var(--accent-h);
    border-color: var(--accent-h);
    box-shadow:  0 6px 24px rgba(232,25,44,.4);
    transform:   translateY(-2px);
}
.dk-zalo-btn--2 {
    background:   transparent;
    border-color: rgba(0,212,255,.5);
    color:        var(--accent-2);
}
.dk-zalo-btn--2 img { filter: brightness(0) saturate(100%) invert(85%) sepia(80%) saturate(400%) hue-rotate(170deg); }
.dk-zalo-btn--2:hover {
    background:   rgba(0,212,255,.1);
    border-color: var(--accent-2);
    box-shadow:   0 6px 24px rgba(0,212,255,.25);
    transform:    translateY(-2px);
}

/* Trust */
.dk-single-trust {
    display:        flex;
    flex-direction: column;
    gap:            8px;
    padding:        14px 16px;
    background:     rgba(255,255,255,.03);
    border:         1px solid var(--border);
    border-radius:  var(--r-md);
}
.dk-trust-row {
    display:     flex;
    align-items: center;
    gap:         8px;
    font-size:   .82rem;
    color:       var(--text-2);
}
.dk-trust-row svg { color: var(--accent-2); flex-shrink: 0; }

/* Description section */
.dk-single-desc-section {
    margin-bottom: 48px;
}
.dk-section-title-sm {
    font-size:     1.2rem;
    font-weight:   800;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
    display:       flex;
    align-items:   center;
    gap:           10px;
}
.dk-section-title-sm::before {
    content:      '';
    width:        4px; height: 22px;
    background:   var(--accent);
    border-radius: 3px;
    display:      block;
}

.dk-single-desc {
    background:    var(--bg-card);
    border:        1px solid var(--border);
    border-radius: var(--r-lg);
    padding:       28px 32px;
    color:         var(--text-2);
    font-size:     .92rem;
    line-height:   1.8;
}
.dk-single-desc h2,.dk-single-desc h3,.dk-single-desc h4 {
    color: var(--text-1); font-weight: 700; margin: 20px 0 10px;
}
.dk-single-desc p { margin-bottom: 12px; }
.dk-single-desc ul,.dk-single-desc ol { padding-left: 20px; margin-bottom: 12px; }
.dk-single-desc li { margin-bottom: 5px; }
.dk-single-desc img { border-radius: var(--r-md); margin: 16px 0; }

/* Album ảnh — mỗi ảnh 1 hàng */
.dk-album-section {
    margin-bottom: 48px;
    position:      relative;
}

.dk-album-list {
    display:        flex;
    flex-direction: column;
    gap:            12px;
    overflow:       hidden;
}

.dk-album-fade {
    position:   absolute;
    bottom:     48px;
    left:       0; right: 0;
    height:     120px;
    background: linear-gradient(to bottom, transparent, var(--bg-1));
    pointer-events: none;
    transition: opacity .3s ease;
}
.dk-album-expanded ~ .dk-album-fade { opacity: 0; pointer-events: none; }

.dk-album-toggle {
    display:         flex;
    align-items:     center;
    justify-content: center;
    gap:             6px;
    width:           100%;
    padding:         12px;
    margin-top:      8px;
    background:      rgba(255,255,255,.05);
    border:          1px solid rgba(240,165,0,.3);
    border-radius:   var(--r-md);
    color:           var(--accent-2);
    font-family:     var(--font);
    font-size:       .9rem;
    font-weight:     700;
    cursor:          pointer;
    transition:      all var(--t);
}
.dk-album-toggle:hover {
    background:   rgba(240,165,0,.1);
    border-color: var(--accent-2);
}
.dk-album-toggle.expanded svg { transform: rotate(180deg); }
.dk-album-toggle svg { transition: transform .3s ease; }

.dk-album-item {
    display:       block;
    border-radius: var(--r-lg);
    overflow:      hidden;
    border:        1px solid rgba(240,165,0,.2);
    transition:    border-color var(--t), box-shadow var(--t);
    line-height:   0;
}
.dk-album-item:hover {
    border-color: rgba(240,165,0,.5);
    box-shadow:   0 4px 24px rgba(0,0,0,.4);
}
.dk-album-item img {
    width:      100%;
    height:     auto;
    display:    block;
    transition: opacity .3s ease;
}
.dk-album-item:hover img { opacity: .92; }

/* Related */
.dk-related-section { margin-bottom: 40px; }

/* ================================================================
   HOMEPAGE
   ================================================================ */

/* Hero Banner */
.dk-hero-banner {
    width:      100%;
    overflow:   hidden;
    line-height: 0;
}
.dk-hero-banner a {
    display: block;
}
.dk-hero-banner-img {
    width:      100%;
    height:     auto;
    display:    block;
    max-height: 500px;
    object-fit: cover;
    object-position: center;
    transition: opacity .3s ease;
}
.dk-hero-banner a:hover .dk-hero-banner-img {
    opacity: .95;
}

/* Hero cũ (fallback) */
.dk-hero {
    position:     relative;
    min-height:   520px;
    display:      flex;
    align-items:  center;
    justify-content: center;
    text-align:   center;
    overflow:     hidden;
    padding:      80px var(--gap);
}
.dk-hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(0,0,0,.5) 0%, rgba(0,0,0,.15) 100%);
}
.dk-hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 70%, rgba(30,144,255,.1) 0%, transparent 65%);
}
.dk-hero-content { position: relative; z-index: 1; max-width: 700px; }
.dk-hero-sub {
    display:       inline-block;
    font-size:     .82rem;
    font-weight:   600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color:         var(--accent-2);
    margin-bottom: 14px;
}
.dk-hero-title {
    font-size:     3rem;
    font-weight:   900;
    line-height:   1.1;
    margin-bottom: 16px;
    text-transform: uppercase;
}
.dk-hero-desc {
    font-size:     1.05rem;
    color:         var(--text-2);
    margin-bottom: 32px;
    line-height:   1.7;
}
.dk-hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Sections */
.dk-section {
    padding: 60px 0;
}
.dk-section-header {
    display:         flex;
    align-items:     center;
    justify-content: space-between;
    margin-bottom:   28px;
    flex-wrap:       wrap;
    gap:             12px;
}
.dk-section-title {
    font-size:   1.6rem;
    font-weight: 800;
    margin-bottom: 28px;
}
.dk-section-title span { color: var(--accent); }

.dk-see-all {
    font-size:   .85rem;
    font-weight: 600;
    color:       var(--accent);
    transition:  opacity var(--t);
}
.dk-see-all:hover { opacity: .8; }

/* Categories grid */
.dk-cats-grid {
    display:               grid;
    grid-template-columns: repeat(4, 1fr);
    gap:                   20px;
}

/* Category card v2 — style như ảnh mẫu */
.dk-cat-card-v2 {
    display:        flex;
    flex-direction: column;
    border-radius:  var(--r-lg);
    overflow:       hidden;
    border:         2px solid rgba(30,144,255,.3);
    transition:     transform var(--t), box-shadow var(--t), border-color var(--t);
    background:     rgba(8, 15, 38, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.dk-cat-card-v2:hover {
    transform:    translateY(-5px);
    box-shadow:   0 10px 40px rgba(30,144,255,.3);
    border-color: rgba(30,144,255,.7);
}

.dk-cat-card-img {
    width:        100%;
    aspect-ratio: 4/3;
    overflow:     hidden;
    background:   rgba(40,0,0,.8);
}
.dk-cat-card-img img {
    width:       100%;
    height:      100%;
    object-fit:  cover;
    object-position: center;
    display:     block;
    transition:  transform .4s ease;
}
.dk-cat-card-v2:hover .dk-cat-card-img img { transform: scale(1.05); }

.dk-cat-no-img {
    width:           100%;
    height:          100%;
    display:         flex;
    flex-direction:  column;
    align-items:     center;
    justify-content: center;
    gap:             8px;
    color:           var(--text-3);
    font-size:       .82rem;
    padding:         20px;
    text-align:      center;
}

.dk-cat-card-body {
    padding:    16px 18px 18px;
    background: linear-gradient(135deg, rgba(10,25,65,.9) 0%, rgba(6,15,40,.95) 100%);
    border-top: 2px solid rgba(30,144,255,.3);
    flex:       1;
    display:    flex;
    flex-direction: column;
    gap:        10px;
}

.dk-cat-card-name {
    font-size:      .9rem;
    font-weight:    800;
    color:          var(--accent);
    letter-spacing: .5px;
    line-height:    1.3;
    text-transform: uppercase;
}

.dk-cat-card-stats {
    display:        flex;
    flex-direction: column;
    gap:            5px;
}
.dk-cat-card-stats li {
    display:     flex;
    align-items: center;
    gap:         6px;
    font-size:   .82rem;
    color:       rgba(160,210,255,.85);
}
.dk-cat-card-stats li svg  { color: var(--accent-2); flex-shrink: 0; }
.dk-cat-card-stats li strong { color: #fff; }

.dk-cat-card-btn {
    display:         block;
    text-align:      center;
    background:      var(--accent);
    color:           #fff;
    font-size:       .82rem;
    font-weight:     800;
    letter-spacing:  1px;
    padding:         9px 16px;
    border-radius:   var(--r-sm);
    margin-top:      auto;
    transition:      background var(--t), box-shadow var(--t);
}
.dk-cat-card-v2:hover .dk-cat-card-btn {
    background:  var(--accent-h);
    box-shadow:  0 4px 16px rgba(232,25,44,.4);
}

/* Section heading */
.dk-section-heading {
    font-size:      1.3rem;
    font-weight:    900;
    text-align:     center;
    letter-spacing: 2px;
    color:          var(--text-1);
    margin-bottom:  28px;
    text-transform: uppercase;
    position:       relative;
    padding-bottom: 14px;
}
.dk-section-heading::after {
    content:    '';
    position:   absolute;
    bottom:     0; left: 50%;
    transform:  translateX(-50%);
    width:      60px; height: 3px;
    background: var(--accent-2);
    border-radius: 3px;
}

/* Latest products */
.dk-latest-section .dk-section-title { margin-bottom: 0; }

/* Trust section */
.dk-trust-section { background: rgba(6, 12, 30, 0.5); padding: 60px 0; }
.dk-trust-grid {
    display:               grid;
    grid-template-columns: repeat(4, 1fr);
    gap:                   var(--gap);
}
.dk-trust-item {
    text-align:    center;
    padding:       32px 20px;
    background:    rgba(8, 15, 38, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border:        1px solid rgba(30,144,255,.2);
    border-radius: var(--r-lg);
    transition:    border-color var(--t), background var(--t);
}
.dk-trust-item:hover { border-color: rgba(30,144,255,.55); background: rgba(12,22,50,.9); }
.dk-trust-icon {
    width:           56px; height: 56px;
    margin:          0 auto 16px;
    background:      rgba(232,25,44,.1);
    border-radius:   50%;
    display:         flex; align-items: center; justify-content: center;
    color:           var(--accent);
}
.dk-trust-item h3 { font-size: .95rem; font-weight: 700; margin-bottom: 8px; }
.dk-trust-item p  { font-size: .83rem; color: var(--text-2); line-height: 1.6; }

/* ================================================================
   FOOTER
   ================================================================ */
.dk-footer { background: rgba(3, 6, 18, 0.93); border-top: 1px solid rgba(30,144,255,.2); margin-top: 40px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }

.dk-footer-inner {
    display:          grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap:              36px;
    max-width:        var(--wrap);
    margin:           0 auto;
    padding:          48px var(--gap) 36px;
}

.dk-footer-logo img  { height: 40px; width: auto; margin-bottom: 12px; }
.dk-footer-sitename  { font-size: 1.2rem; font-weight: 800; color: var(--accent); }
.dk-footer-about p   { font-size: .85rem; color: var(--text-3); margin: 10px 0 16px; line-height: 1.6; }

.dk-footer-contacts { display: flex; flex-direction: column; gap: 8px; }
.dk-footer-contacts li {
    display:     flex;
    align-items: center;
    gap:         8px;
    font-size:   .85rem;
    color:       var(--text-2);
}
.dk-footer-contacts li svg { color: var(--accent-2); flex-shrink: 0; }
.dk-footer-contacts li a { color: inherit; transition: color var(--t); }
.dk-footer-contacts li a:hover { color: var(--accent); }

/* Icon đồng bộ màu trong footer links */
.dk-footer-icon--phone { color: var(--accent-2); }
.dk-footer-icon--zalo  { filter: brightness(0) saturate(100%) invert(68%) sepia(74%) saturate(400%) hue-rotate(1deg) brightness(103%) contrast(97%); }

.dk-footer-heading {
    font-size:     .8rem;
    font-weight:   700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color:         var(--text-3);
    margin-bottom: 16px;
}
.dk-footer-links { display: flex; flex-direction: column; gap: 8px; }
.dk-footer-links li a {
    display:     flex;
    align-items: center;
    gap:         6px;
    font-size:   .86rem;
    color:       var(--text-2);
    transition:  color var(--t);
}
.dk-footer-links li a:hover { color: var(--accent); }

.dk-bank-info {
    font-size:   .83rem;
    color:       var(--text-2);
    line-height: 1.7;
}
.dk-bank-info strong { color: var(--text-1); }

.dk-footer-bottom {
    border-top: 1px solid var(--border);
    padding:    16px var(--gap);
}
.dk-footer-bottom .dk-footer-inner {
    display:         flex;
    grid-template-columns: unset;
    align-items:     center;
    justify-content: space-between;
    padding:         0;
    font-size:       .8rem;
    color:           var(--text-3);
    gap:             12px;
    flex-wrap:       wrap;
}
.dk-footer-note { color: var(--accent-2); font-weight: 600; }

/* ================================================================
   FLOAT BUTTONS
   ================================================================ */
.dk-floats {
    position:       fixed;
    bottom:         24px;
    right:          24px;
    display:        flex;
    flex-direction: column;
    gap:            10px;
    z-index:        9999;
    opacity:        1;
}

.dk-float {
    position:      relative;
    display:       flex;
    align-items:   center;
    justify-content: center;
    width:         52px;
    height:        52px;
    border-radius: 50%;
    box-shadow:    0 4px 16px rgba(0,0,0,.4);
    transition:    transform var(--t), box-shadow var(--t);
    overflow:      visible;
    flex-shrink:   0;
}
.dk-float:hover { transform: scale(1.1); }

.dk-float--phone {
    background: linear-gradient(135deg, #0a7aff, #0055cc);
    box-shadow: 0 4px 16px rgba(10,122,255,.45);
}
.dk-float--phone:hover { box-shadow: 0 6px 24px rgba(10,122,255,.65); }

.dk-float--zalo {
    background: linear-gradient(135deg, #00c4ff, #0088cc);
    box-shadow: 0 4px 16px rgba(0,196,255,.4);
}
.dk-float--zalo:hover { box-shadow: 0 6px 24px rgba(0,196,255,.6); }

.dk-float img { filter: brightness(0) invert(1); }

/* Tooltip — ẩn hoàn toàn */
.dk-float-tip { display: none; }

/* Wave animation */
@keyframes dk-wave {
    0%   { transform: scale(1);   opacity: .6; }
    100% { transform: scale(2.2); opacity: 0;  }
}

.dk-float::before,
.dk-float::after {
    content:       '';
    position:      absolute;
    inset:         0;
    border-radius: 50%;
    animation:     dk-wave 2s ease-out infinite;
    pointer-events: none;
}
.dk-float::after  { animation-delay: .8s; }

.dk-float--phone::before,
.dk-float--phone::after  { background: rgba(10,122,255,.45); }

.dk-float--zalo::before,
.dk-float--zalo::after   { background: rgba(0,196,255,.4); }

/* ================================================================
   STATIC PAGES
   ================================================================ */
.dk-page-title {
    font-size:     1.8rem;
    font-weight:   800;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border);
}
.dk-page-body {
    color:       var(--text-2);
    font-size:   .93rem;
    line-height: 1.8;
    max-width:   800px;
}
.dk-page-body h2,.dk-page-body h3 { color: var(--text-1); margin: 24px 0 10px; font-weight: 700; }
.dk-page-body p  { margin-bottom: 14px; }
.dk-page-body ul,.dk-page-body ol { padding-left: 20px; margin-bottom: 14px; }
.dk-page-body li { margin-bottom: 6px; }
.dk-page-body a  { color: var(--accent); text-decoration: underline; }
.dk-page-body img { border-radius: var(--r-md); margin: 16px 0; }

/* ================================================================
   WOOCOMMERCE MISC
   ================================================================ */
.woocommerce-result-count { color: var(--text-3); font-size: .84rem; }

/* ================================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ================================================================ */
@media (max-width: 1024px) {
    .dk-footer-inner { grid-template-columns: 1fr 1fr; }
    .dk-single-layout { gap: 28px; }
    .dk-hero-title { font-size: 2.4rem; }
    .dk-cats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ================================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ================================================================ */
@media (max-width: 768px) {
    :root { --hdr: 60px; --gap: 16px; }

    /* Header mobile */
    .dk-burger { display: flex; }
    .dk-header-phone span { display: none; }

    .dk-nav {
        position:   fixed;
        top:        var(--hdr); right: 0; bottom: 0;
        width:      min(280px, 80vw);
        background: var(--bg-nav);
        border-left: 1px solid var(--border);
        padding:    20px 0;
        overflow-y: auto;
        transform:  translateX(100%);
        transition: transform .3s ease;
        z-index:    1000;
        min-height: 100vh;
    }
    .dk-nav.open { transform: translateX(0); }

    .dk-menu { flex-direction: column; align-items: stretch; gap: 2px; padding: 0 12px; }
    .dk-menu li a { padding: 12px 16px; font-size: .95rem; }
    .dk-menu .sub-menu { position: static; display: none; box-shadow: none; border: none; padding: 0 0 0 12px; background: transparent; }
    .dk-menu li.open > .sub-menu { display: block; }

    /* Single product */
    .dk-single-layout {
        grid-template-columns: 1fr;
        gap:                   24px;
    }
    .dk-single-title { font-size: 1.3rem; }
    .dk-single-price { font-size: 1.6rem; }

    /* Archive */
    .dk-products-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .dk-filter-bar { flex-direction: column; }
    .dk-filter-input, .dk-filter-select, .dk-filter-btn { width: 100%; flex: unset; }
    .dk-filter-btn{
        display: flex;
        align-items: center;
        justify-content: center;
    }
    /* Hero */
    .dk-hero { min-height: 380px; padding: 60px var(--gap); }
    .dk-hero-title { font-size: 1.8rem; }
    .dk-hero-desc  { font-size: .9rem; }

    /* Footer */
    .dk-footer-inner { grid-template-columns: 1fr; gap: 24px; padding: 32px var(--gap) 24px; }

    /* Float buttons */
    .dk-floats { bottom: 16px; right: 16px; gap: 8px; }
    .dk-float  { width: 46px; height: 46px; }
}

/* ================================================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ================================================================ */
@media (max-width: 480px) {
    .dk-products-grid { grid-template-columns: 1fr; }
    .dk-hero-title { font-size: 1.55rem; }
    .dk-cats-grid  { grid-template-columns: 1fr 1fr; }
    .dk-trust-grid { grid-template-columns: 1fr 1fr; }
    .dk-hero-btns  { flex-direction: column; align-items: center; }
    .dk-gallery-thumbs .dk-thumb { width: 60px; height: 48px; }
    .dk-single-desc { padding: 20px; }
}