/* ================================================================
   LUXWAVE PRO — main.css
   Complete design system: components, layout, animations
================================================================ */

/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
    font-family:var(--lux-font-body);
    background:var(--lux-black);
    color:var(--lux-text);
    line-height:1.7;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
}
body.lux-modal-open{overflow:hidden}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--lux-cyan);text-decoration:none;transition:color .2s var(--lux-ease)}
a:hover{color:var(--lux-blue-light)}
ul,ol{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,select,textarea{font-family:inherit}
h1,h2,h3,h4,h5{
    font-family:var(--lux-font-display);
    font-weight:700;
    line-height:1.15;
    letter-spacing:-.02em;
    color:var(--lux-white);
    text-transform:none;
}
p{margin-bottom:1em}
p:last-child{margin-bottom:0}
::selection{background:rgba(29,110,255,.3);color:var(--lux-white)}

/* ── Reading progress ── */
#lux-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:9999;background:transparent}
#lux-progress-bar{height:100%;width:0%;background:var(--lux-grad);transition:width .1s linear}

/* ── Skip link ── */
.lux-skip-link{position:absolute;top:-100px;left:0;background:var(--lux-blue);color:#fff;padding:8px 16px;z-index:99999}
.lux-skip-link:focus{top:0}

/* ── Container ── */
.lux-container{width:100%;max-width:var(--lux-container);margin:0 auto;padding:0 24px}

/* ── Section base ── */
.lux-section{padding:90px 0}
.lux-section-dark{background:var(--lux-night)}

/* ── Gradient text ── */
.lux-gradient-text{
    background:var(--lux-grad);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
}

/* ── Eyebrow ── */
.lux-eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-family:var(--lux-font-display);
    font-size:.75rem;font-weight:700;letter-spacing:4px;text-transform:uppercase;
    color:var(--lux-cyan);
    padding:6px 14px;
    border:1px solid rgba(0,212,255,.25);
    border-radius:999px;
    background:rgba(0,212,255,.05);
    margin-bottom:16px;
}
.lux-eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--lux-cyan);animation:lux-blink 2s ease-in-out infinite}
@keyframes lux-blink{0%,100%{opacity:1}50%{opacity:.3}}

/* ── Section head ── */
.lux-section-head{margin-bottom:50px}
.lux-text-center{text-align:center}
.lux-text-center .lux-section-title{margin:0 auto}
.lux-section-title{font-size:clamp(1.8rem,3.5vw,3rem);max-width:700px;line-height:1.1;margin-bottom:16px}
.lux-section-desc{color:var(--lux-silver);max-width:620px;font-size:1.05rem;margin:0 auto}

/* ── Buttons ── */
.lux-btn{
    display:inline-flex;align-items:center;gap:8px;
    font-family:var(--lux-font-display);font-weight:600;letter-spacing:.5px;
    padding:13px 26px;border-radius:var(--lux-radius-sm);
    transition:all .25s var(--lux-ease);
    border:2px solid transparent;
    cursor:pointer;white-space:nowrap;
    font-size:.95rem;
    position:relative;overflow:hidden;
}
.lux-btn::after{content:'';position:absolute;inset:0;opacity:0;transition:opacity .2s;background:rgba(255,255,255,.08)}
.lux-btn:hover::after{opacity:1}
.lux-btn-primary{background:var(--lux-grad);color:#fff;border-color:transparent;box-shadow:var(--lux-shadow-blue)}
.lux-btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(29,110,255,.4);color:#fff}
.lux-btn-ghost{background:transparent;color:var(--lux-pearl);border-color:var(--lux-border)}
.lux-btn-ghost:hover{border-color:var(--lux-blue);color:var(--lux-white)}
.lux-btn-white{background:#fff;color:var(--lux-navy);border-color:transparent}
.lux-btn-white:hover{background:var(--lux-pearl);color:var(--lux-navy);transform:translateY(-2px)}
.lux-btn-outline-blue{background:transparent;color:var(--lux-blue);border-color:var(--lux-blue)}
.lux-btn-outline-blue:hover{background:var(--lux-blue);color:#fff}
.lux-btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.lux-btn-outline-white:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.lux-btn-lg{padding:16px 34px;font-size:1rem}
.lux-btn-xs{padding:6px 14px;font-size:.78rem}
.lux-btn-full{width:100%;justify-content:center}
.lux-icon-btn{width:40px;height:40px;display:grid;place-items:center;color:var(--lux-silver);border-radius:var(--lux-radius-sm);transition:all .2s}
.lux-icon-btn:hover{color:var(--lux-white);background:rgba(255,255,255,.06)}

/* ── Section CTA ── */
.lux-section-cta{text-align:center;margin-top:44px}

/* ================================================================
   TOPBAR
================================================================ */
.lux-topbar{
    background:var(--lux-night);
    border-bottom:1px solid var(--lux-border);
    padding:8px 0;
    font-size:.82rem;
}
.lux-topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:16px}
.lux-topbar-left,.lux-topbar-right{display:flex;align-items:center;gap:16px}
.lux-topbar-contact{display:flex;align-items:center;gap:8px;color:var(--lux-silver)}
.lux-topbar-contact a{color:var(--lux-pearl);font-weight:600}
.lux-topbar-contact a:hover{color:var(--lux-cyan)}
.lux-topbar-email{display:flex;align-items:center;gap:6px;color:var(--lux-muted)}
.lux-topbar-email:hover{color:var(--lux-cyan)}
.lux-top-social{color:var(--lux-muted);transition:color .2s;line-height:0}
.lux-top-social:hover{color:var(--lux-cyan)}
.lux-sep{color:var(--lux-border)}
.hide-mobile{display:inline}

/* ================================================================
   HEADER
================================================================ */
.lux-header{
    position:sticky;top:0;z-index:200;
    background:rgba(3,7,17,.85);
    backdrop-filter:blur(20px) saturate(180%);
    -webkit-backdrop-filter:blur(20px) saturate(180%);
    border-bottom:1px solid var(--lux-border);
    transition:all .3s var(--lux-ease);
    height:var(--lux-header-h);
}
.lux-header.is-scrolled{height:70px;background:rgba(3,7,17,.96)}
.lux-header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;gap:24px}
.lux-brand{flex-shrink:0}
.lux-logo-link{display:flex;align-items:center;gap:10px;text-decoration:none}
.lux-logo-img{display:block;height:42px;width:auto;max-width:220px;object-fit:contain}
/* Text fallback (khi không có logo img) */
.lux-logo-text{font-family:var(--lux-font-display);font-size:1.6rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.lux-logo-lux{color:var(--lux-white)}
.lux-logo-wave{color:var(--lux-blue)}
.lux-header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.lux-header-cta{font-size:.85rem;padding:10px 18px}
.lux-menu-toggle{display:none}

/* ── Navigation ── */
.lux-nav{flex:1;display:flex;justify-content:center}
.lux-menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.lux-menu > li > a{
    display:flex;align-items:center;gap:5px;
    padding:10px 14px;
    font-family:var(--lux-font-display);
    font-size:.88rem;font-weight:600;letter-spacing:.5px;
    color:var(--lux-silver);
    border-radius:var(--lux-radius-sm);
    transition:all .2s;
    position:relative;
}
.lux-menu > li > a::after{
    content:'';position:absolute;bottom:4px;left:50%;right:50%;
    height:2px;background:var(--lux-grad);border-radius:1px;
    transition:all .2s var(--lux-ease);
}
.lux-menu > li > a:hover,
.lux-menu > li.is-active > a{color:var(--lux-white)}
.lux-menu > li > a:hover::after,
.lux-menu > li.is-active > a::after{left:14px;right:14px}
.lux-caret{display:inline-flex;align-items:center;transition:transform .2s}
.lux-menu > li.has-dropdown:hover .lux-caret{transform:rotate(180deg)}

/* ── Dropdown ── */
.lux-menu > li.has-dropdown{position:relative}
.lux-menu > li.has-dropdown > .sub-menu{
    position:absolute;top:calc(100% + 8px);left:0;
    min-width:220px;
    background:var(--lux-navy);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);
    padding:8px;
    opacity:0;visibility:hidden;
    transform:translateY(-8px);
    transition:all .2s var(--lux-ease);
    box-shadow:var(--lux-shadow-lg);
    z-index:300;
}
.lux-menu > li.has-dropdown:hover > .sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lux-menu .sub-menu li a{
    display:block;padding:9px 14px;
    color:var(--lux-silver);font-size:.88rem;
    border-radius:var(--lux-radius-sm);
    transition:all .15s;
}
.lux-menu .sub-menu li a:hover{background:rgba(29,110,255,.12);color:var(--lux-white);padding-left:18px}
.lux-menu .sub-menu .has-dropdown > .sub-menu{
    left:100%;top:0;
}

/* ── Search panel ── */
.lux-search-panel{
    position:absolute;top:100%;left:0;right:0;
    background:rgba(6,13,31,.97);
    border-bottom:1px solid var(--lux-border);
    padding:16px 0;
    opacity:0;visibility:hidden;pointer-events:none;
    transition:all .2s var(--lux-ease);
}
.lux-search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto}
.lux-search-panel .lux-container{display:flex;align-items:center;gap:12px}
.lux-search-panel input[type="search"]{
    flex:1;padding:12px 16px;
    background:var(--lux-steel);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-sm);
    color:var(--lux-white);font-family:var(--lux-font-body);font-size:1rem;
}
.lux-search-panel input:focus{outline:none;border-color:var(--lux-blue)}
.lux-search-close{color:var(--lux-silver)}

/* ── Overlay & Drawer ── */
.lux-overlay{
    position:fixed;inset:0;background:rgba(0,0,0,.7);
    z-index:300;opacity:0;visibility:hidden;
    transition:all .3s;
    backdrop-filter:blur(4px);
}
.lux-overlay.is-open{opacity:1;visibility:visible}
.lux-drawer{
    position:fixed;top:0;right:0;bottom:0;
    width:min(340px,90vw);
    background:var(--lux-navy);
    border-left:1px solid var(--lux-border);
    z-index:400;
    transform:translateX(100%);
    transition:transform .35s var(--lux-ease);
    display:flex;flex-direction:column;
}
.lux-drawer.is-open{transform:translateX(0)}
.lux-drawer-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--lux-border)}
.lux-drawer-body{flex:1;overflow-y:auto;padding:16px 0}
.lux-drawer-footer{padding:16px 24px;border-top:1px solid var(--lux-border);display:flex;flex-direction:column;gap:10px}
.lux-drawer-hotline{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--lux-blue);border-radius:var(--lux-radius-sm);color:#fff;font-weight:600;justify-content:center}
.lux-drawer-zalo{display:flex;align-items:center;justify-content:center;padding:10px;background:rgba(0,104,255,.15);border:1px solid rgba(0,104,255,.3);border-radius:var(--lux-radius-sm);color:var(--lux-pearl)}

.lux-drawer-menu{padding:0}
.lux-drawer-menu li a{display:flex;justify-content:space-between;align-items:center;padding:12px 24px;color:var(--lux-silver);font-size:.95rem;border-bottom:1px solid var(--lux-border)}
.lux-drawer-menu li a:hover,.lux-drawer-menu li.is-active a{color:var(--lux-white);background:rgba(29,110,255,.08)}
.lux-drawer-menu .sub-menu a{padding-left:40px;font-size:.88rem}

/* ================================================================
   HERO
================================================================ */
.lux-hero{
    position:relative;
    min-height:100svh;
    display:flex;align-items:center;
    overflow:hidden;
    background:var(--lux-black);
    padding:100px 0 60px;
}
/* Ambient lights */
.lux-hero-ambient{position:absolute;inset:0;pointer-events:none}
.lux-ambient{position:absolute;border-radius:50%;filter:blur(80px);opacity:.25}
.lux-ambient-1{width:60vw;height:60vw;top:-20%;left:-15%;background:radial-gradient(circle,var(--lux-blue) 0%,transparent 70%)}
.lux-ambient-2{width:40vw;height:40vw;top:10%;right:-10%;background:radial-gradient(circle,var(--lux-cyan) 0%,transparent 70%)}
.lux-ambient-3{width:30vw;height:30vw;bottom:-10%;left:30%;background:radial-gradient(circle,var(--lux-blue-deep) 0%,transparent 70%)}

/* Scan lines */
.lux-hero-scanlines{
    position:absolute;inset:0;pointer-events:none;
    background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(29,110,255,.015) 3px,rgba(29,110,255,.015) 4px);
    z-index:1;
}
/* Grid */
.lux-hero-grid{
    position:absolute;inset:0;pointer-events:none;
    background-image:
        linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
    background-size:60px 60px;
    mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,black 40%,transparent 100%);
}

.lux-hero-inner{
    display:grid;grid-template-columns:1fr 1fr;
    gap:60px;align-items:center;
    position:relative;z-index:2;
}

/* Hero content */
.lux-hero-content{}
.lux-hero-title{
    font-size:clamp(2.8rem,5.5vw,5rem);
    letter-spacing:-.04em;
    line-height:1;
    margin:12px 0 20px;
}
.lux-hero-line{display:block}
.lux-hero-line:last-child{background:var(--lux-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.lux-hero-sub{font-size:1.1rem;color:var(--lux-silver);max-width:480px;line-height:1.65;margin-bottom:32px}
.lux-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px}
.lux-hero-trust{display:flex;flex-direction:column;gap:10px}
.lux-hero-trust-item{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--lux-silver)}
.lux-hero-trust-item svg{color:var(--lux-cyan);flex-shrink:0}

/* Hero visual — LED screen mockup */
.lux-hero-visual{display:flex;justify-content:center;align-items:center}
.lux-hero-screen{position:relative;width:100%;max-width:420px}
.lux-screen-frame{
    background:linear-gradient(135deg,var(--lux-charcoal),var(--lux-steel));
    border-radius:var(--lux-radius-lg);
    border:1px solid var(--lux-border);
    padding:24px;
    box-shadow:var(--lux-shadow-lg),0 0 80px rgba(29,110,255,.2);
    aspect-ratio:16/10;
    display:flex;align-items:center;justify-content:center;
}
.lux-screen-inner{width:100%;height:100%;position:relative;display:flex;align-items:center;justify-content:center}
.lux-screen-grid{
    display:grid;grid-template-columns:repeat(8,1fr);gap:3px;
    position:absolute;inset:0;opacity:.6;
}
.lux-pixel{
    border-radius:2px;
    background:hsl(calc(200 + var(--i,0)*5) 80% 50%);
    animation:lux-pixel-flicker 3s infinite;
    animation-delay:var(--d,0s);
}
@keyframes lux-pixel-flicker{0%,100%{opacity:.4}50%{opacity:1}}
.lux-screen-text{
    position:relative;z-index:1;
    font-family:var(--lux-font-display);
    font-size:3.5rem;font-weight:800;
    background:var(--lux-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    text-align:center;line-height:1;
}
.lux-num{font-size:5rem}

.lux-screen-badge{
    position:absolute;
    display:flex;align-items:center;gap:5px;
    background:rgba(3,7,17,.85);backdrop-filter:blur(8px);
    border:1px solid var(--lux-border);border-radius:999px;
    padding:6px 12px;font-size:.75rem;font-weight:600;color:var(--lux-pearl);
    white-space:nowrap;
}
.lux-screen-badge svg{color:var(--lux-cyan)}
.lux-badge-1{top:-12px;left:20px;animation:lux-float 3s ease-in-out infinite}
.lux-badge-2{top:-12px;right:20px;animation:lux-float 3s ease-in-out infinite .5s}
.lux-badge-3{bottom:-12px;left:50%;transform:translateX(-50%);animation:lux-float 3s ease-in-out infinite 1s}
@keyframes lux-float{0%,100%{transform:translateY(0) translateX(var(--tx,0))}50%{transform:translateY(-6px) translateX(var(--tx,0))}}
.lux-badge-3{--tx:-50%}

/* Scroll hint */
.lux-scroll-hint{
    position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
    display:flex;flex-direction:column;align-items:center;gap:8px;
    color:var(--lux-muted);font-size:.75rem;letter-spacing:2px;text-transform:uppercase;
    animation:lux-float 2s ease-in-out infinite;
}
.lux-scroll-line{width:1px;height:40px;background:linear-gradient(var(--lux-blue),transparent)}

/* ================================================================
   STATS
================================================================ */
.lux-stats{
    background:var(--lux-night);
    border-top:1px solid var(--lux-border);
    border-bottom:1px solid var(--lux-border);
    padding:40px 0;
}
.lux-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.lux-stat-item{
    display:flex;flex-direction:column;align-items:center;
    padding:24px;
    border-right:1px solid var(--lux-border);
    text-align:center;
}
.lux-stat-item:last-child{border-right:0}
.lux-stat-icon{color:var(--lux-cyan);margin-bottom:10px;opacity:.7}
.lux-stat-num{
    font-family:var(--lux-font-display);
    font-size:2.8rem;font-weight:800;
    background:var(--lux-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    line-height:1;margin-bottom:6px;
}
.lux-stat-label{font-size:.82rem;text-transform:uppercase;letter-spacing:2px;color:var(--lux-muted)}

/* ================================================================
   SOLUTIONS
================================================================ */
.lux-solutions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lux-solution-card{
    display:block;padding:28px;
    background:var(--lux-night);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);
    transition:all .3s var(--lux-ease);
    position:relative;overflow:hidden;
}
.lux-solution-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:2px;
    background:var(--lux-grad);opacity:0;transition:opacity .3s;
}
.lux-solution-card:hover{border-color:var(--lux-border-blue);transform:translateY(-4px);box-shadow:var(--lux-shadow-blue)}
.lux-solution-card:hover::before{opacity:1}
.lux-solution-icon{
    width:52px;height:52px;display:grid;place-items:center;
    border-radius:var(--lux-radius-sm);
    background:var(--lux-cyan-dim);
    color:var(--lux-cyan);
    margin-bottom:16px;
    transition:all .3s;
}
.lux-solution-card:hover .lux-solution-icon{background:var(--lux-blue);color:#fff}
.lux-solution-card h3{font-size:1.05rem;margin-bottom:8px;transition:color .2s}
.lux-solution-card:hover h3{color:var(--lux-cyan)}
.lux-solution-card p{font-size:.88rem;color:var(--lux-muted);line-height:1.6;margin-bottom:16px}
.lux-solution-link{
    display:inline-flex;align-items:center;gap:6px;
    font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;
    color:var(--lux-blue);
}
.lux-solution-link svg{transition:transform .2s}
.lux-solution-card:hover .lux-solution-link svg{transform:translateX(4px)}

/* Solution color variants */
.lux-solution-blue .lux-solution-icon{background:rgba(29,110,255,.15);color:var(--lux-blue)}
.lux-solution-cyan .lux-solution-icon{background:var(--lux-cyan-dim);color:var(--lux-cyan)}
.lux-solution-gold .lux-solution-icon{background:var(--lux-gold-dim);color:var(--lux-gold)}
.lux-solution-amber .lux-solution-icon{background:rgba(245,158,11,.15);color:var(--lux-gold)}
.lux-solution-green .lux-solution-icon{background:rgba(16,185,129,.15);color:var(--lux-green)}
.lux-solution-purple .lux-solution-icon{background:rgba(139,92,246,.15);color:#8b5cf6}

/* ================================================================
   PRODUCT CARDS
================================================================ */
.lux-product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.lux-filter-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.lux-filter-tab{
    padding:8px 18px;border-radius:999px;
    border:1px solid var(--lux-border);
    color:var(--lux-silver);font-size:.82rem;font-weight:600;
    transition:all .2s;
}
.lux-filter-tab:hover{border-color:var(--lux-blue);color:var(--lux-blue)}
.lux-filter-tab.is-active{background:var(--lux-grad);border-color:transparent;color:#fff}
.lux-count{opacity:.6;font-size:.75rem}

.lux-product-card{
    background:var(--lux-night);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);
    overflow:hidden;
    display:flex;flex-direction:column;
    transition:all .3s var(--lux-ease);
}
.lux-product-card:hover{border-color:var(--lux-border-blue);box-shadow:var(--lux-shadow-blue);transform:translateY(-4px)}
.lux-product-card.is-hidden{display:none}
.lux-product-card-inner{text-decoration:none;display:flex;flex-direction:column;flex:1}
.lux-product-img{position:relative;aspect-ratio:1;overflow:hidden;background:var(--lux-charcoal)}
.lux-product-thumb{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--lux-ease)}
.lux-product-card:hover .lux-product-thumb{transform:scale(1.06)}
.lux-product-pixel{
    position:absolute;top:8px;left:8px;
    background:var(--lux-grad);
    padding:3px 10px;border-radius:4px;
    font-family:var(--lux-font-display);font-size:.75rem;font-weight:700;color:#fff;
}
.lux-status-badge{
    position:absolute;top:8px;right:8px;
    padding:3px 10px;border-radius:4px;
    font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;
}
.lux-status-badge.is-green{background:rgba(16,185,129,.2);color:var(--lux-green);border:1px solid rgba(16,185,129,.3)}
.lux-status-badge.is-blue{background:rgba(29,110,255,.2);color:var(--lux-blue-light);border:1px solid rgba(29,110,255,.3)}
.lux-status-badge.is-red{background:rgba(239,68,68,.2);color:#f87171;border:1px solid rgba(239,68,68,.3)}

.lux-product-body{padding:16px;flex:1;display:flex;flex-direction:column}
.lux-product-brand{font-size:.72rem;text-transform:uppercase;letter-spacing:2px;color:var(--lux-blue-light);font-weight:600}
.lux-product-name{font-size:.98rem;margin:5px 0 6px;letter-spacing:-.01em;font-family:var(--lux-font-body);font-weight:600}
.lux-product-sku{font-family:var(--lux-font-mono);font-size:.72rem;color:var(--lux-muted);display:block;margin-bottom:8px}
.lux-product-excerpt{font-size:.82rem;color:var(--lux-muted);line-height:1.5;flex:1;margin-bottom:12px}
.lux-product-footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto}
.lux-price{font-family:var(--lux-font-display);font-size:1.1rem;font-weight:700;color:var(--lux-cyan)}
.lux-price-unit{font-size:.75rem;font-weight:400;color:var(--lux-muted)}
.lux-price-contact{font-size:.82rem;font-weight:600;color:var(--lux-blue-light)}
.lux-product-cta{font-size:.78rem;font-weight:600;color:var(--lux-blue);display:flex;align-items:center;gap:4px}
.lux-quick-quote{
    width:100%;padding:9px;
    background:rgba(29,110,255,.06);
    border-top:1px solid var(--lux-border);
    color:var(--lux-blue-light);
    font-size:.8rem;font-weight:600;font-family:var(--lux-font-display);letter-spacing:.5px;
    display:flex;align-items:center;justify-content:center;gap:6px;
    transition:all .2s;
}
.lux-quick-quote:hover{background:var(--lux-blue);color:#fff}

/* ================================================================
   PROCESS
================================================================ */
.lux-process-track{
    display:grid;grid-template-columns:repeat(5,1fr);
    gap:0;position:relative;
    counter-reset:step;
}
.lux-process-track::before{
    content:'';position:absolute;top:32px;left:10%;right:10%;
    height:1px;background:linear-gradient(90deg,transparent,var(--lux-border-blue),transparent);
}
.lux-process-step{
    text-align:center;padding:20px 16px;position:relative;
}
.lux-process-num{
    font-family:var(--lux-font-display);
    font-size:.7rem;font-weight:700;letter-spacing:3px;
    color:var(--lux-blue);text-transform:uppercase;
    margin-bottom:10px;
}
.lux-process-icon{
    width:64px;height:64px;border-radius:50%;
    background:var(--lux-night);border:2px solid var(--lux-border-blue);
    display:grid;place-items:center;color:var(--lux-cyan);
    margin:0 auto 16px;
    transition:all .3s;
}
.lux-process-step:hover .lux-process-icon{background:var(--lux-blue);border-color:var(--lux-blue);color:#fff;box-shadow:var(--lux-glow-blue)}
.lux-process-step h3{font-size:.92rem;margin-bottom:8px;font-family:var(--lux-font-body)}
.lux-process-step p{font-size:.8rem;color:var(--lux-muted);line-height:1.5}

/* ================================================================
   PROJECTS
================================================================ */
.lux-project-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    grid-template-rows:auto auto;
    gap:16px;
}
.lux-project-card{position:relative;border-radius:var(--lux-radius-md);overflow:hidden;aspect-ratio:4/3;background:var(--lux-charcoal)}
.lux-project-featured{grid-column:1/3;grid-row:1/2;aspect-ratio:16/9}
.lux-project-card-link{display:block;width:100%;height:100%}
.lux-project-img{width:100%;height:100%;overflow:hidden}
.lux-project-img img,.lux-project-thumb{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--lux-ease)}
.lux-project-card:hover .lux-project-thumb{transform:scale(1.06)}
.lux-project-overlay{
    position:absolute;inset:0;
    background:linear-gradient(to top,rgba(3,7,17,.95) 0%,rgba(3,7,17,.2) 60%,transparent 100%);
    padding:20px;display:flex;flex-direction:column;justify-content:flex-end;
    opacity:0;transition:opacity .3s;
}
.lux-project-card:hover .lux-project-overlay{opacity:1}
.lux-project-year,.lux-project-type{
    display:inline-block;padding:3px 10px;border-radius:4px;
    font-size:.7rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;
    margin-bottom:6px;margin-right:6px;
}
.lux-project-year{background:rgba(29,110,255,.25);color:var(--lux-blue-light)}
.lux-project-type{background:rgba(0,212,255,.15);color:var(--lux-cyan)}
.lux-project-overlay h3{font-size:1.05rem;margin:4px 0 8px}
.lux-project-area,.lux-project-loc{
    font-size:.82rem;color:var(--lux-silver);
    display:flex;align-items:center;gap:5px;margin-bottom:4px;
}
.lux-project-cta{
    display:inline-flex;align-items:center;gap:6px;margin-top:10px;
    font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;
    color:var(--lux-cyan);
}

/* ================================================================
   TESTIMONIALS
================================================================ */
.lux-testimonials{background:var(--lux-night)}
.lux-testimonial-slider{overflow:hidden;position:relative}
.lux-testimonial-item{
    display:none;
    background:var(--lux-navy);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-lg);
    padding:40px;max-width:760px;margin:0 auto;
}
.lux-testimonial-item.is-active{display:block;animation:lux-fade-in .4s var(--lux-ease)}
@keyframes lux-fade-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.lux-test-stars{display:flex;gap:4px;margin-bottom:16px;color:var(--lux-gold)}
.lux-test-stars svg{fill:var(--lux-gold)}
blockquote{position:relative}
blockquote > svg{position:absolute;top:0;left:0;color:var(--lux-border);opacity:.5;z-index:0}
blockquote p{font-size:1.1rem;font-style:italic;color:var(--lux-pearl);line-height:1.7;padding-left:30px;position:relative;z-index:1}
.lux-test-author{display:flex;align-items:center;gap:14px;margin-top:20px}
.lux-test-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid var(--lux-border-blue)}
.lux-test-author strong{display:block;color:var(--lux-white);font-size:.95rem}
.lux-test-author span{font-size:.82rem;color:var(--lux-muted)}

.lux-slider-controls{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:28px}
.lux-slider-prev,.lux-slider-next{
    width:40px;height:40px;border-radius:50%;
    background:var(--lux-charcoal);border:1px solid var(--lux-border);
    color:var(--lux-silver);display:grid;place-items:center;
    transition:all .2s;
}
.lux-slider-prev{transform:rotate(180deg)}
.lux-slider-prev:hover,.lux-slider-next:hover{background:var(--lux-blue);border-color:var(--lux-blue);color:#fff}
.lux-slider-dots{display:flex;gap:8px}
.lux-slider-dot{width:8px;height:8px;border-radius:50%;background:var(--lux-border);border:none;transition:all .2s}
.lux-slider-dot.is-active{background:var(--lux-blue);width:24px;border-radius:4px}

/* ================================================================
   BRANDS – INFINITE SCROLL TICKER
================================================================ */
.lux-brands{overflow:hidden}
.lux-brands-track{overflow:hidden;mask-image:linear-gradient(90deg,transparent,black 10%,black 90%,transparent)}
.lux-brands-inner{
    display:flex;gap:0;width:max-content;
    animation:lux-ticker 30s linear infinite;
}
.lux-brands-inner:hover{animation-play-state:paused}
.lux-brand-item{
    display:flex;align-items:center;justify-content:center;
    padding:20px 36px;
    border-right:1px solid var(--lux-border);
    min-width:160px;
}
.lux-brand-logo{max-height:36px;width:auto;filter:brightness(0) invert(1);opacity:.4;transition:opacity .2s}
.lux-brand-item:hover .lux-brand-logo{opacity:.9}
.lux-brand-name{
    font-family:var(--lux-font-display);font-size:.88rem;font-weight:700;
    letter-spacing:2px;text-transform:uppercase;
    color:var(--lux-muted);white-space:nowrap;
    transition:color .2s;
}
.lux-brand-item:hover .lux-brand-name{color:var(--lux-cyan)}
@keyframes lux-ticker{to{transform:translateX(-50%)}}

/* ================================================================
   FAQ
================================================================ */
.lux-faq-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;align-items:flex-start}
.lux-faq-left{position:sticky;top:calc(var(--lux-header-h)+20px)}
.lux-faq-left .lux-section-head{margin-bottom:24px}
.lux-faq-note{color:var(--lux-muted);font-size:.9rem;margin-bottom:16px}

.lux-faq-item{
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);
    margin-bottom:10px;
    overflow:hidden;
    transition:border-color .2s;
}
.lux-faq-item[open]{border-color:var(--lux-border-blue)}
.lux-faq-q{
    display:flex;justify-content:space-between;align-items:center;
    padding:18px 20px;
    cursor:pointer;
    list-style:none;
    font-weight:600;color:var(--lux-pearl);font-size:.95rem;
    gap:16px;
    transition:color .2s;
    background:var(--lux-night);
}
.lux-faq-q::-webkit-details-marker{display:none}
.lux-faq-item[open] .lux-faq-q{color:var(--lux-white)}
.lux-faq-icon{flex-shrink:0;color:var(--lux-blue);transition:transform .2s}
.lux-faq-item[open] .lux-faq-icon{transform:rotate(180deg)}
.lux-faq-a{padding:16px 20px 20px;background:var(--lux-navy)}
.lux-faq-a p{color:var(--lux-silver);font-size:.92rem;line-height:1.7;margin:0}

/* ================================================================
   BLOG
================================================================ */
.lux-blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lux-blog-card{background:var(--lux-night);border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);overflow:hidden;transition:all .3s var(--lux-ease)}
.lux-blog-card:hover{border-color:var(--lux-border-blue);transform:translateY(-4px);box-shadow:var(--lux-shadow-blue)}
.lux-blog-card-link{display:block;text-decoration:none}
.lux-blog-img{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--lux-charcoal)}
.lux-blog-thumb{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lux-blog-card:hover .lux-blog-thumb{transform:scale(1.05)}
.lux-blog-cat{
    position:absolute;top:10px;left:10px;
    padding:3px 10px;border-radius:4px;font-size:.7rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;
    background:rgba(29,110,255,.25);color:var(--lux-blue-light);
    backdrop-filter:blur(4px);
}
.lux-blog-body{padding:20px}
.lux-blog-meta{display:flex;align-items:center;gap:6px;font-size:.78rem;color:var(--lux-muted);margin-bottom:10px}
.lux-blog-title{font-size:1rem;margin-bottom:8px;font-family:var(--lux-font-body);font-weight:600;letter-spacing:-.01em;transition:color .2s}
.lux-blog-card:hover .lux-blog-title{color:var(--lux-cyan)}
.lux-blog-excerpt{font-size:.85rem;color:var(--lux-muted);line-height:1.6;margin-bottom:12px}
.lux-blog-read{font-size:.8rem;font-weight:600;color:var(--lux-blue);display:flex;align-items:center;gap:4px}

/* ================================================================
   CTA STRIP
================================================================ */
.lux-cta-strip{
    background:linear-gradient(135deg,var(--lux-navy) 0%,var(--lux-steel) 100%);
    border-top:1px solid var(--lux-border-blue);
    border-bottom:1px solid var(--lux-border);
    padding:50px 0;
    position:relative;overflow:hidden;
}
.lux-cta-strip::before{
    content:'';position:absolute;top:-50%;left:-10%;
    width:400px;height:400px;border-radius:50%;
    background:radial-gradient(circle,rgba(29,110,255,.15),transparent 70%);
}
.lux-cta-strip-inner{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;position:relative}
.lux-cta-strip-copy{display:flex;align-items:center;gap:20px}
.lux-cta-strip-copy svg{color:var(--lux-blue);flex-shrink:0;opacity:.8}
.lux-cta-strip-copy h2{font-size:1.5rem;margin-bottom:6px}
.lux-cta-strip-copy p{color:var(--lux-silver);font-size:.95rem}
.lux-cta-strip-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap}

/* ================================================================
   FOOTER
================================================================ */
.lux-footer{
    background:var(--lux-black);
    padding:70px 0 0;
    border-top:1px solid var(--lux-border);
    position:relative;
}
.lux-footer::before{
    content:'';position:absolute;top:0;left:0;right:0;height:2px;
    background:linear-gradient(90deg,transparent 0%,var(--lux-blue) 30%,var(--lux-cyan) 70%,transparent 100%);
}
.lux-footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:40px}
.lux-footer-about .lux-logo-text{font-size:1.4rem;display:block;margin-bottom:14px}
.lux-footer-about p{font-size:.88rem;color:var(--lux-muted);margin-bottom:18px;line-height:1.65}
.lux-footer-contact-list{display:grid;gap:10px;margin-bottom:18px}
.lux-footer-contact-list li{display:flex;align-items:flex-start;gap:8px;font-size:.85rem;color:var(--lux-muted)}
.lux-footer-contact-list svg{color:var(--lux-blue);flex-shrink:0;margin-top:2px}
.lux-footer-contact-list a{color:var(--lux-silver)}
.lux-footer-contact-list a:hover{color:var(--lux-cyan)}
.lux-footer-social{display:flex;gap:8px}
.lux-footer-social a{
    width:36px;height:36px;display:grid;place-items:center;
    background:var(--lux-charcoal);border:1px solid var(--lux-border);
    border-radius:50%;color:var(--lux-muted);transition:all .2s;
}
.lux-footer-social a:hover{background:var(--lux-blue);border-color:var(--lux-blue);color:#fff;transform:translateY(-2px)}

.lux-footer-col{}
.lux-footer-title{
    font-size:.78rem;font-weight:700;letter-spacing:3px;text-transform:uppercase;
    color:var(--lux-white);
    margin-bottom:18px;padding-bottom:10px;
    border-bottom:1px solid var(--lux-border);
}
.lux-footer-menu{display:flex;flex-direction:column;gap:8px}
.lux-footer-menu a{
    font-size:.87rem;color:var(--lux-muted);
    display:flex;align-items:center;gap:6px;
    transition:all .2s;
    padding-left:0;
}
.lux-footer-menu a::before{content:'›';color:var(--lux-border-blue);transition:color .2s}
.lux-footer-menu a:hover{color:var(--lux-pearl);padding-left:4px}
.lux-footer-menu a:hover::before{color:var(--lux-cyan)}
.lux-footer-cert{
    display:flex;align-items:center;gap:6px;
    font-size:.78rem;color:var(--lux-green);
    margin-top:20px;padding:8px 12px;
    background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.2);
    border-radius:var(--lux-radius-sm);
}
.lux-footer-bottom{
    margin-top:48px;padding:18px 0;
    border-top:1px solid var(--lux-border);
    display:flex;justify-content:space-between;align-items:center;
    flex-wrap:wrap;gap:10px;
    font-size:.82rem;color:var(--lux-muted);
}
.lux-footer-legal{display:flex;gap:12px;align-items:center}
.lux-footer-legal a{color:var(--lux-muted)}
.lux-footer-legal a:hover{color:var(--lux-blue)}
.lux-footer-legal span{color:var(--lux-border)}

/* ================================================================
   FLOATING BUTTONS
================================================================ */
.lux-float{
    position:fixed;right:16px;bottom:24px;
    z-index:150;display:flex;flex-direction:column;gap:10px;
}
.lux-float-btn{
    width:52px;height:52px;border-radius:50%;
    display:grid;place-items:center;
    color:#fff;box-shadow:var(--lux-shadow-md);
    transition:all .25s var(--lux-ease);
    position:relative;
}
.lux-float-btn svg{width:22px;height:22px}
.lux-float-btn:hover{transform:translateY(-3px) scale(1.08)}
.lux-float-label{
    position:absolute;right:calc(100% + 10px);
    background:rgba(3,7,17,.9);backdrop-filter:blur(8px);
    color:#fff;font-size:.75rem;font-weight:600;
    padding:5px 10px;border-radius:4px;white-space:nowrap;
    opacity:0;pointer-events:none;
    transition:opacity .2s;border:1px solid var(--lux-border);
}
.lux-float-btn:hover .lux-float-label{opacity:1}

.lux-float-btn.is-phone{background:var(--lux-grad);animation:lux-pulse 2.5s ease-in-out infinite}
.lux-float-btn.is-zalo{background:#0068ff}
.lux-float-btn.is-quote{background:var(--lux-gold)}
.lux-float-btn.is-top{background:var(--lux-charcoal);border:1px solid var(--lux-border);transform:rotate(180deg);opacity:0;pointer-events:none}
.lux-float-btn.is-top:hover{background:var(--lux-blue);border-color:var(--lux-blue);transform:rotate(180deg) translateY(3px)}
.lux-float-btn.is-top.is-visible{opacity:1;pointer-events:auto}
@keyframes lux-pulse{
    0%,100%{box-shadow:0 0 0 0 rgba(29,110,255,.6),var(--lux-shadow-md)}
    50%{box-shadow:0 0 0 14px rgba(29,110,255,0),var(--lux-shadow-md)}
}

/* ================================================================
   QUOTE MODAL
================================================================ */
.lux-modal{position:fixed;inset:0;z-index:500;display:flex;align-items:center;justify-content:center;padding:16px;opacity:0;visibility:hidden;transition:all .3s}
.lux-modal.is-open{opacity:1;visibility:visible}
.lux-modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(6px)}
.lux-modal-box{
    position:relative;z-index:1;
    width:100%;max-width:520px;max-height:90vh;overflow-y:auto;
    background:var(--lux-navy);
    border:1px solid var(--lux-border-blue);
    border-radius:var(--lux-radius-lg);
    padding:36px;
    box-shadow:var(--lux-shadow-lg),0 0 80px rgba(29,110,255,.2);
    transform:scale(.95) translateY(20px);
    transition:transform .3s var(--lux-spring);
}
.lux-modal.is-open .lux-modal-box{transform:scale(1) translateY(0)}
.lux-modal-close{position:absolute;top:16px;right:16px;color:var(--lux-muted);z-index:2}
.lux-modal-close:hover{color:var(--lux-white)}
.lux-modal-head{text-align:center;margin-bottom:28px}
.lux-modal-head svg{color:var(--lux-blue);margin-bottom:12px}
.lux-modal-head h3{font-size:1.4rem;margin-bottom:6px}
.lux-modal-head p{color:var(--lux-silver);font-size:.9rem}
.lux-modal-head strong{color:var(--lux-cyan)}

/* Form */
.lux-form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lux-form-field{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}
.lux-form-field:last-child{margin-bottom:0}
.lux-form-field label{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--lux-silver)}
.lux-form-field label abbr{color:var(--lux-blue);text-decoration:none}
.lux-form-field input,.lux-form-field textarea,.lux-form-field select{
    padding:11px 14px;
    background:var(--lux-steel);border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-sm);
    color:var(--lux-white);font-size:.92rem;font-family:var(--lux-font-body);
    transition:border-color .2s;
}
.lux-form-field input:focus,.lux-form-field textarea:focus{
    outline:none;border-color:var(--lux-blue);
    box-shadow:0 0 0 3px rgba(29,110,255,.1);
}
.lux-form-field input::placeholder,.lux-form-field textarea::placeholder{color:var(--lux-muted)}
.lux-form-field textarea{resize:vertical;min-height:80px}
.lux-form-note{text-align:center;font-size:.8rem;color:var(--lux-muted);margin-top:12px}
.lux-form-note a{color:var(--lux-blue-light)}

/* Quote success */
.lux-quote-success{text-align:center;padding:20px 0}
.lux-quote-success svg{color:var(--lux-green);margin:0 auto 16px}
.lux-quote-success h3{color:var(--lux-green);margin-bottom:8px}
.lux-quote-success p{color:var(--lux-silver)}

/* ================================================================
   PAGE HERO & BREADCRUMBS
================================================================ */
.lux-page-hero{
    padding:70px 0 50px;
    background:linear-gradient(180deg,var(--lux-night),var(--lux-black));
    border-bottom:1px solid var(--lux-border);
    position:relative;overflow:hidden;
}
.lux-page-hero::before{
    content:'';position:absolute;top:-50%;left:-20%;
    width:600px;height:400px;border-radius:50%;
    background:radial-gradient(circle,rgba(29,110,255,.08),transparent 70%);
}
.lux-page-hero-inner{text-align:center;position:relative}
.lux-page-title{font-size:clamp(2rem,4vw,3rem);margin:8px 0 12px}
.lux-page-desc{color:var(--lux-silver);max-width:640px;margin:0 auto}

.lux-breadcrumbs{
    display:flex;align-items:center;flex-wrap:wrap;gap:8px;
    font-size:.8rem;color:var(--lux-muted);margin-bottom:12px;
    justify-content:center;
}
.lux-breadcrumbs a{color:var(--lux-muted)}
.lux-breadcrumbs a:hover{color:var(--lux-cyan)}
.lux-breadcrumbs .sep{opacity:.4}
.lux-breadcrumbs .current{color:var(--lux-pearl)}

/* ================================================================
   PRODUCT ARCHIVE
================================================================ */
.lux-archive-wrap{padding:50px 0}
.lux-archive-layout{display:grid;grid-template-columns:260px 1fr;gap:36px;align-items:flex-start}
.lux-filter-sidebar{
    position:sticky;top:calc(var(--lux-header-h)+16px);
    background:var(--lux-night);
    border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);
    padding:24px;
}
.lux-filter-sidebar-title{font-size:.75rem;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--lux-white);margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--lux-border)}
.lux-filter-group{margin-bottom:20px}
.lux-filter-group > strong{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--lux-muted);margin-bottom:8px}
.lux-filter-group ul{display:grid;gap:4px}
.lux-filter-group a{display:flex;justify-content:space-between;padding:7px 10px;border-radius:var(--lux-radius-sm);color:var(--lux-silver);font-size:.88rem}
.lux-filter-group a:hover,.lux-filter-group .current-cat a{background:rgba(29,110,255,.1);color:var(--lux-blue-light)}
.lux-filter-count{font-size:.72rem;opacity:.6}

.lux-archive-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.lux-archive-count{color:var(--lux-muted);font-size:.88rem}

/* ================================================================
   PRODUCT SINGLE
================================================================ */
.lux-product-single{padding:50px 0}
.lux-product-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:flex-start}
.lux-product-gallery{position:sticky;top:calc(var(--lux-header-h)+16px)}
.lux-gallery-main{aspect-ratio:1;border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);overflow:hidden;background:var(--lux-night)}
.lux-gallery-main img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.lux-gallery-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}
.lux-gallery-thumb{aspect-ratio:1;border-radius:var(--lux-radius-sm);overflow:hidden;cursor:pointer;border:2px solid transparent;transition:border-color .2s}
.lux-gallery-thumb:hover,.lux-gallery-thumb.is-active{border-color:var(--lux-blue)}
.lux-gallery-thumb img{width:100%;height:100%;object-fit:cover}

.lux-product-info .lux-product-brand{margin-bottom:6px}
.lux-product-info h1{font-size:clamp(1.6rem,2.5vw,2.2rem);text-transform:none;letter-spacing:-.02em;font-family:var(--lux-font-body);font-weight:700;margin:8px 0 12px}
.lux-product-info .lux-sku-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;background:var(--lux-charcoal);border-radius:4px;font-family:var(--lux-font-mono);font-size:.78rem;color:var(--lux-muted)}
.lux-price-box{padding:18px;background:var(--lux-charcoal);border-radius:var(--lux-radius-md);border-left:3px solid var(--lux-blue);margin:18px 0}
.lux-price-box .lux-price{font-size:2rem}
.lux-price-note{font-size:.8rem;color:var(--lux-muted);margin-top:4px}

.lux-specs-table{list-style:none;border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);overflow:hidden;margin:16px 0}
.lux-specs-table li{display:grid;grid-template-columns:150px 1fr;padding:10px 14px;border-bottom:1px solid var(--lux-border);font-size:.88rem}
.lux-specs-table li:last-child{border-bottom:0}
.lux-specs-table li:nth-child(odd){background:var(--lux-charcoal)}
.spec-k{color:var(--lux-muted);text-transform:uppercase;letter-spacing:1px;font-size:.78rem}
.spec-v{color:var(--lux-pearl)}

.lux-product-actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}
.lux-trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px}
.lux-trust-item{display:flex;gap:10px;align-items:flex-start;padding:12px;background:var(--lux-charcoal);border:1px solid var(--lux-border);border-radius:var(--lux-radius-sm)}
.lux-trust-item svg{color:var(--lux-gold);flex-shrink:0;margin-top:2px}
.lux-trust-item strong{display:block;font-size:.85rem;margin-bottom:2px}
.lux-trust-item span{font-size:.75rem;color:var(--lux-muted)}

/* Tabs */
.lux-tabs{margin-top:48px}
.lux-tabs-nav{display:flex;gap:4px;border-bottom:1px solid var(--lux-border);margin-bottom:24px;flex-wrap:wrap}
.lux-tab-btn{
    padding:12px 20px;
    font-family:var(--lux-font-display);font-size:.82rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;
    color:var(--lux-muted);
    border-bottom:2px solid transparent;margin-bottom:-1px;
    transition:all .2s;
}
.lux-tab-btn.is-active{color:var(--lux-white);border-bottom-color:var(--lux-blue)}
.lux-tab-btn:hover{color:var(--lux-pearl)}
.lux-tab-panel{display:none;padding:4px 0}
.lux-tab-panel.is-active{display:block}
.lux-tab-panel p,.lux-tab-panel li{color:var(--lux-silver);font-size:.95rem}

/* ================================================================
   PROJECT SINGLE & ARCHIVE
================================================================ */
.lux-project-single{padding:50px 0}
.lux-project-hero-img{aspect-ratio:16/9;border-radius:var(--lux-radius-md);overflow:hidden;margin-bottom:30px}
.lux-project-hero-img img{width:100%;height:100%;object-fit:cover}
.lux-project-meta-strip{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px;
    padding:20px;background:var(--lux-charcoal);border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-md);margin-bottom:28px;
}
.lux-meta-key{font-size:.72rem;text-transform:uppercase;letter-spacing:2px;color:var(--lux-muted);margin-bottom:4px}
.lux-meta-val{color:var(--lux-white);font-family:var(--lux-font-display);font-size:1.05rem}
.lux-project-body{max-width:820px;margin:0 auto}
.lux-project-body p{color:var(--lux-pearl);font-size:1.02rem;line-height:1.8}

/* ================================================================
   BLOG SINGLE
================================================================ */
.lux-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:48px 0;align-items:flex-start}
.lux-article-meta{display:flex;gap:14px;align-items:center;color:var(--lux-muted);font-size:.82rem;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:16px;flex-wrap:wrap}
.lux-article-cat{background:rgba(29,110,255,.15);color:var(--lux-blue-light);padding:3px 10px;border-radius:4px}
.lux-article-content{font-size:1.02rem;color:var(--lux-pearl);line-height:1.85}
.lux-article-content h2,.lux-article-content h3{text-transform:none;letter-spacing:-.01em;font-family:var(--lux-font-body);margin:28px 0 12px}
.lux-article-content img{border-radius:var(--lux-radius-md);margin:20px 0}
.lux-article-content a{color:var(--lux-cyan);text-decoration:underline}
.lux-article-content blockquote{border-left:3px solid var(--lux-blue);padding:10px 20px;background:var(--lux-charcoal);border-radius:0 var(--lux-radius-sm) var(--lux-radius-sm) 0;margin:20px 0;font-style:italic}
.lux-article-content code{background:var(--lux-charcoal);padding:2px 6px;border-radius:4px;font-family:var(--lux-font-mono);font-size:.9em;color:var(--lux-gold)}
.lux-article-content pre{background:var(--lux-charcoal);padding:20px;border-radius:var(--lux-radius-md);overflow:auto;margin:20px 0}

/* Sidebar */
.lux-sidebar .widget{background:var(--lux-night);border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);padding:22px;margin-bottom:18px}
.lux-sidebar .widget-title{font-size:.78rem;text-transform:uppercase;letter-spacing:3px;color:var(--lux-white);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--lux-border)}

/* ================================================================
   PAGINATION
================================================================ */
.lux-pagination{display:flex;gap:6px;justify-content:center;margin:40px 0;flex-wrap:wrap}
.lux-pagination .page-numbers{
    min-width:40px;height:40px;padding:0 12px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--lux-charcoal);border:1px solid var(--lux-border);
    border-radius:var(--lux-radius-sm);color:var(--lux-silver);
    font-family:var(--lux-font-display);font-weight:600;font-size:.88rem;
    transition:all .2s;
}
.lux-pagination .page-numbers:hover{border-color:var(--lux-blue);color:var(--lux-blue)}
.lux-pagination .page-numbers.current{background:var(--lux-blue);border-color:var(--lux-blue);color:#fff}

/* ================================================================
   404
================================================================ */
.lux-404{min-height:70vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 20px}
.lux-404-num{font-size:clamp(8rem,20vw,16rem);font-weight:800;line-height:.9;background:var(--lux-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:0}
.lux-404 h2{font-size:1.8rem;margin:12px 0}
.lux-404 p{color:var(--lux-silver);margin-bottom:28px}

/* ================================================================
   SCROLL REVEAL
================================================================ */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .6s var(--lux-ease),transform .6s var(--lux-ease)}
[data-reveal].is-visible{opacity:1;transform:none}

/* Scrollbar */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--lux-black)}
::-webkit-scrollbar-thumb{background:var(--lux-steel);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--lux-blue)}

/* ================================================================
   ENHANCED COMPONENTS (Luxwave Pro — vượt SKV)
================================================================ */

/* ── Sticky mobile action bar (single product page) ── */
.lux-sticky-mobile-bar{
    display:none;
    position:fixed;bottom:0;left:0;right:0;z-index:90;
    background:rgba(10,22,40,.96);backdrop-filter:blur(14px);
    border-top:1px solid var(--lux-border);
    padding:10px 12px;
    grid-template-columns:1fr 1fr 1fr;gap:8px;
}
.lux-sticky-btn{
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:4px;padding:10px 6px;border-radius:var(--lux-radius-sm);
    font-size:.74rem;font-weight:600;color:#fff;border:none;cursor:pointer;
    transition:all .2s;
}
.lux-sticky-call{background:linear-gradient(135deg,#10b981,#059669)}
.lux-sticky-zalo{background:linear-gradient(135deg,#0068ff,#0057ff)}
.lux-sticky-quote{background:linear-gradient(135deg,#f59e0b,#d97706)}
.lux-sticky-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.4)}

/* ── Share bar (single post) ── */
.lux-share-bar{
    display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    padding:14px 0;margin:20px 0 28px;
    border-top:1px solid var(--lux-border);border-bottom:1px solid var(--lux-border);
}
.lux-share-label{font-size:.82rem;color:var(--lux-muted);font-weight:600;margin-right:4px}
.lux-share-btn{
    width:36px;height:36px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--lux-charcoal);border:1px solid var(--lux-border);color:var(--lux-silver);
    cursor:pointer;transition:all .25s;
}
.lux-share-btn:hover{transform:translateY(-2px)}
.lux-share-fb:hover{background:#1877f2;color:#fff;border-color:#1877f2}
.lux-share-tw:hover{background:#000;color:#fff;border-color:#000}
.lux-share-zalo:hover{background:#0068ff;color:#fff;border-color:#0068ff}
.lux-share-in:hover{background:#0a66c2;color:#fff;border-color:#0a66c2}
.lux-share-copy:hover{background:var(--lux-blue);color:#fff;border-color:var(--lux-blue)}

/* ── Article cover / hero ── */
.lux-article-cover{
    border-radius:var(--lux-radius-md);overflow:hidden;margin:0 0 28px;aspect-ratio:16/9;
}
.lux-article-cover img{width:100%;height:100%;object-fit:cover;display:block}
.lux-lead{font-size:1.1rem;color:var(--lux-silver);line-height:1.7}

/* ── Author box ── */
.lux-author-box{
    display:flex;gap:18px;align-items:flex-start;
    margin-top:36px;padding:24px;background:var(--lux-charcoal);
    border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);
    border-left:3px solid var(--lux-blue);
}
.lux-author-avatar{border-radius:50%;border:2px solid var(--lux-blue);flex-shrink:0}
.lux-author-label{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;color:var(--lux-cyan);font-weight:700}
.lux-author-box h4{font-size:1.1rem;margin:4px 0 8px}
.lux-author-box p{color:var(--lux-silver);font-size:.92rem;line-height:1.6;margin:0}

/* ── Article tags ── */
.lux-article-tags{
    margin-top:28px;padding-top:20px;border-top:1px solid var(--lux-border);
    font-size:.82rem;color:var(--lux-muted);
}
.lux-article-tags a{
    display:inline-block;padding:4px 10px;margin:2px 4px 2px 0;
    background:var(--lux-charcoal);border:1px solid var(--lux-border);border-radius:99px;
    color:var(--lux-silver);font-size:.78rem;transition:all .2s;
}
.lux-article-tags a:hover{border-color:var(--lux-blue);color:var(--lux-blue)}

/* ── Related section wrapper ── */
.lux-related-section{margin-top:60px;padding-top:40px;border-top:1px solid var(--lux-border)}

/* ── Project gallery grid ── */
.lux-project-gallery{margin:40px 0}
.lux-gallery-title{font-size:1.4rem;margin-bottom:20px}
.lux-gallery-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;
}
.lux-gallery-item{
    position:relative;aspect-ratio:4/3;border-radius:var(--lux-radius-sm);overflow:hidden;
    cursor:zoom-in;border:1px solid var(--lux-border);display:block;
}
.lux-gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.lux-gallery-item:hover img{transform:scale(1.08)}
.lux-gallery-zoom{
    position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    background:rgba(3,7,17,.4);opacity:0;transition:opacity .25s;color:#fff;
}
.lux-gallery-item:hover .lux-gallery-zoom{opacity:1}

/* ── Lightbox ── */
.lux-lightbox{
    position:fixed;inset:0;z-index:9999;
    background:rgba(3,7,17,.95);backdrop-filter:blur(20px);
    display:none;align-items:center;justify-content:center;
    opacity:0;transition:opacity .3s;
}
.lux-lightbox.is-open{display:flex;opacity:1}
.lux-lightbox-img{max-width:90vw;max-height:80vh;object-fit:contain;border-radius:var(--lux-radius-md);box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lux-lightbox-close,.lux-lightbox-prev,.lux-lightbox-next{
    position:absolute;border:none;background:rgba(255,255,255,.1);color:#fff;
    width:48px;height:48px;border-radius:50%;cursor:pointer;
    font-size:1.8rem;display:flex;align-items:center;justify-content:center;
    backdrop-filter:blur(10px);transition:all .25s;
}
.lux-lightbox-close{top:24px;right:24px}
.lux-lightbox-prev{left:24px;top:50%;transform:translateY(-50%)}
.lux-lightbox-next{right:24px;top:50%;transform:translateY(-50%)}
.lux-lightbox-close:hover,.lux-lightbox-prev:hover,.lux-lightbox-next:hover{background:var(--lux-blue);transform:scale(1.08)}
.lux-lightbox-next:hover,.lux-lightbox-prev:hover{transform:translateY(-50%) scale(1.08)}
.lux-lightbox-caption{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);color:#fff;background:rgba(0,0,0,.5);padding:8px 16px;border-radius:99px;font-size:.88rem;max-width:80vw;text-align:center}

/* ── Toast notifications ── */
.lux-toast-wrap{position:fixed;bottom:24px;right:24px;z-index:10000;display:flex;flex-direction:column;gap:10px}
.lux-toast{
    background:var(--lux-charcoal);border:1px solid var(--lux-border);border-left:3px solid var(--lux-blue);
    padding:14px 18px;border-radius:var(--lux-radius-sm);color:var(--lux-silver);
    font-size:.9rem;min-width:260px;max-width:360px;
    box-shadow:0 10px 40px rgba(0,0,0,.5);
    opacity:0;transform:translateX(60px);transition:all .3s;
    display:flex;align-items:center;gap:12px;
}
.lux-toast.is-show{opacity:1;transform:translateX(0)}
.lux-toast-success{border-left-color:var(--lux-emerald)}
.lux-toast-error{border-left-color:#ef4444}
.lux-toast-warn{border-left-color:var(--lux-gold)}

/* ── Copy-to-clipboard feedback ── */
.lux-copied{background:var(--lux-emerald) !important;color:#fff !important;border-color:var(--lux-emerald) !important}

/* ── Project grid 3 col (related) ── */
.lux-project-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.lux-project-grid-3{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.lux-project-grid-3{grid-template-columns:1fr}}

/* ── Mobile: show sticky bar ── */
@media (max-width:768px){
    .lux-sticky-mobile-bar{display:grid}
    body.single-san_pham{padding-bottom:76px}
    .lux-share-bar{padding:12px 0}
}

/* ── Print styles (SEO-friendly, printable) ── */
@media print{
    .lux-header,.lux-footer,.lux-floating,.lux-sticky-mobile-bar,.lux-share-bar,
    .lux-quote-modal,.lux-reading-progress,.lux-breadcrumbs{display:none !important}
    body{background:#fff !important;color:#000 !important}
    .lux-container{max-width:100% !important;padding:0 !important}
    a{color:#000 !important;text-decoration:underline !important}
    img{max-width:100% !important;page-break-inside:avoid}
    h1,h2,h3,h4{page-break-after:avoid;color:#000 !important}
}

/* ── Focus visible for keyboard users (accessibility) ── */
*:focus-visible{outline:3px solid var(--lux-cyan);outline-offset:2px;border-radius:4px}
.lux-btn:focus-visible{outline-offset:4px}

/* ── Skeleton loader ── */
.lux-skeleton{
    background:linear-gradient(90deg,var(--lux-charcoal) 25%,rgba(29,110,255,.1) 50%,var(--lux-charcoal) 75%);
    background-size:200% 100%;animation:luxSkeleton 1.5s infinite;
    border-radius:var(--lux-radius-sm);
}
@keyframes luxSkeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ── Cookie consent banner ── */
.lux-cookie-banner{
    position:fixed;bottom:20px;left:20px;right:20px;max-width:480px;margin:0 auto;z-index:200;
    background:rgba(10,22,40,.98);backdrop-filter:blur(20px);
    border:1px solid var(--lux-border);border-radius:var(--lux-radius-md);
    padding:18px 20px;display:none;align-items:center;gap:14px;
    box-shadow:0 20px 60px rgba(0,0,0,.6);
    transform:translateY(40px);opacity:0;transition:all .4s;
}
.lux-cookie-banner.is-show{display:flex;transform:translateY(0);opacity:1}
.lux-cookie-banner p{font-size:.84rem;color:var(--lux-silver);margin:0;flex:1;line-height:1.5}
.lux-cookie-banner .btn{flex-shrink:0}
@media (max-width:520px){.lux-cookie-banner{flex-direction:column;text-align:center}}

/* ================================================================
   LIGHT MODE OVERRIDES (v2.2)
   Body + sections chuyển sang nền trắng; giữ hero + footer tối
================================================================ */

/* Base body */
body{
    background:#ffffff;
    color:var(--lux-ink-900);
    font-family:var(--lux-font-body);
    font-weight:400;
    line-height:1.6;
}
body.home{background:#ffffff}

/* ── Topbar ── */
.lux-topbar{
    background:#fafafa;
    border-bottom:1px solid rgba(0,0,0,.06);
    color:var(--lux-ink-700);
}
.lux-topbar a{color:var(--lux-ink-900)}
.lux-topbar a:hover{color:var(--lux-blue)}
.lux-topbar-link{color:var(--lux-ink-700) !important}
.lux-topbar-cta{
    background:var(--lux-grad);color:#fff !important;padding:4px 14px;border-radius:99px;
    font-weight:600;font-size:.78rem;
}
.lux-sep{color:rgba(0,0,0,.2)}

/* ── Main header ── */
.lux-header-wrap{
    background:#ffffff;
    border-bottom:1px solid rgba(0,0,0,.06);
    box-shadow:0 1px 3px rgba(0,0,0,.02);
    backdrop-filter:none;
}
.lux-header-wrap.is-scrolled{
    box-shadow:0 4px 20px rgba(0,0,0,.06);
    background:rgba(255,255,255,.98);
    backdrop-filter:blur(10px);
}
.lux-menu > li > a{color:var(--lux-ink-900);font-weight:600}
.lux-menu > li > a:hover,
.lux-menu > li.current-menu-item > a{color:var(--lux-blue)}
.lux-menu .sub-menu{
    background:#ffffff;
    border:1px solid rgba(0,0,0,.08);
    box-shadow:0 20px 50px rgba(0,0,0,.1);
}
.lux-menu .sub-menu a{color:var(--lux-ink-900)}
.lux-menu .sub-menu a:hover{background:#fff7f2;color:var(--lux-blue)}

/* ── Stats section → light ── */
.lux-stats{
    background:linear-gradient(180deg,#ffffff 0%,#fafafa 100%);
    border-top:1px solid rgba(0,0,0,.04);
    border-bottom:1px solid rgba(0,0,0,.04);
    color:var(--lux-ink-900);
}
.lux-stat-label{color:var(--lux-ink-500)}
.lux-stat-num{color:var(--lux-blue)}

/* ── Section generic → light ── */
.lux-section{background:#ffffff;color:var(--lux-ink-900)}
.lux-bg-alt{background:#fafafa}
.lux-section-title{color:var(--lux-ink-900)}
.lux-section-lead{color:var(--lux-ink-500)}
.lux-eyebrow{color:var(--lux-blue)}

/* ── Solution cards → white ── */
.lux-solution-card{
    background:#ffffff;
    border:1px solid #e8e8ec;
    box-shadow:0 1px 3px rgba(0,0,0,.04);
    color:var(--lux-ink-900);
}
.lux-solution-card:hover{
    border-color:var(--lux-blue);
    box-shadow:0 12px 32px rgba(240,90,40,.12);
    transform:translateY(-4px);
}
.lux-solution-card h3{color:var(--lux-ink-900)}
.lux-solution-card p{color:var(--lux-ink-500)}
.lux-solution-card .lux-solution-icon{
    background:rgba(240,90,40,.08);color:var(--c,var(--lux-blue));
    border:1px solid rgba(240,90,40,.15);
}
.lux-solution-cta{color:var(--lux-blue)}

/* ── Filter tabs → light pills ── */
.lux-filter-tabs{
    background:#f4f4f6;
    border:1px solid rgba(0,0,0,.05);
    padding:5px;border-radius:99px;
    display:inline-flex;gap:4px;
}
.lux-filter-tab{
    background:transparent;color:var(--lux-ink-700);
    border:none;padding:9px 20px;border-radius:99px;
    font-family:var(--lux-font-body);font-weight:600;font-size:.88rem;cursor:pointer;
    transition:all .22s;
}
.lux-filter-tab:hover{color:var(--lux-blue)}
.lux-filter-tab.active{
    background:var(--lux-blue);color:#fff;
    box-shadow:0 4px 12px rgba(240,90,40,.28);
}

/* ── Product cards → white ── */
.lux-product-card{
    background:#ffffff;
    border:1px solid #e8e8ec;
    color:var(--lux-ink-900);
}
.lux-product-card:hover{
    border-color:var(--lux-blue);
    box-shadow:0 16px 40px rgba(240,90,40,.15);
    transform:translateY(-4px);
}
.lux-product-name{color:var(--lux-ink-900)}
.lux-product-brand{
    color:var(--lux-blue);font-weight:700;font-size:.72rem;
    text-transform:uppercase;letter-spacing:.1em;
}
.lux-product-sku{
    color:var(--lux-ink-500);background:#f4f4f6;
    padding:2px 8px;border-radius:4px;font-size:.74rem;
}
.lux-product-price{color:var(--lux-blue);font-weight:700}
.lux-product-cta{color:var(--lux-ink-700)}

/* ── Process track → light ── */
.lux-process-track{background:transparent}
.lux-process-step{
    background:#ffffff;
    border:1px solid #e8e8ec;
    color:var(--lux-ink-900);
    box-shadow:0 2px 6px rgba(0,0,0,.04);
}
.lux-process-step:hover{border-color:var(--lux-blue)}
.lux-process-step h4{color:var(--lux-ink-900)}
.lux-process-step p{color:var(--lux-ink-500)}
.lux-process-num{
    background:var(--lux-grad);color:#fff;
    font-weight:800;
}
.lux-process-icon{background:rgba(240,90,40,.08);color:var(--lux-blue)}
.lux-process-line{background:linear-gradient(90deg,#e8e8ec,var(--lux-blue) 50%,#e8e8ec)}

/* ── Projects → giữ tone dark trên card (LED đẹp hơn trên nền tối)
     nhưng section wrapper dùng light cream ── */
.lux-project-card{
    background:#ffffff;
    border:1px solid #e8e8ec;
    box-shadow:0 4px 12px rgba(0,0,0,.06);
}
.lux-project-card:hover{box-shadow:0 20px 40px rgba(0,0,0,.12)}
.lux-project-overlay h3{color:#fff}
.lux-project-overlay p{color:#f5f5f7}

/* ── Testimonials → light ── */
.lux-testimonial-card{
    background:#ffffff;
    border:1px solid #e8e8ec;
    box-shadow:0 4px 20px rgba(0,0,0,.06);
    color:var(--lux-ink-900);
}
.lux-testimonial-card blockquote{color:var(--lux-ink-700)}
.lux-testimonial-author strong{color:var(--lux-ink-900)}
.lux-testimonial-author span{color:var(--lux-ink-500)}
.lux-testimonial-avatar{
    background:var(--lux-grad);color:#fff;
}
.lux-slider-btn{
    background:#ffffff;border:1px solid #e8e8ec;color:var(--lux-ink-700);
}
.lux-slider-btn:hover{background:var(--lux-blue);color:#fff;border-color:var(--lux-blue)}
.lux-dot{background:#d4d4d8}
.lux-dot.active{background:var(--lux-blue);width:28px;border-radius:4px}

/* ── Brands ticker → light ── */
.lux-brands-section{background:#fafafa;border-top:1px solid #e8e8ec;border-bottom:1px solid #e8e8ec}
.lux-brands-label{color:var(--lux-ink-500)}
.lux-brands-track span{color:var(--lux-ink-700);opacity:.55}
.lux-brands-track span:hover{opacity:1;color:var(--lux-blue)}

/* ── FAQ → light ── */
.lux-faq-item{
    background:#ffffff;
    border:1px solid #e8e8ec;
    color:var(--lux-ink-900);
    box-shadow:0 1px 3px rgba(0,0,0,.03);
}
.lux-faq-item[open]{border-color:var(--lux-blue);box-shadow:0 8px 20px rgba(240,90,40,.08)}
.lux-faq-item summary{color:var(--lux-ink-900);font-weight:600}
.lux-faq-item summary:hover{color:var(--lux-blue)}
.lux-faq-answer{color:var(--lux-ink-700);border-top-color:#f4f4f6}

/* ── Buttons refined ── */
.lux-btn{font-family:var(--lux-font-body);font-weight:600}
.lux-btn-primary{
    background:var(--lux-grad);
    box-shadow:0 6px 16px rgba(240,90,40,.25);
    color:#fff;
}
.lux-btn-primary:hover{
    box-shadow:0 10px 24px rgba(240,90,40,.4);
    transform:translateY(-2px);
}
.lux-btn-ghost{
    background:transparent;border:1.5px solid var(--lux-blue);
    color:var(--lux-blue);
}
.lux-btn-ghost:hover{background:var(--lux-blue);color:#fff}

/* ── Typography enforcement (Be Vietnam Pro) ── */
body,h1,h2,h3,h4,h5,h6,button,input,select,textarea,.lux-hero-title,.lux-section-title,.lux-product-name{
    font-family:var(--lux-font-body) !important;
}
h1,h2,h3{font-weight:800;letter-spacing:-0.02em}
h4{font-weight:700}
h1{font-size:clamp(2rem,4.5vw,3.6rem);line-height:1.15}
h2{font-size:clamp(1.6rem,3.2vw,2.4rem);line-height:1.2}

/* ── Form inputs light ── */
.lux-form-field input,.lux-form-field textarea{
    background:#ffffff;
    border:1px solid #e8e8ec;
    color:var(--lux-ink-900);
}
.lux-form-field input:focus,.lux-form-field textarea:focus{
    border-color:var(--lux-blue);
    box-shadow:0 0 0 3px rgba(240,90,40,.12);
}
.lux-form-field label{color:var(--lux-ink-700)}

/* ── Quote modal stays dark for focus but lighter ── */
.lux-quote-modal-inner{
    background:#ffffff;
    color:var(--lux-ink-900);
    border:1px solid #e8e8ec;
}
.lux-quote-modal h3{color:var(--lux-ink-900)}
.lux-quote-modal p{color:var(--lux-ink-500)}
.lux-quote-close{color:var(--lux-ink-500)}
.lux-quote-close:hover{color:var(--lux-blue)}

/* ── Breadcrumbs on light ── */
.lux-breadcrumbs{color:var(--lux-ink-500)}
.lux-breadcrumbs a{color:var(--lux-ink-700)}
.lux-breadcrumbs a:hover{color:var(--lux-blue)}

/* ──────────────────────────────────────────────
   🗂️ DANH MỤC SẢN PHẨM (section mới)
   ────────────────────────────────────────────── */
.lux-categories-section{
    background:#fafafa;
    padding:80px 0;
    border-top:1px solid #e8e8ec;
    border-bottom:1px solid #e8e8ec;
}
.lux-categories-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:16px;
    margin-top:40px;
}
.lux-category-card{
    position:relative;
    background:#ffffff;
    border:1px solid #e8e8ec;
    border-radius:var(--lux-radius-md);
    padding:28px 22px;
    display:flex;flex-direction:column;gap:12px;
    transition:all .3s var(--lux-ease);
    cursor:pointer;
    overflow:hidden;
    text-decoration:none;
    color:var(--lux-ink-900);
}
.lux-category-card::before{
    content:"";position:absolute;top:0;left:0;right:0;height:3px;
    background:var(--lux-grad);
    transform:scaleX(0);transform-origin:left;
    transition:transform .4s var(--lux-ease);
}
.lux-category-card:hover{
    border-color:var(--lux-blue);
    box-shadow:0 18px 40px rgba(240,90,40,.14);
    transform:translateY(-6px);
}
.lux-category-card:hover::before{transform:scaleX(1)}
.lux-cat-icon{
    width:56px;height:56px;border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,rgba(240,90,40,.1),rgba(255,140,66,.05));
    color:var(--lux-blue);
    transition:all .3s;
    flex-shrink:0;
}
.lux-category-card:hover .lux-cat-icon{
    background:var(--lux-grad);color:#fff;
    transform:rotate(-5deg) scale(1.05);
}
.lux-cat-name{
    font-size:1.02rem;font-weight:700;line-height:1.3;
    color:var(--lux-ink-900);
    margin:0;
}
.lux-cat-desc{
    font-size:.82rem;color:var(--lux-ink-500);
    line-height:1.5;margin:0;
}
.lux-cat-meta{
    display:flex;justify-content:space-between;align-items:center;
    margin-top:auto;padding-top:12px;border-top:1px dashed #e8e8ec;
}
.lux-cat-count{
    font-size:.74rem;color:var(--lux-ink-500);font-weight:600;
    text-transform:uppercase;letter-spacing:.08em;
}
.lux-cat-arrow{
    color:var(--lux-blue);
    display:flex;align-items:center;gap:4px;
    font-size:.8rem;font-weight:700;
    transform:translateX(0);transition:transform .3s;
}
.lux-category-card:hover .lux-cat-arrow{transform:translateX(4px)}
/* CTA tile (last one) */
.lux-category-card.is-cta{
    background:var(--lux-grad);
    color:#ffffff;
    border-color:transparent;
    justify-content:center;align-items:center;text-align:center;
}
.lux-category-card.is-cta::before{display:none}
.lux-category-card.is-cta .lux-cat-icon{
    background:rgba(255,255,255,.2);color:#fff;
}
.lux-category-card.is-cta .lux-cat-name{color:#fff;font-size:1.08rem}
.lux-category-card.is-cta .lux-cat-desc{color:rgba(255,255,255,.9)}
.lux-category-card.is-cta:hover{
    box-shadow:0 20px 50px rgba(240,90,40,.4);
    transform:translateY(-6px) scale(1.02);
}
/* Responsive */
@media (max-width:1100px){.lux-categories-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.lux-categories-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:420px){.lux-categories-grid{grid-template-columns:1fr}}

/* ================================================================
   COMPACT MODE (v2.3) — giảm ~35% whitespace
   Giữ đầy đủ 11 sections nhưng nén lại cho trang ngắn hơn
================================================================ */

/* ── Section padding: 90px → 52px ── */
.lux-section{padding:52px 0}
.lux-categories-section{padding:52px 0}
.lux-brands-section{padding:28px 0}
.lux-stats{padding:36px 0}

/* ── Section head: giảm spacing ── */
.lux-section-head{margin-bottom:32px}
.lux-section-title{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.2;margin-bottom:8px}
.lux-section-lead{font-size:.94rem;line-height:1.55;max-width:640px}
.lux-eyebrow{font-size:.72rem;margin-bottom:10px}

/* ── Hero: nhỏ gọn lại nhưng vẫn có chiều cao tối thiểu ── */
.lux-hero{min-height:640px;padding:90px 0 60px}
@media (max-width:900px){.lux-hero{min-height:auto;padding:60px 0 40px}}
.lux-hero-title{font-size:clamp(1.8rem,4vw,3rem);line-height:1.1;margin-bottom:16px}
.lux-hero-sub{font-size:1rem;margin-bottom:24px;line-height:1.55}
.lux-hero-actions,.lux-hero-cta{margin-bottom:24px;gap:10px}
.lux-hero-trust{flex-direction:row !important;flex-wrap:wrap;gap:16px !important;font-size:.82rem}
.lux-scroll-hint{display:none}

/* ── Stats compact ── */
.lux-stat{padding:20px 16px}
.lux-stat-num{font-size:clamp(1.8rem,3vw,2.4rem);margin-bottom:4px}
.lux-stat-label{font-size:.84rem}

/* ── Solution cards compact ── */
.lux-solutions-grid{gap:14px;grid-template-columns:repeat(3,1fr)}
.lux-solution-card{padding:22px 20px}
.lux-solution-card h3{font-size:1.02rem;margin:12px 0 6px}
.lux-solution-card p{font-size:.85rem;line-height:1.5;margin-bottom:12px}
.lux-solution-icon{width:44px;height:44px;border-radius:10px}
.lux-solution-cta{font-size:.82rem}
@media (max-width:900px){.lux-solutions-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.lux-solutions-grid{grid-template-columns:1fr}}

/* ── Categories compact ── */
.lux-categories-grid{gap:12px;margin-top:28px}
.lux-category-card{padding:20px 18px;gap:10px}
.lux-cat-icon{width:46px;height:46px;border-radius:11px}
.lux-cat-icon svg{width:22px;height:22px}
.lux-cat-name{font-size:.95rem}
.lux-cat-desc{font-size:.78rem;line-height:1.45}
.lux-cat-meta{padding-top:10px}
.lux-cat-count{font-size:.7rem}
.lux-cat-arrow{font-size:.76rem}

/* ── Product grid compact ── */
.lux-product-grid{gap:16px;grid-template-columns:repeat(4,1fr)}
.lux-product-img{min-height:160px !important}
.lux-product-body{padding:14px 16px 16px}
.lux-product-name{font-size:.95rem;line-height:1.3;margin:4px 0 8px}
.lux-product-brand{font-size:.68rem}
.lux-product-sku{font-size:.7rem;padding:1px 6px}
.lux-product-pixel{font-size:.72rem;padding:3px 8px}
.lux-product-price{font-size:1rem}
.lux-product-footer{margin-top:10px;padding-top:10px}
@media (max-width:1000px){.lux-product-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.lux-product-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:440px){.lux-product-grid{grid-template-columns:1fr}}

/* ── Filter tabs smaller ── */
.lux-filter-tab{padding:7px 14px;font-size:.82rem}

/* ── Process compact ── */
.lux-process-track{padding:20px 0;gap:12px}
.lux-process-step{padding:18px 14px}
.lux-process-step h4{font-size:.95rem;margin:8px 0 4px}
.lux-process-step p{font-size:.8rem;line-height:1.45}
.lux-process-num{font-size:.7rem;padding:4px 10px}
.lux-process-icon{width:36px;height:36px}
.lux-process-icon svg{width:18px;height:18px}

/* ── Projects compact ── */
.lux-project-grid{gap:14px}
.lux-project-card .lux-project-img{min-height:220px !important}
.lux-project-card-featured .lux-project-img{min-height:280px !important}
.lux-project-overlay{padding:18px}
.lux-project-overlay h3{font-size:1rem;margin:6px 0}
.lux-project-overlay p{font-size:.82rem}
.lux-project-year,.lux-project-type{font-size:.7rem;padding:3px 8px}

/* ── Testimonials compact ── */
.lux-testimonial-card{padding:28px 28px 24px;max-width:720px;margin:0 auto}
.lux-testimonial-card blockquote{font-size:1rem;line-height:1.6;margin:12px 0 16px}
.lux-testimonial-author strong{font-size:.92rem}
.lux-testimonial-author span{font-size:.78rem}
.lux-testimonial-avatar{width:44px;height:44px;font-size:.88rem}
.lux-stars{font-size:1rem;letter-spacing:2px}
.lux-testimonial-nav{margin-top:20px}
.lux-slider-btn{width:36px;height:36px;font-size:1.2rem}
.lux-dot{width:7px;height:7px}
.lux-dot.active{width:22px}

/* ── Brands thin strip ── */
.lux-brands-label{font-size:.74rem;margin-bottom:14px}
.lux-brands-track span{font-size:1.1rem;padding:0 20px;font-weight:700}

/* ── FAQ compact ── */
.lux-faq-layout{gap:32px}
.lux-faq-item{margin-bottom:8px}
.lux-faq-item summary{padding:14px 18px;font-size:.92rem}
.lux-faq-answer{padding:0 18px 14px;font-size:.86rem;line-height:1.6}

/* ── CTA strip compact ── */
.lux-cta-strip{padding:40px 0}
.lux-cta-strip h2{font-size:clamp(1.2rem,2.4vw,1.6rem);line-height:1.25;margin-bottom:6px}
.lux-cta-strip p{font-size:.9rem;margin-bottom:0}

/* ── Buttons: slightly smaller ── */
.lux-btn{padding:10px 18px;font-size:.9rem}
.lux-btn-lg{padding:13px 22px;font-size:.98rem}
.lux-btn-sm{padding:7px 14px;font-size:.82rem}

/* ── Footer compact ── */
.lux-footer{padding:48px 0 0}
.lux-footer-grid{gap:32px;padding-bottom:36px}
.lux-footer-about p{font-size:.88rem;line-height:1.55;margin-bottom:16px}
.lux-footer-contact{font-size:.86rem;gap:8px}
.lux-footer-col h4,.widget-title{font-size:.82rem;margin-bottom:14px;letter-spacing:.1em}
.lux-footer-col ul li{margin-bottom:7px}
.lux-footer-col ul a{font-size:.86rem}
.lux-footer-bottom{padding:18px 0;font-size:.78rem}

/* ── Reduce top margin of filter tabs container ── */
.lux-filter-tabs-wrap{margin-bottom:24px}

/* ── Demo banner — ẩn trên mobile để không chiếm chỗ ── */
@media (max-width:640px){
    .demo-banner{font-size:.74rem;padding:8px 12px}
    .lux-hero{padding:50px 0 32px}
    .lux-section{padding:40px 0}
    .lux-categories-section{padding:40px 0}
    .lux-hero-trust{font-size:.76rem;gap:12px !important}
    .lux-testimonial-card{padding:22px 20px}
}

/* ── Responsive Categories grid breakpoint ── */
@media (min-width:1101px){.lux-categories-grid{grid-template-columns:repeat(4,1fr)}}

/* ================================================================
   CAROUSEL COMPONENT (v2.4)
   Slider ảnh chạy tự động cho Products/Projects
================================================================ */
.lux-carousel{
    position:relative;
    padding:0;
    margin-top:28px;
}
.lux-carousel-viewport{
    overflow:hidden;
    padding:12px 4px;
    margin:0 -4px;
    cursor:grab;
}
.lux-carousel-viewport:active{cursor:grabbing}
.lux-carousel-track{
    display:flex;
    gap:16px;
    transition:transform .55s cubic-bezier(0.4,0,0.2,1);
    will-change:transform;
}
.lux-carousel-slide{
    flex:0 0 calc(25% - 12px);
    min-width:0;
}
/* Responsive slide width */
@media (max-width:1100px){.lux-carousel-slide{flex:0 0 calc(33.333% - 11px)}}
@media (max-width:760px){.lux-carousel-slide{flex:0 0 calc(50% - 8px)}}
@media (max-width:480px){
    .lux-carousel-slide{flex:0 0 82%}
    .lux-carousel-track{gap:12px}
    .lux-carousel-viewport{padding:10px 0}
}

/* Arrows */
.lux-carousel-arrows{
    position:absolute;top:50%;left:0;right:0;
    transform:translateY(-50%);
    display:flex;justify-content:space-between;
    pointer-events:none;z-index:3;
    padding:0 8px;
}
.lux-carousel-arrow{
    pointer-events:auto;
    width:44px;height:44px;border-radius:50%;
    background:#ffffff;color:var(--lux-ink-900);
    border:1px solid #e8e8ec;
    box-shadow:0 6px 18px rgba(0,0,0,.12);
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;
    font-size:1.5rem;font-weight:700;line-height:1;
    transition:all .25s;
}
.lux-carousel-arrow:hover{
    background:var(--lux-blue);color:#fff;
    border-color:var(--lux-blue);
    transform:scale(1.08);
    box-shadow:0 10px 24px rgba(240,90,40,.28);
}
.lux-carousel-arrow:disabled{opacity:.35;cursor:not-allowed}
@media (max-width:640px){
    .lux-carousel-arrow{width:36px;height:36px;font-size:1.2rem}
    .lux-carousel-arrows{padding:0}
}

/* Dots */
.lux-carousel-dots{
    display:flex;justify-content:center;gap:6px;
    margin-top:18px;
}
.lux-carousel-dot{
    width:7px;height:7px;border-radius:99px;
    background:#d4d4d8;border:none;cursor:pointer;
    transition:all .3s;padding:0;
}
.lux-carousel-dot.active{
    background:var(--lux-blue);
    width:22px;
}

/* Product card adjustment inside carousel */
.lux-carousel-slide .lux-product-card{height:100%}

/* ================================================================
   A1 — HERO SLIDER (3 slides, autoplay, ken-burns, progress bar)
================================================================ */
.lux-hero-slider{
    position:relative;
    min-height:680px;
    overflow:hidden;
    isolation:isolate;
}
@media (max-width:900px){.lux-hero-slider{min-height:560px}}
@media (max-width:640px){.lux-hero-slider{min-height:auto;padding-bottom:80px}}

/* Slides container */
.lux-slides{position:relative;width:100%;height:100%;min-height:680px}
@media (max-width:900px){.lux-slides{min-height:560px}}
@media (max-width:640px){.lux-slides{min-height:480px}}

.lux-slide{
    position:absolute;inset:0;
    opacity:0;visibility:hidden;
    transition:opacity .8s var(--lux-ease),visibility .8s;
    display:flex;align-items:center;
}
.lux-slide.is-active{opacity:1;visibility:visible;z-index:2}
.lux-slide.is-prev{z-index:1}

/* Background layer with ken-burns zoom */
.lux-slide-bg{
    position:absolute;inset:0;z-index:0;
    overflow:hidden;
    transform-origin:center;
}
.lux-slide.is-active .lux-slide-bg{
    animation:lux-kenburns 8s var(--lux-ease) forwards;
}
@keyframes lux-kenburns{
    0%   {transform:scale(1) translateX(0)}
    100% {transform:scale(1.08) translateX(-2%)}
}

/* Ambient orbs inside slide bg */
.lux-slide-bg .lux-orb{
    position:absolute;border-radius:50%;
    filter:blur(90px);opacity:.4;pointer-events:none;
}
.lux-slide-bg .lux-orb-1{
    width:520px;height:520px;
    top:-120px;left:-100px;
    background:radial-gradient(circle,rgba(240,90,40,.7),transparent 70%);
}
.lux-slide-bg .lux-orb-2{
    width:420px;height:420px;
    bottom:-100px;right:-80px;
    background:radial-gradient(circle,rgba(255,140,66,.5),transparent 70%);
}
.lux-slide-bg .lux-grid-overlay{
    position:absolute;inset:0;opacity:.06;
    background-image:
        linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
    background-size:60px 60px;
    mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,black 40%,transparent 100%);
}

/* Slide content grid */
.lux-slide-grid{
    display:grid;grid-template-columns:1.1fr 1fr;
    gap:48px;align-items:center;
    padding:80px 0;
    min-height:680px;
    position:relative;z-index:1;
}
@media (max-width:1024px){.lux-slide-grid{grid-template-columns:1fr;gap:32px}}
@media (max-width:900px){.lux-slide-grid{padding:60px 0;min-height:560px}}

.lux-slide-content{color:#fff;max-width:580px}
.lux-eyebrow-hero{
    display:inline-block;
    color:var(--lux-blue-light);
    font-size:.78rem;font-weight:700;letter-spacing:.2em;
    margin-bottom:16px;
    padding:6px 14px;
    background:rgba(240,90,40,.12);
    border:1px solid rgba(240,90,40,.3);
    border-radius:99px;
    backdrop-filter:blur(8px);
}
.lux-slide-title{
    font-size:clamp(2rem,4.4vw,3.6rem);
    font-weight:800;line-height:1.05;
    margin:0 0 18px;
    color:#fff;
    letter-spacing:-0.02em;
}
.lux-slide-line{display:block}
.lux-slide-line:last-child{
    background:var(--lux-grad);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.lux-slide-sub{
    font-size:1.05rem;color:rgba(255,255,255,.85);
    line-height:1.6;margin-bottom:28px;
    max-width:460px;
}
.lux-slide-cta{display:flex;gap:12px;flex-wrap:wrap}
.lux-btn-ghost-light{
    background:rgba(255,255,255,.08);
    border:1.5px solid rgba(255,255,255,.3);
    color:#fff;backdrop-filter:blur(8px);
}
.lux-btn-ghost-light:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.5)}

/* Slide visual side (LED mockup) */
.lux-slide-visual{display:flex;justify-content:flex-end;align-items:center;position:relative}
@media (max-width:1024px){.lux-slide-visual{justify-content:center;display:none}}

.lux-led-mockup{
    position:relative;
    width:100%;max-width:440px;
    aspect-ratio:16/10;
    background:linear-gradient(135deg,#1a1a1f 0%,#0a0a0c 100%);
    border-radius:18px;
    box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 60px rgba(240,90,40,.25);
    border:1px solid rgba(240,90,40,.2);
    overflow:hidden;
    padding:20px;
}
.lux-led-pixels-bg{
    position:absolute;inset:20px;
    display:grid;grid-template-columns:repeat(8,1fr);
    grid-auto-rows:1fr;gap:3px;
    opacity:.5;
}
.lux-led-pixels-bg .lx{
    border-radius:2px;
    background:hsl(calc(15 + (var(--d,0) * 50)) 85% 55%);
    animation:lux-pixel-flicker 3s ease-in-out infinite;
    animation-delay:var(--d,0s);
}
@keyframes lux-pixel-flicker{
    0%,100%{opacity:.3}
    50%{opacity:1}
}
.lux-led-overlay{
    position:relative;z-index:1;
    width:100%;height:100%;
    display:flex;flex-direction:column;
    align-items:center;justify-content:center;
    text-align:center;
}
.lux-led-tag{
    font-size:.7rem;font-weight:700;letter-spacing:.2em;
    color:var(--lux-blue-light);
    background:rgba(240,90,40,.15);
    padding:4px 12px;border-radius:99px;
    border:1px solid rgba(240,90,40,.3);
    backdrop-filter:blur(8px);
    margin-bottom:8px;
}
.lux-led-num{
    font-size:clamp(2.4rem,4.5vw,3.6rem);
    font-weight:800;
    background:var(--lux-grad);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    line-height:1;
}
.lux-led-feat{
    font-size:.78rem;
    color:rgba(255,255,255,.7);
    margin-top:6px;
    letter-spacing:.05em;
}
.lux-led-badge{
    position:absolute;
    background:rgba(255,255,255,.95);
    color:#1a1a1e;
    padding:6px 12px;
    border-radius:99px;
    font-size:.72rem;font-weight:700;
    display:flex;align-items:center;gap:6px;
    box-shadow:0 6px 20px rgba(0,0,0,.4);
    z-index:2;
}
.lux-led-badge svg{color:var(--lux-blue)}
.lux-led-badge-tl{top:-12px;left:24px;animation:lux-float 3.5s ease-in-out infinite}
.lux-led-badge-br{bottom:-12px;right:24px;animation:lux-float 3.5s ease-in-out infinite 1.2s}
@keyframes lux-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ── Slider controls (bottom bar) ── */
.lux-slider-controls{
    position:absolute;bottom:24px;left:0;right:0;z-index:10;
}
.lux-slider-controls-inner{
    display:flex;align-items:center;justify-content:space-between;
    gap:24px;
}
@media (max-width:640px){
    .lux-slider-controls{bottom:16px}
    .lux-slider-controls-inner{flex-direction:column;gap:14px;align-items:stretch}
}

/* Progress bar tabs */
.lux-slider-progress{
    display:flex;gap:8px;
    flex:1;max-width:520px;
}
.lux-slider-prog-btn{
    position:relative;
    flex:1;
    background:transparent;border:0;cursor:pointer;
    padding:10px 0 6px;
    color:rgba(255,255,255,.5);
    font-family:var(--lux-font-body);
    font-size:.74rem;font-weight:700;letter-spacing:.15em;
    text-align:left;
    transition:color .3s;
    overflow:hidden;
}
.lux-slider-prog-btn::before{
    content:"";
    position:absolute;top:0;left:0;right:0;
    height:2px;background:rgba(255,255,255,.18);
    border-radius:2px;
}
.lux-slider-prog-fill{
    position:absolute;top:0;left:0;
    height:2px;width:0;
    background:var(--lux-grad);
    border-radius:2px;
    transition:width .25s linear;
}
.lux-slider-prog-btn.is-active{color:#fff}
.lux-slider-prog-btn.is-active .lux-slider-prog-fill{width:100%}
.lux-slider-prog-btn.is-played .lux-slider-prog-fill{width:100%}
.lux-slider-prog-label{position:relative;z-index:1}

/* Counter + arrows */
.lux-slider-nav{
    display:flex;align-items:center;gap:14px;
    color:#fff;
}
.lux-slider-count{
    font-family:var(--lux-font-body);
    font-size:.84rem;font-weight:600;letter-spacing:.1em;
    color:rgba(255,255,255,.7);
    min-width:60px;
}
.lux-slider-count .now{color:#fff;font-weight:700}
.lux-slider-arrow{
    width:42px;height:42px;border-radius:50%;
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.2);
    color:#fff;cursor:pointer;
    display:flex;align-items:center;justify-content:center;
    backdrop-filter:blur(10px);
    transition:all .25s;
}
.lux-slider-arrow:hover{
    background:var(--lux-blue);border-color:var(--lux-blue);
    transform:scale(1.06);
}
.lux-slider-prev svg{transform:rotate(180deg)}

/* Hide solutions hero classic styles when using slider — override */
.lux-hero-slider ~ .lux-hero{display:none}

/* ================================================================
   BLOG FALLBACK PLACEHOLDER GRADIENTS
================================================================ */
.lux-blog-img--placeholder{
    min-height:200px;
    display:flex;align-items:flex-start;justify-content:flex-start;
    padding:14px;
    position:relative;overflow:hidden;
}
.lux-blog-img--placeholder::after{
    content:"";position:absolute;inset:0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,.12) 1px, transparent 2px),
        radial-gradient(circle at 60% 50%, rgba(255,255,255,.08) 1px, transparent 2px),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,.1) 1px, transparent 2px);
    background-size:30px 30px;
}
.lux-bg-grad-1{background:linear-gradient(135deg,#f05a28 0%,#d94515 100%)}
.lux-bg-grad-2{background:linear-gradient(135deg,#3c3c42 0%,#1a1a1e 100%)}
.lux-bg-grad-3{background:linear-gradient(135deg,#ff8c42 0%,#f59e0b 100%)}

/* ================================================================
   A4 — DANH MỤC SẢN PHẨM 2-TIER (v3.0)
   Tầng 1: 8 card chính (4×2 desktop)
   Tầng 2: 4 card phụ kiện nhỏ gọn (4×1 desktop)
================================================================ */

.lux-categories-section{padding:64px 0}

/* ── Tầng 1 main grid ── */
.lux-cat-main-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:16px;
    margin-top:36px;
}
@media (max-width:1100px){.lux-cat-main-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:820px){.lux-cat-main-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:460px){.lux-cat-main-grid{grid-template-columns:1fr}}

.lux-cat-main-card{
    position:relative;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:14px;
    padding:22px 20px;
    display:flex;flex-direction:column;gap:10px;
    text-decoration:none;
    color:var(--lux-ink-900,#1a1a1e);
    transition:all .3s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    overflow:hidden;
    isolation:isolate;
}
.lux-cat-main-card::before{
    content:"";position:absolute;top:0;left:0;right:0;height:3px;
    background:var(--lux-grad);
    transform:scaleX(0);transform-origin:left;
    transition:transform .35s ease;
}
.lux-cat-main-card:hover{
    border-color:var(--lux-blue,#f05a28);
    box-shadow:0 18px 40px rgba(240,90,40,.14);
    transform:translateY(-5px);
}
.lux-cat-main-card:hover::before{transform:scaleX(1)}

/* Badge HOT/MỚI */
.lux-cat-badge{
    position:absolute;top:14px;right:14px;z-index:2;
    padding:3px 8px;border-radius:99px;
    font-size:.62rem;font-weight:800;letter-spacing:.1em;
    text-transform:uppercase;
}
.lux-cat-badge-hot{
    background:var(--lux-grad);color:#fff;
    box-shadow:0 4px 12px rgba(240,90,40,.4);
    animation:lux-pulse 2s ease-in-out infinite;
}
.lux-cat-badge-new{
    background:#fff;color:var(--lux-blue,#f05a28);
    border:1.5px solid var(--lux-blue,#f05a28);
}
@keyframes lux-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}

/* Main card icon */
.lux-cat-main-card .lux-cat-icon{
    width:48px;height:48px;border-radius:12px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,rgba(240,90,40,.1),rgba(255,140,66,.05));
    color:var(--lux-blue,#f05a28);
    transition:all .3s;
    flex-shrink:0;
}
.lux-cat-main-card:hover .lux-cat-icon{
    background:var(--lux-grad);color:#fff;
    transform:rotate(-4deg) scale(1.08);
}

.lux-cat-main-card .lux-cat-name{
    font-size:1.04rem;font-weight:700;line-height:1.25;
    color:var(--lux-ink-900,#1a1a1e);
    margin:0;
}
.lux-cat-main-card .lux-cat-desc{
    font-size:.82rem;color:var(--lux-ink-500,#6b6b73);
    line-height:1.5;margin:0;
    flex:1;
}
.lux-cat-main-card .lux-cat-meta{
    display:flex;justify-content:space-between;align-items:center;
    margin-top:auto;padding-top:10px;
    border-top:1px dashed #e8e8ec;
}
.lux-cat-main-card .lux-cat-count{
    font-size:.72rem;color:var(--lux-ink-500,#6b6b73);font-weight:600;
    text-transform:uppercase;letter-spacing:.08em;
}
.lux-cat-main-card .lux-cat-arrow{
    color:var(--lux-blue,#f05a28);
    display:flex;align-items:center;gap:3px;
    font-size:.78rem;font-weight:700;
    transform:translateX(0);transition:transform .3s;
}
.lux-cat-main-card:hover .lux-cat-arrow{transform:translateX(4px)}

/* ── Divider "Phụ kiện & Thiết bị điều khiển" ── */
.lux-cat-divider{
    display:flex;align-items:center;gap:18px;
    margin:44px 0 22px;
}
.lux-cat-divider-line{
    flex:1;height:1px;
    background:linear-gradient(90deg,transparent,#e8e8ec,transparent);
}
.lux-cat-divider-label{
    font-size:.78rem;font-weight:700;letter-spacing:.15em;
    text-transform:uppercase;
    color:var(--lux-ink-500,#6b6b73);
    white-space:nowrap;
}

/* ── Tầng 2 sub grid (compact horizontal pills) ── */
.lux-cat-sub-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:12px;
}
@media (max-width:960px){.lux-cat-sub-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:500px){.lux-cat-sub-grid{grid-template-columns:1fr}}

.lux-cat-sub-card{
    display:flex;align-items:center;gap:12px;
    padding:14px 16px;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:12px;
    text-decoration:none;
    color:var(--lux-ink-900,#1a1a1e);
    transition:all .25s ease;
}
.lux-cat-sub-card:hover{
    border-color:var(--lux-blue,#f05a28);
    background:linear-gradient(135deg,#fff,#fff7f2);
    transform:translateY(-2px);
    box-shadow:0 8px 20px rgba(240,90,40,.08);
}
.lux-cat-sub-icon{
    width:40px;height:40px;border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(240,90,40,.08);
    color:var(--lux-blue,#f05a28);
    flex-shrink:0;
    transition:all .25s ease;
}
.lux-cat-sub-card:hover .lux-cat-sub-icon{
    background:var(--lux-grad);color:#fff;
}
.lux-cat-sub-content{flex:1;min-width:0}
.lux-cat-sub-name{
    font-size:.9rem;font-weight:700;
    color:var(--lux-ink-900,#1a1a1e);
    margin:0 0 2px;line-height:1.3;
}
.lux-cat-sub-count{
    font-size:.72rem;color:var(--lux-ink-500,#6b6b73);
}
.lux-cat-sub-arrow{
    color:var(--lux-ink-500,#6b6b73);
    transition:all .25s ease;
    flex-shrink:0;
}
.lux-cat-sub-card:hover .lux-cat-sub-arrow{
    color:var(--lux-blue,#f05a28);
    transform:translateX(3px);
}

/* ── CTA cuối section ── */
.lux-cat-cta{
    display:flex;flex-direction:column;align-items:center;gap:10px;
    margin-top:36px;padding-top:28px;
    border-top:1px dashed #e8e8ec;
}
.lux-cat-cta-hint{
    font-size:.86rem;
    color:var(--lux-ink-500,#6b6b73);
}
.lux-cat-cta-hint a{
    color:var(--lux-blue,#f05a28);
    text-decoration:none;
}
.lux-cat-cta-hint a:hover{text-decoration:underline}

/* Override: disable old categories-grid style để tránh conflict */
.lux-categories-grid{display:none !important}

/* ================================================================
   B2 — MEGA MENU (v3.0)
   Mega menu cho Sản phẩm + Dropdown Giải pháp có hình
================================================================ */

/* ── Menu items với dropdown indicator ── */
.lux-menu > li{position:static} /* static để mega menu full width */
.lux-menu > li.menu-item-has-children > a,
.lux-menu > li.lux-has-megamenu > a,
.lux-menu > li.lux-has-solutions > a{
    display:inline-flex;align-items:center;gap:5px;
}
.lux-caret{display:inline-flex;transition:transform .2s}
.lux-menu > li:hover > a .lux-caret{transform:rotate(180deg)}

/* ── Simple dropdown (Về chúng tôi) ── */
.lux-menu .sub-menu{
    position:absolute;top:100%;left:50%;
    transform:translateX(-50%) translateY(10px);
    min-width:240px;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:12px;
    box-shadow:0 20px 50px rgba(0,0,0,.12);
    padding:10px;
    opacity:0;visibility:hidden;
    transition:all .25s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    z-index:100;
    list-style:none;
}
.lux-menu > li:hover > .sub-menu,
.lux-menu > li:focus-within > .sub-menu{
    opacity:1;visibility:visible;
    transform:translateX(-50%) translateY(0);
}
.lux-menu .sub-menu a{
    display:block;
    padding:10px 14px;
    font-size:.92rem;font-weight:500;
    color:var(--lux-ink-900,#1a1a1e);
    border-radius:8px;
    transition:all .2s;
    text-decoration:none;
}
.lux-menu .sub-menu a:hover{
    background:linear-gradient(135deg,#fff7f2,#fff);
    color:var(--lux-blue,#f05a28);
    padding-left:18px;
}

/* ──────────────────────────────────────
   MEGA MENU (Sản phẩm) — full width
   ────────────────────────────────────── */
.lux-has-megamenu{position:static !important}
.lux-megamenu{
    position:absolute;
    top:100%;left:0;right:0;
    background:#fff;
    border-top:3px solid var(--lux-blue,#f05a28);
    box-shadow:0 20px 50px rgba(0,0,0,.12);
    opacity:0;visibility:hidden;
    transform:translateY(-8px);
    transition:all .28s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    z-index:100;
}
.lux-has-megamenu:hover > .lux-megamenu,
.lux-has-megamenu:focus-within > .lux-megamenu{
    opacity:1;visibility:visible;transform:translateY(0);
}
.lux-megamenu-inner{
    max-width:1280px;margin:0 auto;
    padding:32px 40px;
    display:grid;
    grid-template-columns:1fr 280px;
    gap:32px;
}
.lux-mm-title{
    font-size:.76rem;font-weight:800;letter-spacing:.18em;
    text-transform:uppercase;
    color:var(--lux-blue,#f05a28);
    margin:0 0 16px;
}
/* Main grid 4 col × 2 row */
.lux-mm-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px 24px;
}
.lux-mm-col{}
.lux-mm-cat{
    display:block;
    font-size:.95rem;font-weight:700;
    color:var(--lux-ink-900,#1a1a1e);
    text-decoration:none;
    padding:4px 0 8px;
    border-bottom:1px solid #f0f0f2;
    margin-bottom:8px;
    transition:color .2s;
}
.lux-mm-cat:hover{color:var(--lux-blue,#f05a28)}
.lux-mm-pitches{
    list-style:none;padding:0;margin:0;
    display:flex;flex-wrap:wrap;gap:4px 8px;
}
.lux-mm-pitches li a{
    display:inline-block;
    font-size:.78rem;font-weight:500;
    color:var(--lux-ink-500,#6b6b73);
    padding:3px 8px;
    border-radius:6px;
    background:#f4f4f6;
    text-decoration:none;
    transition:all .2s;
}
.lux-mm-pitches li a:hover{
    background:var(--lux-grad);
    color:#fff;
}
/* Right side — accessories */
.lux-mm-side{
    padding-left:28px;
    border-left:1px solid #f0f0f2;
}
.lux-mm-acc{
    list-style:none;padding:0;margin:0 0 20px;
    display:flex;flex-direction:column;gap:2px;
}
.lux-mm-acc li a{
    display:flex;align-items:center;justify-content:space-between;
    padding:10px 12px;
    font-size:.88rem;font-weight:500;
    color:var(--lux-ink-900,#1a1a1e);
    text-decoration:none;
    border-radius:8px;
    transition:all .2s;
}
.lux-mm-acc li a::after{
    content:"→";opacity:.3;
    transition:all .2s;
}
.lux-mm-acc li a:hover{
    background:#fff7f2;
    color:var(--lux-blue,#f05a28);
}
.lux-mm-acc li a:hover::after{opacity:1;transform:translateX(2px)}
.lux-mm-allbtn{
    display:flex;align-items:center;justify-content:center;gap:6px;
    padding:10px 14px;
    background:var(--lux-grad);
    color:#fff !important;
    border-radius:8px;
    font-size:.86rem;font-weight:700;
    text-decoration:none;
    transition:all .2s;
}
.lux-mm-allbtn:hover{transform:translateY(-1px);box-shadow:0 8px 16px rgba(240,90,40,.28)}

/* ──────────────────────────────────────
   SOLUTION DROPDOWN (Giải pháp) — có hình
   ────────────────────────────────────── */
.lux-has-solutions{position:static !important}
.lux-sol-dropdown{
    position:absolute;top:100%;left:50%;
    transform:translateX(-50%) translateY(-8px);
    min-width:780px;max-width:880px;
    background:#fff;
    border-top:3px solid var(--lux-blue,#f05a28);
    box-shadow:0 20px 50px rgba(0,0,0,.12);
    padding:24px;
    opacity:0;visibility:hidden;
    transition:all .28s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    z-index:100;
}
.lux-has-solutions:hover > .lux-sol-dropdown,
.lux-has-solutions:focus-within > .lux-sol-dropdown{
    opacity:1;visibility:visible;
    transform:translateX(-50%) translateY(0);
}
.lux-sol-grid{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:12px;
}
.lux-sol-item{
    display:flex;flex-direction:column;
    padding:14px;
    border:1px solid #f0f0f2;
    border-radius:10px;
    text-decoration:none;
    color:var(--lux-ink-900,#1a1a1e);
    transition:all .25s ease;
}
.lux-sol-item:hover{
    border-color:var(--lux-blue,#f05a28);
    transform:translateY(-3px);
    box-shadow:0 12px 24px rgba(240,90,40,.12);
}
.lux-sol-img{
    width:100%;
    aspect-ratio:4/3;
    border-radius:8px;
    display:flex;align-items:center;justify-content:center;
    color:var(--lux-blue,#f05a28);
    margin-bottom:10px;
    position:relative;overflow:hidden;
}
.lux-sol-img::after{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(circle at 30% 30%, rgba(240,90,40,.15) 1px, transparent 2px);
    background-size:20px 20px;
    opacity:.6;
}
.lux-sol-img-giai-phap-led-hoi-truong       {background:linear-gradient(135deg,#fff7f2,#ffe4d6)}
.lux-sol-img-giai-phap-led-truong-hoc        {background:linear-gradient(135deg,#f0f9ff,#dbeafe)}
.lux-sol-img-giai-phap-led-data-center       {background:linear-gradient(135deg,#f3f4f6,#d1d5db)}
.lux-sol-img-giai-phap-led-rental            {background:linear-gradient(135deg,#faf5ff,#e9d5ff)}
.lux-sol-img-giai-phap-led-bieu-dien         {background:linear-gradient(135deg,#fef3c7,#fde68a)}
.lux-sol-body{display:flex;flex-direction:column;gap:4px}
.lux-sol-body strong{
    font-size:.88rem;font-weight:700;line-height:1.3;
    color:var(--lux-ink-900,#1a1a1e);
}
.lux-sol-body span{
    display:flex;align-items:center;gap:3px;
    font-size:.74rem;font-weight:600;
    color:var(--lux-blue,#f05a28);
}
.lux-sol-item:hover .lux-sol-body span{text-decoration:underline}

/* Mobile: collapse mega menu into accordion (already handled by mobile drawer) */
@media (max-width:1024px){
    .lux-megamenu,.lux-sol-dropdown,.lux-menu .sub-menu{
        display:none !important;
    }
}

/* ================================================================
   A2 — VỀ CHÚNG TÔI (About section)
================================================================ */
.lux-about-section{
    padding:64px 0;
    background:#fff;
}
.lux-about-grid{
    display:grid;
    grid-template-columns:1.2fr 1fr;
    gap:56px;
    align-items:center;
}
@media (max-width:900px){.lux-about-grid{grid-template-columns:1fr;gap:32px}}

.lux-about-content .lux-eyebrow{
    display:inline-block;
    color:var(--lux-blue,#f05a28);
    font-size:.78rem;font-weight:800;letter-spacing:.2em;
    margin-bottom:12px;
}
.lux-about-content .lux-section-title{
    font-size:clamp(1.6rem,3.2vw,2.4rem);
    line-height:1.2;margin:0 0 16px;
    font-weight:800;letter-spacing:-0.02em;
    color:var(--lux-ink-900,#1a1a1e);
}
.lux-about-lead{
    font-size:1rem;line-height:1.7;
    color:var(--lux-ink-700,#3c3c3c);
    margin:0 0 24px;
}

.lux-about-stats{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:16px;
    margin-bottom:28px;
    padding:20px 0;
    border-top:1px solid #f0f0f2;
    border-bottom:1px solid #f0f0f2;
}
.lux-about-stat{
    display:flex;flex-direction:column;align-items:flex-start;gap:2px;
}
.lux-about-stat strong{
    font-size:2rem;font-weight:800;
    background:var(--lux-grad);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    line-height:1;
}
.lux-about-stat span{
    font-size:.8rem;color:var(--lux-ink-500,#6b6b73);
    font-weight:500;
}

.lux-about-pillars{
    display:grid;
    grid-template-columns:1fr;
    gap:14px;
}
.lux-about-pillar{
    display:flex;gap:14px;
    padding:16px 18px;
    background:#fafafa;
    border:1px solid #f0f0f2;
    border-radius:12px;
    transition:all .25s;
}
.lux-about-pillar:hover{
    background:#fff;border-color:var(--lux-blue,#f05a28);
    box-shadow:0 8px 20px rgba(240,90,40,.08);
    transform:translateX(4px);
}
.lux-about-pillar-icon{
    width:42px;height:42px;border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(240,90,40,.1);
    color:var(--lux-blue,#f05a28);
    flex-shrink:0;
}
.lux-about-pillar strong{
    display:block;
    font-size:.98rem;font-weight:700;
    color:var(--lux-ink-900,#1a1a1e);
    margin-bottom:2px;
}
.lux-about-pillar p{
    margin:0;
    font-size:.84rem;line-height:1.5;
    color:var(--lux-ink-500,#6b6b73);
}

/* ================================================================
   A3 — GIẢI PHÁP HOME (5 cards cố định với hình theme)
================================================================ */
.lux-solutions-section{
    padding:64px 0;
    background:#fafafa;
    border-top:1px solid #f0f0f2;
    border-bottom:1px solid #f0f0f2;
}

.lux-sol-home-grid{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:16px;
    margin-top:36px;
}
@media (max-width:1100px){.lux-sol-home-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.lux-sol-home-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:460px){.lux-sol-home-grid{grid-template-columns:1fr}}

.lux-sol-home-card{
    display:flex;flex-direction:column;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:14px;
    overflow:hidden;
    text-decoration:none;
    color:var(--lux-ink-900,#1a1a1e);
    transition:all .3s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
}
.lux-sol-home-card:hover{
    transform:translateY(-6px);
    box-shadow:0 20px 44px rgba(0,0,0,.08);
    border-color:transparent;
}

/* Image theme — gradient placeholders với pattern LED */
.lux-sol-home-img{
    position:relative;
    aspect-ratio:4/3;
    display:flex;align-items:center;justify-content:center;
    overflow:hidden;
}
.lux-sol-home-img::after{
    content:"";position:absolute;inset:0;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(255,255,255,.25) 1px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(255,255,255,.15) 1px, transparent 2px);
    background-size:24px 24px;
}
.lux-sol-home-icon{
    position:relative;z-index:1;
    color:#fff;
    filter:drop-shadow(0 4px 8px rgba(0,0,0,.2));
}
.lux-sol-home-num{
    position:absolute;top:12px;right:14px;z-index:1;
    font-family:var(--lux-font-display,'Be Vietnam Pro',sans-serif);
    font-size:2.4rem;font-weight:800;
    color:rgba(255,255,255,.35);
    line-height:1;letter-spacing:-0.04em;
}

.lux-sol-theme-warm   .lux-sol-home-img{background:linear-gradient(135deg,#f05a28 0%,#ff8c42 100%)}
.lux-sol-theme-blue   .lux-sol-home-img{background:linear-gradient(135deg,#2563eb 0%,#60a5fa 100%)}
.lux-sol-theme-gray   .lux-sol-home-img{background:linear-gradient(135deg,#374151 0%,#6b7280 100%)}
.lux-sol-theme-purple .lux-sol-home-img{background:linear-gradient(135deg,#7c3aed 0%,#a78bfa 100%)}
.lux-sol-theme-amber  .lux-sol-home-img{background:linear-gradient(135deg,#d97706 0%,#fbbf24 100%)}

.lux-sol-home-body{
    padding:18px 18px 20px;
    display:flex;flex-direction:column;gap:8px;
    flex:1;
}
.lux-sol-home-body h3{
    font-size:1rem;font-weight:700;line-height:1.3;
    margin:0;
    color:var(--lux-ink-900,#1a1a1e);
}
.lux-sol-home-body p{
    font-size:.82rem;line-height:1.55;
    color:var(--lux-ink-500,#6b6b73);
    margin:0;flex:1;
}
.lux-sol-home-link{
    display:inline-flex;align-items:center;gap:4px;
    font-size:.82rem;font-weight:700;
    color:var(--lux-blue,#f05a28);
    margin-top:6px;
    transition:transform .2s;
}
.lux-sol-home-card:hover .lux-sol-home-link{transform:translateX(4px)}

/* ================================================================
   B3 — MOBILE DRAWER v2 (fix ánh sáng + làm mới animation)
================================================================ */

/* Burger toggle visible on mobile */
@media (max-width:1024px){
    .lux-menu-toggle{
        display:inline-flex !important;
        align-items:center;justify-content:center;
        width:44px;height:44px;
        background:transparent;
        border:1.5px solid #e8e8ec;
        border-radius:10px;
        color:var(--lux-ink-900,#1a1a1e);
        cursor:pointer;
        transition:all .2s;
    }
    .lux-menu-toggle:hover{border-color:var(--lux-blue,#f05a28);color:var(--lux-blue,#f05a28)}
    .lux-header-actions .hide-mobile{display:none !important}
    .lux-nav{display:none !important}
}
@media (min-width:1025px){
    .lux-menu-toggle{display:none !important}
}

/* Overlay */
.lux-overlay{
    position:fixed;inset:0;
    background:rgba(15,15,18,.55);
    backdrop-filter:blur(4px);
    opacity:0;visibility:hidden;
    transition:all .3s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    z-index:9998;
}
.lux-overlay.is-open{opacity:1;visibility:visible}

/* Drawer — light mode to match site */
.lux-drawer{
    position:fixed;top:0;right:0;bottom:0;
    width:min(360px, 85vw);
    background:#ffffff;
    border-left:1px solid #e8e8ec;
    transform:translateX(100%);
    transition:transform .35s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    z-index:9999;
    display:flex;flex-direction:column;
    box-shadow:-20px 0 60px rgba(0,0,0,.15);
}
.lux-drawer.is-open{transform:translateX(0)}

.lux-drawer-head{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 20px;
    border-bottom:1px solid #f0f0f2;
}
.lux-drawer-close{
    width:40px;height:40px;border-radius:10px;
    background:#f4f4f6;border:0;cursor:pointer;
    color:var(--lux-ink-900,#1a1a1e);
    display:flex;align-items:center;justify-content:center;
    transition:all .2s;
}
.lux-drawer-close:hover{background:var(--lux-blue,#f05a28);color:#fff}

.lux-drawer-body{
    flex:1;overflow-y:auto;
    padding:8px 0;
}

.lux-drawer-menu{
    list-style:none;padding:0;margin:0;
}
.lux-drawer-menu > li{
    border-bottom:1px solid #f4f4f6;
}
.lux-drawer-menu > li > a{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 20px;
    color:var(--lux-ink-900,#1a1a1e) !important;
    font-size:.96rem;font-weight:600;
    text-decoration:none;
    transition:all .2s;
    background:transparent !important;
}
.lux-drawer-menu > li > a:hover{
    color:var(--lux-blue,#f05a28) !important;
    padding-left:24px;
    background:linear-gradient(90deg,#fff7f2,transparent) !important;
}
.lux-drawer-menu .sub-menu{
    list-style:none;margin:0;padding:0;
    max-height:0;overflow:hidden;
    background:#fafafa;
    transition:max-height .3s ease;
}
.lux-drawer-menu .has-sub.is-open .sub-menu{
    max-height:500px;
}
.lux-drawer-menu .has-sub > a svg{
    transition:transform .25s;
}
.lux-drawer-menu .has-sub.is-open > a svg{
    transform:rotate(180deg);
}
.lux-drawer-menu .sub-menu a{
    display:block;
    padding:10px 20px 10px 36px;
    color:var(--lux-ink-700,#3c3c3c) !important;
    font-size:.86rem;font-weight:500;
    text-decoration:none;
    border-bottom:1px solid #f4f4f6;
    transition:all .2s;
    background:transparent !important;
}
.lux-drawer-menu .sub-menu a:hover{
    color:var(--lux-blue,#f05a28) !important;
    padding-left:40px;
}

.lux-drawer-footer{
    padding:16px 20px;
    border-top:1px solid #f0f0f2;
    display:flex;flex-direction:column;gap:10px;
    background:#fafafa;
}
.lux-drawer-hotline{
    display:flex;align-items:center;justify-content:center;gap:8px;
    padding:12px;
    background:#fff;
    border:1.5px solid var(--lux-blue,#f05a28);
    border-radius:10px;
    color:var(--lux-blue,#f05a28);
    font-weight:700;font-size:1rem;
    text-decoration:none;
    transition:all .2s;
}
.lux-drawer-hotline:hover{background:var(--lux-blue,#f05a28);color:#fff}

/* Body lock when drawer open */
body.drawer-open{overflow:hidden}

/* ================================================================
   A1 — Hero Mobile Visual Fix (v4.1)
   Bật lại LED mockup ở mobile, thu nhỏ + đặt dưới text
================================================================ */
@media (max-width:1024px){
    /* Bật lại visual, nhưng nhỏ gọn */
    .lux-slide-visual{
        display:flex !important;
        justify-content:center;
        margin-top:16px;
    }
    .lux-led-mockup{
        max-width:min(340px, 80vw);
        aspect-ratio:16/10;
        padding:14px;
        box-shadow:0 20px 50px rgba(0,0,0,.5),0 0 40px rgba(240,90,40,.2);
    }
    .lux-led-pixels-bg{inset:14px;gap:2px}
    .lux-led-num{
        font-size:clamp(1.8rem,8vw,2.6rem) !important;
    }
    .lux-led-tag{
        font-size:.64rem;
        padding:3px 10px;
    }
    .lux-led-feat{
        font-size:.68rem;
    }
    .lux-led-badge{
        font-size:.64rem;
        padding:5px 10px;
    }
    .lux-led-badge-tl{top:-10px;left:16px}
    .lux-led-badge-br{bottom:-10px;right:16px}

    /* Hero slide grid stack vertically */
    .lux-slide-grid{
        grid-template-columns:1fr !important;
        gap:20px !important;
        padding:50px 0 80px !important;
        min-height:auto !important;
        text-align:center;
    }
    .lux-slide-content{
        max-width:100%;
        margin:0 auto;
        display:flex;flex-direction:column;align-items:center;
    }
    .lux-slide-title{
        text-align:center;
        font-size:clamp(1.6rem,7vw,2.2rem) !important;
    }
    .lux-slide-sub{
        text-align:center;
        max-width:500px;
        font-size:.94rem;
    }
    .lux-slide-cta{
        justify-content:center;
    }
    .lux-eyebrow-hero{
        font-size:.68rem;
        padding:5px 12px;
    }

    /* Hero slider container: adjust min-height for stacked layout */
    .lux-hero-slider{
        min-height:auto !important;
        padding-bottom:70px; /* leave room for progress bar */
    }
    .lux-slides{
        min-height:auto !important;
        position:relative !important;
    }
    .lux-slide{
        position:relative !important;
        display:none;
    }
    .lux-slide.is-active{
        display:flex !important;
    }

    /* Slider controls mobile */
    .lux-slider-controls{
        position:relative !important;
        bottom:auto !important;
        padding:12px 0 20px;
        background:linear-gradient(180deg,transparent,rgba(0,0,0,.3));
    }
    .lux-slider-controls-inner{
        flex-direction:column !important;
        gap:14px !important;
        align-items:stretch !important;
    }
    .lux-slider-progress{
        max-width:100% !important;
    }
    .lux-slider-nav{
        justify-content:center;
    }
    .lux-slider-arrow{
        width:38px;height:38px;
    }
}

/* Smaller mobile adjustments */
@media (max-width:480px){
    .lux-led-mockup{
        max-width:75vw;
        padding:10px;
    }
    .lux-led-pixels-bg{inset:10px}
    .lux-led-badge{
        font-size:.58rem;
        padding:4px 8px;
    }
    .lux-slide-title{
        font-size:clamp(1.4rem,7vw,1.9rem) !important;
    }
    .lux-slide-cta{
        flex-direction:column;
        width:100%;
    }
    .lux-slide-cta .lux-btn{
        width:100%;justify-content:center;
    }
}

/* A1 Hero mobile micro-fixes */
@media (max-width:1024px){
    .lux-led-mockup{
        margin-top:8px; /* room for top badge */
        margin-bottom:8px; /* room for bottom badge */
    }
    .lux-slide-visual{
        padding:0 8px;
    }
    .lux-slide-grid{
        padding:40px 0 20px !important; /* reduce bottom gap */
    }
}

/* A1 Hero — fix badge overflow on mobile (đưa badges vào bên trong mockup) */
@media (max-width:1024px){
    .lux-led-mockup{
        overflow:visible;
        margin-top:20px;
        margin-bottom:20px;
    }
    .lux-led-badge-tl{top:-14px;left:12px;z-index:3}
    .lux-led-badge-br{bottom:-14px;right:12px;z-index:3}
}

/* ================================================================
   v4.2 — Menu 1 dòng (không wrap), bỏ topbar
================================================================ */

/* Menu items phải nằm 1 dòng */
.lux-menu > li > a{
    white-space:nowrap !important;
    padding:8px 12px !important;
}

/* Dồn menu gọn hơn khi có 8 mục */
@media (min-width:1025px){
    .lux-menu{gap:0 !important}
    .lux-menu > li > a{
        padding:8px 10px !important;
        font-size:.92rem;
    }
    /* Với 8 mục — container rộng hơn để chứa */
    .lux-header-inner{gap:12px}
}

@media (min-width:1200px){
    .lux-menu > li > a{padding:8px 14px !important;font-size:.95rem}
}

/* Ẩn topbar hoàn toàn nếu vẫn còn trong markup cũ */
.lux-topbar{display:none !important}

/* v4.2 — Solution dropdown theme per new slugs */
.lux-sol-img-giai-phap-led-hoi-truong   {background:linear-gradient(135deg,#f05a28,#ff8c42) !important}
.lux-sol-img-giai-phap-home-cinema      {background:linear-gradient(135deg,#2563eb,#60a5fa) !important}
.lux-sol-img-giai-phap-man-hinh-chi-huy {background:linear-gradient(135deg,#374151,#6b7280) !important}
.lux-sol-img-giai-phap-led-trong-suot   {background:linear-gradient(135deg,#7c3aed,#a78bfa) !important}
.lux-sol-img-giai-phap-led-cob-cao-cap  {background:linear-gradient(135deg,#d97706,#fbbf24) !important}

/* Mega menu solution card gradients — v4.3 final slugs */
.lux-sol-img-giai-phap-home-cinema         {background:linear-gradient(135deg,#fff7f2,#ffe4d6) !important}
.lux-sol-img-giai-phap-man-hinh-chi-huy    {background:linear-gradient(135deg,#f0f9ff,#dbeafe) !important}
.lux-sol-img-giai-phap-led-data-center     {background:linear-gradient(135deg,#f3f4f6,#d1d5db) !important}
.lux-sol-img-giai-phap-led-trong-suot      {background:linear-gradient(135deg,#faf5ff,#e9d5ff) !important}
.lux-sol-img-giai-phap-led-cob-cao-cap     {background:linear-gradient(135deg,#fef3c7,#fde68a) !important}

/* ================================================================
   A3 v4.4 — Grid 6 columns solutions + theme green (retail)
================================================================ */
.lux-sol-home-grid{
    grid-template-columns:repeat(6,1fr) !important;
    gap:14px !important;
}
@media (max-width:1400px){.lux-sol-home-grid{grid-template-columns:repeat(3,1fr) !important}}
@media (max-width:720px){.lux-sol-home-grid{grid-template-columns:repeat(2,1fr) !important}}
@media (max-width:460px){.lux-sol-home-grid{grid-template-columns:1fr !important}}

.lux-sol-theme-green .lux-sol-home-img{
    background:linear-gradient(135deg,#059669 0%,#34d399 100%);
}

/* Mega menu gradient for retail */
.lux-sol-img-giai-phap-led-retail{
    background:linear-gradient(135deg,#ecfdf5,#d1fae5) !important;
}

/* Mega menu solution grid với 6 cards cần rộng hơn */
.lux-sol-dropdown{
    min-width:920px !important;
    max-width:1000px !important;
}
.lux-sol-grid{
    grid-template-columns:repeat(6,1fr) !important;
    gap:10px !important;
}

/* ================================================================
   A9 — ĐỐI TÁC (11 brand cards)
================================================================ */
.lux-partners-section{
    padding:64px 0;
    background:#fafafa;
    border-top:1px solid #f0f0f2;
}

.lux-partners-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:14px;
    margin-top:36px;
}
@media (max-width:1100px){.lux-partners-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:780px) {.lux-partners-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:460px) {.lux-partners-grid{grid-template-columns:1fr}}

.lux-partner-card{
    position:relative;
    display:flex;align-items:center;gap:14px;
    padding:16px 18px;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:12px;
    transition:all .3s var(--lux-ease,cubic-bezier(.2,.8,.2,1));
    overflow:hidden;
    isolation:isolate;
}
.lux-partner-card::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
    background:var(--partner-color,#f05a28);
    transform:scaleY(0);transform-origin:center;
    transition:transform .3s ease;
}
.lux-partner-card:hover{
    transform:translateY(-3px);
    border-color:var(--partner-color,#f05a28);
    box-shadow:0 12px 28px rgba(0,0,0,.08);
}
.lux-partner-card:hover::before{transform:scaleY(1)}

.lux-partner-badge{
    width:44px;height:44px;
    border-radius:10px;
    background:var(--partner-color,#f05a28);
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:1.15rem;font-weight:800;
    letter-spacing:-0.02em;
    flex-shrink:0;
    box-shadow:0 6px 14px color-mix(in srgb, var(--partner-color,#f05a28) 35%, transparent);
}
.lux-partner-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.lux-partner-name{
    font-size:.98rem;font-weight:700;
    color:var(--lux-ink-900,#1a1a1e);
    line-height:1.2;
    letter-spacing:-0.01em;
}
.lux-partner-slogan{
    font-size:.76rem;
    color:var(--lux-ink-500,#6b6b73);
    line-height:1.3;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}
.lux-partner-check{
    color:var(--partner-color,#f05a28);
    display:flex;align-items:center;justify-content:center;
    width:24px;height:24px;
    border-radius:50%;
    background:color-mix(in srgb, var(--partner-color,#f05a28) 15%, transparent);
    flex-shrink:0;
}

.lux-partners-note{
    margin:32px auto 0;
    max-width:640px;
    padding:14px 20px;
    background:#fff;
    border:1px solid #e8e8ec;
    border-radius:99px;
    display:flex;align-items:center;justify-content:center;gap:10px;
    font-size:.92rem;
    color:var(--lux-ink-700,#3c3c3c);
}
.lux-partners-note svg{color:var(--lux-blue,#f05a28);flex-shrink:0}
.lux-partners-note strong{color:var(--lux-ink-900,#1a1a1e)}