:root{
  --bg:#090909;--panel:#111;--panel2:#161616;--text:#f5f5f5;--muted:#a7a7a7;
  --red:#e21b23;--red2:#ff313a;--gold:#d4af37;--line:#2a2a2a;--white:#fff;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;background:#0b0b0b;color:var(--text)}
a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 36px));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(8,8,8,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px}.brand-mark{font-size:36px;font-weight:900;color:var(--red);font-style:italic;line-height:1}
.brand-text{display:flex;flex-direction:column;line-height:.9}.brand-text b{font-size:26px;letter-spacing:1px}.brand-text small{font-size:9px;letter-spacing:2.2px;color:#c8c8c8;margin-top:5px}
nav{display:flex;gap:26px;align-items:center}nav a{font-size:14px;color:#d8d8d8}nav a:hover{color:#fff}.nav-cta{border:1px solid #454545;padding:11px 16px;border-radius:10px}
.menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
.hero{position:relative;overflow:hidden;padding:88px 0 70px;background:
radial-gradient(circle at 70% 30%,rgba(226,27,35,.15),transparent 32%),
linear-gradient(180deg,#0b0b0b,#101010)}
.hero-glow{position:absolute;width:500px;height:500px;border-radius:50%;background:rgba(226,27,35,.09);filter:blur(80px);right:-100px;top:-120px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;position:relative}
.eyebrow{display:inline-block;color:var(--gold);letter-spacing:2.2px;font-size:12px;font-weight:800;margin-bottom:14px}
h1{font-size:clamp(43px,6vw,74px);line-height:.98;margin:0 0 24px;letter-spacing:-3px}h2 span{color:var(--red2)}
.hero-copy>p{max-width:680px;color:#b7b7b7;font-size:17px;line-height:1.7}.hero-actions{display:flex;gap:12px;margin:30px 0 24px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:11px;font-weight:800;font-size:14px;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--red),#a90910);box-shadow:0 10px 28px rgba(226,27,35,.18)}.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:#3a3a3a;background:#151515}.hero-badges{display:flex;gap:18px;flex-wrap:wrap;color:#a9a9a9;font-size:12px}
.stage-card{height:430px;position:relative;border:1px solid #272727;border-radius:22px;overflow:hidden;background:linear-gradient(180deg,#070707,#151515);box-shadow:0 30px 80px rgba(0,0,0,.5)}
.screen{position:absolute;left:22%;right:22%;top:15%;height:44%;border:8px solid #1c1c1c;background:linear-gradient(140deg,#27080a,#0f0f0f 45%,#401014);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:0 0 40px rgba(226,27,35,.18) inset}
.screen-logo{font-size:44px;font-weight:900;letter-spacing:-2px}.screen-logo span{color:var(--red)}.screen-sub{font-size:9px;letter-spacing:3px;color:#aaa;margin-top:8px}
.light{position:absolute;width:2px;height:210px;top:-22px;transform-origin:top;background:linear-gradient(to bottom,rgba(255,255,255,.8),transparent);filter:blur(.3px);opacity:.45}
.l1{left:25%;transform:rotate(24deg)}.l2{left:42%;transform:rotate(9deg)}.l3{right:42%;transform:rotate(-9deg)}.l4{right:25%;transform:rotate(-24deg)}
.speaker{position:absolute;top:25%;width:40px;display:flex;flex-direction:column;gap:3px}.speaker.left{left:9%;transform:rotate(5deg)}.speaker.right{right:9%;transform:rotate(-5deg)}
.speaker i{height:25px;background:linear-gradient(90deg,#090909,#242424,#090909);border:1px solid #333;border-radius:3px}
.sub{position:absolute;bottom:54px;width:60px;height:42px;border:1px solid #303030;background:radial-gradient(circle at 50% 50%,#202020 0 28%,#090909 30%);border-radius:4px}.s1{left:31%}.s2{left:44%}.s3{right:44%}.s4{right:31%}.floor{position:absolute;left:0;right:0;bottom:0;height:45px;background:linear-gradient(#1a1a1a,#0d0d0d);border-top:1px solid #242424}
.trust-strip{border-top:1px solid #1c1c1c;border-bottom:1px solid #1c1c1c;background:#0d0d0d}.trust-row{min-height:76px;display:flex;align-items:center;gap:30px;justify-content:space-between;color:#696969;font-size:12px;letter-spacing:1px;flex-wrap:wrap}.trust-row b{color:#b0b0b0}
.section{padding:92px 0;background:#0d0d0d}.section.dark{background:#090909}.section-head{max-width:800px;margin-bottom:38px}.section-head.split{max-width:none;display:flex;align-items:end;justify-content:space-between;gap:20px}
h2{font-size:clamp(32px,4vw,52px);letter-spacing:-2px;line-height:1.05;margin:0 0 16px}.section-head p{color:#989898;line-height:1.7}
.cards{display:grid;gap:18px}.cards.three{grid-template-columns:repeat(3,1fr)}.card{background:#131313;border:1px solid #252525;border-radius:18px;padding:26px}.card:hover{border-color:#3b3b3b;transform:translateY(-2px);transition:.2s}.icon{font-size:28px;margin-bottom:36px}.card h3{font-size:20px}.card p{color:#9c9c9c;line-height:1.65;font-size:14px}.card a,.product a{color:#ff6168;font-size:13px;font-weight:800}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product{border:1px solid #252525;background:#101010;border-radius:17px;overflow:hidden}.product-art{height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,#2a2a2a,#0d0d0d);position:relative}.product-art:after{content:"";position:absolute;width:118px;height:118px;border-radius:50%;border:10px solid #1b1b1b;box-shadow:0 0 0 2px #333 inset}.product-art span,.product-art b{z-index:2}.product-art span{font-size:10px;color:var(--red);font-weight:900;letter-spacing:2px}.product-art b{font-size:21px}.product-body{padding:20px}.product-body small{color:#6e6e6e;font-size:10px;letter-spacing:1.6px}.product-body h3{margin:8px 0}.product-body p{color:#8e8e8e;font-size:13px;line-height:1.6}
.software-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.soft-card{padding:14px 14px 24px;background:#121212;border:1px solid #262626;border-radius:18px}.soft-card h3,.soft-card p,.soft-card .tag{margin-left:8px;margin-right:8px}.soft-card p{color:#969696;font-size:13px;line-height:1.65}.tag{display:inline-block;padding:7px 10px;border:1px solid #333;border-radius:999px;font-size:10px;color:#aaa}
.soft-ui{height:220px;border:1px solid #252525;background:#080808;border-radius:12px;overflow:hidden;padding:11px}.ui-top{height:28px;border-bottom:1px solid #222;display:flex;align-items:center;gap:6px;color:#aaa;font-size:10px}.ui-top span{width:6px;height:6px;border-radius:50%;background:#333}.ui-top b{margin-left:6px}.chart{height:73px;margin-top:11px;border:1px solid #1c1c1c;background:
linear-gradient(#151515 1px,transparent 1px),linear-gradient(90deg,#151515 1px,transparent 1px);background-size:22px 18px;position:relative}
.chart:after{content:"";position:absolute;left:0;right:0;top:45%;height:2px;background:linear-gradient(90deg,transparent,#e21b23 12%,#e21b23 82%,transparent);transform:skewY(-4deg)}
.phase:after{top:52%;background:linear-gradient(90deg,transparent,#d4af37 12%,#d4af37 82%,transparent);transform:skewY(5deg)}
.faders{height:165px;display:flex;gap:8px;align-items:end;justify-content:center}.faders i{width:22px;height:115px;background:linear-gradient(90deg,#101010,#202020,#101010);border:1px solid #2b2b2b;border-radius:6px;position:relative}.faders i:after{content:"";position:absolute;left:3px;right:3px;top:44%;height:9px;border-radius:3px;background:#ddd}
.led-panels{display:flex;height:155px;gap:8px;align-items:center;justify-content:center}.led-panels i{display:block;width:16%;height:65%;background:linear-gradient(135deg,#b20e16,#261315);border:1px solid #6d1a1d}.led-panels i:nth-child(3){height:90%;width:26%}
.project-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:16px}.project{min-height:330px;border:1px solid #262626;border-radius:18px;overflow:hidden;padding:24px;display:flex;align-items:end;background:
linear-gradient(180deg,transparent,rgba(0,0,0,.92)),radial-gradient(circle at 50% 35%,#4a0c10,#111 45%,#080808 80%)}.project.p2{background:linear-gradient(180deg,transparent,rgba(0,0,0,.92)),radial-gradient(circle at 50% 35%,#2e2e2e,#111 52%,#080808)}.project.p3{background:linear-gradient(180deg,transparent,rgba(0,0,0,.92)),radial-gradient(circle at 50% 35%,#3a1013,#111 50%,#080808)}.project small{color:var(--gold);font-size:10px;letter-spacing:2px}.project h3{margin:6px 0;font-size:22px}.project p{color:#9c9c9c;font-size:12px}
.cta-section{padding:35px 0;background:#090909}.cta-box{padding:36px;border-radius:20px;border:1px solid #382124;background:linear-gradient(115deg,#181010,#0e0e0e);display:flex;align-items:center;justify-content:space-between;gap:24px}.cta-box h2{font-size:34px}.cta-box p{color:#929292;margin-bottom:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.contact-grid>div>p{color:#999;line-height:1.7}.contact-list{margin-top:30px;display:grid;gap:12px}.contact-list div{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #242424;padding:12px 0}.contact-list b{font-size:13px}.contact-list span{color:#8f8f8f;font-size:13px;text-align:right}
.contact-form{border:1px solid #292929;background:#121212;border-radius:18px;padding:24px;display:grid;gap:14px}.contact-form label{display:grid;gap:8px;font-size:12px;color:#bbb;font-weight:700}.contact-form input,.contact-form select,.contact-form textarea{width:100%;background:#0d0d0d;border:1px solid #303030;border-radius:10px;padding:13px;color:#fff;font:inherit;outline:none}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#6a1c21}.form-note{font-size:10px;color:#717171;line-height:1.5;margin:0}
footer{border-top:1px solid #1f1f1f;padding:30px 0;background:#080808}.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:20px;color:#777;font-size:12px}.footer-brand .brand-mark{font-size:28px}.footer-brand .brand-text b{font-size:20px}
.float-contact{position:fixed;right:18px;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:900;z-index:40;box-shadow:0 8px 25px rgba(0,0,0,.35)}.zalo{bottom:78px;background:#1677ff}.phone{bottom:20px;background:var(--red);font-size:20px}
@media(max-width:980px){nav{display:none;position:absolute;top:76px;left:18px;right:18px;flex-direction:column;align-items:stretch;background:#111;border:1px solid #2a2a2a;padding:16px;border-radius:14px}.menu-btn{display:block}.hero-grid,.contact-grid{grid-template-columns:1fr}.stage-card{height:390px}.cards.three,.software-grid{grid-template-columns:1fr 1fr}.product-grid{grid-template-columns:1fr 1fr}.project-grid{grid-template-columns:1fr}.project{min-height:260px}.section-head.split{align-items:start;flex-direction:column}}
@media(max-width:640px){.container{width:min(100% - 24px,1180px)}.hero{padding-top:58px}.hero-grid{gap:36px}h1{letter-spacing:-2px}.stage-card{height:330px}.screen{left:18%;right:18%}.speaker.left{left:6%}.speaker.right{right:6%}.trust-row{justify-content:center;padding:18px 0}.section{padding:70px 0}.cards.three,.software-grid,.product-grid{grid-template-columns:1fr}.cta-box{align-items:flex-start;flex-direction:column}.footer-grid{flex-direction:column;align-items:flex-start}.contact-list div{flex-direction:column;gap:5px}.contact-list span{text-align:left}.hero-badges{gap:10px}.hero-actions{flex-wrap:wrap}}


/* ===== V2 upgrades ===== */
.hero-copy{min-width:0}.hero-copy h1{overflow:visible;padding-top:4px;max-width:760px}.hero-line{display:block;white-space:normal}.hero-line strong{color:var(--red2);font-weight:900}
.quick-services{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.quick-services span{border:1px solid #2f2f2f;background:rgba(255,255,255,.025);color:#bcbcbc;font-size:10px;font-weight:800;letter-spacing:.6px;padding:7px 10px;border-radius:999px;text-transform:uppercase}
.mini-cta{border-top:1px solid #201719;border-bottom:1px solid #2d1c1f;background:linear-gradient(90deg,#120b0c,#1a0d10 55%,#120b0c)}.mini-cta-row{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.mini-cta-row>div{display:flex;flex-direction:column;gap:4px}.mini-cta-row b{font-size:14px;color:#fff}.mini-cta-row span{font-size:12px;color:#8f8f8f}.mini-cta-row a{color:#ff6269;font-size:13px;font-weight:900;white-space:nowrap}
.soft-actions{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:18px 8px 0}.soft-actions .tag{margin:0}.soft-actions a{color:#ff6269;font-size:11px;font-weight:800}
.stage-card{min-width:0}
@media(max-width:1180px){.hero-grid{gap:34px}h1{font-size:clamp(40px,5vw,64px)}}
@media(max-width:1080px){.hero-grid{grid-template-columns:1fr .9fr}.hero-copy>p{font-size:15px}.stage-card{height:390px}}
@media(max-width:980px){.hero-grid{grid-template-columns:1fr}.hero-copy h1{max-width:900px}.stage-card{max-width:760px;width:100%;margin:auto}}
@media(max-width:640px){.hero-copy h1{font-size:42px;line-height:1.02}.mini-cta-row{align-items:flex-start;flex-direction:column;padding:18px 0}}
@media(max-width:420px){.hero-copy h1{font-size:36px}}


/* ===== V3 real MLA logo + contacts ===== */
.brand-real img{width:46px;height:46px;object-fit:cover;border-radius:50%;border:1px solid #383838;box-shadow:0 0 0 2px rgba(255,255,255,.03)}
.footer-brand.brand-real img{width:40px;height:40px}
.contact-list a{color:#f2f2f2;font-weight:800}.contact-list a:hover{color:#ff6168}
.hero-actions .btn:first-child{box-shadow:0 10px 30px rgba(226,27,35,.24)}
@media(max-width:640px){.brand-real img{width:40px;height:40px}.hero-actions .btn{width:100%}}

/* ===== V4 MULTI-PAGE ===== */
.subhero{padding:86px 0 56px;background:radial-gradient(circle at 70% 15%,rgba(226,27,35,.16),transparent 30%),linear-gradient(180deg,#090909,#111);border-bottom:1px solid #202020}.subhero h1{max-width:900px;margin-bottom:18px}.subhero p{max-width:760px;color:#a5a5a5;font-size:16px;line-height:1.7}.crumb{font-size:11px;color:#777;margin-bottom:18px}.crumb a{color:#aaa}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.detail-card{background:#121212;border:1px solid #262626;border-radius:18px;padding:26px;min-height:220px}.detail-card h3{margin:8px 0 10px;font-size:21px}.detail-card p{color:#999;line-height:1.7;font-size:13px}.detail-card .num{font-size:11px;color:var(--gold);letter-spacing:1.5px;font-weight:800}.package{border:1px solid #2a2a2a;border-radius:18px;overflow:hidden;background:#101010}.package-head{padding:22px;border-bottom:1px solid #242424}.package-head h3{margin:0 0 6px}.package-head p{margin:0;color:#8e8e8e;font-size:12px}.package ul{margin:0;padding:20px 38px 24px;color:#aaa;line-height:1.9;font-size:13px}.product-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-list .product{height:100%}.specs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}.specs span{padding:9px 10px;border-radius:8px;background:#0b0b0b;border:1px solid #242424;color:#999;font-size:11px}.software-detail{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;padding:34px;border:1px solid #292929;background:#111;border-radius:20px;margin-bottom:22px}.software-detail h2{font-size:38px}.software-detail p{color:#9b9b9b;line-height:1.7}.software-detail ul{color:#aaa;line-height:1.9;font-size:13px}.soft-preview{min-height:300px;border:1px solid #292929;border-radius:15px;background:linear-gradient(180deg,#0b0b0b,#141414);padding:16px;display:flex;flex-direction:column;gap:10px}.soft-preview .bar{height:28px;border-bottom:1px solid #252525}.soft-preview .graph{flex:1;border:1px solid #222;background:linear-gradient(#171717 1px,transparent 1px),linear-gradient(90deg,#171717 1px,transparent 1px);background-size:24px 20px;position:relative}.soft-preview .graph:after{content:"";position:absolute;left:4%;right:4%;top:48%;height:2px;background:var(--red);transform:skewY(-5deg);box-shadow:0 45px 0 rgba(212,175,55,.85)}.page-cta{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px;border:1px solid #352023;border-radius:18px;background:linear-gradient(100deg,#180d0f,#101010)}.page-cta h3{margin:0 0 5px}.page-cta p{margin:0;color:#8f8f8f;font-size:13px}@media(max-width:900px){.detail-grid,.product-list{grid-template-columns:1fr 1fr}.software-detail{grid-template-columns:1fr}}@media(max-width:640px){.detail-grid,.product-list{grid-template-columns:1fr}.page-cta{align-items:flex-start;flex-direction:column}.subhero{padding-top:58px}}


/* ==================== V5 ==================== */
nav a.active{color:#fff;position:relative}
nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-12px;height:2px;background:var(--red);border-radius:10px}

.hero-brand-panel{min-height:430px;border:1px solid #292929;border-radius:24px;background:linear-gradient(145deg,#131313,#080808);padding:22px;display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.hero-brand-panel:before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(226,27,35,.12);filter:blur(70px);right:-90px;top:-80px}
.hero-brand-top{display:flex;align-items:center;gap:12px;position:relative;z-index:1}
.hero-brand-top img{width:54px;height:54px;border-radius:50%;object-fit:cover;border:1px solid #353535}
.hero-brand-top div{display:flex;flex-direction:column}.hero-brand-top b{font-size:18px}.hero-brand-top span{font-size:9px;letter-spacing:2.2px;color:#8f8f8f}
.hero-event-screen{flex:1;margin:24px 0 16px;border:1px solid #2c2022;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 40%,#3b0d11,#130b0c 42%,#090909 75%);position:relative;z-index:1}
.hero-event-screen span{font-size:44px;font-weight:900;letter-spacing:-2px}.hero-event-screen strong{font-size:44px;color:var(--red);letter-spacing:-2px}.hero-event-screen small{margin-top:9px;letter-spacing:3px;color:#999;font-size:9px}
.hero-tech-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;position:relative;z-index:1}.hero-tech-row div{border:1px solid #282828;border-radius:11px;padding:12px;background:#101010}.hero-tech-row b{display:block;font-size:9px;color:#eee}.hero-tech-row span{font-size:8px;color:#747474}
.hero-contact-bar{display:flex;justify-content:space-between;align-items:center;margin-top:10px;border-top:1px solid #242424;padding-top:12px;position:relative;z-index:1}.hero-contact-bar span{font-size:10px;color:#727272;text-transform:uppercase;letter-spacing:1px}.hero-contact-bar b{color:#ff565d;font-size:16px}

.v5-showcase{padding-top:64px;padding-bottom:64px}
.v5-solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.solution-card{min-height:285px;padding:24px;border:1px solid #282828;border-radius:20px;background:#111;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;transition:.25s}
.solution-card:hover{transform:translateY(-4px);border-color:#454545}
.solution-card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 12%,rgba(226,27,35,.13),transparent 33%);pointer-events:none}
.solution-no{font-size:11px;color:#616161;letter-spacing:2px}.solution-card small{color:var(--gold);font-size:10px;letter-spacing:1.8px}.solution-card h3{font-size:26px;margin:8px 0}.solution-card p{font-size:12px;color:#909090}.solution-card>b{font-size:12px;color:#ff5b63}
.solution-audio:before{background:radial-gradient(circle at 85% 12%,rgba(255,255,255,.08),transparent 33%)}.solution-soft:before{background:radial-gradient(circle at 85% 12%,rgba(212,175,55,.10),transparent 33%)}

.v5-project-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:16px}
.v5-project{min-height:330px;border:1px solid #282828;border-radius:20px;padding:24px;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg,transparent 15%,rgba(0,0,0,.93)),radial-gradient(circle at 50% 28%,#3b0d11,#141414 48%,#080808 85%);overflow:hidden;transition:.25s}
.v5-project:hover{transform:translateY(-3px);border-color:#444}.v5-project span{color:var(--gold);font-size:10px;letter-spacing:2px}.v5-project h3{margin:7px 0;font-size:24px}.v5-project p{margin:0;color:#929292;font-size:12px}.project-showroom{background:linear-gradient(180deg,transparent 15%,rgba(0,0,0,.93)),radial-gradient(circle at 50% 28%,#303030,#141414 48%,#080808 85%)}.project-system{background:linear-gradient(180deg,transparent 15%,rgba(0,0,0,.93)),radial-gradient(circle at 50% 28%,#371317,#141414 48%,#080808 85%)}

.package-grid,.catalog-grid,.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.package-card,.download-card{border:1px solid #292929;background:#111;border-radius:18px;padding:24px}.package-card.featured{border-color:#5a2226;background:linear-gradient(145deg,#1e1012,#101010)}.package-card small{color:var(--gold);letter-spacing:2px;font-size:9px}.package-card h3{font-size:24px;margin:8px 0}.package-card p,.package-card li{color:#959595;font-size:13px;line-height:1.6}.package-card ul{padding-left:18px}.package-card a{display:inline-block;margin-top:12px;color:#ff5a62;font-weight:800;font-size:12px}

.catalog-card{border:1px solid #292929;background:#101010;border-radius:18px;overflow:hidden}.speaker-render{height:250px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,#292929,#0b0b0b 65%)}.speaker-render:before{content:"";position:absolute;width:150px;height:190px;border-radius:10px;background:linear-gradient(145deg,#1b1b1b,#080808);border:1px solid #343434;box-shadow:0 20px 35px rgba(0,0,0,.45)}.speaker-render i{z-index:2;width:78px;height:78px;border-radius:50%;background:radial-gradient(circle,#161616 0 35%,#252525 37% 48%,#090909 50%);margin:5px}.speaker-render span,.speaker-render b{z-index:2}.speaker-render span{color:var(--red);font-size:9px;font-weight:900;letter-spacing:2px}.speaker-render b{font-size:16px}.speaker-render.array:before{height:160px;transform:skewY(-2deg)}.sub-render:before{height:175px;width:180px}.sub-render i{width:118px;height:118px}
.catalog-body{padding:21px}.catalog-body small{color:#6d6d6d;font-size:9px;letter-spacing:1.7px}.catalog-body h3{font-size:22px;margin:8px 0}.catalog-body p{color:#8f8f8f;font-size:12px;line-height:1.6}.catalog-body a{display:inline-block;margin-top:12px;color:#ff5c64;font-size:12px;font-weight:800}.catalog-spec{display:flex;gap:7px;flex-wrap:wrap}.catalog-spec span{font-size:9px;padding:6px 8px;border:1px solid #303030;border-radius:999px;color:#8d8d8d}

.download-card{display:flex;flex-direction:column;gap:10px}.download-card b{font-size:22px}.download-card>span{color:var(--gold);font-size:10px;letter-spacing:1px}.download-card p{color:#929292;font-size:12px;line-height:1.6;min-height:58px}.download-card button{padding:12px;border-radius:10px;border:1px solid #2f2f2f;background:#171717;color:#646464;font-weight:800;cursor:not-allowed}

.subhero{padding:90px 0 60px;background:radial-gradient(circle at 75% 20%,rgba(226,27,35,.14),transparent 34%),#0b0b0b;border-bottom:1px solid #202020}.subhero h1{font-size:clamp(42px,6vw,72px);margin:0;letter-spacing:-3px}.subhero h1 strong{color:var(--red)}.subhero p{color:#969696}
.real-photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.real-photo-grid figure{margin:0;border:1px solid #282828;background:#111;border-radius:18px;overflow:hidden}.photo-slot{height:260px;display:flex;align-items:center;justify-content:center;text-align:center;background:radial-gradient(circle at 50% 35%,#2c1114,#111 48%,#090909);position:relative}.photo-slot span{font-size:10px;color:#6e6e6e;border:1px dashed #414141;padding:9px 12px;border-radius:8px}.real-photo-grid figcaption{padding:16px;display:flex;flex-direction:column;gap:5px}.real-photo-grid figcaption b{font-size:14px}.real-photo-grid figcaption small{color:#7e7e7e}.slot-2,.slot-5{background:radial-gradient(circle at 50% 35%,#292929,#111 48%,#090909)}.slot-3,.slot-6{background:radial-gradient(circle at 50% 35%,#331216,#111 48%,#090909)}

@media(max-width:980px){
  .v5-solution-grid,.package-grid,.catalog-grid,.download-grid{grid-template-columns:1fr 1fr}
  .v5-project-grid{grid-template-columns:1fr}
  .real-photo-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .hero-brand-panel{min-height:380px}
  .hero-tech-row{grid-template-columns:1fr}
  .v5-solution-grid,.package-grid,.catalog-grid,.download-grid,.real-photo-grid{grid-template-columns:1fr}
  nav a.active:after{display:none}
  .subhero{padding-top:60px}
}


/* ===== V6 Project Gallery Upgrade ===== */
.v6-photo-grid{
  gap:18px;
}
.smart-photo-card{
  margin:0;
  border:1px solid #2b2b2b;
  background:#111;
  border-radius:18px;
  overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.smart-photo-card:hover{
  transform:translateY(-3px);
  border-color:#454545;
  box-shadow:0 18px 36px rgba(0,0,0,.28);
}
.smart-photo-frame{
  position:relative;
  height:260px;
  background:radial-gradient(circle at 50% 25%, rgba(226,27,35,.12), transparent 30%), linear-gradient(180deg,#161616,#0d0d0d);
  overflow:hidden;
}
.smart-photo-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.smart-photo-frame img.is-missing{
  display:none;
}
.photo-fallback{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:flex-end;
  padding:18px;
  gap:6px;
  background:
    linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.88)),
    radial-gradient(circle at 70% 20%, rgba(226,27,35,.16), transparent 30%),
    linear-gradient(180deg,#171717,#0f0f0f);
}
.photo-fallback b{
  font-size:22px;
  color:#fff;
}
.photo-fallback small{
  color:#bcbcbc;
  font-size:12px;
}
.photo-fallback em{
  color:#7d7d7d;
  font-size:10px;
  font-style:normal;
  border:1px dashed #424242;
  border-radius:8px;
  padding:8px 10px;
  margin-top:6px;
}
.status-pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(226,27,35,.14);
  border:1px solid rgba(255,80,80,.28);
  color:#ff7a7a;
  font-size:10px;
  font-weight:800;
  letter-spacing:.8px;
  text-transform:uppercase;
}
.smart-photo-card figcaption{
  padding:16px 18px 18px;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.smart-photo-card figcaption b{
  font-size:18px;
}
.smart-photo-card figcaption small{
  color:#979797;
  font-size:12px;
}
.upload-guide-box{
  margin-top:28px;
  border:1px solid #322224;
  border-radius:20px;
  background:linear-gradient(135deg,#181011,#101010);
  padding:24px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:24px;
  align-items:center;
}
.upload-guide-box h3{
  margin:6px 0 10px;
  font-size:28px;
}
.upload-guide-box p{
  color:#9b9b9b;
  line-height:1.65;
  margin:0;
}
.guide-steps{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.guide-steps span{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:56px;
  border:1px solid #2d2d2d;
  border-radius:14px;
  background:#131313;
  color:#d3d3d3;
  font-weight:700;
  font-size:12px;
  text-align:center;
  padding:8px;
}
@media(max-width:900px){
  .upload-guide-box{
    grid-template-columns:1fr;
  }
}
@media(max-width:640px){
  .smart-photo-frame{
    height:220px;
  }
  .photo-fallback b{
    font-size:18px;
  }
  .guide-steps{
    grid-template-columns:1fr;
  }
}


/* ===== V7 real image integration ===== */
.homepage-real-section{
  padding-top:56px;
  padding-bottom:56px;
}
.home-photo-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr;
  gap:16px;
}
.home-photo{
  display:block;
  border-radius:18px;
  overflow:hidden;
  border:1px solid #2a2a2a;
  background:#111;
  min-height:260px;
}
.home-photo.large{min-height:360px}
.home-photo img,
.real-product-card img,
.event-showcase-card img,
.ecosystem-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.has-real-image{
  background:#000;
}
.real-gallery .smart-photo-frame{
  background:#000;
}
.real-product-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
  margin-top:18px;
}
.real-product-card{
  border:1px solid #2b2b2b;
  border-radius:18px;
  overflow:hidden;
  background:#111;
}
.real-product-card img{
  height:420px;
  object-fit:cover;
}
.real-product-body{
  padding:18px 20px 22px;
}
.real-product-body h3{
  margin:0 0 8px;
  font-size:24px;
}
.real-product-body p{
  margin:0;
  color:#9a9a9a;
  line-height:1.7;
  font-size:13px;
}
.event-showcase-card{
  overflow:hidden;
  border:1px solid #2b2b2b;
  border-radius:20px;
  background:#111;
}
.event-showcase-card img{
  max-height:700px;
}
.software-ecosystem-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.ecosystem-card{
  border:1px solid #2a2a2a;
  border-radius:18px;
  overflow:hidden;
  background:#111;
}
.ecosystem-card img{
  height:220px;
}
.ecosystem-card b{
  display:block;
  padding:14px 16px 18px;
  font-size:18px;
}
@media(max-width:980px){
  .home-photo-grid,
  .software-ecosystem-grid{
    grid-template-columns:1fr;
  }
  .real-product-grid{
    grid-template-columns:1fr;
  }
}


/* ===== V8 commerce and contact ===== */
.contact-hub-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.hub-card{border:1px solid #2a2a2a;border-radius:18px;background:#111;padding:22px;min-height:180px;display:flex;flex-direction:column;justify-content:flex-end;gap:5px;transition:.22s ease}
.hub-card:hover{transform:translateY(-3px);border-color:#454545}
.hub-icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:#1a1a1a;border:1px solid #303030;margin-bottom:auto;font-size:19px;font-weight:900;color:#fff}
.hub-card small{font-size:9px;letter-spacing:1.8px;color:#777}
.hub-card b{font-size:20px}
.hub-card em{font-style:normal;font-size:11px;color:#8d8d8d}
.zalo-card .hub-icon{background:#1169df}
.map-card .hub-icon{background:#522024;color:#ff777d}
.form-actions-v8{display:flex;gap:10px;flex-wrap:wrap}
.form-actions-v8 .btn{flex:1}

.v8-footer-links{border-top:1px solid #202020;background:#0b0b0b;padding:26px 0}
.footer-link-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.footer-link-grid a{border:1px solid #242424;background:#101010;border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:5px}
.footer-link-grid b{font-size:13px}
.footer-link-grid span{font-size:10px;color:#797979}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.price-card{border:1px solid #292929;background:#111;border-radius:18px;padding:16px;overflow:hidden}
.price-thumb{height:230px;border-radius:12px;overflow:hidden;background:#090909;margin-bottom:18px}
.price-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.price-card>small{font-size:9px;color:var(--gold);letter-spacing:1.7px}
.price-card h3{font-size:25px;margin:7px 0}
.price-card p{color:#919191;font-size:12px;line-height:1.65;min-height:58px}
.price-line{border-top:1px solid #282828;border-bottom:1px solid #282828;padding:12px 0;margin:14px 0;display:flex;justify-content:space-between;gap:12px;align-items:center}
.price-line span{font-size:10px;color:#777}
.price-line b{color:#ff646b;font-size:15px;text-align:right}
.price-card>a{color:#ff6269;font-size:12px;font-weight:800}
.catalog-note{margin-top:16px;padding:15px 17px;border:1px solid #2a2a2a;background:#101010;border-radius:12px;color:#8c8c8c;font-size:11px;line-height:1.6}

.download-disabled{display:block;text-align:center;padding:12px;border-radius:10px;border:1px solid #2f2f2f;background:#171717;color:#747474;font-weight:800;font-size:12px}
.download-note-card,.quote-box-v8{border:1px solid #342225;border-radius:20px;background:linear-gradient(135deg,#1a1012,#101010);padding:28px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.download-note-card h2,.quote-box-v8 h2{font-size:34px;margin-bottom:10px}
.download-note-card p,.quote-box-v8 p{max-width:760px;color:#999;line-height:1.7;margin:0}
.quote-actions-v8{display:flex;gap:10px;flex-wrap:wrap;min-width:250px;justify-content:flex-end}

@media(max-width:980px){
  .contact-hub-grid,.footer-link-grid{grid-template-columns:1fr 1fr}
  .price-grid{grid-template-columns:1fr}
  .download-note-card,.quote-box-v8{flex-direction:column;align-items:flex-start}
  .quote-actions-v8{justify-content:flex-start;min-width:0}
}
@media(max-width:560px){
  .contact-hub-grid,.footer-link-grid{grid-template-columns:1fr}
  .hub-card{min-height:150px}
}


/* ===== V9 admin media ===== */
.dynamic-media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dynamic-media-card{border:1px solid #2a2a2a;background:#111;border-radius:18px;overflow:hidden}
.dynamic-media-frame{height:260px;background:#080808}
.dynamic-media-frame img,.dynamic-media-frame video{width:100%;height:100%;object-fit:cover;display:block}
.dynamic-media-info{padding:14px 16px 18px;display:flex;flex-direction:column;gap:5px}
.dynamic-media-info small{color:var(--gold);font-size:9px;letter-spacing:1.5px}
.dynamic-media-info b{font-size:17px}
.media-empty{border:1px dashed #353535;border-radius:14px;padding:25px;color:#777;text-align:center;grid-column:1/-1}

.home-dynamic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.home-dynamic-card{border:1px solid #282828;background:#111;border-radius:14px;overflow:hidden}
.home-dynamic-card img,.home-dynamic-card video{display:block;width:100%;height:180px;object-fit:cover;background:#080808}
.home-dynamic-card b{display:block;padding:12px 13px;font-size:12px}
.admin-entry{text-align:center;padding:4px 0 16px;background:#080808}
.admin-entry a{color:#383838;font-size:10px;text-decoration:none}
.admin-entry a:hover{color:#777}

@media(max-width:980px){
  .dynamic-media-grid{grid-template-columns:1fr 1fr}
  .home-dynamic-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .dynamic-media-grid,.home-dynamic-grid{grid-template-columns:1fr}
}