/* Sion landing — đỏ/vàng theo profile Canva Sion (13/11/2026) */
:root{
  --red:#C8101E; --red-2:#E3222B; --red-deep:#8E0A10; --red-ink:#3A0507; --night:#1A0304;
  --gold:#FFC81E; --gold-2:#FFE07A; --ink:#1B1214; --muted:#6B5A5C; --cream:#FFF6F3; --line:#F2D9D6;
  --r:22px; --sh:0 18px 50px -18px rgba(142,10,16,.35); --sh-s:0 8px 24px -10px rgba(142,10,16,.3);
  --f:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--f);color:var(--ink);background:#fff;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
svg{width:1em;height:1em;flex:none}
.wrap{width:min(1200px,100% - 40px);margin-inline:auto;position:relative}
.sec{padding:96px 0;position:relative}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:800;border-radius:999px;padding:12px 22px;font-size:15px;transition:transform .2s,box-shadow .2s,background .2s;cursor:pointer;border:0;font-family:inherit;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-lg{padding:16px 28px;font-size:16px}
.btn-block{width:100%}
.btn-red{background:linear-gradient(135deg,var(--red-2),var(--red-deep));color:#fff;box-shadow:0 10px 24px -10px rgba(200,16,30,.8)}
.btn-gold{background:linear-gradient(180deg,#FFD84A,var(--gold));color:var(--red-ink);box-shadow:0 10px 26px -10px rgba(255,170,0,.9)}
.btn-ghost{background:rgba(255,255,255,.85);color:var(--red);border:2px solid rgba(200,16,30,.25);backdrop-filter:blur(6px)}
.play-dot{width:22px;height:22px;border-radius:50%;background:var(--red);position:relative}
.play-dot::after{content:"";position:absolute;left:8px;top:6px;border-left:8px solid #fff;border-top:5px solid transparent;border-bottom:5px solid transparent}

/* ---------- header ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,box-shadow .3s}
.hdr-in{display:flex;align-items:center;gap:28px;height:76px}
.hdr-logo{position:relative;height:38px;width:128px}
.hdr-logo img{position:absolute;inset:0;height:100%;width:auto;transition:opacity .3s}
.logo-trang{opacity:0}
.nav{display:flex;gap:26px;margin-left:auto;font-weight:700;font-size:15px}
.nav a{position:relative;padding:6px 0;color:var(--ink)}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;border-radius:3px;background:var(--red);transition:right .25s}
.nav a:hover::after,.nav a.on::after{right:0}
.nav-cta-m{display:none}
.hdr.solid{background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 6px 24px -14px rgba(0,0,0,.25)}
.burger{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.burger span{width:24px;height:3px;border-radius:3px;background:var(--red);transition:.3s}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;padding:120px 0 150px;overflow:hidden;display:flex;align-items:center;background:#fff}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(1.1) blur(2px);transform:scale(1.04)}
.hero-veil{position:absolute;inset:0;background:
  linear-gradient(90deg,#fff 0%,rgba(255,255,255,.96) 34%,rgba(255,240,236,.72) 58%,rgba(200,16,30,.55) 100%),
  radial-gradient(60% 80% at 85% 40%,rgba(200,16,30,.35),transparent 70%)}
.hero-in{display:grid;grid-template-columns:1.02fr 1fr;gap:40px;align-items:center;z-index:2}
.pill-outline{display:inline-block;border:2.5px solid var(--red);border-radius:999px;padding:8px 20px;font-weight:600;font-size:17px;background:#fff}
.pill-outline b{color:var(--red);font-weight:900;font-size:1.15em}
.hero h1{margin-top:22px;line-height:1.02;font-style:italic;font-weight:900;letter-spacing:-.02em}
.h1-a{display:block;font-size:clamp(34px,4.6vw,60px);color:var(--red-ink)}
.h1-b{display:block;white-space:nowrap;font-size:clamp(48px,6.4vw,92px);color:var(--red);text-shadow:0 6px 0 rgba(142,10,16,.08)}
.swoosh{width:min(380px,70%);height:24px;margin:2px 0 0 36px}
.hero-lead{margin-top:18px;font-size:clamp(16px,1.5vw,19px);color:#2b1d1f;border-left:4px solid var(--red);padding-left:16px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;max-width:520px}
.stat{background:rgba(255,255,255,.9);border-radius:18px;padding:16px 10px;text-align:center;box-shadow:var(--sh-s);border:1px solid #fde3df}
.stat .ic{font-size:30px;color:var(--red);margin:0 auto 4px}
.stat b{display:block;font-size:clamp(26px,2.6vw,34px);font-weight:900;color:var(--red);line-height:1.1}
.stat span{font-size:14px;font-weight:600;color:#3b2a2c}

.hero-phones{position:relative;height:600px;display:flex;align-items:center;justify-content:center}
.glow-ring{position:absolute;left:50%;bottom:58px;width:115%;height:150px;transform:translateX(-50%);border-radius:50%;
  border:5px solid rgba(255,200,30,.95);box-shadow:0 0 30px 8px rgba(255,170,0,.65),inset 0 0 30px 6px rgba(255,170,0,.5);
  animation:ring 4s ease-in-out infinite}
@keyframes ring{50%{box-shadow:0 0 44px 14px rgba(255,170,0,.8),inset 0 0 36px 10px rgba(255,170,0,.6)}}
.phone{position:relative;border-radius:34px;padding:9px;background:linear-gradient(145deg,#f4e2d8,#b9a59c 40%,#f7ebe4 60%,#9f8b83);box-shadow:0 30px 60px -20px rgba(60,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.6)}
.phone .screen{position:relative;border-radius:26px;overflow:hidden;background:#111;aspect-ratio:9/19}
.phone .screen::before{content:"";position:absolute;top:9px;left:50%;transform:translateX(-50%);width:34%;height:20px;border-radius:20px;background:#000;z-index:3}
.phone video,.phone img{width:100%;height:100%;object-fit:cover}
.ph-c{width:250px;z-index:3;transform:translateY(-10px)}
.ph-l,.ph-r{width:200px;position:absolute;z-index:2}
.ph-l{left:4%;transform:rotate(-9deg) translateY(30px)}
.ph-r{right:4%;transform:rotate(9deg) translateY(30px)}
.hero-phones .phone{animation:bob 6s ease-in-out infinite}
.hero-phones .ph-l{animation-delay:-2s}.hero-phones .ph-r{animation-delay:-4s}
@keyframes bob{50%{margin-top:-14px}}
.tt-ui{position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,.55))}
.tt-handle{position:absolute;left:12px;bottom:16px;color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;gap:5px}
.tick{width:13px;height:13px;border-radius:50%;background:#20D5EC;display:inline-block;position:relative}
.tick::after{content:"";position:absolute;left:4px;top:2px;width:3px;height:6px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.tt-rail{position:absolute;right:9px;bottom:52px;display:flex;flex-direction:column;gap:14px;color:#fff;align-items:center}
.tt-rail svg{font-size:22px;filter:drop-shadow(0 1px 2px rgba(0,0,0,.5))}
.tt-rail svg:first-of-type{color:#FF2D55}
.r-av{width:30px;height:30px;border-radius:50%;border:2px solid #fff;background:linear-gradient(135deg,var(--gold),var(--red))}
.hero-wave{position:absolute;left:0;bottom:-1px;width:100%;height:120px;z-index:2}

/* ---------- logos ---------- */
.logos{background:var(--red-deep);padding:26px 0 30px;color:#fff;text-align:center}
.logos-t{font-weight:600;margin-bottom:16px;opacity:.95}.logos-t b{color:var(--gold)}
.marquee{overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.mq-track{display:flex;gap:28px;width:max-content;animation:mq 40s linear infinite}
.marquee:hover .mq-track{animation-play-state:paused}
.rev .mq-track{animation-direction:reverse}
@keyframes mq{to{transform:translateX(-50%)}}
.logo-chip{width:92px;height:92px;border-radius:50%;background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.25);overflow:hidden;flex:none}
.logo-chip img{width:100%;height:100%}

/* ---------- section titles ---------- */
.ribbon{display:table;margin:0 auto;text-align:center;font-style:italic;font-weight:900;text-transform:uppercase;color:#fff;font-size:clamp(24px,3.4vw,42px);line-height:1.15;
  padding:14px 44px;border-radius:999px;background:linear-gradient(180deg,var(--red-2),var(--red-deep));box-shadow:0 14px 30px -12px rgba(142,10,16,.7),inset 0 2px 0 rgba(255,255,255,.25)}
.ribbon em{color:var(--gold)}
.big-title{text-align:center;font-weight:900;font-style:italic;text-transform:uppercase;font-size:clamp(26px,3.7vw,50px);line-height:1.08;color:var(--red-ink);margin-top:18px;letter-spacing:-.01em}
.big-title span{color:var(--red);background:linear-gradient(transparent 62%,rgba(255,200,30,.55) 62%)}
.big-title .hl-gold{display:inline-block;color:var(--gold);background:var(--red);border-radius:20px;padding:0 14px;box-shadow:0 8px 20px -8px rgba(200,16,30,.8)}
.sec-lead{text-align:center;max-width:900px;margin:22px auto 0;font-size:clamp(16px,1.6vw,20px);font-weight:500}
.sec-lead mark{display:inline-block;margin-top:8px;background:var(--gold);color:var(--red);font-weight:900;font-style:italic;padding:2px 14px;border-radius:999px}
.sec-lead.light{color:#fbe9e7}
.tag-red{display:inline-block;color:#fff;font-weight:900;text-transform:uppercase;font-size:clamp(24px,3vw,38px);padding:10px 34px 10px 22px;background:linear-gradient(90deg,var(--red-deep),var(--red-2));border-radius:0 999px 999px 0;margin-left:-20px}
.tag-red b{color:var(--gold)}

/* ---------- pain ---------- */
.pain{background:linear-gradient(180deg,#fff 0%,var(--cream) 50%,#fbe0dc 100%)}
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
.pain-card{position:relative;background:#fff;border-radius:var(--r);padding:30px 18px 18px;box-shadow:var(--sh);display:flex;flex-direction:column;text-align:center;border:1px solid var(--line);transition:transform .3s}
.pain-card:hover{transform:translateY(-6px)}
.num{position:absolute;top:-16px;left:18px;background:linear-gradient(180deg,var(--red-2),var(--red-deep));color:#fff;font-weight:900;font-style:italic;font-size:24px;padding:4px 16px;border-radius:12px 12px 12px 2px;transform:skew(-8deg)}
.ic-big{font-size:58px;color:var(--red);margin:4px auto 10px}
.pain-card h3{font-weight:900;font-style:italic;text-transform:uppercase;color:var(--red);font-size:22px;background:#fff1ef;border-radius:999px;padding:6px 10px;margin-bottom:14px}
.ticks{list-style:none;text-align:left;display:grid;gap:8px;font-size:15px;margin-bottom:16px;flex:1}
.ticks li{position:relative;padding-left:28px}
.ticks li::before{content:"";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:50%;background:var(--gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%23fff' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.ticks.sm{font-size:14px;gap:4px;margin:6px 0 0}
.ticks.sm li::before{width:17px;height:17px;background-size:11px}
.pain-card img{border-radius:14px;aspect-ratio:16/9;object-fit:cover;width:100%}
.warn{margin-top:12px;font-weight:700;font-size:15px;background:#fff1ef;border-radius:999px;padding:8px 10px;display:flex;align-items:center;justify-content:center;gap:8px}
.warn::before{content:"!";width:22px;height:22px;border-radius:50%;background:var(--red);color:#fff;font-weight:900;display:grid;place-items:center;font-size:14px}
.pain-key{margin:44px auto 0;max-width:1000px;display:flex;align-items:center;gap:24px;background:#fff;border-radius:999px;padding:22px 40px;box-shadow:var(--sh)}
.ic-target{font-size:64px;color:var(--red);border-right:3px solid var(--red);padding-right:20px;width:84px}
.pain-key p{font-size:clamp(16px,1.7vw,22px);line-height:1.4}
.pain-key span{color:var(--red);font-weight:800}

/* ---------- solution ---------- */
.sol{background:radial-gradient(70% 60% at 0% 100%,rgba(200,16,30,.12),transparent),#fff}
.sol-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;margin-top:50px}
.sol-media{position:relative;padding:20px 30px 40px 0}
.vid-frame{border-radius:28px;overflow:hidden;box-shadow:0 30px 60px -24px rgba(142,10,16,.6);border:6px solid #fff;aspect-ratio:4/3;background:#300}
.vid-frame video{width:100%;height:100%;object-fit:cover}
.float-card{position:absolute;display:flex;align-items:center;gap:12px;background:#fff;border-radius:16px;padding:12px 16px;box-shadow:var(--sh);animation:bob 5s ease-in-out infinite}
.float-card svg{font-size:30px;color:#fff;background:var(--red);border-radius:12px;padding:6px;width:42px;height:42px}
.float-card b{display:block;font-size:15px;color:var(--red-ink)}
.float-card span{font-size:13px;color:var(--muted)}
.fc-1{top:0;right:0}.fc-2{bottom:10px;left:-20px;animation-delay:-1.7s}.fc-2 b{color:#F5A400;letter-spacing:2px}
.fc-3{bottom:-10px;right:30px;animation-delay:-3.3s}
.sol-list{list-style:none;display:grid;gap:16px}
.sol-list li{display:flex;align-items:center;gap:18px;background:linear-gradient(90deg,#fff,#fff5f3);border-radius:20px;padding:14px 20px 14px 14px;box-shadow:var(--sh-s);border:1px solid var(--line);transition:transform .25s}
.sol-list li:hover{transform:translateX(6px)}
.sq{flex:none;display:grid;place-items:center;width:64px;height:64px;border-radius:18px;background:linear-gradient(145deg,var(--red-2),var(--red-deep));color:#fff;font-size:32px;box-shadow:0 10px 20px -8px rgba(142,10,16,.7)}
.sol-list h3{font-weight:900;font-style:italic;color:var(--red);font-size:22px;line-height:1.2}
.stars{color:#F5B700;font-style:normal;letter-spacing:2px;font-size:18px}
.sol-list p{font-weight:500;color:#3b2a2c}

/* ---------- flow ---------- */
.flow{background:linear-gradient(180deg,var(--cream),#fff)}
.flow-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:center;margin-top:48px}
.laptop{filter:drop-shadow(0 30px 40px rgba(60,0,0,.3))}
.lp-screen{background:#fff;border:14px solid #111;border-bottom-width:18px;border-radius:22px 22px 0 0;padding:18px 18px 22px}
.lp-k{color:var(--red);font-weight:900;font-size:13px;text-transform:uppercase}
.lp-t{font-weight:900;font-size:22px;text-transform:uppercase;line-height:1.1;margin-bottom:12px}
.lp-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.lp-chips span{font-size:11px;font-weight:600;border:1px solid #eee;border-radius:999px;padding:3px 9px;background:#fafafa}
.lp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.lp-tile{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:1/0.82;background:#ddd}
.lp-tile img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lp-tile:hover img{transform:scale(1.08)}
.lp-tile .tg{position:absolute;left:5px;top:5px;font-size:9px;font-weight:700;color:#fff;background:rgba(0,0,0,.55);border-radius:6px;padding:2px 6px}
.lp-tile .tg.hot::before{content:"HOT";background:var(--red);border-radius:4px;padding:0 4px;margin-right:4px}
.lp-tile .dl{position:absolute;right:5px;bottom:5px;font-size:10px;font-weight:700;color:#fff;background:rgba(0,0,0,.6);border-radius:6px;padding:2px 6px}
.lp-base{height:16px;background:linear-gradient(180deg,#d9d9d9,#9a9a9a);border-radius:0 0 18px 18px;margin:0 -6%;position:relative}
.lp-base::after{content:"";position:absolute;left:50%;top:0;transform:translateX(-50%);width:16%;height:6px;border-radius:0 0 8px 8px;background:#bdbdbd}
.steps{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:18px;counter-reset:s}
.steps li{position:relative;background:#fff;border-radius:22px;padding:34px 16px 22px;text-align:center;box-shadow:var(--sh);border:1px solid var(--line)}
.steps .n{position:absolute;top:-18px;left:50%;transform:translateX(-50%);background:var(--red);color:#fff;font-weight:900;font-size:20px;border-radius:12px;padding:3px 14px;box-shadow:0 6px 14px -4px rgba(200,16,30,.7)}
.steps svg{font-size:52px;color:var(--red);margin:0 auto 10px}
.steps b{font-size:19px;font-weight:800;line-height:1.25;display:block}
.result-bar{margin-top:48px;display:grid;grid-template-columns:auto repeat(4,1fr);align-items:center;gap:10px;background:linear-gradient(90deg,var(--red-deep),var(--red-2),var(--red-deep));border-radius:999px;padding:16px 34px;color:#fff;box-shadow:0 20px 40px -18px rgba(142,10,16,.9)}
.rb-k{font-style:italic;font-weight:900;font-size:clamp(22px,2.4vw,34px);padding-right:24px;border-right:2px solid rgba(255,255,255,.4)}
.rb-k span{color:var(--gold)}
.result-bar div{display:flex;align-items:center;gap:12px;justify-content:center;font-weight:700;font-size:16px;line-height:1.2}
.result-bar div+div{border-left:1px solid rgba(255,255,255,.3)}
.result-bar svg{font-size:40px}
.rb-x2 em{color:var(--gold);font-weight:900;font-size:26px;font-style:normal}

/* ---------- styles ---------- */
.style{background:linear-gradient(180deg,#fff,var(--cream))}
.style-grid{display:grid;grid-template-columns:1.7fr 1fr;gap:24px;margin-top:44px;align-items:start}
.types,.formats{background:#fff;border-radius:28px;padding:24px;box-shadow:var(--sh);border:1px solid var(--line)}
.sub-ribbon{display:table;margin:0 auto 22px;background:var(--red);color:#fff;font-weight:900;font-style:italic;text-transform:uppercase;font-size:20px;padding:8px 28px;border-radius:999px}
.sub-ribbon em{color:var(--gold)}
.type-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.type{display:flex;flex-direction:column;gap:14px}
.type-h{text-align:center}
.tic{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--red);color:#fff;font-size:28px;margin:0 auto 8px;box-shadow:0 8px 16px -6px rgba(200,16,30,.7)}
.type h4{font-weight:900;text-transform:uppercase;color:var(--red);font-size:16px}
.type p{font-size:13px;color:#3b2a2c;background:#fff4f2;border-radius:14px;padding:6px 8px;margin-top:6px;min-height:58px}
.phone.sm{border-radius:26px;padding:7px;margin-top:auto}
.types .phone.sm .screen{aspect-ratio:9/17.5}
.phone.sm .screen{border-radius:20px}
.phone.sm .screen::before{height:14px;top:7px}
.cap{position:absolute;inset:auto 0 0;z-index:2;padding:40% 10px 14px;color:#fff;background:linear-gradient(180deg,transparent,rgba(0,0,0,.7));font-style:italic;font-weight:900;line-height:1.15}
.cap b{display:block;font-size:17px;text-shadow:0 2px 4px rgba(0,0,0,.4)}
.cap i{display:block;color:var(--gold);font-size:16px}
.cap-top{inset:0;padding:30% 10px 14px;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.6));text-align:center}
.cap-top ul{list-style:none;text-align:left;font-style:normal;font-weight:700;font-size:12px;margin-top:10px;display:grid;gap:3px}
.cap-top li::before{content:"☑ ";color:var(--gold)}
.formats{display:flex;flex-direction:column}
.fmt{display:grid;grid-template-columns:54px 1fr;gap:12px;align-items:start;padding:14px 0;border-bottom:1px dashed var(--line)}
.fmt:last-child{border:0}
.fmt .sq{width:54px;height:54px;font-size:26px;border-radius:50%}
.fmt h4{font-weight:900;color:var(--red);text-transform:uppercase;font-size:17px}
.fmt-media{grid-column:1/-1;border-radius:14px;overflow:hidden;height:118px;display:flex;gap:6px}
.fmt-media video,.fmt-media img{height:100%;width:100%;object-fit:cover;border-radius:12px}
.fmt-media.album img{width:33.33%}
.fmt-media.mix video{width:62%}.fmt-media.mix img{width:38%}

/* ---------- USP ---------- */
.usp,.net,.contact{background:radial-gradient(80% 70% at 70% 40%,#7E0A0F 0%,var(--red-ink) 55%,var(--night) 100%);color:#fff;overflow:hidden}
.drum{position:absolute;width:900px;height:900px;right:-160px;top:50%;margin-top:-450px;background:url(/assets/img/trong-dong.webp) center/contain no-repeat;opacity:.13;animation:spin 140s linear infinite;pointer-events:none}
@keyframes spin{to{transform:rotate(360deg)}}
.usp-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.usp-list{list-style:none;display:grid;gap:22px;margin-top:34px}
.usp-list li{display:flex;gap:20px;align-items:flex-start}
.sq.dark{background:linear-gradient(145deg,#3a0507,var(--red));border:1px solid rgba(255,255,255,.15);width:76px;height:76px;font-size:40px}
.usp-list h3{font-size:22px;font-weight:900;text-transform:uppercase;letter-spacing:.01em}
.usp-list p{color:#f3d9d6;font-size:15px}
.usp-list p.g{color:var(--gold);font-weight:700}
.orbit{position:relative;width:min(540px,100%);aspect-ratio:1;margin:auto;--rad:44%}
.orbit::before{content:"";position:absolute;inset:6%;border-radius:50%;background:url(/assets/img/trong-dong.webp) center/contain no-repeat;opacity:.35;animation:spin 90s linear infinite reverse}
.orbit-core{position:absolute;left:50%;top:50%;width:40%;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%,var(--red-2),var(--red-deep) 70%);box-shadow:0 0 0 10px rgba(255,255,255,.06),0 0 60px rgba(255,60,60,.5);z-index:2}
.orbit-core img{width:72%}
.ring{position:absolute;inset:0;animation:spin 60s linear infinite}
.node{position:absolute;left:50%;top:50%;width:22%;aspect-ratio:1;margin:-11% 0 0 -11%;transform:rotate(var(--a)) translate(calc(var(--w) * .44)) rotate(calc(var(--a) * -1))}
.node img{width:100%;height:100%;border-radius:50%;box-shadow:0 10px 26px rgba(0,0,0,.45);animation:spin 60s linear infinite reverse;background:#fff}
.orbit:hover .ring,.orbit:hover .node img{animation-play-state:paused}

/* ---------- network ---------- */
.net{padding-bottom:80px}
.net .wrap:first-child{margin-bottom:34px}
.koc-mq{margin-top:16px}
.koc-mq .mq-track{gap:16px;animation-duration:70s}
.koc-card{height:120px;border-radius:16px;overflow:hidden;flex:none;box-shadow:0 10px 24px rgba(0,0,0,.35);background:#fff}
.koc-card img{height:100%;width:auto}
.reel{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:50px}
.phone.xs{border-radius:24px;padding:6px}
.phone.xs .screen{border-radius:19px}
.phone.xs .screen::before{height:12px;top:6px}
.reel .phone:nth-child(even){transform:translateY(26px)}

/* ---------- cases ---------- */
.cases{background:linear-gradient(180deg,#fff,var(--cream))}
.agg{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:860px;margin:28px auto 0}
.agg div{text-align:center;background:#fff;border-radius:18px;padding:14px;box-shadow:var(--sh-s);border:1px solid var(--line)}
.agg b{display:block;font-size:clamp(22px,2.6vw,32px);font-weight:900;color:var(--red);font-style:italic}
.agg span{font-size:14px;font-weight:600;color:var(--muted)}
.case-tabs{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin:40px 0 26px}
.case-tab{display:flex;align-items:center;gap:10px;border:2px solid var(--line);background:#fff;border-radius:999px;padding:5px 16px 5px 5px;font-weight:800;font-size:14px;cursor:pointer;font-family:inherit;color:var(--ink);transition:.2s}
.case-tab img{width:38px;height:38px;border-radius:50%}
.case-tab:hover{border-color:var(--red)}
.case-tab[aria-selected=true]{background:var(--red);border-color:var(--red);color:#fff;box-shadow:0 10px 20px -8px rgba(200,16,30,.8)}
.case-panel{display:grid;grid-template-columns:400px 1fr;gap:28px;background:#fff;border-radius:32px;padding:26px;box-shadow:var(--sh);border:1px solid var(--line)}
.cp-head{display:flex;gap:16px;align-items:center}
.cp-head img{width:96px;height:96px;border-radius:22px;box-shadow:var(--sh-s)}
.cp-head h3{font-size:26px;font-weight:900;color:var(--red);text-transform:uppercase;line-height:1.1}
.cp-head p{font-weight:700}
.cp-book{margin:16px 0;display:inline-block;background:linear-gradient(90deg,var(--red-deep),var(--red-2));color:#fff;border-radius:999px;padding:8px 20px;font-weight:800}
.cp-book b{color:var(--gold);font-size:1.2em}
.kpis{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.kpi{background:#faf6f6;border-radius:18px;padding:14px;border:1px solid #f1e7e6}
.kpi h4{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:900;text-transform:uppercase}
.kpi h4 svg{color:var(--red);font-size:22px}
.kpi .v{font-size:34px;font-weight:900;color:var(--red);line-height:1.2;margin:2px 0}
.kpi .v small{font-size:14px;color:var(--ink);font-weight:800;margin-left:4px}
.kpi .d{font-size:13px;font-weight:600;color:#3b2a2c}
.kpi .up{color:#16A34A;font-weight:900}
.kpi .up::before{content:"▲ "}
.gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.gallery button{border:0;padding:4px;border-radius:16px;background:#1b1b1b;cursor:zoom-in;transition:transform .25s;aspect-ratio:9/19.2;overflow:hidden}
.gallery button:hover{transform:translateY(-4px) scale(1.02)}
.gallery img{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:12px}
.case-panel.swap{animation:swap .45s ease}
@keyframes swap{from{opacity:0;transform:translateY(12px)}}

/* ---------- price ---------- */
.price{background:radial-gradient(60% 50% at 50% 0%,rgba(200,16,30,.10),transparent),#fff}
.price-h{display:flex;align-items:center;justify-content:center;gap:22px;margin-bottom:46px}
.price-h img{height:66px;width:auto;padding-right:22px;border-right:2px solid var(--line)}
.ph-k{font-style:italic;font-weight:800;font-size:26px}
.ph-t{display:inline-block;background:var(--red);color:#fff;font-weight:800;font-style:italic;font-size:clamp(18px,2vw,24px);padding:6px 22px;border-radius:999px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{position:relative;background:#fff;border-radius:28px;overflow:hidden;box-shadow:var(--sh);border:1px solid var(--line);display:flex;flex-direction:column;padding-bottom:22px;transition:transform .3s}
.plan:hover{transform:translateY(-6px)}
.plan header{display:flex;align-items:flex-start;min-height:150px;gap:14px;background:linear-gradient(135deg,var(--red-2),var(--red-deep));color:#fff;padding:24px 22px 46px}
.plan header svg{font-size:46px}
.plan h3{font-size:28px;font-weight:900;font-style:italic}
.plan header p{font-size:13.5px;opacity:.92}
.price-tag{margin:-30px auto 16px;background:#fff;border-radius:22px;padding:6px 26px;box-shadow:0 10px 24px -10px rgba(0,0,0,.3);font-weight:800;font-style:italic;color:var(--red-ink);font-size:20px}
.price-tag b{font-size:48px;color:var(--red);font-weight:900}
.plan ul{list-style:none;padding:0 22px;display:grid;gap:0;margin-bottom:20px;flex:1}
.plan li{padding:11px 0 11px 34px;position:relative;border-bottom:1px solid #f4eaea;font-size:15px}
.plan li b{color:var(--red);font-style:italic;font-weight:900}
.plan li.ok::before{content:"";position:absolute;left:0;top:11px;width:22px;height:22px;border-radius:50%;background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%23fff' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.plan li.gift::before{content:"🎁";position:absolute;left:0;top:9px;font-size:19px}
.plan li.gift span{background:#FFE8A3;color:var(--red-ink);font-weight:800;border-radius:6px;padding:1px 7px;font-size:13px}
.plan .btn{width:calc(100% - 44px);margin:0 22px}
.plan.hot{border:3px solid var(--gold);transform:scale(1.04);box-shadow:0 0 0 6px rgba(255,200,30,.25),0 30px 60px -20px rgba(255,150,0,.6);z-index:2}
.plan.hot:hover{transform:scale(1.04) translateY(-6px)}
.plan.hot .price-tag{background:linear-gradient(180deg,#FFE27A,var(--gold))}
.hot-badge{position:absolute;top:0;left:50%;transform:translateX(-50%);background:var(--gold);color:var(--red-ink);font-weight:900;font-style:italic;font-size:13px;padding:4px 16px;border-radius:0 0 14px 14px;z-index:2;white-space:nowrap}
.plan.hot header{padding-top:34px}
.extra{margin-top:40px;display:grid;grid-template-columns:1.3fr repeat(5,1fr);gap:10px;align-items:center;background:#fff6f4;border-radius:28px;padding:14px;border:1px solid var(--line)}
.extra-k{background:linear-gradient(135deg,var(--red-2),var(--red-deep));color:#fff;font-weight:900;font-style:italic;font-size:19px;border-radius:999px;padding:16px 22px;line-height:1.25}
.extra-k span{color:var(--gold)}
.extra div{text-align:center;font-weight:600;font-size:13.5px;line-height:1.3;padding:4px}
.extra div svg{font-size:34px;color:var(--red);margin:0 auto 6px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 480px;gap:50px;align-items:center}
.pill-gold{display:inline-block;border:2px solid var(--gold);color:var(--gold);font-weight:800;border-radius:999px;padding:6px 18px;font-size:14px}
.contact h2{margin-top:18px;font-weight:900;font-size:clamp(30px,3.8vw,48px);line-height:1.12;font-style:italic}
.contact h2 span{color:var(--gold)}
.contact-lead{margin-top:16px;color:#f3d9d6;font-size:17px;max-width:520px}
.contact-list{list-style:none;margin-top:28px;display:grid;gap:14px}
.contact-list li{display:flex;align-items:center;gap:14px;font-size:20px;font-weight:800}
.contact-list svg{width:46px;height:46px;padding:11px;border-radius:50%;background:#fff;color:var(--red)}
.lead{background:#fff;color:var(--ink);border-radius:28px;padding:30px;box-shadow:0 40px 80px -30px rgba(0,0,0,.7);display:grid;gap:14px}
.lead h3{font-size:24px;font-weight:900;font-style:italic;color:var(--red);text-transform:uppercase}
.lead label{display:grid;gap:6px;font-weight:700;font-size:14px}
.lead label i{color:var(--red);font-style:normal}
.lead input,.lead select,.lead textarea{font:inherit;font-weight:500;border:1.5px solid #ead7d5;border-radius:12px;padding:11px 13px;background:#fffafa;outline:none;transition:border .2s,box-shadow .2s;width:100%}
.lead input:focus,.lead select:focus,.lead textarea:focus{border-color:var(--red);box-shadow:0 0 0 4px rgba(200,16,30,.12)}
.lead .bad{border-color:var(--red);background:#fff1f1}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.goi-pick{border:0;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.goi-pick legend{font-weight:700;font-size:14px;margin-bottom:6px}
.goi-pick label{display:block;cursor:pointer}
.goi-pick input{position:absolute;opacity:0}
.goi-pick span{display:block;text-align:center;border:1.5px solid #ead7d5;border-radius:12px;padding:8px 4px;font-weight:900;font-size:14px;transition:.2s}
.goi-pick small{display:block;font-weight:600;font-size:11.5px;color:var(--muted)}
.goi-pick input:checked+span{border-color:var(--red);background:var(--red);color:#fff}
.goi-pick input:checked+span small{color:#ffe1dd}
.goi-pick input:focus-visible+span{outline:3px solid var(--gold)}
.form-msg{font-size:14px;font-weight:600;min-height:1em}
.form-msg.ok{color:#15803D}.form-msg.err{color:var(--red)}
.form-msg a{color:var(--red);text-decoration:underline}

/* ---------- footer ---------- */
.ftr{background:var(--night);color:#e9cfcc;padding:46px 0 20px}
.ftr-in{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px;align-items:start}
.ftr-logo{height:40px;width:auto;margin-bottom:12px}
.ftr nav,.ftr-c{display:grid;gap:8px;font-weight:600}
.ftr a:hover{color:var(--gold)}
.ftr-copy{text-align:center;font-size:12.5px;opacity:.6;margin-top:34px;padding:0 20px}

/* ---------- fab / lightbox ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:60;display:grid;gap:12px}
.fab a{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 24px rgba(0,0,0,.3);transition:transform .2s}
.fab a:hover{transform:scale(1.08)}
.fab-zalo{background:#0068FF;color:#fff;font-weight:900;font-size:14px}
.fab-call{background:var(--red);color:#fff;animation:pulse 2s infinite}
.fab-call svg{font-size:26px}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(200,16,30,.6)}70%{box-shadow:0 0 0 18px rgba(200,16,30,0)}100%{box-shadow:0 0 0 0 rgba(200,16,30,0)}}
.lb{position:fixed;inset:0;z-index:100;background:rgba(10,0,0,.9);display:flex;align-items:center;justify-content:center;gap:16px;padding:20px}
.lb[hidden]{display:none}
.lb img{max-height:92vh;max-width:min(460px,80vw);border-radius:18px;box-shadow:0 30px 60px rgba(0,0,0,.6)}
.lb button{background:rgba(255,255,255,.12);color:#fff;border:0;width:52px;height:52px;border-radius:50%;font-size:32px;cursor:pointer;line-height:1}
.lb button:hover{background:var(--red)}
.lb-x{position:absolute;top:18px;right:18px}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
.plan.hot.rv.in{transform:scale(1.04)}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .nav{gap:18px;font-size:14px}
  .type-row{grid-template-columns:repeat(2,1fr)}
  .style-grid{grid-template-columns:1fr}
  .formats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  .formats .sub-ribbon{grid-column:1/-1}
  .fmt{border:0}
  .case-panel{grid-template-columns:1fr}
  .extra{grid-template-columns:repeat(3,1fr)}
  .extra-k{grid-column:1/-1;text-align:center}
}
@media (max-width:920px){
  .hdr-cta{display:none}
  .burger{display:flex}
  .nav{position:fixed;inset:76px 0 auto;flex-direction:column;gap:0;background:#fff;padding:10px 20px 20px;box-shadow:0 20px 30px -20px rgba(0,0,0,.3);transform:translateY(-120%);transition:transform .35s;margin:0}
  .nav a{padding:14px 4px;border-bottom:1px solid #f3e6e5;font-size:17px}
  .nav-cta-m{display:block}
  .hdr.open .nav{transform:none}
  .hdr.open,.hdr.open.solid{background:#fff}
  .hdr.open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .hdr.open .burger span:nth-child(2){opacity:0}
  .hdr.open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .hero{padding-top:100px}
  .hero-in{grid-template-columns:1fr}
  .hero-veil{background:linear-gradient(180deg,#fff 0%,rgba(255,255,255,.93) 55%,rgba(200,16,30,.55) 100%)}
  .hero-phones{height:470px}
  .ph-c{width:210px}.ph-l,.ph-r{width:160px}
  .pain-grid{grid-template-columns:repeat(2,1fr);gap:28px 18px}
  .sol-grid,.flow-grid,.usp-grid,.contact-grid{grid-template-columns:1fr}
  .result-bar{grid-template-columns:repeat(2,1fr);border-radius:28px;gap:16px}
  .rb-k{grid-column:1/-1;border:0;text-align:center;padding:0}
  .result-bar div+div{border:0}
  .plans{grid-template-columns:1fr;max-width:460px;margin:auto}
  .plan.hot,.plan.hot.rv.in{transform:none}
  .reel{grid-template-columns:repeat(3,1fr)}.reel .phone:nth-child(n+4){display:none}
  .ftr-in{grid-template-columns:1fr}
}
@media (max-width:620px){
  .sec{padding:72px 0}
  .ribbon{padding:10px 24px}
  .stats{gap:8px}.stat{padding:12px 4px}.stat span{font-size:12.5px}
  .hero-phones{height:400px}
  .ph-c{width:180px}.ph-l,.ph-r{width:132px}.ph-l{left:0}.ph-r{right:0}
  .pain-grid{grid-template-columns:1fr}
  .pain-key{flex-direction:column;text-align:center;border-radius:28px;padding:22px}
  .ic-target{border:0;padding:0;margin:auto}
  .type-row{grid-template-columns:repeat(2,1fr);gap:12px}
  .formats{grid-template-columns:1fr}
  .steps{gap:26px 12px}.steps b{font-size:16px}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .gallery button:nth-child(n+7){display:none}
  .kpi .v{font-size:28px}
  .agg{grid-template-columns:1fr}
  .extra{grid-template-columns:repeat(2,1fr)}
  .row2,.goi-pick{grid-template-columns:1fr 1fr}
  .lead{padding:22px}
  .tag-red{font-size:22px}
  .koc-card{height:92px}
  .price-h{flex-direction:column;text-align:center}.price-h img{border:0;padding:0}
  .case-tabs{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;margin:30px -20px 18px;padding:4px 20px 10px;scrollbar-width:none}
  .case-tabs::-webkit-scrollbar{display:none}
  .case-tab{flex:none}
  .case-panel{padding:16px;border-radius:24px}
  .cp-head img{width:72px;height:72px}.cp-head h3{font-size:21px}
  .kpis{gap:8px}.kpi{padding:10px}
  .kpi h4{font-size:12.5px;gap:5px}.kpi h4 svg{font-size:17px}
  .kpi .v{font-size:24px}.kpi .v small{font-size:11px}.kpi .d{font-size:12px}
  .plan header{min-height:0}
  .pill-outline{font-size:15px}
  .lp-tile .tg{display:none}.lp-tile .dl{font-size:8.5px;padding:1px 4px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}