/* Layout: scroll story. Hero (app window straightens) → pain counters → PINNED "hành trình một hoá đơn" → bank → ecosystem hub → dashboard → value → differentiators → industries marquee → pricing → CTA */
:root{
  --bg:#FBFAF8; --surface:#FFFFFF; --sunk:#F2F2F2; --ink:#121214; --muted:#5B6066; --line:#E6E5E4;
  --brand:#EE0033; --on-brand:#FFFFFF; --brand-soft:#FDEBEE; --accent:#B10025; --accent-soft:#FBD9DF;
  --charcoal:#26292D; --ok:#0F7A4B; --ok-soft:#E3F4EA;
  --hl:rgba(238,0,51,.12); --warn:#8A5A00; --warn-soft:#FFF1D6;
  --shadow:0 30px 70px -28px rgba(18,18,20,.30);
  --f-brand:"FS BeauSans Pro","FS BeauSans Pro Bold","FSBeauSansPro-Bold","FSBeauSansPro","FS Beausans Pro","FS Beau Sans Pro","Be Vietnam Pro",system-ui,sans-serif;
  --f-display:"Be Vietnam Pro","Sarabun",system-ui,sans-serif;
  --f-body:"Sarabun","Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1180px; --r:12px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#121214; --surface:#1C1F22; --sunk:#17191C; --ink:#F2F2F2; --muted:#A9ADB2; --line:#2E3236;
  --brand:#FF2E55; --on-brand:#FFFFFF; --brand-soft:#3A1018; --accent:#FF7A92; --accent-soft:#3A1620;
  --charcoal:#C7CACD; --ok:#22C55E; --ok-soft:#12301F;
  --hl:rgba(255,92,122,.18); --warn:#E9C98B; --warn-soft:#3A2F14;
  --shadow:0 30px 70px -28px rgba(0,0,0,.7); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#121214; --surface:#1C1F22; --sunk:#17191C; --ink:#F2F2F2; --muted:#A9ADB2; --line:#2E3236;
  --brand:#FF2E55; --on-brand:#FFFFFF; --brand-soft:#3A1018; --accent:#FF7A92; --accent-soft:#3A1620;
  --charcoal:#C7CACD; --ok:#22C55E; --ok-soft:#12301F;
  --hl:rgba(255,92,122,.18); --warn:#E9C98B; --warn-soft:#3A2F14;
  --shadow:0 30px 70px -28px rgba(0,0,0,.7); color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.15;margin:0;letter-spacing:-.015em;text-wrap:balance}
h1,h2{font-family:var(--f-brand)}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem);font-weight:800;letter-spacing:-.025em}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{margin:0}
a{color:var(--brand)}
img,svg{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.eyebrow{font:600 .78rem/1 var(--f-body);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.lead{font-size:1.12rem;color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
section{position:relative}
.sec{padding-block:clamp(72px,10vw,128px)}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:44px;max-width:760px}
.note{font-size:.78rem;color:var(--muted);font-family:var(--f-mono)}

/* progress + header */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:50;background:transparent}
.progress i{display:block;height:100%;background:var(--accent);transform-origin:left;transform:scaleX(0)}
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;font:700 1.12rem var(--f-display);color:var(--ink);text-decoration:none}
.logo-mark{width:32px;height:32px;border-radius:9px;background:var(--brand);color:var(--on-brand);display:grid;place-items:center;font-size:1rem}
.logo small{font-weight:500;color:var(--muted)}
.menu{display:flex;gap:4px;margin-left:auto}
.menu a{padding:8px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:500;font-size:.94rem}
.menu a:hover{color:var(--ink);background:var(--sunk)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:10px;font:600 .96rem var(--f-body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,filter .15s,background .15s}
.btn-primary{background:var(--brand);color:var(--on-brand)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--sunk)}
.btn-lg{min-height:54px;padding:0 28px;font-size:1.02rem}
.btn svg{width:18px;height:18px}


/* HERO */
.hero{overflow:hidden;background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:24px 24px}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:160px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
.hero-inner{position:relative;z-index:1;padding-block:72px 40px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:22px}
.pill{display:inline-flex;align-items:center;gap:10px;padding:5px 14px 5px 5px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:.88rem;font-weight:500}
.pill b{background:var(--accent);color:#fff;padding:2px 10px;border-radius:999px;font-size:.76rem}
.hero h1 .hl{color:var(--brand)}
.split .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.08em}
.split .w>span{display:inline-block}
.hero .lead{text-align:center;margin-inline:auto}
.hero .row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:center}
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;font-size:.9rem;color:var(--muted)}
.trust span{display:inline-flex;align-items:center;gap:6px}
.trust svg{width:16px;height:16px;color:var(--ok)}

.stage3d{position:relative;z-index:1;perspective:1600px;padding-bottom:80px;margin-top:8px}
.app{max-width:1040px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;transform-origin:50% 0;text-align:left}
.app-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--sunk)}
.app-bar i{width:10px;height:10px;border-radius:50%;background:var(--line)}
.app-bar span{margin-left:12px;font:500 .78rem var(--f-mono);color:var(--muted)}
.app-body{display:grid;grid-template-columns:200px 1fr;min-height:360px}
.app-side{border-right:1px solid var(--line);padding:14px 10px;display:flex;flex-direction:column;gap:2px;font-size:.86rem}
.app-side a{padding:7px 10px;border-radius:7px;color:var(--muted);text-decoration:none}
.app-side a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.app-main{padding:20px;display:flex;flex-direction:column;gap:16px;min-width:0}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kpi{border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.kpi small{color:var(--muted);font-size:.78rem;display:block}
.kpi strong{font:600 1.35rem var(--f-display);font-variant-numeric:tabular-nums}
.kpi em{font-style:normal;font-size:.76rem;color:var(--ok);font-weight:600}
.feed{border:1px solid var(--line);border-radius:10px;overflow:hidden}
.feed-row{display:grid;grid-template-columns:90px 1fr auto auto;gap:12px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line);font-size:.86rem}
.feed-row:last-child{border-bottom:0}
.feed-row .mono{font-size:.8rem;color:var(--muted)}
.tag{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:999px;font-size:.74rem;font-weight:600;background:var(--ok-soft);color:var(--ok);white-space:nowrap}
.tag.warm{background:var(--accent-soft);color:var(--accent)}
.tag.warn{background:var(--warn-soft);color:var(--warn)}
.float{position:absolute;z-index:2;display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);font-size:.86rem;font-weight:600;white-space:nowrap}
.float .dot{width:8px;height:8px;border-radius:50%;background:var(--ok)}
.f1{left:2%;top:18%}.f2{right:2%;top:34%}.f3{left:8%;bottom:22%}
@media (max-width:760px){
  .app-body{grid-template-columns:1fr}.app-side{display:none}
  .kpis{grid-template-columns:1fr 1fr}.kpis .kpi:last-child{display:none}
  .feed-row{grid-template-columns:1fr auto}.feed-row .mono,.feed-row .amt{display:none}
  .float{display:none}
}

/* PAIN */
.pain-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center}
.bars{display:flex;flex-direction:column;gap:16px}
.bar-row{display:grid;grid-template-columns:150px 1fr 90px;gap:14px;align-items:center}
.bar-row b{font-weight:600;font-size:.95rem;display:block}
.bar-row small{color:var(--muted);font-size:.8rem}
.bar{height:14px;background:var(--sunk);border-radius:999px;overflow:hidden}
.bar i{display:block;height:100%;width:var(--w);background:var(--brand);border-radius:999px;transform-origin:left}
.bar-row .v{font:600 1.05rem var(--f-display);text-align:right;font-variant-numeric:tabular-nums}
.bar-row .v small{display:block;font:400 .74rem var(--f-body);color:var(--muted)}
.total{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:36px;display:flex;flex-direction:column;gap:14px}
.total .big{font:700 clamp(3.5rem,8vw,5.6rem)/1 var(--f-display);color:var(--accent);letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.chain{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:6px}
.chain span{padding:6px 12px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-weight:600;font-size:.88rem}
.chain svg{width:16px;height:16px;color:var(--muted)}
@media (max-width:900px){.pain-grid{grid-template-columns:1fr}.bar-row{grid-template-columns:110px 1fr 70px}}

/* JOURNEY (pinned) */
.journey{background:var(--sunk);border-block:1px solid var(--line)}
.j-pin{min-height:100vh;display:flex;align-items:center;padding-block:56px}
.j-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:56px;align-items:center;width:100%}
.j-copy{display:flex;flex-direction:column;gap:18px}
.j-steps{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:6px;counter-reset:s}
.j-steps li{counter-increment:s;display:grid;grid-template-columns:34px 1fr;gap:4px 12px;padding:12px 14px;border-radius:12px;transition:background .3s,opacity .3s}
.j-steps li::before{content:counter(s);grid-row:span 2;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font:600 .85rem var(--f-mono);background:var(--surface);border:1px solid var(--line);color:var(--muted);transition:all .3s}
.j-steps li p{color:var(--muted);font-size:.93rem}
.motion .j-steps li{opacity:.45}
.motion .j-steps li.on{opacity:1;background:var(--surface)}
.motion .j-steps li.on::before{background:var(--brand);border-color:var(--brand);color:var(--on-brand)}
.j-bar{height:3px;background:var(--line);border-radius:3px;overflow:hidden;display:none}
.motion .j-bar{display:block}
.j-bar i{display:block;height:100%;background:var(--brand);transform-origin:left;transform:scaleX(0)}

.j-stage{position:relative;display:flex;flex-direction:column;gap:20px;align-items:center}
.motion .j-stage{height:min(560px,72vh);display:block}
.motion .layer{position:absolute;inset:0;display:grid;place-items:center}
.layer-out{width:100%}
.motion .layer-out{inset:auto 0 0 0;place-items:end stretch}
.sources{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.motion .sources{position:absolute;top:0;left:0;right:0;z-index:3}
.src{padding:5px 12px;border-radius:999px;border:1px dashed var(--line);background:var(--surface);font:500 .76rem var(--f-mono);color:var(--muted)}

.invoice{position:relative;width:min(420px,100%);background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:20px;font-size:.84rem;overflow:hidden}
.inv-ghost{position:absolute;width:min(400px,92%);height:280px;background:var(--surface);border:1px solid var(--line);border-radius:12px;opacity:.6}
.g1{transform:translate(-14px,-14px) rotate(-3deg)}.g2{transform:translate(14px,-6px) rotate(2.5deg)}
.no-motion .inv-ghost,html:not(.motion) .inv-ghost{display:none}
.inv-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;border-bottom:1px dashed var(--line);padding-bottom:12px;margin-bottom:12px}
.inv-head h4{font-size:.86rem;letter-spacing:.04em}
.inv-head .mono{font-size:.72rem;color:var(--muted);text-align:right;line-height:1.5}
.inv-kv{display:grid;grid-template-columns:86px 1fr;gap:6px 10px;margin-bottom:12px}
.inv-kv dt{color:var(--muted);font-size:.78rem}
.inv-kv dd{margin:0;font-weight:500}
.inv-tbl{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.inv-tbl td{padding:6px 0;border-top:1px solid var(--line)}
.inv-tbl td:last-child{text-align:right}
.inv-tbl tr.sum td{font-weight:700}
.fld{position:relative;z-index:0}
.fld .mk{position:absolute;inset:-2px -5px;border-radius:5px;background:var(--hl);outline:1.5px solid var(--accent);z-index:-1;opacity:0}
html:not(.motion) .fld .mk{opacity:1}
.scan{position:absolute;left:0;right:0;top:0;height:46px;background:linear-gradient(180deg,transparent,var(--hl) 60%,var(--accent) 61%,transparent 64%);opacity:0;pointer-events:none}
.ai-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.ai-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--ok-soft);color:var(--ok);font-weight:600;font-size:.74rem}
.ai-chip svg{width:13px;height:13px}

.entry{position:relative;width:min(460px,100%);background:var(--surface);border:1.5px solid var(--brand);border-radius:14px;box-shadow:var(--shadow);padding:18px 20px;transform-origin:50% 0}
.entry-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px}
.entry-head h4{font-size:.98rem}
.entry table{width:100%;border-collapse:collapse;font-size:.86rem;font-variant-numeric:tabular-nums}
.entry th{font:600 .7rem var(--f-body);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);text-align:left;padding:6px 0;border-bottom:1px solid var(--line)}
.entry td{padding:8px 0;border-bottom:1px solid var(--line)}
.entry td.amt,.entry th.amt{text-align:right}
.entry .side{font:600 .78rem var(--f-mono);color:var(--accent);width:34px}
.entry .acc{font:600 .86rem var(--f-mono);color:var(--ink);width:52px}
.entry-foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;gap:10px}
.btn-approve{min-height:38px;padding:0 16px;border-radius:9px;border:0;background:var(--brand);color:var(--on-brand);font:600 .86rem var(--f-body);cursor:default}
.stamp{position:absolute;right:18px;top:44px;padding:6px 14px;border:2.5px solid var(--ok);color:var(--ok);border-radius:8px;font:700 .9rem var(--f-display);letter-spacing:.06em;text-transform:uppercase;transform:rotate(-8deg);background:color-mix(in srgb,var(--surface) 80%,transparent)}

.outs{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.out{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.out small{color:var(--muted);font-size:.74rem}
.out b{font-size:.9rem}
.out .mono{font-size:.82rem;color:var(--ok)}
@media (max-width:900px){
  .j-grid{grid-template-columns:1fr;gap:20px}
  .motion .j-pin{height:100vh;height:100svh;padding-block:76px 16px;align-items:stretch}
  .motion .j-grid{grid-template-rows:auto 1fr;height:100%}
  .motion .j-copy h2,.motion .j-copy .lead{display:none}
  .motion .j-steps li:not(.on){display:none}
  .motion .j-stage{height:100%;min-height:380px}
  .invoice{padding:14px;font-size:.78rem}
  .entry{padding:14px}
  .entry table{font-size:.78rem}
}

/* BANK */
.split2{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:center}
.flowline{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:22px}
.flowline span{padding:8px 14px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-weight:600;font-size:.9rem}
.flowline svg{width:18px;height:18px;color:var(--accent)}
.tbox{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow)}
table.bank{width:100%;border-collapse:collapse;min-width:560px;font-size:.9rem;font-variant-numeric:tabular-nums}
table.bank th{background:var(--sunk);font:600 .74rem var(--f-body);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);text-align:left;padding:12px 16px}
table.bank td{padding:14px 16px;border-top:1px solid var(--line)}
table.bank td.r,table.bank th.r{text-align:right}
table.bank td.neg{color:var(--accent)}
@media (max-width:900px){.split2{grid-template-columns:1fr}}

/* ECOSYSTEM */
.eco{position:relative;display:grid;grid-template-columns:1fr minmax(180px,240px) 1fr;grid-template-rows:auto auto auto;gap:28px 40px;align-items:center}
.eco svg.lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.eco svg.lines path{fill:none;stroke:var(--brand);stroke-width:2;stroke-dasharray:6 6;opacity:.6}
.node{position:relative;z-index:1;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.node h3{font-size:1.02rem}
.node p{color:var(--muted);font-size:.9rem}
.node .chips{display:flex;flex-wrap:wrap;gap:6px}
.node .chips span{font:500 .74rem var(--f-mono);padding:3px 8px;border-radius:6px;background:var(--sunk);border:1px solid var(--line)}
.n1{grid-area:1/1}.n2{grid-area:1/3}.n3{grid-area:3/1}.n4{grid-area:3/3}
.hub{grid-area:2/2;position:relative;z-index:1;aspect-ratio:1;max-width:100%;border-radius:50%;background:var(--brand);color:var(--on-brand);display:grid;place-items:center;text-align:center;padding:24px;box-shadow:0 0 0 14px var(--brand-soft),0 0 0 28px color-mix(in srgb,var(--brand-soft) 50%,transparent)}
.hub b{font:700 1.25rem var(--f-display);display:block}
.hub small{opacity:.85;font-size:.82rem}
@media (max-width:900px){
  .eco{grid-template-columns:1fr;gap:14px}
  .eco svg.lines{display:none}
  .n1,.n2,.n3,.n4,.hub{grid-area:auto}
  .hub{order:-1;width:200px;margin:10px auto 28px}
}

/* DASHBOARD */
.dash{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:14px;min-width:0}
.panel h3{font-size:1rem}
.panel .unit{font-size:.76rem;color:var(--muted)}
.p-kpi{grid-column:span 4}
.p-kpi .val{font:700 clamp(1.8rem,3.4vw,2.5rem)/1 var(--f-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.p-kpi.profit .val{color:var(--brand)}
.p-wide{grid-column:span 7}.p-narrow{grid-column:span 5}
.hbar{display:grid;grid-template-columns:130px 1fr 74px;gap:12px;align-items:center;font-size:.88rem}
.hbar .bar{height:12px}
.hbar .bar i{background:var(--brand)}
.hbar.c2 .bar i{background:var(--charcoal)}
.hbar .v{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.ask{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.bubble{align-self:flex-end;max-width:90%;padding:10px 14px;border-radius:14px 14px 4px 14px;background:var(--brand);color:var(--on-brand);font-size:.9rem}
.answer{align-self:flex-start;max-width:95%;padding:12px 14px;border-radius:14px 14px 14px 4px;background:var(--sunk);font-size:.9rem}
.caret{display:inline-block;width:2px;height:1em;background:currentColor;vertical-align:-2px;margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (max-width:900px){.p-kpi{grid-column:span 12}.p-wide,.p-narrow{grid-column:span 12}.hbar{grid-template-columns:100px 1fr 64px}}

/* VALUE */
.value{background:var(--brand);color:var(--on-brand);border-radius:28px;padding:clamp(32px,6vw,72px);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:center;overflow:hidden;position:relative}
.value .eyebrow{color:inherit;opacity:.8}
.value .huge{font:700 clamp(5rem,15vw,11rem)/.9 var(--f-display);letter-spacing:-.05em;font-variant-numeric:tabular-nums}
.value .huge small{font-size:.22em;letter-spacing:0;font-weight:500;margin-left:10px}
.value p{opacity:.9}
.vlist{display:flex;flex-direction:column;gap:14px}
.vlist div{padding:16px 18px;border-radius:14px;background:color-mix(in srgb,var(--on-brand) 10%,transparent);border:1px solid color-mix(in srgb,var(--on-brand) 22%,transparent)}
.vlist b{font:700 1.2rem var(--f-display);display:block}
@media (max-width:900px){.value{grid-template-columns:1fr}}

/* DIFF */
.diffs{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,330px),1fr));gap:16px}
.diff{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:12px}
.diff p{color:var(--muted);font-size:.92rem}
.vs{margin-top:auto;display:flex;flex-direction:column;gap:6px;padding-top:12px;border-top:1px dashed var(--line);font-size:.88rem}
.old{position:relative;color:var(--muted);align-self:flex-start}
.old .strike{position:absolute;left:-2px;right:-2px;top:52%;height:1.5px;background:var(--accent);transform-origin:left}
.new{display:flex;gap:8px;align-items:flex-start;font-weight:600;color:var(--ok)}
.new svg{flex:0 0 18px;width:18px;height:18px;margin-top:2px}

/* MARQUEE */
.marquee{overflow:hidden;padding-block:28px;border-block:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.mq-row{display:flex;gap:14px;width:max-content}
.mq-row span{padding:12px 22px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font:500 1.05rem var(--f-display);white-space:nowrap}
.mq-row span.k{background:var(--brand-soft);color:var(--brand);border-color:transparent;font-weight:600}

/* PRICING */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:16px;align-items:stretch}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:14px;position:relative}
.plan.feat{border:2px solid var(--brand)}
.plan .badge{position:absolute;top:-12px;left:28px;background:var(--brand);color:var(--on-brand);font-size:.74rem;font-weight:600;padding:3px 10px;border-radius:999px}
.plan .price{font:700 2.1rem var(--f-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.plan .price small{font:500 .9rem var(--f-body);color:var(--muted)}
.plan .promo{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-size:.88rem;font-weight:600}
.plan ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;font-size:.9rem}
.plan li{display:flex;gap:6px}
.plan li::before{content:"✓";color:var(--ok);font-weight:700}
.plan .btn{margin-top:auto}
.perks{display:flex;flex-direction:column;gap:12px}
.perk{display:flex;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.perk:last-child{border-bottom:0}
.perk b{color:var(--accent);white-space:nowrap}

/* CTA */
.cta{background:var(--ink);color:var(--bg);border-radius:28px;padding:clamp(32px,6vw,64px);display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:32px;align-items:center}
.cta h2{color:inherit}
.cta p{opacity:.8}
.cta .btn-primary{background:var(--brand);color:#FFFFFF}
.contact{display:flex;flex-direction:column;gap:12px}
.contact div{display:flex;flex-direction:column;padding:14px 18px;border-radius:14px;border:1px solid color-mix(in srgb,var(--bg) 24%,transparent)}
.contact small{opacity:.7;font-size:.78rem}
.contact b{font:600 1.08rem var(--f-display);user-select:all}
@media (max-width:900px){.cta{grid-template-columns:1fr}}

/* reveal helper — content is visible at rest; JS only animates FROM hidden */
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.caret{animation:none}}
/* ===== v2 additions ===== */
:root{
  --ice-w1:#E4E7EC; --ice-w2:#A9AFBC; --ice-wave:#6C86AA; --ice1a:#B10025; --ice1b:#EE0033;
  --ice2:#39404D; --ice3:#BCA7B8; --ice3-line:#C98AA0; --ice3-num:#B10025; --pink:#DD8799; --ice-label:#26405C;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ice-w1:#252B33; --ice-w2:#171B21; --ice-wave:#7D98BD; --ice1a:#B10025; --ice1b:#FF2E55;
  --ice2:#4B5565; --ice3:#5A4A57; --ice3-line:#A5677D; --ice3-num:#FF7A92; --pink:#8A3447; --ice-label:#9DB0C8}}
:root[data-theme="dark"]{
  --ice-w1:#252B33; --ice-w2:#171B21; --ice-wave:#7D98BD; --ice1a:#B10025; --ice1b:#FF2E55;
  --ice2:#4B5565; --ice3:#5A4A57; --ice3-line:#A5677D; --ice3-num:#FF7A92; --pink:#8A3447; --ice-label:#9DB0C8}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.view-enter{animation:rise .45s ease both}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* logo (mask of the supplied wordmark so it follows the theme) */
.logo-img{display:block;width:118px;aspect-ratio:814/267;background:var(--logo-fill,var(--brand));
  -webkit-mask:var(--logo-url) no-repeat center/contain;mask:var(--logo-url) no-repeat center/contain}
.logo{padding-block:8px}
.logo-foot{width:150px}
:root[data-theme="dark"] .logo-img{--logo-fill:#fff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .logo-img{--logo-fill:#fff}}

/* header v2 */
.nav{flex-wrap:wrap;gap:12px 8px}
.menu{align-items:center}
.menu a{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.menu a[aria-current="page"]{color:var(--brand);background:var(--brand-soft)}
.caret-d{font-size:.7rem;opacity:.7}
.dd{position:relative}
.dd-panel{display:none;position:absolute;top:100%;left:0;z-index:60;min-width:560px;padding:10px;margin-top:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);grid-template-columns:1fr 1fr;gap:2px}
.dd-panel.narrow{min-width:360px;grid-template-columns:1fr}
.dd:hover .dd-panel,.dd:focus-within .dd-panel{display:grid}
.dd-panel a{display:flex;flex-direction:column;align-items:flex-start;gap:0;padding:9px 12px;border-radius:10px;white-space:normal}
.dd-panel a small{color:var(--muted);font-weight:400;font-size:.8rem;line-height:1.35}
.dd-panel a:hover{background:var(--sunk)}
.nav-cta{min-height:44px;padding:0 18px;font-size:.92rem;white-space:nowrap}
/* Hai nút header rộng bằng nhau; .nav đè `.wrap > *{min-width:0}` khai phía sau. */
.nav .nav-cta{min-width:8em}
.menu-toggle{display:none;min-width:44px;min-height:44px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;align-items:center;justify-content:center}
.menu-toggle svg{width:22px;height:22px}
@media (max-width:1060px){.menu a{padding:8px 9px;font-size:.9rem}.nav-cta{padding:0 14px;font-size:.86rem}}
@media (max-width:900px){
  .menu{display:none;order:5;width:100%;flex-direction:column;align-items:stretch;margin-left:0;padding-bottom:10px}
  .menu.open{display:flex}
  .dd-panel{display:none!important}
  .menu-toggle{display:inline-flex;margin-left:auto;order:2}
  .nav-cta{order:3;margin-left:0}
  .menu a{padding:12px;font-size:1rem}
}
@media (max-width:480px){.nav-cta .long{display:none}.nav-cta{padding:0 12px}}
@media (min-width:481px){.nav-cta .short{display:none}}

/* hero title v2 */
.hero h1{display:flex;flex-direction:column;align-items:center;gap:14px}
.h1-a{display:block;font-size:clamp(2.5rem,6vw,4.6rem);font-weight:800;letter-spacing:-.03em;line-height:1.05}
.h1-b{display:block;max-width:22ch;font-size:clamp(1.4rem,3.1vw,2.4rem);font-weight:700;letter-spacing:-.015em;line-height:1.2}
.hero .hl{color:var(--brand)}

/* ===== ICEBERG ===== */
.ice-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:44px;align-items:center}
.ice-fig{margin:0;max-width:640px;width:100%;justify-self:center}
.ice-fig svg{display:block;width:100%;height:auto;overflow:visible}
.ice-fig .num{font-family:var(--f-brand);font-weight:800}
.ice-cards{display:flex;flex-direction:column;gap:14px;min-width:0}
.ic{display:grid;grid-template-columns:40px 1fr;gap:4px 14px;padding:20px 22px;border-radius:18px;border:1px solid var(--line);background:var(--surface);position:relative;overflow:hidden}
.ic::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--bar)}
.ic1{--bar:var(--brand);background:var(--brand-soft);border-color:var(--accent-soft)}
.ic2{--bar:var(--charcoal);background:var(--sunk)}
.ic3{--bar:var(--pink);background:var(--surface);border-color:var(--accent-soft)}
.ic .n{grid-row:span 2;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font:700 1rem var(--f-brand);color:#fff;background:var(--bar)}
.ic3 .n{color:var(--accent)}
.ic1 .n{background:var(--brand)}
.ic h3{font-size:1.12rem;align-self:end}
.ic p{color:var(--muted);font-size:.92rem;align-self:start}
.ic .chips{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chipx{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:.86rem}
.chipx svg{width:15px;height:15px;color:var(--brand);flex:0 0 15px}
.ice-chain{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 14px;margin-top:40px}
.cp{display:inline-flex;align-items:center;min-height:46px;padding:0 22px;border-radius:999px;font:700 1rem var(--f-display)}
.cp1{background:var(--surface);color:var(--brand);border:1.5px solid var(--accent-soft)}
.cp2{background:var(--charcoal);color:var(--bg)}
.cp3{background:var(--brand);color:#fff}
.ice-arrow{width:34px;height:18px;color:var(--brand);flex:0 0 34px}
@media (max-width:900px){.ice-grid{grid-template-columns:1fr}.ice-arrow{transform:rotate(90deg)}.ice-chain{flex-direction:column}}

/* ===== MODULES ===== */
.mods{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:14px}
.mod{display:flex;flex-direction:column;gap:10px;padding:20px;border-radius:16px;border:1px solid var(--line);background:var(--surface);text-decoration:none;color:inherit;min-width:0;transition:border-color .2s,transform .2s,box-shadow .2s}
.mod:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow)}
.mod .ico{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center}
.mod .ico svg{width:24px;height:24px}
.mod h3{font-size:1.02rem}
.mod p{color:var(--muted);font-size:.88rem;line-height:1.5}
.mod .go{margin-top:auto;font-size:.82rem;font-weight:600;color:var(--brand)}

/* ===== KHO / TSCD / GIA THANH ===== */
.kpipe{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:26px}
.kpipe .st{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-weight:600}
.kpipe .st.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.kpipe .st svg{width:18px;height:18px}
.kpipe .dash{flex:0 1 56px;min-width:24px;height:0;border-top:2px dashed var(--brand);opacity:.7;transform-origin:left}
.kpipe .note{margin-left:auto}
.kgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:16px}
.kc{display:flex;flex-direction:column;gap:14px;padding:22px;border-radius:18px;border:1px solid var(--line);background:var(--surface);min-width:0}
.kc .ico{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center}
.kc .ico svg{width:24px;height:24px}
.kc h3{font-size:1.1rem}
.kc .viz{flex:1;display:flex;align-items:center;justify-content:center;min-height:210px}
.kc svg.chart{width:100%;height:auto;overflow:visible}
.kc svg text{font-family:var(--f-body);fill:var(--muted);font-size:12px}
.kc svg text.v{fill:var(--ink);font-weight:700;font-size:15px;font-family:var(--f-display)}
.kc svg text.lab{fill:var(--ink);font-weight:700;font-size:13px}
.kf{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:12px;background:var(--brand-soft);color:var(--accent);font-weight:700;font-size:.9rem}
.kf .ck{width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;flex:0 0 22px}
.kf .ck svg{width:12px;height:12px}
.dot-line{stroke:var(--muted);stroke-width:1.2;stroke-dasharray:3 3;opacity:.7}
/* CCDC */
.ccdc{width:100%;display:flex;flex-direction:column;align-items:center;gap:0}
.ccdc .cpill{padding:10px 22px;border-radius:999px;background:var(--charcoal);color:var(--bg);font:700 1rem var(--f-display);border:0;white-space:nowrap}
.ccdc .stem{width:0;height:26px;border-left:2px dashed var(--muted);opacity:.7}
.ccdc .bars{display:grid;grid-template-columns:repeat(12,1fr);gap:4px;width:100%;align-items:end}
.ccdc .bars i{display:block;height:66px;border-radius:5px;background:var(--brand-soft)}
.ccdc .bars i:nth-child(9){background:color-mix(in srgb,var(--brand) 55%,var(--brand-soft))}
.ccdc .bars i:nth-child(10){background:color-mix(in srgb,var(--brand) 82%,var(--brand-soft))}
.ccdc .bars i:nth-child(11){background:var(--brand)}
.ccdc .cap{margin-top:12px;font-size:.88rem;color:var(--muted);text-align:center}

/* ===== subpages ===== */
.page-head{padding-block:44px 28px;border-bottom:1px solid var(--line)}
.crumb{font-size:.88rem;color:var(--muted);margin-bottom:12px}
.crumb a{color:var(--muted)}
.page-head h1{font-size:clamp(1.9rem,4vw,2.9rem)}
.page-head .lead{margin-top:12px}
.blk{padding-block:36px 72px}
.stack{display:flex;flex-direction:column;gap:14px}
.grid{display:grid;gap:16px}
.gc2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0}
a.card{text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--brand);transform:translateY(-2px)}
.ico{display:grid;place-items:center}
.ico.sm{width:40px;height:40px;border-radius:10px;background:var(--brand-soft);color:var(--brand)}
.ico.sm svg{width:22px;height:22px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.chip{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand);font-size:.78rem;font-weight:600;text-decoration:none}
.chip.warm{background:var(--accent-soft);color:var(--accent)}
.nv-layout{display:flex;flex-wrap:wrap;gap:32px;padding-block:32px 72px;align-items:flex-start}
.nv-side{flex:1 1 240px;max-width:300px;display:flex;flex-direction:column;gap:2px;border:1px solid var(--line);border-radius:14px;padding:8px;background:var(--surface);position:sticky;top:84px}
.nv-side a{padding:10px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:500;font-size:.94rem}
.nv-side a:hover{background:var(--sunk);color:var(--ink)}
.nv-side a[aria-current="true"]{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nv-main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:32px}
@media (max-width:860px){.nv-side{max-width:none;position:static}}
.flow{display:flex;flex-wrap:wrap;gap:8px}
.flow-step{flex:1 1 150px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;font-size:.92rem}
.flow-step .n{font:600 .75rem var(--f-mono);color:var(--accent);display:block;margin-bottom:4px}
.view-enter .flow-step{animation:rise .5s ease both}
.view-enter .flow-step:nth-child(2){animation-delay:.08s}.view-enter .flow-step:nth-child(3){animation-delay:.16s}
.view-enter .flow-step:nth-child(4){animation-delay:.24s}.view-enter .flow-step:nth-child(5){animation-delay:.32s}
.check{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.check li{display:flex;gap:10px;align-items:flex-start}
.check li::before{content:"✓";flex:0 0 20px;height:20px;margin-top:2px;border-radius:6px;background:var(--ok-soft);color:var(--ok);font-weight:700;font-size:.8rem;display:grid;place-items:center}
.tk{display:flex;flex-wrap:wrap;gap:8px}
.tk span{font:500 .82rem var(--f-mono);padding:5px 10px;border-radius:6px;background:var(--sunk);border:1px solid var(--line)}
.tk span b{color:var(--brand);font-weight:600}
.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tabs a,.tabs button{min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:500 .94rem var(--f-body);cursor:pointer;display:inline-flex;align-items:center;text-decoration:none}
.tabs [aria-selected="true"],.tabs [aria-current="true"]{background:var(--brand);color:#fff;border-color:var(--brand)}
.pair{display:grid;gap:6px;padding:14px 0;border-bottom:1px dashed var(--line)}
.pair:last-child{border-bottom:0}
.pair .q{color:var(--muted);font-size:.92rem}
.pair .a{font-weight:500}
.table-box{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
table.cmp{width:100%;border-collapse:collapse;min-width:640px;font-size:.92rem}
table.cmp th,table.cmp td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:center}
table.cmp th:first-child,table.cmp td:first-child{text-align:left}
table.cmp thead th{background:var(--sunk);font-family:var(--f-display);font-weight:600}
table.cmp td.group{background:var(--sunk);font-weight:600;color:var(--brand);text-align:left}
table.cmp tr:last-child td{border-bottom:0}
.yes{color:var(--ok);font-weight:700}.no{color:var(--muted)}
.mini-matrix td,.mini-matrix th{font-size:.8rem;padding:10px 8px}
.search{display:flex;gap:10px;flex-wrap:wrap}
.search input{flex:1 1 280px;min-height:48px;padding:0 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:400 1rem var(--f-body)}
.article{padding:18px 0;border-bottom:1px solid var(--line)}
.article:last-child{border-bottom:0}
.article .meta{font-size:.82rem;color:var(--muted)}
.article h4{font-size:1.05rem;margin:4px 0}
details.faq{border-bottom:1px solid var(--line)}
details.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:600;display:flex;justify-content:space-between;gap:12px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";color:var(--brand);font-size:1.3rem;line-height:1}
details.faq[open] summary::after{content:"–"}
details.faq p{padding-bottom:16px;color:var(--muted)}
/* pricing page */
.plans2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:16px;align-items:stretch}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:14px;position:relative}
.plan.feat{border:2px solid var(--brand)}
.plan .badge{position:absolute;top:-12px;left:28px;background:var(--brand);color:#fff;font-size:.74rem;font-weight:600;padding:3px 10px;border-radius:999px}
.plan .price{font:700 2.1rem var(--f-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.plan .price small{font:500 .9rem var(--f-body);color:var(--muted)}
.plan .promo{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-size:.88rem;font-weight:600}
.plan ul{list-style:none;padding:0;margin:0;display:grid;gap:6px 12px;font-size:.92rem}
.plan li{display:flex;gap:8px}
.plan li::before{content:"✓";color:var(--ok);font-weight:700}
.plan .btn{margin-top:auto}
.perk{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.perk:last-child{border-bottom:0}
.perk b{color:var(--accent);text-align:right}
/* forms */
.lead-card{background:var(--surface);color:var(--ink);border-radius:18px;padding:clamp(20px,3vw,28px);display:flex;flex-direction:column;gap:14px}
.lead-card h3{font-size:1.2rem}
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lead-form .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label,.field legend{font-weight:600;font-size:.88rem}
.field label i,.field legend i{color:var(--brand);font-style:normal}
.field input,.field select{min-height:46px;padding:0 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font:400 .98rem var(--f-body);width:100%}
.field input[aria-invalid="true"],.field select[aria-invalid="true"]{border-color:var(--brand);box-shadow:0 0 0 3px var(--hl)}
fieldset.field{border:0;padding:0;margin:0}
.needs{display:flex;flex-wrap:wrap;gap:8px}
.needs label{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border-radius:999px;border:1px solid var(--line);font-weight:500;font-size:.9rem;cursor:pointer;background:var(--bg)}
.needs input{width:auto;min-height:0;accent-color:var(--brand)}
.needs label:has(input:checked){border-color:var(--brand);background:var(--brand-soft);color:var(--accent);font-weight:600}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.84rem;color:var(--muted)}
.consent input{width:20px;height:20px;min-height:0;margin-top:2px;accent-color:var(--brand);flex:0 0 20px}
.form-msg{padding:12px 14px;border-radius:10px;font-size:.9rem;background:var(--accent-soft);color:var(--accent);font-weight:500}
.form-ok{display:flex;flex-direction:column;gap:10px;padding:8px 0}
.form-ok .big{width:52px;height:52px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center}
.form-ok .big svg{width:26px;height:26px}
@media (max-width:640px){.lead-form{grid-template-columns:1fr}}
.cta{background:var(--ink);color:var(--bg);border-radius:28px;padding:clamp(24px,5vw,56px);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:36px;align-items:start}
.cta h2{color:inherit}
.cta-copy{display:flex;flex-direction:column;gap:16px}
.cta-copy p,.cta-copy li{opacity:.85}
.cta-copy ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.cta-copy li{display:flex;gap:10px}
.cta-copy li::before{content:"✓";font-weight:700;color:var(--brand)}
.cta-contact{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.92rem;opacity:.9;margin-top:6px}
.cta-contact b{font-weight:600;user-select:all}
@media (max-width:900px){.cta{grid-template-columns:1fr}}
.contact-cards b{font:600 1.1rem var(--f-display);user-select:all;word-break:break-word}

/* footer */
footer.site-foot{border-top:1px solid var(--line);padding-block:48px 28px;color:var(--ink);font-size:.95rem;margin-top:16px}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.8fr)) minmax(0,1.3fr);gap:32px}
.foot-grid h4{font-size:1.02rem;margin-bottom:14px;font-weight:600}
.foot-grid a{display:block;color:var(--muted);text-decoration:none;padding:5px 0;line-height:1.45}
.foot-grid a:hover{color:var(--brand)}
.fb p{color:var(--muted);margin-top:14px;max-width:44ch;line-height:1.6}
.ft-reg form{display:flex;gap:8px;flex-wrap:wrap}
.ft-reg input{flex:1 1 160px;min-width:0;min-height:46px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:400 .95rem var(--f-body)}
.ft-reg .btn{min-height:46px;border-radius:999px}
.soc{display:flex;gap:12px;margin-top:18px}
.foot-grid .soc a{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--sunk);color:var(--muted);padding:0}
.soc svg{width:20px;height:20px}
.foot-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:36px;padding-top:20px;border-top:1px solid var(--line);font-size:.84rem;color:var(--muted)}
@media (max-width:1000px){.foot-grid{grid-template-columns:1fr 1fr 1fr}.fb,.ft-reg{grid-column:1/-1}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr 1fr}}
footer{padding-block:0}
/* mobile overflow guards */
.grid>*,.ice-grid>*,.ice-cards>*,.kgrid>*,.foot-grid>*,.mods>*,.wrap>*{min-width:0}
.table-box,.tbox{max-width:100%}
.ice-fig{overflow:hidden;max-width:100%}
.ice-fig svg{max-width:100%;height:auto}
@media(max-width:700px){.grid.gc2,.ice-grid{grid-template-columns:minmax(0,1fr)!important}.sec .wrap{overflow-x:clip}}

/* ===== v3 ===== */
/* spacing */
.sec{padding-block:clamp(44px,6vw,80px)}
.sec-head{gap:10px;margin-bottom:26px}
.hero-inner{padding-block:44px 20px;gap:18px}
.stage3d{padding-bottom:44px}
.blk{padding-block:26px 48px}
.page-head{padding-block:34px 22px}
.sec#dangky{padding-bottom:40px}
footer.site-foot{margin-top:0;padding-block:40px 24px}
.value,.cta{padding-block:clamp(28px,4.5vw,52px)}
/* header caret + wide dropdown */
.caret-d{width:15px;height:15px;opacity:.85;flex:0 0 15px;transition:transform .2s}
.dd:hover .caret-d,.dd:focus-within .caret-d{transform:rotate(180deg)}
.dd:hover::after{content:"";position:absolute;left:-10px;right:-10px;top:100%;height:28px}
.dd-panel.wide{min-width:0;grid-template-columns:190px minmax(0,1fr);gap:28px;padding:22px 26px;top:calc(100% + 10px)}
.ddc h5{margin:0 0 10px;font:700 .74rem var(--f-body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ddc>a,.ddl a{display:block;padding:7px 10px;border-radius:8px;font-weight:500;font-size:.92rem;color:var(--ink);white-space:normal}
.ddl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 12px}
.ddc>a:hover,.ddl a:hover{background:var(--sunk);color:var(--brand)}
/* pricing head */
.ph-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.ph-row h1,.ph-row h2{margin:0}
.sec-head:has(.ph-row){max-width:none}
/* hero chart */
.hchart{border:1px solid var(--line);border-radius:10px;padding:14px 16px 12px;display:flex;flex-direction:column;gap:10px;background:var(--surface)}
.hc-head{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;font-size:.86rem}
.hc-leg{color:var(--muted);font-size:.78rem}
.hc-leg i{display:inline-block;width:10px;height:10px;border-radius:3px;margin:0 5px 0 12px;vertical-align:-1px}
.hc-leg .l1{background:var(--brand)}.hc-leg .l2{background:#B9BCC0}.hc-leg .l3{background:var(--ink);border-radius:50%}
.f4{right:1%;bottom:26%}.f4 .spark-i{width:16px;height:16px;color:var(--brand)}
.ai-badge{display:inline-flex;align-items:center;gap:5px;margin-left:auto;padding:3px 10px 3px 8px;border-radius:999px;background:var(--brand-soft);color:var(--accent);font-weight:700;font-size:.74rem}
.ai-badge svg{width:14px;height:14px}
.hc-svg{width:100%;height:auto;display:block;overflow:visible}
.hb-grid line{stroke:var(--line);stroke-width:1}
.hb-y text,.hb-x text{fill:var(--muted);font:500 12.5px var(--f-body)}
.hb-r{fill:var(--brand)}.hb-c{fill:#B9BCC0}
.hb-p{stroke:var(--ink)}
.hb-d{fill:var(--surface);stroke:var(--ink);stroke-width:2.5}
.hb-v{fill:var(--ink);font:700 14px var(--f-display)}
.hc-ai{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:10px;background:var(--brand-soft);color:var(--ink);font-size:.98rem;line-height:1.5}
.hc-ai b{font-size:1.1rem;font-weight:800;color:var(--accent)}
.hc-ai p{margin:0}
.hc-ai .spark-i{width:18px;height:18px;color:var(--brand);flex:0 0 18px}
.motion .spark-i{animation:spk 2.4s ease-in-out infinite;transform-origin:50% 50%}
@keyframes spk{50%{transform:scale(1.2) rotate(14deg)}}
/* ecosystem compact + arrows */
@media (min-width:901px){
  .eco{grid-template-columns:minmax(0,1fr) minmax(190px,240px) minmax(0,1fr);grid-template-rows:auto auto;gap:18px 130px;align-items:stretch}
  .n1{grid-area:1/1}.n3{grid-area:2/1}.n2{grid-area:1/3}.n4{grid-area:2/3}
  .hub{grid-area:1/2/3/3;align-self:center;justify-self:center;width:100%;max-width:240px;padding:16px}
  .hub b{font-size:1.15rem;line-height:1.15}.hub small{font-size:.8rem;line-height:1.3;display:block;margin-top:4px}
}
.eco svg.lines path{stroke-dasharray:none;stroke-width:2.2;opacity:.9}
.eco svg.lines marker path{stroke:none;stroke-dasharray:none;opacity:1;animation:none}
.eco svg.lines circle{fill:var(--brand)}
@keyframes ecoflow{to{stroke-dashoffset:-24}}
.node{padding:16px 18px}
/* dashboard hover focus */
.hbar{transition:opacity .2s}
.dash .panel:has(.hbar:hover) .hbar:not(:hover){opacity:.45}
.hbar:hover .bar i{filter:brightness(1.12)}
/* kho: continuous motion like the intro file */
.kpipe .dash{height:3px;border:0;background:repeating-linear-gradient(90deg,var(--brand) 0 8px,transparent 8px 14px);background-size:28px 3px;opacity:.85}
.motion .kpipe .dash{animation:flowx 1s linear infinite}
@keyframes flowx{to{background-position:28px 0}}
.motion .kpipe .spin{animation:spinx 6s linear infinite;transform-origin:50% 50%}
@keyframes spinx{to{transform:rotate(360deg)}}
@keyframes fillb{0%,8%{background-color:var(--brand)}30%,100%{background-color:var(--brand-soft)}}
.ccdc.run .bars i:nth-child(n){background-color:var(--brand-soft);animation:fillb 3s linear infinite;animation-delay:calc(var(--k,0)*.25s)}
.motion .dpill{animation:bobp 3s ease-in-out infinite}
@keyframes bobp{50%{transform:translateY(-3px)}}
/* form */
fieldset.field{display:block}
fieldset.field legend{display:block;padding:0;margin-bottom:8px;float:none}
.needs{display:grid;grid-template-columns:repeat(auto-fit,minmax(128px,1fr));gap:10px}
.needs label{justify-content:center;width:100%;box-sizing:border-box;white-space:nowrap;padding:0 12px;min-height:46px}
.field .needs input{width:18px;height:18px;min-height:0;padding:0;border:0;margin:0;flex:0 0 18px;background:none}
/* marquee anchors */
.mq-row a{padding:12px 22px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font:500 1.05rem var(--f-display);white-space:nowrap;color:inherit;text-decoration:none}
.mq-row a:hover{border-color:var(--brand);color:var(--brand)}
.mq-row a.k{background:var(--brand-soft);color:var(--brand);border-color:transparent;font-weight:600}
@media (max-width:640px){.ddl{grid-template-columns:1fr 1fr}}
.needs{gap:8px}
.needs label{padding:0 8px;gap:6px;font-size:.85rem}

.split .w{padding-top:.14em;padding-bottom:.16em;margin-top:-.1em;margin-bottom:-.08em}
.hero h1 .h1-a,.hero h1 .h1-b{line-height:1.18}
.mq-row{padding-right:14px}
html:not(.motion) .marquee{overflow-x:auto}
.foot-bottom{justify-content:flex-start}
.hero h1 .h1-b{text-wrap:balance}

/* hub v4b: rounded-square style */
.hub{border-radius:34px;background:linear-gradient(150deg,var(--brand),var(--accent));box-shadow:0 18px 40px -14px color-mix(in srgb,var(--brand) 55%,transparent);position:relative}
.hub::before{content:"";position:absolute;inset:-14px;border-radius:46px;border:2px solid color-mix(in srgb,var(--brand) 35%,transparent);pointer-events:none}
.hub::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(120% 80% at 20% 0%,rgba(255,255,255,.22),transparent 55%);pointer-events:none}
@media (min-width:901px){.hub{aspect-ratio:auto;min-height:330px;max-width:230px;margin-block:0}}

/* dashboard v4: 4 charts */
:root{--bar2:#B9BCC0}
.dash4{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.dash4 .panel{gap:12px;padding:22px 24px}
.p-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.p-head h3{font-size:1.15rem}
.kp3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.kp{padding:10px 14px;border-radius:10px;background:var(--sunk)}
.kp.hot{background:var(--brand-soft)}
.kp small,.cf4 small{display:block;font-size:.8rem;color:var(--muted)}
.kp.hot small{color:var(--accent)}
.kp b{font:700 1.35rem var(--f-display);font-variant-numeric:tabular-nums}
.d-svg{width:100%;height:auto;display:block;overflow:visible}
.d-grid line{stroke:var(--line);stroke-width:1}
.d-ax text{fill:var(--muted);font:500 11.5px var(--f-body)}
.d-line{stroke:var(--ink)}
.d-dot{fill:var(--surface);stroke:var(--ink);stroke-width:2.5}
.d-leg{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:6px 6px;font-size:.84rem;color:var(--muted)}
.d-leg i{display:block;flex:0 0 12px;width:12px;height:12px;border-radius:3px;margin:0 0 0 12px}
.lg1{background:var(--brand)}.lg2{background:var(--bar2)}.lg3{background:var(--ink);flex-basis:16px!important;width:16px!important;height:3px!important;border-radius:2px!important}
.d-tot{font-size:.95rem;color:var(--muted)}.d-tot b{font:700 1.8rem var(--f-display);color:var(--ink);font-variant-numeric:tabular-nums}
.d-stk{display:flex;height:12px;border-radius:999px;overflow:hidden;gap:2px}
.d-stk i{display:block;height:100%}
.k1{background:var(--brand)}.k2{background:#6B6E73}.k3{background:#C9CBCE}
.d-chips{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.dc{padding:10px 12px;border-radius:10px;background:var(--sunk);display:grid;grid-template-columns:1fr auto;gap:2px 6px;align-items:center}
.dc .t{grid-column:1/3;font-size:.8rem;color:var(--muted);display:flex;align-items:center;gap:6px}
.dc .t i{width:8px;height:8px;border-radius:50%;display:inline-block}
.dc b{font:700 1.1rem var(--f-display);font-variant-numeric:tabular-nums}
.dc em{font-style:normal;font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--surface)}
.d-sub{font-size:.85rem;color:var(--muted);margin-top:2px}
.cf4{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.cf4>div{padding:0 12px;border-left:1px solid var(--line)}.cf4>div:first-child{padding-left:0;border:0}
.cf4 b{font:700 1.3rem var(--f-display);font-variant-numeric:tabular-nums}
.cf4 b.hot{color:var(--accent)}
.donut-row{display:grid;grid-template-columns:minmax(0,230px) minmax(0,1fr);gap:20px;align-items:center}
.d-donut{width:100%;height:auto}
.d-seg.s1{stroke:var(--ink)}.d-seg.s2{stroke:var(--brand)}.d-seg.s3{stroke:#E0788C}.d-seg.s4{stroke:#6B6E73}.d-seg.s5{stroke:#EBC0C8}.d-seg.s6{stroke:#A7AAAE}
.d-pct{fill:#fff;font:700 9px var(--f-body)}
.d-c1{fill:var(--muted);font:500 8.5px var(--f-body)}.d-c2{fill:var(--ink);font:700 17px var(--f-display)}
.d-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.d-list li{display:grid;grid-template-columns:12px 1fr auto;gap:10px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.d-list li:last-child{border:0}
.d-list i{width:10px;height:10px;border-radius:50%}
.d-list i.s1{background:var(--ink)}.d-list i.s2{background:var(--brand)}.d-list i.s3{background:#E0788C}.d-list i.s4{background:#6B6E73}.d-list i.s5{background:#EBC0C8}.d-list i.s6{background:#A7AAAE}
.d-list b{font-variant-numeric:tabular-nums}
@media (max-width:900px){.dash4{grid-template-columns:1fr}.donut-row{grid-template-columns:1fr}.d-donut{max-width:240px;margin:0 auto}.cf4{grid-template-columns:repeat(2,1fr);gap:10px 0}.cf4>div:nth-child(3){padding-left:0;border:0}.kp3{grid-template-columns:1fr}.d-chips{grid-template-columns:1fr}}
/* value + basis merged */
.basis{margin-top:56px}
.basis-t{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:8px}

/* hub: running border */
@property --ang{syntax:'<angle>';inherits:false;initial-value:0deg}
.hub::before{border:0;padding:3px;background:conic-gradient(from var(--ang),transparent 0 60%,var(--brand) 100%),linear-gradient(color-mix(in srgb,var(--brand) 22%,transparent),color-mix(in srgb,var(--brand) 22%,transparent));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.motion .hub::before{animation:hubang 3.6s linear infinite}
@keyframes hubang{to{--ang:360deg}}

/* savings table v4 */
.sv-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:48px;align-items:start}
.sv-leg{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:.92rem;color:var(--muted);margin-bottom:12px}
.sv-leg i{width:14px;height:14px;border-radius:4px;display:block}.sv-leg i.g{background:#B9BCC0}.sv-leg i.r{background:var(--brand);margin-left:18px}
.sv-head,.sv-row{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1.1fr) 110px;gap:20px;align-items:center}
.sv-head{padding:10px 0;border-bottom:2px solid var(--ink);font:700 .78rem var(--f-body);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.sv-head span:last-child{text-align:right}
.sv-row{padding:16px 0;border-bottom:1px solid var(--line)}
.sv-t b{display:block;font:700 1.12rem var(--f-display)}
.sv-t small{display:block;color:var(--muted);font-size:.86rem;margin-top:4px;line-height:1.4}
.sv-bars{display:flex;flex-direction:column;gap:8px}
.sv-b{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--muted)}
.sv-b i{display:block;height:12px;width:var(--w);min-width:6px;border-radius:4px;flex:0 0 auto;max-width:calc(100% - 64px)}
.sv-b i.m{background:#B9BCC0}.sv-b i.t{background:var(--brand)}
.sv-b .tt{color:var(--accent);font-weight:700}
.sv-s{text-align:right;font:700 1.35rem var(--f-display);color:var(--ok);font-variant-numeric:tabular-nums;white-space:nowrap}
.sv-side{display:flex;flex-direction:column;gap:16px}
.sv-total{background:#2A2D32;color:#fff;border-radius:22px;padding:28px 30px}
.sv-total .eyebrow{color:#F0708A}
.sv-total .huge{font:700 clamp(4rem,8vw,6rem)/1 var(--f-display);letter-spacing:-.04em;margin:8px 0 12px;font-variant-numeric:tabular-nums}
.sv-total .huge small{font-size:.3em;letter-spacing:0;font-weight:500;margin-left:12px}
.sv-total p{color:#E6E7E9;line-height:1.55}
.sv-more{border:1px solid var(--line);background:var(--surface);border-radius:22px;padding:24px 26px}
.sv-more h3{font-size:1.3rem;margin-bottom:12px}
.sv-more ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.sv-more li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;line-height:1.45}
.sv-more li i{width:24px;height:24px;border-radius:7px;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/16px no-repeat}
.sv-note{font-size:.82rem;color:var(--muted);line-height:1.55}
.sv-note b{color:var(--ink)}
@media (max-width:1000px){.sv-grid{grid-template-columns:1fr;gap:28px}}
@media (max-width:640px){.sv-head{display:none}.sv-row{grid-template-columns:1fr auto;gap:10px 14px}.sv-bars{grid-column:1/3;order:3}.sv-s{font-size:1.15rem}}

.hc-ai .spark-i{animation:none!important}
/* gentle floating chips */
@keyframes flt{0%,100%{translate:0 0}50%{translate:0 -9px}}
@keyframes flt2{0%,100%{translate:0 0}50%{translate:6px 7px}}
.motion .float{animation:flt 5.2s ease-in-out infinite}
.motion .float.f2{animation:flt2 6.4s ease-in-out -1.5s infinite}
.motion .float.f3{animation-duration:5.8s;animation-delay:-2.6s}
.motion .float.f4{animation:flt2 6s ease-in-out -3.2s infinite}
/* sparkle next to "báo cáo tài chính" */
.hero h1 .h1-b .hl:last-child::after{content:"";display:inline-block;width:.62em;height:.62em;margin-left:.14em;vertical-align:.5em;background:var(--brand);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 2l2.4 7.2L19.5 11.6l-7.1 2.4L10 21.2 7.6 14 .5 11.6 7.6 9.2z'/%3E%3Cpath d='M20 12l1.1 3.1 3.1 1.1-3.1 1.1L20 20.4l-1.1-3.1-3.1-1.1 3.1-1.1z' opacity='.8'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 2l2.4 7.2L19.5 11.6l-7.1 2.4L10 21.2 7.6 14 .5 11.6 7.6 9.2z'/%3E%3Cpath d='M20 12l1.1 3.1 3.1 1.1-3.1 1.1L20 20.4l-1.1-3.1-3.1-1.1 3.1-1.1z' opacity='.8'/%3E%3C/svg%3E") center/contain no-repeat}

/* journey on mobile */
.motion .j-steps li::before{content:attr(data-n)}
@media (max-width:760px){.motion .layer:not(.layer-out){top:108px}}

:root{--logo-url:url("/assets/img/1501b570b8.webp")}
.dd.shut .dd-panel{display:none!important}
.band{background:var(--brand);color:#fff;border-radius:22px;padding:clamp(24px,4vw,40px);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.band h2{color:#fff}.band p{opacity:.9}
.band .btn{background:#fff;color:var(--accent)}
.ccdc .bars i{transition:background-color .2s}
.ccdc .bars i.hot{background:var(--brand)!important}

/* ===== v5: theme toggle, intro, ambient hero, scroll fx ===== */
/* theme toggle */
.theme-t{position:relative;flex:0 0 auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;display:inline-grid;place-items:center;overflow:hidden;transition:border-color .2s,color .2s,transform .2s}
.theme-t:hover{border-color:var(--brand);color:var(--brand)}
.theme-t:active{transform:scale(.9)}
.theme-t svg{grid-area:1/1;width:20px;height:20px;transition:transform .6s cubic-bezier(.34,1.56,.64,1),opacity .3s}
.theme-t .moon{transform:rotate(-120deg) scale(.3);opacity:0}
:root[data-theme="dark"] .theme-t .sun{transform:rotate(120deg) scale(.3);opacity:0}
:root[data-theme="dark"] .theme-t .moon{transform:none;opacity:1}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .theme-t .sun{transform:rotate(120deg) scale(.3);opacity:0}
  :root:not([data-theme="light"]) .theme-t .moon{transform:none;opacity:1}}
@media (max-width:900px){.theme-t{order:1;margin-left:auto}.menu-toggle{margin-left:0}}
/* Màn hẹp: thanh chỉ giữ logo + "Đăng nhập" + giao diện + menu; "Đăng ký" nằm cuối menu khi mở. */
@media (max-width:560px){
  .nav{column-gap:6px}
  .nav .nav-cta{order:1;margin-left:auto;min-width:0;padding:0 12px}
  .theme-t{order:2;margin-left:0}
  .menu-toggle{order:3}
  .nav .nav-login + .nav-cta{display:none}
  .menu.open ~ .nav-login + .nav-cta{display:inline-flex;order:6;flex-basis:100%;margin:0 0 12px}
}
::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}
::view-transition-new(root){z-index:2}

/* header: thu gọn khi cuộn, ẩn khi cuộn xuống, hiện khi cuộn lên */
header.top{transition:transform .5s cubic-bezier(.2,.8,.2,1),box-shadow .3s,background-color .3s}
header.top.scrolled{box-shadow:0 12px 32px -22px rgba(0,0,0,.45)}
header.top.hide{transform:translateY(calc(-100% - 4px))}

/* progress bar */
.progress i{background:linear-gradient(90deg,var(--accent),var(--brand) 55%,#FF7A3D);box-shadow:0 0 10px color-mix(in srgb,var(--brand) 60%,transparent)}

/* hero: nền aurora + đèn soi lưới chấm theo con trỏ */
.aurora,.hero-spot{position:absolute;inset:0;z-index:0;pointer-events:none}
.aurora{overflow:hidden}
.aurora i{position:absolute;border-radius:50%;will-change:transform}
.aurora i:nth-child(1){width:min(70vw,780px);aspect-ratio:1;left:-14%;top:-22%;background:radial-gradient(circle,color-mix(in srgb,var(--brand) 22%,transparent),transparent 62%)}
.aurora i:nth-child(2){width:min(60vw,680px);aspect-ratio:1;right:-12%;top:-6%;background:radial-gradient(circle,color-mix(in srgb,#FF8A3D 18%,transparent),transparent 62%)}
.aurora i:nth-child(3){width:min(56vw,640px);aspect-ratio:1;left:28%;top:34%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 16%,transparent),transparent 62%)}
.motion .aurora i:nth-child(1){animation:aur1 16s ease-in-out infinite alternate}
.motion .aurora i:nth-child(2){animation:aur2 19s ease-in-out infinite alternate}
.motion .aurora i:nth-child(3){animation:aur3 22s ease-in-out infinite alternate}
@keyframes aur1{to{transform:translate(18%,14%) scale(1.18)}}
@keyframes aur2{to{transform:translate(-22%,18%) scale(.88)}}
@keyframes aur3{to{transform:translate(-14%,-20%) scale(1.22)}}
.hero-spot{background-image:radial-gradient(var(--brand) 1.2px,transparent 1.3px);background-size:24px 24px;opacity:0;transition:opacity .5s;
  -webkit-mask:radial-gradient(240px circle at var(--sx,50%) var(--sy,30%),#000,transparent 75%);mask:radial-gradient(240px circle at var(--sx,50%) var(--sy,30%),#000,transparent 75%)}
.hero.lit .hero-spot{opacity:.75}
/* vạch nhấn dưới chữ chỉ xuất hiện thoáng qua lúc mở trang, mặc định không hiện */
.hero h1 .hl{background:linear-gradient(var(--hl),var(--hl)) no-repeat 0 88%/0% .34em}

/* nút: hiệu ứng loé sáng + hút theo con trỏ */
.btn-primary{position:relative;overflow:hidden;isolation:isolate}
.btn-primary::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.38) 50%,transparent 70%);transform:translateX(-130%);pointer-events:none}
.btn-primary:hover::after{transform:translateX(130%);transition:transform .75s ease}
@keyframes shine{0%{transform:translateX(-130%)}30%,100%{transform:translateX(130%)}}
.motion .btn{transition:filter .15s,background .15s,box-shadow .25s,transform .2s}
.motion .btn-primary:hover{box-shadow:0 14px 30px -12px color-mix(in srgb,var(--brand) 75%,transparent)}

/* thẻ: đèn soi theo con trỏ */
.tilt{background-image:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),color-mix(in srgb,var(--brand) 9%,transparent),transparent 65%);border-color:color-mix(in srgb,var(--brand) 35%,var(--line))!important}

/* nút lên đầu trang */
.totop{position:fixed;right:max(18px,env(safe-area-inset-right,0px));bottom:max(18px,env(safe-area-inset-bottom,0px));z-index:45;width:52px;height:52px;border-radius:50%;border:0;padding:0;background:var(--surface);color:var(--ink);box-shadow:var(--shadow);cursor:pointer;display:grid;place-items:center;
  opacity:0;visibility:hidden;transform:translateY(16px) scale(.8);transition:opacity .35s,transform .45s cubic-bezier(.34,1.56,.64,1),visibility .35s,color .2s}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop:hover{color:var(--brand)}
.totop svg{grid-area:1/1}
.tt-ring{width:52px;height:52px;transform:rotate(-90deg)}
.tt-ring circle{fill:none;stroke-width:3}
.tt-ring circle:first-child{stroke:var(--line)}
.tt-ring circle+circle{stroke:var(--brand);stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1}
.tt-arrow{width:20px;height:20px;transition:transform .3s}
.totop:hover .tt-arrow{transform:translateY(-3px)}

/* chữ tiêu đề tách từ khi cuộn */
.sec-head h2.split .w,.cta h2.split .w{padding-bottom:.1em;margin-bottom:-.1em}
@media (prefers-reduced-motion:reduce){header.top,.totop{transition:none}}

/* ===== v6: menu mượt, mockup hero sinh động ===== */
/* dropdown desktop: mở/đóng bằng mờ + trượt + co giãn, các mục hiện lần lượt; đóng trễ nhẹ để rê chuột chéo không bị mất menu */
.menu a{transition:color .2s,background-color .2s}
@media (min-width:901px){
  .dd-panel{display:grid;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(12px) scale(.97);transform-origin:24px 0;
    transition:opacity .2s ease .08s,transform .28s cubic-bezier(.4,0,.2,1) .08s,visibility 0s linear .36s}
  .dd-panel.wide{transform-origin:50% 0}
  .dd:hover .dd-panel,.dd:focus-within .dd-panel{opacity:1;visibility:visible;pointer-events:auto;transform:none;
    transition:opacity .25s ease,transform .45s cubic-bezier(.16,1,.3,1),visibility 0s}
  .dd-panel::before{content:"";position:absolute;left:0;right:0;bottom:100%;height:14px}
  .dd-panel a,.dd-panel h5{opacity:0;transform:translateY(8px);transition:opacity .15s,transform .15s,background-color .2s,color .2s}
  .dd:hover .dd-panel a,.dd:focus-within .dd-panel a,.dd:hover .dd-panel h5,.dd:focus-within .dd-panel h5{opacity:1;transform:none;
    transition:opacity .35s ease,transform .45s cubic-bezier(.16,1,.3,1),background-color .2s,color .2s;transition-delay:calc(min(var(--i,0),16) * 22ms + 60ms)}
  .dd-panel a:hover{color:var(--brand)}
  .caret-d{transition:transform .35s cubic-bezier(.34,1.56,.64,1)}
}
/* menu mobile: trượt xuống khi mở, thu lên khi đóng */
@media (max-width:900px){
  .menu.open{animation:mIn .38s cubic-bezier(.16,1,.3,1) both;transform-origin:top}
  .menu.open>*{animation:mItem .4s cubic-bezier(.16,1,.3,1) both;animation-delay:calc(var(--i,0) * 45ms + 60ms)}
  .menu.closing{animation:mOut .25s ease-in both}
  .menu.closing>*{animation:none}
}
@keyframes mIn{from{opacity:0;transform:translateY(-10px) scaleY(.96)}to{opacity:1;transform:none}}
@keyframes mOut{to{opacity:0;transform:translateY(-8px) scaleY(.97)}}
@keyframes mItem{from{opacity:0;transform:translateX(-14px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.dd-panel,.dd-panel a,.dd-panel h5,.menu.open,.menu.open>*,.menu.closing{transition:none!important;animation:none!important}}

/* mockup: icon chung */
.app{position:relative;-webkit-user-select:none;user-select:none;transition:box-shadow .8s ease}
.app.glow{box-shadow:var(--shadow),0 0 0 1px color-mix(in srgb,var(--brand) 35%,transparent),0 0 80px -20px color-mix(in srgb,var(--brand) 55%,transparent)}
.mi{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
/* thanh tiêu đề cửa sổ */
.app-bar{gap:6px}
.app-bar .ab-url{display:inline-flex;align-items:center;gap:6px;margin-left:12px;padding:3px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--line);min-width:0;overflow:hidden}
.ab-url b{font-weight:500;white-space:nowrap}
.ab-url .mi{width:12px;height:12px;color:var(--ok);stroke-width:2.2}
.app-bar .ab-tools{margin-left:auto;display:flex;align-items:center;gap:14px;color:var(--muted)}
.app-bar .ab-tools span{margin:0}
.ab-bell{position:relative;display:inline-grid}
.ab-bell em{position:absolute;top:-6px;right:-8px;min-width:15px;height:15px;padding:0 4px;border-radius:999px;background:var(--brand);color:#fff;font:700 .6rem/15px var(--f-body);font-style:normal;text-align:center;box-shadow:0 0 0 2px var(--sunk)}
.motion .ab-bell em{animation:bdg 3.2s ease-in-out infinite}
.motion .ab-bell .mi{animation:ring 3.2s ease-in-out infinite;transform-origin:50% 8%}
@keyframes bdg{0%,62%,100%{transform:scale(1)}70%{transform:scale(1.35)}80%{transform:scale(.92)}88%{transform:scale(1)}}
@keyframes ring{0%,58%,100%{transform:none}62%{transform:rotate(16deg)}68%{transform:rotate(-13deg)}74%{transform:rotate(9deg)}80%{transform:rotate(-5deg)}86%{transform:none}}
.app-bar .ab-av{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),#FF7A3D);color:#fff;font:700 .6rem/1 var(--f-body)}
/* thanh bên */
.app-side a{display:flex;align-items:center;gap:10px;position:relative;transition:color .2s,background-color .2s}
.app-side a .mi{opacity:.8}
.app-side a.on .mi{opacity:1}
.app-side a.on::before{content:"";position:absolute;left:-10px;top:7px;bottom:7px;width:3px;border-radius:0 3px 3px 0;background:var(--brand)}
.app-side a:not(.on):hover{background:var(--sunk);color:var(--ink)}
/* đầu trang tổng quan */
.app-top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.app-top b{display:block;font:600 1rem/1.3 var(--f-display)}
.app-top small{color:var(--muted);font-size:.78rem}
.sync{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--ok-soft);color:var(--ok);font-size:.74rem;font-weight:600;white-space:nowrap}
.sync .mi{width:13px;height:13px;stroke-width:2.2}
.motion .sync .mi{animation:spinx 2.8s linear infinite}
/* thẻ KPI */
.kpi{position:relative;overflow:hidden;display:flex;flex-direction:column;background:var(--surface);transition:transform .3s,box-shadow .3s,border-color .3s}
.kpi:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--brand) 35%,var(--line));box-shadow:0 14px 30px -18px rgba(0,0,0,.35)}
.k-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.k-ico{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand)}
.k2 .k-ico{background:var(--warn-soft);color:var(--warn)}
.k3 .k-ico{background:var(--ok-soft);color:var(--ok)}
.kpi .k-trend{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;border-radius:999px;background:var(--ok-soft);color:var(--ok);font-size:.72rem}
.kpi.k2 .k-trend{background:var(--warn-soft);color:var(--warn)}
.k-trend .mi{width:12px;height:12px;stroke-width:2.4}
.k-spark{display:block;width:100%;height:26px;margin-top:8px;overflow:visible}
.k-spark path{fill:none;stroke:var(--brand);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.k2 .k-spark path{stroke:var(--warn)}
.k3 .k-spark path{stroke:var(--ok)}
.tw-caret{display:inline-block;width:2px;height:1.05em;margin-left:2px;vertical-align:-3px;background:var(--brand);animation:blink .8s steps(1) infinite}
/* thông báo nổi trong cửa sổ */
.app-toast{position:absolute;right:16px;top:50px;z-index:3;display:flex;align-items:center;gap:10px;padding:9px 14px 9px 9px;border-radius:12px;background:var(--surface);border:1px solid var(--line);box-shadow:0 18px 40px -16px rgba(0,0,0,.4);opacity:0;pointer-events:none}
html:not(.motion) .app-toast{display:none}
.t-ico{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--ok);color:#fff;flex:0 0 28px}
.t-ico .mi{width:15px;height:15px;stroke-width:2.8}
.t-txt b{display:block;font-size:.82rem;line-height:1.3}
.t-txt small{display:block;color:var(--muted);font-size:.72rem}
/* tia quét khi cửa sổ được "tạo ra" */
.app-beam{position:absolute;left:0;right:0;top:0;height:140px;z-index:4;pointer-events:none;opacity:0;
  background:linear-gradient(180deg,transparent,color-mix(in srgb,var(--brand) 8%,transparent) 60%,color-mix(in srgb,var(--brand) 30%,transparent) 99%,transparent)}
.app-beam::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,var(--brand) 20%,#FF8A3D 50%,var(--brand) 80%,transparent);box-shadow:0 0 22px 3px color-mix(in srgb,var(--brand) 70%,transparent)}
/* thẻ nổi quanh mockup */
.float{gap:10px;padding:8px 14px 8px 8px}
.f-ico{position:relative;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);flex:0 0 32px}
.f-ico.ok{background:var(--ok-soft);color:var(--ok)}
.f-ico .mi{width:17px;height:17px}
.f-ico .ping{position:absolute;top:-3px;right:-3px;width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 2px var(--surface)}
.motion .f-ico .ping::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--brand);animation:ping 1.8s cubic-bezier(0,0,.2,1) infinite}
@keyframes ping{75%,100%{transform:scale(2.8);opacity:0}}
.f-txt{display:flex;flex-direction:column;line-height:1.25}
.f-txt small{font-weight:500;font-size:.74rem;color:var(--muted)}
.float.f4 .spark-i{width:32px;height:32px;padding:7px;border-radius:10px;background:var(--brand-soft);color:var(--brand);flex:0 0 32px}
.stage3d .f1{left:2%;top:63%;bottom:auto}.stage3d .f3{left:5%;top:auto;bottom:16%}.stage3d .f2{right:1%;top:38%}.stage3d .f4{right:2%;bottom:19%}
@media (max-width:760px){.app-top small,.sync{display:none}.app-bar .ab-tools>.mi:first-child{display:none}.app-bar .ab-url{flex:0 1 auto;margin-left:8px}.ab-url b{overflow:hidden;text-overflow:ellipsis}.kpi strong{font-size:1.08rem;white-space:nowrap}.app-toast{right:10px;left:10px;top:46px}}