/* ============================================================
   Autobizbot – editorial / enterprise look
   Light paper, ink type, one teal accent, dark inverted sections.
   ============================================================ */
:root{
  color-scheme:dark;
  --paper:#0B141B; --paper2:#0F1B25; --white:#13212C;
  --ink:#EEF4F7; --ink2:#C5D4DC; --muted:#8CA3AF; --line:#1F3442;
  --accent:#4FD0E3; --bright:#3FC5D9; --bright2:#8BEAF0;
  --dark:#070D12; --dark2:#101C25; --dline:#1B303D; --dtext:#E8F1F5; --dmuted:#8FA4B0;
  --ease:cubic-bezier(.2,.7,.2,1);
  --head:'Montserrat',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{font-family:var(--body);font-size:16px;line-height:1.65;color:var(--ink2);background:var(--paper);-webkit-font-smoothing:antialiased;overflow-x:clip;-webkit-tap-highlight-color:transparent}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;touch-action:manipulation}
img,svg{max-width:100%}
ul,ol{list-style:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
h1,h2,h3,h4{font-family:var(--head);color:var(--ink)}

/* ---------- scroll progress ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:100;background:var(--accent);transform:scaleX(0);transform-origin:left}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(11,20,27,.84);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.tile{width:34px;height:34px;border-radius:9px;background:#0A1117;border:1px solid #27414F;display:grid;place-items:center;overflow:hidden;flex-shrink:0}
.tile img{width:24px;height:24px;object-fit:contain}
.wm{font-family:var(--head);font-size:1.18rem;font-weight:500;color:var(--ink);letter-spacing:-.02em}
.wm b{font-weight:800}
.links{display:flex;gap:30px;font-size:.92rem;font-weight:500;color:var(--ink2);margin-left:auto;margin-right:8px}
.links a{position:relative;padding:6px 0}
.links a:not(.menu-cta)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.links a:not(.menu-cta):hover::after{transform:scaleX(1)}
.links .menu-cta{display:none}
.nav-r{display:flex;align-items:center;gap:14px;flex-shrink:0}
.lang{display:flex;gap:2px;font-size:.78rem;font-weight:600}
.lang button{background:none;border:0;color:var(--muted);padding:6px 9px;border-radius:6px;transition:background .2s,color .2s}
.lang button.on{color:var(--ink);background:var(--paper2)}
.burger{display:none;position:relative;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--white)}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),top .3s var(--ease)}
.burger span:nth-child(1){top:15px}
.burger span:nth-child(2){top:23px}
.burger.open span:nth-child(1){top:19px;transform:rotate(45deg)}
.burger.open span:nth-child(2){top:19px;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border-radius:9px;font-family:var(--body);font-weight:600;font-size:.95rem;border:1px solid transparent;transition:background .25s,transform .25s var(--ease),box-shadow .25s;white-space:nowrap}
.btn.sm{padding:9px 16px;font-size:.86rem}
.btn-ink{background:var(--bright);color:#04141b}
.btn-ink:hover{background:var(--bright2);transform:translateY(-1px)}
.btn-bright{background:var(--bright);color:#04141b}
.btn-bright:hover{background:var(--bright2);transform:translateY(-1px)}
.arr{font-style:normal;display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arr,.btn-link:hover .arr{transform:translateX(4px)}
.btn-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--accent);padding:14px 4px;transition:color .2s}
.btn-link:hover{color:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 88px;background:radial-gradient(900px 480px at 80% 30%,rgba(63,197,217,.09),transparent 64%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.6;-webkit-mask-image:radial-gradient(ellipse 80% 75% at 72% 40%,#000,transparent 75%);mask-image:radial-gradient(ellipse 80% 75% at 72% 40%,#000,transparent 75%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center}
.kicker{font-size:.76rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:22px}
h1{font-size:clamp(2.5rem,5vw,4.3rem);line-height:1.1;font-weight:800;letter-spacing:-.035em;margin-bottom:22px}
h1 em{font-style:normal;color:var(--accent)}
.lead{font-size:1.14rem;color:var(--muted);max-width:520px}
.cta-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:34px 0 22px}
.trust{display:flex;align-items:center;gap:10px;font-size:.86rem;color:var(--muted)}

@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.hero .kicker,.hero h1,.hero .lead,.hero .cta-row,.hero .trust,.hero .flow{animation:rise .95s var(--ease) both}
.hero h1{animation-delay:.08s}
.hero .lead{animation-delay:.18s}
.hero .cta-row{animation-delay:.28s}
.hero .trust{animation-delay:.36s}
.hero .flow{animation-delay:.22s}

/* hero diagram */
.flow{margin:0;background:var(--dark);border-radius:16px;padding-bottom:12px;box-shadow:0 40px 80px -30px rgba(0,0,0,.75),0 0 0 1px #243C4A;overflow:hidden}
.flow-bar{display:flex;align-items:center;gap:10px;padding:14px 20px;border-bottom:1px solid var(--dline);font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--dmuted)}
.live{width:8px;height:8px;border-radius:50%;background:var(--bright);animation:ping 2.2s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(63,197,217,.55)}70%,100%{box-shadow:0 0 0 9px rgba(63,197,217,0)}}
.flow svg{display:block;width:100%;height:auto;padding:14px 16px 0}
.flow-m{display:none!important}
.flow .col{font:600 9.5px var(--body);letter-spacing:.14em;fill:#5F7886;text-transform:uppercase}
.flow .node rect{fill:#0F1C26;stroke:#233845;stroke-width:1}
.flow .node text{font:500 12.5px var(--body);fill:#D6E4EB}
.flow .node circle{fill:#3FC5D9}
.flow .node.out circle{fill:#8BEAF0}
.flow .wires use{fill:none;stroke:#1E3B49;stroke-width:1.4}
.flow .wires.on use{stroke:#3FC5D9;stroke-dasharray:2 9;stroke-linecap:round;opacity:.85;animation:dash 1.4s linear infinite}
@keyframes dash{to{stroke-dashoffset:-22}}
.flow .pulses circle{fill:#BDF3F8}
.flow .hub .core{fill:#0A1117;stroke:#3FC5D9;stroke-width:1.5}
.flow .hub .ring{fill:none;stroke:#3FC5D9;stroke-width:1;opacity:0;transform-box:fill-box;transform-origin:center;animation:ring 3.2s ease-out infinite}
.flow .hub .r2{animation-delay:1.6s}
@keyframes ring{0%{opacity:.55;transform:scale(.92)}100%{opacity:0;transform:scale(1.55)}}
.flow .hub-l{font:700 12px var(--head);fill:#E8F1F5;letter-spacing:.02em}

/* ---------- works-with strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip-in{display:flex;align-items:center;gap:32px;padding-top:22px;padding-bottom:22px}
.strip-l{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.strip ul{display:flex;flex-wrap:wrap;gap:8px 30px;font-weight:600;color:var(--ink);font-size:.95rem}
.strip li{display:flex;align-items:center;gap:30px}
.strip li:not(:last-child)::after{content:"";width:3px;height:3px;border-radius:50%;background:#4A6575}

/* ---------- sections ---------- */
.sec{padding:112px 0}
.alt{background:var(--paper2)}
.sec-head{max-width:720px;margin-bottom:56px}
.h2{font-size:clamp(1.9rem,3.4vw,2.8rem);font-weight:800;line-height:1.16;letter-spacing:-.03em;margin-bottom:16px}
.sub{font-size:1.06rem;color:var(--muted);max-width:640px}
.eyebrow{display:inline-block;font-size:.76rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:16px}

/* intro */
.intro{display:grid;grid-template-columns:1.05fr 1fr;gap:88px;align-items:start}
.lead2{font-size:1.12rem;line-height:1.75;color:var(--ink2)}
.n{font-family:var(--head);font-weight:700;font-size:.9rem;color:var(--accent);padding-top:3px}
.pts li{display:grid;grid-template-columns:48px 1fr;gap:12px;padding:26px 0;border-top:1px solid var(--line)}
.pts li:last-child{border-bottom:1px solid var(--line)}
.pts h3{font-size:1.12rem;margin-bottom:6px;letter-spacing:-.015em}
.pts p{color:var(--muted);font-size:.96rem}

/* services: editorial rows */
.svc-list{border-top:1px solid var(--line)}
.svc-row{position:relative;display:grid;grid-template-columns:64px minmax(200px,.8fr) 1.5fr 40px;gap:24px;align-items:center;padding:34px 20px;border-bottom:1px solid var(--line);transition:background .3s,padding .35s var(--ease)}
.svc-row::before{content:"";position:absolute;left:0;top:-1px;bottom:-1px;width:3px;background:var(--accent);transform:scaleY(0);transition:transform .35s var(--ease)}
.svc-row:hover{background:var(--white);padding-left:34px}
.svc-row:hover::before{transform:scaleY(1)}
.svc-row h3{font-size:1.32rem;letter-spacing:-.02em}
.svc-row p{color:var(--muted);font-size:.98rem}
.svc-row .go{justify-self:end;font-size:1.3rem;color:var(--ink);transition:transform .3s var(--ease),color .3s}
.svc-row:hover .go{transform:translateX(6px);color:var(--accent)}

/* scenarios: department list + content */
.scn-layout{display:grid;grid-template-columns:250px 1fr;gap:56px;align-items:start}
.dnav{position:sticky;top:96px;display:flex;flex-direction:column;gap:2px}
.dtab{text-align:left;padding:12px 16px;border:0;border-radius:8px;background:none;color:var(--muted);font-weight:600;font-size:.94rem;transition:color .2s,background .2s,box-shadow .2s}
.dtab:hover{color:var(--ink)}
.dtab.on{background:var(--white);color:var(--ink);box-shadow:inset 3px 0 0 var(--bright)}
.ph h3{font-size:1.75rem;letter-spacing:-.025em;margin-bottom:8px}
.ph .pd{color:var(--muted);max-width:640px}
.benefits{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:18px}
.benefits li{display:flex;align-items:center;gap:9px;font-size:.9rem;font-weight:500;color:var(--ink)}
.benefits li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.flts{display:flex;flex-wrap:wrap;gap:8px;margin:30px 0 20px}
.flt{padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--white);color:var(--ink2);font-weight:600;font-size:.84rem;transition:border-color .2s,background .2s,color .2s}
.flt:hover{border-color:var(--bright)}
.flt.on{background:var(--bright);border-color:var(--bright);color:#04141b}
.scn-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.scn{display:flex;flex-direction:column;gap:10px;padding:22px;background:var(--white);border:1px solid var(--line);border-radius:12px;animation:rise .55s var(--ease) both;animation-delay:calc(var(--i,0) * 45ms);transition:border-color .25s,transform .3s var(--ease),box-shadow .3s}
.scn:hover{border-color:rgba(63,197,217,.55);transform:translateY(-3px);box-shadow:0 18px 36px -22px rgba(0,0,0,.8)}
.scn h4{font-size:1.02rem;line-height:1.35;letter-spacing:-.01em}
.scn p{font-size:.9rem;color:var(--muted);line-height:1.6}
.scn-tag{align-self:flex-start;font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 9px;border-radius:5px}
.t-rpa{color:#7FDCEA;background:rgba(63,197,217,.14)}
.t-ai{color:#AEB8FF;background:rgba(130,142,255,.16)}
.t-bi{color:#80E5B9;background:rgba(80,210,150,.14)}
.t-app{color:#D5AEFF;background:rgba(182,124,255,.16)}
.scn-more{display:block;margin:26px auto 0;padding:12px 26px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);font-weight:600;font-size:.9rem;transition:background .25s,color .25s,border-color .25s}
.scn-more:hover{background:var(--bright);border-color:var(--bright);color:#04141b}
.empty{padding:40px 24px;border:1px dashed var(--line);border-radius:12px;text-align:center;color:var(--muted)}
.empty .flt{margin-top:14px}

/* dark sections */
.dark{background:var(--dark);color:var(--dtext)}
.dark h2,.dark h3{color:#fff}
.dark .sub{color:var(--dmuted)}

/* why us */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--dline)}
.why-item{padding:36px 28px 8px;border-left:1px solid var(--dline)}
.why-item:first-child{border-left:0;padding-left:0}
.big{display:block;font:800 3.6rem/1 var(--head);color:transparent;-webkit-text-stroke:1px #33606F;margin-bottom:26px;transition:color .4s,-webkit-text-stroke-color .4s}
.why-item:hover .big{color:var(--bright);-webkit-text-stroke-color:var(--bright)}
.why-item h3{font-size:1.1rem;letter-spacing:-.015em;margin-bottom:10px}
.why-item p{color:var(--dmuted);font-size:.95rem}

/* process: trace line that draws itself */
.tl{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-top:46px}
.tl::before,.tl::after{content:"";position:absolute;left:0;right:0;top:8px}
.tl::before{height:1px;background:var(--line)}
.tl::after{height:2px;top:7.5px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 1.8s var(--ease) .2s}
.tl.drawn::after{transform:scaleX(1)}
.tl li{position:relative}
.tl li::before{content:"";position:absolute;top:-46px;left:0;width:17px;height:17px;border-radius:50%;background:var(--paper);border:2px solid var(--accent);transition:background .4s .3s}
.tl.drawn li::before{background:var(--accent)}
.step-n{display:block;font-family:var(--head);font-weight:700;font-size:.82rem;letter-spacing:.1em;color:var(--accent);margin-bottom:10px}
.tl h3{font-size:1.15rem;letter-spacing:-.015em;margin-bottom:8px}
.tl p{color:var(--muted);font-size:.95rem}

/* about: Auto + Biz + Bot */
.eq{display:grid;grid-template-columns:repeat(3,1fr);margin:48px 0 56px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eq-cell{position:relative;padding:38px 28px}
.eq-cell+.eq-cell{border-left:1px solid var(--line)}
.eq-cell+.eq-cell::before{content:"+";position:absolute;left:-15px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:var(--paper2);border:1px solid var(--line);display:grid;place-items:center;font-weight:600;color:var(--accent);line-height:1}
.eq-w{display:block;font:800 clamp(2.4rem,5.5vw,4.6rem)/1.05 var(--head);letter-spacing:-.04em;color:var(--ink);margin-bottom:12px}
.eq-cell:nth-child(2) .eq-w{color:var(--accent)}
.eq-d{color:var(--muted)}
.about-cols{display:grid;grid-template-columns:1.2fr 1fr;gap:72px}
.about-cols p{margin-bottom:14px}
.vals li{display:grid;gap:2px;padding:16px 0;border-top:1px solid var(--line)}
.vals li:last-child{border-bottom:1px solid var(--line)}
.vals b{color:var(--ink);font-family:var(--head);letter-spacing:-.01em}
.vals span{color:var(--muted);font-size:.93rem}

/* faq accordion */
.faq-wrap{max-width:880px}
.faq{margin-top:40px;border-bottom:1px solid var(--line)}
.faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;background:none;border:0;text-align:left;font:600 1.06rem/1.4 var(--head);color:var(--ink);letter-spacing:-.01em}
.faq-q i{position:relative;flex-shrink:0;width:14px;height:14px}
.faq-q i::before,.faq-q i::after{content:"";position:absolute;left:0;right:0;top:50%;height:2px;margin-top:-1px;background:var(--ink);transition:transform .35s var(--ease),background .2s}
.faq-q i::after{transform:rotate(90deg)}
.faq-q:hover i::before,.faq-q:hover i::after{background:var(--accent)}
.faq-item.open .faq-q i::after{transform:rotate(0)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease)}
.faq-a>div{overflow:hidden}
.faq-a p{padding:0 40px 26px 0;color:var(--muted)}
.faq-item.open .faq-a{grid-template-rows:1fr}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:88px;align-items:start}
.info{margin-top:40px;border-top:1px solid var(--dline)}
.info li{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--dline);color:var(--dmuted)}
.info .k{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--bright);padding-top:2px}
form{display:grid;gap:4px}
input,select,textarea{width:100%;background:transparent;border:0;border-bottom:1px solid var(--dline);border-radius:0;color:#fff;padding:17px 2px;font:inherit;font-size:1rem;transition:border-color .25s}
input::placeholder,textarea::placeholder{color:#6F8794}
input:focus,select:focus,textarea:focus{outline:0;border-bottom-color:var(--bright)}
select{color:#6F8794;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%238FA4B0' stroke-width='1.6'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 4px center}
select option{background:#101C25;color:#fff}
textarea{resize:vertical;min-height:90px}
input.err{border-bottom-color:#ff7a7a}
form .btn{margin-top:26px;justify-self:start}
.ok{color:#7ee2a8;font-size:.92rem;margin-top:12px}

/* footer */
.foot{background:var(--dark);color:var(--dmuted);border-top:1px solid var(--dline);padding:44px 0}
.foot .wm{color:#fff}
.foot-in{display:grid;grid-template-columns:auto 1fr auto auto;gap:36px;align-items:center}
.foot-tag{font-size:.9rem}
.foot-links{display:flex;gap:24px;font-size:.88rem}
.foot-links a{transition:color .2s}
.foot-links a:hover{color:#fff}
.foot small{font-size:.8rem}

/* floating call-to-action (phones) */
.fab{display:none}

/* ---------- scroll reveal ---------- */
.js .rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0ms)}
.js .rv.in{opacity:1;transform:none}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:1100px){
  .intro{gap:56px}
  .scn-layout{grid-template-columns:210px 1fr;gap:36px}
  .scn-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .why-item:nth-child(3){border-left:0;padding-left:0}
  .why-item:nth-child(n+3){border-top:1px solid var(--dline);margin-top:20px;padding-top:36px}
}

@media(max-width:960px){
  .hide-m{display:none}
  .burger{display:block}
  .links{position:absolute;top:100%;left:0;right:0;display:flex;flex-direction:column;gap:0;margin:0;padding:6px 24px 22px;background:rgba(11,20,27,.99);border-bottom:1px solid var(--line);box-shadow:0 26px 40px -20px rgba(0,0,0,.6);visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity .25s,transform .3s var(--ease),visibility .25s}
  .links.open{visibility:visible;opacity:1;transform:none}
  .links a{padding:16px 2px;font-size:1.04rem;border-bottom:1px solid var(--line)}
  .links a::after{display:none}
  .links a.menu-cta{display:inline-flex;margin-top:18px;border:0;padding:15px 22px}
  .hero{padding:52px 0 64px}
  .hero-in{grid-template-columns:1fr;gap:44px}
  .flow{max-width:620px}
  .sec{padding:84px 0}
  .intro{grid-template-columns:1fr;gap:36px}
  .svc-row{grid-template-columns:44px 1fr 32px;gap:6px 14px;padding:20px 8px}
  .svc-row p{grid-column:2 / 4}
  .svc-row h3{grid-column:2}
  .svc-row .go{grid-column:3;grid-row:1}
  .svc-row:hover{padding-left:8px}
  .scn-layout{grid-template-columns:minmax(0,1fr);gap:26px}
  .scn-layout>*{min-width:0}
  .dnav{position:static;flex-direction:row;gap:8px;overflow-x:auto;margin:0 -28px;padding:2px 28px 8px;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 36px),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 36px),transparent)}
  .dnav::-webkit-scrollbar{display:none}
  .dtab{flex:0 0 auto;padding:11px 16px;border:1px solid var(--line);border-radius:999px;background:var(--white);scroll-snap-align:center;white-space:nowrap}
  .dtab.on{background:var(--bright);border-color:var(--bright);color:#04141b;box-shadow:none}
  .scn-grid{grid-template-columns:repeat(2,1fr)}
  .tl{grid-template-columns:repeat(2,1fr);row-gap:44px}
  .tl li:nth-child(n+3)::before{display:none}
  .about-cols{grid-template-columns:1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr;gap:52px}
  .foot-in{grid-template-columns:1fr;gap:20px}
}

@media(max-width:700px){
  .wrap{padding:0 20px}
  html{scroll-padding-top:68px}
  body{font-size:15.5px}
  .nav-in{height:60px;gap:10px}
  .nav-r{gap:8px}
  .wm{font-size:1.08rem}
  .dnav{margin:0 -20px;padding:2px 20px 8px}

  .hero{padding:36px 0 52px}
  .kicker{font-size:.7rem;margin-bottom:16px}
  h1{font-size:clamp(2.15rem,9.4vw,2.7rem);margin-bottom:16px}
  .lead{font-size:1.02rem}
  .cta-row{flex-direction:column;align-items:stretch;gap:2px;margin:26px 0 18px}
  .cta-row .btn{padding:16px 22px}
  .cta-row .btn-link{justify-content:center}
  .flow-d{display:none!important}
  .flow-m{display:block!important}
  .flow{border-radius:14px}

  .strip-in{flex-direction:column;align-items:flex-start;gap:12px;padding-top:20px;padding-bottom:20px}
  .strip ul{gap:6px 22px;font-size:.9rem}
  .strip li{gap:22px}

  .sec{padding:56px 0}
  .sec-head{margin-bottom:26px}
  .h2{font-size:1.75rem}
  .sub{font-size:1rem}
  .lead2{font-size:1.04rem}
  .scn-grid{grid-template-columns:1fr}
  .scn{padding:18px}
  .ph h3{font-size:1.45rem}
  .flts{margin:24px 0 16px;flex-wrap:nowrap;overflow-x:auto;margin-right:-20px;padding-right:20px;scrollbar-width:none}
  .flts::-webkit-scrollbar{display:none}
  .flt{flex:0 0 auto}
  .scn-more{width:100%}

  .svc-row{padding:20px 4px}
  .pts li{padding:20px 0}
  .why-grid{grid-template-columns:1fr}
  .why-item,.why-item:first-child,.why-item:nth-child(3){padding:24px 0 26px;border-left:0;margin-top:0}
  .why-item+.why-item{border-top:1px solid var(--dline)}
  .big{font-size:2.1rem;margin-bottom:10px}

  .tl{grid-template-columns:1fr;padding:0 0 0 30px;row-gap:32px}
  .tl::before{left:8px;right:auto;top:6px;bottom:6px;width:1px;height:auto}
  .tl::after{left:7.5px;right:auto;top:6px;bottom:6px;width:2px;height:auto;transform:scaleY(0);transform-origin:top}
  .tl.drawn::after{transform:scaleY(1)}
  .tl li:nth-child(n+3)::before{display:block}
  .tl li::before{top:3px;left:-30px}

  .eq{grid-template-columns:1fr;margin:36px 0 40px}
  .eq-cell{padding:18px 4px}
  .eq-cell+.eq-cell{border-left:0;border-top:1px solid var(--line)}
  .eq-cell+.eq-cell::before{left:4px;top:-15px;transform:none}
  .eq-w{font-size:2.5rem}

  .faq-q{padding:20px 0;font-size:1rem}
  .faq-a p{padding-right:8px}
  .info li{grid-template-columns:96px 1fr}
  input,select,textarea{font-size:16px}
  form .btn{width:100%}
  .foot{padding:36px 0 104px}
  .foot-links{flex-wrap:wrap;gap:12px 20px}

  .fab{display:flex;position:fixed;left:16px;right:16px;bottom:calc(14px + env(safe-area-inset-bottom));z-index:55;padding:16px 22px;box-shadow:0 14px 34px -8px rgba(0,0,0,.7),0 0 0 1px rgba(63,197,217,.25);transform:translateY(150%);opacity:0;transition:transform .4s var(--ease),opacity .3s}
  .fab.show{transform:none;opacity:1}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js .rv{opacity:1;transform:none}
}

/* hero: live activity log under the diagram */
.flow-log{margin:6px 20px 8px;padding-top:14px;border-top:1px solid var(--dline);display:grid;gap:7px}
.flow-log li{display:flex;align-items:center;gap:10px;font-size:.82rem;color:#7F96A3;opacity:.4;animation:logstep 9s infinite;animation-delay:calc(var(--k) * 1.3s)}
.flow-log li::before{content:"\2713";display:grid;place-items:center;flex-shrink:0;width:17px;height:17px;border-radius:50%;border:1px solid #2B4553;font-size:.62rem;font-weight:700;color:transparent;animation:logchk 9s infinite;animation-delay:calc(var(--k) * 1.3s)}
@keyframes logstep{0%{opacity:.4;color:#7F96A3}6%,70%{opacity:1;color:#D6E4EB}78%,100%{opacity:.4;color:#7F96A3}}
@keyframes logchk{0%{border-color:#2B4553;background:transparent;color:transparent}6%,70%{border-color:#3FC5D9;background:#3FC5D9;color:#04141b}78%,100%{border-color:#2B4553;background:transparent;color:transparent}}

/* before / after */
.cmp-tabs{display:inline-flex;padding:4px;margin-bottom:34px;border:1px solid var(--line);border-radius:999px;background:var(--white)}
.cmp-tab{padding:10px 22px;border:0;border-radius:999px;background:none;color:var(--muted);font-weight:600;font-size:.92rem;transition:background .35s var(--ease),color .35s}
.cmp-tab.on{background:var(--bright);color:#04141b}
.cmp-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:c}
.cmp-step{position:relative;display:flex;flex-direction:column;gap:14px;min-height:164px;padding:22px;background:var(--white);border:1px dashed #35505F;border-radius:12px;counter-increment:c;transition:border-color .5s,box-shadow .5s,transform .6s var(--ease)}
.cmp-step::before{content:"0" counter(c);position:absolute;top:22px;right:22px;font:700 .8rem var(--head);color:#4D6878}
.cmp-step:not(:last-child)::after{content:"";position:absolute;top:50%;left:100%;width:22px;height:1px;background:#35505F;transition:background .4s}
.cmp[data-mode="a"] .cmp-step{border-style:solid;border-color:rgba(63,197,217,.7);box-shadow:0 20px 36px -26px rgba(63,197,217,.35)}
.cmp[data-mode="a"] .cmp-step:not(:last-child)::after{height:2px;background:linear-gradient(90deg,var(--accent) 0 35%,var(--bright) 50%,var(--accent) 65% 100%);background-size:220% 100%;animation:flowline 1.3s linear infinite}
@keyframes flowline{to{background-position:-220% 0}}
.cmp-step:nth-child(2){transition-delay:.05s}.cmp-step:nth-child(3){transition-delay:.1s}.cmp-step:nth-child(4){transition-delay:.15s}
.who,.txt,.cmp-cap{display:grid}
.who>span,.txt>span,.cmp-cap>span{grid-area:1/1;transition:opacity .45s,transform .55s var(--ease)}
.who>span{align-self:start;justify-self:start;font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 10px;border-radius:5px}
.who .tm{background:#1B2D39;color:var(--muted)}
.who .ta{background:rgba(63,197,217,.16);color:#7FDCEA}
.txt{font-size:1rem;font-weight:500;color:var(--ink);line-height:1.5}
.cmp[data-mode="m"] .ta{opacity:0;transform:translateY(8px);pointer-events:none}
.cmp[data-mode="a"] .tm{opacity:0;transform:translateY(-8px);pointer-events:none}
.cmp-cap{margin-top:34px;max-width:720px;padding-left:18px;border-left:2px solid var(--line);font-size:1.06rem;color:var(--ink2);transition:border-color .4s}
.cmp[data-mode="a"] .cmp-cap{border-left-color:var(--accent)}

@media(max-width:960px){
  .cmp-steps{grid-template-columns:repeat(2,1fr);row-gap:22px}
  .cmp-step:nth-child(2)::after{display:none}
}
@media(max-width:700px){
  .cmp-tabs{display:flex}
  .cmp-tab{flex:1}
  .cmp-steps{grid-template-columns:1fr;gap:26px}
  .cmp-step{min-height:0}
  .cmp-step:nth-child(2)::after{display:block}
  .cmp-step:not(:last-child)::after{top:100%;left:34px;width:1px;height:26px;background:#35505F}
  .cmp[data-mode="a"] .cmp-step:not(:last-child)::after{width:2px;height:26px;background:linear-gradient(180deg,var(--accent) 0 35%,var(--bright) 50%,var(--accent) 65% 100%);background-size:100% 220%;animation:flowlinev 1.3s linear infinite}
  @keyframes flowlinev{to{background-position:0 -220%}}
}

::selection{background:rgba(63,197,217,.32);color:#fff}
.wm{color:var(--ink)}

/* ---- round 2: a11y, engagement, contact ---- */
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--bright);color:#04141b;padding:10px 16px;border-radius:8px;font-weight:600;transition:top .2s}
.skip:focus{top:12px}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--bright);outline-offset:3px;border-radius:6px}
:root{--muted:#9DB3BE;--dmuted:#9BB0BC}
.eng-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.eng{padding:30px 26px 8px;border-left:1px solid var(--line)}
.eng:first-child{border-left:0;padding-left:0}
.eng-n{display:block;font:600 .78rem var(--head);letter-spacing:.14em;color:var(--bright);margin-bottom:14px}
.eng h3{font-size:1.1rem;letter-spacing:-.015em;margin-bottom:10px}
.eng p{color:var(--muted);font-size:.95rem}
.eng-note{margin-top:30px;color:var(--ink2);font-size:.98rem;padding-left:16px;border-left:2px solid var(--bright)}
.contact-grid.solo{grid-template-columns:1fr;max-width:760px}
.zalo-card{display:flex;flex-wrap:wrap;align-items:center;gap:22px 28px;margin-top:36px}
.info:empty{display:none}
.socials{display:flex;gap:18px;font-size:.88rem}
.socials:empty{display:none}
.socials a{transition:color .2s}
.socials a:hover{color:#fff}
@media(max-width:960px){
  .eng-grid{grid-template-columns:repeat(2,1fr)}
  .eng:nth-child(3){border-left:0;padding-left:0}
  .eng:nth-child(n+3){border-top:1px solid var(--line);margin-top:20px;padding-top:30px}
}
@media(max-width:700px){
  .eng-grid{grid-template-columns:1fr}
  .eng,.eng:first-child,.eng:nth-child(3){padding:22px 0 24px;border-left:0;margin-top:0}
  .eng+.eng{border-top:1px solid var(--line)}
  .zalo-card .btn{width:100%;justify-content:center}
}
[hidden]{display:none!important}
.foot-in{grid-template-columns:auto 1fr auto auto auto}
@media(max-width:1100px){.foot-in{grid-template-columns:1fr;gap:20px}}

/* footer v2 */
.foot{padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:56px;padding-bottom:48px}
.fcol h3{font:600 .78rem var(--head);letter-spacing:.14em;text-transform:uppercase;color:#fff;padding-left:10px;border-left:3px solid var(--bright);margin-bottom:20px}
.foot-about{margin:18px 0 10px;max-width:380px;font-size:.94rem;color:var(--dtext)}
.foot-tag{font-size:.88rem}
.foot-info{display:grid;gap:10px;font-size:.94rem;color:var(--dtext)}
.foot-info b{color:#fff;margin-right:6px}
.foot-info a:hover,.foot-links a:hover{color:var(--bright)}
.foot .socials{margin-top:22px;flex-wrap:wrap}
.foot .socials a{padding:6px 12px;border:1px solid var(--dline);border-radius:999px}
.foot .socials a:hover{border-color:var(--bright);color:var(--bright)}
.foot-links{display:grid;gap:10px;font-size:.94rem}
.foot-bottom{border-top:1px solid var(--dline);padding:20px 0 24px}
@media(max-width:960px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid .fcol:first-child{grid-column:1/-1}}
@media(max-width:700px){.foot{padding:44px 0 0}.foot-grid{grid-template-columns:1fr;gap:34px}.foot-bottom{padding-bottom:96px}}
/* wide screens: wider frame, larger type */
@media(min-width:1440px){.wrap{max-width:1360px}}
@media(min-width:1700px){html{font-size:112.5%}.wrap{max-width:1500px}}

/* closing message */
.contact-grid.solo{max-width:880px;text-align:center}
.contact-grid.solo .sub{margin:18px auto 0}
.contact-grid.solo .h2{font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.15}
.contact-grid.solo .zalo-card{justify-content:center}

/* review fixes */
.foot-bottom{padding-block:20px 24px}
.lang button{min-width:40px;min-height:36px}
.eyebrow,.kicker{text-wrap:balance}
.big{-webkit-text-stroke:1px #4FA6B8}
.foot-links a,.foot-info a{display:inline-block;padding:4px 0}
@media(max-width:700px){
  .foot-bottom{padding-bottom:104px}
  .foot-links a,.foot-info a{padding:9px 0}
  .flow-m .node text{font-size:11.5px}
  .flow-m .col{font-size:10px}
  .lang button{min-height:40px}
}

/* footer v3: icons */
.foot-grid{grid-template-columns:1.5fr 1fr .8fr}
.foot-info li{display:flex;align-items:center;gap:12px}
.ico{width:18px;height:18px;flex:none;fill:var(--bright)}
.foot-info a{font-weight:600;color:#fff;padding:2px 0}
.foot .socials{gap:10px;margin-top:22px}
.foot .socials a.soc{width:42px;height:42px;padding:0;border:1px solid var(--dline);border-radius:50%;display:grid;place-items:center;color:var(--dmuted);transition:border-color .25s,background .25s,transform .25s}
.foot .socials a.soc .ico{fill:currentColor;width:19px;height:19px}
.foot .socials a.soc:hover{border-color:var(--bright);color:var(--bright);background:rgba(63,197,217,.08);transform:translateY(-2px)}
@media(max-width:960px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.foot-grid{grid-template-columns:1fr}}
.foot .socials a.soc .zt{font:700 .68rem var(--head);letter-spacing:.01em}

/* nav social icons */
.nav-soc{display:flex;gap:2px;margin-right:8px}
.nav-soc a{width:36px;height:36px;display:grid;place-items:center;color:var(--muted);border-radius:8px;transition:color .2s,background .2s}
.nav-soc .ico,.menu-soc .ico{fill:currentColor;width:18px;height:18px}
.nav-soc a:hover{color:var(--bright);background:rgba(63,197,217,.08)}
.menu-soc{display:none}
@media(max-width:1100px){.nav-soc{display:none}}
@media(max-width:960px){.menu-soc{display:flex;gap:10px;padding:18px 0 4px}.menu-soc a{width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--muted)}.menu-soc a:hover{color:var(--bright);border-color:var(--bright)}}

.soc.soon{opacity:.38;cursor:default}
.nav-soc .soc.soon{display:grid;place-items:center;width:36px;height:36px}
.foot .socials .soc.soon{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--dline);border-radius:50%;color:var(--dmuted)}
.foot .socials .soc.soon .ico{fill:currentColor;width:19px;height:19px}
.menu-soc .soc.soon{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;color:var(--muted)}