:root{--ink:#14202b;--mute:#52606d;--bg:#fff;--band:#f3f6f9;--brand:#0b5fff;--brand-d:#0846c2;--line:#d9e1e8;--ok:#0a7a3d;--err:#b3261e;--r:14px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;margin:.3em 0}
h2{font-size:clamp(1.5rem,3.5vw,2.1rem);margin:0 0 .6em}
h3{margin:.2em 0 .3em}
section{padding:64px 0}
.band{background:var(--band)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:20}
.top{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);z-index:10}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:60px;flex-wrap:wrap}
.brand{font-weight:700;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.mark{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff}
nav{display:flex;gap:18px;align-items:center}
nav a{color:var(--ink);text-decoration:none}
nav a:hover{color:var(--brand)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 12px;font:inherit}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:12px 22px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
nav a.btn{color:#fff}
.btn:hover{background:var(--brand-d)}
.btn:disabled{opacity:.6;cursor:wait}
.btn.small{padding:8px 14px}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.hero{padding:80px 0 56px}
.eyebrow{color:var(--brand);font-weight:600;margin:0}
.lead{font-size:1.2rem;color:var(--mute);max-width:720px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 8px}
.note,.fine,.sub{color:var(--mute)}
.fine{font-size:.9rem}
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;padding:0;margin:24px 0}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.steps li::before{content:counter(s);display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700}
.ticks{padding-left:1.2em}
.grid{display:grid;gap:18px;margin-top:20px}
.chan{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.tiers{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card.soon{background:var(--band)}
.tag{display:inline-block;font-size:.8rem;font-weight:600;padding:2px 10px;border-radius:99px;background:#e4e9ee;color:var(--mute)}
.tag.now{background:#d9f2e3;color:var(--ok)}
.tier.featured{border:2px solid var(--brand)}
.price{font-size:2.2rem;font-weight:800;margin:.2em 0}
.price span{font-size:1rem;font-weight:400;color:var(--mute)}
.tier ul,.extras ul{padding-left:1.2em;margin:0}
.draft{background:#fff7e0;border:1px solid #f0d78a;border-radius:10px;padding:12px 16px}
.callout{background:#fdeceb;border:1px solid #f0b8b4;border-radius:10px;padding:14px 18px}
.extras{margin-top:28px}
details{background:#fff;border:1px solid var(--line);border-radius:10px;margin:10px 0;padding:12px 16px}
summary{cursor:pointer;font-weight:600}
form label{display:block;font-weight:600;margin:14px 0}
.req{font-weight:400;color:var(--mute)}
input,textarea{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid #aab6c2;border-radius:10px;font:inherit}
input:focus,textarea:focus,summary:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid #9bbcff;outline-offset:2px}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
#form-status{min-height:1.5em;font-weight:600}
#form-status[data-kind=ok]{color:var(--ok)}
#form-status[data-kind=error]{color:var(--err)}
footer{background:var(--ink);color:#e8edf2;padding:36px 0}
footer .draft{color:var(--ink)}
footer .fine{color:#b8c3ce}
@media (max-width:720px){
  section{padding:44px 0}.hero{padding:48px 0 36px}
  .burger{display:block}
  nav{display:none;flex-direction:column;align-items:stretch;width:100%;padding:8px 0 14px;gap:4px}
  nav.open{display:flex}
  nav a{padding:10px 4px}
  .cta .btn{width:100%;text-align:center}
}

/* ---- Dynamic layer (vanilla CSS, no inline styles). Everything is visible without JS. ---- */
.top{transition:box-shadow .2s}
.top.stuck{box-shadow:0 2px 12px rgba(20,32,43,.08)}
nav a:not(.btn){position:relative;padding:4px 0}
nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand);transform:scaleX(0);transition:transform .25s}
nav a[aria-current=true]{color:var(--brand)}
nav a[aria-current=true]::after{transform:scaleX(1)}

.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.demo-col{min-width:0}
.demo{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 50px rgba(11,95,255,.12);overflow:hidden}
.demo-head{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--band);border-bottom:1px solid var(--line);font-weight:600;font-size:.92rem}
.demo-title{flex:1;min-width:0}
.dot{width:10px;height:10px;border-radius:50%;background:var(--ok);flex:none}
.demo-btn{font:inherit;font-size:.85rem;border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 12px;min-height:36px;cursor:pointer}

.demo-btn{display:none}
.js .demo-btn{display:inline-block}
.msgs{display:flex;flex-direction:column;gap:10px;padding:16px;min-height:440px}
.scene[hidden]{display:none}
.scene-label{margin:0;font-size:.78rem;font-weight:700;color:var(--mute);text-transform:uppercase;letter-spacing:.04em}
.scene-switch{display:none;align-items:center;gap:8px;padding:10px 16px 0;flex-wrap:wrap}
.js .scene-switch{display:flex}
.scene-btn{font:inherit;font-size:.85rem;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:99px;padding:6px 14px;min-height:36px;cursor:pointer}
.scene-btn[aria-pressed=true]{background:var(--brand);color:#fff;border-color:var(--brand)}
.scene-btn:focus-visible,.demo-btn:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
.scene-count{margin-left:auto;font-size:.8rem;color:var(--mute)}
.chip.win{background:#e6f6ec;color:#14532d;border:1px solid #b9dfc9;font-weight:700}
.m{max-width:88%;padding:10px 14px;border-radius:16px;font-size:.95rem;line-height:1.45;animation:pop .3s ease both}
.m.cust{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px}
.m.bot{align-self:flex-start;background:var(--band);border:1px dashed #8fa3b8;border-bottom-left-radius:4px}
.m .lbl{display:block;font-size:.75rem;font-weight:700;margin-bottom:4px}
.m .lbl.wait{color:#8a5a00}
.m .lbl.sent{color:var(--ok);display:none}
.m.bot.approved{border:1px solid #b9dfc9;background:#eef9f2}
.m.bot.approved .lbl.wait{display:none}
.m.bot.approved .lbl.sent{display:block}
.m .t{display:block}
.m .cite{display:inline-block;margin-top:8px;font-size:.78rem;background:#fff;border:1px solid var(--line);border-radius:99px;padding:2px 10px;color:var(--mute)}
.typing .t::after{content:"";display:inline-block;width:2px;height:1em;margin-left:2px;vertical-align:-2px;background:currentColor;animation:blink 1s steps(1) infinite}
.chip{align-self:center;font-size:.82rem;padding:4px 12px;border-radius:99px;background:#e4e9ee;color:var(--ink);animation:pop .3s ease both}
.chip.urgent{background:#fdeceb;color:#8f1d16;border:1px solid #f0b8b4}
.approve{display:flex;gap:8px;align-self:flex-start;animation:pop .3s ease both}
.approve .btn{cursor:default;pointer-events:none}
.approve .a-ok{transition:transform .2s,background .2s}
.approve.tapped .a-ok{background:var(--ok);transform:scale(.94)}
.demo.live .hide{display:none}
.demo-foot{margin:0;padding:10px 16px;font-size:.8rem;color:var(--mute);border-top:1px solid var(--line)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes blink{50%{opacity:0}}

.facts{padding:0}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:8px;padding-bottom:40px}
.fact{border-top:3px solid var(--brand);padding-top:10px}
.num{display:block;font-size:2.6rem;font-weight:800;line-height:1.1;color:var(--brand);font-variant-numeric:tabular-nums}
.cap{display:block;color:var(--mute);font-size:.92rem}

.tabs{display:flex;gap:8px;margin:20px 0 14px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.tabs [role=tab]{flex:none;font:inherit;font-weight:600;background:#fff;border:1px solid var(--line);border-radius:99px;padding:10px 18px;min-height:44px;cursor:pointer;color:var(--ink);transition:background .2s,color .2s,border-color .2s}
.tabs [role=tab]:hover{border-color:var(--brand)}
.tabs [role=tab][aria-selected=true]{background:var(--brand);color:#fff;border-color:var(--brand)}
.panels{display:grid;gap:18px}
.js .panel[hidden]{display:none}
.js .panel{animation:pop .3s ease both}
.panel h3{margin-top:.5em}

.js .rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.js .rv.in{opacity:1;transform:none}
.js .steps li,.js .tiers .card{transition:transform .2s,box-shadow .2s}
.steps li:hover,.tier:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(20,32,43,.08)}
.fact:nth-child(2){transition-delay:.08s}.fact:nth-child(3){transition-delay:.16s}.fact:nth-child(4){transition-delay:.24s}

details summary{list-style:none;position:relative;padding-right:28px;min-height:28px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";position:absolute;right:0;top:0;font-size:1.4rem;line-height:1.2;color:var(--brand);transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details[open]>p{animation:pop .3s ease both}
details>p{margin:.6em 0 0}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .facts-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  body{font-size:16px}
  .burger{min-height:44px}
  nav a{min-height:44px;display:flex;align-items:center}
  nav a:not(.btn)::after{display:none}
  nav a[aria-current=true]{font-weight:700}
  nav a.btn{justify-content:center}
  .msgs{min-height:0}
  .m{max-width:94%}
  .num{font-size:2.1rem}
  .btn{padding:14px 22px}
  .tiers .price{font-size:2rem}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .rv{opacity:1;transform:none}
}
.badge{font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:99px;background:#14202b;color:#fff;white-space:nowrap}
.m .who{display:block;font-size:.75rem;font-weight:700;margin-bottom:2px;opacity:.85}
.m .lbl.ro{color:var(--mute)}
.fact strong{display:block;font-size:1.25rem}