:root{
  --paper:#F6FAF7; --white:#FFFFFF; --forest:#0E2A1E; --muted:#4F6358; --line:#D8E4DC;
  --green:#15A058; --green-d:#0B7A40; --green-dd:#086434; --mint:#E3F4EA; --chat:#E4EBE5;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--paper);color:var(--forest);font:17px/1.6 Figtree,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Bricolage Grotesque',Figtree,system-ui,sans-serif;font-weight:700;letter-spacing:-.025em;line-height:1.1;margin:0}
a{color:var(--green-d)}
a:focus-visible,.btn:focus-visible{outline:3px solid #2B5FD9;outline-offset:3px;border-radius:6px}
.wrap{width:min(1120px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--forest);color:#fff;padding:8px 14px;border-radius:8px;z-index:20}
.skip:focus{left:8px}

/* header */
.top{position:sticky;top:0;z-index:10;background:rgba(246,250,247,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font:700 24px 'Bricolage Grotesque',sans-serif;letter-spacing:-.03em;color:var(--forest);text-decoration:none}
.mark{width:22px;height:22px;border-radius:7px 7px 7px 2px;background:var(--green)}
.top nav{display:flex;gap:6px 22px;flex-wrap:wrap;justify-content:flex-end}
.top nav a{color:var(--forest);text-decoration:none;font-weight:500;padding:4px 0}
.top nav a:hover{color:var(--green-d);text-decoration:underline;text-underline-offset:5px}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(28px,5vw,72px);align-items:center;padding:clamp(40px,7vw,96px) 0}
.hero h1{font-size:clamp(38px,6vw,68px);max-width:14ch}
.lead{font-size:clamp(18px,2vw,21px);color:var(--muted);max-width:56ch;margin:22px 0 30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 22px;border-radius:12px;border:1.5px solid var(--forest);color:var(--forest);font-weight:600;text-decoration:none;background:transparent;transition:background .15s,color .15s,border-color .15s}
.btn:hover{background:var(--forest);color:#fff}
.btn.primary{background:var(--green-d);border-color:var(--green-d);color:#fff}
.btn.primary:hover{background:var(--green-dd);border-color:var(--green-dd)}

/* the example conversation */
.chat{margin:0;background:var(--white);border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:0 24px 60px -30px rgba(14,42,30,.35);max-width:440px;justify-self:end;width:100%}
.chat-top{display:flex;gap:12px;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--white)}
.av{width:38px;height:38px;border-radius:50%;background:var(--green-d);color:#fff;display:grid;place-items:center;font-weight:700}
.chat-top b{display:block;line-height:1.2}
.chat-top small{color:var(--muted)}
.chat-body{background:var(--chat);padding:18px;display:flex;flex-direction:column;gap:10px;min-height:340px}
.msg{margin:0;max-width:82%;padding:9px 13px 7px;border-radius:14px;font-size:15.5px;line-height:1.45;background:var(--white);align-self:flex-start;box-shadow:0 1px 1px rgba(0,0,0,.06)}
.msg time{display:block;text-align:right;font-size:11.5px;color:var(--muted);margin-top:2px}
.msg.bot{align-self:flex-end;background:#DDEBFB}
.msg.out{align-self:flex-end;background:var(--mint)}
.tag{display:block;font-size:12px;font-weight:600;color:#2B5FD9;margin-bottom:2px}
.read{color:#2B5FD9;font-weight:700}
.msg{opacity:0;animation:pop .4s ease forwards}
.msg:nth-child(1){animation-delay:.3s}.msg:nth-child(2){animation-delay:1.2s}.msg:nth-child(3){animation-delay:2.2s}.msg:nth-child(4){animation-delay:3.1s}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* sections */
.section{padding:clamp(48px,7vw,96px) 0}
.band{background:var(--white);border-block:1px solid var(--line)}
h2{font-size:clamp(28px,3.6vw,44px);max-width:20ch}
.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,5vw,80px);align-items:start}
.split-head p{color:var(--muted);margin:18px 0 0;max-width:52ch}
.list,.facts{margin:0}
.list>div,.facts>div{padding:18px 0;border-top:1px solid var(--line)}
.list>div:last-child,.facts>div:last-child{border-bottom:1px solid var(--line)}
.list dt{font:700 20px 'Bricolage Grotesque',sans-serif;letter-spacing:-.015em;margin-bottom:4px}
.list dd{margin:0;color:var(--muted);max-width:60ch}
.facts{display:grid}
.facts>div{display:grid;grid-template-columns:170px minmax(0,1fr);gap:12px}
.facts dt{color:var(--muted);font-weight:500}
.facts dd{margin:0;font-weight:500}
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,56px);margin-top:36px}
.three article{border-top:3px solid var(--green);padding-top:18px}
.three h3{font-size:22px;margin-bottom:10px}
.three p{margin:0;color:var(--muted)}
.steps{margin:0;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:18px 0 18px 58px;border-top:1px solid var(--line);color:var(--muted)}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps li::before{content:counter(s);position:absolute;left:0;top:16px;width:38px;height:38px;border-radius:50%;background:var(--mint);color:var(--green-dd);font:700 18px 'Bricolage Grotesque',sans-serif;display:grid;place-items:center}
.steps b{color:var(--forest)}
.contact{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:32px;align-items:center}
.contact p{color:var(--muted);margin:16px 0 0;max-width:48ch}
.actions.stack{flex-direction:column;align-items:stretch}
.actions.stack .btn{text-align:center}

/* footer */
.foot{background:var(--forest);color:#CFE0D6;padding:34px 0}
.foot-in{display:flex;gap:24px;justify-content:space-between;flex-wrap:wrap;align-items:flex-start}
.foot p{margin:0;font-size:15px;max-width:60ch}
.foot nav{display:flex;gap:8px 22px;flex-wrap:wrap}
.foot a{color:#fff}
.foot a:focus-visible{outline-color:#9CC2FF}

@media (max-width:860px){
  .hero,.split,.contact{grid-template-columns:1fr}
  .chat{justify-self:start}
  .three{grid-template-columns:1fr}
  .facts>div{grid-template-columns:1fr;gap:2px}
  .hero h1{max-width:18ch}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .msg{opacity:1;animation:none}
  .btn{transition:none}
}