:root{
  --bg:#FBFAF6;--surface:#FFFFFF;--ink:#0C1F1C;--muted:#51625E;--line:#E4E7E1;
  --brand:#0E6B5C;--brand-2:#0A4F44;--wa:#25D366;--soft:#E8F3EF;--warm:#FFF4E5;
  --radius:18px;--shadow:0 1px 2px rgba(12,31,28,.06),0 12px 32px rgba(12,31,28,.08);
  --display:"Fraunces",Georgia,serif;--sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6}
img,svg{max-width:100%;display:block}
a{color:var(--brand)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;z-index:10}

/* header */
header.top{position:sticky;top:0;z-index:5;background:rgba(251,250,246,.86);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo .dot{width:30px;height:30px;border-radius:10px;background:var(--brand);display:grid;place-items:center}
nav.menu{display:flex;gap:26px;align-items:center}
nav.menu a{color:var(--muted);text-decoration:none;font-size:15px}
nav.menu a:hover{color:var(--ink)}
nav.menu a.btn,nav.menu a.btn:hover{color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;text-decoration:none;font-weight:600;padding:13px 20px;border-radius:999px;font-size:16px;transition:transform .15s ease,background .15s ease}
.btn:hover{background:var(--brand-2);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--surface)}
.btn.small{padding:9px 16px;font-size:14px}

/* hero */
.hero{padding:72px 0 56px}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;background:var(--soft);color:var(--brand-2);font-weight:600;font-size:13.5px;padding:6px 12px;border-radius:999px;letter-spacing:.01em}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.02em;line-height:1.08;margin:0}
h1{font-size:clamp(40px,5.6vw,66px);margin:18px 0 18px}
h1 em{font-style:italic;color:var(--brand)}
.lead{font-size:clamp(18px,2vw,21px);color:var(--muted);max-width:560px;margin:0 0 28px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.fine{font-size:14px;color:var(--muted);margin-top:14px}

/* phone mock */
.phone{background:#0B141A;border-radius:34px;padding:14px;box-shadow:var(--shadow);max-width:380px;margin-left:auto}
.phone .screen{background:#EFE7DE;border-radius:24px;overflow:hidden}
.phone .bar{background:#075E54;color:#fff;padding:14px 16px;display:flex;gap:10px;align-items:center}
.phone .avatar{width:34px;height:34px;border-radius:50%;background:#fff3;display:grid;place-items:center;font-weight:700}
.phone .bar small{display:block;opacity:.8;font-size:12px}
.chat{padding:16px 12px 18px;display:flex;flex-direction:column;gap:8px;min-height:360px}
.msg{max-width:84%;padding:8px 11px 18px;border-radius:12px;font-size:14.5px;line-height:1.4;position:relative;box-shadow:0 1px .5px rgba(0,0,0,.13);opacity:0;transform:translateY(6px);animation:pop .45s ease forwards}
.msg time{position:absolute;right:9px;bottom:4px;font-size:10.5px;color:#667781}
.msg.in{background:#fff;align-self:flex-start;border-top-left-radius:4px}
.msg.out{background:#D9FDD3;align-self:flex-end;border-top-right-radius:4px}
.msg:nth-child(2){animation-delay:.6s}.msg:nth-child(3){animation-delay:1.4s}.msg:nth-child(4){animation-delay:2.2s}.msg:nth-child(5){animation-delay:3s}
@keyframes pop{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.msg{animation:none;opacity:1;transform:none}}
.caption{font-size:12.5px;color:var(--muted);text-align:center;margin-top:10px}

/* stats */
.stats{background:var(--ink);color:#fff;padding:44px 0}
.stats .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.stat b{display:block;font-family:var(--display);font-size:clamp(38px,4.4vw,54px);font-weight:600;line-height:1;letter-spacing:-.02em}
.stat span{display:block;color:#C9D6D2;margin-top:10px;font-size:15.5px}
.stat small{display:block;color:#8FA39E;font-size:12.5px;margin-top:6px}

/* sections */
section.block{padding:84px 0}
.kicker{color:var(--brand);font-weight:700;font-size:13.5px;letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px}
h2{font-size:clamp(32px,3.8vw,46px);margin-bottom:16px}
.sub{color:var(--muted);font-size:18.5px;max-width:640px;margin:0 0 40px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.steps .card::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--soft);color:var(--brand-2);font-weight:700;margin-bottom:16px}
.card h3{font-family:var(--sans);font-size:19px;letter-spacing:-.01em;margin-bottom:8px;font-weight:700}
.card p{margin:0;color:var(--muted);font-size:16px}
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.features .card{display:flex;gap:16px}
.icon{flex:none;width:42px;height:42px;border-radius:12px;background:var(--soft);display:grid;place-items:center}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.panel{background:var(--warm);border-radius:24px;padding:34px}
.panel ul{margin:0;padding:0;list-style:none;display:grid;gap:14px}
.panel li{display:flex;gap:12px;align-items:flex-start}
.panel li::before{content:"";flex:none;width:22px;height:22px;margin-top:2px;border-radius:50%;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12l4 4 8-8' stroke='%23fff' stroke-width='2.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;flex-direction:column}
.plan.pop{border:2px solid var(--brand);box-shadow:var(--shadow)}
.plan .tag{align-self:flex-start;background:var(--brand);color:#fff;font-size:12.5px;font-weight:700;padding:4px 10px;border-radius:999px;margin-bottom:12px}
.plan h3{font-family:var(--sans);font-size:20px;font-weight:700}
.price{font-family:var(--display);font-size:46px;font-weight:600;margin:10px 0 2px;letter-spacing:-.02em}
.price small{font-family:var(--sans);font-size:15px;color:var(--muted);font-weight:500}
.plan ul{padding:0;margin:18px 0 24px;list-style:none;display:grid;gap:10px;color:var(--muted);font-size:15.5px;flex:1}
.plan li::before{content:"✓";color:var(--brand);font-weight:700;margin-right:8px}
.note{font-size:14px;color:var(--muted);margin-top:18px}

/* faq */
.faq{max-width:780px}
details{border-bottom:1px solid var(--line);padding:20px 0}
summary{cursor:pointer;font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand);font-size:24px;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin:12px 0 0}

/* final */
.final{background:var(--brand);color:#fff;border-radius:28px;padding:56px;text-align:center}
.final h2{color:#fff}
.final p{color:#D6ECE6;font-size:19px;margin:0 auto 28px;max-width:560px}
.final .btn{background:#fff;color:var(--brand-2)}
.final .btn:hover{background:var(--soft)}

/* article (data page) */
.article{max-width:760px;margin:0 auto;padding:64px 20px 40px}
.article h1{font-size:clamp(36px,4.6vw,54px)}
.article h2{font-size:clamp(26px,3vw,34px);margin:48px 0 14px}
.article p,.article li{font-size:18px}
.article .meta{color:var(--muted);font-size:15px}
.figure{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin:26px 0}
.bars{display:grid;gap:14px}
.barrow{display:grid;grid-template-columns:150px 1fr 64px;gap:12px;align-items:center;font-size:15.5px}
.track{height:14px;background:var(--soft);border-radius:999px;overflow:hidden}
.fill{height:100%;background:var(--brand);border-radius:999px}
table{width:100%;border-collapse:collapse;font-size:16px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:14px;text-transform:uppercase;letter-spacing:.05em}

/* footer */
footer{border-top:1px solid var(--line);padding:40px 0;margin-top:40px;color:var(--muted);font-size:14.5px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a{color:var(--muted)}

@media (max-width:900px){
  .hero .grid,.split{grid-template-columns:1fr}
  .phone{margin:0 auto}
  .steps,.plans{grid-template-columns:1fr}
  .features{grid-template-columns:1fr}
  .stats .grid{grid-template-columns:1fr}
  nav.menu a:not(.btn){display:none}
  .final{padding:40px 22px}
  section.block{padding:64px 0}
  .barrow{grid-template-columns:110px 1fr 54px}
}