:root {
  --black:#050505;
  --text:#101010;
  --muted:#626262;
  --yellow:#ffc400;
  --green:#25d366;
  --green-soft:#e7f9ee;
  --green-dark:#0d2416;
  --border:#e9e9e9;
  --soft:#fafafa;
  --radius:30px;
}

*{box-sizing:border-box}

body{
  margin:0;
  background:#111;
  font-family:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Arial,sans-serif;
  color:var(--text);
}

.site{
  max-width:980px;
  margin:0 auto;
  background:#fff;
  min-height:100vh;
  overflow:hidden;
}

.hero{
  padding:28px 20px 36px;
}

.logo-box{
  width:158px;
  background:#000;
  border-radius:0 0 22px 0;
  padding:20px 17px;
  margin-bottom:34px;
}

.logo-box img{width:100%;display:block}

.tag{
  color:var(--green);
  font-weight:900;
  font-size:16px;
  line-height:1.45;
  margin:0 0 16px;
}

h1{
  font-size:clamp(39px,10vw,68px);
  line-height:.9;
  letter-spacing:-.07em;
  text-transform:uppercase;
  margin:0 0 24px;
}

.lead{
  font-size:24px;
  line-height:1.35;
  margin:0;
  color:#1d1d1d;
}

.hero-buttons{
  display:grid;
  grid-template-columns:1fr 1.35fr;
  gap:14px;
  margin:34px 0 38px;
}

.btn{
  min-height:60px;
  border-radius:999px;
  display:grid;
  place-items:center;
  text-decoration:none;
  font-weight:900;
  font-size:18px;
  text-align:center;
}

.btn-dark{background:#000;color:#fff}
.btn-yellow{background:var(--yellow);color:#000}

.iphone-card{
  background:#050505;
  border-radius:42px;
  padding:16px;
  box-shadow:0 38px 90px rgba(0,0,0,.28);
  border:8px solid #111;
}

.iphone-top{
  width:86px;
  height:20px;
  background:#000;
  border-radius:0 0 18px 18px;
  margin:-16px auto 14px;
}

.wa-header{
  background:#075e54;
  color:#fff;
  border-radius:24px 24px 12px 12px;
  padding:14px;
  display:flex;
  align-items:center;
  gap:12px;
}

.wa-avatar{
  width:42px;
  height:42px;
  border-radius:50%;
  background:var(--green);
  color:#052b17;
  display:grid;
  place-items:center;
  font-weight:900;
  flex-shrink:0;
}

.wa-header strong{display:block;font-size:17px}
.wa-header span{display:block;font-size:12px;opacity:.85;margin-top:2px}

.wa-screen{
  background:#efe7dd;
  padding:18px 12px;
  min-height:360px;
}

.bubble{
  border-radius:22px;
  padding:15px;
  font-size:16px;
  line-height:1.45;
  margin-bottom:14px;
  box-shadow:0 2px 8px rgba(0,0,0,.08);
  max-width:90%;
}

.bubble.client{
  background:#fff;
  color:#111;
}

.bubble.auto{
  background:#dcf8c6;
  color:#111;
  margin-left:auto;
}

.bubble.auto strong{
  display:block;
  color:#075e54;
  word-break:break-word;
  font-size:15px;
}

.process-mini{
  margin-top:0;
  text-align:center;
  font-size:13px;
  font-weight:900;
  color:#d9d9d9;
  line-height:1.45;
  background:#181818;
  border-radius:0 0 26px 26px;
  padding:13px 10px;
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:8px;
}

.process-mini b{color:var(--green)}
.process-mini span{color:#e8e8e8}

.proof{
  display:grid;
  gap:12px;
  padding:0 20px 38px;
}

.proof div{
  background:var(--soft);
  border:1px solid var(--border);
  border-radius:22px;
  padding:18px;
}

.proof strong{display:block;font-size:19px}
.proof span{color:var(--muted);font-size:16px}

.cards{
  padding:0 20px 44px;
  display:grid;
  gap:16px;
}

.cards article,
.use-card,
.contact form,
.legal details{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:0 18px 50px rgba(0,0,0,.045);
}

.icon{
  width:64px;
  height:64px;
  background:var(--yellow);
  border-radius:50%;
  display:grid;
  place-items:center;
  font-size:30px;
  margin-bottom:24px;
}

h2{
  font-size:clamp(34px,8vw,50px);
  line-height:1;
  letter-spacing:-.06em;
  text-transform:uppercase;
  margin:0 0 20px;
}

.cards h2{font-size:38px}

p{
  color:var(--muted);
  line-height:1.55;
  font-size:18px;
}

.section-title{
  padding:0 20px;
  margin-bottom:22px;
}

.section-title span{
  display:inline-block;
  color:var(--green);
  background:var(--green-soft);
  padding:8px 13px;
  border-radius:999px;
  font-weight:900;
  margin-bottom:14px;
}

.scenario,
.uses,
.email-demo,
.included,
.contact,
.faq,
.legal{
  padding:42px 0;
}

.timeline{
  padding:0 20px;
  display:grid;
  gap:14px;
}

.timeline div{
  border:1px solid var(--border);
  border-radius:24px;
  padding:22px;
  background:#fff;
}

.timeline strong{
  width:36px;
  height:36px;
  border-radius:50%;
  background:#000;
  color:#fff;
  display:grid;
  place-items:center;
  margin-bottom:14px;
}

.timeline p{
  margin:0;
  font-weight:700;
  color:#333;
}

.use-grid{
  padding:0 20px;
  display:grid;
  gap:18px;
}

.use-card{
  padding:0;
  overflow:hidden;
}

.use-content{padding:26px}

.use-content h3{
  font-size:31px;
  letter-spacing:-.04em;
  margin:0 0 12px;
}

.use-badge{
  display:inline-block;
  background:var(--green-soft);
  color:var(--green);
  padding:8px 13px;
  border-radius:999px;
  font-weight:900;
  margin-bottom:16px;
}

.use-badge.yellow{
  background:#fff5c9;
  color:#8d6400;
}

.premium-use{
  background:linear-gradient(180deg,#fff,#fafafa);
}

.premium-use ul{
  padding:0;
  margin:22px 0 0;
  list-style:none;
  display:grid;
  gap:12px;
}

.premium-use li{
  font-weight:800;
  color:#222;
  line-height:1.35;
}

.premium-use li::before{
  content:"✓";
  color:var(--green);
  margin-right:8px;
  font-weight:900;
}

.email-demo{background:#fbfbfb}

.examples-accordion,
.faq-list{
  margin:0 20px;
  display:grid;
  gap:14px;
}

.examples-accordion details,
.faq-list details{
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  overflow:hidden;
  box-shadow:0 18px 50px rgba(0,0,0,.045);
}

.examples-accordion summary,
.faq-list summary{
  cursor:pointer;
  list-style:none;
  padding:20px;
  font-weight:900;
  font-size:19px;
  display:flex;
  justify-content:space-between;
  gap:14px;
}

.examples-accordion summary::-webkit-details-marker,
.faq-list summary::-webkit-details-marker{display:none}

.examples-accordion summary::after,
.faq-list summary::after{
  content:"+";
  width:28px;
  height:28px;
  background:#000;
  color:#fff;
  border-radius:50%;
  display:grid;
  place-items:center;
  flex-shrink:0;
}

.examples-accordion details[open] summary::after,
.faq-list details[open] summary::after{content:"–"}

.example-mail{
  border-top:1px solid var(--border);
  padding:22px;
  background:#111;
  color:#fff;
}

.mail-label{
  display:inline-block;
  background:var(--yellow);
  color:#000;
  border-radius:999px;
  padding:8px 13px;
  font-weight:900;
  margin-bottom:15px;
}

.example-mail h3{
  color:#fff;
  margin-top:0;
  font-size:24px;
}

.example-mail p{
  color:#f2f2f2;
  font-size:16px;
  margin:9px 0;
}

.included{
  padding-left:20px;
  padding-right:20px;
}

.included-grid{
  border-top:3px solid var(--yellow);
  border-bottom:3px solid var(--yellow);
  padding:22px 0;
  display:grid;
  gap:14px;
  font-weight:900;
  font-size:18px;
}

.price{
  margin:20px;
  background:#000;
  color:#fff;
  border-radius:32px;
  padding:28px;
}

.price span{
  background:var(--yellow);
  color:#000;
  padding:8px 13px;
  border-radius:999px;
  font-weight:900;
}

.price h2{
  color:#fff;
  font-size:54px;
  margin:20px 0 4px;
}

.price small{font-size:23px}
.price strong{color:var(--yellow);text-transform:uppercase;font-size:25px}
.price p{color:#fff}

form{
  display:grid;
  gap:16px;
  margin:0 20px;
}

.form-block label{
  display:block;
  font-weight:800;
  margin-bottom:8px;
  color:#111;
}

.form-block label span{
  opacity:.7;
  font-weight:600;
}

input,textarea,button{
  width:100%;
  font:inherit;
}

input,textarea{
  border:1px solid var(--border);
  background:#fafafa;
  border-radius:18px;
  padding:17px;
  font-size:17px;
}

textarea{
  min-height:120px;
  resize:vertical;
}

.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.submit-btn{
  border:none;
  background:var(--yellow);
  color:#000;
  border-radius:999px;
  padding:18px;
  font-weight:900;
  font-size:18px;
  cursor:pointer;
}

.submit-btn:disabled{
  opacity:.6;
  cursor:not-allowed;
}

.status{
  text-align:center;
  font-weight:900;
  min-height:22px;
  font-size:18px;
}

.status.ok{color:#159947}
.status.err{color:#c62828}

.faq{background:#fff}

.faq-list details p{
  border-top:1px solid var(--border);
  padding:0 20px 20px;
  margin:0;
}

.legal{
  padding-left:20px;
  padding-right:20px;
  background:#fafafa;
}

.legal h2{margin-bottom:24px}

.legal details{
  margin-bottom:14px;
  padding:0;
  overflow:hidden;
}

.legal summary{
  cursor:pointer;
  list-style:none;
  padding:22px;
  font-weight:900;
  font-size:20px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.legal summary::-webkit-details-marker{display:none}

.legal summary::after{
  content:"+";
  background:#000;
  color:#fff;
  width:28px;
  height:28px;
  border-radius:50%;
  display:grid;
  place-items:center;
  flex-shrink:0;
}

.legal details[open] summary::after{content:"–"}

.legal details div{
  border-top:1px solid var(--border);
  padding:0 22px 22px;
}

.legal p{
  font-size:15px;
  margin-bottom:12px;
}

@media(min-width:760px){
  .hero{
    display:grid;
    grid-template-columns:1fr 390px;
    gap:34px;
    align-items:center;
    padding:44px;
  }

  .hero-content{grid-column:1}

  .iphone-card{
    grid-column:2;
    grid-row:1 / span 5;
  }

  .proof{
    grid-template-columns:repeat(3,1fr);
    padding:0 44px 50px;
  }

  .cards{
    grid-template-columns:repeat(3,1fr);
    padding:0 44px 50px;
  }

  .cards h2{font-size:28px}

  .timeline{
    grid-template-columns:repeat(4,1fr);
    padding:0 44px;
  }

  .use-grid{
    grid-template-columns:1fr 1fr;
    padding:0 44px;
  }

  .section-title{padding:0 44px}

  .examples-accordion,
  .faq-list{margin:0 44px}

  .included,.legal{
    padding-left:44px;
    padding-right:44px;
  }

  .included-grid{grid-template-columns:repeat(3,1fr)}

  .price{
    margin:28px 44px;
    display:flex;
    justify-content:space-between;
    align-items:center;
  }

  form{margin:0 44px}
}

@media(max-width:430px){
  .hero-buttons{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}

  h1{font-size:38px}
  .lead{font-size:21px}

  .iphone-card{
    border-width:6px;
    border-radius:34px;
    padding:12px;
  }

  .wa-screen{
    min-height:320px;
  }
}