:root{
  --bg:#0a1614;
  --surface:rgba(19,78,74,.45);
  --surface-strong:rgba(19,78,74,.62);
  --accent:#14b8a6;
  --text:#f0fdfa;
  --muted:#5eead4;
  --line:rgba(94,234,212,.15);
  --radius:22px;
}

*{box-sizing:border-box}

html,body{
  margin:0;
  padding:0;
}

body{
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(20,184,166,.18), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(20,184,166,.12), transparent 25%),
    linear-gradient(180deg,#05100f 0%, #061312 100%);
  color:var(--text);
  min-height:100vh;
}

.wrapper{
  max-width:1050px;
  margin:0 auto;
  padding:40px 20px 60px;
}

.hero{
  text-align:center;
  margin-top:20px;
}

.logo{
  width:76px;
  height:76px;
  object-fit:cover;
  border-radius:18px;
  display:block;
  margin:0 auto 18px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  box-shadow:0 10px 36px rgba(20,184,166,.12);
}

.hero h1{
  font-size:40px;
  line-height:1.1;
  margin:0 0 14px;
}

.hero p{
  color:rgba(240,253,250,.75);
  max-width:720px;
  margin:0 auto;
  line-height:1.7;
  font-size:16px;
}

.cta{
  margin-top:30px;
}

.btn{
  display:inline-block;
  text-decoration:none;

  background:linear-gradient(135deg,#19c5b1,#0f766e);
  border:1px solid rgba(94,234,212,.25);

  color:#f0fdfa;
  padding:16px 30px;
  font-size:17px;
  font-weight:700;

  border-radius:16px;
  cursor:pointer;

  box-shadow:
    0 10px 40px rgba(20,184,166,.35),
    inset 0 1px 0 rgba(255,255,255,.15);

  transition:transform .15s ease, box-shadow .15s ease;
}

.btn:hover{
  transform:translateY(-2px);
  box-shadow:
    0 14px 50px rgba(20,184,166,.45),
    inset 0 1px 0 rgba(255,255,255,.2);
}

.trial{
  margin-top:10px;
  font-size:14px;
  color:var(--muted);
}

.section{
  margin-top:70px;
}

.section h2{
  text-align:center;
  margin:0 0 28px;
  font-size:26px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:18px;
}

.card{
  background:var(--surface);
  border:1px solid var(--line);
  padding:22px;
  border-radius:var(--radius);
  box-shadow:0 12px 34px rgba(0,0,0,.18);
  backdrop-filter:blur(10px);
}

.card h3{
  margin:0 0 8px;
  font-size:18px;
}

.card p{
  margin:0;
  font-size:14px;
  line-height:1.6;
  color:rgba(240,253,250,.75);
}

.info{
  max-width:760px;
  margin:0 auto;
  line-height:1.7;
  font-size:15px;
  color:rgba(240,253,250,.75);
  text-align:center;
}

.tariff{
  text-align:center;
  font-size:22px;
  margin:0 0 12px;
  color:var(--muted);
  font-weight:700;
}

.footer{
  margin-top:60px;
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}

.footer-link{
  background:var(--surface-strong);
  border:1px solid var(--line);
  color:rgba(240,253,250,.82);
  padding:11px 15px;
  border-radius:12px;
  cursor:pointer;
  font-size:14px;
}

.footer-link:hover{
  background:rgba(20,184,166,.12);
  color:var(--text);
}

.modal{
  position:fixed;
  inset:0;
  background:rgba(1,8,8,.68);
  display:none;
  align-items:center;
  justify-content:center;
  padding:18px;
  z-index:1000;
}

.modal-box{
  width:min(820px,100%);
  max-height:85vh;
  border-radius:22px;
  background:linear-gradient(180deg, rgba(13,39,37,.98), rgba(8,26,24,.98));
  border:1px solid var(--line);
  box-shadow:0 30px 90px rgba(0,0,0,.45);
  overflow:hidden;
}

.modal-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  border-bottom:1px solid var(--line);
}

.modal-header h3{
  margin:0;
  font-size:20px;
  color:var(--text);
}

.modal-close{
  width:38px;
  height:38px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(20,184,166,.08);
  color:rgba(240,253,250,.88);
  cursor:pointer;
  font-size:18px;
  line-height:1;
}

.modal-close:hover{
  background:rgba(20,184,166,.14);
  color:var(--text);
}

.modal-content{
  width:100%;
  height:70vh;
  border:none;
  background:#0b1716;
  color:var(--text);
  display:block;
}

@media (max-width:700px){
  .wrapper{padding:28px 16px}
  .hero h1{font-size:30px}
  .grid{grid-template-columns:1fr}
  .footer{flex-direction:column}
  .footer-link{width:100%}
  .modal{padding:10px}
  .modal-box{max-height:90vh;border-radius:18px}
  .modal-header{padding:14px}
  .modal-header h3{font-size:18px}
  .modal-close{width:34px;height:34px;border-radius:10px}
  .modal-content{height:76vh}
}

.btn{
  display:inline-block;
  text-decoration:none;
}

.buy-btn {
  display: inline-block;
  margin-top: 14px;
}

.btn-secondary {
  padding: 9px 16px;
  font-size: 14px;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.04);
  color: #cfeeee;
  transition: 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.28);
  color: #ffffff;
}