:root{
  --primary:#15aeca;
  --primary-dark:#087f96;
  --secondary:#37c98b;
  --dark:#122033;
  --muted:#5c6b7a;
  --light:#f6fbfd;
  --white:#ffffff;
  --line:#dce8ee;
  --shadow:0 20px 50px rgba(18,32,51,.12);
  --radius:22px;
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:var(--dark);
  background:var(--white);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit}
.container{width:min(var(--max), calc(100% - 32px));margin-inline:auto}
.section{padding:86px 0}
.section-alt{background:linear-gradient(180deg,var(--light),#fff)}
.site-header{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding:14px max(16px, calc((100vw - var(--max))/2));
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand img{height:54px;width:auto}
.site-nav{display:flex;align-items:center;gap:8px}
.site-nav a{
  text-decoration:none;font-weight:700;color:var(--dark);
  padding:10px 13px;border-radius:999px;
}
.site-nav a:hover{background:var(--light);color:var(--primary-dark)}
.nav-cta{background:var(--primary)!important;color:white!important}
.nav-toggle{display:none;background:none;border:0;padding:8px}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--dark);margin:5px 0;border-radius:4px}
.hero{padding-top:64px;background:
  radial-gradient(circle at 80% 10%, rgba(55,201,139,.18), transparent 32%),
  linear-gradient(180deg,#f7fcff 0%,#fff 100%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.eyebrow{
  margin:0 0 12px;color:var(--primary-dark);font-weight:800;
  text-transform:uppercase;letter-spacing:.08em;font-size:.82rem;
}
h1,h2,h3{line-height:1.12;margin:0 0 18px}
h1{font-size:clamp(2.45rem,6vw,5.2rem);letter-spacing:-.06em}
h2{font-size:clamp(2rem,4vw,3.3rem);letter-spacing:-.04em}
h3{font-size:1.22rem}
.hero-subtitle{font-size:clamp(1.2rem,2vw,1.55rem);color:#304154;max-width:720px}
.hero-note{color:var(--muted);max-width:650px}
.hero-actions,.contact-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:13px 20px;border-radius:999px;border:0;
  font-weight:800;text-decoration:none;cursor:pointer;transition:.2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;box-shadow:0 12px 28px rgba(21,174,202,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(21,174,202,.32)}
.btn-secondary{background:white;color:var(--primary-dark);border:1px solid var(--line)}
.btn-secondary:hover{background:var(--light)}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;color:var(--muted);font-weight:700}
.trust-row span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px}
.hero-card{position:relative;border-radius:30px;overflow:hidden;box-shadow:var(--shadow);background:#eaf7fa}
.hero-card img{aspect-ratio:4/4.5;object-fit:cover;width:100%}
.floating-card{
  position:absolute;left:20px;right:20px;bottom:20px;
  background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:18px;padding:16px;box-shadow:0 15px 40px rgba(18,32,51,.12);
}
.floating-card a{display:block;color:var(--primary-dark);font-size:1.25rem;font-weight:900;text-decoration:none}
.section-heading{max-width:760px;margin:0 auto 38px;text-align:center}
.section-heading p{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card,.panel{
  background:white;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:0 10px 28px rgba(18,32,51,.06);
}
.card h3{color:var(--primary-dark)}
.card p{color:var(--muted);margin-bottom:0}
.calculator-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:22px;align-items:start}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
label{display:grid;gap:6px;font-weight:800}
input,select,textarea{
  width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 13px;
  font:inherit;color:var(--dark);background:#fff;
}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(21,174,202,.18);border-color:var(--primary)}
.addons{border:1px solid var(--line);border-radius:18px;padding:16px;margin:18px 0}
.addons legend{font-weight:900;padding:0 8px}
.addons label{display:inline-flex;align-items:center;gap:8px;margin:6px 14px 6px 0;font-weight:700}
.addons input,.gdpr input{width:auto}
.result{position:sticky;top:96px}
.price-big{font-size:2rem;font-weight:900;color:var(--primary-dark);margin:12px 0}
.result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.contact-form{max-width:940px;margin:auto}
.contact-form textarea{resize:vertical}
.gdpr{display:flex;grid-template-columns:auto 1fr;gap:10px;align-items:flex-start;margin:18px 0;font-weight:700}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center}
.benefits{display:flex;flex-wrap:wrap;gap:12px}
.benefits span{background:white;border:1px solid var(--line);border-radius:999px;padding:11px 15px;font-weight:800;color:var(--primary-dark)}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;list-style:none;padding:0;counter-reset:step}
.steps li{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 10px 28px rgba(18,32,51,.05)}
.steps li:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--primary);color:white;font-weight:900;margin-bottom:12px}
.steps span{display:block;color:var(--muted);margin-top:8px}
.faq{max-width:860px;margin:auto;display:grid;gap:12px}
details{background:white;border:1px solid var(--line);border-radius:18px;padding:18px 20px}
summary{cursor:pointer;font-weight:900}
details p{color:var(--muted);margin-bottom:0}
.contact-grid{display:grid;grid-template-columns:1fr .8fr;gap:28px;align-items:center}
.contact-card{display:grid;gap:12px;font-style:normal}
.contact-card a{color:var(--primary-dark);font-weight:800}
.site-footer{background:var(--dark);color:white;padding:24px 0}
.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-inner a{color:white}

@media (max-width: 980px){
  .hero-grid,.calculator-layout,.split,.contact-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .result{position:static}
}
@media (max-width: 760px){
  .section{padding:62px 0}
  .nav-toggle{display:block}
  .site-nav{
    position:absolute;left:16px;right:16px;top:82px;
    display:none;flex-direction:column;align-items:stretch;background:white;border:1px solid var(--line);
    border-radius:18px;padding:12px;box-shadow:var(--shadow)
  }
  .site-nav.is-open{display:flex}
  .site-nav a{padding:13px}
  .form-grid,.cards,.steps{grid-template-columns:1fr}
  .hero-actions,.contact-actions{display:grid}
  .btn{width:100%}
  .hero-card img{aspect-ratio:4/3}
}
@media (max-width: 420px){
  .container{width:min(var(--max), calc(100% - 22px))}
  .card,.panel{padding:18px;border-radius:18px}
  .site-header{padding-inline:12px}
}