:root{
  --bg:#ffffff;
  --alt:#f3f8ff;
  --ink:#0b1b2b;
  --muted:#4b647d;
  --line:#d6e6ff;
  --brand:#005c99;
  --brand2:#cce7ff;
  --shadow: 0 14px 40px rgba(0,0,0,.08);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.5;
}

a{color:inherit; text-decoration:none}
img{max-width:100%; height:auto; display:block}

.container{
  width:min(1120px, 92vw);
  margin:0 auto;
}

.header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:14px;
  padding:14px 0;
}

.brand{display:flex; align-items:center; gap:12px}
.brand__logo{
  width:44px; height:44px;
  display:grid; place-items:center;
  background:var(--brand2);
  color:var(--brand);
  border:1px solid var(--line);
  border-radius:14px;
  font-weight:800;
}
.brand__text strong{display:block; font-size:15px}
.brand__text small{display:block; color:var(--muted); margin-top:2px}

.nav{
  display:flex; align-items:center; gap:10px;
}
.nav__link{
  padding:10px 12px;
  border-radius:12px;
  color:var(--muted);
}
.nav__link:hover{background:var(--alt); color:var(--ink)}
.nav__link.is-active{
  color:var(--brand);
  background:var(--brand2);
  border:1px solid var(--line);
}
.nav__cta{
  padding:10px 14px;
  border-radius:12px;
  background:var(--brand);
  color:#fff;
  font-weight:700;
}

/* ===== Burger (mobile menu button) ===== */
.burger{
  display:none;
  align-items:center;
  gap:10px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:14px;
  padding:10px 12px;
  cursor:pointer;
}

/* ✅ Backward compatible (якщо десь ще стара розмітка: 3 span без класів) */
.burger > span:not(.burger__icon):not(.burger__label){
  display:block;
  width:22px;
  height:2px;
  background:var(--ink);
  margin:4px 0;
  border-radius:99px;
}

/* ✅ New icon wrapper */
.burger__icon{
  display:inline-flex;
  flex-direction:column;
  gap:5px;
}
.burger__icon span{
  display:block;
  width:22px;
  height:2px;
  background:var(--ink);
  border-radius:99px;
}

/* ✅ Visible label */
.burger__label{
  font:inherit;
  font-weight:700;
  font-size:14px;
  line-height:1;
  white-space:nowrap;
  color:var(--ink);
  user-select:none;
}

.hero{
  padding:34px 0 10px;
  background:
    radial-gradient(900px 360px at 15% 15%, var(--brand2), transparent 55%),
    radial-gradient(900px 360px at 85% 35%, #eaf3ff, transparent 55%);
  border-bottom:1px solid var(--line);
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:24px;
  align-items:center;
}
.hero h1{font-size: clamp(28px, 4vw, 44px); line-height:1.1; margin:0 0 10px}
.lead{color:var(--muted); margin:0 0 18px; font-size:16px}

.hero__actions{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:14px}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  font-weight:700;
  cursor:pointer;
}
.btn--primary{background:var(--brand); color:#fff; border-color:transparent}
.btn--ghost{background:#fff; color:var(--brand)}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0)}

.chips{display:flex; gap:8px; flex-wrap:wrap}
.chip{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:13px;
}

.hero__media .card{padding:18px}
.hero__img{width:100%; max-width:420px; margin:0 auto}

.section{padding:42px 0}
.section--alt{background:var(--alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section__head{margin-bottom:18px}
.section__head h2{margin:0 0 8px; font-size:28px}
.muted{color:var(--muted)}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.grid2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:14px;
}

.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.card--soft{
  background:linear-gradient(180deg, #fff, #f8fbff);
}
.card__note{
  margin-top:10px;
  padding:12px 12px;
  border-radius:14px;
  border:1px dashed var(--line);
  color:var(--muted);
}
.card__note strong{display:block; color:var(--ink)}
.card__note span{display:block; font-size:13px; margin-top:2px}

.mini h3{margin:0 0 8px}
.mini p{margin:0; color:var(--muted)}
.list{margin:0; padding-left:18px; color:var(--muted)}
.list li{margin:6px 0}

.tariff{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:14px;
  align-items:stretch;
}
.tariff__box{
  background:#fff;
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.tariff__numbers{
  display:flex; gap:12px; flex-wrap:wrap;
  margin-top:12px;
}
.num{
  flex:1 1 180px;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
  background:linear-gradient(180deg, #fff, #f7fbff);
}
.num strong{display:block; font-size:22px; color:var(--brand)}
.num span{display:block; color:var(--muted); margin-top:3px}

.tariff__highlight{
  border-color: transparent;
  background: linear-gradient(180deg, var(--brand), #0a6db1);
  color:#fff;
}
.tariff__highlight .muted{color: rgba(255,255,255,.85)}
.tariff__highlight h3{margin-top:0}
.big{font-size:18px; margin:10px 0 14px}
.tariff__highlight .btn--primary{background:#fff; color:var(--brand)}

.cta{
  display:flex; align-items:center; justify-content:space-between;
  gap:14px;
  background:var(--brand2);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
}

.pagehead{
  padding:34px 0 10px;
  background:
    radial-gradient(900px 360px at 15% 15%, var(--brand2), transparent 55%);
  border-bottom:1px solid var(--line);
}
.pagehead__grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:24px;
  align-items:center;
}
.pagehead h1{margin:0 0 8px; font-size: clamp(26px, 4vw, 40px)}
.pagehead__media .card{padding:18px}

.contact-cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:12px;
  margin-top:14px;
}

.form label{display:block; margin:12px 0; color:var(--muted); font-size:14px}
.form input, .form textarea{
  width:100%;
  margin-top:6px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  outline:none;
  font:inherit;
  background:#fff;
}
.form input:focus, .form textarea:focus{
  border-color: #8cc7ff;
  box-shadow: 0 0 0 4px rgba(140,199,255,.25);
}

.note{
  margin-top:14px;
  padding:14px;
  border-radius:14px;
  border:1px dashed var(--line);
  background:linear-gradient(180deg, #fff, #f7fbff);
}
.note strong{display:block; margin-bottom:6px}

.stats{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:12px;
}
.stat{
  background:#fff;
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.stat strong{display:block; font-size:28px; color:var(--brand)}
.stat span{display:block; color:var(--muted); margin-top:4px}

.footer{
  border-top:1px solid var(--line);
  padding:18px 0;
  background:#fff;
}
.footer__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:10px;
  color:var(--muted);
}
.footer__links{display:flex; gap:10px}
.footer__links a:hover{color:var(--ink)}

@media (max-width: 980px){
  .hero__grid, .pagehead__grid{grid-template-columns: 1fr}
  .grid3{grid-template-columns: 1fr}
  .grid2{grid-template-columns: 1fr}
  .tariff{grid-template-columns: 1fr}
  .contact-cards{grid-template-columns: 1fr}
  .stats{grid-template-columns: 1fr}
  .cta{flex-direction:column; align-items:flex-start}

  .burger{display:inline-flex}

  .nav{
    position:fixed;
    right:14px; left:14px; top:72px;
    background:#fff;
    border:1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding:12px;
    display:none;
    flex-direction:column;
    align-items:stretch;
  }
  .nav.is-open{display:flex}
  .nav__cta{text-align:center}
}