:root{
  --bg:#0b1220;
  --bg2:#0f1a32;
  --card:#101a33;
  --card2:#121f3d;
  --text:#eef4ff;
  --muted:#a7b0c3;
  --accent:#4fd1c5;
  --accent2:#7c89ff;
  --warm:#ffb86b;
  --line:rgba(255,255,255,.10);
  --line2:rgba(255,255,255,.14);
  --shadow:0 18px 60px rgba(0,0,0,.35);
  --shadow2:0 28px 96px rgba(0,0,0,.50);
  --radius:18px;
  --max:1160px;
  --focus:0 0 0 4px rgba(79,209,197,.25);
  font-synthesis-weight:none;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  font-size:16px; /* минимум 16px */
  line-height:1.6;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
body::before,
body::after{
  content:"";
  position:fixed;
  width:520px;
  height:520px;
  border-radius:999px;
  filter: blur(70px);
  opacity:.55;
  pointer-events:none;
  z-index:-1;
}
body::before{left:-240px; top:-240px; background: rgba(79,209,197,.14);}
body::after{right:-260px; bottom:-280px; background: rgba(124,137,255,.16);}

a{color:inherit; text-decoration:none}
a:hover{opacity:.95}
img{max-width:100%; display:block}

.container{max-width:var(--max); margin:0 auto; padding:0 20px}

.section{padding:72px 0}
.section.compact{padding:52px 0}

/* чередование секций без градиентов */
main .section:nth-of-type(even){
  background: rgba(255,255,255,.02);
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}

.kicker{
  color:var(--muted);
  letter-spacing:.12em;
  text-transform:uppercase;
  font-size:.82rem;
}
.h1{
  font-size: clamp(2.0rem, 4vw, 3.1rem);
  line-height:1.12;
  margin:12px 0 10px;
}
.h2{
  font-size: clamp(1.55rem, 2.3vw, 2.15rem);
  margin:0 0 8px;
}
.p{color:var(--muted); margin:0}
.lead{font-size:1.05rem; color:rgba(234,240,255,.88)}

.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background: rgba(11,18,32,.78);
  border-bottom: 1px solid rgba(255,255,255,.07);
  backdrop-filter: blur(10px);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
  flex-wrap: wrap;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:.04em;
}
.brand-badge{
  width:40px; height:40px;
  border-radius:14px;
  background: rgba(79,209,197,.95);
  display:grid; place-items:center;
  box-shadow: 0 12px 32px rgba(0,0,0,.40);
  border:1px solid rgba(255,255,255,.12);
}
.brand-badge i{color:#07101e}

.navlinks{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:nowrap;

}
.navlinks a{
  padding:8px 10px;
  border-radius:12px;
  color:var(--muted);
  border:1px solid transparent;
}
.navlinks a:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.08);
  color:var(--text);
}
.navlinks a:focus-visible{outline:none; box-shadow:var(--focus)}

.cta{display:flex; align-items:center; gap:10px; flex-wrap:wrap}

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color:var(--text);
  box-shadow:none;
  transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
}
.btn:hover{background: rgba(255,255,255,.09); transform: translateY(-1px)}
.btn:focus-visible{outline:none; box-shadow:var(--focus)}
.btn.small{padding:9px 12px; border-radius:12px; font-size:.95rem}

.btn.primary{
  border:1px solid rgba(255,255,255,.12);
  background: rgba(79,209,197,.95);
  color:#07101e;
  font-weight:800;
  box-shadow: 0 18px 56px rgba(79,209,197,.18);
}
.btn.primary i{color:#07101e}
.btn.primary:hover{box-shadow: 0 26px 84px rgba(79,209,197,.24);}

/* HERO */
.hero{padding:72px 0 36px; position:relative;}
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:28px;
  align-items:center;
}
.hero-card{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,51,.78);
  border-radius: var(--radius);
  padding:22px;
  box-shadow: var(--shadow);
  position:relative;
}
.hero-card::before{
  content:"";
  position:absolute;
  inset:-16px;
  border-radius: calc(var(--radius) + 16px);
  border:1px solid rgba(79,209,197,.10);
  pointer-events:none;
}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap; margin-top:20px}
.hero-points{margin:18px 0 0; padding:0; list-style:none; display:grid; gap:10px}
.point{
  display:flex; gap:12px;
  align-items:flex-start;
  padding:12px 14px;
  border-radius:16px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.07);
}
.point i{color:var(--accent); margin-top:3px}
.point span{color:var(--muted)}

.hero-media{
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow2);
}
.hero-media .caption{
  padding:12px 16px;
  border-top:1px solid rgba(255,255,255,.10);
  color:var(--muted);
  font-size:.95rem;
}

/* GRIDS + CARDS */
.grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:16px}
.grid-2{display:grid; grid-template-columns: repeat(2, 1fr); gap:16px}
.split{display:grid; grid-template-columns: 1fr 1fr; gap:22px; align-items:center}

.card{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,51,.62);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 14px 48px rgba(0,0,0,.26);
  position:relative;
}
.card.soft{background: rgba(16,26,51,.52)}
.card.highlight{border-color: rgba(79,209,197,.30)}
.card.warm{border-color: rgba(255,184,107,.28)}
.card h3{margin:0 0 8px; font-size:1.1rem}
.card p{margin:0; color:var(--muted)}

.icon{
  width:42px; height:42px;
  display:grid; place-items:center;
  border-radius:14px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(79,209,197,.25);
  margin-bottom:12px;
}
.icon i{color:var(--accent)}

.badges{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px}
.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:9px 12px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-size:.95rem;
}

/* METRICS + STEPS */
.metrics{display:grid; grid-template-columns: repeat(4, 1fr); gap:14px; margin-top:18px}
.metric{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: 18px;
  padding:14px;
}
.metric b{display:block; font-size:1.35rem}
.metric span{color:var(--muted); font-size:.95rem}

.steps{display:grid; grid-template-columns: repeat(4, 1fr); gap:14px; margin-top:18px}
.step{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,51,.56);
  border-radius: 18px;
  padding:14px;
}
.step .num{
  width:28px; height:28px;
  border-radius: 10px;
  display:grid; place-items:center;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: var(--text);
  font-weight:800;
  font-size:.95rem;
}
.step h4{margin:10px 0 6px; font-size:1.02rem}
.step p{margin:0; color:var(--muted); font-size:.96rem}

/* TIMELINE */
.timeline{display:grid; grid-template-columns: repeat(3, 1fr); gap:16px}
.t-item{padding:18px; border-radius: var(--radius); border:1px solid rgba(255,255,255,.10); background: rgba(16,26,51,.56)}
.t-item h3{margin:0 0 8px; font-size:1.08rem}
.t-item p{margin:0; color:var(--muted)}
.t-item .tag{display:inline-flex; align-items:center; gap:8px; margin-top:12px; color:var(--muted); font-size:.95rem}
.t-item .tag i{color:var(--accent)}

/* QUOTES */
.quotes{display:grid; grid-template-columns: repeat(3, 1fr); gap:16px}
.quote{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,51,.56);
  border-radius: var(--radius);
  padding:18px;
}
.quote .who{display:flex; align-items:center; gap:10px; margin-top:12px; color:var(--muted); font-size:.95rem}
.quote .avatar{
  width:40px; height:40px;
  border-radius: 14px;
  background: rgba(79,209,197,.14);
  border:1px solid rgba(255,255,255,.12);
}

/* MEDIA FRAME */
.media-frame{
  border:1px solid rgba(255,255,255,.12);
  border-radius: calc(var(--radius) + 2px);
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow2);
  overflow:hidden;
}
.media-frame .caption{border-top:1px solid rgba(255,255,255,.10); color:var(--muted); font-size:.95rem; padding:12px 16px}

/* FORMS */
.form{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,51,.62);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 18px 60px rgba(0,0,0,.30);
}
.form-row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
.label{display:block; font-weight:700; margin:10px 0 8px}
.input{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: var(--text);
  outline:none;
}
.input:focus{box-shadow: var(--focus); border-color: rgba(79,209,197,.35)}
textarea.input{min-height:120px; resize:vertical}
.helper{color:var(--muted); font-size:.95rem; margin:8px 0 0}
.checkbox{display:flex; gap:10px; align-items:flex-start; margin-top:12px; color:var(--muted)}
.checkbox input{margin-top:4px}
.submit-row{display:flex; gap:12px; flex-wrap:wrap; margin-top:14px}

/* MODAL */
.modal{
  position:fixed;
  inset:0;
  display:none;
  place-items:center;
  background: rgba(0,0,0,.55);
  z-index:1000;
  padding:18px;
}
.modal.is-open{display:grid}
.modal-card{
  max-width:520px;
  width:100%;
  border-radius: 22px;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(16,26,51,.92);
  box-shadow: var(--shadow2);
  padding:18px;
}
.modal-title{display:flex; align-items:center; justify-content:space-between; gap:10px}
.modal-title h3{margin:0; font-size:1.2rem}
.modal-title button{
  border:none;
  background: rgba(255,255,255,.06);
  color: var(--text);
  border-radius: 12px;
  padding:8px 10px;
  cursor:pointer;
}
.modal-title button:hover{background: rgba(255,255,255,.10)}
.modal p{color:var(--muted); margin:10px 0 0}

/* COOKIE (solo главная страница) */
.cookie{
  position:fixed;
  left:0; right:0; bottom:0;
  display:none;
  z-index:999;
  padding:12px 0;
  background: rgba(11,18,32,.86);
  border-top:1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(10px);
}
.cookie.is-open{display:block}
.cookie-card{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.cookie-card p{margin:0; color:var(--muted); max-width:760px}
.cookie-actions{display:flex; gap:10px; flex-wrap:wrap}

/* FOOTER */
.footer{
  border-top:1px solid rgba(255,255,255,.08);
  padding:44px 0;
  background: rgba(255,255,255,.01);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap:18px;
  align-items:flex-start;
}
.footer .muted{color:var(--muted)}
.foot-links{display:grid; gap:10px}
.foot-links a{color:var(--muted)}
.foot-links a:hover{color:var(--text)}
.footer .contact{display:grid; gap:10px; color:var(--muted)}
.footer .contact i{color:var(--accent); width:18px}
.footer .contact div{display:flex; gap:10px; align-items:flex-start}
.subfooter{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.08);
  color:var(--muted);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

/* Accessibility */
.skip{
  position:absolute;
  left:-9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip:focus{
  left:18px;
  top:18px;
  width:auto;
  height:auto;
  padding:10px 12px;
  background: rgba(16,26,51,.92);
  border:1px solid rgba(255,255,255,.18);
  border-radius:12px;
  z-index:60;
}

/* Reveal */
.reveal{
  opacity:0;
  transform: translateY(10px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in{opacity:1; transform:none}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  .metrics{grid-template-columns: repeat(2, 1fr)}
  .steps{grid-template-columns: repeat(2, 1fr)}
  .grid-3{grid-template-columns: 1fr}
  .grid-2{grid-template-columns: 1fr}
  .split{grid-template-columns: 1fr}
  .timeline{grid-template-columns: 1fr}
  .quotes{grid-template-columns: 1fr}
  .footer-grid{grid-template-columns: 1fr}
  .form-row{grid-template-columns: 1fr}
}
@media (max-width: 560px){
  .cta .btn.primary{display:none}
}