:root{
  --max: 1120px;
  --bg:#070b14;
  --bg2:#070b14;
  --text:#eef3ff;
  --muted:#b9c4e6;
  --surface:#0c1324;
  --surface2:#0e1730;
  --card:var(--surface);
  --border:rgba(255,255,255,.10);
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --brand:#6aa6ff;
  --brand2:#7cf1c5;
}

*{box-sizing:border-box}

html,body{height:100%}

body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  color:var(--text);
  background:var(--bg);
}

a{color:inherit}

.container{max-width:1120px;margin:0 auto;padding:0 20px}

.header{
  position:sticky;
  top:0;
  z-index:20;
  background:var(--bg);
  border-bottom:1px solid rgba(255,255,255,.08);
}

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

.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.brand__mark{font-weight:900;letter-spacing:.6px}
.brand__name{font-weight:800;color:var(--brand)}
.brand__meta{font-size:12px;color:var(--muted);font-weight:600}

.header__actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}

.chip{
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:999px;
  background:var(--surface);
  text-decoration:none;
  font-weight:700;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--surface);
  font-weight:800;
  text-decoration:none;
  cursor:pointer;
}

.btn--primary{background:linear-gradient(135deg,var(--brand),#8a7dff);border-color:transparent}
.btn--ghost{background:rgba(255,255,255,.04)}
.btn--block{width:100%}

.hero{padding:28px 0 18px}

.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}

.badge{
  display:inline-block;
  margin:0 0 10px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(124,241,197,.25);
  background:rgba(124,241,197,.12);
  color:#bfffe7;
  font-weight:800;
  font-size:12px;
}

h1{margin:0 0 10px;font-size:42px;line-height:1.06;letter-spacing:-.5px}

.lead{margin:0 0 16px;color:var(--muted);font-size:16px;line-height:1.55}

.checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}

.checks li{
  position:relative;
  padding-left:28px;
  font-weight:700;
  color:rgba(238,243,255,.95);
}

.checks li::before{
  content:"";
  position:absolute;
  left:0;
  top:3px;
  width:18px;
  height:18px;
  border-radius:6px;
  background:linear-gradient(135deg,var(--brand2),#55d6ff);
  box-shadow:0 10px 20px rgba(124,241,197,.12);
}

.hero__cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}

.stat{padding:12px;border-radius:16px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.stat__num{font-weight:900;font-size:18px}
.stat__label{color:var(--muted);font-size:12px;font-weight:700}

.card{
  border:1px solid rgba(255,255,255,.10);
  background:var(--card);
  border-radius:18px;
  padding:18px;
  box-shadow:var(--shadow);
}

.card--accent{
  background:var(--surface2);
}

.card__tag{margin:0 0 10px;font-weight:900;font-size:12px;color:#ffd0d0}

.card h2{margin:0 0 8px;font-size:20px}

.muted{color:var(--muted)}

.form{margin-top:12px;display:grid;gap:10px}

.field{display:grid;gap:6px}
.field__label{font-size:12px;color:rgba(185,196,230,.95);font-weight:800}

.input{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.18);
  color:var(--text);
  outline:none;
  font-weight:600;
}

.input:focus{border-color:rgba(106,166,255,.55);box-shadow:0 0 0 4px rgba(106,166,255,.10)}

.fineprint{margin:0;color:rgba(185,196,230,.90);font-size:12px;line-height:1.4}

.form__success{margin:0;color:#bfffe7;font-weight:800;font-size:13px;min-height:18px}

.card__or{margin:12px 0 10px;text-align:center;color:rgba(185,196,230,.95);font-weight:800;font-size:12px}

.card__contacts{display:grid;gap:10px}

.section{padding:22px 0}

.section__head{margin-bottom:12px}

.section__head h2{margin:0 0 6px;font-size:24px}

.grid{display:grid;gap:10px}
.grid--3{grid-template-columns:repeat(3,1fr)}

.tile{
  padding:16px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.10);
  background:var(--surface);
}

.tile h3{margin:0 0 8px;font-size:16px}
.tile p{margin:0;line-height:1.5}

.price{
  border:1px solid rgba(255,255,255,.10);
  background:var(--surface);
  border-radius:18px;
  overflow:hidden;
}

.price__row{
  display:grid;
  grid-template-columns:1fr auto auto;
  gap:12px;
  padding:14px 16px;
  border-bottom:1px solid rgba(255,255,255,.08);
  align-items:baseline;
}

.price__row:last-child{border-bottom:none}

.price__name{font-weight:900}
.price__meta{color:var(--muted);font-size:12px;font-weight:700}
.price__val{font-weight:900;white-space:nowrap}

.note{
  margin-top:12px;
  border:1px solid rgba(124,241,197,.20);
  background:rgba(124,241,197,.06);
  border-radius:18px;
  padding:14px 16px;
}

.note__title{font-weight:900;margin-bottom:10px}
.note__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.note__item{display:flex;gap:10px;align-items:flex-start;font-weight:700}
.note__dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,var(--brand2),#55d6ff);margin-top:6px;flex:0 0 10px}

.faq{display:grid;gap:10px}

.faq__item{
  border:1px solid rgba(255,255,255,.10);
  background:var(--surface);
  border-radius:16px;
  padding:12px 14px;
}

.faq__item summary{cursor:pointer;font-weight:900}
.faq__body{margin-top:8px;line-height:1.55}

.section--cta{padding:24px 0 30px}

.ctaBox{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
  border:1px solid rgba(106,166,255,.20);
  background:var(--surface2);
  border-radius:22px;
  padding:18px;
}

.ctaBox h2{margin:0 0 8px}
.ctaBox p{margin:0;line-height:1.55}
.ctaBox__right{display:grid;gap:10px;align-content:start}

.footer{
  border-top:1px solid rgba(255,255,255,.08);
  padding:18px 0 26px;
  background:var(--bg);
}

.footer__inner{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:12px;align-items:start}

.footer__brand{font-weight:900;font-size:16px}
.footer__title{font-weight:900;margin-bottom:6px}
.footer__link{display:block;color:rgba(238,243,255,.95);text-decoration:none;font-weight:800;margin:6px 0}
.footer__bottom{grid-column:1/-1;margin-top:10px}

@media (max-width:980px){
  .hero__grid{grid-template-columns:1fr}
  .grid--3{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .note__grid{grid-template-columns:1fr}
  .ctaBox{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  h1{font-size:34px}
}

/* === DEMO SITE watermark (auto) === */
html::before {
  content: "DEMO SITE";
  position: fixed;
  left: clamp(12px, calc((100vw - min(var(--max), (100vw - 2.5rem))) / 4), 96px);
  top: 50%;
  transform: translate(-50%, -50%) rotate(180deg);
  writing-mode: vertical-rl;
  font-weight: 800;
  letter-spacing: 0.28em;
  font-size: 45px;
  text-transform: uppercase;
  opacity: 0.34;
  color: rgba(255, 255, 255, 0.94);
  mix-blend-mode: difference;
  text-shadow: 0 10px 26px rgba(0, 0, 0, 0.45);
  pointer-events: none;
  user-select: none;
  z-index: 200;
}

@media (prefers-color-scheme: dark) {
  html::before {
    opacity: 0.36;
    color: rgba(242, 246, 255, 0.96);
    text-shadow: 0 10px 26px rgba(0, 0, 0, 0.65);
  }
}