:root{
  --bg:#0b1220;
  --panel:#0f1a2e;
  --panel-2:#0c1528;
  --text:#e8eefc;
  --muted:#b7c5e8;
  --line:rgba(255,255,255,.12);
  --shadow: 0 18px 60px rgba(0,0,0,.4);
  --shadow-soft: 0 10px 40px rgba(0,0,0,.22);
  --primary:#ff3b3b;
  --primary-2:#ff6b4a;
  --ok:#29d18a;
  --warn:#ffd15a;
  --radius:16px;
  --radius-sm:12px;
  --container:1140px;
  --focus: 0 0 0 3px rgba(255,59,59,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(800px 500px at 20% 10%, rgba(255,59,59,.18), transparent 60%),
    radial-gradient(700px 500px at 80% 5%, rgba(41,209,138,.12), transparent 55%),
    radial-gradient(700px 500px at 80% 80%, rgba(89,137,255,.16), transparent 55%),
    var(--bg);
}

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

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

.skip-link{
  position:absolute;
  left:12px; top:12px;
  transform:translateY(-200%);
  background:#111c33;
  border:1px solid var(--line);
  padding:10px 12px;
  border-radius:12px;
  box-shadow:var(--shadow-soft);
  z-index:999;
}
.skip-link:focus{transform:translateY(0); outline:none; box-shadow:var(--focus), var(--shadow-soft)}

.container{
  width:min(var(--container), calc(100% - 32px));
  margin:0 auto;
}

.header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.62);
  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;
}
.header.is-scrolled{
  background: rgba(11,18,32,.78);
  border-bottom-color: rgba(255,255,255,.10);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none !important;
}
.brand__mark{
  width:42px;height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg, rgba(255,59,59,.18), rgba(255,107,74,.08));
  border:1px solid rgba(255,255,255,.12);
  color:var(--primary);
  overflow:hidden;
}
.brand__mark--animated .logo-svg{
  animation: logo-float 4s ease-in-out infinite;
}
.brand__mark--animated .logo-bg{
  animation: logo-glow 2.5s ease-in-out infinite;
}
.brand__mark--animated .logo-flame{
  animation: logo-flicker 3s ease-in-out infinite;
}
@keyframes logo-float{
  0%, 100%{ transform: translateY(0) scale(1); }
  50%{ transform: translateY(-2px) scale(1.02); }
}
@keyframes logo-glow{
  0%, 100%{ opacity: 0.95; }
  50%{ opacity: 1; }
}
@keyframes logo-flicker{
  0%, 90%, 100%{ opacity: 0.92; }
  45%, 55%{ opacity: 1; }
}
@media (prefers-reduced-motion: reduce){
  .brand__mark--animated .logo-svg,
  .brand__mark--animated .logo-bg,
  .brand__mark--animated .logo-flame{ animation: none; }
}
.brand__text{display:grid; line-height:1.05}
.brand__title{font-weight:700; font-size:14px; letter-spacing:.2px}
.brand__subtitle{font-size:12px; color:var(--muted)}

.nav{display:flex; align-items:center; gap:10px}
.nav__toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(15,26,46,.55);
  color:var(--text);
}
.nav__toggle:focus{outline:none; box-shadow:var(--focus)}
.nav__burger{
  display:block;
  width:18px;height:12px;
  margin:0 auto;
  position:relative;
}
.nav__burger::before,.nav__burger::after,.nav__burger{
  background:transparent;
}
.nav__burger::before,.nav__burger::after{
  content:"";
  position:absolute; left:0; right:0;
  height:2px;
  background:rgba(255,255,255,.88);
  border-radius:999px;
}
.nav__burger::before{top:0}
.nav__burger::after{bottom:0}
.nav__panel{
  display:flex;
  align-items:center;
  gap:14px;
}
.nav__link{
  color:var(--muted);
  font-weight:600;
  font-size:14px;
  padding:10px 10px;
  border-radius:12px;
}
.nav__link:hover{
  color:var(--text);
  background: rgba(255,255,255,.06);
  text-decoration:none;
}
.nav__cta{margin-left:2px}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border-radius:14px;
  padding:12px 14px;
  font-weight:700;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  text-decoration:none !important;
  cursor:pointer;
  user-select:none;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform: translateY(-1px); background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.18)}
.btn:active{transform: translateY(0)}
.btn:focus{outline:none; box-shadow:var(--focus)}
.btn--primary{
  border-color: rgba(255,59,59,.45);
  background: linear-gradient(135deg, rgba(255,59,59,.95), rgba(255,107,74,.85));
  color:#180508;
}
.btn--primary:hover{
  background: linear-gradient(135deg, rgba(255,59,59,1), rgba(255,107,74,.92));
  border-color: rgba(255,59,59,.62);
}
.btn--ghost{
  background: rgba(15,26,46,.38);
}
.btn--block{width:100%}

.hero{
  position:relative;
  overflow:hidden;
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.12fr .88fr;
  gap:26px;
  padding:40px 0 24px;
  align-items:start;
}
.hero__bg{
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(900px 520px at 10% 5%, rgba(255,59,59,.18), transparent 58%),
    radial-gradient(900px 520px at 90% 15%, rgba(255,209,90,.10), transparent 58%),
    radial-gradient(900px 520px at 70% 80%, rgba(41,209,138,.10), transparent 58%);
  pointer-events:none;
  filter:saturate(1.08);
  z-index:-1;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 12px;
  background: rgba(15,26,46,.50);
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
  color:var(--muted);
  font-weight:600;
  margin:0 0 16px 0;
}
.badge__dot{width:10px;height:10px;border-radius:999px;background:var(--ok); box-shadow: 0 0 0 4px rgba(41,209,138,.18)}
.hero__title{
  font-size: clamp(28px, 3.2vw, 44px);
  line-height:1.07;
  margin:0 0 14px 0;
  letter-spacing:-.02em;
}
.hero__accent{
  background: linear-gradient(135deg, #ffd15a, #ff6b4a);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero__lead{
  margin:0 0 18px 0;
  color:var(--muted);
  font-size:16px;
  line-height:1.6;
  max-width: 62ch;
}
.hero__cta{display:flex; gap:12px; flex-wrap:wrap; margin-bottom:18px}
.hero__facts{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.fact{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:var(--muted);
  background: rgba(15,26,46,.36);
  border:1px solid rgba(255,255,255,.10);
  border-radius:14px;
  padding:10px 12px;
}
.fact__icon{
  width:20px;height:20px;
  border-radius:8px;
  background: rgba(41,209,138,.14);
  border:1px solid rgba(41,209,138,.30);
  display:grid;
  place-items:center;
  color: var(--ok);
  font-weight:900;
  flex: 0 0 auto;
}

.card{
  background: rgba(15,26,46,.58);
  border:1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card__header{margin-bottom:12px}
.card__title{margin:0 0 6px 0; font-size:18px}
.card__subtitle{margin:0; color:var(--muted); font-size:13px; line-height:1.45}

.section{padding:52px 0}
.section--alt{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0));
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.section__head{margin-bottom:18px}
.section__title{
  font-size: clamp(22px, 2.2vw, 30px);
  letter-spacing:-.02em;
  margin:0 0 8px 0;
}
.section__subtitle{
  margin:0;
  color:var(--muted);
  line-height:1.6;
  max-width: 78ch;
}

.grid{
  display:grid;
  gap:14px;
}
.grid--3{grid-template-columns:repeat(3, minmax(0, 1fr))}

.feature{
  padding:16px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.45);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
}
.feature__title{margin:0 0 8px 0; font-size:16px}
.feature__text{margin:0; color:var(--muted); line-height:1.6}

.note{
  margin-top:14px;
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 16px;
  border-radius: var(--radius);
  background: rgba(255,209,90,.08);
  border:1px solid rgba(255,209,90,.16);
}
.note__icon{
  width:26px;height:26px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background: rgba(255,209,90,.18);
  border:1px solid rgba(255,209,90,.22);
  color: var(--warn);
  font-weight:900;
  flex:0 0 auto;
}
.note__text{margin:0; color:var(--muted); line-height:1.6}

.steps{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:12px;
}
.step{
  display:grid;
  grid-template-columns: 42px 1fr;
  gap:14px;
  padding:16px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.42);
  border:1px solid rgba(255,255,255,.10);
}
.step__num{
  width:42px;height:42px;
  border-radius: 14px;
  background: rgba(255,59,59,.14);
  border:1px solid rgba(255,59,59,.28);
  display:grid;
  place-items:center;
  font-weight:900;
  color: var(--primary);
}
.step__title{margin:0 0 6px 0; font-size:16px}
.step__text{margin:0; color:var(--muted); line-height:1.6}

.price{
  position:relative;
  padding:18px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.48);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
}
.price--best{
  background: linear-gradient(180deg, rgba(255,59,59,.14), rgba(15,26,46,.48));
  border-color: rgba(255,59,59,.22);
}
.price__badge{
  position:absolute;
  top:14px; right:14px;
  padding:6px 10px;
  border-radius: 999px;
  background: rgba(255,59,59,.18);
  border:1px solid rgba(255,59,59,.28);
  color: var(--text);
  font-weight:700;
  font-size:12px;
}
.price__title{margin:0 0 6px 0; font-size:16px}
.price__desc{margin:0 0 14px 0; color:var(--muted); line-height:1.5}
.price__value{
  display:flex;
  align-items:baseline;
  gap:8px;
  margin-bottom:14px;
}
.price__from{color:var(--muted); font-weight:700; font-size:12px}
.price__num{font-weight:900; font-size:28px; letter-spacing:-.02em}
.price__cur{color:var(--muted); font-weight:700; font-size:12px}
.price__list{
  margin:0 0 14px 0;
  padding-left:18px;
  color:var(--muted);
  line-height:1.65;
}
.mini{
  margin-top:14px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:12px;
}
.mini__item{
  padding:14px 14px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.35);
  border:1px solid rgba(255,255,255,.10);
}
.mini__k{color:var(--muted); font-weight:700; font-size:12px; margin-bottom:6px}
.mini__v{font-weight:700; line-height:1.4}

.two{
  display:grid;
  grid-template-columns: 1.3fr .7fr;
  gap:14px;
  align-items:start;
}
.side__card{
  padding:16px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.44);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
}
.side__title{margin:0 0 10px 0; font-size:16px}
.side__divider{height:1px; background: rgba(255,255,255,.10); margin:14px 0}
.side__muted{margin:0; color:var(--muted); line-height:1.6}
.list{margin:0; padding-left:18px; color:var(--muted); line-height:1.7}

.form{display:grid; gap:12px}
.form--wide{
  padding:16px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.44);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
}
.form__row{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:12px;
}
.field{display:grid; gap:6px}
.field__label{font-weight:800; font-size:12px; color: var(--muted)}
.field__control{
  width:100%;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(12,21,40,.65);
  color: var(--text);
  padding: 12px 12px;
  font: inherit;
  outline: none;
}
.field__control:focus{box-shadow: var(--focus); border-color: rgba(255,59,59,.40)}
.field__control::placeholder{color: rgba(183,197,232,.65)}

textarea.field__control{resize:vertical; min-height:108px}
select.field__control{appearance:none; background-image: linear-gradient(45deg, transparent 50%, rgba(255,255,255,.65) 50%), linear-gradient(135deg, rgba(255,255,255,.65) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size:6px 6px, 6px 6px; background-repeat:no-repeat; padding-right:34px}

.check{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
}
.check__box{margin-top:3px; width:18px; height:18px}
.check__text{color:var(--muted); line-height:1.45; font-weight:600; font-size:13px}
.form__hint{margin:0; color: rgba(183,197,232,.75); font-size:12px; line-height:1.5}
.form__result{margin:0; font-weight:800; min-height: 20px}
.form__result.is-ok{color: var(--ok)}
.form__result.is-bad{color: var(--primary-2)}

.faq{display:grid; gap:10px}
.faq__item{
  border-radius: var(--radius);
  background: rgba(15,26,46,.42);
  border:1px solid rgba(255,255,255,.10);
  overflow:hidden;
}
.faq__q{
  cursor:pointer;
  padding:14px 16px;
  font-weight:900;
  list-style:none;
}
.faq__q::-webkit-details-marker{display:none}
.faq__q::after{
  content:"+";
  float:right;
  color: rgba(255,255,255,.7);
}
details[open] > .faq__q::after{content:"–"}
.faq__a{padding: 0 16px 14px 16px; color: var(--muted); line-height:1.65}
.faq__a p{margin:0}

.contacts{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  align-items:stretch;
}
.contacts__card{
  padding:16px;
  border-radius: var(--radius);
  background: rgba(15,26,46,.44);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
}
.contacts__row{
  display:grid;
  grid-template-columns: 140px 1fr;
  gap:10px;
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.contacts__row:last-of-type{border-bottom:none}
.contacts__k{color: var(--muted); font-weight:800; font-size:12px}
.contacts__v{font-weight:800}
.contacts__actions{display:flex; gap:12px; flex-wrap:wrap; margin-top:14px}
.contacts__fine{margin:14px 0 0 0; color: rgba(183,197,232,.75); line-height:1.55; font-size:12px}

.map{
  border-radius: var(--radius);
  background: rgba(15,26,46,.44);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
  height:100%;
  min-height: 270px;
  display:grid;
  place-items:center;
}
.map__inner{
  padding:16px;
  text-align:center;
}
.map__title{margin:0 0 8px 0; font-size:16px; font-weight:900}
.map__text{margin:0 0 14px 0; color: var(--muted); line-height:1.6}

.footer{
  padding:26px 0 34px;
}
.footer__inner{
  display:flex;
  gap:10px;
  justify-content:space-between;
  align-items:flex-start;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:18px;
}
.footer__copy{margin:0; font-weight:900}
.footer__meta{margin:0; color: var(--muted); line-height:1.5; max-width: 70ch}

@media (max-width: 980px){
  .hero__grid{grid-template-columns:1fr; padding-top:26px}
  .grid--3{grid-template-columns:1fr}
  .mini{grid-template-columns:1fr}
  .two{grid-template-columns:1fr}
  .contacts{grid-template-columns:1fr}
}

@media (max-width: 780px){
  .nav__toggle{display:inline-flex}
  .nav__panel{
    position:absolute;
    right:16px;
    top:64px;
    width:min(360px, calc(100vw - 32px));
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:10px;
    border-radius: var(--radius);
    background: rgba(11,18,32,.92);
    border:1px solid rgba(255,255,255,.12);
    box-shadow: var(--shadow);
  }
  .nav__panel.is-open{display:flex}
  .nav__link{padding:12px 12px}
  .nav__cta{margin:6px 0 0 0}
  .form__row{grid-template-columns:1fr}
  .contacts__row{grid-template-columns: 120px 1fr}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .btn{transition:none}
}