:root{
  --bg-1:#061120;
  --bg-2:#0b1f42;
  --bg-3:#08152c;
  --surface:rgba(255,255,255,.05);
  --surface-2:rgba(255,255,255,.035);
  --line:rgba(255,255,255,.1);
  --line-2:rgba(255,255,255,.16);
  --text:#f5f8ff;
  --muted:#bfd0ee;
  --muted-2:#93a8cc;
  --primary:#3b82f6;
  --primary-2:#2563eb;
  --shadow:0 20px 60px rgba(0,0,0,.28);
  --shadow-soft:0 12px 30px rgba(0,0,0,.18);
  --radius:18px;
  --radius-sm:14px;
  --max:1180px;
}

*{box-sizing:border-box}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  color:var(--text);
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height:1.55;
  background:
    radial-gradient(circle at 15% 10%, rgba(59,130,246,.22), transparent 30%),
    radial-gradient(circle at 85% 18%, rgba(96,165,250,.18), transparent 28%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 48%, var(--bg-3) 100%);
  min-height:100vh;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(180deg, rgba(255,255,255,.03), transparent 22%),
    radial-gradient(circle at 50% 100%, rgba(255,255,255,.06), transparent 40%);
  opacity:.55;
}

img{
  max-width:100%;
  display:block;
}

a{
  color:inherit;
  text-decoration:none;
}

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

header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(5,12,24,.62);
  border-bottom:1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:78px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:700;
  font-size:1.55rem;
  letter-spacing:-.02em;
}

.logo{
  width:42px;
  height:42px;
  border-radius:14px;
  background:
    linear-gradient(135deg, #60a5fa 0%, #2563eb 55%, #1d4ed8 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.28),
    0 10px 24px rgba(37,99,235,.35);
  position:relative;
  flex:0 0 auto;
}

.logo::before{
  content:"";
  position:absolute;
  inset:8px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.22);
  opacity:.75;
}

.menu{
  display:flex;
  align-items:center;
  gap:6px;
  flex-wrap:wrap;
}

.menu a{
  color:var(--muted);
  font-weight:600;
  padding:10px 14px;
  border-radius:12px;
  transition:.2s ease;
}

.menu a:hover,
.menu a.active{
  color:var(--text);
  background:rgba(255,255,255,.06);
}

main{
  padding:44px 0 80px;
}

.hero{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:22px;
  align-items:stretch;
}

@media (max-width:980px){
  .hero{
    grid-template-columns:1fr;
  }
}

.card{
  background:linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
}

.card.pad{
  padding:26px;
}

.hero-main{
  padding:34px;
}

.hero-side{
  padding:28px;
  position:relative;
  overflow:hidden;
}

.hero-side::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-80px;
  width:240px;
  height:240px;
  background:radial-gradient(circle, rgba(59,130,246,.35), transparent 70%);
  filter:blur(6px);
}

.kicker{
  margin:0 0 10px;
  color:var(--muted);
  font-size:.9rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
}

h1{
  margin:0;
  font-size:clamp(2.4rem, 5vw, 4.2rem);
  line-height:1.05;
  letter-spacing:-.04em;
  max-width:12ch;
}

.lead{
  margin:18px 0 0;
  color:var(--muted);
  font-size:1.08rem;
  max-width:60ch;
}

.actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:28px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  padding:0 18px;
  border-radius:14px;
  font-weight:700;
  letter-spacing:-.01em;
  transition:.2s ease;
  border:1px solid transparent;
  box-shadow:var(--shadow-soft);
}

.btn.primary{
  background:linear-gradient(180deg, var(--primary) 0%, var(--primary-2) 100%);
  color:white;
}

.btn.primary:hover{
  transform:translateY(-1px);
  filter:brightness(1.04);
}

.btn.secondary{
  background:rgba(255,255,255,.04);
  border-color:var(--line-2);
  color:var(--text);
}

.btn.secondary:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.07);
}

.grid-3{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:16px;
  margin-top:28px;
}

@media (max-width:900px){
  .grid-3{
    grid-template-columns:1fr;
  }
}

.feature{
  padding:18px;
  border-radius:16px;
  background:rgba(255,255,255,.035);
  border:1px solid var(--line);
  min-height:150px;
}

.feature-icon{
  width:44px;
  height:44px;
  border-radius:14px;
  background:linear-gradient(135deg, rgba(96,165,250,.22), rgba(37,99,235,.3));
  border:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.2rem;
  margin-bottom:14px;
}

.feature h3{
  margin:0 0 8px;
  font-size:1.2rem;
  letter-spacing:-.02em;
}

.feature p{
  margin:0;
  color:var(--muted);
}

.panel-title{
  margin:0 0 14px;
  font-size:1.5rem;
  letter-spacing:-.03em;
}

.list{
  display:grid;
  gap:12px;
  padding:0;
  margin:0;
  list-style:none;
}

.list li{
  padding:14px 15px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
}

.section{
  margin-top:26px;
}

.section-block{
  margin-top:26px;
  padding:26px;
}

.section h2,
.section-block h2{
  margin:0 0 10px;
  font-size:2rem;
  letter-spacing:-.03em;
}

.section p,
.section-block p{
  margin:0;
  color:var(--muted);
}

.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}

@media (max-width:900px){
  .two-col{
    grid-template-columns:1fr;
  }
}

.cta-strip{
  margin-top:28px;
  padding:18px 20px;
  border-radius:16px;
  background:linear-gradient(180deg, rgba(59,130,246,.13), rgba(37,99,235,.08));
  border:1px solid rgba(96,165,250,.22);
  color:var(--muted);
}

.form{
  display:grid;
  gap:14px;
}

.form-row{
  display:grid;
  gap:6px;
}

label{
  color:var(--muted);
  font-size:.95rem;
  font-weight:600;
}

.input,
textarea{
  width:100%;
  border:none;
  outline:none;
  color:var(--text);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 14px;
  font:inherit;
  transition:.2s ease;
}

.input:focus,
textarea:focus{
  border-color:rgba(96,165,250,.5);
  box-shadow:0 0 0 4px rgba(59,130,246,.14);
}

textarea{
  min-height:150px;
  resize:vertical;
}

.note{
  color:var(--muted-2);
  font-size:.92rem;
}

footer{
  border-top:1px solid var(--line);
  background:rgba(5,10,18,.35);
}

.footer-row{
  min-height:84px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}

.footer-links{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.footer-links a{
  color:var(--muted);
  padding:8px 10px;
  border-radius:10px;
}

.footer-links a:hover{
  color:var(--text);
  background:rgba(255,255,255,.05);
}

.page-title{
  margin:0;
  font-size:clamp(2rem, 4vw, 3.1rem);
  line-height:1.08;
  letter-spacing:-.04em;
}

.page-lead{
  margin:14px 0 0;
  color:var(--muted);
  font-size:1.06rem;
  max-width:68ch;
}

.spacer-sm{height:8px}
.spacer-md{height:16px}
.spacer-lg{height:26px}

@media (max-width:640px){
  .nav{
    padding:12px 0;
  }

  .brand{
    font-size:1.3rem;
  }

  .hero-main,
  .hero-side,
  .section-block,
  .card.pad{
    padding:20px;
  }

  .menu{
    gap:2px;
  }

  .menu a{
    padding:8px 10px;
    font-size:.95rem;
  }
}