:root{
  --bg:#050816;
  --bg-2:#091224;
  --surface:rgba(255,255,255,0.06);
  --surface-2:rgba(255,255,255,0.09);
  --line:rgba(255,255,255,0.10);
  --text:#f4f8ff;
  --muted:#a9b8d0;
  --primary:#6ee7ff;
  --secondary:#4f8cff;
  --accent:#9b8cff;
  --glow:0 20px 60px rgba(79,140,255,0.25);
  --radius:22px;
  --radius-sm:16px;
  --max:1240px;
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:'Inter',sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 15% 20%, rgba(110,231,255,0.12), transparent 24%),
    radial-gradient(circle at 85% 15%, rgba(155,140,255,0.14), transparent 24%),
    radial-gradient(circle at 70% 75%, rgba(79,140,255,0.12), transparent 25%),
    linear-gradient(180deg, #030712 0%, #07101d 42%, #08111f 100%);
  overflow-x:hidden;
}

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

.bg-orb,
.bg-grid{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-2;
}

.bg-orb{
  filter:blur(90px);
  opacity:.32;
}

.orb-1{
  width:34rem;
  height:34rem;
  left:-10rem;
  top:-8rem;
  background:radial-gradient(circle, rgba(79,140,255,0.65), transparent 62%);
  animation:floatOrb 15s ease-in-out infinite alternate;
}

.orb-2{
  width:30rem;
  height:30rem;
  right:-8rem;
  top:8rem;
  background:radial-gradient(circle, rgba(155,140,255,0.55), transparent 62%);
  animation:floatOrb 18s ease-in-out infinite alternate-reverse;
}

.bg-grid{
  z-index:-3;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at center, black 40%, transparent 85%);
  opacity:.5;
}

@keyframes floatOrb{
  from{transform:translate3d(0,0,0) scale(1);}
  to{transform:translate3d(40px,-24px,0) scale(1.1);}
}

.container{
  width:min(var(--max), calc(100% - 40px));
  margin:auto;
}

/* HEADER */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  backdrop-filter:blur(18px);
  background:rgba(5,8,22,0.55);
  border-bottom:1px solid rgba(255,255,255,0.08);
}

.header-inner{
  min-height:82px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
}

.logo-wrap{
  display:flex;
  align-items:center;
  gap:12px;
}

.logo-mark{
  width:44px;
  height:44px;
  border-radius:14px;
  background:
    linear-gradient(135deg, rgba(110,231,255,0.2), rgba(79,140,255,0.18)),
    rgba(255,255,255,0.04);
  border:1px solid rgba(110,231,255,0.25);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,0.04), 0 10px 30px rgba(79,140,255,0.18);
  position:relative;
}

.logo-mark::before,
.logo-mark::after{
  content:"";
  position:absolute;
  border-radius:999px;
  background:linear-gradient(90deg, var(--primary), #ffffff);
}

.logo-mark::before{
  width:8px;
  height:22px;
  left:12px;
  top:10px;
}

.logo-mark::after{
  width:18px;
  height:8px;
  left:12px;
  top:24px;
}

.logo-text{
  font-size:.95rem;
  font-weight:800;
  letter-spacing:.22em;
  text-transform:uppercase;
}

.nav{
  display:flex;
  gap:22px;
  align-items:center;
}

.nav a{
  color:var(--muted);
  font-size:.95rem;
  position:relative;
  transition:color .25s ease;
}

.nav a:hover,
.nav a.active{
  color:var(--text);
}

.nav a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-10px;
  width:100%;
  height:2px;
  background:linear-gradient(90deg, var(--primary), var(--accent));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}

.nav a:hover::after,
.nav a.active::after{
  transform:scaleX(1);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 20px;
  border-radius:999px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  color:#06111d;
  font-weight:800;
  box-shadow:0 14px 36px rgba(79,140,255,0.28);
  transition:transform .25s ease, box-shadow .25s ease, filter .25s ease;
}

.btn:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 42px rgba(79,140,255,0.34);
  filter:brightness(1.05);
}

/* HERO */
.hero{
  position:relative;
  padding:140px 0 90px;
}

.hero .container{
  position:relative;
}

.hero::before{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:240px;
  background:linear-gradient(180deg, transparent, rgba(255,255,255,0.02));
  pointer-events:none;
}

.hero h1{
  font-size:clamp(3rem, 7vw, 6.2rem);
  line-height:.94;
  letter-spacing:-.055em;
  margin:0 0 24px;
  max-width:13ch;
  background:linear-gradient(90deg, #ffffff 0%, #daf0ff 30%, #9adfff 62%, #d8d0ff 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero p{
  max-width:900px;
  margin:0;
  color:var(--muted);
  font-size:1.08rem;
  line-height:1.9;
  background:rgba(255,255,255,0.03);
  border:1px solid rgba(255,255,255,0.07);
  padding:24px;
  border-radius:var(--radius);
  backdrop-filter:blur(12px);
  box-shadow:var(--glow);
}

/* MAIN SECTION */
.section{
  padding:34px 0 28px;
  position:relative;
}

.section .container > h1,
.section .container > h2{
  font-size:clamp(2rem, 4vw, 3.4rem);
  line-height:1.02;
  letter-spacing:-.045em;
  margin:0 0 24px;
}

.section .container > h1{
  margin-bottom:26px;
}

.section .container > p{
  color:var(--muted);
  line-height:1.85;
}

.card{
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.035));
  border:1px solid rgba(255,255,255,0.08);
  padding:28px;
  margin:18px 0;
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  box-shadow:0 20px 50px rgba(0,0,0,0.22);
  transition:transform .35s ease, border-color .35s ease, box-shadow .35s ease, background .35s ease;
}

.card::before{
  content:"";
  position:absolute;
  width:220px;
  height:220px;
  border-radius:50%;
  right:-80px;
  top:-80px;
  background:radial-gradient(circle, rgba(110,231,255,0.12), transparent 70%);
  pointer-events:none;
}

.card:hover{
  transform:translateY(-8px);
  border-color:rgba(110,231,255,0.22);
  box-shadow:0 24px 60px rgba(0,0,0,0.28), 0 0 0 1px rgba(110,231,255,0.08) inset;
}

.card h2,
.card h3{
  font-size:1.35rem;
  line-height:1.25;
  margin:0 0 14px;
  letter-spacing:-.03em;
}

.card p{
  margin:0 0 14px;
  color:var(--muted);
  line-height:1.9;
}

.card p:last-child{
  margin-bottom:0;
}

/* visual dividers */
.section + .section{
  border-top:1px solid rgba(255,255,255,0.04);
}

/* FOOTER */
.site-footer{
  margin-top:40px;
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(0,0,0,0.22));
  border-top:1px solid rgba(255,255,255,0.08);
  padding:54px 0 26px;
}

.footer-inner{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:24px;
}

.footer-left h3{
  margin:0 0 14px;
  font-size:1.15rem;
  letter-spacing:.16em;
  text-transform:uppercase;
}

.footer-left p,
.footer-right p{
  color:var(--muted);
  line-height:1.85;
  margin:0 0 10px;
}

.footer-bottom{
  text-align:center;
  margin-top:28px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,0.07);
  color:var(--muted);
  font-size:.94rem;
}

/* reveal animation classes */
.reveal{
  opacity:0;
  transform:translateY(28px) scale(.985);
  transition:
    opacity .9s ease,
    transform .9s cubic-bezier(.2,.8,.2,1);
}

.reveal.in-view{
  opacity:1;
  transform:translateY(0) scale(1);
}

/* premium hover glow on headings */
h1, h2, h3{
  text-wrap:balance;
}

/* responsive */
@media (max-width: 980px){
  .header-inner{
    min-height:74px;
  }

  .nav{
    display:none;
  }

  .footer-inner{
    grid-template-columns:1fr;
  }

  .hero{
    padding:120px 0 72px;
  }

  .hero h1{
    max-width:100%;
  }
}

@media (max-width: 640px){
  .container{
    width:min(var(--max), calc(100% - 24px));
  }

  .hero p,
  .card{
    padding:20px;
  }

  .btn{
    padding:11px 16px;
    font-size:.92rem;
  }

  .logo-text{
    font-size:.85rem;
    letter-spacing:.18em;
  }
}