:root{
  --bg:#0b1020;
  --card:#121b33;
  --text:#e9f0ff;
  --muted:#9aa7c7;
  --accent:#ffb86b;
  --glow:rgba(255,184,107,.6);
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family: "Inter", system-ui, sans-serif;
  background: radial-gradient(circle at top, #1a245a, #060914);
  color:var(--text);
}

/* NAVBAR */
.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 28px;
  background:rgba(0,0,0,.4);
  backdrop-filter:blur(10px);
}

.navbar a{
  color:var(--muted);
  margin-left:20px;
  text-decoration:none;
  transition:.2s;
}

.navbar a:hover{
  color:var(--accent);
}

.logo{
  font-weight:800;
  font-size:20px;
}

/* HERO */
.hero{
  position:relative;
  text-align:center;
  padding:100px 20px;
  overflow:hidden;
}

.hero-bg{
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,184,107,.15), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(110,168,255,.15), transparent 40%);
  animation: float 8s infinite alternate;
  z-index:-1;
}

@keyframes float{
  from{transform:translateY(0)}
  to{transform:translateY(-20px)}
}

.hero h1{
  font-size:48px;
  line-height:1.1;
}

.hero p{
  margin:18px auto 34px;
  max-width:600px;
  color:var(--muted);
}

/* BUTTONS */
.hero-actions{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}

.btn{
  padding:14px 22px;
  border-radius:14px;
  text-decoration:none;
  font-weight:700;
  transition:.25s;
}

.glow{
  background:linear-gradient(135deg, var(--accent), #ffd27f);
  color:#000;
  box-shadow:0 0 25px var(--glow);
}

.glow:hover{
  transform:translateY(-2px);
  box-shadow:0 0 40px var(--glow);
}

.outline{
  border:1px solid var(--muted);
  color:var(--muted);
}

.outline:hover{
  border-color:var(--accent);
  color:var(--accent);
}

/* CARDS */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:26px;
  padding:40px 26px 80px;
  max-width:1100px;
  margin:auto;
}

.card{
  background:rgba(18,27,51,.7);
  backdrop-filter:blur(12px);
  border-radius:20px;
  padding:28px;
  text-align:center;
  transition:.3s;
}

.card:hover{
  transform:translateY(-10px);
  box-shadow:0 25px 50px rgba(0,0,0,.5);
}

.card h3{
  margin:12px 0 8px;
}

/* ABOUT */
.about{
  max-width:800px;
  margin:auto;
  padding:90px 24px;
  text-align:center;
}

.about-box{
  margin-top:30px;
  padding:22px;
  border-radius:18px;
  background:linear-gradient(135deg,#ffb86b33,#6ea8ff33);
}

/* FOOTER */
footer{
  text-align:center;
  padding:22px;
  color:var(--muted);
}