* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body, html {
  height: 100%;
  font-family: 'Inter', sans-serif;
  background: #0f0f0f;
  color: #fff;
  overflow-x: hidden;
}
.navbar {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: rgba(15, 15, 15, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
}
.navbar .brand {
  font-size: 24px;
  font-weight: 900;
}
.navbar .brand span {
  color: #9efff9;
}
.navbar ul {
  list-style: none;
  display: flex;
  gap: 24px;
}
.navbar ul li a {
  color: #ccc;
  text-decoration: none;
  font-weight: 500;
  transition: 0.3s;
}
.navbar ul li a:hover {
  color: #fff;
}
.hero {
  position: relative;
  height: 100vh;
  background: radial-gradient(ellipse at bottom, #0f0f0f 0%, #000000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, rgba(58,0,128,0.3), rgba(0,212,255,0.2));
  filter: blur(100px);
  z-index: 0;
}
.container {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 20px;
}
h1 {
  font-size: 4rem;
  font-weight: 900;
  color: #ffffff;
  background: linear-gradient(90deg, #9efff9, #c78fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.tagline {
  margin-top: 20px;
  font-size: 1.2rem;
  color: #aaa;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}
.cta {
  margin-top: 40px;
}
.cta a {
  display: inline-block;
  padding: 14px 28px;
  margin: 0 12px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: 0.3s ease;
}
.cta a:first-child {
  background: #9efff9;
  color: #000;
}
.cta a.outline {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid #555;
}
.cta a:hover {
  transform: scale(1.05);
}