/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

/* BACKGROUND */
body {
  background: radial-gradient(circle at top, #0f172a, #020617);
  color: #fff;
}

/* CONTAINER */
.container {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}

/* NAVBAR */
.navbar {
  display: flex;
  justify-content: space-between;
  padding: 20px 40px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
}

.navbar a {
  color: #aaa;
  margin-left: 20px;
  text-decoration: none;
}

.navbar a:hover {
  color: #22c55e;
}

/* HERO */
.hero {
  text-align: center;
  padding: 80px 20px;
}

.hero h1 {
  font-size: 48px;
  background: linear-gradient(90deg, #22c55e, #4ade80);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: #aaa;
  margin-top: 10px;
}

/* BUTTON */
.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 20px;
  background: #22c55e;
  color: #000;
  border-radius: 10px;
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover {
  transform: scale(1.05);
}

/* CARD */
.card {
  background: rgba(255,255,255,0.05);
  padding: 20px;
  border-radius: 20px;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* GRID */
.grid {
  display: grid;
  gap: 20px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px;
  color: #666;
}