:root {
  --bg: #0d1117;
  --accent: #00ffff;
  --text: #e0e0e0;
  --highlight: #7b61ff;
}

body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 2rem 1rem;
  background: linear-gradient(90deg, var(--highlight), var(--accent));
  color: #fff;
}

#hero {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 70vh;
  background: radial-gradient(circle at center, #1b1b1b, #0d0d0d);
  text-align: center;
}

.hero-text h2 {
  font-size: 2rem;
  color: var(--accent);
}

.btn {
  background: var(--accent);
  color: #000;
  padding: 0.7rem 1.2rem;
  border-radius: 5px;
  text-decoration: none;
  display: inline-block;
  margin-top: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
}

.card {
  background: #151515;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(0,0,0,0.6);
  transition: transform 0.2s ease-in-out;
}

.card:hover {
  transform: scale(1.03);
}

.card img {
  width: 100%;
  display: block;
}

form {
  display: flex;
  flex-direction: column;
  width: 90%;
  max-width: 500px;
  margin: 1rem auto;
}

form input, form textarea {
  margin-bottom: 0.8rem;
  padding: 0.8rem;
  border: none;
  border-radius: 5px;
}

form button {
  background: var(--highlight);
  color: #fff;
  border: none;
  padding: 0.8rem;
  cursor: pointer;
  border-radius: 5px;
}

footer {
  text-align: center;
  padding: 1rem;
  border-top: 1px solid #222;
  color: #aaa;
}