:root {
  --bg: #0b0014;
  --card: #1a0033;
  --text: #ffffff;
  --accent: #ff2fd6;
  --accent2: #00f7ff;
}

body.light {
  --bg: #f6eaff;
  --card: #ffffff;
  --text: #12001f;
}

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

body {
  background: radial-gradient(circle at top, #1a0033, var(--bg));
  color: var(--text);
  font-family: 'Poppins', sans-serif;
}

header {
  padding: 50px 20px;
  text-align: center;
}

header h1 {
  font-family: 'Bangers', cursive;
  font-size: 3.5rem;
  letter-spacing: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 25px rgba(255,47,214,0.8);
}

header p {
  margin-top: 10px;
  opacity: 0.9;
}

nav {
  margin-top: 25px;
  display: flex;
  justify-content: center;
  gap: 25px;
}

nav a {
  font-family: 'Bangers', cursive;
  font-size: 1.2rem;
  text-decoration: none;
  color: var(--text);
  text-shadow: 0 0 8px rgba(0,247,255,0.7);
}

nav a:hover {
  color: var(--accent2);
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.card {
  background: linear-gradient(160deg, #22004d, #12001f);
  padding: 28px;
  border-radius: 20px;
  box-shadow:
    0 0 0 2px rgba(255,47,214,0.4),
    0 25px 60px rgba(0,0,0,0.6);
  transition: 0.25s;
}

.card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow:
    0 0 0 2px rgba(0,247,255,0.9),
    0 35px 70px rgba(0,0,0,0.7);
}

.card h2 {
  font-family: 'Bangers', cursive;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
}

.btn {
  display: inline-block;
  margin-top: 18px;
  margin-right: 10px;
  padding: 12px 22px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #000;
  border-radius: 16px;
  text-decoration: none;
  font-family: 'Bangers', cursive;
  font-size: 1.1rem;
  box-shadow: 0 0 25px rgba(255,47,214,0.8);
}

.btn:hover {
  transform: scale(1.08);
  box-shadow: 0 0 35px rgba(0,247,255,1);
}

footer {
  text-align: center;
  padding: 35px;
  opacity: 0.6;
}

.toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  border: none;
  padding: 16px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  box-shadow: 0 0 30px rgba(255,47,214,0.9);
}