* { box-sizing: border-box; }
body { margin: 0; background: #0b0b1a; color: #e8e8ff; font-family: "Courier New", Courier, monospace; line-height: 1.6; }
header { background: #14143a; border-bottom: 4px solid #ff2fd0; padding: 1rem; text-align: center; }
h1, h2 { font-family: "Courier New", monospace; text-transform: uppercase; letter-spacing: 3px; color: #39ff14; text-shadow: 3px 3px 0 #ff2fd0; }
h1 { margin: .3rem 0; font-size: 2.4rem; }
nav a { color: #00e5ff; margin: 0 .8rem; text-decoration: none; font-weight: bold; }
nav a:hover { color: #ffe600; }
main { max-width: 900px; margin: 2rem auto; padding: 0 1rem; }
a { color: #00e5ff; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.card { background: #1a1a40; border: 3px solid #00e5ff; padding: 1rem; display: block; text-decoration: none; color: inherit; box-shadow: 6px 6px 0 #ff2fd0; transition: transform .1s; }
.card:hover { transform: translate(-3px, -3px); border-color: #ffe600; }
.card h3 { margin-top: 0; color: #ffe600; }
.btn { display: inline-block; background: #ff2fd0; color: #fff; padding: .6rem 1.2rem; text-decoration: none; font-weight: bold; border: 3px solid #fff; }
footer { text-align: center; padding: 2rem; color: #777; font-size: .9rem; }