:root { --main: hsl(254 55% 40%); --light: hsl(254 40% 96%); }
* { box-sizing: border-box; }
body { margin: 0; font-family: Georgia, serif; color: #222; background: var(--light); line-height: 1.6; }
header { background: var(--main); color: #fff; padding: 1rem 2rem; display: flex;
         flex-wrap: wrap; justify-content: space-between; align-items: center; }
header a { color: #fff; text-decoration: none; margin-left: 1.2rem; }
header .logo { font-weight: bold; font-size: 1.3rem; margin: 0; }
main { max-width: 860px; margin: 2rem auto; padding: 0 1.5rem; }
h1, h2 { color: var(--main); }
.card { background: #fff; border-radius: 8px; padding: 1rem 1.5rem; margin: 1rem 0;
        box-shadow: 0 1px 4px rgba(0,0,0,.08); }
footer { text-align: center; padding: 2rem; color: #777; font-size: .9rem; }