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

/* Body */
body {
    background: linear-gradient(135deg, #000000, #111111);
    color: white;
    font-family: 'Segoe UI', sans-serif;
    min-height: 100vh; /* full height */
    display: flex;
    flex-direction: column;
}

/* Logo Top Left */
.logo-link {
    position: absolute;
    top: 20px;
    left: 20px;
}

.logo {
    width: 70px;
    height: auto;
}

/* Spacer so footer goes to bottom */
main {
    flex: 1;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    font-size: 14px;
    color: #777;
}