body { font-family: Arial, sans-serif; background: #181818; color: #f0f0f0; margin: 0; }
.container { max-width: 400px; margin: 60px auto; background: #232323; padding: 2em; border-radius: 10px; box-shadow: 0 2px 12px #0008; }
h1 { text-align: center; margin-bottom: 1em; }
form { display: flex; flex-direction: column; gap: 1em; }
input[type="file"] { color: #f0f0f0; }
button { background: #4caf50; color: #fff; border: none; padding: 0.7em; border-radius: 5px; cursor: pointer; font-size: 1em; }
button:hover { background: #388e3c; }
#status { margin-top: 1em; text-align: center; }
#downloadLink { display: block; margin: 1em auto 0; text-align: center; color: #4caf50; text-decoration: none; font-weight: bold; }