body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #0f172a;
    color: white;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
    padding: 20px;
}

h1 {
    text-align: center;
    color: #38bdf8;
}

.card {
    background: #1e293b;
    padding: 20px;
    border-radius: 20px;
    margin-top: 20px;
}

input, select {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    margin-top: 10px;
    background: #334155;
    color: white;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 12px;
    margin-top: 15px;
    background: #38bdf8;
    color: black;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background: #0ea5e9;
}

.output {
    margin-top: 20px;
}

.lead {
    background: #334155;
    padding: 15px;
    border-radius: 15px;
    margin-top: 15px;
}

.status {
    color: #22c55e;
    font-weight: bold;
}