body {
    font-family: system-ui, sans-serif;
    margin: 0;
    background: #f5f5f5;
}

header {
    background: #1f4fd8;
    color: white;
    padding: 1rem;
    text-align: center;
}

main {
    padding: 1rem;
}

.card {
    background: white;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
}

.btn {
    background: #1f4fd8;
    color: white;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
}

.secondary {
    background: #555;
}

input, textarea, select {
    width: 100%;
    margin-bottom: 1rem;
    padding: 0.6rem;
}
.intro {
    max-width: 700px;
    margin: 1em auto 1.5em auto;
    padding: 0 1em;
    font-size: 0.95em;
    color: #333;
    text-align: center;
}
.logo {
    max-width: 80px;
    margin-bottom: 0.5em;
}