:root {
    color-scheme: light dark;
    font-family: ui-sans-serif, system-ui, sans-serif;
    background: #f5f7fb;
    color: #182033;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
}

main {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 2rem;
}

.welcome-card {
    width: min(100%, 30rem);
    padding: 3rem;
    border: 1px solid #d9dfeb;
    border-radius: 1rem;
    background: #fff;
    box-shadow: 0 1rem 3rem rgb(24 32 51 / 10%);
}

.eyebrow {
    margin: 0 0 0.5rem;
    color: #53617a;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-size: clamp(2.5rem, 8vw, 4rem);
}

.login-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    background: #2458d3;
    color: #fff;
    font-weight: 600;
    text-decoration: none;
}

.login-link:focus-visible,
.login-link:hover {
    background: #1944ad;
}

@media (prefers-color-scheme: dark) {
    :root {
        background: #0e1320;
        color: #eef2fa;
    }

    .welcome-card {
        border-color: #303b52;
        background: #182033;
    }

    .eyebrow {
        color: #aeb9cf;
    }
}