:root {
    color-scheme: light;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    color: #172b4d;
    background: #f3f5f8;
}

* { box-sizing: border-box; }

.login-page {
    min-height: 100vh;
    margin: 0;
    display: grid;
    place-items: center;
    padding: 1.25rem;
}

.login-card {
    width: 100%;
    max-width: 26rem;
    padding: clamp(1.5rem, 5vw, 2.5rem);
    border: 1px solid #dfe5ec;
    border-radius: .75rem;
    background: #fff;
    box-shadow: 0 .75rem 2rem #172b4d12;
}

.login-card h1 { margin: 0; color: #003b81; }
.login-card > p { margin-bottom: 2rem; }
.login-card form { display: grid; gap: .75rem; }
.login-card label { font-weight: 600; }

.login-card input {
    width: 100%;
    min-height: 2.75rem;
    padding: .65rem .75rem;
    border: 1px solid #8896a8;
    border-radius: .35rem;
    font: inherit;
    margin-bottom: .5rem;
}

.login-card button {
    min-height: 2.75rem;
    padding: .75rem;
    margin-top: .5rem;
    border: 0;
    border-radius: .35rem;
    font: inherit;
    font-weight: 600;
    background: #003b81;
    color: #fff;
    cursor: pointer;
}

.login-card button:hover { background: #002c61; }
.login-card :focus-visible { outline: 3px solid #3578cb; outline-offset: 3px; }
.login-card .field-error { color: #a31818; margin: 0 0 .5rem; }
.login-card input[aria-invalid="true"] { border-color: #a31818; }

.internal-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    padding: .75rem 1rem;
    background: #003b81;
    color: #fff;
}

.internal-header nav { display: flex; flex-wrap: wrap; gap: .75rem; }
.internal-header a { color: #fff; }
.internal-header form { margin: 0 0 0 auto; }
.internal-content { padding: 1rem; }