* {
    margin: 0;
    padding: 0;
    box-sizing: border-box; 
    font-family: nssans-regular, sans-serif;
}


:root {
    
    color-scheme: light dark;

    --ns-yellow: #FFC710;
    --ns-blue: #003082;

    
    --main-background-clr: light-dark(#E6E6E9, #1A1A1C);
    --header-background: light-dark(#FFC710, #252528); 
    --heading-color: light-dark(#003082, #FFC710);
    --card-bg: light-dark(#FFFFFF, #28282A);
    --text-clr: light-dark(#003082, #E3E4E7);
    --text-clr-date: light-dark(var(--ns-blue), var(--ns-yellow))
}


body {
    background-color: var(--main-background-clr);
    color: var(--text-clr);
    transition: background-color 0.3s ease; 
}

header {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2em 1em;
    background-color: var(--header-background);
    border-bottom: 4px solid var(--ns-blue);
    width: 100%;
    box-sizing: border-box;
}

@font-face {
    font-family: nssans-regular;
    src: url(/fonts/nssans-regular.woff2);
}

@font-face {
    font-family: nssans-bold;
    src: url(/fonts/nssans-bold.woff2);
}



h1 {
    color: var(--heading-color);
    font-family: nssans-bold, sans-serif;
    margin-top: 0.5em;
}

.school-badge {
    background: var(--ns-blue);
    color: white;
    padding: 0.25em 1em;
    border-radius: 16px;
    font-size: 0.9em;
    font-weight: bold;
    text-transform: uppercase;
}

/* Formulier Layout */
main {
    max-width: 800px; 
    margin: 2em auto; 
    padding: 0 1em;
}

.intro-text {
    font-family: nssans-bold, sans-serif;
    font-size: 1.2em;
    margin-bottom: 1em;
}


.card {
    background: var(--card-background);
    border: none;
    border-radius: 8px;
    padding: 2em;
    margin-bottom: 2em;
    box-shadow: 0 2px 8px rgba(0, 48, 130, 0.1); /* Subtiele blauwe schaduw */
}

legend {
    font-family: nssans-bold, sans-serif;
    font-size: 1.2em;
    color: var(--heading-color);
    margin-bottom: 1em;
    padding: 0;
}

.sub-vraag {
    border: none;
    margin-bottom: 1.5em;
    padding: 0;
}

.sub-vraag legend {
    font-size: 1em;
    margin-bottom: 0.5em;
}


label {
    display: block;
    font-weight: bold;
    margin-bottom: 1em;
}

input[type="text"],
input[type="number"],
input[type="date"] {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 8px;
    border: 2px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
    color: var(--text-clr-date);
    transition: border-color 0.2s;
}


input[type="text"]:focus,
input[type="number"]:focus,
input[type="date"]:focus {
    outline: none;
    border-color: var(--ns-yellow);
    box-shadow: 0 0 0 2px var(--ns-yellow);
}


.radio-label {
    font-weight: normal;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0.5em;
    cursor: pointer;
}

input[type="radio"] {
    transform: scale(1.2); 
    accent-color: var(--ns-blue); 
}

fieldset.extra-stap {
    display: none;
    margin: 1em 0 0 0;
    padding: 1em;
    border-left: 4px solid var(--ns-yellow);
}

fieldset:has(input[value="ja"]:checked) + fieldset.extra-stap {
    display: block;
}