/* Basisopmaak contactformulier */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
    padding: 40px 16px;
}

.container {
    max-width: 540px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 1.75rem;
    margin-bottom: 24px;
    color: #222;
}

/* Meldingen */
.melding {
    padding: 14px 16px;
    border-radius: 6px;
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.melding.succes {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.melding.fout {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Formuliervelden */
.veld {
    margin-bottom: 20px;
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 6px;
    font-size: 0.95rem;
}

.verplicht {
    color: #c0392b;
}

.optioneel {
    font-weight: normal;
    font-size: 0.85rem;
    color: #777;
}

input[type="text"],
input[type="email"],
input[type="tel"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

/* Verzendknop */
button[type="submit"] {
    display: inline-block;
    width: 100%;
    padding: 12px;
    background-color: #3498db;
    color: #fff;
    font-size: 1rem;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 8px;
}

button[type="submit"]:hover {
    background-color: #2980b9;
}

button[type="submit"]:active {
    background-color: #2471a3;
}