/* Algemene instellingen */
* { box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f7fb;
    margin: 0;
    padding: 0;
    color: #333;
}
a { text-decoration: none; color: inherit; }

/* Header */
header {
    background-color: #1a73e8;
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
header h1 { margin:0; font-size:2rem; display:inline-block; vertical-align:middle; }
header img.logo { width:50px; vertical-align:middle; margin-right:15px; }

/* Navigatie */
nav { margin-top:15px; }
nav a {
    display:inline-block; margin:0 15px; padding:10px 20px;
    background-color: #ffffff33; color:white; font-weight:600; border-radius:6px;
    transition: background-color 0.3s;
}
nav a:hover { background-color:#ffffff55; }

/* Hoofdinhoud */
main { padding:30px 20px; max-width:1200px; margin:auto; }

/* Tabellen */
table { width:100%; border-collapse:collapse; margin-top:20px; box-shadow:0 4px 6px rgba(0,0,0,0.1); border-radius:8px; overflow:hidden; }
th, td { padding:15px; text-align:center; }
th { background-color:#1a73e8; color:white; font-size:1rem; }
tr:nth-child(even){ background-color:#f7f9fc; }
tr:hover { background-color:#e2e8f0; }

/* Statuslabels */
.promo { color:#0f9d58; font-weight:bold; background-color:#d9f2e6; padding:5px 10px; border-radius:5px; display:inline-block; }
.bijna { color:#db4437; font-weight:bold; background-color:#f8d7da; padding:5px 10px; border-radius:5px; display:inline-block; }

/* Formulieren en knoppen */
form { background:white; padding:25px; border-radius:10px; box-shadow:0 4px 6px rgba(0,0,0,0.1); max-width:600px; margin:30px auto; text-align:center; }
input[type="file"] { margin:15px 0; padding:10px; font-size:1rem; }
button { background:#1a73e8; color:white; padding:12px 25px; font-size:1rem; font-weight:600; border:none; border-radius:6px; cursor:pointer; transition:0.3s; }
button:hover { background:#155ab6; }

/* Responsief */
@media (max-width:768px){
    nav a{ display:block; margin:10px 0; }
    table, th, td{ font-size:0.9rem; }
    header h1{ font-size:1.5rem; }
}