/* ============================
   Basis stijlen en kleuren
   ============================ */
:root {
  --primary:   #007bff;
  --primary-light: #66b2ff; /* lichtere variant */
  --secondary: #6c757d;
  --success:   #28a745;
  --danger:    #dc3545;
  --warning:   #ffc107;
  --info:      #17a2b8;
  --light:     #f8f9fa;
  --dark:      #343a40;
}

body {
  font-family: Arial, sans-serif;
  margin: 20px;
  background-color: #fafafa;
}

h1, h2, h3 {
  color: #222;
}

/* Navigatie algemeen */
nav {
  margin-bottom: 20px;
  padding: 10px;
  background-color: #f0f0f0;
  border-radius: 8px;
}
nav a {
  margin-right: 15px;
  text-decoration: none;
  color: #333;
  font-weight: bold;
}
nav a:hover {
  color: var(--primary);
}

/* Tabellen */
#nummers-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
}
#nummers-table th,
#nummers-table td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: left;
}
#nummers-table th {
  background-color: #f5f5f5;
}
#nummers-table tr:nth-child(even) {
  background-color: #fafafa;
}

/* Formulieren */
.form-errors {
  background-color: #ffe6e6;
  border: 1px solid #ff4d4d;
  padding: 8px;
  margin-bottom: 10px;
  border-radius: 4px;
  color: #cc0000;
}
.form-errors ul {
  margin: 0;
  padding-left: 20px;
}
.form-label { font-weight: bold; }

/* ====================================
   Consistente knoppen (buttons + links)
   ==================================== */

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 38px;              /* vaste hoogte */
  line-height: 1.2;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;

  border: none;
  border-radius: 0.25rem;
  box-sizing: border-box;
  cursor: pointer;

  text-decoration: none;         /* <a> zonder underline */
  color: #fff;                   /* standaard wit */
}

/* --- Kleurenvarianten --- */
.btn-secondary {
  background-color: var(--info);         /* lichtblauw */
}
.btn-secondary:hover {
  background-color: #138496;
}

.btn-warning {
  background-color: var(--success);      /* groen */
}
.btn-warning:hover {
  background-color: #218838;
}

.btn-danger {
  background-color: var(--danger);       /* rood */
}
.btn-danger:hover {
  background-color: #b02a37;
}

/* Optioneel: als je de "nummer toevoegen" knop wilt houden */
#add-nummer,
#add-nummer.btn {
  background-color: var(--primary);
}
#add-nummer:hover,
#add-nummer.btn:hover {
  background-color: #0b7dda;
}

/* --- Actieknoppen-groep --- */
.action-buttons {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.action-buttons form {
  margin: 0;
  padding: 0;
  display: inline;
}

.action-buttons form button {
  width: auto; /* geen full-width knoppen in formulieren */
}