/* --- Algemene Styling --- */
body {
    font-family: Arial, sans-serif;
    background-color: #e0f2f7;
    margin: 0;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

header {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    background-color: #f0faff;
    border-bottom: 2px solid #b3e0ff;
    flex-shrink: 0;
}

h1 {
    color: #004080;
    font-size: 2em;
    text-align: center;
    flex-grow: 1;
    margin: 0;
}

button {
    background-color: #004080;
    color: white;
    border: none;
    padding: 10px 15px;
    font-size: 1em;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: #0056b3;
}

button:disabled {
    background-color: #a9a9a9;
    cursor: not-allowed;
}

/* --- Hoofd layout --- */
#main-content {
    display: flex;
    flex-grow: 1;
    gap: 15px;
    padding: 15px;
    overflow: hidden;
}

#left-panel {
    flex-basis: 400px;
    flex-shrink: 0;
    overflow-y: auto;
    background-color: #f0faff;
    border: 1px solid #b3e0ff;
    border-radius: 8px;
    padding: 15px;
}

#center-panel {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 0;
}

#right-panel-buttons {
    flex-basis: 240px;
    flex-shrink: 0;
    background-color: #f0faff;
    border: 1px solid #b3e0ff;
    border-radius: 8px;
    padding: 15px;
}

/* --- Canvas Styling --- */
#drawingCanvasContainer {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#drawingCanvas {
    max-width: 100%;
    max-height: 100%;
    height: auto;
    border: 1px solid #333;
    background-color: white;
    cursor: crosshair; /* Standaard cursor voor tekenen */
}

/* --- Controls Styling --- */
.control-group {
    margin-bottom: 20px;
    border-bottom: 1px solid #d4eaf7;
    padding-bottom: 15px;
}
.control-group:last-child {
    border-bottom: none;
}

.control-group h3 {
    margin-top: 0;
    color: #004080;
}

.control-group label {
    display: block;
    margin-bottom: 5px;
}

.tool-setting {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}

select, input[type="number"] {
    padding: 5px;
    border-radius: 5px;
    border: 1px solid #aaddff;
}

/* --- Kleurenpalet --- */
#colorPalette {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(30px, 1fr));
    gap: 5px;
}

.color-box {
    width: 30px;
    height: 30px;
    border: 2px solid transparent;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.1s;
}

.color-box.selected {
    border-color: #004080;
    transform: scale(1.1);
}

/* --- Catalogus Modal Styling --- */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0; top: 0;
  width: 100%; height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.5);
}

.modal-content {
  background-color: #fefefe;
  margin: 10% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
  max-width: 600px;
  border-radius: 8px;
}

.close-button {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

#modal-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}
#modal-title {
    margin: 0;
    flex-grow: 1;
    text-align: center;
}
#backToThemesBtn {
    margin: 0;
}

.catalog-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

/* --- Werkblad Modal/Overlay Styling --- */
#werkblad-modal {
    display: none; /* Standaard verborgen */
    position: fixed; /* Blijft op zijn plek bij scrollen */
    z-index: 2000; /* Zorgt dat het boven alles staat */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6); /* Donkere achtergrond */
    justify-content: center;
    align-items: center;
    padding: 20px;
    box-sizing: border-box;
}

#werkblad-content {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    width: 100%;
    max-width: 800px;
    max-height: 95vh; /* Maximale hoogte */
    overflow-y: auto; /* Scrollen als de inhoud te hoog is */
    display: flex;
    flex-direction: column;
    align-items: center;
}

#werkblad-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

#werkblad-header h2 {
    margin: 0;
    color: #004080;
}

#sluit-werkblad-btn {
    font-size: 2em;
    font-weight: bold;
    line-height: 1;
    background: none;
    border: none;
    color: #555;
    padding: 0 10px;
}

#werkblad-canvas {
    max-width: 100%; /* Zorgt dat het canvas schaalt */
    height: auto;   /* Behoudt de aspect ratio */
    border: 1px solid #ccc;
}

#werkblad-knoppen {
    margin: 20px 0;
    display: flex;
    gap: 15px;
}

#werkblad-legend-container {
    width: 100%;
    margin-top: 15px;
    text-align: left;
    border-top: 2px solid #eee;
    padding-top: 15px;
}

/* --- AANGEPAST: Marge tussen knoppen rechterpaneel --- */
#right-panel-buttons .control-group button {
    width: 100%;
    margin-bottom: 10px;
}

#right-panel-buttons .control-group button:last-child {
    margin-bottom: 0;
}

/* --- AANGEPAST: Catalogus knop groen maken --- */
#catalogBtn {
    background-color: #28a745; /* Groen */
}

#catalogBtn:hover {
    background-color: #218838; /* Donkerder groen */
}

/* --- AANGEPAST: Styling voor de nieuwe catalogus knoppen met afbeeldingen --- */
.catalog-choice-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    background-color: #ffffff;
    border: 1px solid #d4eaf7;
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 150px; /* Vaste hoogte voor uniformiteit */
}

.catalog-choice-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0, 64, 128, 0.15);
}

.catalog-choice-button img {
    width: 100%;
    height: 100px; /* Vaste hoogte voor de afbeelding */
    object-fit: contain; /* Zorgt dat de afbeelding past zonder te vervormen */
    margin-bottom: 8px;
}

.catalog-choice-button span {
    font-size: 14px;
    color: #004080;
    font-weight: bold;
}

/* Aanpassing aan de grid-container voor een betere weergave */
#catalog-choices.catalog-view {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 15px;
}