.png-tool {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    color: #1f2937;
}

.png-tool * {
    box-sizing: border-box;
}

.png-tool-header {
    margin-bottom: 30px;
}

.png-tool-header h2 {
    margin: 0 0 8px;
    font-size: 36px;
    line-height: 1.2;
}

.png-tool-header p {
    margin: 0;
    color: #6b7280;
    font-size: 17px;
}

.png-tool-layout {
    display: grid;
    grid-template-columns: minmax(380px, 520px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.png-tool-controls,
.png-tool-preview-panel {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.png-tool-controls {
    padding: 20px;
}

.png-tool-preview-panel {
    padding: 25px;
}

.png-tool-preview-panel h3 {
    margin-top: 0;
}

.tool-section {
    padding: 22px 0;
    border-bottom: 1px solid #e5e7eb;
}

.tool-section:first-child {
    padding-top: 0;
}

.tool-section:last-child {
    border-bottom: 0;
}

.tool-section h3 {
    margin: 0 0 14px;
    font-size: 17px;
}

.tool-section h3 span {
    font-weight: normal;
    color: #6b7280;
}

.two-column-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.png-tool-label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-weight: 600;
}

.png-tool input[type="text"],
.png-tool input[type="date"],
.png-tool input[type="number"],
.png-tool input[type="file"] {
    width: 100%;
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid #d1d5db;
    border-radius: 7px;
    background: #fff;
    font-size: 15px;
}

.generated-filename {
    margin-top: 10px;
    padding: 9px 12px;
    background: #eff6ff;
    border: 1px solid #dbeafe;
    border-radius: 6px;
    color: #1d4ed8;
    font-size: 14px;
}

.control-grid {
    display: grid;
    gap: 14px;
}

.control-grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.control-grid-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.number-control {
    text-align: center;
}

.number-control label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
}

.number-control-buttons {
    display: grid;
    grid-template-columns: 42px minmax(55px, 1fr) 42px;
    gap: 5px;
}

.number-control-buttons button {
    min-height: 42px;
    padding: 0;
    border: 1px solid #d1d5db;
    border-radius: 7px;
    background: #fff;
    cursor: pointer;
    font-size: 21px;
}

.number-control-buttons button:hover {
    background: #f3f4f6;
}

.number-control-buttons input {
    text-align: center;
}

.section-help {
    margin: 12px 0 0;
    color: #6b7280;
    font-size: 13px;
}

.preview-message {
    padding: 15px;
    margin-bottom: 18px;
    border: 1px solid #f5d882;
    background: #fffbeb;
    color: #6b5a19;
    border-radius: 7px;
    font-size: 14px;
}

.png-tool-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tool-button {
    min-height: 44px;
    padding: 10px 18px;
    border: 0;
    border-radius: 7px;
    color: #fff;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
}

.preview-button {
    background: #2563eb;
}

.transparent-button {
    background: #16a34a;
}

.zip-button {
    background: #7c3aed;
}

.tool-button:hover {
    filter: brightness(0.95);
}

.zip-help {
    margin: 12px 0 0;
    color: #6b7280;
    font-size: 13px;
}

.png-tool-info {
    margin: 10px 0 0;
    color: #6b7280;
    font-size: 13px;
}

.png-tool-canvas-wrap {
    width: 100%;
    overflow: auto;
    background: #f3f4f6;
    border-radius: 6px;
}

#pngCanvas {
    display: block;
    width: 100%;
    height: auto;

    /* Schaakbordpatroon: transparante delen zijn direct zichtbaar.
       Dit is alleen de achtergrond achter het canvas en wordt niet
       meegenomen in de uiteindelijke PNG of DSLRBooth ZIP. */
    background-color: #ffffff;
    background-image:
        linear-gradient(45deg, #d9d9d9 25%, transparent 25%),
        linear-gradient(-45deg, #d9d9d9 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #d9d9d9 75%),
        linear-gradient(-45deg, transparent 75%, #d9d9d9 75%);
    background-size: 24px 24px;
    background-position:
        0 0,
        0 12px,
        12px -12px,
        -12px 0;
}

.coordinates-table-wrap {
    overflow-x: auto;
}

.coordinates-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.coordinates-table th,
.coordinates-table td {
    padding: 7px 6px;
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
}

.coordinates-table th {
    font-weight: 600;
}

@media (max-width: 1000px) {
    .png-tool-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .two-column-fields,
    .control-grid-two,
    .control-grid-three {
        grid-template-columns: 1fr;
    }

    .png-tool-header h2 {
        font-size: 28px;
    }
}
/* Plus/min duidelijk leesbaar, ongeacht theme-styling */
.png-tool .number-control-buttons button,
.png-tool .number-control-buttons .minus-button,
.png-tool .number-control-buttons .plus-button {
    color: #000 !important;
    -webkit-text-fill-color: #000 !important;
    font-weight: 700;
}

/* Plus- en minknoppen altijd goed leesbaar, ook als het WordPress-thema buttonkleuren overschrijft. */
.png-tool .number-control-buttons button,
.png-tool .number-control-buttons button:hover,
.png-tool .number-control-buttons button:focus {
    color: #000 !important;
    -webkit-text-fill-color: #000;
}