.sprite-layout {
    display: grid;
    grid-template-columns: 330px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.sprite-result {
    display: grid;
    gap: 20px;
    min-width: 0;
}

#sprite-export-dialog {
    margin: auto;
    width: min(520px, calc(100% - 32px));
    max-height: calc(100vh - 40px);
    overflow: auto;
    padding: 28px;
    background: var(--card-bg);
    color: var(--text);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    box-shadow: 0 24px 80px #0005;
}

#sprite-export-dialog::backdrop {
    background: #111b26a6;
}

#sprite-export-dialog h2 {
    font-size: 21px;
    margin-bottom: 14px;
}

#sprite-export-dialog p {
    margin-bottom: 14px;
    line-height: 1.6;
}

.sprite-export-choices {
    display: grid;
    gap: 10px;
    margin: 20px 0;
}

.sprite-list-header {
    flex-wrap: wrap;
}

#sprite-image-count {
    display: block;
    margin-top: 3px;
    font-variant-numeric: tabular-nums;
}

.sprite-upload {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    border: 1px dashed var(--card-border);
    border-radius: 8px;
    font-size: 14px;
}

#sprite-files {
    width: 100%;
    min-width: 0;
    border: 0;
    padding: 0;
    font-size: 13px;
}

.sprite-hint {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 400;
}

.sprite-actions,
.sprite-options {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.sprite-options label {
    font-size: 14px;
}

.sprite-options select,
.sprite-options input {
    min-height: 38px;
    padding: 8px;
    font: 14px var(--font-body);
    background-color: var(--bg-alt);
    color: var(--text);
    border: 1px solid var(--card-border);
    border-radius: 6px;
}

.sprite-options select {
    padding-right: 32px;
}

.sprite-options input {
    width: 65px;
}

body[data-tool="sprite_generator"] .secondary {
    background: var(--bg-alt);
    color: var(--text);
    border: 1px solid var(--card-border);
    padding: 7px 10px;
}

.sprite-preview {
    min-height: 250px;
    padding: 20px;
    overflow: auto;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    background: repeating-conic-gradient(#e2e5e7 0% 25%, #fff 0% 50%) 0 0 / 16px 16px;
}

#sprite-canvas {
    display: block;
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
    cursor: grab;
    touch-action: none;
}

#sprite-stage {
    position: relative;
    display: inline-block;
    max-width: 100%;
    vertical-align: top;
}

#sprite-selection,
#sprite-drop-target {
    position: absolute;
    pointer-events: none;
    border: 2px solid #256d51;
    box-shadow: 0 0 0 1px white;
    background: #256d5110;
}

#sprite-drop-target {
    border: 3px dashed #d56d13;
    background: #ffae342a;
}

#sprite-editor {
    display: grid;
    gap: 12px;
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
}

#sprite-editor strong {
    overflow-wrap: anywhere;
}

#sprite-editor label {
    font-size: 14px;
}

#sprite-editor input[type="checkbox"] {
    accent-color: var(--primary);
}

.sprite-item[data-selected="true"] {
    border-color: var(--primary);
    background: var(--bg);
}

body[data-tool="sprite_generator"] .sprite-pick {
    padding: 0;
    background: transparent;
    border: 0;
}

#sprite-empty {
    padding: 70px 10px;
    color: #556068;
    text-align: center;
    font-size: 14px;
}

#sprite-list {
    display: grid;
    gap: 12px;
    max-height: 620px;
    overflow: auto;
}

.sprite-item {
    display: grid;
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 8px 12px;
    align-items: center;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--card-border);
}

.sprite-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    background: #e2e5e7;
    border-radius: 4px;
}

.sprite-item-name {
    overflow-wrap: anywhere;
    font-size: 13px;
}

.sprite-item .sprite-actions {
    grid-column: 2;
}

.sprite-item button {
    min-height: 32px;
    font-size: 12px;
}

#sprite-code,
#sprite-json-code,
#sprite-engine-code {
    width: 100%;
    min-height: 220px;
    padding: 14px;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    resize: vertical;
    font: 14px/1.65 var(--font-mono);
}

body[data-tool="sprite_generator"] [hidden] {
    display: none;
}

@media (max-width: 1050px) {
    .sprite-layout {
        grid-template-columns: 1fr;
    }
}