/**
 * 拼豆樣板生成器 - 童趣風格頁面樣式
 */

/* Canvas 容器 */
#patternCanvasContainer {
    display: inline-block;
    position: relative;
    max-width: 100%;
    overflow: auto;
}

#patternCanvas,
#previewImage,
#originalPhoto {
    image-rendering: pixelated;
    border: 2px solid var(--candy-pink-light);
    border-radius: var(--radius-md);
    background-color: #fff;
    box-shadow: 0 4px 16px rgba(180, 160, 210, 0.12);
}

/* 原始照片不使用 pixelated 渲染（保持原圖清晰度） */
#originalPhoto {
    image-rendering: auto;
}

/* 按住切換按鈕：查看原始照片 */
.btn-toggle-view {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #ff9a9e 0%, #fad0c4 100%);
    border: 2px solid #ffb3b8;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(255, 154, 158, 0.35);
    transition: all 0.2s ease;
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
}

.btn-toggle-view:hover {
    transform: translateX(-50%) translateY(-1px);
    box-shadow: 0 6px 18px rgba(255, 154, 158, 0.45);
    background: linear-gradient(135deg, #ffb3b8 0%, #fde2d8 100%);
}

.btn-toggle-view:active {
    transform: translateX(-50%) translateY(1px);
    box-shadow: 0 2px 6px rgba(255, 154, 158, 0.3);
}

/* 手機端調整 */
@media (max-width: 576px) {
    .btn-toggle-view {
        padding: 8px 18px;
        font-size: 0.8rem;
        bottom: 8px;
    }
}

/* 文字疊加層 */
.pattern-text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    text-align: center;
    font-weight: bold;
    pointer-events: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 色號列表 */
#colorList {
    max-height: 300px;
    overflow-y: auto;
}

#colorList .color-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 2px solid var(--soft-lavender);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    background: #fff;
    transition: transform 0.15s ease;
}

#colorList .color-chip:hover {
    transform: scale(1.08);
}

#colorList .color-chip .swatch {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--soft-lavender);
    display: inline-block;
    flex-shrink: 0;
}

/* 預覽佔位提示 */
#previewPlaceholder {
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 上傳按鈕 spinner */
#uploadSpinner {
    margin-right: 6px;
}

/* ==========================================
   編輯器 Canvas
   ========================================== */
#patternEditorContainer {
    display: inline-block;
    position: relative;
    max-width: 100%;
    overflow: auto;
}

#editorCanvas {
    image-rendering: pixelated;
    border: 2px solid var(--candy-pink-light);
    border-radius: var(--radius-md);
    background-color: #fff;
    box-shadow: 0 4px 16px rgba(180, 160, 210, 0.12);
}