/**
 * 图片水印样式
 */

/* 布局 */
.watermark-layout {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

/* 设置区域 */
.watermark-settings {
    width: 280px;
    flex-shrink: 0;
    background: var(--color-bg-secondary);
    border-radius: 16px;
    padding: 20px;
}

/* 设置区块 */
.setting-section {
    margin-bottom: 20px;
}

.setting-section.hidden {
    display: none;
}

.setting-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 10px;
}

/* 类型切换 */
.type-toggle {
    display: flex;
    gap: 8px;
}

.type-btn {
    flex: 1;
    padding: 10px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.type-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.type-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* 输入框 */
.setting-section input[type="text"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    background: var(--color-bg);
    margin-bottom: 16px;
}

.setting-section input[type="text"]:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* 滑块行 */
.slider-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.slider-row input[type="range"] {
    flex: 1;
    height: 4px;
    background: var(--color-bg);
    border-radius: 2px;
    appearance: none;
    cursor: pointer;
}

.slider-row input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
}

.slider-value {
    font-size: 13px;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-primary);
    min-width: 50px;
    text-align: right;
}

/* 颜色选择 */
.color-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.color-row input[type="color"] {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    padding: 2px;
}

.color-value {
    font-size: 13px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text-secondary);
}

/* 图片上传 */
.image-upload {
    padding: 20px;
    background: var(--color-bg);
    border: 1px dashed var(--color-border);
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
    margin-bottom: 16px;
    position: relative;
}

.image-upload:hover {
    border-color: var(--color-primary);
}

.upload-text {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.upload-clear {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border: none;
    background: var(--color-border);
    color: var(--color-text-secondary);
    border-radius: 50%;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.upload-clear:hover {
    background: #ef4444;
    color: white;
}

.upload-clear.hidden {
    display: none;
}

/* 位置网格 */
.position-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 16px;
}

.pos-btn {
    padding: 12px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 16px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.pos-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pos-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* 开关行 */
.toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.toggle-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.toggle-row label {
    font-size: 13px;
    color: var(--color-text-secondary);
    cursor: pointer;
}

/* 预览区域 */
.watermark-preview {
    flex: 1;
    background: var(--color-bg-secondary);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.preview-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.preview-actions {
    display: flex;
    gap: 8px;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 13px;
}

.preview-area {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-conic-gradient(#e5e7eb 0% 25%, white 0% 50%) 50% / 20px 20px;
    border-radius: 12px;
    min-height: 400px;
    overflow: auto;
    position: relative;
}

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    background: var(--color-bg-secondary);
    padding: 40px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.preview-placeholder:hover {
    background: var(--color-bg);
    transform: scale(1.02);
}

.preview-placeholder:hover .placeholder-text {
    color: var(--color-primary);
}

.preview-placeholder.hidden {
    display: none;
}

.placeholder-icon {
    font-size: 48px;
}

.placeholder-text {
    font-size: 14px;
    color: var(--color-text-light);
}

#preview-canvas {
    display: block;
    max-width: 100%;
    max-height: 100%;
}

#preview-canvas.hidden {
    display: none;
}

.btn-download.hidden {
    display: none;
}

.btn-icon {
    font-size: 16px;
}

/* 响应式 */
@media (max-width: 800px) {
    .watermark-layout {
        flex-direction: column;
    }

    .watermark-settings {
        width: 100%;
    }

    .preview-area {
        min-height: 300px;
    }
}