.splicer-options-section {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.splicer-options-group {
    margin-bottom: 15px;
}
.splicer-options-group:last-child {
    margin-bottom: 0;
}
.splicer-options-group-title {
    font-size: 13px;
    color: #666;
    margin-bottom: 10px;
    font-weight: 500;
}

/* 模式选择器 */
.splicer-mode-selector {
    display: flex;
    gap: 10px;
}
.splicer-mode-btn {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    background: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    font-size: 14px;
}
.splicer-mode-btn:hover {
    border-color: #2196F3;
    background: #e3f2fd;
}
.splicer-mode-btn.active {
    border-color: #2196F3;
    background: #2196F3;
    color: white;
}
.splicer-mode-btn i {
    font-size: 24px;
}

/* 网格设置 */
.splicer-grid-settings {
    display: none;
    margin-top: 12px;
    padding: 12px;
    background: white;
    border-radius: 8px;
    border: 1px dashed #ddd;
}
.splicer-grid-settings.show {
    display: flex;
    gap: 20px;
    align-items: center;
}
.splicer-grid-settings .splicer-grid-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
}
.splicer-grid-settings label {
    font-size: 14px;
    color: #666;
}
.splicer-grid-settings input[type="number"] {
    width: 60px;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
}

/* 参数网格 */
.splicer-params-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}
.splicer-param-item {
    background: white;
    padding: 12px 15px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.splicer-param-item label {
    font-size: 13px;
    color: #666;
    display: flex;
    align-items: center;
    gap: 5px;
}
.splicer-param-item label i {
    font-size: 16px;
    color: #2196F3;
}
.splicer-param-item .splicer-param-control {
    display: flex;
    align-items: center;
    gap: 10px;
}
.splicer-param-item input[type="range"] {
    flex: 1;
    height: 6px;
    accent-color: #2196F3;
}
.splicer-param-item input[type="color"] {
    width: 100%;
    height: 36px;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
}
.splicer-param-value {
    font-size: 14px;
    color: #2196F3;
    font-weight: 500;
    min-width: 45px;
    text-align: right;
}

/* 图片预览弹窗 */
.splicer-image-preview-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: 20px;
}
.splicer-image-preview-modal {
    background: white;
    border-radius: 12px;
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: splicerImagePreviewFadeIn 0.3s ease-out;
}
@keyframes splicerImagePreviewFadeIn {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}
.splicer-image-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: #2980b9;
    color: white;
}
.splicer-image-preview-title {
    font-size: 1.2rem;
    font-weight: 600;
}
.splicer-image-preview-info {
    font-size: 14px;
    opacity: 0.9;
    margin-left: 15px;
}
.splicer-image-preview-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.3s;
}
.splicer-image-preview-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}
.splicer-image-preview-content {
    display: flex;
    flex: 1;
    overflow: auto;
    background: #f5f5f5;
    justify-content: center;
    align-items: center;
    padding: 20px;
}
.splicer-image-preview-content img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.splicer-image-preview-controls {
    display: flex;
    gap: 10px;
    padding: 15px;
    justify-content: center;
    background: white;
    border-top: 1px solid #eee;
}
.splicer-image-preview-btn {
    padding: 10px 20px;
    border-radius: 5px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    font-size: 14px;
}
.splicer-image-preview-download-btn {
    background-color: #2ecc71;
    color: white;
}
.splicer-image-preview-download-btn:hover {
    background-color: #27ae60;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .splicer-params-grid {grid-template-columns: 1fr;}
    .splicer-grid-settings {flex-direction: column;align-items: flex-start;}
    .splicer-mode-btn {padding: 10px 12px;}
    .splicer-mode-btn i {font-size: 20px;}
    .splicer-mode-btn span {font-size: 12px;}
}