:root {
    --primary-color: #0d6efd;
    --primary-light: #e3f2fd;
    --secondary-color: #f5f5f5;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --store-color: #9c27b0;
    --shelf-color: #3f51b5;
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    padding-bottom: 20px;
}

.app-header {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 10px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-logo {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
}

.app-logo i {
    font-size: 1.3rem;
}

.current-store {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.current-shelf {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.app-content {
    padding-top: 20px;
}

.form-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow-color);
    overflow: hidden;
    max-width: 600px;
    margin: 20px auto;
}

.form-header {
    background-color: var(--primary-color);
    color: white;
    padding: 20px;
    text-align: center;
}

.form-header h2 {
    font-weight: 600;
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.store-shelf-info {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 15px 0;
}

.store-badge {
    background-color: var(--store-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 500;
}

.shelf-badge {
    background-color: var(--shelf-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 500;
}

.form-header p {
    margin-bottom: 0;
    opacity: 0.9;
}

.form-body {
    padding: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.form-group label {
    font-weight: 500;
    margin-bottom: 6px;
    display: block;
}

.input-hint {
    font-size: 0.85rem;
    color: #666;
    margin-top: 2px;
    margin-bottom: 6px;
}

.form-control {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 1rem;
    width: 100%;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.15);
}

.btn {
    border-radius: 8px;
    padding: 12px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background-color: #1976d2;
    border-color: #1976d2;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline-secondary {
    border-color: var(--border-color);
}

.btn-outline-secondary:hover {
    background-color: var(--secondary-color);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-light);
}

.form-footer {
    padding: 0 25px 25px;
}

/* 货架搜索和选择样式 */
.shelf-selector {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    max-height: 300px;
    overflow-y: auto;
    padding: 10px;
}

.shelf-options {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.shelf-option {
    flex: 0 0 calc(33.333% - 10px);
    padding: 12px 5px;
    background: white;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.shelf-option:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.shelf-option.selected {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 当前货架显示区域 */
.current-shelf-display {
    background-color: var(--primary-light);
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    text-align: center;
}

.current-shelf-display .current-shelf-badge {
    background-color: var(--success-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 500;
}

/* 文件上传区域 */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
    margin-bottom: 20px;
}

.file-upload-area:hover, .file-upload-area.dragover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.file-upload-label {
    cursor: pointer;
    display: block;
}

.file-upload-label i {
    color: var(--primary-color);
}

.file-name {
    margin-top: 10px;
    font-weight: 500;
    color: var(--primary-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .form-container {
        margin: 10px;
        border-radius: 10px;
    }

    .form-body, .form-footer {
        padding: 20px;
    }

    .shelf-option {
        flex: 0 0 calc(50% - 10px);
    }

    .form-row {
        /*flex-direction: column;*/
        /*gap: 15px;*/
        margin-bottom: 20px;
    }

    .form-header h2 {
        font-size: 1.3rem;
    }

    .store-shelf-info {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .shelf-option {
        flex: 0 0 100%;
    }

    .form-header {
        padding: 15px;
    }

    .file-upload-area {
        padding: 20px 10px;
    }

    .app-header .app-actions {
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .current-store, .current-shelf {
        margin-bottom: 5px;
    }

#product-results {
    top: 100%;
    left: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border: 1px solid #e0e0e0;
    border-radius: 0 0 8px 8px;
    background: white;
}

#product-results .list-group-item {
    border: none;
    border-bottom: 1px solid #f5f5f5;
    padding: 10px 15px;
    cursor: pointer;
    transition: background 0.2s;
}

#product-results .list-group-item:last-child {
    border-bottom: none;
}

#product-results .list-group-item:hover {
    background-color: #f0f8ff;
}

#product-results .list-group-item .fw-bold {
    color: #0d6efd;
}

#product-results .list-group-item .small {
    color: #666;
    font-size: 0.85rem;
}

/* 未找到提示样式 */
#product-results .text-muted {
    color: #999 !important;
    font-style: italic;
}

/* 结果计数徽章 */
.input-hint .badge {
    font-size: 0.85rem;
    padding: 3px 8px;
    border-radius: 10px;
    vertical-align: middle;
}
}