/**
 * 模式选择器样式
 * 支持 Single / Batch / Portfolio 三种模式的显式选择
 */

/* 模式选择器区域 */
.mode-selector-section {
    margin-bottom: 24px;
    padding: 20px;
    background: var(--bg-secondary, #f8f9fa);
    border-radius: 12px;
    border: 1px solid var(--border-color, #e8e8e8);
}

/* 首页 hero-section 中的模式选择器样式 */
.hero-section .mode-selector-section {
    max-width: none;
    margin: 0;
    padding: 16px;
    background: #f8fafc;
    backdrop-filter: none;
    border: 1px solid #e2e8f0;
    box-shadow: none;
}

.mode-selector-label {
    display: block;
    font-weight: 700;
    font-size: 12px;
    color: var(--text-secondary, #475569);
    margin-bottom: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* 模式选项容器 */
.mode-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* 单个模式选项 */
.mode-option {
    position: relative;
    display: grid;
    grid-template-columns: 44px 1fr;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e8e8e8);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.mode-option:hover {
    border-color: var(--primary-color, #4a90e2);
    transform: none;
    box-shadow: none;
    background: rgba(74, 144, 226, 0.04);
}

.mode-option.active {
    border-color: #93c5fd;
    background: #eff6ff;
    box-shadow: none;
}

.mode-option.active::after {
    content: '✓';
    position: absolute;
    top: 10px;
    right: 10px;
    width: 18px;
    height: 18px;
    background: var(--primary-color, #4a90e2);
    color: white;
    border-radius: 50%;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 模式选项图标 - 简洁数字/符号风格 */
.mode-icon-single,
.mode-icon-batch,
.mode-icon-portfolio {
    width: 44px;
    height: 44px;
    margin: 0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    transition: all 0.2s ease;
}

/* 单股票 - 蓝色 */
.mode-icon-single {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

/* 批量 - 绿色 */
.mode-icon-batch {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

/* 组合 - 紫色 */
.mode-icon-portfolio {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
    font-size: 22px;
}

/* 悬停效果 */
.mode-option:hover .mode-icon-single,
.mode-option:hover .mode-icon-batch,
.mode-option:hover .mode-icon-portfolio {
    transform: none;
    box-shadow: none;
}

/* 选中状态 */
.mode-option.active .mode-icon-single {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.mode-option.active .mode-icon-batch {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.mode-option.active .mode-icon-portfolio {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.3);
}

/* 模式选项标题 */
.mode-option-title {
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary, #333);
    margin-bottom: 2px;
}

/* 模式选项描述 */
.mode-option-desc {
    font-size: 12px;
    color: var(--text-secondary, #666);
    line-height: 1.4;
}

@media (max-width: 768px) {
    .mode-options {
        grid-template-columns: 1fr;
    }
}

/* 动态参数容器 */
#dynamic-params-container {
    margin-top: 24px;
}

/* 各模式参数区域 */
.mode-params {
    animation: fadeIn 0.3s ease;
}

.mode-params.hidden {
    display: none;
}

/* 参数网格 */
.params-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.param-item.full-width {
    grid-column: span 2;
}

.param-item label {
    display: block;
    font-weight: 500;
    font-size: 13px;
    color: var(--text-primary, #333);
    margin-bottom: 6px;
}

.param-item .param-hint {
    font-weight: normal;
    color: var(--text-tertiary, #999);
    font-size: 12px;
}

.param-item input,
.param-item select,
.param-item textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color, #d9d9d9);
    border-radius: 8px;
    font-size: 14px;
    background: var(--bg-primary, #fff);
    color: var(--text-primary, #333);
    transition: border-color 0.2s ease;
}

.param-item input:focus,
.param-item select:focus,
.param-item textarea:focus {
    outline: none;
    border-color: var(--primary-color, #4a90e2);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.param-item textarea {
    resize: vertical;
    font-family: inherit;
}

/* 隐藏参数 */
.param-item.hidden {
    display: none;
}

/* 选股器区域 */
.selector-section {
    margin-top: 20px;
    padding: 16px;
    background: var(--bg-secondary, #f8f9fa);
    border-radius: 8px;
    border: 1px dashed var(--border-color, #d9d9d9);
}

.selector-section .section-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.selector-section h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #333);
    margin: 0;
}

.selector-section .section-hint {
    font-size: 12px;
    color: var(--text-secondary, #666);
}

.selector-config {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* 动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式适配 */
@media (max-width: 768px) {
    .mode-options {
        grid-template-columns: 1fr;
    }
    
    .params-grid {
        grid-template-columns: 1fr;
    }
    
    .param-item.full-width {
        grid-column: span 1;
    }
    
    .selector-config {
        grid-template-columns: 1fr;
    }
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .mode-selector-section {
        background: var(--bg-secondary-dark, #1a1a2e);
        border-color: var(--border-color-dark, #333);
    }
    
    .mode-option {
        background: var(--bg-primary-dark, #16213e);
        border-color: var(--border-color-dark, #333);
    }
    
    .mode-option-title {
        color: var(--text-primary-dark, #eee);
    }
    
    .mode-option-desc {
        color: var(--text-secondary-dark, #aaa);
    }
    
    .selector-section {
        background: var(--bg-secondary-dark, #1a1a2e);
        border-color: var(--border-color-dark, #333);
    }
}