/* 功能详情页面样式 */

.page-hero {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-align: center;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.page-hero p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
}

/* 功能详情区域 */
.feature-detail {
    padding: 6rem 0;
    background: var(--dark-bg);
}

.feature-detail.alternate {
    background: var(--darker-bg);
}

.detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-detail.alternate .detail-content {
    grid-template-columns: 1fr 1fr;
}

.detail-text {
    padding: 2rem 0;
}

.feature-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.detail-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.detail-text .lead {
    font-size: 1.2rem;
    color: var(--gray-text);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.feature-points {
    margin: 2rem 0;
}

.point {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.point i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.point h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--light-text);
}

.point p {
    color: var(--gray-text);
    line-height: 1.7;
}

.detail-visual {
    position: relative;
}

.visual-card {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s;
    background: rgba(15, 23, 42, 0.9);
    position: relative; /* 确保容器固定 */
}

.visual-card:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 70px rgba(37, 99, 235, 0.3);
}

/* 确保Canvas和图片固定在容器内 */
.visual-card canvas {
    display: block;
    width: 100%;
    height: auto;
}

.visual-card img {
    width: 100%;
    height: auto;
    display: block;
}

/* 统计数据行 */
.stats-row {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(148, 163, 184, 0.1);
}

.stat {
    flex: 1;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-text);
    font-size: 0.9rem;
}

/* 代码预览 */
.code-preview {
    background: var(--darker-bg);
    border-radius: 12px;
    overflow: hidden;
    margin-top: 2rem;
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.code-header {
    display: flex;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: rgba(30, 41, 59, 0.5);
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    font-size: 0.9rem;
    color: var(--gray-text);
}

.code-preview pre {
    padding: 1.5rem;
    margin: 0;
    overflow-x: auto;
}

.code-preview code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #e2e8f0;
}

/* 集成流程 */
.integration-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 2rem;
    padding: 2rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: 12px;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.step-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.9rem;
    color: var(--gray-text);
}

.flow-arrow {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0 1rem;
}

/* 风险控制卡片 */
.risk-controls {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.control-card {
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s;
}

.control-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.control-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}

.control-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.control-card p {
    color: var(--gray-text);
    line-height: 1.6;
}

/* 警告框 */
.alert-box {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(37, 99, 235, 0.1);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    margin-top: 2rem;
}

.alert-box i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.alert-box strong {
    color: var(--light-text);
}

.alert-box p {
    color: var(--gray-text);
    margin: 0;
}

/* CTA区域 */
.cta-section {
    padding: 6rem 0;
    background: var(--accent-gradient);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* 终端输出预览 */
.output-preview {
    background: #1e293b;
    border-radius: 12px;
    overflow: hidden;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: #0f172a;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #f59e0b; }
.terminal-dot.green { background: #10b981; }

.terminal-title {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--gray-text);
}

.terminal-body {
    padding: 1.5rem;
    font-size: 0.9rem;
    line-height: 1.8;
}

.terminal-line {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.prompt {
    color: #10b981;
    margin-right: 0.5rem;
    font-weight: bold;
}

.terminal-line.output {
    color: var(--gray-text);
}

.success {
    color: #10b981;
    margin-right: 0.5rem;
}

.label {
    color: var(--gray-text);
    margin-right: 0.5rem;
}

.value {
    color: var(--light-text);
    font-weight: 600;
}

.value.positive { color: #10b981; }
.value.negative { color: #ef4444; }

.cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--primary-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* 代码功能列表 */
.code-features {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(148, 163, 184, 0.1);
}

.code-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-text);
}

.code-feature-item i {
    color: #10b981;
    font-size: 1.2rem;
}

.code-copy {
    cursor: pointer;
    transition: all 0.3s;
}

.code-copy:hover {
    color: var(--primary-color);
}

/* 监控功能列表 */
.monitoring-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.monitoring-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s;
}

.monitoring-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.monitoring-icon {
    flex-shrink: 0;
}

.monitoring-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.monitoring-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--light-text);
}

.monitoring-content p {
    color: var(--gray-text);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 功能高亮框 */
.feature-highlight-box {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid #10b981;
    border-radius: 8px;
    margin-top: 2rem;
}

.feature-highlight-box i {
    font-size: 1.5rem;
    color: #10b981;
    margin-top: 0.25rem;
}

.feature-highlight-box strong {
    color: var(--light-text);
}

/* 数据来源网格 */
.data-sources {
    margin: 2rem 0;
}

.data-sources h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--light-text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.data-sources h4 i {
    color: var(--primary-color);
}

.source-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.source-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s;
}

.source-item:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.source-item i {
    color: #10b981;
    font-size: 1.2rem;
}

/* 因子库 */
.factor-library {
    margin: 2rem 0;
}

.factor-library h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--light-text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.factor-library h4 i {
    color: var(--primary-color);
}

.factor-categories {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.factor-cat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.3);
    transition: all 0.3s;
}

.factor-cat:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.factor-badge {
    font-size: 1rem;
    font-weight: 600;
    color: var(--light-text);
}

.factor-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

/* 成功指标区域 */
.success-metrics {
    padding: 6rem 0;
    background: var(--darker-bg);
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray-text);
    margin-bottom: 3rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.metric-card {
    padding: 2rem;
    background: rgba(30, 41, 59, 0.5);
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s;
}

.metric-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.3);
    border-color: var(--primary-color);
}

.metric-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: 50%;
}

.metric-icon i {
    font-size: 1.8rem;
}

.metric-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    display: inline-block;
}

.metric-unit {
    font-size: 1.5rem;
    color: var(--primary-color);
    display: inline-block;
    margin-left: 0.25rem;
}

.metric-label {
    margin-top: 0.5rem;
    color: var(--gray-text);
    font-size: 1rem;
}

/* CTA 按钮 */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* 响应式设计 */
@media (max-width: 968px) {
    .detail-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .feature-detail.alternate .detail-content {
        grid-template-columns: 1fr;
    }

    .feature-detail.alternate .detail-visual {
        order: -1;
    }

    .stats-row {
        flex-direction: column;
        gap: 1rem;
    }

    .integration-flow {
        flex-direction: column;
        gap: 1.5rem;
    }

    .flow-arrow {
        transform: rotate(90deg);
        margin: 0.5rem 0;
    }

    .risk-controls {
        grid-template-columns: 1fr;
    }

    .monitoring-features {
        grid-template-columns: 1fr;
    }

    .source-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .factor-categories {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-buttons {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .page-hero {
        padding: 120px 0 60px;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .page-hero p {
        font-size: 1.1rem;
    }

    .detail-text h2 {
        font-size: 2rem;
    }

    .detail-text .lead {
        font-size: 1.1rem;
    }

    .point {
        flex-direction: column;
        gap: 1rem;
    }

    .code-preview pre {
        font-size: 0.8rem;
    }

    .cta-section h2 {
        font-size: 2rem;
    }

    .cta-section p {
        font-size: 1.1rem;
    }

    .code-features {
        flex-direction: column;
        gap: 1rem;
    }

    .source-grid {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .metric-number {
        font-size: 2.5rem;
    }
}