/* ============================================
   技术创新页面样式
   ============================================ */

/* Hero区域 */
.tech-hero {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    min-height: 70vh;
    padding: 120px 5% 80px;
    overflow: hidden;
}

.tech-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.circuit-pattern {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
}

.energy-pattern {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 30% 30%, rgba(0, 212, 255, 0.05) 0%, transparent 30%),
        radial-gradient(circle at 70% 70%, rgba(0, 212, 255, 0.05) 0%, transparent 30%);
}

.data-pattern {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 60%),
        repeating-linear-gradient(45deg, rgba(0, 212, 255, 0.02) 0px, rgba(0, 212, 255, 0.02) 1px, transparent 1px, transparent 20px);
}

.tech-hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.tech-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.tech-title .highlight {
    background: linear-gradient(90deg, #ffffff 0%, var(--color-accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.tech-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.tech-nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.tech-nav-link:hover {
    color: var(--color-accent-primary);
}

.tech-nav .nav-separator {
    color: var(--color-border);
}

/* Hero右侧图形 */
.hero-visual-right {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 400px;
    position: relative;
    z-index: 1;
}

.robot-visual,
.energy-visual,
.digital-visual {
    width: 100%;
    max-width: 400px;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.2));
}

/* 通用区块样式 */
.tech-section {
    padding: 80px 5%;
}

.tech-section.alt-bg {
    background: #0F1419;
}

.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--color-text-primary);
}

/* 产品网格 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    padding: 32px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.product-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.product-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.product-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.product-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.product-features {
    list-style: none;
    padding: 0;
}

.product-features li {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
}

.product-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

/* 应用场景 */
.scenario-list {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.scenario-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.scenario-item.reverse {
    direction: rtl;
}

.scenario-item.reverse > * {
    direction: ltr;
}

.scenario-image {
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenario-placeholder {
    font-size: 6rem;
    opacity: 0.5;
}

.scenario-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.scenario-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.scenario-stats {
    display: flex;
    gap: 24px;
}

.scenario-stats .stat {
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    font-size: 0.8125rem;
    color: var(--color-accent-primary);
}

/* 技术优势 */
.tech-advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.advantage-card {
    padding: 32px 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    border-color: var(--color-accent-primary);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
}

.adv-svg {
    width: 100%;
    height: 100%;
}

.advantage-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* 技术参数表格 */
.specs-table-container {
    overflow-x: auto;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    background: #161B22;
    border-radius: 16px;
    overflow: hidden;
}

.specs-table th,
.specs-table td {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.specs-table th {
    background: rgba(0, 212, 255, 0.1);
    font-weight: 600;
    color: var(--color-text-primary);
}

.specs-table td {
    color: var(--color-text-secondary);
}

.specs-table tr:last-child td {
    border-bottom: none;
}

/* EMC模式介绍 */
.emc-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 64px;
    align-items: center;
}

.emc-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 24px;
}

.emc-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

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

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 12px;
}

.benefit-icon {
    font-size: 1.5rem;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.benefit-text {
    font-size: 0.9375rem;
    color: var(--color-text-primary);
}

.emc-stats {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.emc-stat-item {
    text-align: center;
    padding: 32px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 212, 255, 0.02));
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 16px;
}

.emc-stat-num {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.emc-stat-label {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-top: 8px;
}

/* 服务网格 */
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    padding: 32px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.service-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(0, 212, 255, 0.2);
    line-height: 1;
    margin-bottom: 16px;
}

.service-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
}

.service-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

/* 服务流程 */
.process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
}

.process-step {
    flex: 1;
    min-width: 150px;
    max-width: 180px;
    padding: 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.process-step:hover {
    border-color: var(--color-accent-primary);
}

.step-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.process-step h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    line-height: 1.5;
}

.process-arrow {
    font-size: 1.5rem;
    color: var(--color-accent-primary);
}

/* 应用领域 */
.application-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.application-card {
    padding: 32px 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.application-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.app-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.application-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.application-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* 案例卡片 */
.case-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.case-card {
    padding: 32px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.case-card:hover {
    border-color: var(--color-accent-primary);
}

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

.case-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.case-tag {
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--color-accent-primary);
}

.case-content p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.case-results {
    display: flex;
    gap: 48px;
}

.case-result {
    text-align: center;
}

.result-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent-primary);
}

.result-label {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

/* 数字化服务时间线 */
.service-timeline {
    display: flex;
    justify-content: space-between;
    gap: 24px;
}

.timeline-phase {
    flex: 1;
    text-align: center;
}

.phase-marker {
    display: inline-block;
    padding: 12px 24px;
    background: var(--color-accent-primary);
    border-radius: 24px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-bg);
    margin-bottom: 24px;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.phase-content {
    padding: 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
}

.phase-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.phase-content ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.phase-content li {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
}

.phase-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

/* 平台展示 */
.platform-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.platform-intro p {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.platform-modules {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.module-card {
    padding: 32px 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.module-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.module-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.module-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.module-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* 技术架构 */
.architecture-layers {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.arch-layer {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 12px;
}

.layer-title {
    width: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.layer-items {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex: 1;
}

.layer-item {
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

/* 数字化案例 */
.digital-case-list {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.digital-case {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    align-items: center;
    padding: 48px;
    background: #161B22;
    border: 1px solid var(--color-border);
    border-radius: 20px;
}

.digital-case.reverse {
    direction: rtl;
}

.digital-case.reverse > * {
    direction: ltr;
}

.case-visual {
    font-size: 8rem;
    text-align: center;
    opacity: 0.7;
}

.case-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.case-info p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.case-metrics {
    display: flex;
    gap: 48px;
}

.metric {
    text-align: center;
}

.metric-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent-primary);
}

.metric-label {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}

/* 响应式 */
@media (max-width: 1200px) {
    .product-grid,
    .tech-advantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .application-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .platform-modules {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .digital-case {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 1024px) {
    .tech-hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 100px 5% 60px;
    }
    
    .tech-hero-content {
        max-width: 100%;
        order: 1;
    }
    
    .hero-visual-right {
        order: 2;
        min-height: 300px;
    }
    
    .tech-nav {
        justify-content: center;
    }
    
    .emc-intro {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .emc-stats {
        flex-direction: row;
    }
    
    .scenario-item,
    .scenario-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .scenario-item.reverse > * {
        direction: ltr;
    }
    
    .service-timeline {
        flex-wrap: wrap;
    }
    
    .timeline-phase {
        flex: 1 1 40%;
    }
    
    .process-flow {
        flex-direction: column;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .process-step {
        max-width: 100%;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .product-grid,
    .tech-advantage-grid,
    .service-grid,
    .application-grid,
    .platform-modules {
        grid-template-columns: 1fr;
    }
    
    .emc-benefits {
        grid-template-columns: 1fr;
    }
    
    .emc-stats {
        flex-direction: column;
    }
    
    .scenario-stats {
        flex-wrap: wrap;
    }
    
    .case-results {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .timeline-phase {
        flex: 1 1 100%;
    }
    
    .arch-layer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .layer-title {
        width: auto;
    }
    
    .digital-case,
    .digital-case.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
        text-align: center;
    }
    
    .digital-case.reverse > * {
        direction: ltr;
    }
    
    .case-metrics {
        justify-content: center;
    }
    
    .specs-table {
        font-size: 0.75rem;
    }
    
    .specs-table th,
    .specs-table td {
        padding: 12px 16px;
    }
}