* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #165DFF;
    --primary-dark: #0E42D2;
    --secondary: #36CFC9;
    --text: #1D2129;
    --text-light: #4E5969;
    --text-lighter: #86909C;
    --bg: #F7F8FA;
    --white: #FFFFFF;
    --border: #E5E6EB;
    --bg-light: #F0F7FF;
    --border-color: #E5E6EB;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-hover: 0 8px 24px rgba(0,0,0,0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== 1. Navigation 导航栏 ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(22, 93, 255, 0.35);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu li {
    margin-bottom: 16px;
}

.mobile-menu a {
    color: var(--text);
    text-decoration: none;
    font-size: 16px;
    display: block;
    padding: 8px 0;
}

.mobile-menu a.active {
    color: var(--primary);
    font-weight: 600;
}

/* ========== 响应式布局 ========== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-text h1 {
        font-size: 36px;
    }

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

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

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

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

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

    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

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

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

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

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

/* ========== 2. Hero 首屏区域 ========== */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(22, 93, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text);
}

.hero-text h1 span {
    color: var(--primary);
    display: block;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
    line-height: 1.8;
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.btn-primary {
    padding: 16px 36px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(22, 93, 255, 0.35);
}

.btn-secondary {
    padding: 16px 36px;
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-secondary:hover {
    background: rgba(22, 93, 255, 0.05);
    transform: translateY(-3px);
}

/* 科技感SVG动画 - 老王亲手打造（优化版，更快更流畅） */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-25px) rotate(2deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

@keyframes dash {
    to { stroke-dashoffset: -100; }
}

@keyframes glow {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(22, 93, 255, 0.3)); }
    50% { filter: drop-shadow(0 0 50px rgba(22, 93, 255, 0.6)); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: float 4s ease-in-out infinite; /* 8s → 4s 更快了！*/
}

.tech-visual {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    position: relative;
    animation: glow 2s ease-in-out infinite; /* 4s → 2s 更快了！*/
}

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

.tech-circle {
    fill: none;
    stroke: url(#circleGradient);
    stroke-width: 2;
    animation: pulse 3s ease-in-out infinite;
}

.tech-line {
    fill: none;
    stroke: var(--primary);
    stroke-width: 1.5;
    stroke-dasharray: 10 5;
    animation: dash 3s linear infinite;
    opacity: 0.6;
}

.tech-node {
    fill: var(--primary);
    animation: pulse 2s ease-in-out infinite;
}

.tech-node-secondary {
    fill: var(--secondary);
    animation: pulse 2.5s ease-in-out infinite;
}

.data-flow {
    fill: none;
    stroke: url(#flowGradient);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 20 10;
    animation: dash 2s linear infinite reverse;
}

.circuit-pattern {
    fill: none;
    stroke: rgba(22, 93, 255, 0.3);
    stroke-width: 1;
}

.rotate-ring {
    animation: rotate 10s linear infinite; /* 20s → 10s 快一倍！*/
    transform-origin: center;
}

.rotate-ring-reverse {
    animation: rotate 8s linear infinite reverse; /* 15s → 8s 更快！*/
    transform-origin: center;
}

/* ========== 3. 数据成绩区域 ========== */
.stats-section {
    padding: 60px 0;
    background: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-card {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, #F7F8FA 0%, #FFFFFF 100%);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.4s ease;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(22, 93, 255, 0.1);
    border-color: var(--primary);
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-size: 16px;
    color: var(--text-light);
    font-weight: 500;
}

/* ========== Section 通用样式 ========== */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(22, 93, 255, 0.1);
    color: var(--primary);
    border-radius: 24px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== 4. 核心服务区 ========== */
.services-section {
    background: var(--bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.service-card {
    padding: 36px 24px;
    background: white;
    border-radius: 16px;
    transition: all 0.4s ease;
    border: 2px solid transparent;
    text-align: center;
}

.service-card:hover {
    border-color: var(--primary);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(22, 93, 255, 0.12);
}

.service-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    margin: 0 auto 24px;
    transition: all 0.4s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.15) rotate(5deg);
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.service-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.service-link:hover {
    gap: 12px;
}

/* ========== 5. 行业解决方案区 ========== */
.solutions-section {
    background: white;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.solution-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    transition: all 0.4s ease;
}

.solution-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.solution-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.solution-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
}

.solution-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    color: white;
    z-index: 2;
}

.solution-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
    backdrop-filter: blur(10px);
}

.solution-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.solution-content p {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 16px;
}

.solution-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.solution-card:hover .solution-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ========== 6. 核心产品展示区 ========== */
.products-section {
    background: var(--bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid var(--border);
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(22, 93, 255, 0.12);
    border-color: var(--primary);
}

.product-image {
    height: 160px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
    color: white;
    position: relative;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
    transform: rotate(45deg);
}

.product-content {
    padding: 28px;
}

.product-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(22, 93, 255, 0.1);
    color: var(--primary);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.product-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.product-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.product-feature {
    padding: 4px 10px;
    background: var(--bg);
    color: var(--text-light);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

/* ========== 7. 技术合作伙伴区 ========== */
.partners-section {
    background: white;
    padding: 80px 0;
}

.partners-title {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 50px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    align-items: center;
}

.partner-item {
    padding: 30px 20px;
    background: var(--bg);
    border-radius: 16px;
    text-align: center;
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.partner-item:hover {
    background: white;
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(22, 93, 255, 0.1);
}

.partner-icon {
    font-size: 42px;
    color: var(--primary);
    margin-bottom: 12px;
}

.partner-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

/* ========== 8. 核心优势区 ========== */
.advantages-section {
    background: var(--bg);
}

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

.advantage-item {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: white;
    border-radius: 16px;
    transition: all 0.4s ease;
    border: 1px solid var(--border);
}

.advantage-item:hover {
    transform: translateX(10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    border-color: var(--primary);
}

.advantage-icon {
    width: 56px;
    height: 56px;
    background: rgba(22, 93, 255, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 24px;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.advantage-item:hover .advantage-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.advantage-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.advantage-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ========== 9. 客户评价区 ========== */
.testimonials-section {
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    padding: 40px 32px;
    background: var(--bg);
    border-radius: 20px;
    transition: all 0.4s ease;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-size: 80px;
    font-family: Georgia, serif;
    color: var(--primary);
    opacity: 0.2;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
    position: relative;
    z-index: 1;
    margin-bottom: 28px;
}

.testimonial-content p {
    font-size: 15px;
    color: var(--text);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    font-weight: 700;
}

.author-info h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}

.author-info p {
    font-size: 13px;
    color: var(--text-light);
}

.rating {
    color: #FFB800;
    font-size: 14px;
    margin-top: 6px;
}

/* ========== 10. 行业资讯区 ========== */
.articles-section {
    background: var(--bg);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.article-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid var(--border);
}

.article-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.article-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: rgba(255, 255, 255, 0.3);
    position: relative;
}

.article-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 14px;
    background: white;
    color: var(--primary);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.article-content {
    padding: 28px;
}

.article-date {
    font-size: 13px;
    color: var(--text-lighter);
    margin-bottom: 10px;
}

.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.4;
}

.article-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.article-link:hover {
    gap: 12px;
}

/* ========== 11. 底部CTA区 ========== */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -100%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -100%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 44px;
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.cta-btn-white {
    padding: 18px 42px;
    background: white;
    color: var(--primary);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.cta-btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.cta-btn-outline {
    padding: 18px 42px;
    background: transparent;
    color: white;
    border: 2px solid white;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.cta-btn-outline:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-3px);
}

/* ========== 12. Footer 页脚 ========== */
.footer {
    background: #1D2129;
    color: white;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 18px;
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 14px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact li {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    line-height: 1.7;
}

.footer-contact i {
    color: var(--primary);
    margin-top: 3px;
    flex-shrink: 0;
    font-size: 16px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}


/* ==================== 内页通用样式 ==================== */
.page-header {
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    padding: 100px 0 80px;
    color: white;
    margin-top: 80px;
}

.page-header-content {
    text-align: center;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    opacity: 0.9;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.breadcrumb a:hover {
    opacity: 0.7;
}

.breadcrumb .separator {
    opacity: 0.7;
}

.breadcrumb .current {
    opacity: 0.8;
}

.page-title {
    font-size: 42px;
    font-weight: 700;
    margin: 0;
}

.page-content {
    padding: 80px 0;
}

/* ==================== 案例页面样式 ==================== */
.cases-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--border);
    background: white;
    border-radius: 50px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: #165DFF;
    color: #165DFF;
}

.filter-btn.active {
    background: #165DFF;
    border-color: #165DFF;
    color: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.case-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.case-image {
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: white;
}

.case-content {
    padding: 25px;
}

.case-category {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-light);
    color: #165DFF;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
}

.case-content h3 {
    font-size: 18px;
    margin: 0 0 12px;
    color: var(--text);
}

.case-content p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin: 0 0 16px;
}

.case-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.case-client {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-light);
}

.case-date {
    font-size: 13px;
    color: var(--text-lighter);
}

/* ==================== 公司简介样式 ==================== */
.company-intro .intro-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-size: 32px;
    margin: 15px 0 20px;
    color: var(--text);
}

.intro-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}


/* ==================== 联系我们样式 ==================== */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--bg);
    border-radius: 12px;
    margin-bottom: 20px;
}

.contact-info-item .icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 16px;
    margin: 0 0 8px;
    color: var(--text);
}

.contact-info-item p,
.contact-info-item a {
    color: var(--text-light);
    margin: 4px 0;
    text-decoration: none;
    font-size: 14px;
}

.contact-info-item a:hover {
    color: #165DFF;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #165DFF;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(22, 93, 255, 0.3);
}

.map-section {
    margin-top: 60px;
}

.map-placeholder {
    width: 100%;
    height: 400px;
    background: var(--bg);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.map-placeholder i {
    font-size: 60px;
    margin-bottom: 20px;
}

/* ==================== 资质荣誉样式 ==================== */
.certifications-section {
    padding: 60px 0;
}

.high-tech-cert {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    border-radius: 20px;
    color: white;
    margin-bottom: 60px;
}

.high-tech-cert h2 {
    font-size: 36px;
    margin: 0 0 20px;
}

.high-tech-cert p {
    font-size: 18px;
    opacity: 0.9;
    margin: 0;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.cert-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.cert-card .icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: white;
}

.cert-card h3 {
    font-size: 18px;
    margin: 0 0 10px;
    color: var(--text);
}

.cert-card p {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

/* ==================== 响应式适配 ==================== */
@media (max-width: 768px) {
    .page-header {
        padding: 80px 0 60px;
        margin-top: 70px;
    }
    
    .page-title {
        font-size: 32px;
    }
    
    .page-content {
        padding: 50px 0;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .company-intro .intro-content,
    .product-hero,
    .service-detail-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
}




/* ==================== 团队样式 ==================== */
.team-section {
    padding: 80px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.team-card {
    background: white;
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.team-avatar {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 50px;
    color: white;
}

.team-card h3 {
    font-size: 20px;
    margin: 0 0 8px;
    color: var(--text);
}

.team-card .position {
    color: #165DFF;
    font-weight: 500;
    font-size: 14px;
    margin-bottom: 15px;
}

.team-card p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* ==================== 资质证书样式补充 ==================== */
.cert-image-container {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
}

.cert-image-container:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.cert-image-container img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* ==================== FAQ样式 ==================== */
.faq-section {
    padding: 80px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text);
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--bg);
}

.faq-question i {
    color: #165DFF;
    transition: transform 0.3s;
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 30px 25px;
    color: var(--text-light);
    line-height: 1.8;
    display: none;
}

.faq-answer.show {
    display: block;
}

/* ==================== 统计数据样式 ==================== */
.stat-item {
    text-align: center;
    padding: 30px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.stat-desc {
    color: var(--text-light);
    font-size: 14px;
}

/* ==================== 客户评价样式补充 ==================== */
.testimonial-author .author-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    font-weight: 600;
}

.testimonial-author h4 {
    font-size: 16px;
    margin: 0 0 4px;
    color: var(--text);
}

.testimonial-author p {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

.testimonial-quote {
    font-size: 40px;
    color: #165DFF;
    opacity: 0.3;
    margin-bottom: 20px;
}

/* ==================== 响应式补充 ==================== */
@media (max-width: 768px) {
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-item:not(:last-child)::after {
        display: none;
    }
    
    .service-detail-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .service-visual {
        height: 250px;
        font-size: 70px;
    }
    
    .product-features-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .spec-item {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}



/* ==================== 产品详情样式 ==================== */
.product-detail {
    padding: 80px 0;
}

.product-detail.alt {
    background: var(--bg-light);
}

.product-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.product-visual {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    height: 400px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 100px;
    color: white;
}

.product-info .tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(22, 93, 255, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
}

.product-info h2 {
    font-size: 36px;
    margin: 0 0 20px;
    color: var(--text);
}

.product-info p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 30px;
}

/* ==================== 产品特性网格 ==================== */
.product-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 50px 0;
}

.feature-item {
    background: white;
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-item i {
    font-size: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.feature-item h4 {
    font-size: 18px;
    margin: 0 0 10px;
    color: var(--text);
}

.feature-item p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* ==================== 产品规格表 ==================== */
.product-specs {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.specs-title {
    font-size: 22px;
    margin: 0 0 30px;
    color: var(--text);
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table td {
    padding: 18px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-light);
}

.specs-table td:first-child {
    font-weight: 600;
    color: var(--text);
    width: 180px;
}

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

/* ==================== 行业解决方案卡片 ==================== */
.solution-card-inner {
    background: white;
    border-radius: 12px;
    padding: 40px;
    margin-top: 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.solution-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.solution-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.solution-card-inner h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}

.solution-card-inner p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}

.solution-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.solution-feature-item {
    padding: 16px;
    background: var(--bg-light);
    border-radius: 8px;
    text-align: center;
}

.solution-feature-item i {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 8px;
}

.solution-feature-item h5 {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.solution-feature-item p {
    font-size: 13px;
    color: var(--text-light);
    margin: 0;
}

/* ==================== 响应式适配 ==================== */
@media (max-width: 768px) {
    .product-hero {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-visual {
        height: 280px;
        font-size: 70px;
    }
    
    .product-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-features-grid {
        grid-template-columns: 1fr;
    }
    
    .product-specs {
        padding: 25px 20px;
    }
}


/* ==================== 公司介绍 ==================== */
.intro-visual {
    position: relative;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.intro-stat {
    text-align: center;
    padding: 20px;
    background: var(--bg);
    border-radius: 10px;
}

.intro-stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
}

.intro-stat-label {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 5px;
}

@media (max-width: 768px) {
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .intro-stat-number {
        font-size: 28px;
    }
}

/* ==================== 发展时间线 ==================== */
.timeline-section {
    padding: 80px 0;
    background: var(--bg);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: 40px;
    left: 0;
}

.timeline-item:nth-child(even) {
    padding-left: 40px;
    left: 50%;
}

.timeline-dot {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    top: 0;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -10px;
}

.timeline-content {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.timeline-year {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.timeline-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.timeline-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    .timeline-item {
        width: 100%;
        padding-left: 50px !important;
        padding-right: 0 !important;
        left: 0 !important;
    }
    .timeline-dot {
        left: 10px !important;
        right: auto !important;
    }
}

/* ==================== 核心团队 ==================== */
.team-intro {
    text-align: center;
    margin-bottom: 50px;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.team-stat {
    text-align: center;
    padding: 20px;
}

.team-stat-num {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}

.team-stat-label {
    font-size: 14px;
    color: var(--text-light);
}

.team-card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    height: 80px;
    border-radius: 10px 10px 0 0;
}

.team-info {
    padding: 20px;
    text-align: center;
}

.team-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.team-position {
    color: var(--primary);
    font-size: 14px;
    margin-bottom: 10px;
}

.team-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.team-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
    justify-content: center;
}

.team-tag {
    background: var(--bg-light);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    color: var(--text-light);
}

@media (max-width: 768px) {
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==================== 资质认证 ==================== */
.cert-section {
    padding: 80px 0;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.cert-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.cert-icon i {
    color: #fff;
    font-size: 24px;
}

/* ==================== 资质荣誉页面 ==================== */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

.certification-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.certification-card:hover {
    transform: translateY(-5px);
}

.certification-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    cursor: pointer;
}

.certification-title {
    padding: 15px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
}


/* ==================== 联系我们 ==================== */
.contact-info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon i {
    color: #fff;
    font-size: 20px;
}

.contact-info-content {
    flex: 1;
}

.contact-form-container {
    background: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.form-submit {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    padding: 12px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 25px;
    color: #fff;
    cursor: pointer;
    transition: transform 0.3s;
}

.form-submit:hover {
    transform: scale(1.05);
}

.map-container {
    margin-top: 40px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.map-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.map-icon i {
    color: #fff;
    font-size: 18px;
}

.map-text {
    flex: 1;
}



@media (max-width: 992px) {
    .service-detail-content,
    .service-detail.alt .service-detail-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .service-visual i {
        font-size: 120px;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .service-text h2 {
        font-size: 24px;
    }
}


/* ==================== 服务流程 ==================== */
.process-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    margin: 60px -50px;
    width: calc(100% + 100px);
    position: relative;
    left: -50px;
}

.process-section .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.process-section .section-tag {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    color: #fff;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 15px;
}

.process-section .section-title {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}

.process-section .section-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
}

.process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.process-step {
    text-align: center;
    flex: 1;
}

.step-number {
    width: 70px;
    height: 70px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.process-step h4 {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.process-step p {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
}

.process-arrow {
    color: rgba(255,255,255,0.5);
    font-size: 24px;
    font-weight: bold;
}

/* ==================== CTA横幅 ==================== */
.cta-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 20px;
    padding: 60px;
    text-align: center;
    margin-top: 40px;
}

.cta-content h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 30px;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    color: var(--primary);
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

/* ==================== 响应式适配 ==================== */
@media (max-width: 992px) {
    .service-card,
    .service-card.reverse {
        flex-direction: column;
        text-align: center;
        gap: 30px;
        padding: 40px 30px;
    }
    
    .service-icon {
        width: 120px;
        height: 120px;
    }
    
    .service-icon i {
        font-size: 50px;
    }
    
    .service-list {
        grid-template-columns: 1fr;
        text-align: left;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .process-section {
        margin: 40px -30px;
        width: calc(100% + 60px);
        left: -30px;
        padding: 60px 0;
    }
    
    .process-timeline {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .cta-banner {
        padding: 40px 30px;
    }
    
    .cta-content h2 {
        font-size: 24px;
    }
}

@media (max-width: 576px) {
    .services-page {
        padding: 40px 0;
    }
    
    .service-card {
        padding: 30px 20px;
        margin-bottom: 30px;
    }
    
    .service-content h3 {
        font-size: 22px;
    }
    
    .process-section .section-title {
        font-size: 26px;
    }
    
    .cta-content h2 {
        font-size: 20px;
    }
    
    .cta-btn {
        padding: 12px 30px;
        font-size: 14px;
    }
}


/* ==================== 服务项目页面 ==================== */
.services-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 20px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.service-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 35px;
    transition: all 0.3s;
}

.service-item:hover {
    border-color: var(--primary);
    box-shadow: 0 5px 20px rgba(22,93,255,0.1);
}

.service-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.2;
    margin-bottom: 10px;
}

.service-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}

.service-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.service-item li {
    font-size: 13px;
    color: var(--text-light);
    padding: 6px 0;
    padding-left: 18px;
    position: relative;
}

.service-item li:before {
    content: "•";
    color: var(--primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 服务流程 */
.process-section {
    text-align: center;
}

.process-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 50px;
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.step-num {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
}

.step-text {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.step-line {
    width: 80px;
    height: 2px;
    background: var(--border);
    margin: 0 10px;
    margin-bottom: 30px;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
        gap: 20px;
    }
    
    .step-line {
        width: 2px;
        height: 40px;
        margin: 0;
    }
}


/* ==================== 服务详情 ==================== */
.service-detail {
    padding: 80px 0;
    position: relative;
}

.service-detail.alt {
    background: var(--bg);
}

.service-detail-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.service-detail.alt .service-detail-content {
    flex-direction: row-reverse;
}

.service-text {
    flex: 1;
}

.service-text h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 25px;
}

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.service-features li {
    padding: 10px 0;
    font-size: 15px;
    color: var(--text);
    display: flex;
    align-items: center;
}

.service-features li i {
    color: var(--secondary);
    margin-right: 12px;
    font-size: 16px;
}

.service-visual {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-visual i {
    font-size: 180px;
    color: var(--primary);
    opacity: 0.15;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(22,93,255,0.4);
    color: #fff;
}

.btn-primary i {
    font-size: 14px;
}

/* ==================== 服务流程 ==================== */
.service-process {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.service-process .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.service-process .section-tag {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    color: #fff;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 15px;
}

.service-process .section-title {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}

.service-process .section-subtitle {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.process-item {
    text-align: center;
}

.process-number {
    width: 60px;
    height: 60px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.process-item h4 {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.process-item p {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    line-height: 1.6;
}


@media (max-width: 992px) {
    .service-detail-content,
    .service-detail.alt .service-detail-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .service-visual i {
        font-size: 120px;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .service-text h2 {
        font-size: 24px;
    }
}

/* ========== Certifications Page ========== */
.cert-page { padding: 30px 0 60px; }
.cert-header { text-align: center; margin-bottom: 50px; }
.cert-header p { font-size: 20px; color: var(--text-light); }
.cert-page .section-title { text-align: center; font-size: 28px; margin-bottom: 30px; color: var(--primary-dark); font-weight: 600; }
.gaoxin-card { background: white; border-radius: 12px; padding: 30px; box-shadow: 0 4px 20px rgba(0,0,0,0.1); margin-bottom: 50px; text-align: center; max-width: 500px; margin-left: auto; margin-right: auto; }
.gaoxin-card img { max-width: 100%; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.15); cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; }
.gaoxin-card img:hover { transform: scale(1.02); box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.cert-page .cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }
.cert-page .cert-card { background: white; border-radius: 10px; padding: 15px; box-shadow: 0 3px 15px rgba(0,0,0,0.08); transition: transform 0.3s, box-shadow 0.3s; text-align: center; }
.cert-page .cert-card:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0,0,0,0.15); }
.cert-page .cert-card img { width: 100%; border-radius: 6px; cursor: pointer; }
.cert-page .cert-card h3 { margin-top: 12px; font-size: 13px; color: var(--text-light); font-weight: 500; line-height: 1.4; }
.modal { display: none; position: fixed; z-index: 9999; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.9); padding: 40px; align-items: center; justify-content: center; }
.modal img { max-width: 90%; max-height: 90vh; border-radius: 8px; }
.modal .close { position: absolute; top: 20px; right: 30px; color: white; font-size: 50px; cursor: pointer; line-height: 1; }
@media (max-width: 768px) {
    .cert-header p { font-size: 16px; }
    .cert-page .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .cert-page .cert-card { padding: 10px; }
    .cert-page .cert-card h3 { font-size: 11px; }
}

/* ========== Solutions Page 组件样式 ========== */

/* Hero Section - 解决方案页顶部 */
.hero-section {
    background: linear-gradient(135deg, #165DFF 0%, #36CFC9 100%);
    padding: 100px 0 80px;
    color: white;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}
.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
}
.hero-content {
    position: relative;
    z-index: 1;
}
.hero-content h1 {
    font-size: 42px;
    font-weight: 700;
    margin: 15px 0 20px;
}
.hero-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.8;
    max-width: 600px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}
.hero-badge i {
    font-size: 12px;
}

/* Section 交替背景 */
.section.alt {
    background: var(--bg);
}

/* Pain Grid - 行业痛点 */
.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
}
.pain-card {
    background: white;
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border-top: 3px solid var(--primary);
}
.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}
.pain-card .icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 22px;
    color: white;
}
.pain-card h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 10px;
}
.pain-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* Solution Overview - 解决方案概述 */
.solution-overview {
    background: linear-gradient(135deg, #EBF2FF 0%, #F0F7FF 100%);
    border-radius: 16px;
    padding: 40px;
    border: 1px solid rgba(22, 93, 255, 0.1);
}
.solution-overview h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
}
.solution-overview h3 i {
    margin-right: 8px;
}
.solution-overview p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin: 0;
}

/* Features Grid - 核心功能 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}
.features-grid .feature-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    text-align: left;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}
.features-grid .feature-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}
.features-grid .feature-item .icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
}
.features-grid .feature-item p {
    font-size: 15px;
    color: var(--text);
    line-height: 1.6;
    margin: 0;
}

/* Scenarios Grid - 应用场景 */
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}
.scenario-card {
    background: white;
    border-radius: 12px;
    padding: 36px 24px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}
.scenario-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}
.scenario-card .icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 26px;
    color: white;
}
.scenario-card h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}

/* Value Grid - 客户价值 */
.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
}
.value-card {
    background: white;
    border-radius: 12px;
    padding: 36px 24px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border-top: 3px solid transparent;
}
.value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-top-color: var(--primary);
}
.value-card .number {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}
.value-card .label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}
.value-card .desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* Solutions Page 响应式 */
@media (max-width: 768px) {
    .hero-section { padding: 80px 0 60px; }
    .hero-content h1 { font-size: 28px; }
    .hero-content p { font-size: 15px; }
    .pain-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .pain-card { padding: 20px 16px; }
    .pain-card .icon { width: 44px; height: 44px; font-size: 18px; }
    .features-grid { grid-template-columns: 1fr; }
    .scenarios-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .value-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .value-card .number { font-size: 32px; }
    .solution-overview { padding: 24px; }
}
@media (max-width: 480px) {
    .pain-grid { grid-template-columns: 1fr; }
    .scenarios-grid { grid-template-columns: 1fr; }
    .value-grid { grid-template-columns: 1fr; }
}

/* ========== Products Page 行业解决方案变体 ========== */
.solution-card-inner-warm { /* 暖色变体 - 美业等 */
}
.solution-icon-warm {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}
.solution-feature-icon-warm {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 8px;
}
.solution-desc {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}