/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    position: relative;
    display: inline-block;
}

.logo-hi {
    font-size: 24px;
    font-weight: 700;
    color: #1e40af;
    position: relative;
}

.logo-ext {
    font-size: 24px;
    font-weight: 700;
    color: #64748b;
    margin-left: -2px;
}

.logo-node {
    position: absolute;
    top: -5px;
    right: -8px;
    width: 8px;
    height: 8px;
    background: linear-gradient(45deg, #3b82f6, #8b5cf6);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.logo-text {
    font-size: 16px;
    font-weight: 500;
    color: #1e293b;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #475569;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #3b82f6;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3b82f6;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero区域样式 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%233b82f6" opacity="0.3"/><circle cx="80" cy="40" r="1" fill="%238b5cf6" opacity="0.3"/><circle cx="40" cy="80" r="1" fill="%2306b6d4" opacity="0.3"/></svg>') repeat;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, #1e40af, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #64748b;
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: #475569;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #3b82f6;
    border: 2px solid #3b82f6;
}

.btn-secondary:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.tech-orb {
    position: relative;
    width: 300px;
    height: 300px;
}

.orb-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 50%;
    animation: rotate 10s linear infinite;
}

.orb-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: rotate 15s linear infinite reverse;
}

.ring-1 {
    width: 120px;
    height: 120px;
    animation-duration: 12s;
}

.ring-2 {
    width: 180px;
    height: 180px;
    animation-duration: 18s;
}

.ring-3 {
    width: 240px;
    height: 240px;
    animation-duration: 24s;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* 通用区域样式 */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 价值体系样式 */
.values {
    padding: 100px 0;
    background: #f8fafc;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.value-card {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.value-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin: 0 auto 20px;
}

.value-icon.connection {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
}

.value-icon.augmentation {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.value-icon.resilience {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.value-icon.empathy {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.value-card p {
    color: #64748b;
    line-height: 1.6;
}

/* 关于我们样式 */
.about {
    padding: 100px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-description {
    font-size: 1.2rem;
    color: #475569;
    margin-bottom: 40px;
    line-height: 1.7;
}

.mission-vision {
    display: grid;
    gap: 30px;
}

.mission, .vision {
    padding: 30px;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #3b82f6;
}

.mission h3, .vision h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.mission p, .vision p {
    color: #64748b;
    line-height: 1.6;
}

.brand-philosophy {
    padding: 40px;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: 16px;
    border: 1px solid #e2e8f0;
}

.brand-philosophy h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1e293b;
}

.brand-philosophy p {
    color: #475569;
    line-height: 1.7;
    font-size: 1.1rem;
}

/* 产品服务样式 */
.products {
    padding: 100px 0;
    background: #f8fafc;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.product-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.product-icon {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.product-icon.core {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
}

.product-icon.insight {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.product-icon.connect {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.product-icon.flow {
    background: linear-gradient(135deg, #10b981, #059669);
}

.product-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1e293b;
}

.product-card p {
    color: #64748b;
    margin-bottom: 20px;
    font-weight: 500;
}

.product-card ul {
    list-style: none;
    text-align: left;
}

.product-card li {
    color: #475569;
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.product-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: 600;
}

/* 解决方案样式 */
.solutions {
    padding: 100px 0;
    background: white;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.solution-card {
    background: #f8fafc;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.solution-card:hover {
    background: white;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.solution-icon {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.solution-icon.finance {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
}

.solution-icon.healthcare {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.solution-icon.manufacturing {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.solution-icon.logistics {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.solution-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.solution-card p {
    color: #64748b;
    line-height: 1.6;
}

/* 联系我们样式 */
.contact {
    padding: 100px 0;
    background: #f8fafc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    display: grid;
    gap: 40px;
}

.contact-item {
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.contact-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.contact-item p {
    color: #64748b;
    margin-bottom: 8px;
    line-height: 1.6;
}

.contact-email {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.email-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.email-info > p {
    color: #64748b;
    margin-bottom: 30px;
    line-height: 1.6;
}

.email-options {
    display: grid;
    gap: 20px;
    margin-bottom: 30px;
}

.email-link {
    display: flex;
    align-items: center;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.email-link:hover {
    background: white;
    border-color: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
}

.email-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    color: white;
    flex-shrink: 0;
}

.email-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.email-label {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
}

.email-address {
    font-size: 0.9rem;
    color: #64748b;
    font-family: 'Courier New', monospace;
}

.contact-note {
    padding: 20px;
    background: #f1f5f9;
    border-radius: 8px;
    border-left: 4px solid #3b82f6;
}

.contact-note p {
    color: #64748b;
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.5;
}

/* 页脚样式 */
.footer {
    background: #1e293b;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo .logo {
    margin-bottom: 15px;
}

.footer-logo .logo-hi {
    color: #3b82f6;
}

.footer-logo .logo-ext {
    color: #94a3b8;
}

.footer-logo p {
    color: #94a3b8;
    font-size: 1.1rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    color: #94a3b8;
}

.footer-bottom p {
    margin-bottom: 5px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .tech-orb {
        width: 250px;
        height: 250px;
    }
    
    .orb-ring.ring-1 {
        width: 100px;
        height: 100px;
    }
    
    .orb-ring.ring-2 {
        width: 150px;
        height: 150px;
    }
    
    .orb-ring.ring-3 {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .product-card,
    .solution-card,
    .value-card {
        padding: 20px;
    }
    
    .contact-email {
        padding: 30px 20px;
    }
    
    .email-link {
        padding: 15px;
    }
    
    .email-icon {
        width: 40px;
        height: 40px;
        margin-right: 15px;
    }
}