:root {
    --primary-color: #0000FF;
    --text-color: #1A1A2E;
    --background-color: #FFFFFF;
    --max-width: 1300px;
}

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

body {
    font-family: 'Noto Sans SC', sans-serif;
    color: var(--text-color);
}

/* Container */
.navbar, .hero, .stats {
    max-width: var(--max-width);
    margin: 0 auto;
}

/* Navbar Styles */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    background: var(--background-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.2rem;
}

.logo img {
    width: 200px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-item {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.client-support {
    display: flex;
    flex-direction: column;
    text-align: right;
}

.phone {
    font-weight: 600;
}

.contact-btn {
    background: var(--primary-color);
    color: white;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
}

/* Hero Section */
.hero {
    display: flex;
    padding: 4rem 0;
    gap: 2rem;
    background: var(--background-color);
    max-width: var(--max-width);
    margin: 0 auto;
    align-items: center;
}

.hero-content {
    flex: 0.9;
    padding-top: 0;
}

.hero-content h1 {
    font-size: 3.2rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.primary-btn {
    background: var(--primary-color);
    color: white;
    padding: 0.9rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.secondary-btn {
    background: #F5F5F5;
    color: var(--text-color);
    padding: 0.9rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.hero-image {
    flex: 1.1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.banner-image {
    width: 100%;
    height: auto;
    max-height: 450px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .hero {
        padding: 4rem 2rem;
    }
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1rem;
    }
    
    .hero-content {
        flex: 1;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        flex: 1;
        margin-top: 2rem;
    }
}

/* Stats Section */
.stats {
    display: flex;
    justify-content: space-between;
    padding: 2rem 0;
    border-top: 1px solid #eee;
    max-width: var(--max-width);
    margin: 0 auto;
}

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

.stat-item h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.stat-item h2 span {
    font-size: 1rem;
    color: #666;
}

.stat-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.4;
}

.clutch {
    display: flex;
    align-items: center;
}

.reviewed {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.stars {
    color: #FFD700;
}

/* Features Section */
.features {
    background-color: #1c1c1c;
    color: #ffffff;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.features::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.1) 100%);
    transform: rotate(45deg);
}

.features-header {
    text-align: left;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    margin-bottom: 60px;
}

.section-subtitle {
    color: #666;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 40px;
    color: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0,123,255,0.1) 0%, rgba(0,123,255,0.05) 100%);
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.feature-icon i {
    font-size: 2.5rem;
    color: #007bff;
    transition: all 0.3s ease;
}

.feature-item:hover .feature-icon {
    transform: translateY(-5px);
}

.feature-item:hover .feature-icon i {
    transform: scale(1.1);
}

.feature-item {
    text-align: center;
    padding: 30px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.feature-item h3 {
    font-size: 1.5rem;
    color: #fff;
    margin: 15px 0;
    font-weight: 500;
}

.feature-item p {
    color: #999;
    line-height: 1.6;
    font-size: 1rem;
    margin: 0;
}

/* Icon styles */
.icon-cost, .icon-innovation, .icon-expertise, .icon-scalability {
    display: inline-block;
    width: 50px;
    height: 50px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .features {
        padding: 40px 0;
    }
}

/* Updated section styles to match the second image */
.advantage-section {
    background-color: #1c1c1c;
    color: #ffffff;
    padding: 60px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
}

.advantage-section h2 {
    font-size: 2.5em;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 30px;
}

.advantage-section p {
    font-size: 1.2em;
    color: #cccccc;
    margin-bottom: 20px;
}

.advantage-section .icon {
    font-size: 2.5em;
    color: #007bff;
    margin-bottom: 15px;
}

.advantage-section .feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 30px;
}

.advantage-section .features-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}