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

body {
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    line-height: 1.6;
    color: #333;
}

header {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #e94560;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

nav ul li a:hover,
nav ul li a.active {
    background: #e94560;
}

.hero {
    background: linear-gradient(135deg, #e94560 0%, #1a1a2e 100%);
    color: white;
    text-align: center;
    padding: 4rem 2rem;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

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

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.page-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #1a1a2e;
    position: relative;
}

.page-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: #e94560;
    margin: 1rem auto 0;
}

.content-section {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.content-section h2 {
    color: #1a1a2e;
    margin-bottom: 1rem;
}

.content-section p {
    color: #555;
    margin-bottom: 1rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s;
}

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

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card h3 {
    color: #1a1a2e;
    margin-bottom: 1rem;
}

.card p {
    color: #666;
}

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

.feature-list li {
    padding: 1rem;
    margin-bottom: 0.5rem;
    background: white;
    border-radius: 4px;
    display: flex;
    align-items: center;
}

.feature-list li::before {
    content: '✓';
    color: #e94560;
    font-weight: bold;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.client-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

.client-tag {
    background: #1a1a2e;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.contact-info {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    border-radius: 8px;
}

.contact-info h2 {
    margin-bottom: 1.5rem;
}

.contact-info p {
    font-size: 1.5rem;
    color: #e94560;
}

footer {
    background: #1a1a2e;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

footer p {
    opacity: 0.7;
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

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

    .hero {
        min-height: 50vh;
        padding: 2rem 1rem;
    }
}