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

            50% {
                transform: translateY(-20px);
            }

            100% {
                transform: translateY(0px);
            }
        }

        /* 新的样式 */
        body {
            font-family: 'Poppins', sans-serif;
            background-color: #121212;
            color: #F5F5F5;
        }

        header {
            background-color: rgba(18, 18, 18, 0.9);
            backdrop-filter: blur(10px);
        }

        .nav-link {
            transition: color 0.3s ease;
        }

        .nav-link:hover {
            color: #FF6B6B;
        }

        .hero-section {
            background: linear-gradient(to bottom, rgba(18, 18, 18, 0.8), rgba(18, 18, 18, 1));
        }

        .hero-title {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            line-height: 1.2;
            text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
        }

        .hero-subtitle {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 600;
            text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
        }

        .btn-primary {
            background-color: #FF6B6B;
            color: #F5F5F5;
            transition: background-color 0.3s ease;
        }

        .btn-primary:hover {
            background-color: #FF8B8B;
        }

        .btn-secondary {
            border: 1px solid #FF6B6B;
            color: #FF6B6B;
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background-color: #FF6B6B;
            color: #F5F5F5;
        }

        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            font-weight: 700;
        }

        .service-card {
            background-color: #090909;
            border: 1px solid rgba(255, 107, 107, 0.2);
            transition: all 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: #FF6B6B;
            box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
        }

        .advantage-card {
            background-color: #090909;
            border: 1px solid rgba(255, 107, 107, 0.2);
            transition: all 0.3s ease;
        }

        .advantage-card:hover {
            transform: translateY(-5px);
            border-color: #FF6B6B;
            box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
        }

        .case-card {
            background-color: #090909;
            border: 1px solid rgba(255, 107, 107, 0.2);
            transition: all 0.3s ease;
        }

        .case-card:hover {
            transform: translateY(-5px);
            border-color: #FF6B6B;
            box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
        }

        .contact-section {
            background-color: #090909;
        }

        .contact-form {
            background-color: #121212;
            border: 1px solid rgba(255, 107, 107, 0.2);
        }

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

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* 新的样式 */
body {
    font-family: 'Poppins', sans-serif;
    background-color: #121212;
    color: #F5F5F5;
}

header {
    background-color: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
}

.nav-link {
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #FF6B6B;
}

.hero-section {
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0.8), rgba(18, 18, 18, 1));
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.btn-primary {
    background-color: #FF6B6B;
    color: #F5F5F5;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #FF8B8B;
}

.btn-secondary {
    border: 1px solid #FF6B6B;
    color: #FF6B6B;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #FF6B6B;
    color: #F5F5F5;
}

.section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
}

.service-card {
    background-color: #090909;
    border: 1px solid rgba(255, 107, 107, 0.2);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: #FF6B6B;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
}

.advantage-card {
    background-color: #090909;
    border: 1px solid rgba(255, 107, 107, 0.2);
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-5px);
    border-color: #FF6B6B;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
}

.case-card {
    background-color: #090909;
    border: 1px solid rgba(255, 107, 107, 0.2);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
    border-color: #FF6B6B;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.1);
}

.contact-section {
    background-color: #090909;
}

.contact-form {
    background-color: #121212;
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.chart-filter-btn {
    transition: all 0.3s ease;
}

.chart-filter-btn:hover {
    background-color: #FF6B6B;
    color: #F5F5F5;
}