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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

.m9k4j2x7b {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.p8q3n5r1w {
    padding: 0;
}

.c2v7m9k4l {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.t6r8n3p2m {
    font-size: 1.8rem;
    font-weight: 700;
}

.t6r8n3p2m .a9k2m7p4q {
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.t6r8n3p2m .a9k2m7p4q:hover {
    color: #3498db;
    text-shadow: 0 0 10px rgba(52, 152, 219, 0.5);
}

.u7n3k8m2p {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.l4m8n2q7r .a2n7k4m9p {
    color: #ecf0f1;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.l4m8n2q7r .a2n7k4m9p::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.l4m8n2q7r .a2n7k4m9p:hover {
    color: #3498db;
}

.l4m8n2q7r .a2n7k4m9p:hover::after {
    width: 100%;
}

.w8k3n7m2p {
    min-height: calc(100vh - 200px);
}

.s7n2k9m4q {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 8rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.s7n2k9m4q::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 15s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    50% {
        transform: scale(1.1) rotate(180deg);
    }
}

.d3m7k8n2p {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.d3m7k8n2p .h9k2m7n4p {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.d3m7k8n2p .p2n8k4m7q {
    font-size: 1.5rem;
    opacity: 0.95;
}

.s4n8m2k7p {
    padding: 5rem 2rem;
    background: #fff;
}

.d8k2n7m4q {
    max-width: 1200px;
    margin: 0 auto;
}

.h3n7k9m2p {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
    padding-bottom: 1rem;
}

.h3n7k9m2p::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
}

.d7m3k8n2q {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.a8n2k7m4p {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.a8n2k7m4p:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.a8n2k7m4p .i2k7n9m4p {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.a8n2k7m4p:hover .i2k7n9m4p {
    transform: scale(1.1);
}

.d9k3m7n2p {
    padding: 1.5rem;
}

.h7n2k8m4p {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.8rem;
}

.p3k8n2m7q {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.t8k2n7m4p {
    display: inline-block;
    color: #999;
    font-size: 0.9rem;
}

.s9k3m7n2p {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.d4k8n2m7p {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.d7n3k8m2q {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    animation: slideUp 0.8s ease-out;
}

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

.d7n3k8m2q:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 12px 35px rgba(0,0,0,0.2);
}

.i3k7n2m8p {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: all 0.5s ease;
}

.d7n3k8m2q:hover .i3k7n2m8p {
    transform: scale(1.15);
    filter: brightness(1.1);
}

.d7n3k8m2q .h8k2n7m4p {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    padding: 1.5rem 1.5rem 1rem;
}

.d7n3k8m2q .p7n2k8m4q {
    color: #666;
    padding: 0 1.5rem 1.5rem;
    line-height: 1.8;
}

.a4k8n2m7p {
    display: inline-block;
    margin: 0 1.5rem 1.5rem;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.a4k8n2m7p:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.a7k2n8m4p {
    padding: 5rem 2rem;
    background: #fff;
}

.d2k8n7m4p {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.d5n8k2m7p {
    padding: 2rem;
    background: linear-gradient(135deg, #f6f9fc 0%, #e9f2f9 100%);
    border-radius: 10px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
    animation: fadeInScale 0.6s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.d5n8k2m7p:hover {
    transform: translateX(10px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}

.h9k2n7m4p {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.p8k2n7m4q {
    color: #666;
    line-height: 1.8;
}

.f8k2n7m4p {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #ecf0f1;
    padding: 3rem 2rem;
    text-align: center;
}

.p9k2n7m4p {
    margin: 0.5rem 0;
    opacity: 0.9;
}

.b8k2n7m4p {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    z-index: 999;
}

.b8k2n7m4p:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.b8k2n7m4p.show {
    display: flex;
    animation: bounceIn 0.5s ease-out;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

.n4k7m9p2q {
    padding: 1rem 0;
    background: #f8f9fa;
    border-bottom: 1px solid #e0e0e0;
}

.n4k7m9p2q .d8k2n7m4q {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.n4k7m9p2q .a5k8n2m7p {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.n4k7m9p2q .a5k8n2m7p:hover {
    color: #667eea;
}

.n4k7m9p2q .s9k2n7m4p {
    color: #999;
    margin: 0 0.3rem;
}

@media (max-width: 768px) {
    .c2v7m9k4l {
        flex-direction: column;
        gap: 1rem;
    }

    .u7n3k8m2p {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .d3m7k8n2p .h9k2m7n4p {
        font-size: 2.5rem;
    }

    .d3m7k8n2p .p2n8k4m7q {
        font-size: 1.2rem;
    }

    .h3n7k9m2p {
        font-size: 2rem;
    }

    .d7m3k8n2q {
        grid-template-columns: 1fr;
    }

    .d4k8n2m7p {
        grid-template-columns: 1fr;
    }

    .d2k8n7m4p {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .s7n2k9m4q {
        padding: 5rem 1rem;
    }

    .d3m7k8n2p .h9k2m7n4p {
        font-size: 2rem;
    }

    .b8k2n7m4p {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}