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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.k7m9p2x {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    animation: slideDown 0.5s ease;
}

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

.n4q8r1s {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.t5w3y7z {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.t5w3y7z a {
    color: white;
}

.t5w3y7z a:hover {
    opacity: 0.9;
    transform: scale(1.05);
    display: inline-block;
}

.b2d6f9h {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.b2d6f9h a {
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.b2d6f9h a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.2);
    transition: left 0.3s ease;
}

.b2d6f9h a:hover::before {
    left: 0;
}

.b2d6f9h a:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.j8l2m5n {
    min-height: calc(100vh - 200px);
}

.p3r7t1v {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    animation: fadeIn 1s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.x9z4a6c {
    animation: slideUp 0.8s ease;
}

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

.e2g8k4m {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.q5s9u3w {
    font-size: 1.2rem;
    opacity: 0.95;
}

.y7a1c5e {
    padding: 4rem 0;
    background: white;
}

.h3j7l2n {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
    position: relative;
    padding-bottom: 1rem;
}

.h3j7l2n::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.p9r3t8v {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.w2y6z1b {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    animation: cardFadeIn 0.6s ease;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.w2y6z1b:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.d4f8h3j {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.w2y6z1b:hover .d4f8h3j {
    transform: scale(1.1);
}

.k6m1n5p {
    padding: 1.5rem;
}

.q8s2u7w {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.q8s2u7w a {
    color: #667eea;
}

.q8s2u7w a:hover {
    color: #764ba2;
}

.x3z7b2c {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.e5g9k4l {
    color: #999;
    font-size: 0.9rem;
}

.m7n2p6q {
    padding: 4rem 0;
    background: #f9f9f9;
}

.r4t9v3x {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.z6b1c8d {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    display: flex;
    animation: listFadeIn 0.5s ease;
}

@keyframes listFadeIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.z6b1c8d:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    transform: translateX(5px);
}

.f2h7j4k {
    width: 150px;
    height: 150px;
    object-fit: cover;
    flex-shrink: 0;
}

.l9n3p8q {
    padding: 1.5rem;
    flex: 1;
}

.s5u1w6x {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.s5u1w6x a {
    color: #667eea;
}

.s5u1w6x a:hover {
    color: #764ba2;
}

.y8z3a7b {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.c8d3e7f {
    padding: 4rem 0;
    background: white;
}

.g1h5j9k {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.m4n8p2q {
    background: #f9f9f9;
    border-radius: 10px;
    padding: 1.5rem;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
    animation: commentFadeIn 0.6s ease;
}

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

.m4n8p2q:hover {
    background: #f0f0f0;
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.r7s2t6u {
    color: #333;
}

.v1w5x9y {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.z4a8b3c {
    color: #667eea;
    font-size: 1.1rem;
}

.d7f2g6h {
    color: #666;
    line-height: 1.8;
}

.i3j7k2l {
    background: #f9f9f9;
    padding: 3rem 0;
}

.o6p1q5r {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.t9u4v8w {
    color: #666;
    line-height: 1.8;
}

.x2y7z3a {
    background: #333;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.b5c9d4e {
    margin-bottom: 0.5rem;
}

.f8g3h7i {
    color: #999;
    font-size: 0.9rem;
}

.j1k6l2m {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    z-index: 999;
}

.j1k6l2m:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.j1k6l2m.show {
    display: flex;
    animation: bounceIn 0.5s ease;
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.a8c3f7h {
    padding: 1rem 0;
    font-size: 0.9rem;
    color: #666;
}

.a8c3f7h a {
    color: #667eea;
}

.a8c3f7h a:hover {
    color: #764ba2;
}

.n9q4s8t {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.u2w7y1z {
    background: white;
    padding: 3rem 0;
}

.v5x1z6b {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    line-height: 2;
}

.v5x1z6b h2 {
    color: #333;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.v5x1z6b h3 {
    color: #555;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.v5x1z6b p {
    color: #666;
    margin-bottom: 1rem;
    text-indent: 2em;
}

.v5x1z6b ul, .v5x1z6b ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.v5x1z6b li {
    color: #666;
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    .e2g8k4m {
        font-size: 1.8rem;
    }

    .q5s9u3w {
        font-size: 1rem;
    }

    .p9r3t8v {
        grid-template-columns: 1fr;
    }

    .r4t9v3x {
        grid-template-columns: 1fr;
    }

    .z6b1c8d {
        flex-direction: column;
    }

    .f2h7j4k {
        width: 100%;
        height: 200px;
    }

    .b2d6f9h {
        gap: 1rem;
    }
}