.error-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    color: #495057;
    margin-bottom: 0;
    line-height: 1;
    text-shadow: 3px 3px 0 rgba(0,0,0,0.1);
}

.error-icon {
    font-size: 6rem;
    color: #6c757d;
    margin-bottom: .5rem;
}

.error-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: #343a40;
    margin-bottom: 1rem;
}

.error-description {
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.search-box {
    max-width: 500px;
    margin: 0 auto 2rem;
}

.btn-home {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-home:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.suggestions {
    margin-top: 2rem;
    text-align: left;
}

.suggestion-item {
    margin-bottom: 0.5rem;
    padding: 0.5rem;
    border-radius: 5px;
    transition: background-color 0.2s;
}

.suggestion-item:hover {
    background-color: rgba(0,0,0,0.03);
}

.suggestion-item a {
    text-decoration: none;
    color: #495057;
}

.suggestion-item a:hover {
    color: #0d6efd;
}

/* 动画效果 */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.floating {
    animation: float 5s ease-in-out infinite;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .error-code {
        font-size: 6rem;
    }

    .error-icon {
        font-size: 4rem;
    }

    .error-title {
        font-size: 2rem;
    }
}