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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
}

.container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

.error-content {
    flex: 1;
    text-align: left;
}

.error-code {
    font-size: 120px;
    font-weight: 700;
    color: #fff;
    text-shadow: 3px 3px 0 rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.error-title {
    font-size: 36px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
}

.error-message {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 30px;
    max-width: 400px;
}

.error-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: #fff;
    color: #667eea;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

.error-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

@media (max-width: 768px) {
    .container {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
    
    .error-content {
        text-align: center;
    }
    
    .error-code {
        font-size: 80px;
    }
    
    .error-title {
        font-size: 28px;
    }
    
    .error-message {
        font-size: 16px;
    }
    
    .error-actions {
        justify-content: center;
    }
}